225 lines
8.3 KiB
C
225 lines
8.3 KiB
C
#ifndef _EVAS_H
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#define _EVAS_H 1
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#include <X11/Xlib.h>
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#include <Imlib2.h>
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/* types */
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#ifndef _EVAS_PRIVATE_H
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typedef void * Evas;
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typedef void * Evas_Gradient;
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typedef void * Evas_Object;
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#endif
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typedef struct _Evas_List * Evas_List;
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typedef enum _Evas_Callback_Type Evas_Callback_Type;
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typedef enum _Evas_Image_Format Evas_Image_Format;
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typedef enum _Evas_Render_Method Evas_Render_Method;
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/* public structs */
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struct _Evas_List
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{
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Evas_List prev, next;
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void *data;
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};
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/* enums */
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#define RENDER_METHOD_COUNT 5
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enum _Evas_Render_Method
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{
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RENDER_METHOD_ALPHA_SOFTWARE,
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RENDER_METHOD_BASIC_HARDWARE,
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RENDER_METHOD_3D_HARDWARE,
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RENDER_METHOD_ALPHA_HARDWARE,
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RENDER_METHOD_IMAGE
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};
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enum _Evas_Callback_Type
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{
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CALLBACK_MOUSE_IN,
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CALLBACK_MOUSE_OUT,
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CALLBACK_MOUSE_DOWN,
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CALLBACK_MOUSE_UP,
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CALLBACK_MOUSE_MOVE,
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CALLBACK_FREE
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};
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enum _Evas_Image_Format
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{
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IMAGE_FORMAT_BGRA,
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IMAGE_FORMAT_ARGB,
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IMAGE_FORMAT_RGB,
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IMAGE_FORMAT_GRAY
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};
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/* functions */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* create and destroy */
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Evas evas_new_all(Display *display, Window parent_window,
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int x, int y, int w, int h,
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Evas_Render_Method render_method,
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int colors, int font_cache, int image_cache,
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char *font_dir);
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Window evas_get_window(Evas e);
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Display *evas_get_display(Evas e);
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Visual *evas_get_visual(Evas e);
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Colormap evas_get_colormap(Evas e);
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int evas_get_colors(Evas e);
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Imlib_Image evas_get_image(Evas e);
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Evas_Render_Method evas_get_render_method(Evas e);
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Evas evas_new(void);
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void evas_free(Evas e);
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/* for exposes or forced redraws (relative to output drawable) */
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void evas_update_rect(Evas e, int x, int y, int w, int h);
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/* drawing */
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void evas_render(Evas e);
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/* query for settings to use */
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Visual *evas_get_optimal_visual(Evas e, Display *disp);
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Colormap evas_get_optimal_colormap(Evas e, Display *disp);
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void evas_get_drawable_size(Evas e, int *w, int *h);
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void evas_get_viewport(Evas e, double *x, double *y, double *w, double *h);
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/* the output settings */
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void evas_set_output(Evas e, Display *disp, Drawable d, Visual *v, Colormap c);
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void evas_set_output_image(Evas e, Imlib_Image image);
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void evas_set_output_colors(Evas e, int colors);
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void evas_set_output_size(Evas e, int w, int h);
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void evas_set_output_viewport(Evas e, double x, double y, double w, double h);
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void evas_set_output_method(Evas e, Evas_Render_Method method);
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void evas_set_scale_smoothness(Evas e, int smooth);
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/* deleting objects */
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void evas_del_object(Evas e, Evas_Object o);
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/* adding objects */
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Evas_Object evas_add_image_from_file(Evas e, char *file);
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/* ** ** not implimented yet ** ** */Evas_Object evas_add_image_from_data(Evas e, void *data, Evas_Image_Format format, int w, int h);
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Evas_Object evas_add_text(Evas e, char *font, int size, char *text);
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Evas_Object evas_add_rectangle(Evas e);
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Evas_Object evas_add_line(Evas e);
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Evas_Object evas_add_gradient_box(Evas e);
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/* set object settings */
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void evas_set_image_file(Evas e, Evas_Object o, char *file);
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/* ** ** not implimented yet ** ** */void evas_set_image_data(Evas e, Evas_Object o, void *data, Evas_Image_Format format, int w, int h);
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void evas_set_image_fill(Evas e, Evas_Object o, double x, double y, double w, double h);
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void evas_set_image_border(Evas e, Evas_Object o, int l, int r, int t, int b);
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void evas_set_color(Evas e, Evas_Object o, int r, int g, int b, int a);
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void evas_set_text(Evas e, Evas_Object o, char *text);
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void evas_set_font(Evas e, Evas_Object o, char *font, int size);
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void evas_set_gradient(Evas e, Evas_Object o, Evas_Gradient grad);
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void evas_set_angle(Evas e, Evas_Object o, double angle);
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void evas_set_zoom_scale(Evas e, Evas_Object o, int scale);
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void evas_set_line_xy(Evas e, Evas_Object o, double x1, double y1, double x2, double y2);
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void evas_set_pass_events(Evas e, Evas_Object o, int pass_events);
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/* cache settings for performance */
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void evas_set_font_cache(Evas e, int size);
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int evas_get_font_cache(Evas e);
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void evas_flush_font_cache(Evas e);
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void evas_set_image_cache(Evas e, int size);
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int evas_get_image_cache(Evas e);
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void evas_flush_image_cache(Evas e);
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/* font path */
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void evas_font_add_path(Evas e, char *path);
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void evas_font_del_path(Evas e, char *path);
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/* layer stacking for object */
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void evas_set_layer(Evas e, Evas_Object o, int l);
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/* ** ** not implimented yet ** ** */void evas_set_layer_store(Evas e, int l, int store);
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/* gradient creating / deletion / modification */
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Evas_Gradient evas_gradient_new(void);
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void evas_gradient_free(Evas_Gradient grad);
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void evas_gradient_add_color(Evas_Gradient grad, int r, int g, int b, int a, int dist);
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/* stacking within a layer */
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void evas_raise(Evas e, Evas_Object o);
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void evas_lower(Evas e, Evas_Object o);
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void evas_stack_above(Evas e, Evas_Object o, Evas_Object above);
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void evas_stack_below(Evas e, Evas_Object o, Evas_Object below);
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/* object geometry */
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void evas_move(Evas e, Evas_Object o, double x, double y);
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void evas_resize(Evas e, Evas_Object o, double w, double h);
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void evas_get_geometry(Evas e, Evas_Object o, double *x, double *y, double *w, double *h);
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/* object query */
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Evas_List evas_objects_in_rect(Evas e, double x, double y, double w, double h);
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Evas_List evas_objects_at_position(Evas e, double x, double y);
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Evas_Object evas_object_in_rect(Evas e, double x, double y, double w, double h);
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Evas_Object evas_object_at_position(Evas e, double x, double y);
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Evas_Object evas_object_get_named(Evas e, char *name);
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void evas_object_set_name(Evas e, Evas_Object o, char *name);
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char *evas_object_get_name(Evas e, Evas_Object o);
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/* object visibility */
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void evas_show(Evas e, Evas_Object o);
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void evas_hide(Evas e, Evas_Object o);
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/* image query ops */
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void evas_get_image_size(Evas e, Evas_Object o, int *w, int *h);
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void evas_get_image_border(Evas e, Evas_Object o, int *l, int *r, int *t, int *b);
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/* coordinate space transforms */
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int evas_world_x_to_screen(Evas e, double x);
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int evas_world_y_to_screen(Evas e, double y);
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double evas_screen_x_to_world(Evas e, int x);
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double evas_screen_y_to_world(Evas e, int y);
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/* text query ops */
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char *evas_get_text_string(Evas e, Evas_Object o);
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char *evas_get_text_font(Evas e, Evas_Object o);
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int evas_get_text_size(Evas e, Evas_Object o);
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int evas_text_at_position(Evas e, Evas_Object o, double x, double y, int *char_x, int *char_y, int *char_w, int *char_h);
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void evas_text_at(Evas e, Evas_Object o, int index, int *char_x, int *char_y, int *char_w, int *char_h);
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void evas_text_get_ascent_descent(Evas e, Evas_Object o, double *ascent, double *descent);
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void evas_text_get_max_ascent_descent(Evas e, Evas_Object o, double *ascent, double *descent);
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void evas_text_get_advance(Evas e, Evas_Object o, double *h_advance, double *v_advance);
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double evas_text_get_inset(Evas e, Evas_Object o);
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/* object query ops */
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void evas_get_color(Evas e, Evas_Object o, int *r, int *g, int *b, int *a);
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Evas_Object evas_get_object_under_mouse(Evas e);
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Evas_Object evas_get_object_at_pos(Evas e, double x, double y);
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/* data attachment ops */
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void evas_put_data(Evas e, Evas_Object o, char *key, void *data);
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void *evas_get_data(Evas e, Evas_Object o, char *key);
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void *evas_remove_data(Evas e, Evas_Object o, char *key);
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/* events */
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void evas_event_button_down(Evas e, int x, int y, int b);
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void evas_event_button_up(Evas e, int x, int y, int b);
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void evas_event_move(Evas e, int x, int y);
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void evas_event_enter(Evas e);
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void evas_event_leave(Evas e);
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/* callbacks */
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void evas_callback_add(Evas e, Evas_Object o, Evas_Callback_Type callback, void (*func) (void *_data, Evas _e, Evas_Object _o, int _b, int _x, int _y), void *data);
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void evas_callback_del(Evas e, Evas_Object o, Evas_Callback_Type callback);
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/* list ops */
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Evas_List evas_list_append(Evas_List list, void *data);
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Evas_List evas_list_prepend(Evas_List list, void *data);
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Evas_List evas_list_append_relative(Evas_List list, void *data, void *relative);
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Evas_List evas_list_prepend_relative(Evas_List list, void *data, void *relative);
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Evas_List evas_list_remove(Evas_List list, void *data);
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void * evas_list_find(Evas_List list, void *data);
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Evas_List evas_list_free(Evas_List list);
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#ifdef __cplusplus
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}
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#endif
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#endif
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