content/browser/devtools/protocol/input_handler.h

   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_DEVTOOLS_PROTOCOL_INPUT_HANDLER_H_
   6 #define CONTENT_BROWSER_DEVTOOLS_PROTOCOL_INPUT_HANDLER_H_
   7
   8 #include "base/memory/weak_ptr.h"
   9 #include "content/browser/devtools/protocol/devtools_protocol_dispatcher.h"
  10 #include "content/browser/renderer_host/input/synthetic_gesture.h"
  11 #include "ui/gfx/geometry/size_f.h"
  12
  13 namespace cc {
  14 class CompositorFrameMetadata;
  15 }
  16
  17 namespace gfx {
  18 class Point;
  19 }
  20
  21 namespace content {
  22
  23 class RenderWidgetHostImpl;
  24
  25 namespace devtools {
  26 namespace input {
  27
  28 class InputHandler {
  29  public:
  30   typedef DevToolsProtocolClient::Response Response;
  31
  32   InputHandler();
  33   virtual ~InputHandler();
  34
  35   void SetRenderWidgetHost(RenderWidgetHostImpl* host);
  36   void SetClient(scoped_ptr<Client> client);
  37   void OnSwapCompositorFrame(const cc::CompositorFrameMetadata& frame_metadata);
  38
  39   Response DispatchKeyEvent(const std::string& type,
  40                             const int* modifiers,
  41                             const double* timestamp,
  42                             const std::string* text,
  43                             const std::string* unmodified_text,
  44                             const std::string* key_identifier,
  45                             const std::string* code,
  46                             const std::string* key,
  47                             const int* windows_virtual_key_code,
  48                             const int* native_virtual_key_code,
  49                             const bool* auto_repeat,
  50                             const bool* is_keypad,
  51                             const bool* is_system_key);
  52
  53   Response DispatchMouseEvent(const std::string& type,
  54                               int x,
  55                               int y,
  56                               const int* modifiers,
  57                               const double* timestamp,
  58                               const std::string* button,
  59                               const int* click_count);
  60
  61   Response EmulateTouchFromMouseEvent(const std::string& type,
  62                                       int x,
  63                                       int y,
  64                                       double timestamp,
  65                                       const std::string& button,
  66                                       double* delta_x,
  67                                       double* delta_y,
  68                                       int* modifiers,
  69                                       int* click_count);
  70
  71   Response SynthesizePinchGesture(DevToolsCommandId command_id,
  72                                   int x,
  73                                   int y,
  74                                   double scale_factor,
  75                                   const int* relative_speed,
  76                                   const std::string* gesture_source_type);
  77
  78   Response SynthesizeScrollGesture(DevToolsCommandId command_id,
  79                                    int x,
  80                                    int y,
  81                                    const int* x_distance,
  82                                    const int* y_distance,
  83                                    const int* x_overscroll,
  84                                    const int* y_overscroll,
  85                                    const bool* prevent_fling,
  86                                    const int* speed,
  87                                    const std::string* gesture_source_type);
  88
  89   Response SynthesizeTapGesture(DevToolsCommandId command_id,
  90                                 int x,
  91                                 int y,
  92                                 const int* duration,
  93                                 const int* tap_count,
  94                                 const std::string* gesture_source_type);
  95
  96  private:
  97   void SendSynthesizePinchGestureResponse(DevToolsCommandId command_id,
  98                                           SyntheticGesture::Result result);
  99
 100   void SendSynthesizeScrollGestureResponse(DevToolsCommandId command_id,
 101                                            SyntheticGesture::Result result);
 102
 103   void SendSynthesizeTapGestureResponse(DevToolsCommandId command_id,
 104                                         bool send_success,
 105                                         SyntheticGesture::Result result);
 106
 107   RenderWidgetHostImpl* host_;
 108   scoped_ptr<Client> client_;
 109   float page_scale_factor_;
 110   gfx::SizeF scrollable_viewport_size_;
 111   base::WeakPtrFactory<InputHandler> weak_factory_;
 112
 113   DISALLOW_COPY_AND_ASSIGN(InputHandler);
 114 };
 115
 116 }  // namespace input
 117 }  // namespace devtools
 118 }  // namespace content
 119
 120 #endif  // CONTENT_BROWSER_DEVTOOLS_PROTOCOL_INPUT_HANDLER_H_