src/ash/display/root_window_transformers_unittest.cc

   1 // Copyright 2013 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 "ash/display/root_window_transformers.h"
   6
   7 #include "ash/display/display_info.h"
   8 #include "ash/display/display_manager.h"
   9 #include "ash/launcher/launcher.h"
  10 #include "ash/magnifier/magnification_controller.h"
  11 #include "ash/screen_ash.h"
  12 #include "ash/shelf/shelf_widget.h"
  13 #include "ash/shell.h"
  14 #include "ash/test/ash_test_base.h"
  15 #include "ash/test/cursor_manager_test_api.h"
  16 #include "ash/test/mirror_window_test_api.h"
  17 #include "base/synchronization/waitable_event.h"
  18 #include "ui/aura/env.h"
  19 #include "ui/aura/root_window.h"
  20 #include "ui/aura/root_window_transformer.h"
  21 #include "ui/aura/test/event_generator.h"
  22 #include "ui/aura/window_tracker.h"
  23 #include "ui/events/event_handler.h"
  24 #include "ui/gfx/display.h"
  25 #include "ui/gfx/rect_conversions.h"
  26 #include "ui/gfx/screen.h"
  27 #include "ui/views/widget/widget.h"
  28
  29 namespace ash {
  30 namespace internal {
  31
  32 namespace {
  33
  34 const char kDesktopBackgroundView[] = "DesktopBackgroundView";
  35
  36 class TestEventHandler : public ui::EventHandler {
  37  public:
  38   TestEventHandler() : target_root_(NULL),
  39                        touch_radius_x_(0.0),
  40                        touch_radius_y_(0.0),
  41                        scroll_x_offset_(0.0),
  42                        scroll_y_offset_(0.0),
  43                        scroll_x_offset_ordinal_(0.0),
  44                        scroll_y_offset_ordinal_(0.0) {}
  45   virtual ~TestEventHandler() {}
  46
  47   virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE {
  48     if (event->flags() & ui::EF_IS_SYNTHESIZED)
  49       return;
  50     aura::Window* target = static_cast<aura::Window*>(event->target());
  51     mouse_location_ = event->root_location();
  52     target_root_ = target->GetRootWindow();
  53     event->StopPropagation();
  54   }
  55
  56   virtual void OnTouchEvent(ui::TouchEvent* event) OVERRIDE {
  57     aura::Window* target = static_cast<aura::Window*>(event->target());
  58     // Only record when the target is the background which covers
  59     // entire root window.
  60     if (target->name() != kDesktopBackgroundView)
  61       return;
  62     touch_radius_x_ = event->radius_x();
  63     touch_radius_y_ = event->radius_y();
  64     event->StopPropagation();
  65   }
  66
  67   virtual void OnScrollEvent(ui::ScrollEvent* event) OVERRIDE {
  68     aura::Window* target = static_cast<aura::Window*>(event->target());
  69     // Only record when the target is the background which covers
  70     // entire root window.
  71     if (target->name() != kDesktopBackgroundView)
  72       return;
  73
  74     if (event->type() == ui::ET_SCROLL) {
  75       scroll_x_offset_ = event->x_offset();
  76       scroll_y_offset_ = event->y_offset();
  77       scroll_x_offset_ordinal_ = event->x_offset_ordinal();
  78       scroll_y_offset_ordinal_ = event->y_offset_ordinal();
  79     }
  80     event->StopPropagation();
  81   }
  82
  83   std::string GetLocationAndReset() {
  84     std::string result = mouse_location_.ToString();
  85     mouse_location_.SetPoint(0, 0);
  86     target_root_ = NULL;
  87     return result;
  88   }
  89
  90   float touch_radius_x() const { return touch_radius_x_; }
  91   float touch_radius_y() const { return touch_radius_y_; }
  92   float scroll_x_offset() const { return scroll_x_offset_; }
  93   float scroll_y_offset() const { return scroll_y_offset_; }
  94   float scroll_x_offset_ordinal() const { return scroll_x_offset_ordinal_; }
  95   float scroll_y_offset_ordinal() const { return scroll_y_offset_ordinal_; }
  96
  97  private:
  98   gfx::Point mouse_location_;
  99   aura::Window* target_root_;
 100
 101   float touch_radius_x_;
 102   float touch_radius_y_;
 103   float scroll_x_offset_;
 104   float scroll_y_offset_;
 105   float scroll_x_offset_ordinal_;
 106   float scroll_y_offset_ordinal_;
 107
 108   DISALLOW_COPY_AND_ASSIGN(TestEventHandler);
 109 };
 110
 111 gfx::Display::Rotation GetStoredRotation(int64 id) {
 112   return Shell::GetInstance()->display_manager()->GetDisplayInfo(id).rotation();
 113 }
 114
 115 float GetStoredUIScale(int64 id) {
 116   return Shell::GetInstance()->display_manager()->GetDisplayInfo(id).ui_scale();
 117 }
 118
 119 }  // namespace
 120
 121 typedef test::AshTestBase RootWindowTransformersTest;
 122
 123 #if defined(OS_WIN)
 124 // TODO(scottmg): RootWindow doesn't get resized on Windows
 125 // Ash. http://crbug.com/247916.
 126 #define MAYBE_RotateAndMagnify DISABLED_RotateAndMagniy
 127 #define MAYBE_TouchScaleAndMagnify DISABLED_TouchScaleAndMagnify
 128 #define MAYBE_ConvertHostToRootCoords DISABLED_ConvertHostToRootCoords
 129 #else
 130 #define MAYBE_RotateAndMagnify RotateAndMagniy
 131 #define MAYBE_TouchScaleAndMagnify TouchScaleAndMagnify
 132 #define MAYBE_ConvertHostToRootCoords ConvertHostToRootCoords
 133 #endif
 134
 135 TEST_F(RootWindowTransformersTest, MAYBE_RotateAndMagnify) {
 136   MagnificationController* magnifier =
 137       Shell::GetInstance()->magnification_controller();
 138   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 139
 140   TestEventHandler event_handler;
 141   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 142
 143   UpdateDisplay("120x200,300x400*2");
 144   gfx::Display display1 = Shell::GetScreen()->GetPrimaryDisplay();
 145   int64 display2_id = ScreenAsh::GetSecondaryDisplay().id();
 146
 147   Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
 148   aura::test::EventGenerator generator1(root_windows[0]);
 149   aura::test::EventGenerator generator2(root_windows[1]);
 150
 151   magnifier->SetEnabled(true);
 152   EXPECT_EQ(2.0f, magnifier->GetScale());
 153   EXPECT_EQ("120x200", root_windows[0]->bounds().size().ToString());
 154   EXPECT_EQ("150x200", root_windows[1]->bounds().size().ToString());
 155   EXPECT_EQ("120,0 150x200",
 156             ScreenAsh::GetSecondaryDisplay().bounds().ToString());
 157   generator1.MoveMouseToInHost(40, 80);
 158   EXPECT_EQ("50,90", event_handler.GetLocationAndReset());
 159   EXPECT_EQ("50,90",
 160             aura::Env::GetInstance()->last_mouse_location().ToString());
 161   EXPECT_EQ(gfx::Display::ROTATE_0, GetStoredRotation(display1.id()));
 162   EXPECT_EQ(gfx::Display::ROTATE_0, GetStoredRotation(display2_id));
 163   magnifier->SetEnabled(false);
 164
 165   display_manager->SetDisplayRotation(display1.id(),
 166                                       gfx::Display::ROTATE_90);
 167   // Move the cursor to the center of the first root window.
 168   generator1.MoveMouseToInHost(59, 100);
 169
 170   magnifier->SetEnabled(true);
 171   EXPECT_EQ(2.0f, magnifier->GetScale());
 172   EXPECT_EQ("200x120", root_windows[0]->bounds().size().ToString());
 173   EXPECT_EQ("150x200", root_windows[1]->bounds().size().ToString());
 174   EXPECT_EQ("200,0 150x200",
 175             ScreenAsh::GetSecondaryDisplay().bounds().ToString());
 176   generator1.MoveMouseToInHost(39, 120);
 177   EXPECT_EQ("110,70", event_handler.GetLocationAndReset());
 178   EXPECT_EQ("110,70",
 179             aura::Env::GetInstance()->last_mouse_location().ToString());
 180   EXPECT_EQ(gfx::Display::ROTATE_90, GetStoredRotation(display1.id()));
 181   EXPECT_EQ(gfx::Display::ROTATE_0, GetStoredRotation(display2_id));
 182   magnifier->SetEnabled(false);
 183
 184   DisplayLayout display_layout(DisplayLayout::BOTTOM, 50);
 185   display_manager->SetLayoutForCurrentDisplays(display_layout);
 186   EXPECT_EQ("50,120 150x200",
 187             ScreenAsh::GetSecondaryDisplay().bounds().ToString());
 188
 189   display_manager->SetDisplayRotation(display2_id,
 190                                       gfx::Display::ROTATE_270);
 191   // Move the cursor to the center of the second root window.
 192   generator2.MoveMouseToInHost(151, 199);
 193
 194   magnifier->SetEnabled(true);
 195   EXPECT_EQ("200x120", root_windows[0]->bounds().size().ToString());
 196   EXPECT_EQ("200x150", root_windows[1]->bounds().size().ToString());
 197   EXPECT_EQ("50,120 200x150",
 198             ScreenAsh::GetSecondaryDisplay().bounds().ToString());
 199   generator2.MoveMouseToInHost(172, 219);
 200   EXPECT_EQ("95,80", event_handler.GetLocationAndReset());
 201   EXPECT_EQ("145,200",
 202             aura::Env::GetInstance()->last_mouse_location().ToString());
 203   EXPECT_EQ(gfx::Display::ROTATE_90, GetStoredRotation(display1.id()));
 204   EXPECT_EQ(gfx::Display::ROTATE_270, GetStoredRotation(display2_id));
 205   magnifier->SetEnabled(false);
 206
 207   display_manager->SetDisplayRotation(display1.id(),
 208                                       gfx::Display::ROTATE_180);
 209   // Move the cursor to the center of the first root window.
 210   generator1.MoveMouseToInHost(59, 99);
 211
 212   magnifier->SetEnabled(true);
 213   EXPECT_EQ("120x200", root_windows[0]->bounds().size().ToString());
 214   EXPECT_EQ("200x150", root_windows[1]->bounds().size().ToString());
 215   // Dislay must share at least 100, so the x's offset becomes 20.
 216   EXPECT_EQ("20,200 200x150",
 217             ScreenAsh::GetSecondaryDisplay().bounds().ToString());
 218   generator1.MoveMouseToInHost(39, 59);
 219   EXPECT_EQ("70,120", event_handler.GetLocationAndReset());
 220   EXPECT_EQ(gfx::Display::ROTATE_180, GetStoredRotation(display1.id()));
 221   EXPECT_EQ(gfx::Display::ROTATE_270, GetStoredRotation(display2_id));
 222   magnifier->SetEnabled(false);
 223
 224   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 225 }
 226
 227 TEST_F(RootWindowTransformersTest, ScaleAndMagnify) {
 228   if (!SupportsMultipleDisplays())
 229     return;
 230
 231   TestEventHandler event_handler;
 232   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 233
 234   UpdateDisplay("600x400*2@1.5,500x300");
 235
 236   gfx::Display display1 = Shell::GetScreen()->GetPrimaryDisplay();
 237   gfx::Display::SetInternalDisplayId(display1.id());
 238   gfx::Display display2 = ScreenAsh::GetSecondaryDisplay();
 239   Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
 240   MagnificationController* magnifier =
 241       Shell::GetInstance()->magnification_controller();
 242
 243   magnifier->SetEnabled(true);
 244   EXPECT_EQ(2.0f, magnifier->GetScale());
 245   EXPECT_EQ("0,0 450x300", display1.bounds().ToString());
 246   EXPECT_EQ("0,0 450x300", root_windows[0]->bounds().ToString());
 247   EXPECT_EQ("450,0 500x300", display2.bounds().ToString());
 248   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 249   EXPECT_EQ(1.0f, GetStoredUIScale(display2.id()));
 250
 251   aura::test::EventGenerator generator(root_windows[0]);
 252   generator.MoveMouseToInHost(500, 200);
 253   EXPECT_EQ("299,150", event_handler.GetLocationAndReset());
 254   magnifier->SetEnabled(false);
 255
 256   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 257   display_manager->SetDisplayUIScale(display1.id(), 1.25);
 258   display1 = Shell::GetScreen()->GetPrimaryDisplay();
 259   display2 = ScreenAsh::GetSecondaryDisplay();
 260   magnifier->SetEnabled(true);
 261   EXPECT_EQ(2.0f, magnifier->GetScale());
 262   EXPECT_EQ("0,0 375x250", display1.bounds().ToString());
 263   EXPECT_EQ("0,0 375x250", root_windows[0]->bounds().ToString());
 264   EXPECT_EQ("375,0 500x300", display2.bounds().ToString());
 265   EXPECT_EQ(1.25f, GetStoredUIScale(display1.id()));
 266   EXPECT_EQ(1.0f, GetStoredUIScale(display2.id()));
 267   magnifier->SetEnabled(false);
 268
 269   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 270 }
 271
 272 TEST_F(RootWindowTransformersTest, MAYBE_TouchScaleAndMagnify) {
 273   TestEventHandler event_handler;
 274   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 275
 276   UpdateDisplay("200x200*2");
 277   gfx::Display display = Shell::GetScreen()->GetPrimaryDisplay();
 278   Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
 279   aura::RootWindow* root_window = root_windows[0];
 280   aura::test::EventGenerator generator(root_window);
 281   MagnificationController* magnifier =
 282       Shell::GetInstance()->magnification_controller();
 283
 284   magnifier->SetEnabled(true);
 285   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 286   magnifier->SetScale(2.5f, false);
 287   EXPECT_FLOAT_EQ(2.5f, magnifier->GetScale());
 288   generator.PressMoveAndReleaseTouchTo(50, 50);
 289   // Default test touches have radius_x/y = 1.0, with device scale
 290   // factor = 2, the scaled radius_x/y should be 0.5.
 291   EXPECT_FLOAT_EQ(0.2f, event_handler.touch_radius_x());
 292   EXPECT_FLOAT_EQ(0.2f, event_handler.touch_radius_y());
 293
 294   generator.ScrollSequence(gfx::Point(0,0),
 295                            base::TimeDelta::FromMilliseconds(100),
 296                            10.0, 1.0, 5, 1);
 297
 298   // ordinal_offset is invariant to the device scale factor.
 299   EXPECT_FLOAT_EQ(event_handler.scroll_x_offset(),
 300                   event_handler.scroll_x_offset_ordinal());
 301   EXPECT_FLOAT_EQ(event_handler.scroll_y_offset(),
 302                   event_handler.scroll_y_offset_ordinal());
 303   magnifier->SetEnabled(false);
 304
 305   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 306 }
 307
 308 TEST_F(RootWindowTransformersTest, MAYBE_ConvertHostToRootCoords) {
 309   TestEventHandler event_handler;
 310   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 311   MagnificationController* magnifier =
 312       Shell::GetInstance()->magnification_controller();
 313
 314   // Test 1
 315   UpdateDisplay("600x400*2/r@1.5");
 316
 317   gfx::Display display1 = Shell::GetScreen()->GetPrimaryDisplay();
 318   Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
 319   EXPECT_EQ("0,0 300x450", display1.bounds().ToString());
 320   EXPECT_EQ("0,0 300x450", root_windows[0]->bounds().ToString());
 321   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 322
 323   aura::test::EventGenerator generator(root_windows[0]);
 324   generator.MoveMouseToInHost(300, 200);
 325   magnifier->SetEnabled(true);
 326   EXPECT_EQ("150,224", event_handler.GetLocationAndReset());
 327   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 328
 329   generator.MoveMouseToInHost(300, 200);
 330   EXPECT_EQ("150,224", event_handler.GetLocationAndReset());
 331   generator.MoveMouseToInHost(200, 300);
 332   EXPECT_EQ("187,261", event_handler.GetLocationAndReset());
 333   generator.MoveMouseToInHost(100, 400);
 334   EXPECT_EQ("237,299", event_handler.GetLocationAndReset());
 335   generator.MoveMouseToInHost(0, 0);
 336   EXPECT_EQ("137,348", event_handler.GetLocationAndReset());
 337
 338   magnifier->SetEnabled(false);
 339   EXPECT_FLOAT_EQ(1.0f, magnifier->GetScale());
 340
 341   // Test 2
 342   UpdateDisplay("600x400*2/u@1.5");
 343   display1 = Shell::GetScreen()->GetPrimaryDisplay();
 344   root_windows = Shell::GetAllRootWindows();
 345   EXPECT_EQ("0,0 450x300", display1.bounds().ToString());
 346   EXPECT_EQ("0,0 450x300", root_windows[0]->bounds().ToString());
 347   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 348
 349   generator.MoveMouseToInHost(300, 200);
 350   magnifier->SetEnabled(true);
 351   EXPECT_EQ("224,149", event_handler.GetLocationAndReset());
 352   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 353
 354   generator.MoveMouseToInHost(300, 200);
 355   EXPECT_EQ("224,148", event_handler.GetLocationAndReset());
 356   generator.MoveMouseToInHost(200, 300);
 357   EXPECT_EQ("261,111", event_handler.GetLocationAndReset());
 358   generator.MoveMouseToInHost(100, 400);
 359   EXPECT_EQ("299,60", event_handler.GetLocationAndReset());
 360   generator.MoveMouseToInHost(0, 0);
 361   EXPECT_EQ("348,159", event_handler.GetLocationAndReset());
 362
 363   magnifier->SetEnabled(false);
 364   EXPECT_FLOAT_EQ(1.0f, magnifier->GetScale());
 365
 366   // Test 3
 367   UpdateDisplay("600x400*2/l@1.5");
 368   display1 = Shell::GetScreen()->GetPrimaryDisplay();
 369   root_windows = Shell::GetAllRootWindows();
 370   EXPECT_EQ("0,0 300x450", display1.bounds().ToString());
 371   EXPECT_EQ("0,0 300x450", root_windows[0]->bounds().ToString());
 372   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 373
 374   generator.MoveMouseToInHost(300, 200);
 375   magnifier->SetEnabled(true);
 376   EXPECT_EQ("149,225", event_handler.GetLocationAndReset());
 377   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 378
 379   generator.MoveMouseToInHost(300, 200);
 380   EXPECT_EQ("148,224", event_handler.GetLocationAndReset());
 381   generator.MoveMouseToInHost(200, 300);
 382   EXPECT_EQ("111,187", event_handler.GetLocationAndReset());
 383   generator.MoveMouseToInHost(100, 400);
 384   EXPECT_EQ("60,149", event_handler.GetLocationAndReset());
 385   generator.MoveMouseToInHost(0, 0);
 386   EXPECT_EQ("159,99", event_handler.GetLocationAndReset());
 387
 388   magnifier->SetEnabled(false);
 389   EXPECT_FLOAT_EQ(1.0f, magnifier->GetScale());
 390
 391   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 392 }
 393
 394 TEST_F(RootWindowTransformersTest, LetterBoxPillarBox) {
 395   if (!SupportsMultipleDisplays())
 396     return;
 397   test::MirrorWindowTestApi test_api;
 398   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 399   display_manager->SetSecondDisplayMode(DisplayManager::MIRRORING);
 400   UpdateDisplay("400x200,500x500");
 401   scoped_ptr<aura::RootWindowTransformer> transformer(
 402       test_api.CreateCurrentRootWindowTransformer());
 403   // Y margin must be margin is (500 - 500/400 * 200) / 2 = 125.
 404   EXPECT_EQ("0,125,0,125", transformer->GetHostInsets().ToString());
 405
 406   UpdateDisplay("200x400,500x500");
 407   // The aspect ratio is flipped, so X margin is now 125.
 408   transformer = test_api.CreateCurrentRootWindowTransformer();
 409   EXPECT_EQ("125,0,125,0", transformer->GetHostInsets().ToString());
 410 }
 411
 412 }  // namespace test
 413 }  // namespace ash