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PixelPaint: Support panning and scaling the image we're working on :^)

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ImageEditor now supports panning (Ctrl+MiddleMouse) and scaling (Wheel)
the image. This took a lot of unpleasant coordinate math, but now it
actually kinda works and feels awesome! :^)
This commit is contained in:
Andreas Kling 2020-05-20 22:29:04 +02:00
parent 58fa9c6e89
commit bf9e190533
4 changed files with 159 additions and 26 deletions
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2
Applications/PixelPaint/Image.h
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@ -51,7 +51,7 @@ public:
void add_layer(NonnullRefPtr<Layer>);
void paint_into(GUI::Painter&, const Gfx::Rect& dest_rect, const Gfx::Rect& src_rect);
void paint_into(GUI::Painter&, const Gfx::Rect& dest_rect);
GUI::Model& layer_model();