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vg_common: apply related coordinates for linear gradient 

multiply it with object size or with view box sizes depending on
gradientUnits value
This commit is contained in:
Vitalii Vorobiov 2017-02-21 17:40:15 +02:00 committed by Jean-Philippe Andre
parent 405e56ac55
commit f81f031ceb
1 changed files with 21 additions and 15 deletions
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36
src/static_libs/vg_common/vg_common.c
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@ -547,23 +547,29 @@ vg_common_svg_node_free(Svg_Node *node)
}
static Efl_VG *
_apply_gradient_property(Svg_Style_Gradient *g)
_apply_gradient_property(Svg_Style_Gradient *g, Efl_VG *vg, Vg_File_Data *vg_data)
{
Efl_VG *grad_obj = NULL;
Efl_Gfx_Gradient_Stop *stops, *stop;
int stop_count = 0, i = 0;
Eina_List *l;
Eina_Rect r = { 0, 0, 1, 1 };
/*
//TODO: apply actual sizes (imporve bounds_get function?)...
//for example with figures and paths
if (!g->user_space)
//get bounding box
*/
evas_vg_node_bounds_get(vg, &r);
else
{
r.w = vg_data->view_box.w;
r.h = vg_data->view_box.h;
}
if (g->type == SVG_LINEAR_GRADIENT)
{
grad_obj = evas_vg_gradient_linear_add(NULL);
evas_vg_gradient_linear_start_set(grad_obj, g->linear->x1, g->linear->y1);
evas_vg_gradient_linear_end_set(grad_obj, g->linear->x2, g->linear->y2);
evas_vg_gradient_linear_start_set(grad_obj, g->linear->x1 * r.w + r.x, g->linear->y1 * r.h + r.y);
evas_vg_gradient_linear_end_set(grad_obj, g->linear->x2 * r.w + r.x, g->linear->y2 * r.h + r.y);
}
else if (g->type == SVG_RADIAL_GRADIENT)
{
@ -590,7 +596,7 @@ _apply_gradient_property(Svg_Style_Gradient *g)
stops[i].r = stop->r;
stops[i].g = stop->g;
stops[i].b = stop->b;
stops[i].a = stop->a;
stops[i].a = 255;
stops[i].offset = stop->offset;
i++;
}
@ -602,7 +608,7 @@ _apply_gradient_property(Svg_Style_Gradient *g)
// vg tree creation
static void
_apply_vg_property(Svg_Node *node, Efl_VG *vg)
_apply_vg_property(Svg_Node *node, Efl_VG *vg, Vg_File_Data *vg_data)
{
Svg_Style_Property *style = node->style;
@ -626,7 +632,7 @@ _apply_vg_property(Svg_Node *node, Efl_VG *vg)
else if (style->fill.paint.gradient)
{
// if the fill has gradient then apply.
evas_vg_shape_fill_set(vg, _apply_gradient_property(style->fill.paint.gradient));
evas_vg_shape_fill_set(vg, _apply_gradient_property(style->fill.paint.gradient, vg, vg_data));
}
else if (style->fill.paint.cur_color)
{
@ -653,7 +659,7 @@ _apply_vg_property(Svg_Node *node, Efl_VG *vg)
else if (style->stroke.paint.gradient)
{
// if the fill has gradient then apply.
evas_vg_shape_stroke_fill_set(vg, _apply_gradient_property(style->stroke.paint.gradient));
evas_vg_shape_stroke_fill_set(vg, _apply_gradient_property(style->stroke.paint.gradient, vg, vg_data));
}
else if (style->stroke.paint.url)
{
@ -690,7 +696,7 @@ _add_polyline(Efl_VG *vg, double *array, int size, Eina_Bool polygon)
}
static Efl_VG *
vg_common_create_vg_node_helper(Svg_Node *node, Efl_VG *parent)
vg_common_create_vg_node_helper(Svg_Node *node, Efl_VG *parent, Vg_File_Data *vg_data)
{
Efl_VG *vg = NULL;
Svg_Node *child;
@ -702,10 +708,10 @@ vg_common_create_vg_node_helper(Svg_Node *node, Efl_VG *parent)
case SVG_NODE_G:
{
vg = evas_vg_container_add(parent);
_apply_vg_property(node, vg);
_apply_vg_property(node, vg, vg_data);
EINA_LIST_FOREACH(node->child, l, child)
{
vg_common_create_vg_node_helper(child, vg);
vg_common_create_vg_node_helper(child, vg, vg_data);
}
return vg;
}
@ -751,7 +757,7 @@ vg_common_create_vg_node_helper(Svg_Node *node, Efl_VG *parent)
break;
}
if (vg)
_apply_vg_property(node, vg);
_apply_vg_property(node, vg, vg_data);
return vg;
}
@ -768,7 +774,7 @@ vg_common_create_vg_node(Svg_Node *node)
vg_data->view_box.w = node->node.doc.vw;
vg_data->view_box.h = node->node.doc.vh;
vg_data->preserve_aspect = node->node.doc.preserve_aspect;
vg_data->root = vg_common_create_vg_node_helper(node, NULL);
vg_data->root = vg_common_create_vg_node_helper(node, NULL, vg_data);
return vg_data;
}