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Diffstat (limited to 'graphics.h')
| -rw-r--r-- | graphics.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/graphics.h b/graphics.h new file mode 100644 index 00000000..447243b9 --- /dev/null +++ b/graphics.h @@ -0,0 +1,188 @@ +/** + * Navit, a modular navigation system. + * Copyright (C) 2005-2008 Navit Team + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef NAVIT_GRAPHICS_H +#define NAVIT_GRAPHICS_H + +#ifdef __cplusplus +extern "C" { +#endif +struct point; +struct container; +struct color; +struct graphics; +struct graphics_gc; +struct graphics_font; +struct graphics_image; +struct transformation; +struct display_list; +struct mapset; + +enum draw_mode_num { + draw_mode_begin, draw_mode_end, draw_mode_cursor, draw_mode_end_lazy +}; + +struct graphics_priv; +struct graphics_font_priv; +struct graphics_image_priv; +struct graphics_gc_priv; +struct graphics_font_methods; +struct graphics_gc_methods; +struct graphics_image_methods; + +struct graphics_methods { + void (*graphics_destroy)(struct graphics_priv *gr); + void (*draw_mode)(struct graphics_priv *gr, enum draw_mode_num mode); + void (*draw_lines)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count); + void (*draw_polygon)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count); + void (*draw_rectangle)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int w, int h); + void (*draw_circle)(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int r); + 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); + void (*draw_image)(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, struct graphics_image_priv *img); + void (*draw_image_warp)(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, int count, char *data); + void (*draw_restore)(struct graphics_priv *gr, struct point *p, int w, int h); + void (*draw_drag)(struct graphics_priv *gr, struct point *p); + struct graphics_font_priv *(*font_new)(struct graphics_priv *gr, struct graphics_font_methods *meth, char *font, int size, int flags); + struct graphics_gc_priv *(*gc_new)(struct graphics_priv *gr, struct graphics_gc_methods *meth); + void (*background_gc)(struct graphics_priv *gr, struct graphics_gc_priv *gc); + struct graphics_priv *(*overlay_new)(struct graphics_priv *gr, struct graphics_methods *meth, struct point *p, int w, int h, int alpha, int wraparound); + 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); + void *(*get_data)(struct graphics_priv *gr, char *type); + void (*image_free)(struct graphics_priv *gr, struct graphics_image_priv *priv); + void (*get_text_bbox)(struct graphics_priv *gr, struct graphics_font_priv *font, char *text, int dx, int dy, struct point *ret, int estimate); + void (*overlay_disable)(struct graphics_priv *gr, int disable); + void (*overlay_resize)(struct graphics_priv *gr, struct point *p, int w, int h, int alpha, int wraparound); +}; + + +struct graphics_font_methods { + void (*font_destroy)(struct graphics_font_priv *font); +}; + +struct graphics_font { + struct graphics_font_priv *priv; + struct graphics_font_methods meth; +}; + +struct graphics_gc_methods { + void (*gc_destroy)(struct graphics_gc_priv *gc); + void (*gc_set_linewidth)(struct graphics_gc_priv *gc, int width); + void (*gc_set_dashes)(struct graphics_gc_priv *gc, int width, int offset, unsigned char dash_list[], int n); + void (*gc_set_foreground)(struct graphics_gc_priv *gc, struct color *c); + void (*gc_set_background)(struct graphics_gc_priv *gc, struct color *c); + void (*gc_set_stipple)(struct graphics_gc_priv *gc, struct graphics_image_priv *img); +}; + +struct graphics_gc { + struct graphics_gc_priv *priv; + struct graphics_gc_methods meth; +}; + +struct graphics_image_methods { + void (*image_destroy)(struct graphics_image_priv *img); +}; + +struct graphics_image { + struct graphics_image_priv *priv; + struct graphics_image_methods meth; + int width; + int height; + struct point hot; +}; + +struct graphics_data_image { + void *data; + int size; +}; + +/* prototypes */ +enum attr_type; +enum draw_mode_num; +struct attr; +struct attr_iter; +struct callback; +struct color; +struct displayitem; +struct displaylist; +struct displaylist_handle; +struct graphics; +struct graphics_font; +struct graphics_gc; +struct graphics_image; +struct item; +struct itemgra; +struct layout; +struct point; +struct point_rect; +struct transformation; +void graphics_set_rect(struct graphics *gra, struct point_rect *pr); +struct graphics *graphics_new(struct attr *parent, struct attr **attrs); +int graphics_get_attr(struct graphics *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter); +struct graphics *graphics_overlay_new(struct graphics *parent, struct point *p, int w, int h, int alpha, int wraparound); +void graphics_init(struct graphics *this_); +void *graphics_get_data(struct graphics *this_, char *type); +void graphics_add_callback(struct graphics *this_, struct callback *cb); +void graphics_remove_callback(struct graphics *this_, struct callback *cb); +struct graphics_font *graphics_font_new(struct graphics *gra, int size, int flags); +void graphics_font_destroy_all(struct graphics *gra); +struct graphics_gc *graphics_gc_new(struct graphics *gra); +void graphics_gc_destroy(struct graphics_gc *gc); +void graphics_gc_set_foreground(struct graphics_gc *gc, struct color *c); +void graphics_gc_set_background(struct graphics_gc *gc, struct color *c); +void graphics_gc_set_stipple(struct graphics_gc *gc, struct graphics_image *img); +void graphics_gc_set_linewidth(struct graphics_gc *gc, int width); +void graphics_gc_set_dashes(struct graphics_gc *gc, int width, int offset, unsigned char dash_list[], int n); +struct graphics_image *graphics_image_new_scaled(struct graphics *gra, char *path, int w, int h); +struct graphics_image *graphics_image_new_scaled_rotated(struct graphics *gra, char *path, int w, int h, int rotate); +struct graphics_image *graphics_image_new(struct graphics *gra, char *path); +void graphics_image_free(struct graphics *gra, struct graphics_image *img); +void graphics_draw_restore(struct graphics *this_, struct point *p, int w, int h); +void graphics_draw_mode(struct graphics *this_, enum draw_mode_num mode); +void graphics_draw_lines(struct graphics *this_, struct graphics_gc *gc, struct point *p, int count); +void graphics_draw_circle(struct graphics *this_, struct graphics_gc *gc, struct point *p, int r); +void graphics_draw_rectangle(struct graphics *this_, struct graphics_gc *gc, struct point *p, int w, int h); +void graphics_draw_rectangle_rounded(struct graphics *this_, struct graphics_gc *gc, struct point *plu, int w, int h, int r, int fill); +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); +void graphics_get_text_bbox(struct graphics *this_, struct graphics_font *font, char *text, int dx, int dy, struct point *ret, int estimate); +void graphics_overlay_disable(struct graphics *this_, int disable); +void graphics_overlay_resize(struct graphics *this_, struct point *p, int w, int h, int alpha, int wraparound); +void graphics_draw_image(struct graphics *this_, struct graphics_gc *gc, struct point *p, struct graphics_image *img); +int graphics_draw_drag(struct graphics *this_, struct point *p); +void graphics_background_gc(struct graphics *this_, struct graphics_gc *gc); +void graphics_draw_itemgra(struct graphics *gra, struct itemgra *itm, struct transformation *t); +void graphics_displaylist_draw(struct graphics *gra, struct displaylist *displaylist, struct transformation *trans, struct layout *l, int callback); +void graphics_draw(struct graphics *gra, struct displaylist *displaylist, struct mapset *mapset, struct transformation *trans, struct layout *l, int async, struct callback *cb); +int graphics_draw_cancel(struct graphics *gra, struct displaylist *displaylist); +struct displaylist_handle *graphics_displaylist_open(struct displaylist *displaylist); +struct displayitem *graphics_displaylist_next(struct displaylist_handle *dlh); +void graphics_displaylist_close(struct displaylist_handle *dlh); +struct displaylist *graphics_displaylist_new(void); +struct item *graphics_displayitem_get_item(struct displayitem *di); +char *graphics_displayitem_get_label(struct displayitem *di); +int graphics_displayitem_within_dist(struct displaylist *displaylist, struct displayitem *di, struct point *p, int dist); +void graphics_add_selection(struct graphics *gra, struct item *item, struct displaylist *dl); +void graphics_remove_selection(struct graphics *gra, struct item *item, struct displaylist *dl); +void graphics_clear_selection(struct graphics *gra, struct displaylist *dl); +/* end of prototypes */ +#ifdef __cplusplus +} +#endif + +#endif + |