mirror of
https://github.com/flutter/flutter.git
synced 2025-06-03 00:51:18 +00:00
d5fe622a22
We had a remarkable number of analyzer failures. I'll fix the bots to analyze across the whole project in a follow-up patch, that should prevent this in the future. @abarth
43 lines
1.5 KiB
Dart
43 lines
1.5 KiB
Dart
// Copyright 2015 The Chromium Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
import 'dart:sky';
|
|
|
|
void beginFrame(double timeStamp) {
|
|
double size = 100.0;
|
|
PictureRecorder recorder = new PictureRecorder();
|
|
final double devicePixelRatio = view.devicePixelRatio;
|
|
Canvas canvas = new Canvas(recorder, new Rect.fromLTWH(0.0, 0.0, view.width * devicePixelRatio, view.height * devicePixelRatio));
|
|
canvas.scale(devicePixelRatio, devicePixelRatio);
|
|
canvas.translate(size + 10.0, size + 10.0);
|
|
|
|
Paint paint = new Paint();
|
|
paint.color = const Color.fromARGB(255, 0, 255, 0);
|
|
var builder = new LayerDrawLooperBuilder()
|
|
// Shadow layer.
|
|
..addLayerOnTop(
|
|
new DrawLooperLayerInfo()
|
|
..setPaintBits(PaintBits.all)
|
|
..setOffset(const Offset(5.0, 5.0))
|
|
..setColorMode(TransferMode.src),
|
|
new Paint()
|
|
..color = const Color.fromARGB(128, 55, 55, 55)
|
|
..setMaskFilter(
|
|
new MaskFilter.blur(BlurStyle.normal, 5.0, highQuality: true))
|
|
)
|
|
// Main layer.
|
|
..addLayerOnTop(new DrawLooperLayerInfo(), new Paint());
|
|
paint.setDrawLooper(builder.build());
|
|
|
|
canvas.drawPaint(
|
|
new Paint()..color = const Color.fromARGB(255, 255, 255, 255));
|
|
canvas.drawRect(new Rect.fromLTRB(-size, -size, size, size), paint);
|
|
view.picture = recorder.endRecording();
|
|
}
|
|
|
|
void main() {
|
|
view.setFrameCallback(beginFrame);
|
|
view.scheduleFrame();
|
|
}
|