/[zanavi_public1]/navit/navit/graphics.h
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Revision 40 - (hide annotations) (download)
Wed Mar 4 14:00:54 2015 UTC (4 years, 7 months ago) by zoff99
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new market version, lots of fixes
1 zoff99 2 /**
2     * Navit, a modular navigation system.
3     * Copyright (C) 2005-2008 Navit Team
4     *
5     * This program is free software; you can redistribute it and/or
6     * modify it under the terms of the GNU Library General Public License
7     * version 2 as published by the Free Software Foundation.
8     *
9     * This program is distributed in the hope that it will be useful,
10     * but WITHOUT ANY WARRANTY; without even the implied warranty of
11     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12     * GNU Library General Public License for more details.
13     *
14     * You should have received a copy of the GNU Library General Public
15     * License along with this program; if not, write to the
16     * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17     * Boston, MA 02110-1301, USA.
18     */
19    
20     #ifndef NAVIT_GRAPHICS_H
21     #define NAVIT_GRAPHICS_H
22    
23     #ifdef __cplusplus
24 zoff99 27 extern "C"
25     {
26 zoff99 2 #endif
27     struct attr;
28     struct point;
29     struct container;
30     struct color;
31     struct graphics;
32     struct graphics_gc;
33     struct graphics_font;
34     struct graphics_image;
35     struct transformation;
36     struct display_list;
37     struct mapset;
38    
39 zoff99 27 enum draw_mode_num
40     {
41 zoff99 30 draw_mode_begin, // 0
42     draw_mode_begin_clear, // 1
43     draw_mode_end, // 2
44     draw_mode_cursor, // 3
45 zoff99 40 draw_mode_end_lazy // 4
46 zoff99 2 };
47    
48 zoff99 27 #include "item.h"
49    
50     struct display_context
51     {
52     struct graphics *gra;
53     struct element *e;
54     struct graphics_gc *gc;
55     struct graphics_gc *gc_background;
56     struct graphics_image *img;
57     enum projection pro;
58     int mindist;
59     struct transformation *trans;
60     enum item_type type;
61     int maxlen;
62     };
63    
64     //#define HASH_SIZE_GRAPHICS_ 1024
65     #define HASH_SIZE_GRAPHICS_ 2048 // inc. hash size for layer items
66     struct hash_entry
67     {
68     enum item_type type;
69     struct displayitem *di;
70     };
71    
72     struct displaylist
73     {
74     int busy;
75     int workload;
76     struct callback *cb;
77     struct layout *layout, *layout_hashed;
78     struct display_context dc;
79     int order, order_hashed, max_offset;
80     struct mapset *ms;
81     struct mapset_handle *msh;
82     struct map *m;
83     int conv;
84     struct map_selection *sel;
85     struct map_rect *mr;
86     struct callback *idle_cb;
87     struct event_idle *idle_ev;
88     unsigned int seq;
89     struct hash_entry hash_entries[HASH_SIZE_GRAPHICS_];
90     };
91    
92 zoff99 2 struct graphics_priv;
93     struct graphics_font_priv;
94     struct graphics_image_priv;
95     struct graphics_gc_priv;
96     struct graphics_font_methods;
97     struct graphics_gc_methods;
98     struct graphics_image_methods;
99    
100 zoff99 27 struct graphics_methods
101     {
102 zoff99 2 void (*graphics_destroy)(struct graphics_priv *gr);
103     void (*draw_mode)(struct graphics_priv *gr, enum draw_mode_num mode);
104 zoff99 31 void (*draw_lines)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count);
105     void (*draw_lines2)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count, int order, int oneway);
106 zoff99 40 void (*draw_lines3)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count, int order, int width, int dashes, struct color *c, int clinedrawing_mode_active, int with_end);
107     void (*draw_lines4)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count, int order, int width, int type, int dashes, struct color *c, int with_end);
108 zoff99 31 void (*draw_lines_dashed)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count, int order, int oneway);
109     void (*draw_polygon)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count);
110     void (*draw_polygon2)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count, int order, int oneway);
111     void (*draw_rectangle)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int w, int h);
112     void (*draw_circle)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int r);
113     void (*draw_text)(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct graphics_gc_priv *bg, struct graphics_font_priv *font, char *text, struct point *p, int dx, int dy);
114     void (*draw_image)(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, struct graphics_image_priv *img);
115     void (*draw_bigmap)(struct graphics_priv *gr, struct graphics_gc_priv *fg, int yaw, int order, float clat, float clng, int x, int y, int scx, int scy, int px, int py, int valid);
116 zoff99 27 void
117 zoff99 31 (*draw_image_warp)(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, int count, char *data);
118     void (*draw_restore)(struct graphics_priv *gr, struct point *p, int w, int h);
119 zoff99 2 void (*draw_drag)(struct graphics_priv *gr, struct point *p);
120 zoff99 27 struct graphics_font_priv
121 zoff99 31 *(*font_new)(struct graphics_priv *gr, struct graphics_font_methods *meth, char *font, int size, int flags);
122     struct graphics_gc_priv *(*gc_new)(struct graphics_priv *gr, struct graphics_gc_methods *meth);
123 zoff99 27 void
124 zoff99 31 (*background_gc)(struct graphics_priv *gr, struct graphics_gc_priv *gc);
125     struct graphics_priv *(*overlay_new)(const char* name, struct graphics_priv *gr, struct graphics_methods *meth, struct point *p, int w, int h, int alpha, int wraparound);
126     struct graphics_image_priv *(*image_new)(struct graphics_priv *gr, struct graphics_image_methods *meth, char *path, int *w, int *h, struct point *hot, int rotation);
127 zoff99 2 void *(*get_data)(struct graphics_priv *gr, const char *type);
128 zoff99 31 void (*image_free)(struct graphics_priv *gr, struct graphics_image_priv *priv);
129     void (*get_text_bbox)(struct graphics_priv *gr, struct graphics_font_priv *font, char *text, int dx, int dy, struct point *ret, int estimate);
130 zoff99 2 void (*overlay_disable)(struct graphics_priv *gr, int disable);
131 zoff99 31 void (*overlay_resize)(struct graphics_priv *gr, struct point *p, int w, int h, int alpha, int wraparound);
132 zoff99 2 int (*set_attr)(struct graphics_priv *gr, struct attr *attr);
133     };
134    
135 zoff99 27 struct graphics_font_methods
136     {
137 zoff99 2 void (*font_destroy)(struct graphics_font_priv *font);
138     };
139    
140 zoff99 27 struct graphics_font
141     {
142 zoff99 2 struct graphics_font_priv *priv;
143     struct graphics_font_methods meth;
144     };
145    
146 zoff99 27 struct graphics_gc_methods
147     {
148 zoff99 2 void (*gc_destroy)(struct graphics_gc_priv *gc);
149     void (*gc_set_linewidth)(struct graphics_gc_priv *gc, int width);
150 zoff99 31 void (*gc_set_dashes)(struct graphics *gra, struct graphics_gc_priv *gc, int width, int offset, int dash_list[], int order);
151 zoff99 2 void (*gc_set_foreground)(struct graphics_gc_priv *gc, struct color *c);
152     void (*gc_set_background)(struct graphics_gc_priv *gc, struct color *c);
153 zoff99 31 void (*gc_set_stipple)(struct graphics_gc_priv *gc, struct graphics_image_priv *img);
154 zoff99 2 };
155    
156 zoff99 27 struct graphics_gc
157     {
158 zoff99 2 struct graphics_gc_priv *priv;
159     struct graphics_gc_methods meth;
160     struct graphics *gra;
161     };
162    
163 zoff99 27 struct graphics_image_methods
164     {
165 zoff99 2 void (*image_destroy)(struct graphics_image_priv *img);
166     };
167    
168 zoff99 27 struct graphics_image
169     {
170 zoff99 2 struct graphics_image_priv *priv;
171     struct graphics_image_methods meth;
172     int width;
173     int height;
174     struct point hot;
175     };
176    
177 zoff99 27 struct graphics_data_image
178     {
179 zoff99 2 void *data;
180     int size;
181     };
182    
183     /* prototypes */
184     enum attr_type;
185     enum draw_mode_num;
186     enum item_type;
187     struct attr;
188     struct attr_iter;
189     struct callback;
190     struct color;
191     struct displayitem;
192     struct displaylist;
193     struct displaylist_handle;
194     struct graphics;
195     struct graphics_font;
196     struct graphics_gc;
197     struct graphics_image;
198     struct item;
199     struct itemgra;
200     struct layout;
201     struct mapset;
202     struct point;
203     struct point_rect;
204     struct transformation;
205     int graphics_set_attr(struct graphics *gra, struct attr *attr);
206     void graphics_set_rect(struct graphics *gra, struct point_rect *pr);
207     struct graphics *graphics_new(struct attr *parent, struct attr **attrs);
208 zoff99 31 int graphics_get_attr(struct graphics *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter);
209     struct graphics *graphics_overlay_new(const char* name, struct graphics *parent, struct point *p, int w, int h, int alpha, int wraparound);
210     void graphics_overlay_resize(struct graphics *this_, struct point *p, int w, int h, int alpha, int wraparound);
211 zoff99 2 void graphics_init(struct graphics *this_);
212     void *graphics_get_data(struct graphics *this_, const char *type);
213     void graphics_add_callback(struct graphics *this_, struct callback *cb);
214     void graphics_remove_callback(struct graphics *this_, struct callback *cb);
215 zoff99 31 struct graphics_font *graphics_font_new(struct graphics *gra, int size, int flags);
216     struct graphics_font *graphics_named_font_new(struct graphics *gra, char *font, int size, int flags);
217 zoff99 2 void graphics_free(struct graphics *gra);
218     void graphics_font_destroy_all(struct graphics *gra);
219     struct graphics_gc *graphics_gc_new(struct graphics *gra);
220     void graphics_gc_destroy(struct graphics_gc *gc);
221     void graphics_gc_set_foreground(struct graphics_gc *gc, struct color *c);
222     void graphics_gc_set_background(struct graphics_gc *gc, struct color *c);
223 zoff99 27 void
224 zoff99 31 graphics_gc_set_stipple(struct graphics_gc *gc, struct graphics_image *img);
225 zoff99 2 void graphics_gc_set_linewidth(struct graphics_gc *gc, int width);
226 zoff99 31 void graphics_gc_set_dashes(struct graphics *gra, struct graphics_gc *gc, int width, int offset, int dash_list[], int n, int order);
227     struct graphics_image *graphics_image_new_scaled(struct graphics *gra, char *path, int w, int h);
228     struct graphics_image *graphics_image_new_scaled_rotated(struct graphics *gra, char *path, int w, int h, int rotate);
229 zoff99 2 struct graphics_image *graphics_image_new(struct graphics *gra, char *path);
230     void graphics_image_free(struct graphics *gra, struct graphics_image *img);
231 zoff99 31 void graphics_draw_restore(struct graphics *this_, struct point *p, int w, int h);
232 zoff99 2 void graphics_draw_mode(struct graphics *this_, enum draw_mode_num mode);
233 zoff99 31 void graphics_draw_lines(struct graphics *this_, struct graphics_gc *gc, struct point *p, int count);
234     void graphics_draw_circle(struct graphics *this_, struct graphics_gc *gc, struct point *p, int r);
235     void graphics_draw_rectangle(struct graphics *this_, struct graphics_gc *gc, struct point *p, int w, int h);
236     void graphics_draw_rectangle_rounded(struct graphics *this_, struct graphics_gc *gc, struct point *plu, int w, int h, int r, int fill);
237     void graphics_draw_text(struct graphics *this_, struct graphics_gc *gc1, struct graphics_gc *gc2, struct graphics_font *font, char *text, struct point *p, int dx, int dy);
238     void graphics_get_text_bbox(struct graphics *this_, struct graphics_font *font, char *text, int dx, int dy, struct point *ret, int estimate);
239 zoff99 2 void graphics_overlay_disable(struct graphics *this_, int disable);
240 zoff99 31 void graphics_draw_image(struct graphics *this_, struct graphics_gc *gc, struct point *p, struct graphics_image *img);
241 zoff99 2 int graphics_draw_drag(struct graphics *this_, struct point *p);
242     void graphics_background_gc(struct graphics *this_, struct graphics_gc *gc);
243 zoff99 31 void graphics_draw_text_std(struct graphics *this_, int text_size, char *text, struct point *p);
244 zoff99 2 char *graphics_icon_path(char *icon);
245 zoff99 31 void graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transformation *t, char *label);
246     void graphics_displaylist_draw(struct graphics *gra, struct displaylist *displaylist, struct transformation *trans, struct layout *l, int flags);
247     void graphics_draw(struct graphics *gra, struct displaylist *displaylist, struct mapset *mapset, struct transformation *trans, struct layout *l, int async, struct callback *cb, int flags);
248 zoff99 2 int graphics_draw_cancel(struct graphics *gra, struct displaylist *displaylist);
249 zoff99 31 struct displaylist_handle *graphics_displaylist_open(struct displaylist *displaylist);
250 zoff99 2 struct displayitem *graphics_displaylist_next(struct displaylist_handle *dlh);
251     void graphics_displaylist_close(struct displaylist_handle *dlh);
252     struct displaylist *graphics_displaylist_new(void);
253     struct item *graphics_displayitem_get_item(struct displayitem *di);
254     int graphics_displayitem_get_coord_count(struct displayitem *di);
255     char *graphics_displayitem_get_label(struct displayitem *di);
256     int graphics_displayitem_get_displayed(struct displayitem *di);
257 zoff99 31 int graphics_displayitem_within_dist(struct displaylist *displaylist, struct displayitem *di, struct point *p, int dist);
258     void graphics_add_selection(struct graphics *gra, struct item *item, enum item_type type, struct displaylist *dl);
259     void graphics_remove_selection(struct graphics *gra, struct item *item, enum item_type type, struct displaylist *dl);
260 zoff99 2 void graphics_clear_selection(struct graphics *gra, struct displaylist *dl);
261     /* end of prototypes */
262     #ifdef __cplusplus
263     }
264     #endif
265    
266     #endif
267    

   
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