2024-06-12 23:04:22 +04:00

66 lines
3.0 KiB
C++

#ifndef CoreGraphicsCoreGraphicsCanvasImpl_h
#define CoreGraphicsCoreGraphicsCanvasImpl_h
#include <LottieCpp/LottieCpp.h>
#include <QuartzCore/QuartzCore.h>
namespace lottie {
class CoreGraphicsCanvasImpl: public Canvas {
class Layer;
public:
class Image {
public:
Image(::CGImageRef image);
virtual ~Image();
::CGImageRef nativeImage() const;
private:
CGImageRef _image = nil;
};
public:
CoreGraphicsCanvasImpl(int width, int height);
CoreGraphicsCanvasImpl(CGContextRef context, int width, int height);
virtual ~CoreGraphicsCanvasImpl();
std::shared_ptr<Canvas> makeLayer(int width, int height) override;
virtual void saveState() override;
virtual void restoreState() override;
virtual void fillPath(CanvasPathEnumerator const &enumeratePath, lottie::FillRule fillRule, lottie::Color const &color) override;
virtual void linearGradientFillPath(CanvasPathEnumerator const &enumeratePath, lottie::FillRule fillRule, Gradient const &gradient, lottie::Vector2D const &start, lottie::Vector2D const &end) override;
virtual void radialGradientFillPath(CanvasPathEnumerator const &enumeratePath, lottie::FillRule fillRule, Gradient const &gradient, lottie::Vector2D const &startCenter, float startRadius, lottie::Vector2D const &endCenter, float endRadius) override;
virtual void strokePath(CanvasPathEnumerator const &enumeratePath, float lineWidth, lottie::LineJoin lineJoin, lottie::LineCap lineCap, float dashPhase, std::vector<float> const &dashPattern, lottie::Color const &color) override;
virtual void linearGradientStrokePath(CanvasPathEnumerator const &enumeratePath, float lineWidth, lottie::LineJoin lineJoin, lottie::LineCap lineCap, float dashPhase, std::vector<float> const &dashPattern, Gradient const &gradient, lottie::Vector2D const &start, lottie::Vector2D const &end) override;
virtual void radialGradientStrokePath(CanvasPathEnumerator const &enumeratePath, float lineWidth, lottie::LineJoin lineJoin, lottie::LineCap lineCap, float dashPhase, std::vector<float> const &dashPattern, Gradient const &gradient, lottie::Vector2D const &startCenter, float startRadius, lottie::Vector2D const &endCenter, float endRadius) override;
virtual void fill(lottie::CGRect const &rect, lottie::Color const &fillColor) override;
virtual void setBlendMode(BlendMode blendMode) override;
virtual void concatenate(lottie::Transform2D const &transform) override;
virtual std::shared_ptr<Image> makeImage();
virtual void draw(std::shared_ptr<Canvas> const &other, float alpha, lottie::CGRect const &rect) override;
virtual void pushLayer(CGRect const &rect) override;
virtual void popLayer() override;
std::vector<uint8_t> &backingData();
int bytesPerRow();
private:
std::shared_ptr<Layer> &currentLayer();
private:
CGContextRef _topContext = nil;
std::vector<std::shared_ptr<Layer>> _layerStack;
};
}
#endif