Method setColor

example/pathtest.cpp:45–47

      mShape = evas_vg_shape_add(mApp->root());
  }
  void setColor(int r, int g, int b, int a) {
    evas_vg_node_color_set(mShape, r, g, b, a);
  }

  void setStrokeColor(int r, int g, int b, int a) {
    evas_vg_shape_stroke_color_set(mShape, r, g, b, a);