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WindowServer: Factor out some parts of compose().

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The main compositing loop was getting pretty unwieldy. Break out some parts
into functions so it's more understandable.
This commit is contained in:
Andreas Kling 2019-04-10 13:51:47 +02:00
parent f6543c5946
commit 30e2d62c38
4 changed files with 85 additions and 71 deletions
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4
SharedGraphics/Painter.h
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@ -26,8 +26,7 @@ public:
void draw_line(const Point&, const Point&, Color);
void draw_focus_rect(const Rect&);
void draw_scaled_bitmap(const Rect& dst_rect, const GraphicsBitmap&, const Rect& src_rect);
void blit(const Point&, const GraphicsBitmap&, const Rect& src_rect);
void blit_with_opacity(const Point&, const GraphicsBitmap&, const Rect& src_rect, float opacity);
void blit(const Point&, const GraphicsBitmap&, const Rect& src_rect, float opacity = 1.0f);
void draw_text(const Rect&, const char* text, int length, const Font&, TextAlignment = TextAlignment::TopLeft, Color = Color::Black, TextElision = TextElision::None);
void draw_text(const Rect&, const char* text, int length, TextAlignment = TextAlignment::TopLeft, Color = Color::Black, TextElision = TextElision::None);
@ -61,6 +60,7 @@ protected:
void set_pixel_with_draw_op(dword& pixel, const Color&);
void fill_rect_with_draw_op(const Rect&, Color);
void blit_with_alpha(const Point&, const GraphicsBitmap&, const Rect& src_rect);
void blit_with_opacity(const Point&, const GraphicsBitmap&, const Rect& src_rect, float opacity);
struct State {
const Font* font;