1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_BROWSER_ANDROID_COMPOSITED_TOUCH_HANDLE_DRAWABLE_H_ 6 #define CONTENT_BROWSER_ANDROID_COMPOSITED_TOUCH_HANDLE_DRAWABLE_H_ 7 8 #include "content/browser/renderer_host/input/touch_handle.h" 9 10 #include "base/android/jni_android.h" 11 #include "cc/layers/ui_resource_layer.h" 12 13 namespace content { 14 15 // Touch handle drawable implementation backed by a cc layer. 16 class CompositedTouchHandleDrawable : public TouchHandleDrawable { 17 public: 18 CompositedTouchHandleDrawable(cc::Layer* root_layer, 19 float dpi_scale, 20 jobject context); 21 virtual ~CompositedTouchHandleDrawable(); 22 23 // TouchHandleDrawable implementation. 24 virtual void SetEnabled(bool enabled) OVERRIDE; 25 virtual void SetOrientation(TouchHandleOrientation orientation) OVERRIDE; 26 virtual void SetAlpha(float alpha) OVERRIDE; 27 virtual void SetFocus(const gfx::PointF& position) OVERRIDE; 28 virtual void SetVisible(bool visible) OVERRIDE; 29 virtual bool IntersectsWith(const gfx::RectF& rect) const OVERRIDE; 30 31 static bool RegisterHandleViewResources(JNIEnv* env); 32 33 private: 34 void Detach(); 35 gfx::RectF BoundingRect() const; 36 37 const float dpi_scale_; 38 TouchHandleOrientation orientation_; 39 gfx::PointF focal_position_; 40 gfx::Vector2dF focal_offset_from_origin_; 41 scoped_refptr<cc::UIResourceLayer> layer_; 42 43 DISALLOW_COPY_AND_ASSIGN(CompositedTouchHandleDrawable); 44 }; 45 46 } // namespace content 47 48 #endif // CONTENT_BROWSER_ANDROID_COMPOSITED_TOUCH_HANDLE_DRAWABLE_H_ 49