56 lines
1 KiB
C++
56 lines
1 KiB
C++
#ifndef CANVASPREVIEW_H
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#define CANVASPREVIEW_H
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#include "software_global.h"
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namespace paysages {
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namespace software {
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/**
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* @brief Smaller preview of a Canvas rendering, that can be watched live.
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*/
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class SOFTWARESHARED_EXPORT CanvasPreview
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{
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public:
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CanvasPreview();
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~CanvasPreview();
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inline int getWidth() const {return width;}
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inline int getHeight() const {return height;}
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void setSize(int real_width, int real_height, int preview_width, int preview_height);
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void reset();
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void initLive(CanvasLiveClient *client);
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void updateLive(CanvasLiveClient *client);
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void pushPixel(int real_x, int real_y, const Color &old_color, const Color &new_color);
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protected:
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void setAllDirty();
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private:
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Mutex *lock;
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Color *pixels;
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int width;
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int height;
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ColorProfile *profile;
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int dirty_left;
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int dirty_right;
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int dirty_down;
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int dirty_up;
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bool scaled;
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double factor;
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double factor_x;
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double factor_y;
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};
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}
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}
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#endif // CANVASPREVIEW_H
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