src/shapes/paint/shape_paint_mutator.cpp

#include "rive/shapes/paint/shape_paint_mutator.hpp"
#include "rive/component.hpp"
#include "rive/shapes/paint/shape_paint.hpp"

using namespace rive;

StatusCode ShapePaintMutator::initPaintMutator(Component* component)
{
    m_flags = Flags::translucent | Flags::visible;
    auto parent = component->parent();
    m_component = component;
    if (parent->is<ShapePaint>())
    {
        if (parent->as<ShapePaint>()->renderPaint() != nullptr)
        {
            DEBUG_PRINT(
                "ShapePaintMutator::initPaintMutator - ShapePaint has already "
                "been asigned a mutator. Does this file have multiple solid "
                "color/gradients in one single fill/stroke?");
            return StatusCode::InvalidObject;
        }
        // Set this object as the mutator for the shape paint and get a
        // reference to the paint we'll be mutating.
        m_renderPaint = parent->as<ShapePaint>()->initRenderPaint(this);
        return StatusCode::Ok;
    }
    return StatusCode::MissingObject;
}
void ShapePaintMutator::renderOpacity(float value)
{
    if (m_renderOpacity == value)
    {
        return;
    }
    m_renderOpacity = value;
    renderOpacityChanged();
}

bool ShapePaintMutator::isTranslucent() const
{
    return (m_flags & Flags::translucent) == Flags::translucent;
}

bool ShapePaintMutator::isVisible() const
{
    return (m_flags & Flags::visible) == Flags::visible;
}