| // Copyright 2015 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 "modules/canvas2d/TouchHitRegion.h" |
| |
| #include "core/dom/Touch.h" |
| #include "core/html/HTMLCanvasElement.h" |
| |
| namespace blink { |
| |
| String TouchHitRegion::region(Touch& touch) |
| { |
| if (!touch.target() || !isHTMLCanvasElement(touch.target()->toNode())) |
| return String(); |
| |
| HTMLCanvasElement* canvas = toHTMLCanvasElement(touch.target()->toNode()); |
| return regionIdFromAbsoluteLocation(*canvas, touch.absoluteLocation()); |
| } |
| |
| } // namespace blink |
