vg_load_svg: Support dasharray attribute for stroke

Summary:
It supports stroke-dasharray, one of the stroke properties of svg.
https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/stroke-dasharray

Test Plan:
[Test SVG]
<svg viewBox="0 0 30 10" xmlns="http://www.w3.org/2000/svg">
  <!-- No dashes nor gaps -->
  <line x1="0" y1="1" x2="30" y2="1" stroke="black" />

  <!-- Dashes and gaps of the same size -->
  <line x1="0" y1="3" x2="30" y2="3" stroke="black"
          stroke-dasharray="4" />

  <!-- Dashes and gaps of different sizes -->
  <line x1="0" y1="5" x2="30" y2="5" stroke="black"
          stroke-dasharray="4 1" />

  <!-- Dashes and gaps of various sizes with an odd number of values -->
  <line x1="0" y1="7" x2="30" y2="7" stroke="black"
          stroke-dasharray="4 1 2" />

  <!-- Dashes and gaps of various sizes with an even number of values -->
  <line x1="0" y1="9" x2="30" y2="9" stroke="black"
          stroke-dasharray="4 1 2 3" />
</svg>

Reviewers: Hermet, smohanty

Reviewed By: Hermet

Subscribers: kimcinoo, herb, cedric, #committers, #reviewers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D12146

1 files changed, 3 insertions, 0 deletions

diff --git a/src/static_libs/vg_common/vg_common_svg.c b/src/static_libs/vg_common/vg_common_svg.c
index f5b71c43d2..38e203b205 100644
--- a/src/static_libs/vg_common/vg_common_svg.c
+++ b/src/static_libs/vg_common/vg_common_svg.c
@@ -498,6 +498,7 @@ _node_style_free(Svg_Style_Property *style)
    eina_stringshare_del(style->fill.paint.url);
    _svg_style_gradient_free(style->stroke.paint.gradient);
    eina_stringshare_del(style->stroke.paint.url);
+   if (style->stroke.dash) free(style->stroke.dash);
    free(style);
 }
 
@@ -770,6 +771,8 @@ _apply_vg_property(Svg_Node *node, Efl_VG *vg, Efl_VG *parent, Vg_File_Data *vg_
    efl_gfx_shape_stroke_cap_set(vg, style->stroke.cap);
    efl_gfx_shape_stroke_join_set(vg, style->stroke.join);
    efl_gfx_shape_stroke_scale_set(vg, style->stroke.scale);
+   if (style->stroke.dash && style->stroke.dash_count > 0)
+     efl_gfx_shape_stroke_dash_set(vg, style->stroke.dash, style->stroke.dash_count);
 
    // if stroke property is NULL then do nothing
    if (style->stroke.paint.none)