21 |
#include <stdlib.h> // abs |
#include <stdlib.h> // abs |
22 |
#include <math.h> // M_PI |
#include <math.h> // M_PI |
23 |
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#define OSD_SOURCE_SEL |
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26 |
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#define OSD_Y (-10) |
27 |
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28 |
/* parameters that can be overwritten from the config file: */ |
/* parameters that can be overwritten from the config file: */ |
29 |
/* OSD_DIAMETER */ |
/* OSD_DIAMETER */ |
30 |
/* OSD_X, OSD_Y */ |
/* OSD_X, OSD_Y */ |
42 |
typedef struct { |
typedef struct { |
43 |
/* the offscreen representation of the OSD */ |
/* the offscreen representation of the OSD */ |
44 |
cairo_surface_t *overlay; |
cairo_surface_t *overlay; |
45 |
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46 |
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cairo_surface_t *map_source; |
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gboolean expanded; |
48 |
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gint shift, dir, count; |
49 |
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gint handler_id; |
50 |
} osd_priv_t; |
} osd_priv_t; |
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52 |
/* position and extent of bounding box */ |
/* position and extent of bounding box */ |
109 |
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110 |
/* create the cairo shape used for the zoom buttons */ |
/* create the cairo shape used for the zoom buttons */ |
111 |
static void |
static void |
112 |
osm_gps_map_osd_zoom_shape(cairo_t *cr, gint x, gint y) |
osd_zoom_shape(cairo_t *cr, gint x, gint y) |
113 |
{ |
{ |
114 |
cairo_move_to (cr, x+Z_LEFT, y+Z_TOP); |
cairo_move_to (cr, x+Z_LEFT, y+Z_TOP); |
115 |
cairo_line_to (cr, x+Z_RIGHT, y+Z_TOP); |
cairo_line_to (cr, x+Z_RIGHT, y+Z_TOP); |
118 |
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); |
119 |
} |
} |
120 |
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/* ------------------- color/shadow functions ----------------- */ |
122 |
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123 |
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#ifndef OSD_COLOR |
124 |
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/* if no color has been specified we just use the gdks default colors */ |
125 |
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static void |
126 |
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osd_labels(cairo_t *cr, gint width, gboolean enabled, |
127 |
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GdkColor *fg, GdkColor *disabled) { |
128 |
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if(enabled) gdk_cairo_set_source_color(cr, fg); |
129 |
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else gdk_cairo_set_source_color(cr, disabled); |
130 |
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cairo_set_line_width (cr, width); |
131 |
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cairo_stroke (cr); |
132 |
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} |
133 |
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#else |
134 |
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static void |
135 |
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osd_labels(cairo_t *cr, gint width, gboolean enabled) { |
136 |
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if(enabled) cairo_set_source_rgb (cr, OSD_COLOR); |
137 |
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else cairo_set_source_rgb (cr, OSD_COLOR_DISABLED); |
138 |
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cairo_set_line_width (cr, width); |
139 |
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cairo_stroke (cr); |
140 |
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} |
141 |
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#endif |
142 |
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143 |
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#ifdef OSD_SHADOW_ENABLE |
144 |
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static void |
145 |
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osd_labels_shadow(cairo_t *cr, gint width, gboolean enabled) { |
146 |
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cairo_set_source_rgba (cr, 0, 0, 0, enabled?0.3:0.15); |
147 |
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cairo_set_line_width (cr, width); |
148 |
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cairo_stroke (cr); |
149 |
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} |
150 |
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#endif |
151 |
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152 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
153 |
/* create the cairo shape used for the dpad */ |
/* create the cairo shape used for the dpad */ |
154 |
static void |
static void |
155 |
osm_gps_map_osd_dpad_shape(cairo_t *cr, gint x, gint y) |
osd_dpad_shape(cairo_t *cr, gint x, gint y) |
156 |
{ |
{ |
157 |
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); |
158 |
} |
} |
159 |
#endif |
#endif |
160 |
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161 |
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#ifdef OSD_SHADOW_ENABLE |
162 |
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static void |
163 |
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osd_shape_shadow(cairo_t *cr) { |
164 |
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cairo_set_source_rgba (cr, 0, 0, 0, 0.2); |
165 |
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cairo_fill (cr); |
166 |
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cairo_stroke (cr); |
167 |
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} |
168 |
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#endif |
169 |
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170 |
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#ifndef OSD_COLOR |
171 |
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/* if no color has been specified we just use the gdks default colors */ |
172 |
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static void |
173 |
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osd_shape(cairo_t *cr, GdkColor *bg, GdkColor *fg) { |
174 |
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gdk_cairo_set_source_color(cr, bg); |
175 |
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cairo_fill_preserve (cr); |
176 |
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gdk_cairo_set_source_color(cr, fg); |
177 |
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cairo_set_line_width (cr, 1); |
178 |
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cairo_stroke (cr); |
179 |
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} |
180 |
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#else |
181 |
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static void |
182 |
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osd_shape(cairo_t *cr) { |
183 |
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cairo_set_source_rgb (cr, OSD_COLOR_BG); |
184 |
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cairo_fill_preserve (cr); |
185 |
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cairo_set_source_rgb (cr, OSD_COLOR); |
186 |
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cairo_set_line_width (cr, 1); |
187 |
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cairo_stroke (cr); |
188 |
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} |
189 |
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#endif |
190 |
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191 |
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192 |
static gboolean |
static gboolean |
193 |
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) |
194 |
{ |
{ |
198 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
199 |
/* check whether x/y is within the dpad */ |
/* check whether x/y is within the dpad */ |
200 |
static osd_button_t |
static osd_button_t |
201 |
osm_gps_map_osd_check_dpad(gint x, gint y) |
osd_check_dpad(gint x, gint y) |
202 |
{ |
{ |
203 |
/* within entire dpad circle */ |
/* within entire dpad circle */ |
204 |
if( osm_gps_map_in_circle(x, y, D_RAD, D_RAD, D_RAD)) |
if( osm_gps_map_in_circle(x, y, D_RAD, D_RAD, D_RAD)) |
233 |
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234 |
/* check whether x/y is within the zoom pads */ |
/* check whether x/y is within the zoom pads */ |
235 |
static osd_button_t |
static osd_button_t |
236 |
osm_gps_map_osd_check_zoom(gint x, gint y) { |
osd_check_zoom(gint x, gint y) { |
237 |
if( x > 0 && x < OSD_W && y > Z_TOP && y < Z_BOT) { |
if( x > 0 && x < OSD_W && y > Z_TOP && y < Z_BOT) { |
238 |
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239 |
/* within circle around (-) label */ |
/* within circle around (-) label */ |
262 |
return OSD_NONE; |
return OSD_NONE; |
263 |
} |
} |
264 |
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265 |
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/* place source selection at right border */ |
266 |
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#define OSD_S_RAD (Z_RAD) |
267 |
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#define OSD_S_X (-OSD_X) |
268 |
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#define OSD_S_Y (OSD_Y) |
269 |
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#define OSD_S_PW (2 * Z_RAD) |
270 |
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#define OSD_S_W (OSD_S_PW) |
271 |
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#define OSD_S_PH (2 * Z_RAD) |
272 |
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#define OSD_S_H (OSD_S_PH + OSD_SHADOW) |
273 |
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274 |
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/* size of usable area when exapnded */ |
275 |
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#define OSD_S_AREA_W (200) |
276 |
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#define OSD_S_AREA_H (200) |
277 |
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#define OSD_S_EXP_W (OSD_S_PW + OSD_S_AREA_W + OSD_SHADOW) |
278 |
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#define OSD_S_EXP_H (OSD_S_AREA_H + OSD_SHADOW) |
279 |
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280 |
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/* internal value to draw the arrow on the "puller" */ |
281 |
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#define OSD_S_D0 (OSD_S_RAD/2) |
282 |
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283 |
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static void |
284 |
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osd_source_shape(osd_priv_t *priv, cairo_t *cr, gint x, gint y) { |
285 |
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if(!priv->expanded) { |
286 |
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/* just draw the puller */ |
287 |
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cairo_move_to (cr, x + OSD_S_PW, y + OSD_S_PH); |
288 |
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cairo_arc (cr, x+OSD_S_RAD, y+OSD_S_RAD, OSD_S_RAD, M_PI/2, -M_PI/2); |
289 |
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cairo_line_to (cr, x + OSD_S_PW, y); |
290 |
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} else { |
291 |
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/* draw the puller and the area itself */ |
292 |
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cairo_move_to (cr, x + OSD_S_PW + OSD_S_AREA_W, y + OSD_S_AREA_H); |
293 |
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cairo_line_to (cr, x + OSD_S_PW, y + OSD_S_AREA_H); |
294 |
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if(OSD_S_Y > 0) { |
295 |
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cairo_line_to (cr, x + OSD_S_PW, y + OSD_S_PH); |
296 |
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cairo_arc (cr, x+OSD_S_RAD, y+OSD_S_RAD, OSD_S_RAD, M_PI/2, -M_PI/2); |
297 |
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} else { |
298 |
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cairo_arc (cr, x+OSD_S_RAD, y+OSD_S_AREA_H-OSD_S_RAD, OSD_S_RAD, M_PI/2, -M_PI/2); |
299 |
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cairo_line_to (cr, x + OSD_S_PW, y + OSD_S_AREA_H - OSD_S_PH); |
300 |
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cairo_line_to (cr, x + OSD_S_PW, y); |
301 |
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} |
302 |
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cairo_line_to (cr, x + OSD_S_PW + OSD_S_AREA_W, y); |
303 |
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cairo_close_path (cr); |
304 |
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} |
305 |
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} |
306 |
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307 |
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static void |
308 |
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osd_source_content(osd_priv_t *priv, cairo_t *cr, gint x, gint y) { |
309 |
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y += OSD_S_RAD - OSD_S_D0; |
310 |
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311 |
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if(!priv->expanded) { |
312 |
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/* draw the "puller" open (<) arrow */ |
313 |
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cairo_move_to (cr, x + OSD_S_RAD + OSD_S_D0/2, y); |
314 |
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cairo_rel_line_to (cr, -OSD_S_D0, +OSD_S_D0); |
315 |
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cairo_rel_line_to (cr, +OSD_S_D0, +OSD_S_D0); |
316 |
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} else { |
317 |
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if(OSD_S_Y < 0) |
318 |
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y += OSD_S_AREA_H - OSD_S_PH; |
319 |
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320 |
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/* draw the "puller" close (>) arrow */ |
321 |
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cairo_move_to (cr, x + OSD_S_RAD - OSD_S_D0/2, y); |
322 |
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cairo_rel_line_to (cr, +OSD_S_D0, +OSD_S_D0); |
323 |
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cairo_rel_line_to (cr, -OSD_S_D0, +OSD_S_D0); |
324 |
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} |
325 |
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} |
326 |
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327 |
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static void |
328 |
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osd_render_source_sel(osm_gps_map_osd_t *osd) { |
329 |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
330 |
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331 |
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#ifndef OSD_COLOR |
332 |
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GdkColor bg = GTK_WIDGET(osd->widget)->style->bg[GTK_STATE_NORMAL]; |
333 |
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GdkColor fg = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_NORMAL]; |
334 |
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GdkColor da = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_INSENSITIVE]; |
335 |
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#endif |
336 |
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337 |
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/* draw source selector */ |
338 |
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cairo_t *cr = cairo_create(priv->map_source); |
339 |
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cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
340 |
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cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
341 |
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cairo_paint(cr); |
342 |
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cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
343 |
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344 |
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#ifdef OSD_SHADOW_ENABLE |
345 |
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osd_source_shape(priv, cr, 1+OSD_SHADOW, 1+OSD_SHADOW); |
346 |
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osd_shape_shadow(cr); |
347 |
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#endif |
348 |
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349 |
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osd_source_shape(priv, cr, 1, 1); |
350 |
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#ifndef OSD_COLOR |
351 |
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osd_shape(cr, &bg, &fg); |
352 |
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#else |
353 |
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osd_shape(cr); |
354 |
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#endif |
355 |
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356 |
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#ifdef OSD_SHADOW_ENABLE |
357 |
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osd_source_content(priv, cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
358 |
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osd_labels_shadow(cr, Z_RAD/3, TRUE); |
359 |
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#endif |
360 |
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osd_source_content(priv, cr, 1, 1); |
361 |
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#ifndef OSD_COLOR |
362 |
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osd_labels(cr, Z_RAD/3, TRUE, &fg, &da); |
363 |
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#else |
364 |
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osd_labels(cr, Z_RAD/3, TRUE); |
365 |
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#endif |
366 |
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367 |
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cairo_destroy(cr); |
368 |
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} |
369 |
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370 |
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static void |
371 |
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osd_source_reallocate(osm_gps_map_osd_t *osd) { |
372 |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
373 |
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374 |
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/* re-allocate offscreen bitmap */ |
375 |
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g_assert (priv->map_source); |
376 |
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cairo_surface_destroy(priv->map_source); |
377 |
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378 |
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int w = OSD_S_W, h = OSD_S_H; |
379 |
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if(priv->expanded) { |
380 |
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w = OSD_S_EXP_W; |
381 |
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h = OSD_S_EXP_H; |
382 |
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} |
383 |
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384 |
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priv->map_source = |
385 |
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cairo_image_surface_create(CAIRO_FORMAT_ARGB32, w+2, h+2); |
386 |
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387 |
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osd_render_source_sel(osd); |
388 |
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389 |
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} |
390 |
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391 |
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#define OSD_HZ 15 |
392 |
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#define OSD_TIME 1000 |
393 |
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394 |
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static gboolean osd_source_animate(gpointer data) { |
395 |
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osm_gps_map_osd_t *osd = (osm_gps_map_osd_t*)data; |
396 |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
397 |
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int diff = OSD_S_EXP_W - OSD_S_W - OSD_S_X; |
398 |
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gboolean done = FALSE; |
399 |
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priv->count += priv->dir; |
400 |
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|
401 |
|
/* shifting in */ |
402 |
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if(priv->dir < 0) { |
403 |
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if(priv->count <= 0) { |
404 |
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priv->count = 0; |
405 |
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done = TRUE; |
406 |
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} |
407 |
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} else { |
408 |
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if(priv->count >= 1000) { |
409 |
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priv->expanded = FALSE; |
410 |
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osd_source_reallocate(osd); |
411 |
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412 |
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priv->count = 1000; |
413 |
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done = TRUE; |
414 |
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} |
415 |
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} |
416 |
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417 |
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418 |
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/* count runs linearly from 0 to 1000, map this nicely onto a position */ |
419 |
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|
420 |
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/* simple linear mapping */ |
421 |
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// priv->shift = (osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X) + |
422 |
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// (diff * priv->count)/1000; |
423 |
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|
424 |
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/* nicer sinoid mapping */ |
425 |
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float m = 0.5-cos(priv->count * M_PI / 1000.0)/2; |
426 |
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priv->shift = (osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X) + |
427 |
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m * diff; |
428 |
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|
429 |
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osm_gps_map_repaint(OSM_GPS_MAP(osd->widget)); |
430 |
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431 |
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if(done) |
432 |
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priv->handler_id = 0; |
433 |
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434 |
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return !done; |
435 |
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} |
436 |
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437 |
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/* switch between expand and collapse mode of source selection */ |
438 |
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static void |
439 |
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osd_source_toggle(osm_gps_map_osd_t *osd) |
440 |
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{ |
441 |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
442 |
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|
443 |
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/* ignore clicks while animation is running */ |
444 |
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if(priv->handler_id) |
445 |
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return; |
446 |
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|
447 |
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/* expand immediately, collapse is handle at the end of the collapse animation */ |
448 |
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if(!priv->expanded) { |
449 |
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priv->expanded = TRUE; |
450 |
|
osd_source_reallocate(osd); |
451 |
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|
452 |
|
priv->count = 1000; |
453 |
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priv->shift = osd->widget->allocation.width - OSD_S_W; |
454 |
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priv->dir = -1000/OSD_HZ; |
455 |
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} else { |
456 |
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priv->count = 0; |
457 |
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priv->shift = osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X; |
458 |
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priv->dir = +1000/OSD_HZ; |
459 |
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} |
460 |
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461 |
|
priv->handler_id = gtk_timeout_add(OSD_TIME/OSD_HZ, osd_source_animate, osd); |
462 |
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} |
463 |
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|
464 |
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static osd_button_t |
465 |
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osd_source_check(osm_gps_map_osd_t *osd, gint x, gint y) { |
466 |
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osd_priv_t *priv = (osd_priv_t*)osd->priv; |
467 |
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|
468 |
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if(!priv->expanded) |
469 |
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x -= osd->widget->allocation.width - OSD_S_W; |
470 |
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else |
471 |
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x -= osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X; |
472 |
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|
473 |
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if(OSD_S_Y > 0) |
474 |
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y -= OSD_S_Y; |
475 |
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else |
476 |
|
y -= osd->widget->allocation.height - OSD_S_PH + OSD_S_Y; |
477 |
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|
478 |
|
/* within square around puller? */ |
479 |
|
if(y > 0 && y < OSD_S_PH && x > 0 && x < OSD_S_PW) { |
480 |
|
/* really within puller shape? */ |
481 |
|
if(x > Z_RAD || osm_gps_map_in_circle(x, y, Z_RAD, Z_RAD, Z_RAD)) { |
482 |
|
/* expand source selector */ |
483 |
|
osd_source_toggle(osd); |
484 |
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|
485 |
|
/* tell upper layers that user clicked some background element */ |
486 |
|
/* of the OSD */ |
487 |
|
return OSD_BG; |
488 |
|
} |
489 |
|
} |
490 |
|
return OSD_NONE; |
491 |
|
} |
492 |
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|
493 |
static osd_button_t |
static osd_button_t |
494 |
osm_gps_map_osd_check(osm_gps_map_osd_t *osd, gint x, gint y) { |
osd_check(osm_gps_map_osd_t *osd, gint x, gint y) { |
495 |
osd_button_t but = OSD_NONE; |
osd_button_t but = OSD_NONE; |
496 |
|
|
497 |
|
#ifdef OSD_SOURCE_SEL |
498 |
|
/* the source selection area is handles internally */ |
499 |
|
but = osd_source_check(osd, x, y); |
500 |
|
if(but != OSD_NONE) |
501 |
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return but; |
502 |
|
#endif |
503 |
|
|
504 |
x -= OSD_X; |
x -= OSD_X; |
505 |
y -= OSD_Y; |
y -= OSD_Y; |
506 |
|
|
514 |
/* this is just to avoid an unnecessary detailed test */ |
/* this is just to avoid an unnecessary detailed test */ |
515 |
if(x > 0 && x < OSD_W && y > 0 && y < OSD_H) { |
if(x > 0 && x < OSD_W && y > 0 && y < OSD_H) { |
516 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
517 |
but = osm_gps_map_osd_check_dpad(x, y); |
but = osd_check_dpad(x, y); |
518 |
#endif |
#endif |
519 |
|
|
520 |
if(but == OSD_NONE) |
if(but == OSD_NONE) |
521 |
but = osm_gps_map_osd_check_zoom(x, y); |
but = osd_check_zoom(x, y); |
522 |
} |
} |
523 |
|
|
524 |
return but; |
return but; |
525 |
} |
} |
526 |
|
|
|
#ifdef OSD_SHADOW_ENABLE |
|
|
static void |
|
|
osm_gps_map_osd_shape_shadow(cairo_t *cr) { |
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 0.2); |
|
|
cairo_fill (cr); |
|
|
cairo_stroke (cr); |
|
|
} |
|
|
#endif |
|
|
|
|
|
#ifndef OSD_COLOR |
|
|
/* if no color has been specified we just use the gdks default colors */ |
|
|
static void |
|
|
osm_gps_map_osd_shape(cairo_t *cr, GdkColor *bg, GdkColor *fg) { |
|
|
gdk_cairo_set_source_color(cr, bg); |
|
|
cairo_fill_preserve (cr); |
|
|
gdk_cairo_set_source_color(cr, fg); |
|
|
cairo_set_line_width (cr, 1); |
|
|
cairo_stroke (cr); |
|
|
} |
|
|
#else |
|
|
static void |
|
|
osm_gps_map_osd_shape(cairo_t *cr) { |
|
|
cairo_set_source_rgb (cr, OSD_COLOR_BG); |
|
|
cairo_fill_preserve (cr); |
|
|
cairo_set_source_rgb (cr, OSD_COLOR); |
|
|
cairo_set_line_width (cr, 1); |
|
|
cairo_stroke (cr); |
|
|
} |
|
|
#endif |
|
|
|
|
527 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
528 |
static void |
static void |
529 |
osm_gps_map_osd_dpad_labels(cairo_t *cr, gint x, gint y) { |
osd_dpad_labels(cairo_t *cr, gint x, gint y) { |
530 |
/* move reference to dpad center */ |
/* move reference to dpad center */ |
531 |
x += D_RAD; |
x += D_RAD; |
532 |
y += D_RAD; |
y += D_RAD; |
561 |
/* this is either drawn in the center of the dpad (if present) */ |
/* this is either drawn in the center of the dpad (if present) */ |
562 |
/* or in the middle of the zoom area */ |
/* or in the middle of the zoom area */ |
563 |
static void |
static void |
564 |
osm_gps_map_osd_dpad_gps(cairo_t *cr, gint x, gint y) { |
osd_dpad_gps(cairo_t *cr, gint x, gint y) { |
565 |
/* move reference to dpad center */ |
/* move reference to dpad center */ |
566 |
x += (1-Z_GPS) * D_RAD + Z_GPS * Z_RAD * 3; |
x += (1-Z_GPS) * D_RAD + Z_GPS * Z_RAD * 3; |
567 |
y += (1-Z_GPS) * D_RAD + Z_GPS * Z_RAD + GPS_V0; |
y += (1-Z_GPS) * D_RAD + Z_GPS * Z_RAD + GPS_V0; |
584 |
#define Z_LEN (2*Z_RAD/3) |
#define Z_LEN (2*Z_RAD/3) |
585 |
|
|
586 |
static void |
static void |
587 |
osm_gps_map_osd_zoom_labels(cairo_t *cr, gint x, gint y) { |
osd_zoom_labels(cairo_t *cr, gint x, gint y) { |
588 |
cairo_move_to (cr, x + Z_LEFT - Z_LEN, y + Z_MID); |
cairo_move_to (cr, x + Z_LEFT - Z_LEN, y + Z_MID); |
589 |
cairo_line_to (cr, x + Z_LEFT + Z_LEN, y + Z_MID); |
cairo_line_to (cr, x + Z_LEFT + Z_LEN, y + Z_MID); |
590 |
|
|
594 |
cairo_line_to (cr, x + Z_RIGHT + Z_LEN, y + Z_MID); |
cairo_line_to (cr, x + Z_RIGHT + Z_LEN, y + Z_MID); |
595 |
} |
} |
596 |
|
|
|
#ifndef OSD_COLOR |
|
|
/* if no color has been specified we just use the gdks default colors */ |
|
|
static void |
|
|
osm_gps_map_osd_labels(cairo_t *cr, gint width, gboolean enabled, |
|
|
GdkColor *fg, GdkColor *disabled) { |
|
|
if(enabled) gdk_cairo_set_source_color(cr, fg); |
|
|
else gdk_cairo_set_source_color(cr, disabled); |
|
|
cairo_set_line_width (cr, width); |
|
|
cairo_stroke (cr); |
|
|
} |
|
|
#else |
|
597 |
static void |
static void |
598 |
osm_gps_map_osd_labels(cairo_t *cr, gint width, gboolean enabled) { |
osd_render(osm_gps_map_osd_t *osd) { |
|
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); |
|
|
} |
|
|
#endif |
|
|
|
|
|
#ifdef OSD_SHADOW_ENABLE |
|
|
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); |
|
|
} |
|
|
#endif |
|
|
|
|
|
static void |
|
|
osm_gps_map_osd_render(osm_gps_map_osd_t *osd) { |
|
599 |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
600 |
|
|
|
/* first fill with transparency */ |
|
|
cairo_t *cr = cairo_create(priv->overlay); |
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
|
|
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
|
|
cairo_paint(cr); |
|
|
|
|
601 |
#ifndef OSD_COLOR |
#ifndef OSD_COLOR |
602 |
GdkColor bg = GTK_WIDGET(osd->widget)->style->bg[GTK_STATE_NORMAL]; |
GdkColor bg = GTK_WIDGET(osd->widget)->style->bg[GTK_STATE_NORMAL]; |
603 |
GdkColor fg = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_NORMAL]; |
GdkColor fg = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_NORMAL]; |
604 |
GdkColor da = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_INSENSITIVE]; |
GdkColor da = GTK_WIDGET(osd->widget)->style->fg[GTK_STATE_INSENSITIVE]; |
605 |
#endif |
#endif |
606 |
|
|
607 |
|
/* first fill with transparency */ |
608 |
|
cairo_t *cr = cairo_create(priv->overlay); |
609 |
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
610 |
|
cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); |
611 |
|
cairo_paint(cr); |
612 |
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
613 |
|
|
614 |
/* --------- draw zoom and dpad shape shadow ----------- */ |
/* --------- draw zoom and dpad shape shadow ----------- */ |
|
gint x = 0, y = 0; |
|
|
|
|
615 |
#ifdef OSD_SHADOW_ENABLE |
#ifdef OSD_SHADOW_ENABLE |
616 |
osm_gps_map_osd_zoom_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW); |
osd_zoom_shape(cr, 1+OSD_SHADOW, 1+OSD_SHADOW); |
617 |
osm_gps_map_osd_shape_shadow(cr); |
osd_shape_shadow(cr); |
618 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
619 |
osm_gps_map_osd_dpad_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW); |
osd_dpad_shape(cr, 1+OSD_SHADOW, 1+OSD_SHADOW); |
620 |
osm_gps_map_osd_shape_shadow(cr); |
osd_shape_shadow(cr); |
621 |
#endif |
#endif |
622 |
#endif |
#endif |
623 |
|
|
624 |
/* --------- draw zoom and dpad shape ----------- */ |
/* --------- draw zoom and dpad shape ----------- */ |
625 |
|
|
626 |
osm_gps_map_osd_zoom_shape(cr, x, y); |
osd_zoom_shape(cr, 1, 1); |
627 |
#ifndef OSD_COLOR |
#ifndef OSD_COLOR |
628 |
osm_gps_map_osd_shape(cr, &bg, &fg); |
osd_shape(cr, &bg, &fg); |
629 |
#else |
#else |
630 |
osm_gps_map_osd_shape(cr); |
osd_shape(cr); |
631 |
#endif |
#endif |
632 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
633 |
osm_gps_map_osd_dpad_shape(cr, x, y); |
osd_dpad_shape(cr, 1, 1); |
634 |
#ifndef OSD_COLOR |
#ifndef OSD_COLOR |
635 |
osm_gps_map_osd_shape(cr, &bg, &fg); |
osd_shape(cr, &bg, &fg); |
636 |
#else |
#else |
637 |
osm_gps_map_osd_shape(cr); |
osd_shape(cr); |
638 |
#endif |
#endif |
639 |
#endif |
#endif |
640 |
|
|
641 |
/* --------- draw zoom and dpad labels --------- */ |
/* --------- draw zoom and dpad labels --------- */ |
642 |
|
|
643 |
#ifdef OSD_SHADOW_ENABLE |
#ifdef OSD_SHADOW_ENABLE |
644 |
osm_gps_map_osd_zoom_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
osd_zoom_labels(cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
645 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
646 |
osm_gps_map_osd_dpad_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
osd_dpad_labels(cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
647 |
#endif |
#endif |
648 |
osm_gps_map_osd_labels_shadow(cr, Z_RAD/3, TRUE); |
osd_labels_shadow(cr, Z_RAD/3, TRUE); |
649 |
#ifdef OSD_GPS_BUTTON |
#ifdef OSD_GPS_BUTTON |
650 |
osm_gps_map_osd_dpad_gps(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
osd_dpad_gps(cr, 1+OSD_LBL_SHADOW, 1+OSD_LBL_SHADOW); |
651 |
osm_gps_map_osd_labels_shadow(cr, Z_RAD/6, osd->cb != NULL); |
osd_labels_shadow(cr, Z_RAD/6, osd->cb != NULL); |
652 |
#endif |
#endif |
653 |
#endif |
#endif |
654 |
|
|
655 |
osm_gps_map_osd_zoom_labels(cr, x, y); |
osd_zoom_labels(cr, 1, 1); |
656 |
#ifndef OSD_NO_DPAD |
#ifndef OSD_NO_DPAD |
657 |
osm_gps_map_osd_dpad_labels(cr, x, y); |
osd_dpad_labels(cr, 1, 1); |
658 |
#endif |
#endif |
659 |
#ifndef OSD_COLOR |
#ifndef OSD_COLOR |
660 |
osm_gps_map_osd_labels(cr, Z_RAD/3, TRUE, &fg, &da); |
osd_labels(cr, Z_RAD/3, TRUE, &fg, &da); |
661 |
#else |
#else |
662 |
osm_gps_map_osd_labels(cr, Z_RAD/3, TRUE); |
osd_labels(cr, Z_RAD/3, TRUE); |
663 |
#endif |
#endif |
664 |
#ifdef OSD_GPS_BUTTON |
#ifdef OSD_GPS_BUTTON |
665 |
osm_gps_map_osd_dpad_gps(cr, x, y); |
osd_dpad_gps(cr, 1, 1); |
666 |
#ifndef OSD_COLOR |
#ifndef OSD_COLOR |
667 |
osm_gps_map_osd_labels(cr, Z_RAD/6, osd->cb != NULL, &fg, &da); |
osd_labels(cr, Z_RAD/6, osd->cb != NULL, &fg, &da); |
668 |
#else |
#else |
669 |
osm_gps_map_osd_labels(cr, Z_RAD/6, osd->cb != NULL); |
osd_labels(cr, Z_RAD/6, osd->cb != NULL); |
670 |
#endif |
#endif |
671 |
#endif |
#endif |
672 |
|
|
673 |
cairo_destroy(cr); |
cairo_destroy(cr); |
674 |
|
|
675 |
|
osd_render_source_sel(osd); |
676 |
} |
} |
677 |
|
|
678 |
static void |
static void |
679 |
osm_gps_map_osd_draw(osm_gps_map_osd_t *osd, GdkDrawable *drawable) |
osd_draw(osm_gps_map_osd_t *osd, GdkDrawable *drawable) |
680 |
{ |
{ |
681 |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
osd_priv_t *priv = (osd_priv_t*)osd->priv; |
682 |
|
|
685 |
if(!priv->overlay) { |
if(!priv->overlay) { |
686 |
/* create overlay ... */ |
/* create overlay ... */ |
687 |
priv->overlay = |
priv->overlay = |
688 |
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, OSD_W, OSD_H); |
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, OSD_W+2, OSD_H+2); |
689 |
|
|
690 |
|
/* the initial OSD state is alway not-expanded */ |
691 |
|
priv->map_source = |
692 |
|
cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
693 |
|
OSD_S_W+2, OSD_S_H+2); |
694 |
|
|
695 |
/* ... and render it */ |
/* ... and render it */ |
696 |
osm_gps_map_osd_render(osd); |
osd_render(osd); |
697 |
} |
} |
698 |
|
|
699 |
// now draw this onto the original context |
// now draw this onto the original context |
708 |
|
|
709 |
cairo_set_source_surface(cr, priv->overlay, x, y); |
cairo_set_source_surface(cr, priv->overlay, x, y); |
710 |
cairo_paint(cr); |
cairo_paint(cr); |
711 |
|
|
712 |
|
#ifdef OSD_SOURCE_SEL |
713 |
|
if(!priv->handler_id) { |
714 |
|
/* the OSD source selection is not being animated */ |
715 |
|
if(!priv->expanded) |
716 |
|
x = osd->widget->allocation.width - OSD_S_W; |
717 |
|
else |
718 |
|
x = osd->widget->allocation.width - OSD_S_EXP_W + OSD_S_X; |
719 |
|
} else |
720 |
|
x = priv->shift; |
721 |
|
|
722 |
|
y = OSD_S_Y; |
723 |
|
if(OSD_S_Y < 0) { |
724 |
|
if(!priv->expanded) |
725 |
|
y = osd->widget->allocation.height - OSD_S_H + OSD_S_Y; |
726 |
|
else |
727 |
|
y = osd->widget->allocation.height - OSD_S_EXP_H + OSD_S_Y; |
728 |
|
} |
729 |
|
|
730 |
|
cairo_set_source_surface(cr, priv->map_source, x, y); |
731 |
|
cairo_paint(cr); |
732 |
|
#endif |
733 |
|
|
734 |
cairo_destroy(cr); |
cairo_destroy(cr); |
735 |
} |
} |
736 |
|
|
737 |
static void |
static void |
738 |
osm_gps_map_osd_free(osm_gps_map_osd_t *osd) |
osd_free(osm_gps_map_osd_t *osd) |
739 |
{ |
{ |
740 |
osd_priv_t *priv = (osd_priv_t *)(osd->priv); |
osd_priv_t *priv = (osd_priv_t *)(osd->priv); |
741 |
|
|
742 |
|
if(priv->handler_id) |
743 |
|
gtk_timeout_remove(priv->handler_id); |
744 |
|
|
745 |
if (priv->overlay) |
if (priv->overlay) |
746 |
cairo_surface_destroy(priv->overlay); |
cairo_surface_destroy(priv->overlay); |
747 |
|
|
748 |
|
if (priv->map_source) |
749 |
|
cairo_surface_destroy(priv->map_source); |
750 |
|
|
751 |
g_free(priv); |
g_free(priv); |
752 |
} |
} |
753 |
|
|
754 |
static osm_gps_map_osd_t osd_classic = { |
static osm_gps_map_osd_t osd_classic = { |
755 |
.draw = osm_gps_map_osd_draw, |
.draw = osd_draw, |
756 |
.check = osm_gps_map_osd_check, |
.check = osd_check, |
757 |
.render = osm_gps_map_osd_render, |
.render = osd_render, |
758 |
.free = osm_gps_map_osd_free, |
.free = osd_free, |
759 |
|
|
760 |
.cb = NULL, |
.cb = NULL, |
761 |
.data = NULL, |
.data = NULL, |
780 |
void osm_gps_map_osd_enable_gps (OsmGpsMap *map, OsmGpsMapOsdCallback cb, |
void osm_gps_map_osd_enable_gps (OsmGpsMap *map, OsmGpsMapOsdCallback cb, |
781 |
gpointer data) { |
gpointer data) { |
782 |
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
|
|
|
783 |
g_return_if_fail (osd); |
g_return_if_fail (osd); |
784 |
|
|
785 |
osd->cb = cb; |
osd->cb = cb; |
792 |
osm_gps_map_redraw(map); |
osm_gps_map_redraw(map); |
793 |
} |
} |
794 |
#endif |
#endif |
795 |
|
|
796 |
|
osd_button_t |
797 |
|
osm_gps_map_osd_check(OsmGpsMap *map, gint x, gint y) { |
798 |
|
osm_gps_map_osd_t *osd = osm_gps_map_osd_get(map); |
799 |
|
g_return_val_if_fail (osd, OSD_NONE); |
800 |
|
|
801 |
|
return osd_check(osd, x, y); |
802 |
|
} |