2024-05-08 22:43:27 +04:00

73 lines
3.0 KiB
C++

#ifndef CoreGraphicsCanvasImpl_h
#define CoreGraphicsCanvasImpl_h
#include "Canvas.h"
namespace lottieRendering {
class ImageImpl: public Image {
public:
ImageImpl(::CGImageRef image);
virtual ~ImageImpl();
::CGImageRef nativeImage() const;
private:
CGImageRef _image = nil;
};
class CanvasImpl: public Canvas {
public:
CanvasImpl(int width, int height);
CanvasImpl(CGContextRef context, int width, int height);
virtual ~CanvasImpl();
virtual int width() const override;
virtual int height() const override;
std::shared_ptr<Canvas> makeLayer(int width, int height) override;
virtual void saveState() override;
virtual void restoreState() override;
virtual void fillPath(std::shared_ptr<lottie::CGPath> const &path, FillRule fillRule, Color const &color) override;
virtual void linearGradientFillPath(std::shared_ptr<lottie::CGPath> const &path, FillRule fillRule, Gradient const &gradient, lottie::Vector2D const &start, lottie::Vector2D const &end) override;
virtual void radialGradientFillPath(std::shared_ptr<lottie::CGPath> const &path, FillRule fillRule, Gradient const &gradient, lottie::Vector2D const &startCenter, double startRadius, lottie::Vector2D const &endCenter, double endRadius) override;
virtual void strokePath(std::shared_ptr<lottie::CGPath> const &path, double lineWidth, LineJoin lineJoin, LineCap lineCap, double dashPhase, std::vector<double> const &dashPattern, Color const &color) override;
virtual void linearGradientStrokePath(std::shared_ptr<lottie::CGPath> const &path, double lineWidth, LineJoin lineJoin, LineCap lineCap, double dashPhase, std::vector<double> const &dashPattern, Gradient const &gradient, lottie::Vector2D const &start, lottie::Vector2D const &end) override;
virtual void radialGradientStrokePath(std::shared_ptr<lottie::CGPath> const &path, double lineWidth, LineJoin lineJoin, LineCap lineCap, double dashPhase, std::vector<double> const &dashPattern, Gradient const &gradient, lottie::Vector2D const &startCenter, double startRadius, lottie::Vector2D const &endCenter, double endRadius) override;
virtual void fill(lottie::CGRect const &rect, Color const &fillColor) override;
virtual void setBlendMode(BlendMode blendMode) override;
virtual void setAlpha(double alpha) override;
virtual void concatenate(lottie::CATransform3D const &transform) override;
virtual std::shared_ptr<Image> makeImage() const;
virtual void draw(std::shared_ptr<Canvas> const &other, lottie::CGRect const &rect) override;
CGContextRef nativeContext() const {
return _context;
}
std::vector<uint8_t> &backingData() {
return _backingData;
}
int bytesPerRow() {
return _bytesPerRow;
}
private:
int _width = 0;
int _height = 0;
int _bytesPerRow = 0;
std::vector<uint8_t> _backingData;
CGContextRef _context = nil;
CGContextRef _topContext = nil;
CGLayerRef _layer = nil;
};
}
#endif