178 lines
4.3 KiB
C
178 lines
4.3 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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static Evas_List *_e_pointers = NULL;
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static void _e_pointer_cb_move(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info);
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static void _e_pointer_free(E_Pointer *p);
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/* externally accessible functions */
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E_Pointer *
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e_pointer_window_set(Ecore_X_Window win)
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{
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Evas_Engine_Info_Buffer *einfo;
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E_Pointer *p;
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Evas_Object *o;
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int rmethod;
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rmethod = evas_render_method_lookup("buffer");
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if (!rmethod) return NULL;
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p = E_OBJECT_ALLOC(E_Pointer, E_POINTER_TYPE, _e_pointer_free);
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if (!p) return NULL;
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p->win = win;
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p->w = e_config->cursor_size;
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p->h = e_config->cursor_size;
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/* create evas */
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p->evas = evas_new();
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evas_output_method_set(p->evas, rmethod);
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evas_output_size_set(p->evas, p->w, p->h);
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evas_output_viewport_set(p->evas, 0, 0, p->w, p->h);
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p->pixels = malloc(p->w * p->h * sizeof(int));
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einfo = (Evas_Engine_Info_Buffer *)evas_engine_info_get(p->evas);
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if (einfo)
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{
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einfo->info.depth_type = EVAS_ENGINE_BUFFER_DEPTH_ARGB32;
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einfo->info.dest_buffer = p->pixels;
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einfo->info.dest_buffer_row_bytes = p->w * sizeof(int);
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einfo->info.use_color_key = 0;
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einfo->info.alpha_threshold = 0;
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einfo->info.func.new_update_region = NULL;
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einfo->info.func.free_update_region = NULL;
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evas_engine_info_set(p->evas, (Evas_Engine_Info *)einfo);
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}
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/* set the pointer edje */
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o = edje_object_add(p->evas);
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p->pointer_object = o;
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if (ecore_x_cursor_color_supported_get())
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{
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if (!e_theme_edje_object_set(o,
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"base/theme/pointer",
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"pointer/enlightenment/default/color"))
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e_theme_edje_object_set(o,
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"base/theme/pointer",
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"pointer/enlightenment/default/mono");
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}
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else
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{
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if (!e_theme_edje_object_set(o,
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"base/theme/pointer",
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"pointer/enlightenment/default/mono"))
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e_theme_edje_object_set(o,
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"base/theme/pointer",
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"pointer/enlightenment/default/color");
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}
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/* Create the hotspot object */
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o = evas_object_rectangle_add(p->evas);
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p->hot_object = o;
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evas_object_event_callback_add(o,
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EVAS_CALLBACK_MOVE,
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_e_pointer_cb_move, p);
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edje_object_part_swallow(p->pointer_object, "hotspot", o);
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/* init edje */
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evas_object_move(p->pointer_object, 0, 0);
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evas_object_resize(p->pointer_object, p->w, p->h);
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evas_object_show(p->pointer_object);
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_e_pointers = evas_list_append(_e_pointers, p);
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return p;
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}
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void
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e_pointers_size_set(int size)
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{
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Evas_List *l;
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for (l = _e_pointers; l; l = l->next)
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{
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E_Pointer *p;
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Evas_Engine_Info_Buffer *einfo;
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p = l->data;
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p->w = p->h = size;
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evas_output_size_set(p->evas, p->w, p->h);
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evas_output_viewport_set(p->evas, 0, 0, p->w, p->h);
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p->pixels = realloc(p->pixels, p->w * p->h * sizeof(int));
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einfo = (Evas_Engine_Info_Buffer *)evas_engine_info_get(p->evas);
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if (einfo)
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{
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einfo->info.dest_buffer = p->pixels;
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einfo->info.dest_buffer_row_bytes = p->w * sizeof(int);
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evas_engine_info_set(p->evas, (Evas_Engine_Info *)einfo);
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}
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evas_object_move(p->pointer_object, 0, 0);
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evas_object_resize(p->pointer_object, p->w, p->h);
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}
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}
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void
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e_pointer_idler_before(void)
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{
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Evas_List *l;
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for (l = _e_pointers; l; l = l->next)
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{
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E_Pointer *p;
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Evas_List *updates;
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p = l->data;
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updates = evas_render_updates(p->evas);
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if ((updates) || (p->hot.update))
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{
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Ecore_X_Cursor cur;
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cur = ecore_x_cursor_new(p->win, p->pixels, p->w, p->h, p->hot.x, p->hot.y);
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ecore_x_window_cursor_set(p->win, cur);
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ecore_x_cursor_free(cur);
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evas_render_updates_free(updates);
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p->hot.update = 0;
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}
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}
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}
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/* local subsystem functions */
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static void
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_e_pointer_cb_move(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info)
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{
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E_Pointer *p;
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Evas_Coord x, y;
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p = data;
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evas_object_geometry_get(p->hot_object, &x, &y, NULL, NULL);
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if ((p->hot.x != x) || (p->hot.y != y))
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{
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p->hot.x = x;
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p->hot.y = y;
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p->hot.update = 1;
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}
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}
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static void
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_e_pointer_free(E_Pointer *p)
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{
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_e_pointers = evas_list_remove(_e_pointers, p);
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/* create evas */
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if (p->pointer_object) evas_object_del(p->pointer_object);
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if (p->hot_object) evas_object_del(p->hot_object);
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if (p->evas) evas_free(p->evas);
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free(p->pixels);
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free(p);
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}
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