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| author | wangxianzhu@chromium.org <wangxianzhu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-02-25 19:59:20 +0000 |
|---|---|---|
| committer | wangxianzhu@chromium.org <wangxianzhu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-02-25 19:59:20 +0000 |
| commit | ab663691cfdadbbd7788b61d572d4fb4b893b973 (patch) | |
| tree | b497debb6bfd0203729b82cec96e90b2c282ed54 /cc/picture_image_layer.h | |
| parent | ad5b52cb2297821b417fa627270ffb4e6c213d00 (diff) | |
| download | chromium_src-ab663691cfdadbbd7788b61d572d4fb4b893b973.zip chromium_src-ab663691cfdadbbd7788b61d572d4fb4b893b973.tar.gz chromium_src-ab663691cfdadbbd7788b61d572d4fb4b893b973.tar.bz2 | |
Efficiently handle image layer scaling
1. Convert image scale caused by change of width/height to transformation scale in WebImageLayerImpl.
2. Don't scale up/down images when rastering image layers except for minimum contents scale.
BUG=172563
Review URL: https://chromiumcodereview.appspot.com/12326022
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@184464 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'cc/picture_image_layer.h')
| -rw-r--r-- | cc/picture_image_layer.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/cc/picture_image_layer.h b/cc/picture_image_layer.h index 442f687..c0255e8 100644 --- a/cc/picture_image_layer.h +++ b/cc/picture_image_layer.h @@ -20,10 +20,9 @@ class CC_EXPORT PictureImageLayer : public PictureLayer, ContentLayerClient { void setBitmap(const SkBitmap& image); // Layer implementation. - virtual void update( - ResourceUpdateQueue& queue, - const OcclusionTracker* tracker, - RenderingStats* stats) OVERRIDE; + virtual scoped_ptr<LayerImpl> createLayerImpl( + LayerTreeImpl* treeImpl) OVERRIDE; + virtual bool drawsContent() const OVERRIDE; // ContentLayerClient implementation. virtual void paintContents( @@ -36,7 +35,6 @@ class CC_EXPORT PictureImageLayer : public PictureLayer, ContentLayerClient { virtual ~PictureImageLayer(); SkBitmap bitmap_; - gfx::Size bounds_; }; } // namespace cc |