forked from enlightenment/efl
430 lines
15 KiB
C
430 lines
15 KiB
C
#include "evas_common_private.h"
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#include "evas_private.h"
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#include "evas_vg_private.h"
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#include "efl_vg_root_node.eo.h"
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#define MY_CLASS EVAS_VG_CLASS
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/* private magic number for rectangle objects */
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static const char o_type[] = "vectors";
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const char *o_vg_type = o_type;
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static void evas_object_vg_render(Evas_Object *eo_obj,
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Evas_Object_Protected_Data *obj,
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void *type_private_data,
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void *engine, void *output, void *context, void *surface,
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int x, int y, Eina_Bool do_async);
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static void evas_object_vg_render_pre(Evas_Object *eo_obj,
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Evas_Object_Protected_Data *obj,
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void *type_private_data);
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static void evas_object_vg_render_post(Evas_Object *eo_obj,
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Evas_Object_Protected_Data *obj,
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void *type_private_data);
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static unsigned int evas_object_vg_id_get(Evas_Object *eo_obj);
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static unsigned int evas_object_vg_visual_id_get(Evas_Object *eo_obj);
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static void *evas_object_vg_engine_data_get(Evas_Object *eo_obj);
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static int evas_object_vg_is_opaque(Evas_Object *eo_obj,
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Evas_Object_Protected_Data *obj,
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void *type_private_data);
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static int evas_object_vg_was_opaque(Evas_Object *eo_obj,
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Evas_Object_Protected_Data *obj,
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void *type_private_data);
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static const Evas_Object_Func object_func =
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{
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/* methods (compulsory) */
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NULL,
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evas_object_vg_render,
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evas_object_vg_render_pre,
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evas_object_vg_render_post,
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evas_object_vg_id_get,
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evas_object_vg_visual_id_get,
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evas_object_vg_engine_data_get,
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/* these are optional. NULL = nothing */
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NULL,
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NULL,
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NULL,
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NULL,
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evas_object_vg_is_opaque,
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evas_object_vg_was_opaque,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL, // render_prepare
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NULL
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};
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/* the actual api call to add a vector graphic object */
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EAPI Evas_Object *
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evas_object_vg_add(Evas *e)
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{
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MAGIC_CHECK(e, Evas, MAGIC_EVAS);
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return NULL;
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MAGIC_CHECK_END();
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// TODO: Ask backend to return the main Ector_Surface
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return efl_add(MY_CLASS, e, efl_canvas_object_legacy_ctor(efl_added));
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}
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Efl_VG *
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_evas_vg_root_node_get(Eo *obj EINA_UNUSED, Evas_VG_Data *pd)
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{
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return pd->root;
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}
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static void
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_cleanup_reference(void *data, const Efl_Event *event EINA_UNUSED)
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{
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Evas_VG_Data *pd = data;
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Eo *renderer;
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/* unref all renderer and may also destroy them async */
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while ((renderer = eina_array_pop(&pd->cleanup)))
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efl_unref(renderer);
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}
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void
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_evas_vg_efl_object_destructor(Eo *eo_obj, Evas_VG_Data *pd)
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{
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Evas_Object_Protected_Data *obj;
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Evas *e = evas_object_evas_get(eo_obj);
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obj = efl_data_scope_get(eo_obj, EFL_CANVAS_OBJECT_CLASS);
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if (pd->engine_data)
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obj->layer->evas->engine.func->ector_free(pd->engine_data);
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efl_event_callback_del(e, EFL_CANVAS_EVENT_RENDER_POST, _cleanup_reference, pd);
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efl_unref(pd->root);
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pd->root = NULL;
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efl_destructor(efl_super(eo_obj, MY_CLASS));
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}
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Eo *
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_evas_vg_efl_object_constructor(Eo *eo_obj, Evas_VG_Data *pd)
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{
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Evas_Object_Protected_Data *obj = efl_data_scope_get(eo_obj, EFL_CANVAS_OBJECT_CLASS);
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eo_obj = efl_constructor(efl_super(eo_obj, MY_CLASS));
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/* set up methods (compulsory) */
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obj->func = &object_func;
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obj->private_data = efl_data_ref(eo_obj, MY_CLASS);
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obj->type = o_type;
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/* root node */
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pd->root = efl_add(EFL_VG_ROOT_NODE_CLASS, eo_obj);
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efl_ref(pd->root);
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eina_array_step_set(&pd->cleanup, sizeof(pd->cleanup), 8);
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return eo_obj;
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}
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static Efl_Object *
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_evas_vg_efl_object_finalize(Eo *obj, Evas_VG_Data *pd)
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{
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Evas *e = evas_object_evas_get(obj);
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// TODO: If we start to have to many Evas_Object_VG per canvas, it may be nice
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// to actually have one event per canvas and one array per canvas to.
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efl_event_callback_add(e, EFL_CANVAS_EVENT_RENDER_POST, _cleanup_reference, pd);
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return obj;
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}
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static void
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_evas_vg_render(Evas_Object_Protected_Data *obj, Evas_VG_Data *vd,
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void *engine, void *output, void *context, void *surface, Efl_VG *n,
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Eina_Array *clips, Eina_Bool do_async)
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{
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if (efl_isa(n, EFL_VG_CONTAINER_CLASS))
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{
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Efl_VG_Container_Data *vc;
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Efl_VG *child;
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Eina_List *l;
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vc = efl_data_scope_get(n, EFL_VG_CONTAINER_CLASS);
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EINA_LIST_FOREACH(vc->children, l, child)
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_evas_vg_render(obj, vd,
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engine, output, context, surface, child,
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clips, do_async);
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}
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else
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{
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Efl_VG_Data *nd;
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nd = efl_data_scope_get(n, EFL_VG_CLASS);
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obj->layer->evas->engine.func->ector_renderer_draw(engine, output, context, surface, vd->engine_data, nd->renderer, clips, do_async);
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if (do_async)
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eina_array_push(&vd->cleanup, efl_ref(nd->renderer));
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}
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}
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static void
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evas_object_vg_render(Evas_Object *eo_obj EINA_UNUSED,
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Evas_Object_Protected_Data *obj,
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void *type_private_data,
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void *engine, void *output, void *context, void *surface,
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int x, int y, Eina_Bool do_async)
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{
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Evas_VG_Data *vd = type_private_data;
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Ector_Surface *ector = evas_ector_get(obj->layer->evas);
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obj->layer->evas->engine.func->ector_output_set(engine, surface, output);
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if (!vd->engine_data)
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vd->engine_data = obj->layer->evas->engine.func->ector_new(engine, context, ector, surface);
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/* render object to surface with context, and offxet by x,y */
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obj->layer->evas->engine.func->context_color_set(engine,
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context,
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255,
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255,
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255,
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255);
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obj->layer->evas->engine.func->context_multiplier_set(engine,
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context,
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obj->cur->cache.clip.r,
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obj->cur->cache.clip.g,
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obj->cur->cache.clip.b,
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obj->cur->cache.clip.a);
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obj->layer->evas->engine.func->context_anti_alias_set(engine, context,
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obj->cur->anti_alias);
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obj->layer->evas->engine.func->context_render_op_set(engine, context,
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obj->cur->render_op);
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obj->layer->evas->engine.func->ector_begin(engine, context,
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ector, surface,
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vd->engine_data,
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obj->cur->geometry.x + x, obj->cur->geometry.y + y,
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do_async);
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_evas_vg_render(obj, vd,
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engine, output, context, surface,
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vd->root, NULL,
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do_async);
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obj->layer->evas->engine.func->ector_end(engine, context, ector, surface, vd->engine_data, do_async);
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}
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static void
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evas_object_vg_render_pre(Evas_Object *eo_obj,
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Evas_Object_Protected_Data *obj,
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void *type_private_data)
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{
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Evas_VG_Data *vd = type_private_data;
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Efl_VG_Data *rnd;
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int is_v, was_v;
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Ector_Surface *s;
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/* dont pre-render the obj twice! */
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if (obj->pre_render_done) return;
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obj->pre_render_done = EINA_TRUE;
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/* pre-render phase. this does anything an object needs to do just before */
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/* rendering. this could mean loading the image data, retrieving it from */
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/* elsewhere, decoding video etc. */
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/* then when this is done the object needs to figure if it changed and */
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/* if so what and where and add the appropriate redraw rectangles */
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/* if someone is clipping this obj - go calculate the clipper */
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if (obj->cur->clipper)
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{
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if (obj->cur->cache.clip.dirty)
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evas_object_clip_recalc(obj->cur->clipper);
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obj->cur->clipper->func->render_pre(obj->cur->clipper->object,
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obj->cur->clipper,
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obj->cur->clipper->private_data);
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}
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// FIXME: handle damage only on changed renderer.
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s = evas_ector_get(obj->layer->evas);
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if (vd->root && s)
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_evas_vg_render_pre(vd->root, s, NULL);
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/* now figure what changed and add draw rects */
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/* if it just became visible or invisible */
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is_v = evas_object_is_visible(eo_obj, obj);
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was_v = evas_object_was_visible(eo_obj,obj);
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if (!(is_v | was_v)) goto done;
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// FIXME: for now the walking Evas_VG_Node tree doesn't trigger any damage
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// So just forcing it here if necessary
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rnd = efl_data_scope_get(vd->root, EFL_VG_CLASS);
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// Once the destructor has been called, root node will be zero
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// and a full redraw is still necessary.
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if (!rnd)
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{
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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else if (rnd->changed)
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{
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rnd->changed = EINA_FALSE;
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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if (is_v != was_v)
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{
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evas_object_render_pre_visible_change(&obj->layer->evas->clip_changes, eo_obj, is_v, was_v);
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goto done;
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}
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if (obj->changed_map || obj->changed_src_visible)
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{
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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/* it's not visible - we accounted for it appearing or not so just abort */
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if (!is_v) goto done;
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/* clipper changed this is in addition to anything else for obj */
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evas_object_render_pre_clipper_change(&obj->layer->evas->clip_changes, eo_obj);
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/* if we restacked (layer or just within a layer) and don't clip anyone */
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if ((obj->restack) && (!obj->clip.clipees))
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{
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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/* if it changed render op */
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if (obj->cur->render_op != obj->prev->render_op)
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{
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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/* if it changed color */
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if ((obj->cur->color.r != obj->prev->color.r) ||
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(obj->cur->color.g != obj->prev->color.g) ||
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(obj->cur->color.b != obj->prev->color.b) ||
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(obj->cur->color.a != obj->prev->color.a))
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{
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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/* if it changed geometry - and obviously not visibility or color */
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/* calculate differences since we have a constant color fill */
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/* we really only need to update the differences */
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if ((obj->cur->geometry.x != obj->prev->geometry.x) ||
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(obj->cur->geometry.y != obj->prev->geometry.y) ||
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(obj->cur->geometry.w != obj->prev->geometry.w) ||
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(obj->cur->geometry.h != obj->prev->geometry.h))
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{
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evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
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goto done;
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}
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/* it obviously didn't change - add a NO obscure - this "unupdates" this */
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/* area so if there were updates for it they get wiped. don't do it if we */
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/* arent fully opaque and we are visible */
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if (evas_object_is_visible(eo_obj, obj) &&
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evas_object_is_opaque(eo_obj, obj) &&
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(!obj->clip.clipees))
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{
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Evas_Coord x, y, w, h;
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x = obj->cur->cache.clip.x;
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y = obj->cur->cache.clip.y;
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w = obj->cur->cache.clip.w;
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h = obj->cur->cache.clip.h;
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if (obj->cur->clipper)
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{
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RECTS_CLIP_TO_RECT(x, y, w, h,
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obj->cur->clipper->cur->cache.clip.x,
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obj->cur->clipper->cur->cache.clip.y,
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obj->cur->clipper->cur->cache.clip.w,
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obj->cur->clipper->cur->cache.clip.h);
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}
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evas_render_update_del(obj->layer->evas,
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x + obj->layer->evas->framespace.x,
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y + obj->layer->evas->framespace.y,
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w, h);
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}
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done:
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evas_object_render_pre_effect_updates(&obj->layer->evas->clip_changes, eo_obj, is_v, was_v);
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}
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static void
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evas_object_vg_render_post(Evas_Object *eo_obj EINA_UNUSED,
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Evas_Object_Protected_Data *obj,
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void *type_private_data EINA_UNUSED)
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{
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/* this moves the current data to the previous state parts of the object */
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/* in whatever way is safest for the object. also if we don't need object */
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/* data anymore we can free it if the object deems this is a good idea */
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/* remove those pesky changes */
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evas_object_clip_changes_clean(obj);
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/* move cur to prev safely for object data */
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evas_object_cur_prev(obj);
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}
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static unsigned int
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evas_object_vg_id_get(Evas_Object *eo_obj)
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{
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Evas_VG_Data *o = efl_data_scope_get(eo_obj, MY_CLASS);
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if (!o) return 0;
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return MAGIC_OBJ_VG;
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}
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static unsigned int
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evas_object_vg_visual_id_get(Evas_Object *eo_obj)
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{
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Evas_VG_Data *o = efl_data_scope_get(eo_obj, MY_CLASS);
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if (!o) return 0;
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return MAGIC_OBJ_SHAPE;
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}
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static void *
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evas_object_vg_engine_data_get(Evas_Object *eo_obj)
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{
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Evas_VG_Data *o = efl_data_scope_get(eo_obj, MY_CLASS);
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return o->engine_data;
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}
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static int
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evas_object_vg_is_opaque(Evas_Object *eo_obj EINA_UNUSED,
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Evas_Object_Protected_Data *obj EINA_UNUSED,
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void *type_private_data EINA_UNUSED)
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{
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return 0;
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}
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static int
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evas_object_vg_was_opaque(Evas_Object *eo_obj EINA_UNUSED,
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Evas_Object_Protected_Data *obj EINA_UNUSED,
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void *type_private_data EINA_UNUSED)
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{
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return 0;
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}
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EOLIAN static Eina_Size2D
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_evas_vg_efl_gfx_view_view_size_get(Eo *obj EINA_UNUSED, Evas_VG_Data *pd)
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{
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return EINA_SIZE2D(pd->width, pd->height);
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}
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EOLIAN static void
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_evas_vg_efl_gfx_view_view_size_set(Eo *obj EINA_UNUSED, Evas_VG_Data *pd, Eina_Size2D sz)
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{
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pd->width = sz.w;
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pd->height = sz.h;
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}
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void
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_evas_vg_efl_gfx_fill_fill_set(Eo *obj EINA_UNUSED, Evas_VG_Data *pd, Eina_Rect fill)
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{
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pd->fill = fill;
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}
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Eina_Rect
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_evas_vg_efl_gfx_fill_fill_get(Eo *obj EINA_UNUSED, Evas_VG_Data *pd)
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{
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return pd->fill;
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}
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#include "evas_vg.eo.c"
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