forked from enlightenment/efl
471 lines
15 KiB
C
471 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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#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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_draw_comp(Evas_Object_Protected_Data *obj, Efl_VG *node,
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Ector_Surface *ector, void *engine, void *output,
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void *context)
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{
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if (!efl_gfx_entity_visible_get(node)) return;
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if (efl_isa(node, EFL_CANVAS_VG_CONTAINER_CLASS))
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{
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Efl_Canvas_Vg_Container_Data *cd =
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efl_data_scope_get(node, EFL_CANVAS_VG_CONTAINER_CLASS);
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//Draw Composite Image.
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Efl_VG *child;
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Eina_List *l;
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EINA_LIST_FOREACH(cd->children, l, child)
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_draw_comp(obj, child, ector, engine, output, context);
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}
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else
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{
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Efl_Canvas_Vg_Node_Data *nd = efl_data_scope_get(node, EFL_CANVAS_VG_NODE_CLASS);
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ENFN->ector_renderer_draw(engine, output, context, nd->renderer, NULL, EINA_FALSE);
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}
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}
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static Ector_Buffer *
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_prepare_comp(Evas_Object_Protected_Data *obj, //vector object
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Efl_Canvas_Vg_Node* comp_target,
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void *engine, void *output, void *context,
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Ector_Surface *surface,
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Eina_Matrix3 *ptransform,
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Eina_Matrix3 *ctransform,
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int p_opacity,
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int c_opacity,
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Ector_Buffer *comp,
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Efl_Gfx_Vg_Composite_Method comp_method)
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{
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Efl_Canvas_Vg_Container_Data *pd = efl_data_scope_get(comp_target, MY_CLASS);
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Efl_Canvas_Vg_Node_Data *nd =
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efl_data_scope_get(comp_target, EFL_CANVAS_VG_NODE_CLASS);
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if (nd->flags == EFL_GFX_CHANGE_FLAG_NONE) return pd->comp.buffer;
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uint32_t init_buffer = 0x0;
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//1. Composite Size
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Eina_Size2D size;
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size.w = obj->cur->geometry.w;
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size.h = obj->cur->geometry.h;
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//FIXME: If composite method is SUBSTRACT or INTERSECT, buffer fills in white color(Full alpha color).
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if (pd->comp.method == EFL_GFX_VG_COMPOSITE_METHOD_MASK_SUBSTRACT ||
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pd->comp.method == EFL_GFX_VG_COMPOSITE_METHOD_MASK_INTERSECT)
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init_buffer = 0xFFFFFFFF;
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//2. Reusable ector buffer?
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if (pd->comp.buffer &&
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((pd->comp.size.w != size.w) ||
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(pd->comp.size.h != size.h)))
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{
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if (pd->comp.pixels)
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ector_buffer_unmap(pd->comp.buffer, pd->comp.pixels, pd->comp.length);
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efl_unref(pd->comp.buffer);
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pd->comp.buffer = NULL;
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}
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if (!pd->comp.buffer)
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{
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pd->comp.buffer = ENFN->ector_buffer_new(ENC, obj->layer->evas->evas,
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size.w, size.h,
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EFL_GFX_COLORSPACE_ARGB8888,
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ECTOR_BUFFER_FLAG_DRAWABLE |
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ECTOR_BUFFER_FLAG_CPU_READABLE |
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ECTOR_BUFFER_FLAG_CPU_WRITABLE);
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pd->comp.size.w = size.w;
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pd->comp.size.h = size.h;
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pd->comp.vg_pd = obj;
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//Map
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pd->comp.pixels = ector_buffer_map(pd->comp.buffer, &pd->comp.length,
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(ECTOR_BUFFER_FLAG_DRAWABLE |
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ECTOR_BUFFER_FLAG_CPU_READABLE |
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ECTOR_BUFFER_FLAG_CPU_WRITABLE),
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0, 0, size.w, size.h,
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EFL_GFX_COLORSPACE_ARGB8888,
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&pd->comp.stride);
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if (!pd->comp.pixels) ERR("Failed to map VG composite buffer");
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}
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else
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{
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if (pd->comp.pixels)
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memset(pd->comp.pixels, init_buffer, pd->comp.length);
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}
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if (!pd->comp.buffer) ERR("Composite Buffer is invalid");
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//FIXME: This code means that there is another composite container.
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if (pd->comp.method >= EFL_GFX_VG_COMPOSITE_METHOD_MASK_ADD)
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{
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Efl_Canvas_Vg_Container_Data *target_pd = pd;
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comp = pd->comp.buffer;
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for (Efl_VG *comp_target = pd->comp_target; comp_target; comp_target = target_pd->comp_target)
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{
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Efl_Canvas_Vg_Container_Data *src_pd = NULL;
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target_pd = efl_data_scope_get(comp_target, MY_CLASS);
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src_pd = efl_data_scope_get(eina_list_nth(target_pd->comp.src, 0), MY_CLASS);
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_evas_vg_render_pre(obj, comp_target,
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engine, output, context, surface,
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ctransform, c_opacity, comp, src_pd->comp.method);
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}
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}
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//3. Prepare Drawing shapes.
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_evas_vg_render_pre(obj, comp_target,
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engine, output, context,
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surface,
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ptransform, p_opacity, comp, comp_method);
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//4. Generating Composite Image.
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ector_buffer_pixels_set(surface, pd->comp.pixels, size.w, size.h, pd->comp.stride,
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EFL_GFX_COLORSPACE_ARGB8888, EINA_TRUE);
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ector_surface_reference_point_set(surface, 0, 0);
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_draw_comp(obj, comp_target, surface, engine, output, context);
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return pd->comp.buffer;
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}
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static void
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_efl_canvas_vg_container_render_pre(Evas_Object_Protected_Data *vg_pd,
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Efl_VG *obj EINA_UNUSED,
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Efl_Canvas_Vg_Node_Data *nd,
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void *engine, void *output, void *context,
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Ector_Surface *surface,
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Eina_Matrix3 *ptransform,
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int p_opacity,
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Ector_Buffer *comp,
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Efl_Gfx_Vg_Composite_Method comp_method,
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void *data)
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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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Efl_VG *child;
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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(ctransform, ptransform, nd);
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EFL_CANVAS_VG_COMPUTE_ALPHA(c_r, c_g, c_b, c_a, p_opacity, nd);
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//Container may have composite target.
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//FIXME : _prepare_comp() should only work in cases with matte or masking.
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// This condition is valid because the masking use same type as matte.
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if (pd->comp_target &&
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(pd->comp.method == EFL_GFX_VG_COMPOSITE_METHOD_MATTE_ALPHA ||
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pd->comp.method == EFL_GFX_VG_COMPOSITE_METHOD_MATTE_ALPHA_INVERSE))
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{
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comp_method = pd->comp.method;
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comp = _prepare_comp(vg_pd, pd->comp_target,
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engine, output, context, surface,
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ptransform, ctransform, p_opacity, c_a, comp, comp_method);
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}
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EINA_LIST_FOREACH(pd->children, l, child)
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{
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//Don't need to update composite nodes.
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if (efl_isa(child, MY_CLASS))
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{
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Efl_Canvas_Vg_Container_Data *child_cd =
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efl_data_scope_get(child, MY_CLASS);
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if (child_cd->comp.src) continue;
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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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Efl_Canvas_Vg_Node_Data *child_nd =
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efl_data_scope_get(child, EFL_CANVAS_VG_NODE_CLASS);
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if (flag & EFL_GFX_CHANGE_FLAG_MATRIX)
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child_nd->flags |= EFL_GFX_CHANGE_FLAG_MATRIX;
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_evas_vg_render_pre(vg_pd, child,
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engine, output, context, surface,
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ctransform, c_a, comp, comp_method);
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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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efl_gfx_color_set(obj, 255, 255, 255, 255);
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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)
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{
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efl_canvas_vg_container_blend_buffer_clear(obj, pd);
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//Destroy comp surface
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if (pd->comp.buffer)
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{
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if (pd->comp.pixels)
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ector_buffer_unmap(pd->comp.buffer, pd->comp.pixels, pd->comp.length);
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efl_unref(pd->comp.buffer);
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}
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efl_unref(pd->comp_target);
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eina_list_free(pd->comp.src);
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eina_hash_free(pd->names);
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efl_destructor(efl_super(obj, MY_CLASS));
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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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//Interpolates Composite
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Efl_Canvas_Vg_Container_Data *fromd = efl_data_scope_get(from, MY_CLASS);
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Efl_Canvas_Vg_Container_Data *tod = efl_data_scope_get(to, MY_CLASS);
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if (fromd->comp_target && tod->comp_target && pd->comp_target)
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{
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if (!efl_gfx_path_interpolate(pd->comp_target,
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fromd->comp_target, tod->comp_target, pos_map))
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return EINA_FALSE;
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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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static void
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_efl_canvas_vg_container_efl_canvas_vg_node_comp_method_set(Eo *obj,
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Efl_Canvas_Vg_Container_Data *pd,
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Efl_Canvas_Vg_Node *target,
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Efl_Gfx_Vg_Composite_Method method)
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{
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if (pd->comp_target == target) return;
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EINA_SAFETY_ON_FALSE_RETURN(efl_isa(target, MY_CLASS));
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if (pd->comp_target)
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{
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Efl_Canvas_Vg_Container_Data *pd2 =
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efl_data_scope_get(pd->comp_target, MY_CLASS);
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pd2->comp.src = eina_list_remove(pd2->comp.src, obj);
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}
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if (target)
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{
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Efl_Canvas_Vg_Container_Data *pd2 = efl_data_scope_get(target, MY_CLASS);
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pd2->comp.src = eina_list_append(pd2->comp.src, obj);
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}
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pd->comp.method = method;
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efl_replace(&pd->comp_target, target);
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efl_canvas_vg_node_change(obj);
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}
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static void
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_efl_canvas_vg_container_efl_object_parent_set(Eo *obj,
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Efl_Canvas_Vg_Container_Data *cd EINA_UNUSED,
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Eo *parent)
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{
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efl_parent_set(efl_super(obj, MY_CLASS), parent);
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Efl_Canvas_Vg_Node_Data *nd = efl_data_scope_get(obj, EFL_CANVAS_VG_NODE_CLASS);
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efl_canvas_vg_container_vg_obj_update(obj, nd);
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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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//Copy Composite
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if (pd->comp_target)
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{
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Eo * comp_target = efl_duplicate(pd->comp_target);
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efl_parent_set(comp_target, container);
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efl_canvas_vg_node_comp_method_set(container, comp_target, pd->comp.method);
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}
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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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void
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efl_canvas_vg_container_vg_obj_update(Efl_VG *obj, Efl_Canvas_Vg_Node_Data *nd)
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{
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if (!obj) return;
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Efl_Canvas_Vg_Container_Data *cd = efl_data_scope_get(obj, MY_CLASS);
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if (!cd) return;
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Eina_List *l;
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Efl_VG* child;
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EINA_LIST_FOREACH(cd->children, l, child)
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{
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Efl_Canvas_Vg_Node_Data *child_nd =
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efl_data_scope_get(child, EFL_CANVAS_VG_NODE_CLASS);
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if (child_nd->vg_obj == nd->vg_obj) continue;
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child_nd->vg_obj = nd->vg_obj;
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child_nd->vd = nd->vd;
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if (efl_isa(child, MY_CLASS))
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efl_canvas_vg_container_vg_obj_update(child, child_nd);
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}
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}
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void
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efl_canvas_vg_container_blend_buffer_clear(Efl_VG *obj EINA_UNUSED, Efl_Canvas_Vg_Container_Data *cd)
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{
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if (!cd->blend.buffer) return;
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if (cd->blend.pixels)
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{
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ector_buffer_unmap(cd->blend.buffer, cd->blend.pixels, cd->blend.length);
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cd->blend.pixels = NULL;
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}
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if (cd->blend.buffer) efl_unref(cd->blend.buffer);
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cd->blend.buffer = NULL;
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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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#include "efl_canvas_vg_container_eo.legacy.c"
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