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Add support for variable-width dashes, make "Mapnik" style steps distinct
1 | /* |
2 | * Copyright (C) 2008 Till Harbaum <till@harbaum.org>. |
3 | * |
4 | * This file is part of OSM2Go. |
5 | * |
6 | * OSM2Go is free software: you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation, either version 3 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * OSM2Go is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with OSM2Go. If not, see <http://www.gnu.org/licenses/>. |
18 | */ |
19 | |
20 | #ifndef CANVAS_H |
21 | #define CANVAS_H |
22 | |
23 | typedef enum { CANVAS_GROUP_BG=0, CANVAS_GROUP_POLYGONS, |
24 | CANVAS_GROUP_TRACK, CANVAS_GROUP_GPS, |
25 | CANVAS_GROUP_WAYS_HL, CANVAS_GROUP_WAYS_OL, |
26 | CANVAS_GROUP_WAYS, CANVAS_GROUP_NODES_HL, CANVAS_GROUP_NODES, |
27 | CANVAS_GROUP_DRAW, CANVAS_GROUPS } canvas_group_t; |
28 | |
29 | #if defined(USE_GNOMECANVAS) |
30 | |
31 | #include <libgnomecanvas/libgnomecanvas.h> |
32 | |
33 | typedef GnomeCanvasItem canvas_item_t; |
34 | typedef GnomeCanvasPoints canvas_points_t; |
35 | typedef GtkWidget canvas_t; |
36 | |
37 | typedef gulong canvas_color_t; |
38 | #define CANVAS_COLOR(r,g,b,a) GNOME_CANVAS_COLOR_A(r,g,b,a) |
39 | |
40 | |
41 | #elif defined(USE_GOOCANVAS) |
42 | |
43 | #include <goocanvas.h> |
44 | |
45 | typedef GooCanvasItem canvas_item_t; |
46 | typedef GooCanvasPoints canvas_points_t; |
47 | typedef GtkWidget canvas_t; |
48 | |
49 | typedef gulong canvas_color_t; |
50 | |
51 | #define CANVAS_COLOR(r,g,b,a) ((((guint) (r) & 0xff) << 24) \ |
52 | | (((guint) (g) & 0xff) << 16) \ |
53 | | (((guint) (b) & 0xff) << 8) \ |
54 | | ((guint) (a) & 0xff)) |
55 | |
56 | |
57 | |
58 | #else |
59 | #error "No canvas type defined!" |
60 | #endif |
61 | |
62 | |
63 | |
64 | struct map_s; |
65 | canvas_item_t *canvas_circle_new(struct map_s *map, canvas_group_t group, |
66 | gint x, gint y, gint radius, gint border, |
67 | canvas_color_t fill_col, canvas_color_t border_col); |
68 | |
69 | void canvas_item_set_pos(canvas_item_t *item, lpos_t *lpos, gint radius); |
70 | |
71 | canvas_points_t *canvas_points_new(gint points); |
72 | void canvas_point_set_pos(canvas_points_t *points, gint index, lpos_t *lpos); |
73 | void canvas_points_free(canvas_points_t *points); |
74 | void canvas_item_set_points(canvas_item_t *item, canvas_points_t *points); |
75 | |
76 | canvas_item_t *canvas_polyline_new(struct map_s *map, canvas_group_t group, |
77 | canvas_points_t *points, gint width, canvas_color_t color); |
78 | |
79 | canvas_item_t *canvas_polygon_new(struct map_s *map, canvas_group_t group, |
80 | canvas_points_t *points, gint width, canvas_color_t color, |
81 | canvas_color_t fill); |
82 | |
83 | void canvas_window2world(canvas_t *canvas, gint x, gint y, gint *wx, gint *wy); |
84 | canvas_item_t *canvas_get_item_at(canvas_t *canvas, gint x, gint y); |
85 | |
86 | void canvas_item_set_zoom_max(canvas_item_t *item, float zoom_max); |
87 | |
88 | void canvas_item_set_dashed(canvas_item_t *item, gint line_width, gint dash_length); |
89 | |
90 | void canvas_item_to_bottom(canvas_item_t *item); |
91 | |
92 | void canvas_item_destroy(canvas_item_t *item); |
93 | |
94 | void canvas_item_set_user_data(canvas_item_t *item, void *data); |
95 | void *canvas_item_get_user_data(canvas_item_t *item); |
96 | |
97 | void canvas_item_destroy_connect(canvas_item_t *item, |
98 | GCallback c_handler, gpointer data); |
99 | |
100 | void canvas_set_zoom(canvas_t *canvas, double zoom); |
101 | |
102 | void canvas_get_scroll_offsets(canvas_t *canvas, gint *sx, gint *sy); |
103 | |
104 | void canvas_scroll_to(canvas_t *canvas, gint sx, gint sy); |
105 | |
106 | void canvas_set_bounds(canvas_t *canvas, gint minx, gint miny, |
107 | gint maxx, gint maxy); |
108 | |
109 | canvas_item_t *canvas_image_new(struct map_s *map, canvas_group_t group, |
110 | GdkPixbuf *pix, gint x, gint y, |
111 | float hscale, float vscale); |
112 | |
113 | void canvas_image_move(canvas_item_t *item, gint x, gint y, |
114 | float hscale, float vscale); |
115 | |
116 | gint canvas_item_get_segment(canvas_item_t *item, gint x, gint y); |
117 | void canvas_item_get_segment_pos(canvas_item_t *item, gint seg, |
118 | gint *x0, gint *y0, gint *x1, gint *y1); |
119 | |
120 | #endif // CANVAS_H |