third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h - Issue 2255683005: Determine if OffscreenCanvas is paintable in different rendering contexts

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Unified Diff: third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h

Issue 2255683005: Determine if OffscreenCanvas is paintable in different rendering contexts (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@Canvas2DTypecast

Patch Set: enum Created 4 years, 4 months ago

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« no previous file with comments | « third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp ('k') | third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.h » ('j') | third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp » ('J')
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Index: third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h

diff --git a/third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h b/third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h

index aaf33831899d843bca629adb615a885a1ec6f7f2..8bd665e60ba868a85119326d398b030fe81fe4cb 100644

--- a/third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h

+++ b/third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h

@@ -81,6 +81,9 @@ public:

// Return true if the content is updated.

virtual bool paintRenderingResultsToCanvas(SourceDrawingBuffer) { return false; }

+ // Note: this function is strictly for OffscreenCanvas only.

+ virtual bool isPaintable() const = 0;

virtual WebLayer* platformLayer() const { return nullptr; }

enum LostContextMode {