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Small fixes and nits to make null-safe simpler (#686)

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This commit is contained in:
Luan Nico
2021-02-26 09:45:50 -05:00
committed by GitHub
parent 09631a23a5
commit f6db096ac6
20 changed files with 41 additions and 62 deletions
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10
doc/examples/gestures/lib/main_multitap_advanced.dart
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@@ -17,18 +17,12 @@ class MyGame extends BaseGame
with MultiTouchTapDetector, MultiTouchDragDetector {
final _whitePaint = BasicPalette.white.paint;
Paint _paint;
final Map<int, Rect> _taps = {};
Vector2 _start;
Vector2 _end;
Rect _panRect;
MyGame() {
_paint = _whitePaint;
}
@override
void onTapDown(int pointerId, TapDownDetails details) {
_taps[pointerId] = Rect.fromLTWH(
@@ -83,11 +77,11 @@ class MyGame extends BaseGame
void render(Canvas canvas) {
super.render(canvas);
_taps.values.forEach((rect) {
canvas.drawRect(rect, _paint);
canvas.drawRect(rect, _whitePaint);
});
if (_panRect != null) {
canvas.drawRect(_panRect, _paint);
canvas.drawRect(_panRect, _whitePaint);
}
}
}