submodule/rive-cpp/src/shapes/paint/shape_paint_mutator.cpp

   1 #include "rive/shapes/paint/shape_paint_mutator.hpp"
   2 #include "rive/component.hpp"
   3 #include "rive/shapes/paint/shape_paint.hpp"
   4
   5 using namespace rive;
   6
   7 bool ShapePaintMutator::initPaintMutator(Component* component) {
   8     auto parent = component->parent();
   9     m_Component = component;
  10     if (parent->is<ShapePaint>()) {
  11         // Set this object as the mutator for the shape paint and get a
  12         // reference to the paint we'll be mutating.
  13         m_RenderPaint = parent->as<ShapePaint>()->initRenderPaint(this);
  14         return true;
  15     }
  16     return false;
  17 }
  18
  19 void ShapePaintMutator::renderOpacity(float value) {
  20     if (m_RenderOpacity == value) {
  21         return;
  22     }
  23     m_RenderOpacity = value;
  24     renderOpacityChanged();
  25 }