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Allow updating the rasterizer tracing threshold from Dart

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This commit is contained in:
Chinmay Garde 2015-10-07 11:22:51 -07:00
parent 90d47520fd
commit 73dce01e87
4 changed files with 31 additions and 9 deletions
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8
packages/flutter/lib/src/rendering/layer.dart
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@ -93,18 +93,22 @@ class StatisticsLayer extends Layer {
StatisticsLayer({ StatisticsLayer({
Offset offset: Offset.zero, Offset offset: Offset.zero,
this.paintBounds, this.paintBounds,
this.optionsMask this.optionsMask,
this.rasterizerThreshold
}) : super(offset: offset); }) : super(offset: offset);
/// The rectangle in this layer's coodinate system that bounds the recording /// The rectangle in this layer's coodinate system that bounds the recording
Rect paintBounds; Rect paintBounds;
/// A mask specifying the statistics to display /// A mask specifying the statistics to display
int optionsMask; final int optionsMask;
final int rasterizerThreshold;
void addToScene(sky.SceneBuilder builder, Offset layerOffset) { void addToScene(sky.SceneBuilder builder, Offset layerOffset) {
assert(optionsMask != null); assert(optionsMask != null);
builder.addStatistics(optionsMask, paintBounds.shift(layerOffset)); builder.addStatistics(optionsMask, paintBounds.shift(layerOffset));
builder.setRasterizerTracingThreshold(rasterizerThreshold);
} }
} }

5
packages/flutter/lib/src/rendering/object.dart
View File

@ -132,11 +132,12 @@ class PaintingContext {
} }
} }
void paintStatistics(int optionsMask, Offset offset, Size size) { void paintStatistics(int optionsMask, int rasterizerThreshold, Offset offset, Size size) {
StatisticsLayer statsLayer = new StatisticsLayer( StatisticsLayer statsLayer = new StatisticsLayer(
offset: offset, offset: offset,
paintBounds: new Rect.fromLTWH(0.0, 0.0, size.width, size.height), paintBounds: new Rect.fromLTWH(0.0, 0.0, size.width, size.height),
optionsMask : optionsMask optionsMask : optionsMask,
rasterizerThreshold : rasterizerThreshold
); );
_containerLayer.append(statsLayer); _containerLayer.append(statsLayer);
} }

16
packages/flutter/lib/src/rendering/statistics_box.dart
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@ -7,7 +7,9 @@ import 'package:sky/src/rendering/object.dart';
class StatisticsBox extends RenderBox { class StatisticsBox extends RenderBox {
StatisticsBox({int optionsMask: 0}) : _optionsMask = optionsMask; StatisticsBox({int optionsMask: 0, int rasterizerThreshold: 0})
: _optionsMask = optionsMask,
_rasterizerThreshold = rasterizerThreshold;
int _optionsMask; int _optionsMask;
int get optionsMask => _optionsMask; int get optionsMask => _optionsMask;
@ -19,6 +21,16 @@ class StatisticsBox extends RenderBox {
markNeedsPaint(); markNeedsPaint();
} }
int _rasterizerThreshold;
int get rasterizerThreshold => _rasterizerThreshold;
void set rasterizerThreshold (int threshold) {
if (threshold == _rasterizerThreshold) {
return;
}
_rasterizerThreshold = threshold;
markNeedsPaint();
}
bool get sizedByParent => true; bool get sizedByParent => true;
double getMinIntrinsicWidth(BoxConstraints constraints) { double getMinIntrinsicWidth(BoxConstraints constraints) {
@ -42,6 +54,6 @@ class StatisticsBox extends RenderBox {
} }
void paint(PaintingContext context, Offset offset) { void paint(PaintingContext context, Offset offset) {
context.paintStatistics(optionsMask, offset, size); context.paintStatistics(optionsMask, rasterizerThreshold, offset, size);
} }
} }

11
packages/flutter/lib/src/widgets/statistics_overlay.dart
View File

@ -40,10 +40,10 @@ class StatisticsOverlay extends LeafRenderObjectWidget {
/// Create a statistics overlay that only displays specific statistics. The /// Create a statistics overlay that only displays specific statistics. The
/// mask is created by shifting 1 by the index of the specific StatisticOption /// mask is created by shifting 1 by the index of the specific StatisticOption
/// to enable. /// to enable.
StatisticsOverlay({ this.optionsMask, Key key }) : super(key: key); StatisticsOverlay({ this.optionsMask, this.rasterizerThreshold: 0, Key key }) : super(key: key);
/// Create a statistics overaly that displays all available statistics /// Create a statistics overaly that displays all available statistics
StatisticsOverlay.allEnabled({ Key key }) : super(key: key), optionsMask = ( StatisticsOverlay.allEnabled({ Key key, this.rasterizerThreshold: 0 }) : super(key: key), optionsMask = (
1 << StatisticsOption.displayRasterizerStatistics.index | 1 << StatisticsOption.displayRasterizerStatistics.index |
1 << StatisticsOption.visualizeRasterizerStatistics.index | 1 << StatisticsOption.visualizeRasterizerStatistics.index |
1 << StatisticsOption.displayEngineStatistics.index | 1 << StatisticsOption.displayEngineStatistics.index |
@ -51,10 +51,15 @@ class StatisticsOverlay extends LeafRenderObjectWidget {
); );
final int optionsMask; final int optionsMask;
final int rasterizerThreshold;
StatisticsBox createRenderObject() => new StatisticsBox(optionsMask: optionsMask); StatisticsBox createRenderObject() => new StatisticsBox(
optionsMask: optionsMask,
rasterizerThreshold: rasterizerThreshold
);
void updateRenderObject(StatisticsBox renderObject, RenderObjectWidget oldWidget) { void updateRenderObject(StatisticsBox renderObject, RenderObjectWidget oldWidget) {
renderObject.optionsMask = optionsMask; renderObject.optionsMask = optionsMask;
renderObject.rasterizerThreshold = rasterizerThreshold;
} }
} }