StyleChain.h

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#pragma once
 
#include <string>
#include <vector>
 
namespace eve::graphics {
class Canvas;
class Graphics;
class Texture;
}  // namespace eve::graphics
 
namespace eve::stylize {
 
class StylePass;
 
class StyleChain {
public:
    StyleChain() = default;
    ~StyleChain() = default;
 
    StyleChain(const StyleChain &) = delete;
    StyleChain &operator=(const StyleChain &) = delete;
 
    void clear();
    void add(StylePass *pass);
    int getPassCount() const { return int(passes_.size()); }
    StylePass *getPass(int index) const;
 
    void apply(graphics::Graphics *gfx, graphics::Texture *source, graphics::Canvas *dest,
               graphics::Canvas *temp = nullptr);
 
    void applyCanvas(graphics::Graphics *gfx, graphics::Canvas *source, graphics::Canvas *dest,
                     graphics::Canvas *temp = nullptr);
 
private:
    std::vector<StylePass *> passes_;
};
 
}  // namespace eve::stylize