diff options
Diffstat (limited to 'capi/include/resvg.h')
| -rw-r--r-- | capi/include/resvg.h | 102 |
1 files changed, 96 insertions, 6 deletions
diff --git a/capi/include/resvg.h b/capi/include/resvg.h index 8bfd4ac..e01c30b 100644 --- a/capi/include/resvg.h +++ b/capi/include/resvg.h @@ -5,14 +5,43 @@ #ifndef RESVG_H #define RESVG_H +#include <stdbool.h> + #ifdef RESVG_CAIRO_BACKEND #include <cairo.h> #endif -struct resvg_render_tree; +typedef struct resvg_handle resvg_handle; typedef struct resvg_render_tree resvg_render_tree; +typedef struct resvg_color { + unsigned char r; + unsigned char g; + unsigned char b; +} resvg_color; + +typedef enum resvg_fit_to_type { + RESVG_FIT_TO_ORIGINAL, + RESVG_FIT_TO_WIDTH, + RESVG_FIT_TO_HEIGHT, + RESVG_FIT_TO_ZOOM, +} resvg_fit_to_type; + +typedef struct resvg_fit_to { + resvg_fit_to_type type; + float value; +} resvg_fit_to; + +typedef struct resvg_options { + const char *path; + double dpi; + resvg_fit_to fit_to; + bool draw_background; + resvg_color background; + bool keep_named_groups; +} resvg_options; + typedef struct resvg_rect { double x; double y; @@ -20,9 +49,31 @@ typedef struct resvg_rect { double height; } resvg_rect; +typedef struct resvg_transform { + double a; + double b; + double c; + double d; + double e; + double f; +} resvg_transform; + + +resvg_handle* resvg_init(); +void resvg_destroy(resvg_handle *handle); void resvg_init_log(); +void resvg_init_options(resvg_options *opt) +{ + opt->path = NULL; + opt->dpi = 96; + opt->fit_to.type = RESVG_FIT_TO_ORIGINAL; + opt->fit_to.value = 0; + opt->draw_background = false; + opt->keep_named_groups = false; +} + /** * @brief Creates <b>resvg_render_tree</b> from file. * @@ -34,7 +85,7 @@ void resvg_init_log(); * @return Parsed render tree. NULL on error. Should be destroyed via resvg_rtree_destroy. */ resvg_render_tree *resvg_parse_rtree_from_file(const char *file_path, - double dpi, + const resvg_options *opt, char **error); /** @@ -46,28 +97,67 @@ resvg_render_tree *resvg_parse_rtree_from_file(const char *file_path, * @return Parsed render tree. NULL on error. Should be destroyed via resvg_rtree_destroy. */ resvg_render_tree *resvg_parse_rtree_from_data(const char *text, - double dpi, + const resvg_options *opt, char **error); -void resvg_get_image_size(resvg_render_tree *rtree, +void resvg_get_image_size(const resvg_render_tree *rtree, double *width, double *height); +bool resvg_node_exists(const resvg_render_tree *rtree, + const char *id); + +bool resvg_get_node_transform(const resvg_render_tree *rtree, + const char *id, + resvg_transform *ts); + void resvg_rtree_destroy(resvg_render_tree *rtree); void resvg_error_msg_destroy(char *msg); #ifdef RESVG_CAIRO_BACKEND -void resvg_cairo_render_to_canvas(resvg_render_tree *rtree, +bool resvg_cairo_get_node_bbox(const resvg_render_tree *rtree, + const resvg_options *opt, + const char *id, + resvg_rect *bbox); + +bool resvg_cairo_render_to_image(const resvg_render_tree *rtree, + const resvg_options *opt, + const char *file_path); + +void resvg_cairo_render_to_canvas(const resvg_render_tree *rtree, + const resvg_options *opt, resvg_rect view, cairo_t *cr); + +void resvg_cairo_render_to_canvas_by_id(const resvg_render_tree *rtree, + const resvg_options *opt, + resvg_rect view, + const char *id, + void *painter); #endif #ifdef RESVG_QT_BACKEND -void resvg_qt_render_to_canvas(resvg_render_tree *rtree, +bool resvg_qt_get_node_bbox(const resvg_render_tree *rtree, + const resvg_options *opt, + const char *id, + resvg_rect *bbox); + +bool resvg_qt_render_to_image(const resvg_render_tree *rtree, + const resvg_options *opt, + const char *file_path); + +void resvg_qt_render_to_canvas(const resvg_render_tree *rtree, + const resvg_options *opt, resvg_rect view, void *painter); + +void resvg_qt_render_to_canvas_by_id(const resvg_render_tree *rtree, + const resvg_options *opt, + resvg_rect view, + const char *id, + void *painter); #endif #endif // RESVG_H |