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WindowServer: Draw minimize animation inverted

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Inverting the pixels makes the animation visible over most colors.
This commit is contained in:
Tom 2020-09-07 22:25:53 -06:00 committed by Andreas Kling
parent 607c78336b
commit 0c2d36d1cd
Notes: sideshowbarker 2024-07-19 02:50:49 +09:00 
Author: https://github.com/tomuta
Commit: https://github.com/SerenityOS/serenity/commit/0c2d36d1cd6
Pull-request: https://github.com/SerenityOS/serenity/pull/3435
1 changed files with 4 additions and 1 deletions
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5
Services/WindowServer/Compositor.cpp
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@ -641,6 +641,9 @@ void Compositor::flip_buffers()
void Compositor::run_animations(Gfx::DisjointRectSet& flush_rects)
{
static const int minimize_animation_steps = 10;
auto& painter = *m_back_painter;
Gfx::PainterStateSaver saver(painter);
painter.set_draw_op(Gfx::Painter::DrawOp::Invert);
WindowManager::the().for_each_window([&](Window& window) {
if (window.in_minimize_animation()) {
@ -665,7 +668,7 @@ void Compositor::run_animations(Gfx::DisjointRectSet& flush_rects)
dbg() << "Minimize animation from " << from_rect << " to " << to_rect << " frame# " << animation_index << " " << rect;
#endif
m_back_painter->draw_rect(rect, Color::White);
painter.draw_rect(rect, Color::Transparent); // Color doesn't matter, we draw inverted
flush_rects.add(rect);
invalidate_screen(rect);