forked from enlightenment/efl
203 lines
5.5 KiB
C
203 lines
5.5 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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#define MY_CLASS EFL_CANVAS_VG_CONTAINER_CLASS
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static void
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_invalidate_cb(void *data EINA_UNUSED, const Efl_Event *event)
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{
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Efl_Canvas_Vg_Container_Data *pd;
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Eina_List *l;
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Efl_VG* child;
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pd = efl_data_scope_get(event->object, MY_CLASS);
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/* Clean up all the references by copying.
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If the container is copied, it copies its children as well.
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Since evas_vg_node is duplicated using efl_add_ref(),
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we definitely call efl_unref() after that. */
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EINA_LIST_FOREACH(pd->children, l, child)
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efl_unref(child);
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}
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static void
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_efl_canvas_vg_container_render_pre(Eo *obj EINA_UNUSED,
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Eina_Matrix3 *parent,
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Ector_Surface *s,
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void *data,
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Efl_Canvas_Vg_Node_Data *nd)
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{
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Efl_Canvas_Vg_Container_Data *pd = data;
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Eina_List *l;
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Eo *child;
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Efl_Canvas_Vg_Node_Data *child_nd;
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Efl_Gfx_Change_Flag flag;
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if (nd->flags == EFL_GFX_CHANGE_FLAG_NONE) return;
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flag = nd->flags;
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nd->flags = EFL_GFX_CHANGE_FLAG_NONE;
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EFL_CANVAS_VG_COMPUTE_MATRIX(current, parent, nd);
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EINA_LIST_FOREACH(pd->children, l, child)
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{
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//Skip Gradients. they will be updated by Shape.
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if (efl_isa(child, EFL_CANVAS_VG_GRADIENT_CLASS))
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continue;
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if (flag & EFL_GFX_CHANGE_FLAG_MATRIX)
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{
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child_nd = efl_data_scope_get(child, EFL_CANVAS_VG_NODE_CLASS);
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child_nd->flags |= EFL_GFX_CHANGE_FLAG_MATRIX;
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}
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_evas_vg_render_pre(child, s, current);
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}
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}
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static Eo *
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_efl_canvas_vg_container_efl_object_constructor(Eo *obj,
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Efl_Canvas_Vg_Container_Data *pd)
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{
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Efl_Canvas_Vg_Node_Data *nd;
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pd->names = eina_hash_stringshared_new(NULL);
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obj = efl_constructor(efl_super(obj, MY_CLASS));
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nd = efl_data_scope_get(obj, EFL_CANVAS_VG_NODE_CLASS);
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nd->render_pre = _efl_canvas_vg_container_render_pre;
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nd->data = pd;
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nd->flags = EFL_GFX_CHANGE_FLAG_ALL;
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return obj;
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}
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static void
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_efl_canvas_vg_container_efl_object_destructor(Eo *obj,
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Efl_Canvas_Vg_Container_Data *pd EINA_UNUSED)
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{
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efl_destructor(efl_super(obj, MY_CLASS));
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eina_hash_free(pd->names);
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}
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static void
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_efl_canvas_vg_container_efl_gfx_path_bounds_get(const Eo *obj EINA_UNUSED,
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Efl_Canvas_Vg_Container_Data *pd,
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Eina_Rect *r)
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{
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Eina_Rect s;
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Eina_Bool first = EINA_TRUE;
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Eina_List *l;
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Eo *child;
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EINA_RECT_SET(s, -1, -1, 0, 0);
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EINA_LIST_FOREACH(pd->children, l, child)
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{
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if (first)
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{
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efl_gfx_path_bounds_get(child, r);
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first = EINA_FALSE;
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}
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else
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{
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efl_gfx_path_bounds_get(child, &s);
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eina_rectangle_union(&r->rect, &s.rect);
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}
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}
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}
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static Efl_VG *
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_efl_canvas_vg_container_child_get(Eo *obj EINA_UNUSED, Efl_Canvas_Vg_Container_Data *pd, const char *name)
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{
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const char *tmp = eina_stringshare_add(name);
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Efl_VG *r;
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r = eina_hash_find(pd->names, tmp);
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eina_stringshare_del(tmp);
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return r;
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}
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static Eina_Iterator *
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_efl_canvas_vg_container_children_get(Eo *obj EINA_UNUSED, Efl_Canvas_Vg_Container_Data *pd)
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{
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return eina_list_iterator_new(pd->children);
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}
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static Eina_Bool
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_efl_canvas_vg_container_efl_gfx_path_interpolate(Eo *obj, Efl_Canvas_Vg_Container_Data *pd, const Efl_VG *from, const Efl_VG *to, double pos_map)
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{
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Eina_Iterator *from_it, *to_it;
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Eina_List *l;
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Eina_Bool r, res = EINA_TRUE;
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Eo *from_child, *to_child, *child;
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//Check if both objects have same type
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if (!(efl_isa(from, MY_CLASS) && efl_isa(to, MY_CLASS)))
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return EINA_FALSE;
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//Interpolates this nodes
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r = efl_gfx_path_interpolate(efl_super(obj, MY_CLASS), from, to, pos_map);
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if (!r) return EINA_FALSE;
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from_it = efl_canvas_vg_container_children_get((Efl_VG *)from);
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to_it = efl_canvas_vg_container_children_get((Efl_VG *)to);
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//Interpolates children
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EINA_LIST_FOREACH (pd->children, l, child)
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{
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res &= eina_iterator_next(from_it, (void **)&from_child);
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res &= eina_iterator_next(to_it, (void **)&to_child);
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if (!res && (efl_class_get(from_child) != efl_class_get(to_child) ||
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(efl_class_get(child) != efl_class_get(from_child))))
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{
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r = EINA_FALSE;
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break;
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}
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r = efl_gfx_path_interpolate(child, from_child, to_child, pos_map);
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if (!r) break;
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}
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eina_iterator_free(from_it);
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eina_iterator_free(to_it);
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return r;
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}
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EOLIAN static Efl_VG *
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_efl_canvas_vg_container_efl_duplicate_duplicate(const Eo *obj,
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Efl_Canvas_Vg_Container_Data *pd)
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{
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Eina_List *l;
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Efl_VG *child;
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Efl_VG *container;
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container = efl_duplicate(efl_super(obj, MY_CLASS));
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efl_event_callback_add(container, EFL_EVENT_INVALIDATE, _invalidate_cb, NULL);
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efl_parent_set(container, efl_parent_get(obj));
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//Copy Children
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EINA_LIST_FOREACH(pd->children, l, child)
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{
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Efl_VG *eo = efl_duplicate(child);
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efl_parent_set(eo, container);
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}
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return container;
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}
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EAPI Efl_VG*
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evas_vg_container_add(Efl_VG *parent)
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{
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/* Warn it because the usage has been changed.
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We can remove this message after v1.21. */
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if (!parent) CRI("Efl_VG Container doesn't allow null parent!");
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return efl_add(MY_CLASS, parent);
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}
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#include "efl_canvas_vg_container.eo.c"
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