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Starfield: Modify speed by Plus or Minus keypresses

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Although this is supposed to be a screensaver, it makes all the sense in
the world that it should support modifying the speed interactively. :^)
This commit is contained in:
Pedro Pereira 2021-11-21 10:46:04 +00:00 • committed by Linus Groh
commit efe5f37b04
Notes: sideshowbarker 2024-07-18 00:54:25 +09:00
1 changed files with 12 additions and 2 deletions
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12
Userland/Demos/Starfield/Starfield.cpp
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@ -85,9 +85,19 @@ void Starfield::mousedown_event(GUI::MouseEvent&)
GUI::Application::the()->quit(); GUI::Application::the()->quit();
} }
void Starfield::keydown_event(GUI::KeyEvent&) void Starfield::keydown_event(GUI::KeyEvent& event)
{ {
switch (event.key()) {
case Key_Plus:
m_speed++;
break;
case Key_Minus:
if (--m_speed < 1)
m_speed = 1;
break;
default:
GUI::Application::the()->quit(); GUI::Application::the()->quit();
}
} }
void Starfield::paint_event(GUI::PaintEvent& event) void Starfield::paint_event(GUI::PaintEvent& event)