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/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4 -*- */ |
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/* vim:set et sw=4 ts=4 cino=t0,(0: */ |
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/* |
/* |
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* Copyright (C) Till Harbaum 2009 <till@harbaum.org> |
* Copyright (C) Till Harbaum 2009 <till@harbaum.org> |
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* |
* |
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* with this program. If not, see <http://www.gnu.org/licenses/>. |
* with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
*/ |
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#include "config.h" |
#include "config.h" |
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#include <stdlib.h> // abs |
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#include <string.h> |
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#include <math.h> // M_PI/cos() |
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/* parameters that can be overwritten from the config file: */ |
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/* OSD_DIAMETER */ |
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/* OSD_X, OSD_Y */ |
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#ifdef USE_CAIRO |
#ifndef USE_CAIRO |
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#include <cairo.h> |
#error "OSD control display lacks a non-cairo implementation!" |
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#endif |
#endif |
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#include <cairo.h> |
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#include "osm-gps-map.h" |
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#include "converter.h" |
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#include "osm-gps-map-osd-classic.h" |
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//the osd controls |
//the osd controls |
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typedef struct { |
typedef struct { |
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GdkPixmap *backup; |
/* the offscreen representation of the OSD */ |
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cairo_surface_t *overlay; |
struct { |
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gint backup_x, backup_y; |
cairo_surface_t *surface; |
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OsmGpsMapOsdGpsCallback cb; |
gboolean rendered; |
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gpointer data; |
#ifdef OSD_GPS_BUTTON |
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gboolean gps_enabled; |
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#endif |
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} controls; |
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#ifdef OSD_BALLOON |
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//a balloon with additional info |
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struct { |
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cairo_surface_t *surface; |
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int orientation, offset_x, offset_y; |
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gboolean just_created; |
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float lat, lon; |
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OsmGpsMapRect_t rect; |
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/* function called to have the user app draw the contents */ |
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OsmGpsMapBalloonCallback cb; |
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gpointer data; |
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} balloon; |
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#endif |
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#ifdef OSD_SCALE |
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struct { |
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cairo_surface_t *surface; |
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int zoom; |
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} scale; |
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#endif |
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#ifdef OSD_CROSSHAIR |
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struct { |
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cairo_surface_t *surface; |
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gboolean rendered; |
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} crosshair; |
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#endif |
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#ifdef OSD_NAV |
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struct { |
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cairo_surface_t *surface; |
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float lat, lon; |
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char *name; |
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gboolean imperial; // display distance imperial/metric |
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} nav; |
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#endif |
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#ifdef OSD_COORDINATES |
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struct { |
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cairo_surface_t *surface; |
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float lat, lon; |
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} coordinates; |
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#endif |
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#ifdef OSD_SOURCE_SEL |
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struct { |
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/* values to handle the "source" menu */ |
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cairo_surface_t *surface; |
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gboolean expanded; |
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gint shift, dir, count; |
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gint handler_id; |
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gint width, height; |
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gboolean rendered; |
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} source_sel; |
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#endif |
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} osd_priv_t; |
} osd_priv_t; |
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typedef struct { |
#ifdef OSD_BALLOON |
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/* most visual effects are hardcoded by now, but may be made */ |
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/* available via properties later */ |
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#ifndef BALLOON_AREA_WIDTH |
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#define BALLOON_AREA_WIDTH 290 |
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#endif |
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#ifndef BALLOON_AREA_HEIGHT |
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#define BALLOON_AREA_HEIGHT 75 |
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#endif |
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#ifndef BALLOON_CORNER_RADIUS |
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#define BALLOON_CORNER_RADIUS 10 |
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#endif |
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#define BALLOON_BORDER (BALLOON_CORNER_RADIUS/2) |
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#define BALLOON_WIDTH (BALLOON_AREA_WIDTH + 2 * BALLOON_BORDER) |
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#define BALLOON_HEIGHT (BALLOON_AREA_HEIGHT + 2 * BALLOON_BORDER) |
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#define BALLOON_TRANSPARENCY 0.8 |
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#define POINTER_HEIGHT 20 |
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#define POINTER_FOOT_WIDTH 20 |
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#define POINTER_OFFSET (BALLOON_CORNER_RADIUS*3/4) |
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#define BALLOON_SHADOW (BALLOON_CORNER_RADIUS/2) |
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#define BALLOON_SHADOW_TRANSPARENCY 0.2 |
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#define BALLOON_W (BALLOON_WIDTH + BALLOON_SHADOW) |
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#define BALLOON_H (BALLOON_HEIGHT + POINTER_HEIGHT + BALLOON_SHADOW) |
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#define CLOSE_BUTTON_RADIUS (BALLOON_CORNER_RADIUS) |
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/* draw the bubble shape. this is used twice, once for the shape and once */ |
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/* for the shadow */ |
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static void |
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osm_gps_map_draw_balloon_shape (cairo_t *cr, int x0, int y0, int x1, int y1, |
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gboolean bottom, int px, int py, int px0, int px1) { |
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cairo_move_to (cr, x0, y0 + BALLOON_CORNER_RADIUS); |
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cairo_arc (cr, x0 + BALLOON_CORNER_RADIUS, y0 + BALLOON_CORNER_RADIUS, |
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BALLOON_CORNER_RADIUS, -M_PI, -M_PI/2); |
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if(!bottom) { |
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/* insert top pointer */ |
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cairo_line_to (cr, px1, y0); |
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cairo_line_to (cr, px, py); |
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cairo_line_to (cr, px0, y0); |
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} |
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cairo_line_to (cr, x1 - BALLOON_CORNER_RADIUS, y0); |
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cairo_arc (cr, x1 - BALLOON_CORNER_RADIUS, y0 + BALLOON_CORNER_RADIUS, |
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BALLOON_CORNER_RADIUS, -M_PI/2, 0); |
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cairo_line_to (cr, x1 , y1 - BALLOON_CORNER_RADIUS); |
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cairo_arc (cr, x1 - BALLOON_CORNER_RADIUS, y1 - BALLOON_CORNER_RADIUS, |
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BALLOON_CORNER_RADIUS, 0, M_PI/2); |
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if(bottom) { |
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/* insert bottom pointer */ |
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cairo_line_to (cr, px0, y1); |
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cairo_line_to (cr, px, py); |
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cairo_line_to (cr, px1, y1); |
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} |
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cairo_line_to (cr, x0 + BALLOON_CORNER_RADIUS, y1); |
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cairo_arc (cr, x0 + BALLOON_CORNER_RADIUS, y1 - BALLOON_CORNER_RADIUS, |
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BALLOON_CORNER_RADIUS, M_PI/2, M_PI); |
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cairo_close_path (cr); |
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} |
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static void |
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osd_render_balloon(osm_gps_map_osd_t *osd) { |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
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/* get zoom */ |
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gint zoom; |
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g_object_get(OSM_GPS_MAP(osd->widget), "zoom", &zoom, NULL); |
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/* ------- convert given coordinate into screen position --------- */ |
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gint xs, ys; |
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osm_gps_map_geographic_to_screen (OSM_GPS_MAP(osd->widget), |
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priv->balloon.lat, priv->balloon.lon, |
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&xs, &ys); |
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gint x0 = 1, y0 = 1; |
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/* check position of this relative to screen center to determine */ |
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/* pointer direction ... */ |
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int pointer_x, pointer_x0, pointer_x1; |
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int pointer_y; |
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/* ... and calculate position */ |
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int orientation = 0; |
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if(xs > osd->widget->allocation.width/2) { |
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priv->balloon.offset_x = -BALLOON_WIDTH + POINTER_OFFSET; |
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pointer_x = x0 - priv->balloon.offset_x; |
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pointer_x0 = pointer_x - (BALLOON_CORNER_RADIUS - POINTER_OFFSET); |
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pointer_x1 = pointer_x0 - POINTER_FOOT_WIDTH; |
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orientation |= 1; |
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} else { |
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priv->balloon.offset_x = -POINTER_OFFSET; |
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pointer_x = x0 - priv->balloon.offset_x; |
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pointer_x1 = pointer_x + (BALLOON_CORNER_RADIUS - POINTER_OFFSET); |
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pointer_x0 = pointer_x1 + POINTER_FOOT_WIDTH; |
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} |
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gboolean bottom = FALSE; |
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if(ys > osd->widget->allocation.height/2) { |
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priv->balloon.offset_y = -BALLOON_HEIGHT - POINTER_HEIGHT; |
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pointer_y = y0 - priv->balloon.offset_y; |
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bottom = TRUE; |
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orientation |= 2; |
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} else { |
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priv->balloon.offset_y = 0; |
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pointer_y = y0 - priv->balloon.offset_y; |
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y0 += POINTER_HEIGHT; |
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} |
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/* if required orientation equals current one, then don't render */ |
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/* anything */ |
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if(orientation == priv->balloon.orientation) |
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return; |
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priv->balloon.orientation = orientation; |
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/* calculate bottom/right of box */ |
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int x1 = x0 + BALLOON_WIDTH, y1 = y0 + BALLOON_HEIGHT; |
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/* save balloon screen coordinates for later use */ |
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priv->balloon.rect.x = x0 + BALLOON_BORDER; |
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priv->balloon.rect.y = y0 + BALLOON_BORDER; |
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priv->balloon.rect.w = x1 - x0 - 2*BALLOON_BORDER; |
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priv->balloon.rect.h = y1 - y0 - 2*BALLOON_BORDER; |
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cairo_t *cr = cairo_create(priv->balloon.surface); |
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cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
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cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.0); |
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cairo_paint(cr); |
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cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
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/* --------- draw shadow --------------- */ |
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osm_gps_map_draw_balloon_shape (cr, |
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x0 + BALLOON_SHADOW, y0 + BALLOON_SHADOW, |
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x1 + BALLOON_SHADOW, y1 + BALLOON_SHADOW, |
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bottom, pointer_x, pointer_y, |
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pointer_x0 + BALLOON_SHADOW, pointer_x1 + BALLOON_SHADOW); |
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cairo_set_source_rgba (cr, 0, 0, 0, BALLOON_SHADOW_TRANSPARENCY); |
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cairo_fill_preserve (cr); |
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cairo_set_source_rgba (cr, 1, 0, 0, 1.0); |
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cairo_set_line_width (cr, 0); |
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cairo_stroke (cr); |
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/* --------- draw main shape ----------- */ |
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osm_gps_map_draw_balloon_shape (cr, x0, y0, x1, y1, |
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bottom, pointer_x, pointer_y, pointer_x0, pointer_x1); |
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cairo_set_source_rgba (cr, 1, 1, 1, BALLOON_TRANSPARENCY); |
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cairo_fill_preserve (cr); |
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cairo_set_source_rgba (cr, 0, 0, 0, BALLOON_TRANSPARENCY); |
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cairo_set_line_width (cr, 1); |
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cairo_stroke (cr); |
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if (priv->balloon.cb) { |
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osm_gps_map_balloon_event_t event; |
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/* clip in case application tries to draw in */ |
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/* exceed of the balloon */ |
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cairo_rectangle (cr, priv->balloon.rect.x, priv->balloon.rect.y, |
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priv->balloon.rect.w, priv->balloon.rect.h); |
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cairo_clip (cr); |
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cairo_new_path (cr); /* current path is not consumed by cairo_clip */ |
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/* request the application to draw the balloon contents */ |
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event.type = OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW; |
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event.data.draw.rect = &priv->balloon.rect; |
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event.data.draw.cr = cr; |
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priv->balloon.cb(&event, priv->balloon.data); |
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} |
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gpointer priv; |
cairo_destroy(cr); |
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} osm_gps_map_osd_t; |
} |
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/* return true if balloon is being displayed and if */ |
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/* the given coordinate is within this balloon */ |
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static gboolean |
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osd_balloon_check(osm_gps_map_osd_t *osd, gboolean click, gboolean down, gint x, gint y) |
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{ |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
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if(!priv->balloon.surface) |
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return FALSE; |
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gint xs, ys; |
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osm_gps_map_geographic_to_screen (OSM_GPS_MAP(osd->widget), |
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priv->balloon.lat, priv->balloon.lon, |
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&xs, &ys); |
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xs += priv->balloon.rect.x + priv->balloon.offset_x; |
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ys += priv->balloon.rect.y + priv->balloon.offset_y; |
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gboolean is_in = |
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(x > xs) && (x < xs + priv->balloon.rect.w) && |
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(y > ys) && (y < ys + priv->balloon.rect.h); |
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/* is this a real click or is the application just checking for something? */ |
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if(click) { |
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/* handle the fact that the balloon may have been created by the */ |
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/* button down event */ |
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if(!is_in && !down && !priv->balloon.just_created) { |
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/* the user actually clicked outside the balloon */ |
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/* close the balloon! */ |
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osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(osd->widget)); |
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/* and inform application about this */ |
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if(priv->balloon.cb) { |
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osm_gps_map_balloon_event_t event; |
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event.type = OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED; |
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priv->balloon.cb(&event, priv->balloon.data); |
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} |
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} |
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if(is_in && priv->balloon.cb) { |
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osm_gps_map_balloon_event_t event; |
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/* notify application of click */ |
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event.type = OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK; |
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event.data.click.x = x - xs; |
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event.data.click.y = y - ys; |
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event.data.click.down = down; |
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priv->balloon.cb(&event, priv->balloon.data); |
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} |
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} |
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return is_in; |
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} |
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void osm_gps_map_osd_clear_balloon (OsmGpsMap *map) { |
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g_return_if_fail (OSM_IS_GPS_MAP (map)); |
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osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
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g_return_if_fail (osd); |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
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g_return_if_fail (priv); |
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if(priv->balloon.surface) { |
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cairo_surface_destroy(priv->balloon.surface); |
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priv->balloon.surface = NULL; |
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priv->balloon.lat = OSM_GPS_MAP_INVALID; |
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priv->balloon.lon = OSM_GPS_MAP_INVALID; |
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} |
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osm_gps_map_redraw(map); |
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} |
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void |
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osm_gps_map_osd_draw_balloon (OsmGpsMap *map, float latitude, float longitude, |
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OsmGpsMapBalloonCallback cb, gpointer data) { |
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g_return_if_fail (OSM_IS_GPS_MAP (map)); |
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osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
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g_return_if_fail (osd); |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
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g_return_if_fail (priv); |
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osm_gps_map_osd_clear_balloon (map); |
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/* allocate balloon surface */ |
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priv->balloon.surface = |
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cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
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BALLOON_W+2, BALLOON_H+2); |
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priv->balloon.lat = latitude; |
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priv->balloon.lon = longitude; |
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priv->balloon.cb = cb; |
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priv->balloon.data = data; |
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priv->balloon.just_created = TRUE; |
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389 |
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priv->balloon.orientation = -1; |
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391 |
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osd_render_balloon(osd); |
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osm_gps_map_redraw(map); |
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} |
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#endif // OSD_BALLOON |
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|
398 |
/* position and extent of bounding box */ |
/* position and extent of bounding box */ |
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#ifndef OSD_X |
400 |
#define OSD_X (10) |
#define OSD_X (10) |
401 |
#define OSD_Y (10) |
#endif |
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|
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#define OSD_COLOR 0.5, 0.5, 1 |
#ifndef OSD_Y |
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#define OSD_COLOR_DISABLED 0.8, 0.8, 0.8 |
#define OSD_Y (10) |
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#endif |
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|
407 |
/* parameters of the direction shape */ |
/* parameters of the direction shape */ |
408 |
#ifndef OSM_GPS_MAP_OSD_DIAMETER |
#ifndef OSD_DIAMETER |
409 |
#define D_RAD (30) // diameter of dpad |
#define D_RAD (30) // diameter of dpad |
410 |
#else |
#else |
411 |
#define D_RAD (OSM_GPS_MAP_OSD_DIAMETER) |
#define D_RAD (OSD_DIAMETER) |
412 |
#endif |
#endif |
413 |
#define D_TIP (4*D_RAD/5) // distance of arrow tip from dpad center |
#define D_TIP (4*D_RAD/5) // distance of arrow tip from dpad center |
414 |
#define D_LEN (D_RAD/4) // length of arrow |
#define D_LEN (D_RAD/4) // length of arrow |
418 |
#define Z_STEP (D_RAD/4) // distance between dpad and zoom |
#define Z_STEP (D_RAD/4) // distance between dpad and zoom |
419 |
#define Z_RAD (D_RAD/2) // radius of "caps" of zoom bar |
#define Z_RAD (D_RAD/2) // radius of "caps" of zoom bar |
420 |
|
|
421 |
|
#ifdef OSD_SHADOW_ENABLE |
422 |
/* shadow also depends on control size */ |
/* shadow also depends on control size */ |
423 |
#define OSD_SHADOW (D_RAD/6) |
#define OSD_SHADOW (D_RAD/6) |
424 |
|
#else |
425 |
|
#define OSD_SHADOW (0) |
426 |
|
#endif |
427 |
|
|
428 |
|
/* normally the GPS button is in the center of the dpad. if there's */ |
429 |
|
/* no dpad it will go into the zoom area */ |
430 |
|
#if defined(OSD_GPS_BUTTON) && defined(OSD_NO_DPAD) |
431 |
|
#define Z_GPS 1 |
432 |
|
#else |
433 |
|
#define Z_GPS 0 |
434 |
|
#endif |
435 |
|
|
436 |
/* total width and height of controls incl. shadow */ |
/* total width and height of controls incl. shadow */ |
437 |
#define OSD_W (2*D_RAD + OSD_SHADOW) |
#define OSD_W (2*D_RAD + OSD_SHADOW + Z_GPS * 2 * Z_RAD) |
438 |
|
#if !Z_GPS |
439 |
#define OSD_H (2*D_RAD + Z_STEP + 2*Z_RAD + OSD_SHADOW) |
#define OSD_H (2*D_RAD + Z_STEP + 2*Z_RAD + OSD_SHADOW) |
440 |
|
#else |
441 |
|
#define OSD_H (2*Z_RAD + OSD_SHADOW) |
442 |
|
#endif |
443 |
|
|
444 |
|
#ifdef OSD_SHADOW_ENABLE |
445 |
#define OSD_LBL_SHADOW (OSD_SHADOW/2) |
#define OSD_LBL_SHADOW (OSD_SHADOW/2) |
446 |
|
#endif |
447 |
|
|
448 |
|
#define Z_TOP ((1-Z_GPS) * (2 * D_RAD + Z_STEP)) |
449 |
|
|
|
#define Z_TOP (2 * D_RAD + Z_STEP) |
|
450 |
#define Z_MID (Z_TOP + Z_RAD) |
#define Z_MID (Z_TOP + Z_RAD) |
451 |
#define Z_BOT (Z_MID + Z_RAD) |
#define Z_BOT (Z_MID + Z_RAD) |
452 |
#define Z_LEFT (Z_RAD) |
#define Z_LEFT (Z_RAD) |
453 |
#define Z_RIGHT (2 * D_RAD - Z_RAD) |
#define Z_RIGHT (2 * D_RAD - Z_RAD + Z_GPS * 2 * Z_RAD) |
454 |
|
#define Z_CENTER ((Z_RIGHT + Z_LEFT)/2) |
455 |
|
|
456 |
/* create the cairo shape used for the zoom buttons */ |
/* create the cairo shape used for the zoom buttons */ |
457 |
static void |
static void |
458 |
osm_gps_map_osd_zoom_shape(cairo_t *cr, gint x, gint y) { |
osd_zoom_shape(cairo_t *cr, gint x, gint y) |
459 |
|
{ |
460 |
cairo_move_to (cr, x+Z_LEFT, y+Z_TOP); |
cairo_move_to (cr, x+Z_LEFT, y+Z_TOP); |
461 |
cairo_line_to (cr, x+Z_RIGHT, y+Z_TOP); |
cairo_line_to (cr, x+Z_RIGHT, y+Z_TOP); |
462 |
cairo_arc (cr, x+Z_RIGHT, y+Z_MID, Z_RAD, -M_PI/2, M_PI/2); |
cairo_arc (cr, x+Z_RIGHT, y+Z_MID, Z_RAD, -M_PI/2, M_PI/2); |
464 |
cairo_arc (cr, x+Z_LEFT, y+Z_MID, Z_RAD, M_PI/2, -M_PI/2); |
cairo_arc (cr, x+Z_LEFT, y+Z_MID, Z_RAD, M_PI/2, -M_PI/2); |
465 |
} |
} |
466 |
|
|
467 |
|
/* ------------------- color/shadow functions ----------------- */ |
468 |
|
|
469 |
|
#ifndef OSD_COLOR |
470 |
|
/* if no color has been specified we just use the gdks default colors */ |
471 |
|
static void |
472 |
|
osd_labels(cairo_t *cr, gint width, gboolean enabled, |
473 |
|
GdkColor *fg, GdkColor *disabled) { |
474 |
|
if(enabled) gdk_cairo_set_source_color(cr, fg); |
475 |
|
else gdk_cairo_set_source_color(cr, disabled); |
476 |
|
cairo_set_line_width (cr, width); |
477 |
|
} |
478 |
|
#else |
479 |
|
static void |
480 |
|
osd_labels(cairo_t *cr, gint width, gboolean enabled) { |
481 |
|
if(enabled) cairo_set_source_rgb (cr, OSD_COLOR); |
482 |
|
else cairo_set_source_rgb (cr, OSD_COLOR_DISABLED); |
483 |
|
cairo_set_line_width (cr, width); |
484 |
|
} |
485 |
|
#endif |
486 |
|
|
487 |
|
#ifdef OSD_SHADOW_ENABLE |
488 |
|
static void |
489 |
|
osd_labels_shadow(cairo_t *cr, gint width, gboolean enabled) { |
490 |
|
cairo_set_source_rgba (cr, 0, 0, 0, enabled?0.3:0.15); |
491 |
|
cairo_set_line_width (cr, width); |
492 |
|
} |
493 |
|
#endif |
494 |
|
|
495 |
|
#ifndef OSD_NO_DPAD |
496 |
/* create the cairo shape used for the dpad */ |
/* create the cairo shape used for the dpad */ |
497 |
static void |
static void |
498 |
osm_gps_map_osd_dpad_shape(cairo_t *cr, gint x, gint y) { |
osd_dpad_shape(cairo_t *cr, gint x, gint y) |
499 |
|
{ |
500 |
cairo_arc (cr, x+D_RAD, y+D_RAD, D_RAD, 0, 2 * M_PI); |
cairo_arc (cr, x+D_RAD, y+D_RAD, D_RAD, 0, 2 * M_PI); |
501 |
} |
} |
502 |
|
#endif |
503 |
|
|
504 |
|
#ifdef OSD_SHADOW_ENABLE |
505 |
|
static void |
506 |
|
osd_shape_shadow(cairo_t *cr) { |
507 |
|
cairo_set_source_rgba (cr, 0, 0, 0, 0.2); |
508 |
|
cairo_fill (cr); |
509 |
|
cairo_stroke (cr); |
510 |
|
} |
511 |
|
#endif |
512 |
|
|
513 |
|
#ifndef OSD_COLOR |
514 |
|
/* if no color has been specified we just use the gdks default colors */ |
515 |
|
static void |
516 |
|
osd_shape(cairo_t *cr, GdkColor *bg, GdkColor *fg) { |
517 |
|
gdk_cairo_set_source_color(cr, bg); |
518 |
|
cairo_fill_preserve (cr); |
519 |
|
gdk_cairo_set_source_color(cr, fg); |
520 |
|
cairo_set_line_width (cr, 1); |
521 |
|
cairo_stroke (cr); |
522 |
|
} |
523 |
|
#else |
524 |
|
static void |
525 |
|
osd_shape(cairo_t *cr) { |
526 |
|
cairo_set_source_rgb (cr, OSD_COLOR_BG); |
527 |
|
cairo_fill_preserve (cr); |
528 |
|
cairo_set_source_rgb (cr, OSD_COLOR); |
529 |
|
cairo_set_line_width (cr, 1); |
530 |
|
cairo_stroke (cr); |
531 |
|
} |
532 |
|
#endif |
533 |
|
|
|
typedef enum { |
|
|
OSD_NONE = 0, |
|
|
OSD_BG, |
|
|
OSD_UP, |
|
|
OSD_DOWN, |
|
|
OSD_LEFT, |
|
|
OSD_RIGHT, |
|
|
OSD_IN, |
|
|
OSD_OUT, |
|
|
OSD_GPS |
|
|
} osd_button_t; |
|
534 |
|
|
535 |
static gboolean |
static gboolean |
536 |
osm_gps_map_in_circle(gint x, gint y, gint cx, gint cy, gint rad) |
osm_gps_map_in_circle(gint x, gint y, gint cx, gint cy, gint rad) |
538 |
return( pow(cx - x, 2) + pow(cy - y, 2) < rad * rad); |
return( pow(cx - x, 2) + pow(cy - y, 2) < rad * rad); |
539 |
} |
} |
540 |
|
|
541 |
|
#ifndef OSD_NO_DPAD |
542 |
/* check whether x/y is within the dpad */ |
/* check whether x/y is within the dpad */ |
543 |
static osd_button_t |
static osd_button_t |
544 |
osm_gps_map_osd_check_dpad(gint x, gint y) |
osd_check_dpad(gint x, gint y) |
545 |
{ |
{ |
546 |
/* within entire dpad circle */ |
/* within entire dpad circle */ |
547 |
if( osm_gps_map_in_circle(x, y, OSD_X + D_RAD, OSD_Y + D_RAD, D_RAD)) |
if( osm_gps_map_in_circle(x, y, D_RAD, D_RAD, D_RAD)) |
548 |
{ |
{ |
549 |
/* convert into position relative to dpads centre */ |
/* convert into position relative to dpads centre */ |
550 |
x -= (OSD_X + D_RAD); |
x -= D_RAD; |
551 |
y -= (OSD_Y + D_RAD); |
y -= D_RAD; |
552 |
|
|
553 |
|
#ifdef OSD_GPS_BUTTON |
554 |
/* check for dpad center goes here! */ |
/* check for dpad center goes here! */ |
555 |
if( osm_gps_map_in_circle(x, y, 0, 0, D_RAD/3)) |
if( osm_gps_map_in_circle(x, y, 0, 0, D_RAD/3)) |
556 |
return OSD_GPS; |
return OSD_GPS; |
557 |
|
#endif |
558 |
|
|
559 |
if( y < 0 && abs(x) < abs(y)) |
if( y < 0 && abs(x) < abs(y)) |
560 |
return OSD_UP; |
return OSD_UP; |
572 |
} |
} |
573 |
return OSD_NONE; |
return OSD_NONE; |
574 |
} |
} |
575 |
|
#endif |
576 |
|
|
577 |
/* check whether x/y is within the zoom pads */ |
/* check whether x/y is within the zoom pads */ |
578 |
static osd_button_t |
static osd_button_t |
579 |
osm_gps_map_osd_check_zoom(gint x, gint y) { |
osd_check_zoom(gint x, gint y) { |
580 |
if( x > OSD_X && x < (OSD_X + OSD_W) && y > Z_TOP && y < (OSD_Y+Z_BOT)) { |
if( x > 0 && x < OSD_W && y > Z_TOP && y < Z_BOT) { |
581 |
|
|
582 |
/* within circle around (-) label */ |
/* within circle around (-) label */ |
583 |
if( osm_gps_map_in_circle(x, y, OSD_X + Z_LEFT, OSD_Y + Z_MID, Z_RAD)) |
if( osm_gps_map_in_circle(x, y, Z_LEFT, Z_MID, Z_RAD)) |
|
return OSD_OUT; |
|
|
|
|
|
/* between center of (-) button and center of entire zoom control area */ |
|
|
if(x > OSD_LEFT && x < OSD_X + D_RAD) |
|
584 |
return OSD_OUT; |
return OSD_OUT; |
585 |
|
|
586 |
/* within circle around (+) label */ |
/* within circle around (+) label */ |
587 |
if( osm_gps_map_in_circle(x, y, OSD_X + Z_RIGHT, OSD_Y + Z_MID, Z_RAD)) |
if( osm_gps_map_in_circle(x, y, Z_RIGHT, Z_MID, Z_RAD)) |
588 |
return OSD_IN; |
return OSD_IN; |
589 |
|
|
590 |
|
#if Z_GPS == 1 |
591 |
|
/* within square around center */ |
592 |
|
if( x > Z_CENTER - Z_RAD && x < Z_CENTER + Z_RAD) |
593 |
|
return OSD_GPS; |
594 |
|
#endif |
595 |
|
|
596 |
|
/* between center of (-) button and center of entire zoom control area */ |
597 |
|
if(x > OSD_LEFT && x < D_RAD) |
598 |
|
return OSD_OUT; |
599 |
|
|
600 |
/* between center of (+) button and center of entire zoom control area */ |
/* between center of (+) button and center of entire zoom control area */ |
601 |
if(x < OSD_RIGHT && x > OSD_X + D_RAD) |
if(x < OSD_RIGHT && x > D_RAD) |
602 |
return OSD_IN; |
return OSD_IN; |
603 |
} |
} |
604 |
|
|
605 |
return OSD_NONE; |
return OSD_NONE; |
606 |
} |
} |
607 |
|
|
608 |
static osd_button_t |
#ifdef OSD_SOURCE_SEL |
|
osm_gps_map_osd_check(gint x, gint y) { |
|
|
osd_button_t but = OSD_NONE; |
|
609 |
|
|
610 |
/* first do a rough test for the OSD area. */ |
/* place source selection at right border */ |
611 |
/* this is just to avoid an unnecessary detailed test */ |
#define OSD_S_RAD (Z_RAD) |
612 |
if(x > OSD_X && x < OSD_X + OSD_W && |
#define OSD_S_X (-OSD_X) |
613 |
y > OSD_Y && y < OSD_Y + OSD_H) { |
#define OSD_S_Y (OSD_Y) |
614 |
but = osm_gps_map_osd_check_dpad(x, y); |
#define OSD_S_PW (2 * Z_RAD) |
615 |
|
#define OSD_S_W (OSD_S_PW) |
616 |
|
#define OSD_S_PH (2 * Z_RAD) |
617 |
|
#define OSD_S_H (OSD_S_PH + OSD_SHADOW) |
618 |
|
|
619 |
|
/* size of usable area when expanded */ |
620 |
|
#define OSD_S_AREA_W (priv->source_sel.width) |
621 |
|
#define OSD_S_AREA_H (priv->source_sel.height) |
622 |
|
#define OSD_S_EXP_W (OSD_S_PW + OSD_S_AREA_W + OSD_SHADOW) |
623 |
|
#define OSD_S_EXP_H (OSD_S_AREA_H + OSD_SHADOW) |
624 |
|
|
625 |
|
/* internal value to draw the arrow on the "puller" */ |
626 |
|
#define OSD_S_D0 (OSD_S_RAD/2) |
627 |
|
#ifndef OSD_FONT_SIZE |
628 |
|
#define OSD_FONT_SIZE 16.0 |
629 |
|
#endif |
630 |
|
#define OSD_TEXT_BORDER (OSD_FONT_SIZE/2) |
631 |
|
#define OSD_TEXT_SKIP (OSD_FONT_SIZE/8) |
632 |
|
|
633 |
if(but == OSD_NONE) |
/* draw the shape of the source selection OSD, either only the puller (not expanded) */ |
634 |
but = osm_gps_map_osd_check_zoom(x, y); |
/* or the entire menu incl. the puller (expanded) */ |
635 |
|
static void |
636 |
|
osd_source_shape(osd_priv_t *priv, cairo_t *cr, gint x, gint y) { |
637 |
|
if(!priv->source_sel.expanded) { |
638 |
|
/* just draw the puller */ |
639 |
|
cairo_move_to (cr, x + OSD_S_PW, y + OSD_S_PH); |
640 |
|
cairo_arc (cr, x+OSD_S_RAD, y+OSD_S_RAD, OSD_S_RAD, M_PI/2, -M_PI/2); |
641 |
|
cairo_line_to (cr, x + OSD_S_PW, y); |
642 |
|
} else { |
643 |
|
/* draw the puller and the area itself */ |
644 |
|
cairo_move_to (cr, x + OSD_S_PW + OSD_S_AREA_W, y + OSD_S_AREA_H); |
645 |
|
cairo_line_to (cr, x + OSD_S_PW, y + OSD_S_AREA_H); |
646 |
|
if(OSD_S_Y > 0) { |
647 |
|
cairo_line_to (cr, x + OSD_S_PW, y + OSD_S_PH); |
648 |
|
cairo_arc (cr, x+OSD_S_RAD, y+OSD_S_RAD, OSD_S_RAD, M_PI/2, -M_PI/2); |
649 |
|
} else { |
650 |
|
cairo_arc (cr, x+OSD_S_RAD, y+OSD_S_AREA_H-OSD_S_RAD, OSD_S_RAD, M_PI/2, -M_PI/2); |
651 |
|
cairo_line_to (cr, x + OSD_S_PW, y + OSD_S_AREA_H - OSD_S_PH); |
652 |
|
cairo_line_to (cr, x + OSD_S_PW, y); |
653 |
|
} |
654 |
|
cairo_line_to (cr, x + OSD_S_PW + OSD_S_AREA_W, y); |
655 |
|
cairo_close_path (cr); |
656 |
} |
} |
657 |
|
} |
658 |
|
|
659 |
return but; |
static void |
660 |
|
osd_source_content(osm_gps_map_osd_t *osd, cairo_t *cr, gint offset) { |
661 |
|
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
662 |
|
|
663 |
|
int py = offset + OSD_S_RAD - OSD_S_D0; |
664 |
|
|
665 |
|
if(!priv->source_sel.expanded) { |
666 |
|
/* draw the "puller" open (<) arrow */ |
667 |
|
cairo_move_to (cr, offset + OSD_S_RAD + OSD_S_D0/2, py); |
668 |
|
cairo_rel_line_to (cr, -OSD_S_D0, +OSD_S_D0); |
669 |
|
cairo_rel_line_to (cr, +OSD_S_D0, +OSD_S_D0); |
670 |
|
} else { |
671 |
|
if(OSD_S_Y < 0) |
672 |
|
py += OSD_S_AREA_H - OSD_S_PH; |
673 |
|
|
674 |
|
/* draw the "puller" close (>) arrow */ |
675 |
|
cairo_move_to (cr, offset + OSD_S_RAD - OSD_S_D0/2, py); |
676 |
|
cairo_rel_line_to (cr, +OSD_S_D0, +OSD_S_D0); |
677 |
|
cairo_rel_line_to (cr, -OSD_S_D0, +OSD_S_D0); |
678 |
|
cairo_stroke(cr); |
679 |
|
|
680 |
|
/* don't draw a shadow for the text content */ |
681 |
|
if(offset == 1) { |
682 |
|
gint source; |
683 |
|
g_object_get(osd->widget, "map-source", &source, NULL); |
684 |
|
|
685 |
|
cairo_select_font_face (cr, "Sans", |
686 |
|
CAIRO_FONT_SLANT_NORMAL, |
687 |
|
CAIRO_FONT_WEIGHT_BOLD); |
688 |
|
cairo_set_font_size (cr, OSD_FONT_SIZE); |
689 |
|
|
690 |
|
int i, step = (priv->source_sel.height - 2*OSD_TEXT_BORDER) / |
691 |
|
OSM_GPS_MAP_SOURCE_LAST; |
692 |
|
for(i=OSM_GPS_MAP_SOURCE_NULL+1;i<=OSM_GPS_MAP_SOURCE_LAST;i++) { |
693 |
|
cairo_text_extents_t extents; |
694 |
|
const char *src = osm_gps_map_source_get_friendly_name(i); |
695 |
|
cairo_text_extents (cr, src, &extents); |
696 |
|
|
697 |
|
int x = offset + OSD_S_PW + OSD_TEXT_BORDER; |
698 |
|
int y = offset + step * (i-1) + OSD_TEXT_BORDER; |
699 |
|
|
700 |
|
/* draw filled rectangle if selected */ |
701 |
|
if(source == i) { |
702 |
|
cairo_rectangle(cr, x - OSD_TEXT_BORDER/2, |
703 |
|
y - OSD_TEXT_SKIP, |
704 |
|
priv->source_sel.width - OSD_TEXT_BORDER, |
705 |
|
step + OSD_TEXT_SKIP); |
706 |
|
cairo_fill(cr); |
707 |
|
|
708 |
|
/* temprarily draw with background color */ |
709 |
|
#ifndef OSD_COLOR |
710 |
|
GdkColor bg = osd->widget->style->bg[GTK_STATE_NORMAL]; |
711 |
|
gdk_cairo_set_source_color(cr, &bg); |
712 |
|
#else |
713 |
|
cairo_set_source_rgb (cr, OSD_COLOR_BG); |
714 |
|
#endif |
715 |
|
} |
716 |
|
|
717 |
|
cairo_move_to (cr, x, y + OSD_TEXT_SKIP - extents.y_bearing); |
718 |
|
cairo_show_text (cr, src); |
719 |
|
|
720 |
|
/* restore color */ |
721 |
|
if(source == i) { |
722 |
|
#ifndef OSD_COLOR |
723 |
|
GdkColor fg = osd->widget->style->fg[GTK_STATE_NORMAL]; |
724 |
|
gdk_cairo_set_source_color(cr, &fg); |
725 |
|
#else |
726 |
|
cairo_set_source_rgb (cr, OSD_COLOR); |
727 |
|
#endif |
728 |
|
} |
729 |
|
} |
730 |
|
} |
731 |
|
} |
732 |
} |
} |
733 |
|
|
734 |
static void |
static void |
735 |
osm_gps_map_osd_shape_shadow(cairo_t *cr) { |
osd_render_source_sel(osm_gps_map_osd_t *osd, gboolean force_rerender) { |
736 |
cairo_set_source_rgba (cr, 0, 0, 0, 0.2); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
737 |
cairo_fill (cr); |
|
738 |
|
if(priv->source_sel.rendered && !force_rerender) |
739 |
|
return; |
740 |
|
|
741 |
|
priv->source_sel.rendered = TRUE; |
742 |
|
|
743 |
|
#ifndef OSD_COLOR |
744 |
|
GdkColor bg = GTK_WIDGET(osd->widget)->style->bg[GTK_STATE_NORMAL]; |
745 |
|
GdkColor fg = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_NORMAL]; |
746 |
|
GdkColor da = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_INSENSITIVE]; |
747 |
|
#endif |
748 |
|
|
749 |
|
/* draw source selector */ |
750 |
|
cairo_t *cr = cairo_create(priv->source_sel.surface); |
751 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
752 |
|
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
753 |
|
cairo_paint(cr); |
754 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
755 |
|
|
756 |
|
#ifdef OSD_SHADOW_ENABLE |
757 |
|
osd_source_shape(priv, cr, 1+OSD_SHADOW, 1+OSD_SHADOW); |
758 |
|
osd_shape_shadow(cr); |
759 |
|
#endif |
760 |
|
|
761 |
|
osd_source_shape(priv, cr, 1, 1); |
762 |
|
#ifndef OSD_COLOR |
763 |
|
osd_shape(cr, &bg, &fg); |
764 |
|
#else |
765 |
|
osd_shape(cr); |
766 |
|
#endif |
767 |
|
|
768 |
|
#ifdef OSD_SHADOW_ENABLE |
769 |
|
osd_labels_shadow(cr, Z_RAD/3, TRUE); |
770 |
|
osd_source_content(osd, cr, 1+OSD_LBL_SHADOW); |
771 |
cairo_stroke (cr); |
cairo_stroke (cr); |
772 |
|
#endif |
773 |
|
#ifndef OSD_COLOR |
774 |
|
osd_labels(cr, Z_RAD/3, TRUE, &fg, &da); |
775 |
|
#else |
776 |
|
osd_labels(cr, Z_RAD/3, TRUE); |
777 |
|
#endif |
778 |
|
osd_source_content(osd, cr, 1); |
779 |
|
cairo_stroke (cr); |
780 |
|
|
781 |
|
cairo_destroy(cr); |
782 |
} |
} |
783 |
|
|
784 |
static void |
/* re-allocate the buffer used to draw the menu. This is used */ |
785 |
osm_gps_map_osd_shape(cairo_t *cr) { |
/* to collapse/expand the buffer */ |
786 |
cairo_set_source_rgb (cr, 1, 1, 1); |
static void |
787 |
cairo_fill_preserve (cr); |
osd_source_reallocate(osm_gps_map_osd_t *osd) { |
788 |
cairo_set_source_rgb (cr, OSD_COLOR); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
789 |
cairo_set_line_width (cr, 1); |
|
790 |
cairo_stroke (cr); |
/* re-allocate offscreen bitmap */ |
791 |
|
g_assert (priv->source_sel.surface); |
792 |
|
|
793 |
|
int w = OSD_S_W, h = OSD_S_H; |
794 |
|
if(priv->source_sel.expanded) { |
795 |
|
cairo_text_extents_t extents; |
796 |
|
|
797 |
|
/* determine content size */ |
798 |
|
cairo_t *cr = cairo_create(priv->source_sel.surface); |
799 |
|
cairo_select_font_face (cr, "Sans", |
800 |
|
CAIRO_FONT_SLANT_NORMAL, |
801 |
|
CAIRO_FONT_WEIGHT_BOLD); |
802 |
|
cairo_set_font_size (cr, OSD_FONT_SIZE); |
803 |
|
|
804 |
|
/* calculate menu size */ |
805 |
|
int i, max_h = 0, max_w = 0; |
806 |
|
for(i=OSM_GPS_MAP_SOURCE_NULL+1;i<=OSM_GPS_MAP_SOURCE_LAST;i++) { |
807 |
|
const char *src = osm_gps_map_source_get_friendly_name(i); |
808 |
|
cairo_text_extents (cr, src, &extents); |
809 |
|
|
810 |
|
if(extents.width > max_w) max_w = extents.width; |
811 |
|
if(extents.height > max_h) max_h = extents.height; |
812 |
|
} |
813 |
|
cairo_destroy(cr); |
814 |
|
|
815 |
|
priv->source_sel.width = max_w + 2*OSD_TEXT_BORDER; |
816 |
|
priv->source_sel.height = OSM_GPS_MAP_SOURCE_LAST * |
817 |
|
(max_h + 2*OSD_TEXT_SKIP) + 2*OSD_TEXT_BORDER; |
818 |
|
|
819 |
|
w = OSD_S_EXP_W; |
820 |
|
h = OSD_S_EXP_H; |
821 |
|
} |
822 |
|
|
823 |
|
cairo_surface_destroy(priv->source_sel.surface); |
824 |
|
priv->source_sel.surface = |
825 |
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, w+2, h+2); |
826 |
|
|
827 |
|
osd_render_source_sel(osd, TRUE); |
828 |
|
} |
829 |
|
|
830 |
|
#define OSD_HZ 15 |
831 |
|
#define OSD_TIME 500 |
832 |
|
|
833 |
|
static gboolean osd_source_animate(gpointer data) { |
834 |
|
osm_gps_map_osd_t *osd = (osm_gps_map_osd_t*)data; |
835 |
|
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
836 |
|
int diff = OSD_S_EXP_W - OSD_S_W - OSD_S_X; |
837 |
|
gboolean done = FALSE; |
838 |
|
priv->source_sel.count += priv->source_sel.dir; |
839 |
|
|
840 |
|
/* shifting in */ |
841 |
|
if(priv->source_sel.dir < 0) { |
842 |
|
if(priv->source_sel.count <= 0) { |
843 |
|
priv->source_sel.count = 0; |
844 |
|
done = TRUE; |
845 |
|
} |
846 |
|
} else { |
847 |
|
if(priv->source_sel.count >= 1000) { |
848 |
|
priv->source_sel.expanded = FALSE; |
849 |
|
osd_source_reallocate(osd); |
850 |
|
|
851 |
|
priv->source_sel.count = 1000; |
852 |
|
done = TRUE; |
853 |
|
} |
854 |
|
} |
855 |
|
|
856 |
|
|
857 |
|
/* count runs linearly from 0 to 1000, map this nicely onto a position */ |
858 |
|
|
859 |
|
/* nice sinoid mapping */ |
860 |
|
float m = 0.5-cos(priv->source_sel.count * M_PI / 1000.0)/2; |
861 |
|
priv->source_sel.shift = |
862 |
|
(osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X) + |
863 |
|
m * diff; |
864 |
|
|
865 |
|
/* make sure the screen is updated */ |
866 |
|
osm_gps_map_repaint(OSM_GPS_MAP(osd->widget)); |
867 |
|
|
868 |
|
/* stop animation if done */ |
869 |
|
if(done) |
870 |
|
priv->source_sel.handler_id = 0; |
871 |
|
|
872 |
|
return !done; |
873 |
|
} |
874 |
|
|
875 |
|
/* switch between expand and collapse mode of source selection */ |
876 |
|
static void |
877 |
|
osd_source_toggle(osm_gps_map_osd_t *osd) |
878 |
|
{ |
879 |
|
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
880 |
|
|
881 |
|
/* ignore clicks while animation is running */ |
882 |
|
if(priv->source_sel.handler_id) |
883 |
|
return; |
884 |
|
|
885 |
|
/* expand immediately, collapse is handle at the end of the */ |
886 |
|
/* collapse animation */ |
887 |
|
if(!priv->source_sel.expanded) { |
888 |
|
priv->source_sel.expanded = TRUE; |
889 |
|
osd_source_reallocate(osd); |
890 |
|
|
891 |
|
priv->source_sel.count = 1000; |
892 |
|
priv->source_sel.shift = osd->widget->allocation.width - OSD_S_W; |
893 |
|
priv->source_sel.dir = -1000/OSD_HZ; |
894 |
|
} else { |
895 |
|
priv->source_sel.count = 0; |
896 |
|
priv->source_sel.shift = osd->widget->allocation.width - |
897 |
|
OSD_S_EXP_W + OSD_S_X; |
898 |
|
priv->source_sel.dir = +1000/OSD_HZ; |
899 |
|
} |
900 |
|
|
901 |
|
/* start timer to handle animation */ |
902 |
|
priv->source_sel.handler_id = gtk_timeout_add(OSD_TIME/OSD_HZ, |
903 |
|
osd_source_animate, osd); |
904 |
|
} |
905 |
|
|
906 |
|
/* check if the user clicked inside the source selection area */ |
907 |
|
static osd_button_t |
908 |
|
osd_source_check(osm_gps_map_osd_t *osd, gboolean down, gint x, gint y) { |
909 |
|
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
910 |
|
|
911 |
|
if(!priv->source_sel.expanded) |
912 |
|
x -= osd->widget->allocation.width - OSD_S_W; |
913 |
|
else |
914 |
|
x -= osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X; |
915 |
|
|
916 |
|
if(OSD_S_Y > 0) |
917 |
|
y -= OSD_S_Y; |
918 |
|
else |
919 |
|
y -= osd->widget->allocation.height - OSD_S_PH + OSD_S_Y; |
920 |
|
|
921 |
|
/* within square around puller? */ |
922 |
|
if(y > 0 && y < OSD_S_PH && x > 0 && x < OSD_S_PW) { |
923 |
|
/* really within puller shape? */ |
924 |
|
if(x > Z_RAD || osm_gps_map_in_circle(x, y, Z_RAD, Z_RAD, Z_RAD)) { |
925 |
|
/* expand source selector */ |
926 |
|
if(down) |
927 |
|
osd_source_toggle(osd); |
928 |
|
|
929 |
|
/* tell upper layers that user clicked some background element */ |
930 |
|
/* of the OSD */ |
931 |
|
return OSD_BG; |
932 |
|
} |
933 |
|
} |
934 |
|
|
935 |
|
/* check for clicks into data area */ |
936 |
|
if(priv->source_sel.expanded && !priv->source_sel.handler_id) { |
937 |
|
/* re-adjust from puller top to content top */ |
938 |
|
if(OSD_S_Y < 0) |
939 |
|
y += OSD_S_EXP_H - OSD_S_PH; |
940 |
|
|
941 |
|
if(x > OSD_S_PW && |
942 |
|
x < OSD_S_PW + OSD_S_EXP_W && |
943 |
|
y > 0 && |
944 |
|
y < OSD_S_EXP_H) { |
945 |
|
|
946 |
|
int step = (priv->source_sel.height - 2*OSD_TEXT_BORDER) |
947 |
|
/ OSM_GPS_MAP_SOURCE_LAST; |
948 |
|
|
949 |
|
y -= OSD_TEXT_BORDER - OSD_TEXT_SKIP; |
950 |
|
y /= step; |
951 |
|
y += 1; |
952 |
|
|
953 |
|
if(down) { |
954 |
|
gint old = 0; |
955 |
|
g_object_get(osd->widget, "map-source", &old, NULL); |
956 |
|
|
957 |
|
if(y > OSM_GPS_MAP_SOURCE_NULL && |
958 |
|
y <= OSM_GPS_MAP_SOURCE_LAST && |
959 |
|
old != y) { |
960 |
|
g_object_set(osd->widget, "map-source", y, NULL); |
961 |
|
|
962 |
|
osd_render_source_sel(osd, TRUE); |
963 |
|
osm_gps_map_repaint(OSM_GPS_MAP(osd->widget)); |
964 |
|
} |
965 |
|
} |
966 |
|
|
967 |
|
/* return "clicked in OSD background" to prevent further */ |
968 |
|
/* processing by application */ |
969 |
|
return OSD_BG; |
970 |
|
} |
971 |
|
} |
972 |
|
|
973 |
|
return OSD_NONE; |
974 |
|
} |
975 |
|
#endif // OSD_SOURCE_SEL |
976 |
|
|
977 |
|
static osd_button_t |
978 |
|
osd_check_int(osm_gps_map_osd_t *osd, gboolean click, gboolean down, gint x, gint y) { |
979 |
|
osd_button_t but = OSD_NONE; |
980 |
|
|
981 |
|
#ifdef OSD_BALLOON |
982 |
|
if(down) { |
983 |
|
/* needed to handle balloons that are created at click */ |
984 |
|
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
985 |
|
priv->balloon.just_created = FALSE; |
986 |
|
} |
987 |
|
#endif |
988 |
|
|
989 |
|
#ifdef OSD_SOURCE_SEL |
990 |
|
/* the source selection area is handles internally */ |
991 |
|
but = osd_source_check(osd, down, x, y); |
992 |
|
#endif |
993 |
|
|
994 |
|
if(but == OSD_NONE) { |
995 |
|
gint mx = x - OSD_X; |
996 |
|
gint my = y - OSD_Y; |
997 |
|
|
998 |
|
if(OSD_X < 0) |
999 |
|
mx -= (osd->widget->allocation.width - OSD_W); |
1000 |
|
|
1001 |
|
if(OSD_Y < 0) |
1002 |
|
my -= (osd->widget->allocation.height - OSD_H); |
1003 |
|
|
1004 |
|
/* first do a rough test for the OSD area. */ |
1005 |
|
/* this is just to avoid an unnecessary detailed test */ |
1006 |
|
if(mx > 0 && mx < OSD_W && my > 0 && my < OSD_H) { |
1007 |
|
#ifndef OSD_NO_DPAD |
1008 |
|
but = osd_check_dpad(mx, my); |
1009 |
|
#endif |
1010 |
|
} |
1011 |
|
|
1012 |
|
if(but == OSD_NONE) |
1013 |
|
but = osd_check_zoom(mx, my); |
1014 |
|
} |
1015 |
|
|
1016 |
|
#ifdef OSD_BALLOON |
1017 |
|
if(but == OSD_NONE) { |
1018 |
|
/* check if user clicked into balloon */ |
1019 |
|
if(osd_balloon_check(osd, click, down, x, y)) |
1020 |
|
but = OSD_BG; |
1021 |
|
} |
1022 |
|
#endif |
1023 |
|
|
1024 |
|
return but; |
1025 |
} |
} |
1026 |
|
|
1027 |
|
#ifndef OSD_NO_DPAD |
1028 |
static void |
static void |
1029 |
osm_gps_map_osd_dpad_labels(cairo_t *cr, gint x, gint y) { |
osd_dpad_labels(cairo_t *cr, gint x, gint y) { |
1030 |
/* move reference to dpad center */ |
/* move reference to dpad center */ |
1031 |
x += D_RAD; |
x += D_RAD; |
1032 |
y += D_RAD; |
y += D_RAD; |
1049 |
cairo_rel_line_to (cr, offset[i][2][0], offset[i][2][1]); |
cairo_rel_line_to (cr, offset[i][2][0], offset[i][2][1]); |
1050 |
} |
} |
1051 |
} |
} |
1052 |
|
#endif |
1053 |
|
|
1054 |
/* draw the sattelite dish icon in the center of the dpad */ |
#ifdef OSD_GPS_BUTTON |
1055 |
#define GPS_V0 (D_RAD/8) |
/* draw the satellite dish icon in the center of the dpad */ |
1056 |
|
#define GPS_V0 (D_RAD/7) |
1057 |
#define GPS_V1 (D_RAD/10) |
#define GPS_V1 (D_RAD/10) |
1058 |
#define GPS_V2 (D_RAD/5) |
#define GPS_V2 (D_RAD/5) |
1059 |
|
|
1060 |
/* draw a satellite receiver dish */ |
/* draw a satellite receiver dish */ |
1061 |
|
/* this is either drawn in the center of the dpad (if present) */ |
1062 |
|
/* or in the middle of the zoom area */ |
1063 |
static void |
static void |
1064 |
osm_gps_map_osd_dpad_gps(cairo_t *cr, gint x, gint y) { |
osd_dpad_gps(cairo_t *cr, gint x, gint y) { |
1065 |
/* move reference to dpad center */ |
/* move reference to dpad center */ |
1066 |
x += D_RAD; |
x += (1-Z_GPS) * D_RAD + Z_GPS * Z_RAD * 3; |
1067 |
y += D_RAD + GPS_V0; |
y += (1-Z_GPS) * D_RAD + Z_GPS * Z_RAD + GPS_V0; |
1068 |
|
|
1069 |
cairo_move_to (cr, x-GPS_V0, y+GPS_V0); |
cairo_move_to (cr, x-GPS_V0, y+GPS_V0); |
1070 |
cairo_rel_line_to (cr, +GPS_V0, -GPS_V0); |
cairo_rel_line_to (cr, +GPS_V0, -GPS_V0); |
1079 |
cairo_move_to (cr, x, y-GPS_V2); |
cairo_move_to (cr, x, y-GPS_V2); |
1080 |
cairo_rel_line_to (cr, +GPS_V1, -GPS_V1); |
cairo_rel_line_to (cr, +GPS_V1, -GPS_V1); |
1081 |
} |
} |
1082 |
|
#endif |
1083 |
|
|
1084 |
#define Z_LEN (2*Z_RAD/3) |
#define Z_LEN (2*Z_RAD/3) |
1085 |
|
|
1086 |
static void |
static void |
1087 |
osm_gps_map_osd_zoom_labels(cairo_t *cr, gint x, gint y) { |
osd_zoom_labels(cairo_t *cr, gint x, gint y) { |
1088 |
cairo_move_to (cr, x + Z_LEFT - Z_LEN, y + Z_MID); |
cairo_move_to (cr, x + Z_LEFT - Z_LEN, y + Z_MID); |
1089 |
cairo_line_to (cr, x + Z_LEFT + Z_LEN, y + Z_MID); |
cairo_line_to (cr, x + Z_LEFT + Z_LEN, y + Z_MID); |
1090 |
|
|
1094 |
cairo_line_to (cr, x + Z_RIGHT + Z_LEN, y + Z_MID); |
cairo_line_to (cr, x + Z_RIGHT + Z_LEN, y + Z_MID); |
1095 |
} |
} |
1096 |
|
|
1097 |
static void |
#ifdef OSD_COORDINATES |
|
osm_gps_map_osd_labels(cairo_t *cr, gint width, gboolean enabled) { |
|
|
if(enabled) cairo_set_source_rgb (cr, OSD_COLOR); |
|
|
else cairo_set_source_rgb (cr, OSD_COLOR_DISABLED); |
|
|
cairo_set_line_width (cr, width); |
|
|
cairo_stroke (cr); |
|
|
} |
|
|
|
|
|
static void |
|
|
osm_gps_map_osd_labels_shadow(cairo_t *cr, gint width, gboolean enabled) { |
|
|
cairo_set_source_rgba (cr, 0, 0, 0, enabled?0.3:0.15); |
|
|
cairo_set_line_width (cr, width); |
|
|
cairo_stroke (cr); |
|
|
} |
|
1098 |
|
|
1099 |
static void |
#ifndef OSD_COORDINATES_FONT_SIZE |
1100 |
osm_gps_map_osd_render(OsmGpsMapPrivate *priv) { |
#define OSD_COORDINATES_FONT_SIZE 12 |
|
|
|
|
/* first fill with transparency */ |
|
|
cairo_t *cr = cairo_create(priv->osd.overlay); |
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
|
|
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
|
|
cairo_paint(cr); |
|
|
|
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
|
|
|
|
|
/* --------- draw zoom and dpad shape shadow ----------- */ |
|
|
gint x = 0, y = 0; |
|
|
|
|
|
osm_gps_map_osd_zoom_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW); |
|
|
osm_gps_map_osd_shape_shadow(cr); |
|
|
osm_gps_map_osd_dpad_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW); |
|
|
osm_gps_map_osd_shape_shadow(cr); |
|
|
|
|
|
/* --------- draw zoom and dpad shape ----------- */ |
|
|
|
|
|
osm_gps_map_osd_zoom_shape(cr, x, y); |
|
|
osm_gps_map_osd_shape(cr); |
|
|
osm_gps_map_osd_dpad_shape(cr, x, y); |
|
|
osm_gps_map_osd_shape(cr); |
|
|
|
|
|
/* --------- draw zoom and dpad labels --------- */ |
|
|
|
|
|
osm_gps_map_osd_zoom_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
|
|
osm_gps_map_osd_dpad_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
|
|
osm_gps_map_osd_labels_shadow(cr, Z_RAD/3, TRUE); |
|
|
osm_gps_map_osd_dpad_gps(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
|
|
osm_gps_map_osd_labels_shadow(cr, Z_RAD/6, priv->osd.cb != NULL); |
|
|
|
|
|
osm_gps_map_osd_zoom_labels(cr, x, y); |
|
|
osm_gps_map_osd_dpad_labels(cr, x, y); |
|
|
osm_gps_map_osd_labels(cr, Z_RAD/3, TRUE); |
|
|
osm_gps_map_osd_dpad_gps(cr, x, y); |
|
|
osm_gps_map_osd_labels(cr, Z_RAD/6, priv->osd.cb != NULL); |
|
|
|
|
|
cairo_destroy(cr); |
|
|
} |
|
|
|
|
|
static void |
|
|
osm_gps_map_osd_draw_controls (OsmGpsMap *map, gint xoffset, gint yoffset) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
|
|
|
/* backup previous contents */ |
|
|
if(!priv->osd.backup) |
|
|
priv->osd.backup = gdk_pixmap_new(priv->pixmap, OSD_W+2, OSD_H+2, -1); |
|
|
|
|
|
gint x = OSD_X + EXTRA_BORDER + xoffset; |
|
|
gint y = OSD_Y + EXTRA_BORDER + yoffset; |
|
|
|
|
|
/* create backup of background */ |
|
|
gdk_draw_drawable(priv->osd.backup, |
|
|
GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(GTK_WIDGET(map))], |
|
|
priv->pixmap, x-1, y-1, 0, 0, OSD_W+2, OSD_H+2); |
|
|
|
|
|
priv->osd.backup_x = x-1; |
|
|
priv->osd.backup_y = y-1; |
|
|
|
|
|
|
|
|
#ifdef USE_CAIRO |
|
|
/* OSD itself uses some off-screen rendering, so check if the */ |
|
|
/* offscreen buffer is present and create it if not */ |
|
|
if(!priv->osd.overlay) { |
|
|
/* create overlay ... */ |
|
|
priv->osd.overlay = |
|
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, OSD_W, OSD_H); |
|
|
/* ... and render it */ |
|
|
osm_gps_map_osd_render(priv); |
|
|
} |
|
|
|
|
|
// now draw this onto the original context |
|
|
cairo_t *cr = gdk_cairo_create(priv->pixmap); |
|
|
cairo_set_source_surface(cr, priv->osd.overlay, x, y); |
|
|
cairo_paint(cr); |
|
|
cairo_destroy(cr); |
|
|
|
|
|
#else |
|
|
#warning "OSD control display lacks a non-cairo implementation!" |
|
1101 |
#endif |
#endif |
|
} |
|
1102 |
|
|
1103 |
static void |
#define OSD_COORDINATES_OFFSET (OSD_COORDINATES_FONT_SIZE/6) |
|
osm_gps_map_osd_restore (OsmGpsMap *map) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
1104 |
|
|
1105 |
/* restore backup of previous contents */ |
#define OSD_COORDINATES_W (8*OSD_COORDINATES_FONT_SIZE+2*OSD_COORDINATES_OFFSET) |
1106 |
if(priv->osd.backup) { |
#define OSD_COORDINATES_H (2*OSD_COORDINATES_FONT_SIZE+2*OSD_COORDINATES_OFFSET+OSD_COORDINATES_FONT_SIZE/4) |
|
/* create backup of background */ |
|
|
gdk_draw_drawable(priv->pixmap, |
|
|
GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(GTK_WIDGET(map))], |
|
|
priv->osd.backup, 0, 0, |
|
|
priv->osd.backup_x, priv->osd.backup_y, OSD_W+2, OSD_H+2); |
|
|
} |
|
|
} |
|
1107 |
|
|
1108 |
|
/* these can be overwritten with versions that support */ |
1109 |
|
/* localization */ |
1110 |
|
#ifndef OSD_COORDINATES_CHR_N |
1111 |
|
#define OSD_COORDINATES_CHR_N "N" |
1112 |
#endif |
#endif |
1113 |
|
#ifndef OSD_COORDINATES_CHR_S |
1114 |
static gboolean |
#define OSD_COORDINATES_CHR_S "S" |
|
osm_gps_map_map_redraw (OsmGpsMap *map) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
|
|
|
priv->idle_map_redraw = 0; |
|
|
|
|
|
/* the motion_notify handler uses priv->pixmap to redraw the area; if we |
|
|
* change it while we are dragging, we will end up showing it in the wrong |
|
|
* place. This could be fixed by carefully recompute the coordinates, but |
|
|
* for now it's easier just to disable redrawing the map while dragging */ |
|
|
if (priv->dragging) |
|
|
return FALSE; |
|
|
|
|
|
priv->redraw_cycle++; |
|
|
|
|
|
/* draw white background to initialise pixmap */ |
|
|
gdk_draw_rectangle ( |
|
|
priv->pixmap, |
|
|
GTK_WIDGET(map)->style->white_gc, |
|
|
TRUE, |
|
|
0, 0, |
|
|
GTK_WIDGET(map)->allocation.width + EXTRA_BORDER * 2, |
|
|
GTK_WIDGET(map)->allocation.height + EXTRA_BORDER * 2); |
|
|
|
|
|
osm_gps_map_fill_tiles_pixel(map); |
|
|
|
|
|
osm_gps_map_print_tracks(map); |
|
|
osm_gps_map_draw_gps_point(map); |
|
|
osm_gps_map_print_images(map); |
|
|
#ifdef ENABLE_BALLOON |
|
|
osm_gps_map_draw_balloon_int(map); |
|
|
#endif |
|
|
#ifdef ENABLE_OSD |
|
|
osm_gps_map_osd_draw_controls(map, 0, 0); |
|
|
#endif |
|
|
|
|
|
//osm_gps_map_osd_speed(map, 1.5); |
|
|
osm_gps_map_purge_cache(map); |
|
|
gtk_widget_queue_draw (GTK_WIDGET (map)); |
|
|
|
|
|
return FALSE; |
|
|
} |
|
|
|
|
|
static void |
|
|
osm_gps_map_map_redraw_idle (OsmGpsMap *map) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
|
|
|
if (priv->idle_map_redraw == 0) |
|
|
priv->idle_map_redraw = g_idle_add ((GSourceFunc)osm_gps_map_map_redraw, map); |
|
|
} |
|
|
|
|
|
static void |
|
|
osm_gps_map_init (OsmGpsMap *object) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv; |
|
|
|
|
|
priv = G_TYPE_INSTANCE_GET_PRIVATE (object, OSM_TYPE_GPS_MAP, OsmGpsMapPrivate); |
|
|
object->priv = priv; |
|
|
|
|
|
priv->pixmap = NULL; |
|
|
|
|
|
priv->trip_history = NULL; |
|
|
priv->gps = g_new0(coord_t, 1); |
|
|
priv->gps_valid = FALSE; |
|
|
|
|
|
#ifdef ENABLE_BALLOON |
|
|
priv->balloon.coo = g_new0(coord_t, 1); |
|
|
priv->balloon.valid = FALSE; |
|
|
priv->balloon.cb = NULL; |
|
1115 |
#endif |
#endif |
1116 |
|
#ifndef OSD_COORDINATES_CHR_E |
1117 |
#ifdef ENABLE_OSD |
#define OSD_COORDINATES_CHR_E "E" |
|
priv->osd.backup = NULL; |
|
|
priv->osd.overlay = NULL; |
|
|
priv->osd.cb = NULL; |
|
1118 |
#endif |
#endif |
1119 |
|
#ifndef OSD_COORDINATES_CHR_W |
1120 |
priv->tracks = NULL; |
#define OSD_COORDINATES_CHR_W "W" |
|
priv->images = NULL; |
|
|
|
|
|
priv->drag_counter = 0; |
|
|
priv->drag_mouse_dx = 0; |
|
|
priv->drag_mouse_dy = 0; |
|
|
priv->drag_start_mouse_x = 0; |
|
|
priv->drag_start_mouse_y = 0; |
|
|
|
|
|
priv->uri_format = 0; |
|
|
priv->the_google = FALSE; |
|
|
|
|
|
priv->map_source = -1; |
|
|
|
|
|
#ifndef LIBSOUP22 |
|
|
//Change naumber of concurrent connections option? |
|
|
priv->soup_session = soup_session_async_new_with_options( |
|
|
SOUP_SESSION_USER_AGENT, |
|
|
"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11", |
|
|
NULL); |
|
|
#else |
|
|
/* libsoup-2.2 seems not to be able to set the user agent */ |
|
|
priv->soup_session = soup_session_async_new(); |
|
1121 |
#endif |
#endif |
1122 |
|
|
|
//Hash table which maps tile d/l URIs to SoupMessage requests |
|
|
priv->tile_queue = g_hash_table_new (g_str_hash, g_str_equal); |
|
|
|
|
|
//Some mapping providers (Google) have varying degrees of tiles at multiple |
|
|
//zoom levels |
|
|
priv->missing_tiles = g_hash_table_new (g_str_hash, g_str_equal); |
|
|
|
|
|
/* memory cache for most recently used tiles */ |
|
|
priv->tile_cache = g_hash_table_new_full (g_str_hash, g_str_equal, |
|
|
g_free, (GDestroyNotify)cached_tile_free); |
|
|
priv->max_tile_cache_size = 20; |
|
|
|
|
|
gtk_widget_add_events (GTK_WIDGET (object), |
|
|
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | |
|
|
GDK_POINTER_MOTION_MASK | |
|
|
GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK); |
|
|
GTK_WIDGET_SET_FLAGS (object, GTK_CAN_FOCUS); |
|
|
|
|
|
g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_MASK, my_log_handler, NULL); |
|
|
} |
|
1123 |
|
|
|
#ifndef G_CHECKSUM_MD5 |
|
|
/* simple hash algorithm hack if md5 is not present */ |
|
|
static char *simple_hash(char *str) { |
|
|
union { |
|
|
char str[4]; |
|
|
gulong val; |
|
|
} hash = { .val = 0x55555555 }; |
|
1124 |
|
|
1125 |
while(*str) { |
/* this is the classic geocaching notation */ |
1126 |
hash.str[(int)str & 3] ^= *str; |
static char |
1127 |
str++; |
*osd_latitude_str(float latitude) { |
1128 |
} |
char *c = OSD_COORDINATES_CHR_N; |
1129 |
return g_strdup_printf("%08lX", hash.val); |
float integral, fractional; |
1130 |
} |
|
1131 |
#endif |
if(isnan(latitude)) |
1132 |
|
return NULL; |
1133 |
static GObject * |
|
1134 |
osm_gps_map_constructor (GType gtype, guint n_properties, GObjectConstructParam *properties) |
if(latitude < 0) { |
1135 |
{ |
latitude = fabs(latitude); |
1136 |
GObject *object; |
c = OSD_COORDINATES_CHR_S; |
|
OsmGpsMapPrivate *priv; |
|
|
OsmGpsMap *map; |
|
|
const char *uri; |
|
|
|
|
|
//Always chain up to the parent constructor |
|
|
object = G_OBJECT_CLASS(osm_gps_map_parent_class)->constructor(gtype, n_properties, properties); |
|
|
map = OSM_GPS_MAP(object); |
|
|
priv = OSM_GPS_MAP_PRIVATE(object); |
|
|
|
|
|
//user can specify a map source ID, or a repo URI as the map source |
|
|
uri = osm_gps_map_source_get_repo_uri(OSM_GPS_MAP_SOURCE_NULL); |
|
|
if ( (priv->map_source == 0) || (strcmp(priv->repo_uri, uri) == 0) ) { |
|
|
g_debug("Using null source"); |
|
|
priv->map_source = OSM_GPS_MAP_SOURCE_NULL; |
|
|
|
|
|
priv->null_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, 256, 256); |
|
|
gdk_pixbuf_fill(priv->null_tile, 0xcccccc00); |
|
|
} |
|
|
else if (priv->map_source >= 0) { |
|
|
//check if the source given is valid |
|
|
uri = osm_gps_map_source_get_repo_uri(priv->map_source); |
|
|
if (uri) { |
|
|
g_debug("Setting map source from ID"); |
|
|
g_free(priv->repo_uri); |
|
|
|
|
|
priv->repo_uri = g_strdup(uri); |
|
|
priv->image_format = g_strdup( |
|
|
osm_gps_map_source_get_image_format(priv->map_source)); |
|
|
priv->max_zoom = osm_gps_map_source_get_max_zoom(priv->map_source); |
|
|
priv->min_zoom = osm_gps_map_source_get_min_zoom(priv->map_source); |
|
|
} |
|
1137 |
} |
} |
1138 |
|
|
1139 |
if (!priv->cache_dir_is_full_path) { |
fractional = modff(latitude, &integral); |
1140 |
#ifdef G_CHECKSUM_MD5 |
|
1141 |
char *md5 = g_compute_checksum_for_string (G_CHECKSUM_MD5, priv->repo_uri, -1); |
return g_strdup_printf("%s %02d° %06.3f'", |
1142 |
#else |
c, (int)integral, fractional*60.0); |
1143 |
char *md5 = simple_hash(priv->repo_uri); |
} |
|
#endif |
|
|
|
|
|
if (priv->cache_dir) { |
|
|
char *old = priv->cache_dir; |
|
|
//the new cachedir is the given cache dir + the md5 of the repo_uri |
|
|
priv->cache_dir = g_strdup_printf("%s%c%s", old, G_DIR_SEPARATOR, md5); |
|
|
g_debug("Adjusting cache dir %s -> %s", old, priv->cache_dir); |
|
|
g_free(old); |
|
|
} else { |
|
|
//the new cachedir is the current dir + the md5 of the repo_uri |
|
|
priv->cache_dir = g_strdup(md5); |
|
|
} |
|
1144 |
|
|
1145 |
g_free(md5); |
static char |
1146 |
|
*osd_longitude_str(float longitude) { |
1147 |
|
char *c = OSD_COORDINATES_CHR_E; |
1148 |
|
float integral, fractional; |
1149 |
|
|
1150 |
|
if(isnan(longitude)) |
1151 |
|
return NULL; |
1152 |
|
|
1153 |
|
if(longitude < 0) { |
1154 |
|
longitude = fabs(longitude); |
1155 |
|
c = OSD_COORDINATES_CHR_W; |
1156 |
} |
} |
1157 |
|
|
1158 |
inspect_map_uri(map); |
fractional = modff(longitude, &integral); |
1159 |
|
|
1160 |
return object; |
return g_strdup_printf("%s %03d° %06.3f'", |
1161 |
|
c, (int)integral, fractional*60.0); |
1162 |
} |
} |
1163 |
|
|
1164 |
static void |
/* render a string at the given screen position */ |
1165 |
osm_gps_map_dispose (GObject *object) |
static int |
1166 |
{ |
osd_render_centered_text(cairo_t *cr, int y, int width, char *text) { |
1167 |
OsmGpsMap *map = OSM_GPS_MAP(object); |
char *p = g_strdup(text); |
1168 |
OsmGpsMapPrivate *priv = map->priv; |
cairo_text_extents_t extents; |
1169 |
|
cairo_text_extents (cr, p, &extents); |
1170 |
if (priv->is_disposed) |
|
1171 |
return; |
/* check if text needs to be truncated */ |
1172 |
|
int len = strlen(text)-2; |
1173 |
priv->is_disposed = TRUE; |
while(extents.width > width) { |
1174 |
|
len--; |
1175 |
soup_session_abort(priv->soup_session); |
strcpy(p+len, "..."); |
1176 |
g_object_unref(priv->soup_session); |
cairo_text_extents (cr, p, &extents); |
1177 |
|
} |
1178 |
g_hash_table_destroy(priv->tile_queue); |
|
1179 |
g_hash_table_destroy(priv->missing_tiles); |
cairo_set_source_rgb(cr, 1.0, 1.0, 1.0); |
1180 |
g_hash_table_destroy(priv->tile_cache); |
cairo_set_line_width (cr, OSD_COORDINATES_FONT_SIZE/6); |
1181 |
|
cairo_move_to (cr, (width - extents.width)/2, y - extents.y_bearing); |
1182 |
osm_gps_map_free_images(map); |
cairo_text_path (cr, p); |
1183 |
|
cairo_stroke (cr); |
|
if(priv->pixmap) |
|
|
g_object_unref (priv->pixmap); |
|
|
|
|
|
if (priv->null_tile) |
|
|
g_object_unref (priv->null_tile); |
|
|
|
|
|
if(priv->gc_map) |
|
|
g_object_unref(priv->gc_map); |
|
|
|
|
|
if (priv->idle_map_redraw != 0) |
|
|
g_source_remove (priv->idle_map_redraw); |
|
|
|
|
|
g_free(priv->gps); |
|
1184 |
|
|
1185 |
#ifdef ENABLE_BALLOON |
cairo_set_source_rgb(cr, 0.0, 0.0, 0.0); |
1186 |
g_free(priv->balloon.coo); |
cairo_move_to (cr, (width - extents.width)/2, y - extents.y_bearing); |
1187 |
#endif |
cairo_show_text (cr, p); |
1188 |
|
|
1189 |
#ifdef ENABLE_OSD |
g_free(p); |
|
if (priv->osd.backup) |
|
|
g_object_unref(priv->osd.backup); |
|
1190 |
|
|
1191 |
if (priv->osd.overlay) |
/* skip + 1/4 line */ |
1192 |
cairo_surface_destroy(priv->osd.overlay); |
return y + 5*OSD_COORDINATES_FONT_SIZE/4; |
|
#endif |
|
|
|
|
|
G_OBJECT_CLASS (osm_gps_map_parent_class)->dispose (object); |
|
1193 |
} |
} |
1194 |
|
|
1195 |
static void |
static void |
1196 |
osm_gps_map_finalize (GObject *object) |
osd_render_coordinates(osm_gps_map_osd_t *osd) |
1197 |
{ |
{ |
1198 |
OsmGpsMap *map = OSM_GPS_MAP(object); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
|
|
|
g_free(priv->cache_dir); |
|
|
g_free(priv->repo_uri); |
|
|
g_free(priv->image_format); |
|
1199 |
|
|
1200 |
osm_gps_map_free_trip(map); |
/* get current map position */ |
1201 |
osm_gps_map_free_tracks(map); |
gfloat lat, lon; |
1202 |
|
g_object_get(osd->widget, "latitude", &lat, "longitude", &lon, NULL); |
1203 |
|
|
1204 |
|
/* check if position has changed enough to require redraw */ |
1205 |
|
if(!isnan(priv->coordinates.lat) && !isnan(priv->coordinates.lon)) |
1206 |
|
/* 1/60000 == 1/1000 minute */ |
1207 |
|
if((fabsf(lat - priv->coordinates.lat) < 1/60000) && |
1208 |
|
(fabsf(lon - priv->coordinates.lon) < 1/60000)) |
1209 |
|
return; |
1210 |
|
|
1211 |
G_OBJECT_CLASS (osm_gps_map_parent_class)->finalize (object); |
priv->coordinates.lat = lat; |
1212 |
} |
priv->coordinates.lon = lon; |
1213 |
|
|
1214 |
static void |
/* first fill with transparency */ |
1215 |
osm_gps_map_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) |
cairo_t *cr = cairo_create(priv->coordinates.surface); |
1216 |
{ |
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
1217 |
g_return_if_fail (OSM_IS_GPS_MAP (object)); |
// cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 0.5); |
1218 |
OsmGpsMap *map = OSM_GPS_MAP(object); |
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.0); |
1219 |
OsmGpsMapPrivate *priv = map->priv; |
cairo_paint(cr); |
1220 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
1221 |
|
|
1222 |
switch (prop_id) |
cairo_select_font_face (cr, "Sans", |
1223 |
{ |
CAIRO_FONT_SLANT_NORMAL, |
1224 |
case PROP_AUTO_CENTER: |
CAIRO_FONT_WEIGHT_BOLD); |
1225 |
priv->map_auto_center = g_value_get_boolean (value); |
cairo_set_font_size (cr, OSD_COORDINATES_FONT_SIZE); |
|
break; |
|
|
case PROP_RECORD_TRIP_HISTORY: |
|
|
priv->record_trip_history = g_value_get_boolean (value); |
|
|
break; |
|
|
case PROP_SHOW_TRIP_HISTORY: |
|
|
priv->show_trip_history = g_value_get_boolean (value); |
|
|
break; |
|
|
case PROP_AUTO_DOWNLOAD: |
|
|
priv->map_auto_download = g_value_get_boolean (value); |
|
|
break; |
|
|
case PROP_REPO_URI: |
|
|
priv->repo_uri = g_value_dup_string (value); |
|
|
break; |
|
|
case PROP_PROXY_URI: |
|
|
if ( g_value_get_string(value) ) { |
|
|
priv->proxy_uri = g_value_dup_string (value); |
|
|
g_debug("Setting proxy server: %s", priv->proxy_uri); |
|
|
|
|
|
#ifndef LIBSOUP22 |
|
|
GValue val = {0}; |
|
|
|
|
|
SoupURI* uri = soup_uri_new(priv->proxy_uri); |
|
|
g_value_init(&val, SOUP_TYPE_URI); |
|
|
g_value_take_boxed(&val, uri); |
|
1226 |
|
|
1227 |
g_object_set_property(G_OBJECT(priv->soup_session),SOUP_SESSION_PROXY_URI,&val); |
char *latitude = osd_latitude_str(lat); |
1228 |
#else |
char *longitude = osd_longitude_str(lon); |
1229 |
SoupUri* uri = soup_uri_new(priv->proxy_uri); |
|
1230 |
g_object_set(G_OBJECT(priv->soup_session), SOUP_SESSION_PROXY_URI, uri, NULL); |
int y = OSD_COORDINATES_OFFSET; |
1231 |
#endif |
y = osd_render_centered_text(cr, y, OSD_COORDINATES_W, latitude); |
1232 |
} else |
y = osd_render_centered_text(cr, y, OSD_COORDINATES_W, longitude); |
1233 |
priv->proxy_uri = NULL; |
|
1234 |
|
g_free(latitude); |
1235 |
|
g_free(longitude); |
1236 |
|
|
1237 |
break; |
cairo_destroy(cr); |
|
case PROP_TILE_CACHE_DIR: |
|
|
if ( g_value_get_string(value) ) |
|
|
priv->cache_dir = g_value_dup_string (value); |
|
|
break; |
|
|
case PROP_TILE_CACHE_DIR_IS_FULL_PATH: |
|
|
priv->cache_dir_is_full_path = g_value_get_boolean (value); |
|
|
break; |
|
|
case PROP_ZOOM: |
|
|
priv->map_zoom = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_MAX_ZOOM: |
|
|
priv->max_zoom = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_MIN_ZOOM: |
|
|
priv->min_zoom = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_MAP_X: |
|
|
priv->map_x = g_value_get_int (value); |
|
|
priv->center_coord_set = FALSE; |
|
|
break; |
|
|
case PROP_MAP_Y: |
|
|
priv->map_y = g_value_get_int (value); |
|
|
priv->center_coord_set = FALSE; |
|
|
break; |
|
|
case PROP_GPS_TRACK_WIDTH: |
|
|
priv->ui_gps_track_width = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_GPS_POINT_R1: |
|
|
priv->ui_gps_point_inner_radius = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_GPS_POINT_R2: |
|
|
priv->ui_gps_point_outer_radius = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_MAP_SOURCE: |
|
|
priv->map_source = g_value_get_int (value); |
|
|
break; |
|
|
case PROP_IMAGE_FORMAT: |
|
|
priv->image_format = g_value_dup_string (value); |
|
|
break; |
|
|
default: |
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
|
|
break; |
|
|
} |
|
1238 |
} |
} |
1239 |
|
#endif // OSD_COORDINATES |
1240 |
|
|
1241 |
static void |
#ifdef OSD_NAV |
1242 |
osm_gps_map_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) |
#define OSD_NAV_W (8*OSD_COORDINATES_FONT_SIZE+2*OSD_COORDINATES_OFFSET) |
1243 |
{ |
#define OSD_NAV_H (11*OSD_COORDINATES_FONT_SIZE) |
|
g_return_if_fail (OSM_IS_GPS_MAP (object)); |
|
|
float lat,lon; |
|
|
OsmGpsMap *map = OSM_GPS_MAP(object); |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
1244 |
|
|
1245 |
switch (prop_id) |
/* http://mathforum.org/library/drmath/view/55417.html */ |
1246 |
{ |
static float get_bearing(float lat1, float lon1, float lat2, float lon2) { |
1247 |
case PROP_AUTO_CENTER: |
return atan2( sin(lon2 - lon1) * cos(lat2), |
1248 |
g_value_set_boolean(value, priv->map_auto_center); |
cos(lat1) * sin(lat2) - |
1249 |
break; |
sin(lat1) * cos(lat2) * cos(lon2 - lon1)); |
|
case PROP_RECORD_TRIP_HISTORY: |
|
|
g_value_set_boolean(value, priv->record_trip_history); |
|
|
break; |
|
|
case PROP_SHOW_TRIP_HISTORY: |
|
|
g_value_set_boolean(value, priv->show_trip_history); |
|
|
break; |
|
|
case PROP_AUTO_DOWNLOAD: |
|
|
g_value_set_boolean(value, priv->map_auto_download); |
|
|
break; |
|
|
case PROP_REPO_URI: |
|
|
g_value_set_string(value, priv->repo_uri); |
|
|
break; |
|
|
case PROP_PROXY_URI: |
|
|
g_value_set_string(value, priv->proxy_uri); |
|
|
break; |
|
|
case PROP_TILE_CACHE_DIR: |
|
|
g_value_set_string(value, priv->cache_dir); |
|
|
break; |
|
|
case PROP_TILE_CACHE_DIR_IS_FULL_PATH: |
|
|
g_value_set_boolean(value, priv->cache_dir_is_full_path); |
|
|
break; |
|
|
case PROP_ZOOM: |
|
|
g_value_set_int(value, priv->map_zoom); |
|
|
break; |
|
|
case PROP_MAX_ZOOM: |
|
|
g_value_set_int(value, priv->max_zoom); |
|
|
break; |
|
|
case PROP_MIN_ZOOM: |
|
|
g_value_set_int(value, priv->min_zoom); |
|
|
break; |
|
|
case PROP_LATITUDE: |
|
|
lat = pixel2lat(priv->map_zoom, |
|
|
priv->map_y + (GTK_WIDGET(map)->allocation.height / 2)); |
|
|
g_value_set_float(value, rad2deg(lat)); |
|
|
break; |
|
|
case PROP_LONGITUDE: |
|
|
lon = pixel2lon(priv->map_zoom, |
|
|
priv->map_x + (GTK_WIDGET(map)->allocation.width / 2)); |
|
|
g_value_set_float(value, rad2deg(lon)); |
|
|
break; |
|
|
case PROP_MAP_X: |
|
|
g_value_set_int(value, priv->map_x); |
|
|
break; |
|
|
case PROP_MAP_Y: |
|
|
g_value_set_int(value, priv->map_y); |
|
|
break; |
|
|
case PROP_TILES_QUEUED: |
|
|
g_value_set_int(value, g_hash_table_size(priv->tile_queue)); |
|
|
break; |
|
|
case PROP_GPS_TRACK_WIDTH: |
|
|
g_value_set_int(value, priv->ui_gps_track_width); |
|
|
break; |
|
|
case PROP_GPS_POINT_R1: |
|
|
g_value_set_int(value, priv->ui_gps_point_inner_radius); |
|
|
break; |
|
|
case PROP_GPS_POINT_R2: |
|
|
g_value_set_int(value, priv->ui_gps_point_outer_radius); |
|
|
break; |
|
|
case PROP_MAP_SOURCE: |
|
|
g_value_set_int(value, priv->map_source); |
|
|
break; |
|
|
case PROP_IMAGE_FORMAT: |
|
|
g_value_set_string(value, priv->image_format); |
|
|
break; |
|
|
default: |
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
|
|
break; |
|
|
} |
|
1250 |
} |
} |
1251 |
|
|
1252 |
static gboolean |
/* http://mathforum.org/library/drmath/view/51722.html */ |
1253 |
osm_gps_map_scroll_event (GtkWidget *widget, GdkEventScroll *event) |
static float get_distance(float lat1, float lon1, float lat2, float lon2) { |
1254 |
{ |
float aob = acos(cos(lat1) * cos(lat2) * cos(lon2 - lon1) + |
1255 |
OsmGpsMap *map = OSM_GPS_MAP(widget); |
sin(lat1) * sin(lat2)); |
|
OsmGpsMapPrivate *priv = map->priv; |
|
1256 |
|
|
1257 |
if (event->direction == GDK_SCROLL_UP) |
// return(aob * 3959.0); /* great circle radius in miles */ |
|
{ |
|
|
osm_gps_map_set_zoom(map, priv->map_zoom+1); |
|
|
} |
|
|
else |
|
|
{ |
|
|
osm_gps_map_set_zoom(map, priv->map_zoom-1); |
|
|
} |
|
1258 |
|
|
1259 |
return FALSE; |
return(aob * 6371000.0); /* great circle radius in meters */ |
1260 |
} |
} |
1261 |
|
|
1262 |
static gboolean |
static void |
1263 |
osm_gps_map_button_press (GtkWidget *widget, GdkEventButton *event) |
osd_render_nav(osm_gps_map_osd_t *osd) |
1264 |
{ |
{ |
1265 |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
|
|
|
|
#ifdef ENABLE_BALLOON |
|
|
/* don't drag if the user clicked within the balloon */ |
|
|
if (osm_gps_map_in_balloon(priv, |
|
|
event->x + EXTRA_BORDER, |
|
|
event->y + EXTRA_BORDER)) |
|
|
{ |
|
|
priv->drag_counter = -1; |
|
|
return FALSE; |
|
|
} |
|
|
#endif |
|
|
|
|
|
#ifdef ENABLE_OSD |
|
|
#define SCROLL_STEP 10 |
|
1266 |
|
|
1267 |
/* pressed inside OSD control? */ |
if(!priv->nav.surface || isnan(priv->nav.lat) || isnan(priv->nav.lon)) |
1268 |
osd_button_t but = osm_gps_map_osd_check(event->x, event->y); |
return; |
|
if(but != OSD_NONE) |
|
|
{ |
|
|
priv->drag_counter = -1; |
|
|
|
|
|
switch(but) { |
|
|
case OSD_GPS: |
|
|
priv->osd.cb(priv->osd.data); |
|
|
break; |
|
|
|
|
|
case OSD_UP: |
|
|
priv->map_y -= GTK_WIDGET(widget)->allocation.height/SCROLL_STEP; |
|
|
priv->center_coord_set = FALSE; |
|
|
break; |
|
|
|
|
|
case OSD_DOWN: |
|
|
priv->map_y += GTK_WIDGET(widget)->allocation.height/SCROLL_STEP; |
|
|
priv->center_coord_set = FALSE; |
|
|
break; |
|
|
|
|
|
case OSD_LEFT: |
|
|
priv->map_x -= GTK_WIDGET(widget)->allocation.width/SCROLL_STEP; |
|
|
priv->center_coord_set = FALSE; |
|
|
break; |
|
|
|
|
|
case OSD_RIGHT: |
|
|
priv->map_x += GTK_WIDGET(widget)->allocation.width/SCROLL_STEP; |
|
|
priv->center_coord_set = FALSE; |
|
|
break; |
|
|
|
|
|
case OSD_IN: |
|
|
osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1); |
|
|
break; |
|
|
|
|
|
case OSD_OUT: |
|
|
osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1); |
|
|
break; |
|
|
|
|
|
default: |
|
|
break; |
|
|
} |
|
|
|
|
|
osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
|
|
|
|
|
return FALSE; |
|
|
} |
|
|
#endif |
|
1269 |
|
|
1270 |
priv->drag_counter = 0; |
/* first fill with transparency */ |
1271 |
priv->drag_start_mouse_x = (int) event->x; |
cairo_t *cr = cairo_create(priv->nav.surface); |
1272 |
priv->drag_start_mouse_y = (int) event->y; |
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
1273 |
priv->drag_start_map_x = priv->map_x; |
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
1274 |
priv->drag_start_map_y = priv->map_y; |
cairo_paint(cr); |
1275 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
1276 |
|
|
1277 |
return FALSE; |
cairo_select_font_face (cr, "Sans", |
1278 |
} |
CAIRO_FONT_SLANT_NORMAL, |
1279 |
|
CAIRO_FONT_WEIGHT_BOLD); |
1280 |
|
cairo_set_font_size (cr, OSD_COORDINATES_FONT_SIZE); |
1281 |
|
|
1282 |
static gboolean |
char *latitude = osd_latitude_str(priv->nav.lat); |
1283 |
osm_gps_map_button_release (GtkWidget *widget, GdkEventButton *event) |
char *longitude = osd_longitude_str(priv->nav.lon); |
1284 |
{ |
|
1285 |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
int y = OSD_COORDINATES_OFFSET; |
1286 |
|
y = osd_render_centered_text(cr, y, OSD_NAV_W, priv->nav.name); |
1287 |
|
y = osd_render_centered_text(cr, y, OSD_NAV_W, latitude); |
1288 |
|
y = osd_render_centered_text(cr, y, OSD_NAV_W, longitude); |
1289 |
|
|
1290 |
|
g_free(latitude); |
1291 |
|
g_free(longitude); |
1292 |
|
|
1293 |
#ifdef ENABLE_BALLOON |
/* draw the compass */ |
1294 |
/* released inside the balloon? */ |
int radius = (OSD_NAV_H - y - 5*OSD_COORDINATES_FONT_SIZE/4)/2; |
1295 |
if (osm_gps_map_in_balloon(priv, |
if(radius > OSD_NAV_W/2) |
1296 |
event->x + EXTRA_BORDER, |
radius = OSD_NAV_W/2; |
|
event->y + EXTRA_BORDER)) |
|
|
{ |
|
|
osm_gps_map_handle_balloon_click(OSM_GPS_MAP(widget), |
|
|
event->x - priv->balloon.rect.x + EXTRA_BORDER, |
|
|
event->y - priv->balloon.rect.y + EXTRA_BORDER); |
|
|
} |
|
|
#endif |
|
1297 |
|
|
1298 |
if (priv->dragging) |
int x = OSD_NAV_W/2+1; |
1299 |
{ |
y += radius; |
|
priv->dragging = FALSE; |
|
1300 |
|
|
1301 |
priv->map_x = priv->drag_start_map_x; |
cairo_stroke (cr); |
|
priv->map_y = priv->drag_start_map_y; |
|
1302 |
|
|
1303 |
priv->map_x += (priv->drag_start_mouse_x - (int) event->x); |
/* draw background */ |
1304 |
priv->map_y += (priv->drag_start_mouse_y - (int) event->y); |
cairo_arc(cr, x, y, radius, 0, 2*M_PI); |
1305 |
|
cairo_set_source_rgba (cr, 1, 1, 1, 0.5); |
1306 |
|
cairo_fill_preserve (cr); |
1307 |
|
cairo_set_source_rgb (cr, 0, 0, 0); |
1308 |
|
cairo_set_line_width (cr, 1); |
1309 |
|
cairo_stroke (cr); |
1310 |
|
|
1311 |
priv->center_coord_set = FALSE; |
/* draw pointer */ |
1312 |
|
#define ARROW_WIDTH 0.3 |
1313 |
|
#define ARROW_LENGTH 0.7 |
1314 |
|
|
1315 |
|
coord_t *gps = osm_gps_map_get_gps (OSM_GPS_MAP(osd->widget)); |
1316 |
|
if(gps) { |
1317 |
|
float arot = get_bearing(gps->rlat, gps->rlon, |
1318 |
|
deg2rad(priv->nav.lat), deg2rad(priv->nav.lon)); |
1319 |
|
|
1320 |
|
cairo_move_to(cr, |
1321 |
|
x + radius * ARROW_LENGTH * sin(arot), |
1322 |
|
y + radius * ARROW_LENGTH * -cos(arot)); |
1323 |
|
|
1324 |
|
cairo_line_to(cr, |
1325 |
|
x + radius * -ARROW_LENGTH * sin(arot+ARROW_WIDTH), |
1326 |
|
y + radius * -ARROW_LENGTH * -cos(arot+ARROW_WIDTH)); |
1327 |
|
|
1328 |
|
cairo_line_to(cr, |
1329 |
|
x + radius * -0.5 * ARROW_LENGTH * sin(arot), |
1330 |
|
y + radius * -0.5 * ARROW_LENGTH * -cos(arot)); |
1331 |
|
|
1332 |
|
cairo_line_to(cr, |
1333 |
|
x + radius * -ARROW_LENGTH * sin(arot-ARROW_WIDTH), |
1334 |
|
y + radius * -ARROW_LENGTH * -cos(arot-ARROW_WIDTH)); |
1335 |
|
|
1336 |
|
cairo_close_path(cr); |
1337 |
|
cairo_set_source_rgb (cr, 0, 0, 0); |
1338 |
|
cairo_fill (cr); |
1339 |
|
|
1340 |
|
y += radius + OSD_COORDINATES_FONT_SIZE/4; |
1341 |
|
|
1342 |
|
float dist = get_distance(gps->rlat, gps->rlon, |
1343 |
|
deg2rad(priv->nav.lat), deg2rad(priv->nav.lon)); |
1344 |
|
|
1345 |
|
char *dist_str = NULL; |
1346 |
|
if(!priv->nav.imperial) { |
1347 |
|
/* metric is easy ... */ |
1348 |
|
if(dist<1000) |
1349 |
|
dist_str = g_strdup_printf("%u m", (int)dist); |
1350 |
|
else |
1351 |
|
dist_str = g_strdup_printf("%.1f km", dist/1000); |
1352 |
|
} else { |
1353 |
|
/* and now the hard part: scale for useful imperial values :-( */ |
1354 |
|
/* try to convert to feet, 1ft == 0.3048 m */ |
1355 |
|
|
1356 |
osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
if(dist/(3*0.3048) >= 1760.0) /* more than 1760 yard? */ |
1357 |
|
dist_str = g_strdup_printf("%.1f mi", dist/(0.3048*3*1760.0)); |
1358 |
|
else if(dist/0.3048 >= 100) /* more than 100 feet? */ |
1359 |
|
dist_str = g_strdup_printf("%.1f yd", dist/(0.3048*3)); |
1360 |
|
else |
1361 |
|
dist_str = g_strdup_printf("%.0f ft", dist/0.3048); |
1362 |
|
} |
1363 |
|
|
1364 |
|
y = osd_render_centered_text(cr, y, OSD_NAV_W, dist_str); |
1365 |
|
g_free(dist_str); |
1366 |
} |
} |
1367 |
|
|
1368 |
priv->drag_mouse_dx = 0; |
cairo_destroy(cr); |
|
priv->drag_mouse_dy = 0; |
|
|
priv->drag_counter = -1; |
|
|
|
|
|
return FALSE; |
|
1369 |
} |
} |
1370 |
|
|
1371 |
static gboolean |
void osm_gps_map_osd_clear_nav (OsmGpsMap *map) { |
1372 |
osm_gps_map_expose (GtkWidget *widget, GdkEventExpose *event); |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
1373 |
|
|
1374 |
static gboolean |
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
1375 |
osm_gps_map_motion_notify (GtkWidget *widget, GdkEventMotion *event) |
g_return_if_fail (osd); |
|
{ |
|
|
int x, y; |
|
|
GdkModifierType state; |
|
|
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
|
1376 |
|
|
1377 |
if (event->is_hint) |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
1378 |
gdk_window_get_pointer (event->window, &x, &y, &state); |
g_return_if_fail (priv); |
1379 |
else |
|
1380 |
{ |
if(priv->nav.surface) { |
1381 |
x = event->x; |
cairo_surface_destroy(priv->nav.surface); |
1382 |
y = event->y; |
priv->nav.surface = NULL; |
1383 |
state = event->state; |
priv->nav.lat = OSM_GPS_MAP_INVALID; |
1384 |
|
priv->nav.lon = OSM_GPS_MAP_INVALID; |
1385 |
|
if(priv->nav.name) g_free(priv->nav.name); |
1386 |
} |
} |
1387 |
|
osm_gps_map_redraw(map); |
1388 |
|
} |
1389 |
|
|
1390 |
// are we being dragged |
void |
1391 |
if (!(state & GDK_BUTTON1_MASK)) |
osm_gps_map_osd_draw_nav (OsmGpsMap *map, gboolean imperial, |
1392 |
return FALSE; |
float latitude, float longitude, char *name) { |
1393 |
|
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
1394 |
|
|
1395 |
if (priv->drag_counter < 0) |
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
1396 |
return FALSE; |
g_return_if_fail (osd); |
1397 |
|
|
1398 |
priv->drag_counter++; |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
1399 |
|
g_return_if_fail (priv); |
1400 |
|
|
1401 |
// we havent dragged more than 6 pixels |
osm_gps_map_osd_clear_nav (map); |
|
if (priv->drag_counter < 6) |
|
|
return FALSE; |
|
1402 |
|
|
1403 |
#ifdef USE_MAEMO |
/* allocate balloon surface */ |
1404 |
/* reduce update frequency on maemo to keep screen update fluid */ |
priv->nav.surface = |
1405 |
static guint32 last_time = 0; |
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
1406 |
|
OSD_NAV_W+2, OSD_NAV_H+2); |
1407 |
|
|
1408 |
if(event->time - last_time < 100) return FALSE; |
priv->nav.lat = latitude; |
1409 |
last_time = event->time; |
priv->nav.lon = longitude; |
1410 |
#endif |
priv->nav.name = g_strdup(name); |
1411 |
|
priv->nav.imperial = imperial; |
1412 |
|
|
1413 |
priv->dragging = TRUE; |
osd_render_nav(osd); |
1414 |
|
|
1415 |
if (priv->map_auto_center) |
osm_gps_map_redraw(map); |
1416 |
g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); |
} |
1417 |
|
|
1418 |
|
#endif // OSD_NAV |
1419 |
|
|
|
priv->drag_mouse_dx = x - priv->drag_start_mouse_x; |
|
|
priv->drag_mouse_dy = y - priv->drag_start_mouse_y; |
|
1420 |
|
|
1421 |
#ifdef ENABLE_OSD |
#ifdef OSD_CROSSHAIR |
|
/* undo OSD */ |
|
|
osm_gps_map_osd_restore (OSM_GPS_MAP(widget)); |
|
1422 |
|
|
1423 |
/* draw new OSD */ |
#ifndef OSD_CROSSHAIR_RADIUS |
1424 |
osm_gps_map_osd_draw_controls (OSM_GPS_MAP(widget), |
#define OSD_CROSSHAIR_RADIUS 10 |
|
-priv->drag_mouse_dx, |
|
|
-priv->drag_mouse_dy); |
|
1425 |
#endif |
#endif |
1426 |
|
|
1427 |
osm_gps_map_expose (widget, NULL); |
#define OSD_CROSSHAIR_TICK (OSD_CROSSHAIR_RADIUS/2) |
1428 |
|
#define OSD_CROSSHAIR_BORDER (OSD_CROSSHAIR_TICK + OSD_CROSSHAIR_RADIUS/4) |
1429 |
|
#define OSD_CROSSHAIR_W ((OSD_CROSSHAIR_RADIUS+OSD_CROSSHAIR_BORDER)*2) |
1430 |
|
#define OSD_CROSSHAIR_H ((OSD_CROSSHAIR_RADIUS+OSD_CROSSHAIR_BORDER)*2) |
1431 |
|
|
1432 |
|
static void |
1433 |
|
osd_render_crosshair_shape(cairo_t *cr) { |
1434 |
|
cairo_arc (cr, OSD_CROSSHAIR_W/2, OSD_CROSSHAIR_H/2, |
1435 |
|
OSD_CROSSHAIR_RADIUS, 0, 2*M_PI); |
1436 |
|
|
1437 |
|
cairo_move_to (cr, OSD_CROSSHAIR_W/2 - OSD_CROSSHAIR_RADIUS, |
1438 |
|
OSD_CROSSHAIR_H/2); |
1439 |
|
cairo_rel_line_to (cr, -OSD_CROSSHAIR_TICK, 0); |
1440 |
|
cairo_move_to (cr, OSD_CROSSHAIR_W/2 + OSD_CROSSHAIR_RADIUS, |
1441 |
|
OSD_CROSSHAIR_H/2); |
1442 |
|
cairo_rel_line_to (cr, OSD_CROSSHAIR_TICK, 0); |
1443 |
|
|
1444 |
|
cairo_move_to (cr, OSD_CROSSHAIR_W/2, |
1445 |
|
OSD_CROSSHAIR_H/2 - OSD_CROSSHAIR_RADIUS); |
1446 |
|
cairo_rel_line_to (cr, 0, -OSD_CROSSHAIR_TICK); |
1447 |
|
cairo_move_to (cr, OSD_CROSSHAIR_W/2, |
1448 |
|
OSD_CROSSHAIR_H/2 + OSD_CROSSHAIR_RADIUS); |
1449 |
|
cairo_rel_line_to (cr, 0, OSD_CROSSHAIR_TICK); |
1450 |
|
|
1451 |
return FALSE; |
cairo_stroke (cr); |
1452 |
} |
} |
1453 |
|
|
1454 |
static gboolean |
static void |
1455 |
osm_gps_map_configure (GtkWidget *widget, GdkEventConfigure *event) |
osd_render_crosshair(osm_gps_map_osd_t *osd) |
1456 |
{ |
{ |
1457 |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
|
|
|
|
/* create pixmap */ |
|
|
if (priv->pixmap) |
|
|
g_object_unref (priv->pixmap); |
|
1458 |
|
|
1459 |
priv->pixmap = gdk_pixmap_new ( |
if(priv->crosshair.rendered) |
1460 |
widget->window, |
return; |
|
widget->allocation.width + EXTRA_BORDER * 2, |
|
|
widget->allocation.height + EXTRA_BORDER * 2, |
|
|
-1); |
|
1461 |
|
|
1462 |
/* and gc, used for clipping (I think......) */ |
priv->crosshair.rendered = TRUE; |
|
if(priv->gc_map) |
|
|
g_object_unref(priv->gc_map); |
|
1463 |
|
|
1464 |
priv->gc_map = gdk_gc_new(priv->pixmap); |
/* first fill with transparency */ |
1465 |
|
cairo_t *cr = cairo_create(priv->crosshair.surface); |
1466 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
1467 |
|
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.0); |
1468 |
|
cairo_paint(cr); |
1469 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
1470 |
|
|
1471 |
osm_gps_map_map_redraw(OSM_GPS_MAP(widget)); |
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); |
1472 |
|
|
1473 |
|
cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 0.5); |
1474 |
|
cairo_set_line_width (cr, OSD_CROSSHAIR_RADIUS/2); |
1475 |
|
osd_render_crosshair_shape(cr); |
1476 |
|
|
1477 |
|
cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.5); |
1478 |
|
cairo_set_line_width (cr, OSD_CROSSHAIR_RADIUS/4); |
1479 |
|
osd_render_crosshair_shape(cr); |
1480 |
|
|
1481 |
return FALSE; |
cairo_destroy(cr); |
1482 |
} |
} |
1483 |
|
#endif |
1484 |
|
|
1485 |
static gboolean |
#ifdef OSD_SCALE |
|
osm_gps_map_expose (GtkWidget *widget, GdkEventExpose *event) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
|
1486 |
|
|
1487 |
gdk_draw_drawable ( |
#ifndef OSD_SCALE_FONT_SIZE |
1488 |
widget->window, |
#define OSD_SCALE_FONT_SIZE 12 |
|
widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
|
|
priv->pixmap, |
|
|
0,0, |
|
|
priv->drag_mouse_dx - EXTRA_BORDER, |
|
|
priv->drag_mouse_dy - EXTRA_BORDER, |
|
|
-1,-1); |
|
|
|
|
|
//Paint white outside of the map if dragging. Its less |
|
|
//ugly than painting the corrupted map |
|
|
if(priv->drag_mouse_dx>EXTRA_BORDER) { |
|
|
gdk_draw_rectangle ( |
|
|
widget->window, |
|
|
widget->style->white_gc, |
|
|
TRUE, |
|
|
0, 0, |
|
|
priv->drag_mouse_dx - EXTRA_BORDER, |
|
|
widget->allocation.height); |
|
|
} |
|
|
else if (-priv->drag_mouse_dx > EXTRA_BORDER) |
|
|
{ |
|
|
gdk_draw_rectangle ( |
|
|
widget->window, |
|
|
widget->style->white_gc, |
|
|
TRUE, |
|
|
priv->drag_mouse_dx + widget->allocation.width + EXTRA_BORDER, 0, |
|
|
-priv->drag_mouse_dx - EXTRA_BORDER, |
|
|
widget->allocation.height); |
|
|
} |
|
|
|
|
|
if (priv->drag_mouse_dy>EXTRA_BORDER) { |
|
|
gdk_draw_rectangle ( |
|
|
widget->window, |
|
|
widget->style->white_gc, |
|
|
TRUE, |
|
|
0, 0, |
|
|
widget->allocation.width, |
|
|
priv->drag_mouse_dy - EXTRA_BORDER); |
|
|
} |
|
|
else if (-priv->drag_mouse_dy > EXTRA_BORDER) |
|
|
{ |
|
|
gdk_draw_rectangle ( |
|
|
widget->window, |
|
|
widget->style->white_gc, |
|
|
TRUE, |
|
|
0, priv->drag_mouse_dy + widget->allocation.height + EXTRA_BORDER, |
|
|
widget->allocation.width, |
|
|
-priv->drag_mouse_dy - EXTRA_BORDER); |
|
|
} |
|
|
#if 0 |
|
|
if(!priv->dragging) |
|
|
gdk_draw_drawable ( |
|
|
widget->window, |
|
|
widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
|
|
priv->pixmap, |
|
|
event->area.x + EXTRA_BORDER, |
|
|
event->area.y + EXTRA_BORDER, |
|
|
event->area.x, event->area.y, |
|
|
event->area.width, event->area.height); |
|
1489 |
#endif |
#endif |
1490 |
return FALSE; |
#define OSD_SCALE_W (10*OSD_SCALE_FONT_SIZE) |
1491 |
} |
#define OSD_SCALE_H (5*OSD_SCALE_FONT_SIZE/2) |
1492 |
|
|
1493 |
|
/* various parameters used to create the scale */ |
1494 |
|
#define OSD_SCALE_H2 (OSD_SCALE_H/2) |
1495 |
|
#define OSD_SCALE_TICK (2*OSD_SCALE_FONT_SIZE/3) |
1496 |
|
#define OSD_SCALE_M (OSD_SCALE_H2 - OSD_SCALE_TICK) |
1497 |
|
#define OSD_SCALE_I (OSD_SCALE_H2 + OSD_SCALE_TICK) |
1498 |
|
#define OSD_SCALE_FD (OSD_SCALE_FONT_SIZE/4) |
1499 |
|
|
1500 |
static void |
static void |
1501 |
osm_gps_map_class_init (OsmGpsMapClass *klass) |
osd_render_scale(osm_gps_map_osd_t *osd) |
1502 |
{ |
{ |
1503 |
GObjectClass* object_class = G_OBJECT_CLASS (klass); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
|
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); |
|
1504 |
|
|
1505 |
g_type_class_add_private (klass, sizeof (OsmGpsMapPrivate)); |
/* this only needs to be rendered if the zoom has changed */ |
1506 |
|
gint zoom; |
1507 |
|
g_object_get(OSM_GPS_MAP(osd->widget), "zoom", &zoom, NULL); |
1508 |
|
if(zoom == priv->scale.zoom) |
1509 |
|
return; |
1510 |
|
|
1511 |
object_class->dispose = osm_gps_map_dispose; |
priv->scale.zoom = zoom; |
|
object_class->finalize = osm_gps_map_finalize; |
|
|
object_class->constructor = osm_gps_map_constructor; |
|
|
object_class->set_property = osm_gps_map_set_property; |
|
|
object_class->get_property = osm_gps_map_get_property; |
|
|
|
|
|
widget_class->expose_event = osm_gps_map_expose; |
|
|
widget_class->configure_event = osm_gps_map_configure; |
|
|
widget_class->button_press_event = osm_gps_map_button_press; |
|
|
widget_class->button_release_event = osm_gps_map_button_release; |
|
|
widget_class->motion_notify_event = osm_gps_map_motion_notify; |
|
|
widget_class->scroll_event = osm_gps_map_scroll_event; |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_AUTO_CENTER, |
|
|
g_param_spec_boolean ("auto-center", |
|
|
"auto center", |
|
|
"map auto center", |
|
|
TRUE, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_RECORD_TRIP_HISTORY, |
|
|
g_param_spec_boolean ("record-trip-history", |
|
|
"record trip history", |
|
|
"should all gps points be recorded in a trip history", |
|
|
TRUE, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_SHOW_TRIP_HISTORY, |
|
|
g_param_spec_boolean ("show-trip-history", |
|
|
"show trip history", |
|
|
"should the recorded trip history be shown on the map", |
|
|
TRUE, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_AUTO_DOWNLOAD, |
|
|
g_param_spec_boolean ("auto-download", |
|
|
"auto download", |
|
|
"map auto download", |
|
|
TRUE, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_REPO_URI, |
|
|
g_param_spec_string ("repo-uri", |
|
|
"repo uri", |
|
|
"map source tile repository uri", |
|
|
OSM_REPO_URI, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_PROXY_URI, |
|
|
g_param_spec_string ("proxy-uri", |
|
|
"proxy uri", |
|
|
"http proxy uri on NULL", |
|
|
NULL, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_TILE_CACHE_DIR, |
|
|
g_param_spec_string ("tile-cache", |
|
|
"tile cache", |
|
|
"osm local tile cache dir", |
|
|
NULL, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_TILE_CACHE_DIR_IS_FULL_PATH, |
|
|
g_param_spec_boolean ("tile-cache-is-full-path", |
|
|
"tile cache is full path", |
|
|
"if true, the path passed to tile-cache is interpreted as the full cache path", |
|
|
FALSE, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_ZOOM, |
|
|
g_param_spec_int ("zoom", |
|
|
"zoom", |
|
|
"zoom level", |
|
|
MIN_ZOOM, /* minimum property value */ |
|
|
MAX_ZOOM, /* maximum property value */ |
|
|
3, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_MAX_ZOOM, |
|
|
g_param_spec_int ("max-zoom", |
|
|
"max zoom", |
|
|
"maximum zoom level", |
|
|
MIN_ZOOM, /* minimum property value */ |
|
|
MAX_ZOOM, /* maximum property value */ |
|
|
OSM_MAX_ZOOM, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_MIN_ZOOM, |
|
|
g_param_spec_int ("min-zoom", |
|
|
"min zoom", |
|
|
"minimum zoom level", |
|
|
MIN_ZOOM, /* minimum property value */ |
|
|
MAX_ZOOM, /* maximum property value */ |
|
|
OSM_MIN_ZOOM, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_LATITUDE, |
|
|
g_param_spec_float ("latitude", |
|
|
"latitude", |
|
|
"latitude in degrees", |
|
|
-90.0, /* minimum property value */ |
|
|
90.0, /* maximum property value */ |
|
|
0, |
|
|
G_PARAM_READABLE)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_LONGITUDE, |
|
|
g_param_spec_float ("longitude", |
|
|
"longitude", |
|
|
"longitude in degrees", |
|
|
-180.0, /* minimum property value */ |
|
|
180.0, /* maximum property value */ |
|
|
0, |
|
|
G_PARAM_READABLE)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_MAP_X, |
|
|
g_param_spec_int ("map-x", |
|
|
"map-x", |
|
|
"initial map x location", |
|
|
G_MININT, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
890, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_MAP_Y, |
|
|
g_param_spec_int ("map-y", |
|
|
"map-y", |
|
|
"initial map y location", |
|
|
G_MININT, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
515, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_TILES_QUEUED, |
|
|
g_param_spec_int ("tiles-queued", |
|
|
"tiles-queued", |
|
|
"number of tiles currently waiting to download", |
|
|
G_MININT, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
0, |
|
|
G_PARAM_READABLE)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_GPS_TRACK_WIDTH, |
|
|
g_param_spec_int ("gps-track-width", |
|
|
"gps-track-width", |
|
|
"width of the lines drawn for the gps track", |
|
|
1, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
4, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_GPS_POINT_R1, |
|
|
g_param_spec_int ("gps-track-point-radius", |
|
|
"gps-track-point-radius", |
|
|
"radius of the gps point inner circle", |
|
|
0, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
10, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_GPS_POINT_R2, |
|
|
g_param_spec_int ("gps-track-highlight-radius", |
|
|
"gps-track-highlight-radius", |
|
|
"radius of the gps point highlight circle", |
|
|
0, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
20, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_MAP_SOURCE, |
|
|
g_param_spec_int ("map-source", |
|
|
"map source", |
|
|
"map source ID", |
|
|
-1, /* minimum property value */ |
|
|
G_MAXINT, /* maximum property value */ |
|
|
-1, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
|
|
|
g_object_class_install_property (object_class, |
|
|
PROP_IMAGE_FORMAT, |
|
|
g_param_spec_string ("image-format", |
|
|
"image format", |
|
|
"map source tile repository image format (jpg, png)", |
|
|
OSM_IMAGE_FORMAT, |
|
|
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
|
|
} |
|
1512 |
|
|
1513 |
const char* |
float m_per_pix = osm_gps_map_get_scale(OSM_GPS_MAP(osd->widget)); |
|
osm_gps_map_source_get_friendly_name(OsmGpsMapSource_t source) |
|
|
{ |
|
|
switch(source) |
|
|
{ |
|
|
case OSM_GPS_MAP_SOURCE_NULL: |
|
|
return "None"; |
|
|
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: |
|
|
return "OpenStreetMap"; |
|
|
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
|
|
return "OpenStreetMap Renderer"; |
|
|
case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: |
|
|
return "OpenAerialMap"; |
|
|
case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
|
|
return "Maps-For-Free"; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
|
|
return "Google Maps"; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: |
|
|
return "Google Satellite"; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
|
|
return "Google Hybrid"; |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: |
|
|
return "Virtual Earth"; |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: |
|
|
return "Virtual Earth Satellite"; |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: |
|
|
return "Virtual Earth Hybrid"; |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_STREET: |
|
|
return "Yahoo Maps"; |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: |
|
|
return "Yahoo Satellite"; |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: |
|
|
return "Yahoo Hybrid"; |
|
|
default: |
|
|
return NULL; |
|
|
} |
|
|
return NULL; |
|
|
} |
|
|
|
|
|
//http://www.internettablettalk.com/forums/showthread.php?t=5209 |
|
|
//https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/src/maps.c?root=maemo-mapper&view=markup |
|
|
//http://www.ponies.me.uk/maps/GoogleTileUtils.java |
|
|
//http://www.mgmaps.com/cache/MapTileCacher.perl |
|
|
const char* |
|
|
osm_gps_map_source_get_repo_uri(OsmGpsMapSource_t source) |
|
|
{ |
|
|
switch(source) |
|
|
{ |
|
|
case OSM_GPS_MAP_SOURCE_NULL: |
|
|
return "none://"; |
|
|
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: |
|
|
return OSM_REPO_URI; |
|
|
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
|
|
return "http://tah.openstreetmap.org/Tiles/tile/#Z/#X/#Y.png"; |
|
|
case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: |
|
|
return "http://tile.openaerialmap.org/tiles/1.0.0/openaerialmap-900913/#Z/#X/#Y.jpg"; |
|
|
case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
|
|
return "http://maps-for-free.com/layer/relief/z#Z/row#Y/#Z_#X-#Y.jpg"; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
|
|
return "http://mt#R.google.com/vt/v=w2.97&x=#X&y=#Y&z=#Z"; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: |
|
|
return "http://khm#R.google.com/kh?n=404&v=3&t=#Q"; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
|
|
return NULL; /* No longer working "http://mt#R.google.com/mt?n=404&v=w2t.99&x=#X&y=#Y&zoom=#S" */ |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: |
|
|
return "http://a#R.ortho.tiles.virtualearth.net/tiles/r#W.jpeg?g=50"; |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: |
|
|
return "http://a#R.ortho.tiles.virtualearth.net/tiles/a#W.jpeg?g=50"; |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: |
|
|
return "http://a#R.ortho.tiles.virtualearth.net/tiles/h#W.jpeg?g=50"; |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_STREET: |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: |
|
|
/* TODO: Implement signed Y, aka U |
|
|
* http://us.maps3.yimg.com/aerial.maps.yimg.com/ximg?v=1.7&t=a&s=256&x=%d&y=%-d&z=%d |
|
|
* x = tilex, |
|
|
* y = (1 << (MAX_ZOOM - zoom)) - tiley - 1, |
|
|
* z = zoom - (MAX_ZOOM - 17)); |
|
|
*/ |
|
|
return NULL; |
|
|
default: |
|
|
return NULL; |
|
|
} |
|
|
return NULL; |
|
|
} |
|
1514 |
|
|
1515 |
const char * |
/* first fill with transparency */ |
1516 |
osm_gps_map_source_get_image_format(OsmGpsMapSource_t source) |
cairo_t *cr = cairo_create(priv->scale.surface); |
1517 |
{ |
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
1518 |
switch(source) { |
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
1519 |
case OSM_GPS_MAP_SOURCE_NULL: |
// pink for testing: cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.2); |
1520 |
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: |
cairo_paint(cr); |
1521 |
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
1522 |
return "png"; |
|
1523 |
case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: |
/* determine the size of the scale width in meters */ |
1524 |
case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
float width = (OSD_SCALE_W-OSD_SCALE_FONT_SIZE/6) * m_per_pix; |
1525 |
case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
|
1526 |
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: |
/* scale this to useful values */ |
1527 |
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: |
int exp = logf(width)*M_LOG10E; |
1528 |
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: |
int mant = width/pow(10,exp); |
1529 |
case OSM_GPS_MAP_SOURCE_YAHOO_STREET: |
int width_metric = mant * pow(10,exp); |
1530 |
case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: |
char *dist_str = NULL; |
1531 |
case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: |
if(width_metric<1000) |
1532 |
case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
dist_str = g_strdup_printf("%u m", width_metric); |
1533 |
case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: |
else |
1534 |
return "jpg"; |
dist_str = g_strdup_printf("%u km", width_metric/1000); |
1535 |
default: |
width_metric /= m_per_pix; |
1536 |
return "bin"; |
|
1537 |
|
/* and now the hard part: scale for useful imperial values :-( */ |
1538 |
|
/* try to convert to feet, 1ft == 0.3048 m */ |
1539 |
|
width /= 0.3048; |
1540 |
|
float imp_scale = 0.3048; |
1541 |
|
char *dist_imp_unit = "ft"; |
1542 |
|
|
1543 |
|
if(width >= 100) { |
1544 |
|
/* 1yd == 3 feet */ |
1545 |
|
width /= 3.0; |
1546 |
|
imp_scale *= 3.0; |
1547 |
|
dist_imp_unit = "yd"; |
1548 |
|
|
1549 |
|
if(width >= 1760.0) { |
1550 |
|
/* 1mi == 1760 yd */ |
1551 |
|
width /= 1760.0; |
1552 |
|
imp_scale *= 1760.0; |
1553 |
|
dist_imp_unit = "mi"; |
1554 |
|
} |
1555 |
} |
} |
|
return "bin"; |
|
|
} |
|
1556 |
|
|
1557 |
|
/* also convert this to full tens/hundreds */ |
1558 |
|
exp = logf(width)*M_LOG10E; |
1559 |
|
mant = width/pow(10,exp); |
1560 |
|
int width_imp = mant * pow(10,exp); |
1561 |
|
char *dist_str_imp = g_strdup_printf("%u %s", width_imp, dist_imp_unit); |
1562 |
|
|
1563 |
|
/* convert back to pixels */ |
1564 |
|
width_imp *= imp_scale; |
1565 |
|
width_imp /= m_per_pix; |
1566 |
|
|
1567 |
|
cairo_select_font_face (cr, "Sans", |
1568 |
|
CAIRO_FONT_SLANT_NORMAL, |
1569 |
|
CAIRO_FONT_WEIGHT_BOLD); |
1570 |
|
cairo_set_font_size (cr, OSD_SCALE_FONT_SIZE); |
1571 |
|
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 1.0); |
1572 |
|
|
1573 |
|
cairo_text_extents_t extents; |
1574 |
|
cairo_text_extents (cr, dist_str, &extents); |
1575 |
|
|
1576 |
|
cairo_set_source_rgb(cr, 1.0, 1.0, 1.0); |
1577 |
|
cairo_set_line_width (cr, OSD_SCALE_FONT_SIZE/6); |
1578 |
|
cairo_move_to (cr, 2*OSD_SCALE_FD, OSD_SCALE_H2-OSD_SCALE_FD); |
1579 |
|
cairo_text_path (cr, dist_str); |
1580 |
|
cairo_stroke (cr); |
1581 |
|
cairo_move_to (cr, 2*OSD_SCALE_FD, |
1582 |
|
OSD_SCALE_H2+OSD_SCALE_FD + extents.height); |
1583 |
|
cairo_text_path (cr, dist_str_imp); |
1584 |
|
cairo_stroke (cr); |
1585 |
|
|
1586 |
int |
cairo_set_source_rgb(cr, 0.0, 0.0, 0.0); |
1587 |
osm_gps_map_source_get_min_zoom(OsmGpsMapSource_t source) |
cairo_move_to (cr, 2*OSD_SCALE_FD, OSD_SCALE_H2-OSD_SCALE_FD); |
1588 |
{ |
cairo_show_text (cr, dist_str); |
1589 |
return 1; |
cairo_move_to (cr, 2*OSD_SCALE_FD, |
1590 |
} |
OSD_SCALE_H2+OSD_SCALE_FD + extents.height); |
1591 |
|
cairo_show_text (cr, dist_str_imp); |
1592 |
|
|
1593 |
|
g_free(dist_str); |
1594 |
|
g_free(dist_str_imp); |
1595 |
|
|
1596 |
|
/* draw white line */ |
1597 |
|
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); |
1598 |
|
cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 1.0); |
1599 |
|
cairo_set_line_width (cr, OSD_SCALE_FONT_SIZE/3); |
1600 |
|
cairo_move_to (cr, OSD_SCALE_FONT_SIZE/6, OSD_SCALE_M); |
1601 |
|
cairo_rel_line_to (cr, 0, OSD_SCALE_TICK); |
1602 |
|
cairo_rel_line_to (cr, width_metric, 0); |
1603 |
|
cairo_rel_line_to (cr, 0, -OSD_SCALE_TICK); |
1604 |
|
cairo_stroke(cr); |
1605 |
|
cairo_move_to (cr, OSD_SCALE_FONT_SIZE/6, OSD_SCALE_I); |
1606 |
|
cairo_rel_line_to (cr, 0, -OSD_SCALE_TICK); |
1607 |
|
cairo_rel_line_to (cr, width_imp, 0); |
1608 |
|
cairo_rel_line_to (cr, 0, +OSD_SCALE_TICK); |
1609 |
|
cairo_stroke(cr); |
1610 |
|
|
1611 |
|
/* draw black line */ |
1612 |
|
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 1.0); |
1613 |
|
cairo_set_line_width (cr, OSD_SCALE_FONT_SIZE/6); |
1614 |
|
cairo_move_to (cr, OSD_SCALE_FONT_SIZE/6, OSD_SCALE_M); |
1615 |
|
cairo_rel_line_to (cr, 0, OSD_SCALE_TICK); |
1616 |
|
cairo_rel_line_to (cr, width_metric, 0); |
1617 |
|
cairo_rel_line_to (cr, 0, -OSD_SCALE_TICK); |
1618 |
|
cairo_stroke(cr); |
1619 |
|
cairo_move_to (cr, OSD_SCALE_FONT_SIZE/6, OSD_SCALE_I); |
1620 |
|
cairo_rel_line_to (cr, 0, -OSD_SCALE_TICK); |
1621 |
|
cairo_rel_line_to (cr, width_imp, 0); |
1622 |
|
cairo_rel_line_to (cr, 0, +OSD_SCALE_TICK); |
1623 |
|
cairo_stroke(cr); |
1624 |
|
|
1625 |
int |
cairo_destroy(cr); |
|
osm_gps_map_source_get_max_zoom(OsmGpsMapSource_t source) |
|
|
{ |
|
|
switch(source) { |
|
|
case OSM_GPS_MAP_SOURCE_NULL: |
|
|
return 18; |
|
|
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: |
|
|
return OSM_MAX_ZOOM; |
|
|
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
|
|
case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: |
|
|
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_STREET: |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: |
|
|
case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: |
|
|
return 17; |
|
|
case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
|
|
return 11; |
|
|
case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: |
|
|
return 18; |
|
|
default: |
|
|
return 17; |
|
|
} |
|
|
return 17; |
|
1626 |
} |
} |
1627 |
|
#endif |
1628 |
|
|
1629 |
void |
static void |
1630 |
osm_gps_map_download_maps (OsmGpsMap *map, coord_t *pt1, coord_t *pt2, int zoom_start, int zoom_end) |
osd_render_controls(osm_gps_map_osd_t *osd) |
1631 |
{ |
{ |
1632 |
int i,j,zoom,num_tiles; |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
|
OsmGpsMapPrivate *priv = map->priv; |
|
1633 |
|
|
1634 |
if (pt1 && pt2) |
if(priv->controls.rendered |
1635 |
{ |
#ifdef OSD_GPS_BUTTON |
1636 |
gchar *filename; |
&& (priv->controls.gps_enabled == (osd->cb != NULL)) |
1637 |
num_tiles = 0; |
#endif |
1638 |
zoom_end = CLAMP(zoom_end, priv->min_zoom, priv->max_zoom); |
) |
1639 |
g_debug("Download maps: z:%d->%d",zoom_start, zoom_end); |
return; |
|
|
|
|
for(zoom=zoom_start; zoom<=zoom_end; zoom++) |
|
|
{ |
|
|
int x1,y1,x2,y2; |
|
|
|
|
|
x1 = (int)floor((float)lon2pixel(zoom, pt1->rlon) / (float)TILESIZE); |
|
|
y1 = (int)floor((float)lat2pixel(zoom, pt1->rlat) / (float)TILESIZE); |
|
|
|
|
|
x2 = (int)floor((float)lon2pixel(zoom, pt2->rlon) / (float)TILESIZE); |
|
|
y2 = (int)floor((float)lat2pixel(zoom, pt2->rlat) / (float)TILESIZE); |
|
|
|
|
|
// loop x1-x2 |
|
|
for(i=x1; i<=x2; i++) |
|
|
{ |
|
|
// loop y1 - y2 |
|
|
for(j=y1; j<=y2; j++) |
|
|
{ |
|
|
// x = i, y = j |
|
|
filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
|
|
priv->cache_dir, G_DIR_SEPARATOR, |
|
|
zoom, G_DIR_SEPARATOR, |
|
|
i, G_DIR_SEPARATOR, |
|
|
j, |
|
|
priv->image_format); |
|
|
if (!g_file_test(filename, G_FILE_TEST_EXISTS)) |
|
|
{ |
|
|
osm_gps_map_download_tile(map, zoom, i, j, FALSE); |
|
|
num_tiles++; |
|
|
} |
|
|
g_free(filename); |
|
|
} |
|
|
} |
|
|
g_debug("DL @Z:%d = %d tiles",zoom,num_tiles); |
|
|
} |
|
|
} |
|
|
} |
|
1640 |
|
|
1641 |
void |
#ifdef OSD_GPS_BUTTON |
1642 |
osm_gps_map_get_bbox (OsmGpsMap *map, coord_t *pt1, coord_t *pt2) |
priv->controls.gps_enabled = (osd->cb != NULL); |
1643 |
{ |
#endif |
1644 |
OsmGpsMapPrivate *priv = map->priv; |
priv->controls.rendered = TRUE; |
1645 |
|
|
1646 |
if (pt1 && pt2) { |
#ifndef OSD_COLOR |
1647 |
pt1->rlat = pixel2lat(priv->map_zoom, priv->map_y); |
GdkColor bg = GTK_WIDGET(osd->widget)->style->bg[GTK_STATE_NORMAL]; |
1648 |
pt1->rlon = pixel2lon(priv->map_zoom, priv->map_x); |
GdkColor fg = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_NORMAL]; |
1649 |
pt2->rlat = pixel2lat(priv->map_zoom, priv->map_y + GTK_WIDGET(map)->allocation.height); |
GdkColor da = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_INSENSITIVE]; |
1650 |
pt2->rlon = pixel2lon(priv->map_zoom, priv->map_x + GTK_WIDGET(map)->allocation.width); |
#endif |
1651 |
|
|
1652 |
g_debug("BBOX: %f %f %f %f", pt1->rlat, pt1->rlon, pt2->rlat, pt2->rlon); |
/* first fill with transparency */ |
1653 |
} |
cairo_t *cr = cairo_create(priv->controls.surface); |
1654 |
} |
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
1655 |
|
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
1656 |
|
cairo_paint(cr); |
1657 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
1658 |
|
|
1659 |
void |
/* --------- draw zoom and dpad shape shadow ----------- */ |
1660 |
osm_gps_map_set_mapcenter (OsmGpsMap *map, float latitude, float longitude, int zoom) |
#ifdef OSD_SHADOW_ENABLE |
1661 |
{ |
osd_zoom_shape(cr, 1+OSD_SHADOW, 1+OSD_SHADOW); |
1662 |
osm_gps_map_set_center (map, latitude, longitude); |
osd_shape_shadow(cr); |
1663 |
osm_gps_map_set_zoom (map, zoom); |
#ifndef OSD_NO_DPAD |
1664 |
} |
osd_dpad_shape(cr, 1+OSD_SHADOW, 1+OSD_SHADOW); |
1665 |
|
osd_shape_shadow(cr); |
1666 |
|
#endif |
1667 |
|
#endif |
1668 |
|
|
1669 |
void |
/* --------- draw zoom and dpad shape ----------- */ |
|
osm_gps_map_set_center (OsmGpsMap *map, float latitude, float longitude) |
|
|
{ |
|
|
int pixel_x, pixel_y; |
|
|
OsmGpsMapPrivate *priv; |
|
1670 |
|
|
1671 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
osd_zoom_shape(cr, 1, 1); |
1672 |
priv = map->priv; |
#ifndef OSD_COLOR |
1673 |
|
osd_shape(cr, &bg, &fg); |
1674 |
|
#else |
1675 |
|
osd_shape(cr); |
1676 |
|
#endif |
1677 |
|
#ifndef OSD_NO_DPAD |
1678 |
|
osd_dpad_shape(cr, 1, 1); |
1679 |
|
#ifndef OSD_COLOR |
1680 |
|
osd_shape(cr, &bg, &fg); |
1681 |
|
#else |
1682 |
|
osd_shape(cr); |
1683 |
|
#endif |
1684 |
|
#endif |
1685 |
|
|
1686 |
priv->center_rlat = deg2rad(latitude); |
/* --------- draw zoom and dpad labels --------- */ |
|
priv->center_rlon = deg2rad(longitude); |
|
|
priv->center_coord_set = TRUE; |
|
1687 |
|
|
1688 |
// pixel_x,y, offsets |
#ifdef OSD_SHADOW_ENABLE |
1689 |
pixel_x = lon2pixel(priv->map_zoom, priv->center_rlon); |
osd_labels_shadow(cr, Z_RAD/3, TRUE); |
1690 |
pixel_y = lat2pixel(priv->map_zoom, priv->center_rlat); |
osd_zoom_labels(cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
1691 |
|
#ifndef OSD_NO_DPAD |
1692 |
|
osd_dpad_labels(cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
1693 |
|
#endif |
1694 |
|
cairo_stroke(cr); |
1695 |
|
#ifdef OSD_GPS_BUTTON |
1696 |
|
osd_labels_shadow(cr, Z_RAD/6, osd->cb != NULL); |
1697 |
|
osd_dpad_gps(cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
1698 |
|
cairo_stroke(cr); |
1699 |
|
#endif |
1700 |
|
#endif |
1701 |
|
|
1702 |
priv->map_x = pixel_x - GTK_WIDGET(map)->allocation.width/2; |
#ifndef OSD_COLOR |
1703 |
priv->map_y = pixel_y - GTK_WIDGET(map)->allocation.height/2; |
osd_labels(cr, Z_RAD/3, TRUE, &fg, &da); |
1704 |
|
#else |
1705 |
|
osd_labels(cr, Z_RAD/3, TRUE); |
1706 |
|
#endif |
1707 |
|
osd_zoom_labels(cr, 1, 1); |
1708 |
|
#ifndef OSD_NO_DPAD |
1709 |
|
osd_dpad_labels(cr, 1, 1); |
1710 |
|
#endif |
1711 |
|
cairo_stroke(cr); |
1712 |
|
|
1713 |
osm_gps_map_map_redraw_idle(map); |
#ifndef OSD_COLOR |
1714 |
|
osd_labels(cr, Z_RAD/6, osd->cb != NULL, &fg, &da); |
1715 |
|
#else |
1716 |
|
osd_labels(cr, Z_RAD/6, osd->cb != NULL); |
1717 |
|
#endif |
1718 |
|
#ifdef OSD_GPS_BUTTON |
1719 |
|
osd_dpad_gps(cr, 1, 1); |
1720 |
|
#endif |
1721 |
|
cairo_stroke(cr); |
1722 |
|
|
1723 |
|
cairo_destroy(cr); |
1724 |
} |
} |
1725 |
|
|
1726 |
int |
static void |
1727 |
osm_gps_map_set_zoom (OsmGpsMap *map, int zoom) |
osd_render(osm_gps_map_osd_t *osd) |
1728 |
{ |
{ |
1729 |
int zoom_old; |
/* this function is actually called pretty often since the */ |
1730 |
double factor = 0.0; |
/* OSD contents may have changed (due to a coordinate/zoom change). */ |
1731 |
int width_center, height_center; |
/* The different OSD parts have to make sure that they don't */ |
1732 |
OsmGpsMapPrivate *priv; |
/* render unneccessarily often and thus waste CPU power */ |
|
|
|
|
g_return_val_if_fail (OSM_IS_GPS_MAP (map), 0); |
|
|
priv = map->priv; |
|
1733 |
|
|
1734 |
if (zoom != priv->map_zoom) |
osd_render_controls(osd); |
|
{ |
|
|
width_center = GTK_WIDGET(map)->allocation.width / 2; |
|
|
height_center = GTK_WIDGET(map)->allocation.height / 2; |
|
|
|
|
|
zoom_old = priv->map_zoom; |
|
|
//constrain zoom min_zoom -> max_zoom |
|
|
priv->map_zoom = CLAMP(zoom, priv->min_zoom, priv->max_zoom); |
|
|
|
|
|
if (priv->center_coord_set) |
|
|
{ |
|
|
priv->map_x = lon2pixel(priv->map_zoom, priv->center_rlon) - width_center; |
|
|
priv->map_y = lat2pixel(priv->map_zoom, priv->center_rlat) - height_center; |
|
|
} |
|
|
else |
|
|
{ |
|
|
factor = exp(priv->map_zoom * M_LN2)/exp(zoom_old * M_LN2); |
|
|
priv->map_x = ((priv->map_x + width_center) * factor) - width_center; |
|
|
priv->map_y = ((priv->map_y + height_center) * factor) - height_center; |
|
|
} |
|
1735 |
|
|
1736 |
g_debug("Zoom changed from %d to %d factor:%f x:%d", |
#ifdef OSD_SOURCE_SEL |
1737 |
zoom_old, priv->map_zoom, factor, priv->map_x); |
osd_render_source_sel(osd, FALSE); |
1738 |
|
#endif |
1739 |
|
|
1740 |
osm_gps_map_map_redraw_idle(map); |
#ifdef OSD_SCALE |
1741 |
} |
osd_render_scale(osd); |
1742 |
return priv->map_zoom; |
#endif |
|
} |
|
1743 |
|
|
1744 |
void |
#ifdef OSD_CROSSHAIR |
1745 |
osm_gps_map_add_track (OsmGpsMap *map, GSList *track) |
osd_render_crosshair(osd); |
1746 |
{ |
#endif |
|
OsmGpsMapPrivate *priv; |
|
1747 |
|
|
1748 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
#ifdef OSD_NAV |
1749 |
priv = map->priv; |
osd_render_nav(osd); |
1750 |
|
#endif |
1751 |
|
|
1752 |
if (track) { |
#ifdef OSD_COORDINATES |
1753 |
priv->tracks = g_slist_append(priv->tracks, track); |
osd_render_coordinates(osd); |
1754 |
osm_gps_map_map_redraw_idle(map); |
#endif |
|
} |
|
1755 |
} |
} |
1756 |
|
|
1757 |
void |
static void |
1758 |
osm_gps_map_clear_tracks (OsmGpsMap *map) |
osd_draw(osm_gps_map_osd_t *osd, GdkDrawable *drawable) |
1759 |
{ |
{ |
1760 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
1761 |
|
|
1762 |
osm_gps_map_free_tracks(map); |
/* OSD itself uses some off-screen rendering, so check if the */ |
1763 |
osm_gps_map_map_redraw_idle(map); |
/* offscreen buffer is present and create it if not */ |
1764 |
} |
if(!priv->controls.surface) { |
1765 |
|
/* create overlay ... */ |
1766 |
|
priv->controls.surface = |
1767 |
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, OSD_W+2, OSD_H+2); |
1768 |
|
|
1769 |
void |
priv->controls.rendered = FALSE; |
1770 |
osm_gps_map_add_image (OsmGpsMap *map, float latitude, float longitude, GdkPixbuf *image) |
#ifdef OSD_GPS_BUTTON |
1771 |
{ |
priv->controls.gps_enabled = FALSE; |
1772 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
#endif |
1773 |
|
|
1774 |
if (image) { |
#ifdef OSD_SOURCE_SEL |
1775 |
OsmGpsMapPrivate *priv = map->priv; |
/* the initial OSD state is alway not-expanded */ |
1776 |
image_t *im; |
priv->source_sel.surface = |
1777 |
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
1778 |
|
OSD_S_W+2, OSD_S_H+2); |
1779 |
|
priv->source_sel.rendered = FALSE; |
1780 |
|
#endif |
1781 |
|
|
1782 |
//cache w/h for speed, and add image to list |
#ifdef OSD_SCALE |
1783 |
im = g_new0(image_t,1); |
priv->scale.surface = |
1784 |
im->w = gdk_pixbuf_get_width(image); |
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
1785 |
im->h = gdk_pixbuf_get_height(image); |
OSD_SCALE_W, OSD_SCALE_H); |
1786 |
im->pt.rlat = deg2rad(latitude); |
priv->scale.zoom = -1; |
1787 |
im->pt.rlon = deg2rad(longitude); |
#endif |
1788 |
|
|
1789 |
g_object_ref(image); |
#ifdef OSD_CROSSHAIR |
1790 |
im->image = image; |
priv->crosshair.surface = |
1791 |
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
1792 |
|
OSD_CROSSHAIR_W, OSD_CROSSHAIR_H); |
1793 |
|
priv->crosshair.rendered = FALSE; |
1794 |
|
#endif |
1795 |
|
|
1796 |
priv->images = g_slist_append(priv->images, im); |
#ifdef OSD_COORDINATES |
1797 |
|
priv->coordinates.surface = |
1798 |
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
1799 |
|
OSD_COORDINATES_W, OSD_COORDINATES_H); |
1800 |
|
|
1801 |
osm_gps_map_map_redraw_idle(map); |
priv->coordinates.lat = priv->coordinates.lon = OSM_GPS_MAP_INVALID; |
1802 |
} |
#endif |
|
} |
|
1803 |
|
|
1804 |
gboolean |
/* ... and render it */ |
1805 |
osm_gps_map_remove_image (OsmGpsMap *map, GdkPixbuf *image) |
osd_render(osd); |
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
if (priv->images) { |
|
|
GSList *list; |
|
|
for(list = priv->images; list != NULL; list = list->next) |
|
|
{ |
|
|
image_t *im = list->data; |
|
|
if (im->image == image) |
|
|
{ |
|
|
priv->images = g_slist_remove_link(priv->images, list); |
|
|
g_object_unref(im->image); |
|
|
g_free(im); |
|
|
osm_gps_map_map_redraw_idle(map); |
|
|
return TRUE; |
|
|
} |
|
|
} |
|
1806 |
} |
} |
|
return FALSE; |
|
|
} |
|
|
|
|
|
void |
|
|
osm_gps_map_clear_images (OsmGpsMap *map) |
|
|
{ |
|
|
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
|
1807 |
|
|
1808 |
osm_gps_map_free_images(map); |
// now draw this onto the original context |
1809 |
osm_gps_map_map_redraw_idle(map); |
cairo_t *cr = gdk_cairo_create(drawable); |
|
} |
|
1810 |
|
|
1811 |
void |
gint x, y; |
|
osm_gps_map_osd_speed (OsmGpsMap *map, float speed) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv; |
|
1812 |
|
|
1813 |
PangoContext *context = NULL; |
#ifdef OSD_SCALE |
1814 |
PangoLayout *layout = NULL; |
x = OSD_X; |
1815 |
PangoFontDescription *desc = NULL; |
y = -OSD_Y; |
1816 |
|
if(x < 0) x += osd->widget->allocation.width - OSD_SCALE_W; |
1817 |
GdkColor color; |
if(y < 0) y += osd->widget->allocation.height - OSD_SCALE_H; |
|
GdkGC *gc; |
|
|
|
|
|
gchar *buffer; |
|
|
//static int x = 10, y = 10; |
|
|
static int width = 0, height = 0; |
|
1818 |
|
|
1819 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
cairo_set_source_surface(cr, priv->scale.surface, x, y); |
1820 |
priv = map->priv; |
cairo_paint(cr); |
1821 |
|
#endif |
1822 |
|
|
1823 |
buffer = g_strdup_printf("%.0f", speed); |
#ifdef OSD_CROSSHAIR |
1824 |
|
x = (osd->widget->allocation.width - OSD_CROSSHAIR_W)/2; |
1825 |
|
y = (osd->widget->allocation.height - OSD_CROSSHAIR_H)/2; |
1826 |
|
|
1827 |
/* pango initialisation */ |
cairo_set_source_surface(cr, priv->crosshair.surface, x, y); |
1828 |
context = gtk_widget_get_pango_context (GTK_WIDGET(map)); |
cairo_paint(cr); |
1829 |
layout = pango_layout_new (context); |
#endif |
|
desc = pango_font_description_new(); |
|
|
|
|
|
pango_font_description_set_size (desc, 40 * PANGO_SCALE); |
|
|
pango_layout_set_font_description (layout, desc); |
|
|
pango_layout_set_text (layout, buffer, strlen(buffer)); |
|
|
|
|
|
gc = gdk_gc_new (GTK_WIDGET(map)->window); |
|
|
|
|
|
color.red = (0 > 50) ? 0xffff : 0; |
|
|
color.green = 0; |
|
|
color.blue = 0; |
|
|
|
|
|
gdk_gc_set_rgb_fg_color (gc, &color); |
|
|
|
|
|
/* faster / less flicker alternative:*/ |
|
|
gdk_draw_drawable ( |
|
|
GTK_WIDGET(map)->window, |
|
|
GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(map)], |
|
|
priv->pixmap, |
|
|
0,0, |
|
|
0,0, |
|
|
width+10,width+10); |
|
|
|
|
|
gdk_draw_layout(GTK_WIDGET(map)->window, |
|
|
gc, |
|
|
0, 0, |
|
|
layout); |
|
|
|
|
|
/* set width and height */ |
|
|
pango_layout_get_pixel_size(layout, &width, &height); |
|
|
|
|
|
g_free(buffer); |
|
|
pango_font_description_free (desc); |
|
|
g_object_unref (layout); |
|
|
g_object_unref (gc); |
|
|
} |
|
1830 |
|
|
1831 |
void |
#ifdef OSD_NAV |
1832 |
osm_gps_map_draw_gps (OsmGpsMap *map, float latitude, float longitude, float heading) |
if(priv->nav.surface) { |
1833 |
{ |
x = OSD_X; |
1834 |
int pixel_x, pixel_y; |
if(x < 0) x += osd->widget->allocation.width - OSD_NAV_W; |
1835 |
OsmGpsMapPrivate *priv; |
y = (osd->widget->allocation.height - OSD_NAV_H)/2; |
1836 |
|
|
1837 |
|
cairo_set_source_surface(cr, priv->nav.surface, x, y); |
1838 |
|
cairo_paint(cr); |
1839 |
|
} |
1840 |
|
#endif |
1841 |
|
|
1842 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
#ifdef OSD_COORDINATES |
1843 |
priv = map->priv; |
x = -OSD_X; |
1844 |
|
y = -OSD_Y; |
1845 |
|
if(x < 0) x += osd->widget->allocation.width - OSD_COORDINATES_W; |
1846 |
|
if(y < 0) y += osd->widget->allocation.height - OSD_COORDINATES_H; |
1847 |
|
|
1848 |
priv->gps->rlat = deg2rad(latitude); |
cairo_set_source_surface(cr, priv->coordinates.surface, x, y); |
1849 |
priv->gps->rlon = deg2rad(longitude); |
cairo_paint(cr); |
1850 |
priv->gps_valid = TRUE; |
#endif |
|
|
|
|
// pixel_x,y, offsets |
|
|
pixel_x = lon2pixel(priv->map_zoom, priv->gps->rlon); |
|
|
pixel_y = lat2pixel(priv->map_zoom, priv->gps->rlat); |
|
|
|
|
|
//If trip marker add to list of gps points. |
|
|
if (priv->record_trip_history) { |
|
|
coord_t *tp = g_new0(coord_t,1); |
|
|
tp->rlat = priv->gps->rlat; |
|
|
tp->rlon = priv->gps->rlon; |
|
|
priv->trip_history = g_slist_append(priv->trip_history, tp); |
|
|
} |
|
|
|
|
|
// dont draw anything if we are dragging |
|
|
if (priv->dragging) { |
|
|
g_debug("Dragging"); |
|
|
return; |
|
|
} |
|
1851 |
|
|
1852 |
//Automatically center the map if the track approaches the edge |
#ifdef OSD_BALLOON |
1853 |
if(priv->map_auto_center) { |
if(priv->balloon.surface) { |
1854 |
int x = pixel_x - priv->map_x; |
|
1855 |
int y = pixel_y - priv->map_y; |
/* convert given lat lon into screen coordinates */ |
1856 |
int width = GTK_WIDGET(map)->allocation.width; |
gint x, y; |
1857 |
int height = GTK_WIDGET(map)->allocation.height; |
osm_gps_map_geographic_to_screen (OSM_GPS_MAP(osd->widget), |
1858 |
if( x < (width/2 - width/8) || x > (width/2 + width/8) || |
priv->balloon.lat, priv->balloon.lon, |
1859 |
y < (height/2 - height/8) || y > (height/2 + height/8)) { |
&x, &y); |
|
|
|
|
priv->map_x = pixel_x - GTK_WIDGET(map)->allocation.width/2; |
|
|
priv->map_y = pixel_y - GTK_WIDGET(map)->allocation.height/2; |
|
|
priv->center_coord_set = FALSE; |
|
|
} |
|
|
} |
|
1860 |
|
|
1861 |
// this redraws the map (including the gps track, and adjusts the |
/* check if balloon needs to be rerendered */ |
1862 |
// map center if it was changed |
osd_render_balloon(osd); |
|
osm_gps_map_map_redraw_idle(map); |
|
|
} |
|
1863 |
|
|
1864 |
void |
cairo_set_source_surface(cr, priv->balloon.surface, |
1865 |
osm_gps_map_clear_gps (OsmGpsMap *map) |
x + priv->balloon.offset_x, |
1866 |
{ |
y + priv->balloon.offset_y); |
1867 |
osm_gps_map_free_trip(map); |
cairo_paint(cr); |
1868 |
osm_gps_map_map_redraw_idle(map); |
} |
1869 |
} |
#endif |
1870 |
|
|
1871 |
coord_t |
x = OSD_X; |
1872 |
osm_gps_map_get_co_ordinates (OsmGpsMap *map, int pixel_x, int pixel_y) |
if(x < 0) |
1873 |
{ |
x += osd->widget->allocation.width - OSD_W; |
|
coord_t coord; |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
1874 |
|
|
1875 |
coord.rlat = pixel2lat(priv->map_zoom, priv->map_y + pixel_y); |
y = OSD_Y; |
1876 |
coord.rlon = pixel2lon(priv->map_zoom, priv->map_x + pixel_x); |
if(y < 0) |
1877 |
return coord; |
y += osd->widget->allocation.height - OSD_H; |
|
} |
|
1878 |
|
|
1879 |
GtkWidget * |
cairo_set_source_surface(cr, priv->controls.surface, x, y); |
1880 |
osm_gps_map_new (void) |
cairo_paint(cr); |
|
{ |
|
|
return g_object_new (OSM_TYPE_GPS_MAP, NULL); |
|
|
} |
|
1881 |
|
|
1882 |
void |
#ifdef OSD_SOURCE_SEL |
1883 |
osm_gps_map_screen_to_geographic (OsmGpsMap *map, gint pixel_x, gint pixel_y, |
if(!priv->source_sel.handler_id) { |
1884 |
gfloat *latitude, gfloat *longitude) |
/* the OSD source selection is not being animated */ |
1885 |
{ |
if(!priv->source_sel.expanded) |
1886 |
OsmGpsMapPrivate *priv; |
x = osd->widget->allocation.width - OSD_S_W; |
1887 |
|
else |
1888 |
|
x = osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X; |
1889 |
|
} else |
1890 |
|
x = priv->source_sel.shift; |
1891 |
|
|
1892 |
|
y = OSD_S_Y; |
1893 |
|
if(OSD_S_Y < 0) { |
1894 |
|
if(!priv->source_sel.expanded) |
1895 |
|
y = osd->widget->allocation.height - OSD_S_H + OSD_S_Y; |
1896 |
|
else |
1897 |
|
y = osd->widget->allocation.height - OSD_S_EXP_H + OSD_S_Y; |
1898 |
|
} |
1899 |
|
|
1900 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
cairo_set_source_surface(cr, priv->source_sel.surface, x, y); |
1901 |
priv = map->priv; |
cairo_paint(cr); |
1902 |
|
#endif |
1903 |
|
|
1904 |
if (latitude) |
cairo_destroy(cr); |
|
*latitude = rad2deg(pixel2lat(priv->map_zoom, priv->map_y + pixel_y)); |
|
|
if (longitude) |
|
|
*longitude = rad2deg(pixel2lon(priv->map_zoom, priv->map_x + pixel_x)); |
|
1905 |
} |
} |
1906 |
|
|
1907 |
void |
static void |
1908 |
osm_gps_map_geographic_to_screen (OsmGpsMap *map, |
osd_free(osm_gps_map_osd_t *osd) |
|
gfloat latitude, gfloat longitude, |
|
|
gint *pixel_x, gint *pixel_y) |
|
1909 |
{ |
{ |
1910 |
OsmGpsMapPrivate *priv; |
osd_priv_t *priv = (osd_priv_t *)(osd->priv); |
1911 |
|
|
1912 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
if (priv->controls.surface) |
1913 |
priv = map->priv; |
cairo_surface_destroy(priv->controls.surface); |
1914 |
|
|
1915 |
if (pixel_x) |
#ifdef OSD_SOURCE_SEL |
1916 |
*pixel_x = lon2pixel(priv->map_zoom, deg2rad(longitude)) - priv->map_x; |
if(priv->source_sel.handler_id) |
1917 |
if (pixel_y) |
gtk_timeout_remove(priv->source_sel.handler_id); |
|
*pixel_y = lat2pixel(priv->map_zoom, deg2rad(latitude)) - priv->map_y; |
|
|
} |
|
1918 |
|
|
1919 |
void |
if (priv->source_sel.surface) |
1920 |
osm_gps_map_scroll (OsmGpsMap *map, gint dx, gint dy) |
cairo_surface_destroy(priv->source_sel.surface); |
1921 |
{ |
#endif |
|
OsmGpsMapPrivate *priv; |
|
1922 |
|
|
1923 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
#ifdef OSD_SCALE |
1924 |
priv = map->priv; |
if (priv->scale.surface) |
1925 |
|
cairo_surface_destroy(priv->scale.surface); |
1926 |
|
#endif |
1927 |
|
|
1928 |
priv->center_coord_set = FALSE; |
#ifdef OSD_CROSSHAIR |
1929 |
priv->map_x += dx; |
if (priv->crosshair.surface) |
1930 |
priv->map_y += dy; |
cairo_surface_destroy(priv->crosshair.surface); |
1931 |
|
#endif |
1932 |
|
|
1933 |
osm_gps_map_map_redraw_idle (map); |
#ifdef OSD_NAV |
1934 |
} |
if (priv->nav.surface) |
1935 |
|
cairo_surface_destroy(priv->nav.surface); |
1936 |
|
#endif |
1937 |
|
|
1938 |
float |
#ifdef OSD_COORDINATES |
1939 |
osm_gps_map_get_scale(OsmGpsMap *map) |
if (priv->coordinates.surface) |
1940 |
{ |
cairo_surface_destroy(priv->coordinates.surface); |
1941 |
OsmGpsMapPrivate *priv; |
#endif |
1942 |
|
|
1943 |
g_return_val_if_fail (OSM_IS_GPS_MAP (map), OSM_NAN); |
#ifdef OSD_BALLOON |
1944 |
priv = map->priv; |
if (priv->balloon.surface) |
1945 |
|
cairo_surface_destroy(priv->balloon.surface); |
1946 |
|
#endif |
1947 |
|
|
1948 |
return osm_gps_map_get_scale_at_point(priv->map_zoom, priv->center_rlat, priv->center_rlon); |
g_free(priv); |
1949 |
} |
} |
1950 |
|
|
1951 |
#ifdef ENABLE_BALLOON |
static gboolean |
1952 |
void |
osd_busy(osm_gps_map_osd_t *osd) |
|
osm_gps_map_draw_balloon (OsmGpsMap *map, float latitude, float longitude, |
|
|
OsmGpsMapBalloonCallback cb, gpointer data) |
|
1953 |
{ |
{ |
1954 |
OsmGpsMapPrivate *priv; |
#ifdef OSD_SOURCE_SEL |
1955 |
|
osd_priv_t *priv = (osd_priv_t *)(osd->priv); |
1956 |
|
return (priv->source_sel.handler_id != 0); |
1957 |
|
#else |
1958 |
|
return FALSE; |
1959 |
|
#endif |
1960 |
|
} |
1961 |
|
|
1962 |
/* remove and previously installed balloon */ |
static osd_button_t |
1963 |
osm_gps_map_clear_balloon (map); |
osd_check(osm_gps_map_osd_t *osd, gboolean down, gint x, gint y) { |
1964 |
|
return osd_check_int(osd, TRUE, down, x, y); |
1965 |
|
} |
1966 |
|
|
1967 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
static osm_gps_map_osd_t osd_classic = { |
1968 |
priv = map->priv; |
.widget = NULL, |
1969 |
|
|
1970 |
priv->balloon.coo->rlat = deg2rad(latitude); |
.draw = osd_draw, |
1971 |
priv->balloon.coo->rlon = deg2rad(longitude); |
.check = osd_check, |
1972 |
priv->balloon.valid = TRUE; |
.render = osd_render, |
1973 |
|
.free = osd_free, |
1974 |
|
.busy = osd_busy, |
1975 |
|
|
1976 |
priv->balloon.cb = cb; |
.cb = NULL, |
1977 |
priv->balloon.data = data; |
.data = NULL, |
1978 |
|
|
1979 |
// this redraws the map |
.priv = NULL |
1980 |
osm_gps_map_map_redraw_idle(map); |
}; |
|
} |
|
1981 |
|
|
1982 |
void |
/* this is the only function that's externally visible */ |
1983 |
osm_gps_map_clear_balloon (OsmGpsMap *map) |
void |
1984 |
|
osm_gps_map_osd_classic_init(OsmGpsMap *map) |
1985 |
{ |
{ |
1986 |
OsmGpsMapPrivate *priv; |
osd_priv_t *priv = osd_classic.priv = g_new0(osd_priv_t, 1); |
|
|
|
|
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
|
|
priv = map->priv; |
|
1987 |
|
|
1988 |
priv->balloon.valid = FALSE; |
#ifdef OSD_BALLOON |
1989 |
|
priv->balloon.lat = OSM_GPS_MAP_INVALID; |
1990 |
osm_gps_map_map_redraw_idle(map); |
priv->balloon.lon = OSM_GPS_MAP_INVALID; |
|
} |
|
1991 |
#endif |
#endif |
1992 |
|
|
1993 |
#ifdef ENABLE_OSD |
osd_classic.priv = priv; |
|
void osm_gps_map_osd_enable_gps (OsmGpsMap *map, OsmGpsMapOsdGpsCallback cb, gpointer data) { |
|
|
OsmGpsMapPrivate *priv; |
|
1994 |
|
|
1995 |
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
osm_gps_map_register_osd(map, &osd_classic); |
1996 |
priv = map->priv; |
} |
1997 |
|
|
1998 |
priv->osd.cb = cb; |
#ifdef OSD_GPS_BUTTON |
1999 |
priv->osd.data = data; |
/* below are osd specific functions which aren't used by osm-gps-map */ |
2000 |
|
/* but instead are to be used by the main application */ |
2001 |
|
void osm_gps_map_osd_enable_gps (OsmGpsMap *map, OsmGpsMapOsdCallback cb, |
2002 |
|
gpointer data) { |
2003 |
|
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
2004 |
|
g_return_if_fail (osd); |
2005 |
|
|
2006 |
|
osd->cb = cb; |
2007 |
|
osd->data = data; |
2008 |
|
|
2009 |
/* this may have changed the state of the gps button */ |
/* this may have changed the state of the gps button */ |
2010 |
/* we thus re-render the overlay */ |
/* we thus re-render the overlay */ |
2011 |
osm_gps_map_osd_render(priv); |
osd->render(osd); |
2012 |
|
|
2013 |
osm_gps_map_map_redraw_idle(map); |
osm_gps_map_redraw(map); |
2014 |
} |
} |
2015 |
#endif |
#endif |
2016 |
|
|
2017 |
|
osd_button_t |
2018 |
|
osm_gps_map_osd_check(OsmGpsMap *map, gint x, gint y) { |
2019 |
|
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
2020 |
|
g_return_val_if_fail (osd, OSD_NONE); |
2021 |
|
|
2022 |
|
return osd_check_int(osd, FALSE, TRUE, x, y); |
2023 |
|
} |