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LibGfx: Add ability to draw inverted rectangles

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Tom 2020-09-07 22:25:30 -06:00 • committed by Andreas Kling
parent c460f4a3cb
commit 607c78336b
3 changed files with 52 additions and 11 deletions
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4
Libraries/LibGfx/Painter.h
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@ -103,7 +103,8 @@ public:
enum class DrawOp {
Copy,
Xor
Xor,
Invert
};
void set_draw_op(DrawOp op) { state().draw_op = op; }
DrawOp draw_op() const { return state().draw_op; }
@ -128,6 +129,7 @@ public:
protected:
void set_pixel_with_draw_op(u32& pixel, const Color&);
void fill_scanline_with_draw_op(int y, int x, int width, const Color& color);
void fill_rect_with_draw_op(const IntRect&, Color);
void blit_with_alpha(const IntPoint&, const Gfx::Bitmap&, const IntRect& src_rect);
void blit_with_opacity(const IntPoint&, const Gfx::Bitmap&, const IntRect& src_rect, float opacity);