text: // Copyright 2013 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.
  
  #ifndef CONTENT_COMMON_INPUT_SYNTHETIC_WEB_INPUT_EVENT_BUILDERS_H_
  #define CONTENT_COMMON_INPUT_SYNTHETIC_WEB_INPUT_EVENT_BUILDERS_H_
  
  #include "base/time/time.h"
  #include "content/common/content_export.h"
  #include "third_party/WebKit/public/platform/WebGestureEvent.h"
  #include "third_party/WebKit/public/platform/WebInputEvent.h"
  #include "third_party/WebKit/public/platform/WebKeyboardEvent.h"
  #include "third_party/WebKit/public/platform/WebMouseWheelEvent.h"
  #include "third_party/WebKit/public/platform/WebTouchEvent.h"
  
  // Provides sensible creation of default WebInputEvents for testing purposes.
  
  namespace content {
  
  class CONTENT_EXPORT SyntheticWebMouseEventBuilder {
   public:
    static blink::WebMouseEvent Build(blink::WebInputEvent::Type type);
    static blink::WebMouseEvent Build(
        blink::WebInputEvent::Type type,
        int window_x,
        int window_y,
        int modifiers,
        blink::WebPointerProperties::PointerType pointer_type =
            blink::WebPointerProperties::PointerType::kMouse);
  };
  
  class CONTENT_EXPORT SyntheticWebMouseWheelEventBuilder {
   public:
    static blink::WebMouseWheelEvent Build(
        blink::WebMouseWheelEvent::Phase phase);
    static blink::WebMouseWheelEvent Build(float x,
                                           float y,
                                           float dx,
                                           float dy,
                                           int modifiers,
                                           bool precise);
    static blink::WebMouseWheelEvent Build(float x,
                                           float y,
                                           float global_x,
                                           float global_y,
                                           float dx,
                                           float dy,
                                           int modifiers,
                                           bool precise);
  };
  
  class CONTENT_EXPORT SyntheticWebKeyboardEventBuilder {
   public:
    static blink::WebKeyboardEvent Build(blink::WebInputEvent::Type type);
  };
  
  class CONTENT_EXPORT SyntheticWebGestureEventBuilder {
   public:
    static blink::WebGestureEvent Build(blink::WebInputEvent::Type type,
                                        blink::WebGestureDevice source_device,
                                        int modifiers = 0);
    static blink::WebGestureEvent BuildScrollBegin(
        float dx_hint,
        float dy_hint,
        blink::WebGestureDevice source_device,
        int pointer_count = 1);
    static blink::WebGestureEvent BuildScrollUpdate(
        float dx,
        float dy,
        int modifiers,
        blink::WebGestureDevice source_device);
    static blink::WebGestureEvent BuildPinchUpdate(
        float scale,
        float anchor_x,
        float anchor_y,
        int modifiers,
        blink::WebGestureDevice source_device);
    static blink::WebGestureEvent BuildFling(
        float velocity_x,
        float velocity_y,
        blink::WebGestureDevice source_device);
  };
  
  class CONTENT_EXPORT SyntheticWebTouchEvent
      : public NON_EXPORTED_BASE(blink::WebTouchEvent) {
   public:
    SyntheticWebTouchEvent();
  
    // Mark all the points as stationary, and remove any released points.
    void ResetPoints();
  
    // Adds an additional point to the touch list, returning the point's index.
    int PressPoint(float x, float y);
    void MovePoint(int index, float x, float y);
    void ReleasePoint(int index);
    void CancelPoint(int index);
  
    void SetTimestamp(base::TimeTicks timestamp);
  
    int FirstFreeIndex();
  };
  
  }  // namespace content
  
  #endif  // CONTENT_COMMON_INPUT_SYNTHETIC_WEB_INPUT_EVENT_BUILDERS_H_
  