src/ui/events/test/mock_motion_event.cc

   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 #include "ui/events/test/mock_motion_event.h"
   6
   7 #include "base/logging.h"
   8
   9 using base::TimeTicks;
  10
  11 namespace ui {
  12 namespace test {
  13 namespace {
  14
  15 PointerProperties CreatePointer() {
  16   PointerProperties pointer;
  17   pointer.touch_major = MockMotionEvent::TOUCH_MAJOR;
  18   return pointer;
  19 }
  20
  21 PointerProperties CreatePointer(float x, float y, int id) {
  22   PointerProperties pointer(x, y);
  23   pointer.touch_major = MockMotionEvent::TOUCH_MAJOR;
  24   pointer.id = id;
  25   return pointer;
  26 }
  27
  28
  29 }  // namespace
  30
  31 MockMotionEvent::MockMotionEvent()
  32     : MotionEventGeneric(ACTION_CANCEL, base::TimeTicks(), CreatePointer()) {
  33 }
  34
  35 MockMotionEvent::MockMotionEvent(Action action)
  36     : MotionEventGeneric(action, base::TimeTicks(), CreatePointer()) {
  37 }
  38
  39 MockMotionEvent::MockMotionEvent(Action action,
  40                                  TimeTicks time,
  41                                  float x0,
  42                                  float y0)
  43     : MotionEventGeneric(action, time, CreatePointer(x0, y0, 0)) {
  44 }
  45
  46 MockMotionEvent::MockMotionEvent(Action action,
  47                                  TimeTicks time,
  48                                  float x0,
  49                                  float y0,
  50                                  float x1,
  51                                  float y1)
  52     : MotionEventGeneric(action, time, CreatePointer(x0, y0, 0)) {
  53   PushPointer(x1, y1);
  54   if (action == ACTION_POINTER_UP || action == ACTION_POINTER_DOWN)
  55     set_action_index(1);
  56 }
  57
  58 MockMotionEvent::MockMotionEvent(Action action,
  59                                  TimeTicks time,
  60                                  float x0,
  61                                  float y0,
  62                                  float x1,
  63                                  float y1,
  64                                  float x2,
  65                                  float y2)
  66     : MotionEventGeneric(action, time, CreatePointer(x0, y0, 0)) {
  67   PushPointer(x1, y1);
  68   PushPointer(x2, y2);
  69   if (action == ACTION_POINTER_UP || action == ACTION_POINTER_DOWN)
  70     set_action_index(2);
  71 }
  72
  73 MockMotionEvent::MockMotionEvent(Action action,
  74                                  base::TimeTicks time,
  75                                  const std::vector<gfx::PointF>& positions) {
  76   set_action(action);
  77   set_event_time(time);
  78   if (action == ACTION_POINTER_UP || action == ACTION_POINTER_DOWN)
  79     set_action_index(static_cast<int>(positions.size()) - 1);
  80   for (size_t i = 0; i < positions.size(); ++i)
  81     PushPointer(positions[i].x(), positions[i].y());
  82 }
  83
  84 MockMotionEvent::MockMotionEvent(const MockMotionEvent& other)
  85     : MotionEventGeneric(other) {
  86 }
  87
  88 MockMotionEvent::~MockMotionEvent() {}
  89
  90 scoped_ptr<MotionEvent> MockMotionEvent::Clone() const {
  91   return scoped_ptr<MotionEvent>(new MockMotionEvent(*this));
  92 }
  93
  94 scoped_ptr<MotionEvent> MockMotionEvent::Cancel() const {
  95   scoped_ptr<MockMotionEvent> event(new MockMotionEvent(*this));
  96   event->set_action(MotionEvent::ACTION_CANCEL);
  97   return event.PassAs<MotionEvent>();
  98 }
  99
 100 void MockMotionEvent::PressPoint(float x, float y) {
 101   ResolvePointers();
 102   PushPointer(x, y);
 103   if (GetPointerCount() > 1) {
 104     set_action_index(static_cast<int>(GetPointerCount()) - 1);
 105     set_action(ACTION_POINTER_DOWN);
 106   } else {
 107     set_action(ACTION_DOWN);
 108   }
 109 }
 110
 111 void MockMotionEvent::MovePoint(size_t index, float x, float y) {
 112   ResolvePointers();
 113   DCHECK_LT(index, GetPointerCount());
 114   PointerProperties& p = pointer(index);
 115   float dx = x - p.x;
 116   float dy = x - p.y;
 117   p.x = x;
 118   p.y = y;
 119   p.raw_x += dx;
 120   p.raw_y += dy;
 121   set_action(ACTION_MOVE);
 122 }
 123
 124 void MockMotionEvent::ReleasePoint() {
 125   ResolvePointers();
 126   DCHECK_GT(GetPointerCount(), 0U);
 127   if (GetPointerCount() > 1) {
 128     set_action_index(static_cast<int>(GetPointerCount()) - 1);
 129     set_action(ACTION_POINTER_UP);
 130   } else {
 131     set_action(ACTION_UP);
 132   }
 133 }
 134
 135 void MockMotionEvent::CancelPoint() {
 136   ResolvePointers();
 137   DCHECK_GT(GetPointerCount(), 0U);
 138   set_action(ACTION_CANCEL);
 139 }
 140
 141 void MockMotionEvent::SetTouchMajor(float new_touch_major) {
 142   for (size_t i = 0; i < GetPointerCount(); ++i)
 143     pointer(i).touch_major = new_touch_major;
 144 }
 145
 146 void MockMotionEvent::SetRawOffset(float raw_offset_x, float raw_offset_y) {
 147   for (size_t i = 0; i < GetPointerCount(); ++i) {
 148     pointer(i).raw_x = pointer(i).x + raw_offset_x;
 149     pointer(i).raw_y = pointer(i).y + raw_offset_y;
 150   }
 151 }
 152
 153 void MockMotionEvent::SetToolType(size_t pointer_index, ToolType tool_type) {
 154   DCHECK_LT(pointer_index, GetPointerCount());
 155   pointer(pointer_index).tool_type = tool_type;
 156 }
 157
 158 void MockMotionEvent::PushPointer(float x, float y) {
 159   MotionEventGeneric::PushPointer(
 160       CreatePointer(x, y, static_cast<int>(GetPointerCount())));
 161 }
 162
 163 void MockMotionEvent::ResolvePointers() {
 164   set_action_index(-1);
 165   switch (GetAction()) {
 166     case ACTION_UP:
 167     case ACTION_POINTER_UP:
 168     case ACTION_CANCEL:
 169       PopPointer();
 170       return;
 171     default:
 172       break;
 173   }
 174 }
 175
 176 }  // namespace test
 177 }  // namespace ui