| // Copyright 2016 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. |
| |
| #include "core/paint/HTMLCanvasPaintInvalidator.h" |
| |
| #include "core/html/HTMLCanvasElement.h" |
| #include "core/layout/LayoutHTMLCanvas.h" |
| #include "core/paint/BoxPaintInvalidator.h" |
| #include "core/paint/PaintInvalidator.h" |
| |
| namespace blink { |
| |
| PaintInvalidationReason HTMLCanvasPaintInvalidator::invalidatePaintIfNeeded() { |
| PaintInvalidationReason reason = |
| BoxPaintInvalidator(m_htmlCanvas, m_context).invalidatePaintIfNeeded(); |
| |
| HTMLCanvasElement* element = toHTMLCanvasElement(m_htmlCanvas.node()); |
| if (element->isDirty()) { |
| element->doDeferredPaintInvalidation(); |
| if (reason < PaintInvalidationRectangle) |
| reason = PaintInvalidationRectangle; |
| } |
| |
| return reason; |
| } |
| |
| } // namespace blink |
