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Adding support for image filtering in CanvasKit backend. (flutter/engine#19035)

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Luigi Rosso 2020-06-15 09:01:37 -07:00 committed by GitHub
parent d3317c36f8
commit 6b6e8d35bb
1 changed files with 21 additions and 1 deletions
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22
engine/src/flutter/lib/web_ui/lib/src/engine/compositor/painting.dart
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@ -190,12 +190,31 @@ class SkPaint extends SkiaObject implements ui.Paint {
ui.MaskFilter _maskFilter;
// TODO(yjbanov): implement
@override
ui.FilterQuality get filterQuality => _filterQuality;
@override
set filterQuality(ui.FilterQuality value) {
_filterQuality = value;
_syncFilterQuality(skiaObject);
}
void _syncFilterQuality(js.JsObject object) {
js.JsObject skFilterQuality;
switch (_filterQuality) {
case ui.FilterQuality.none:
skFilterQuality = canvasKit['FilterQuality']['None'];
break;
case ui.FilterQuality.low:
skFilterQuality = canvasKit['FilterQuality']['Low'];
break;
case ui.FilterQuality.medium:
skFilterQuality = canvasKit['FilterQuality']['Medium'];
break;
case ui.FilterQuality.high:
skFilterQuality = canvasKit['FilterQuality']['High'];
break;
}
object.callMethod('setFilterQuality', <js.JsObject>[skFilterQuality]);
}
ui.FilterQuality _filterQuality = ui.FilterQuality.none;
@ -268,6 +287,7 @@ class SkPaint extends SkiaObject implements ui.Paint {
_syncMaskFilter(obj);
_syncColorFilter(obj);
_syncImageFilter(obj);
_syncFilterQuality(obj);
return obj;
}
}