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/magnifier/magnification_controller.h"
  10 #include "ash/screen_util.h"
  11 #include "ash/shelf/shelf.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).
 117       GetEffectiveUIScale();
 118 }
 119
 120 }  // namespace
 121
 122 typedef test::AshTestBase RootWindowTransformersTest;
 123
 124 #if defined(OS_WIN)
 125 // TODO(scottmg): RootWindow doesn't get resized on Windows
 126 // Ash. http://crbug.com/247916.
 127 #define MAYBE_RotateAndMagnify DISABLED_RotateAndMagniy
 128 #define MAYBE_TouchScaleAndMagnify DISABLED_TouchScaleAndMagnify
 129 #define MAYBE_ConvertHostToRootCoords DISABLED_ConvertHostToRootCoords
 130 #else
 131 #define MAYBE_RotateAndMagnify RotateAndMagniy
 132 #define MAYBE_TouchScaleAndMagnify TouchScaleAndMagnify
 133 #define MAYBE_ConvertHostToRootCoords ConvertHostToRootCoords
 134 #endif
 135
 136 TEST_F(RootWindowTransformersTest, MAYBE_RotateAndMagnify) {
 137   MagnificationController* magnifier =
 138       Shell::GetInstance()->magnification_controller();
 139   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 140
 141   TestEventHandler event_handler;
 142   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 143
 144   UpdateDisplay("120x200,300x400*2");
 145   gfx::Display display1 = Shell::GetScreen()->GetPrimaryDisplay();
 146   int64 display2_id = ScreenUtil::GetSecondaryDisplay().id();
 147
 148   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
 149   aura::test::EventGenerator generator1(root_windows[0]);
 150   aura::test::EventGenerator generator2(root_windows[1]);
 151
 152   magnifier->SetEnabled(true);
 153   EXPECT_EQ(2.0f, magnifier->GetScale());
 154   EXPECT_EQ("120x200", root_windows[0]->bounds().size().ToString());
 155   EXPECT_EQ("150x200", root_windows[1]->bounds().size().ToString());
 156   EXPECT_EQ("120,0 150x200",
 157             ScreenUtil::GetSecondaryDisplay().bounds().ToString());
 158   generator1.MoveMouseToInHost(40, 80);
 159   EXPECT_EQ("50,90", event_handler.GetLocationAndReset());
 160   EXPECT_EQ("50,90",
 161             aura::Env::GetInstance()->last_mouse_location().ToString());
 162   EXPECT_EQ(gfx::Display::ROTATE_0, GetStoredRotation(display1.id()));
 163   EXPECT_EQ(gfx::Display::ROTATE_0, GetStoredRotation(display2_id));
 164   magnifier->SetEnabled(false);
 165
 166   display_manager->SetDisplayRotation(display1.id(),
 167                                       gfx::Display::ROTATE_90);
 168   // Move the cursor to the center of the first root window.
 169   generator1.MoveMouseToInHost(59, 100);
 170
 171   magnifier->SetEnabled(true);
 172   EXPECT_EQ(2.0f, magnifier->GetScale());
 173   EXPECT_EQ("200x120", root_windows[0]->bounds().size().ToString());
 174   EXPECT_EQ("150x200", root_windows[1]->bounds().size().ToString());
 175   EXPECT_EQ("200,0 150x200",
 176             ScreenUtil::GetSecondaryDisplay().bounds().ToString());
 177   generator1.MoveMouseToInHost(39, 120);
 178   EXPECT_EQ("110,70", event_handler.GetLocationAndReset());
 179   EXPECT_EQ("110,70",
 180             aura::Env::GetInstance()->last_mouse_location().ToString());
 181   EXPECT_EQ(gfx::Display::ROTATE_90, GetStoredRotation(display1.id()));
 182   EXPECT_EQ(gfx::Display::ROTATE_0, GetStoredRotation(display2_id));
 183   magnifier->SetEnabled(false);
 184
 185   DisplayLayout display_layout(DisplayLayout::BOTTOM, 50);
 186   display_manager->SetLayoutForCurrentDisplays(display_layout);
 187   EXPECT_EQ("50,120 150x200",
 188             ScreenUtil::GetSecondaryDisplay().bounds().ToString());
 189
 190   display_manager->SetDisplayRotation(display2_id,
 191                                       gfx::Display::ROTATE_270);
 192   // Move the cursor to the center of the second root window.
 193   generator2.MoveMouseToInHost(151, 199);
 194
 195   magnifier->SetEnabled(true);
 196   EXPECT_EQ("200x120", root_windows[0]->bounds().size().ToString());
 197   EXPECT_EQ("200x150", root_windows[1]->bounds().size().ToString());
 198   EXPECT_EQ("50,120 200x150",
 199             ScreenUtil::GetSecondaryDisplay().bounds().ToString());
 200   generator2.MoveMouseToInHost(172, 219);
 201   EXPECT_EQ("95,80", event_handler.GetLocationAndReset());
 202   EXPECT_EQ("145,200",
 203             aura::Env::GetInstance()->last_mouse_location().ToString());
 204   EXPECT_EQ(gfx::Display::ROTATE_90, GetStoredRotation(display1.id()));
 205   EXPECT_EQ(gfx::Display::ROTATE_270, GetStoredRotation(display2_id));
 206   magnifier->SetEnabled(false);
 207
 208   display_manager->SetDisplayRotation(display1.id(),
 209                                       gfx::Display::ROTATE_180);
 210   // Move the cursor to the center of the first root window.
 211   generator1.MoveMouseToInHost(59, 99);
 212
 213   magnifier->SetEnabled(true);
 214   EXPECT_EQ("120x200", root_windows[0]->bounds().size().ToString());
 215   EXPECT_EQ("200x150", root_windows[1]->bounds().size().ToString());
 216   // Dislay must share at least 100, so the x's offset becomes 20.
 217   EXPECT_EQ("20,200 200x150",
 218             ScreenUtil::GetSecondaryDisplay().bounds().ToString());
 219   generator1.MoveMouseToInHost(39, 59);
 220   EXPECT_EQ("70,120", event_handler.GetLocationAndReset());
 221   EXPECT_EQ(gfx::Display::ROTATE_180, GetStoredRotation(display1.id()));
 222   EXPECT_EQ(gfx::Display::ROTATE_270, GetStoredRotation(display2_id));
 223   magnifier->SetEnabled(false);
 224
 225   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 226 }
 227
 228 TEST_F(RootWindowTransformersTest, ScaleAndMagnify) {
 229   if (!SupportsMultipleDisplays())
 230     return;
 231
 232   TestEventHandler event_handler;
 233   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 234
 235   UpdateDisplay("600x400*2@1.5,500x300");
 236
 237   gfx::Display display1 = Shell::GetScreen()->GetPrimaryDisplay();
 238   gfx::Display::SetInternalDisplayId(display1.id());
 239   gfx::Display display2 = ScreenUtil::GetSecondaryDisplay();
 240   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
 241   MagnificationController* magnifier =
 242       Shell::GetInstance()->magnification_controller();
 243
 244   magnifier->SetEnabled(true);
 245   EXPECT_EQ(2.0f, magnifier->GetScale());
 246   EXPECT_EQ("0,0 450x300", display1.bounds().ToString());
 247   EXPECT_EQ("0,0 450x300", root_windows[0]->bounds().ToString());
 248   EXPECT_EQ("450,0 500x300", display2.bounds().ToString());
 249   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 250   EXPECT_EQ(1.0f, GetStoredUIScale(display2.id()));
 251
 252   aura::test::EventGenerator generator(root_windows[0]);
 253   generator.MoveMouseToInHost(500, 200);
 254   EXPECT_EQ("299,150", event_handler.GetLocationAndReset());
 255   magnifier->SetEnabled(false);
 256
 257   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 258   display_manager->SetDisplayUIScale(display1.id(), 1.25);
 259   display1 = Shell::GetScreen()->GetPrimaryDisplay();
 260   display2 = ScreenUtil::GetSecondaryDisplay();
 261   magnifier->SetEnabled(true);
 262   EXPECT_EQ(2.0f, magnifier->GetScale());
 263   EXPECT_EQ("0,0 375x250", display1.bounds().ToString());
 264   EXPECT_EQ("0,0 375x250", root_windows[0]->bounds().ToString());
 265   EXPECT_EQ("375,0 500x300", display2.bounds().ToString());
 266   EXPECT_EQ(1.25f, GetStoredUIScale(display1.id()));
 267   EXPECT_EQ(1.0f, GetStoredUIScale(display2.id()));
 268   magnifier->SetEnabled(false);
 269
 270   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 271 }
 272
 273 TEST_F(RootWindowTransformersTest, MAYBE_TouchScaleAndMagnify) {
 274   TestEventHandler event_handler;
 275   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 276
 277   UpdateDisplay("200x200*2");
 278   gfx::Display display = Shell::GetScreen()->GetPrimaryDisplay();
 279   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
 280   aura::Window* root_window = root_windows[0];
 281   aura::test::EventGenerator generator(root_window);
 282   MagnificationController* magnifier =
 283       Shell::GetInstance()->magnification_controller();
 284
 285   magnifier->SetEnabled(true);
 286   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 287   magnifier->SetScale(2.5f, false);
 288   EXPECT_FLOAT_EQ(2.5f, magnifier->GetScale());
 289   generator.PressMoveAndReleaseTouchTo(50, 50);
 290   // Default test touches have radius_x/y = 1.0, with device scale
 291   // factor = 2, the scaled radius_x/y should be 0.5.
 292   EXPECT_FLOAT_EQ(0.2f, event_handler.touch_radius_x());
 293   EXPECT_FLOAT_EQ(0.2f, event_handler.touch_radius_y());
 294
 295   generator.ScrollSequence(gfx::Point(0,0),
 296                            base::TimeDelta::FromMilliseconds(100),
 297                            10.0, 1.0, 5, 1);
 298
 299   // ordinal_offset is invariant to the device scale factor.
 300   EXPECT_FLOAT_EQ(event_handler.scroll_x_offset(),
 301                   event_handler.scroll_x_offset_ordinal());
 302   EXPECT_FLOAT_EQ(event_handler.scroll_y_offset(),
 303                   event_handler.scroll_y_offset_ordinal());
 304   magnifier->SetEnabled(false);
 305
 306   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 307 }
 308
 309 TEST_F(RootWindowTransformersTest, MAYBE_ConvertHostToRootCoords) {
 310   TestEventHandler event_handler;
 311   Shell::GetInstance()->AddPreTargetHandler(&event_handler);
 312   MagnificationController* magnifier =
 313       Shell::GetInstance()->magnification_controller();
 314
 315   // Test 1
 316   UpdateDisplay("600x400*2/r@1.5");
 317
 318   gfx::Display display1 = Shell::GetScreen()->GetPrimaryDisplay();
 319   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
 320   EXPECT_EQ("0,0 300x450", display1.bounds().ToString());
 321   EXPECT_EQ("0,0 300x450", root_windows[0]->bounds().ToString());
 322   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 323
 324   aura::test::EventGenerator generator(root_windows[0]);
 325   generator.MoveMouseToInHost(300, 200);
 326   magnifier->SetEnabled(true);
 327   EXPECT_EQ("150,224", event_handler.GetLocationAndReset());
 328   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 329
 330   generator.MoveMouseToInHost(300, 200);
 331   EXPECT_EQ("150,224", event_handler.GetLocationAndReset());
 332   generator.MoveMouseToInHost(200, 300);
 333   EXPECT_EQ("187,261", event_handler.GetLocationAndReset());
 334   generator.MoveMouseToInHost(100, 400);
 335   EXPECT_EQ("237,299", event_handler.GetLocationAndReset());
 336   generator.MoveMouseToInHost(0, 0);
 337   EXPECT_EQ("137,348", event_handler.GetLocationAndReset());
 338
 339   magnifier->SetEnabled(false);
 340   EXPECT_FLOAT_EQ(1.0f, magnifier->GetScale());
 341
 342   // Test 2
 343   UpdateDisplay("600x400*2/u@1.5");
 344   display1 = Shell::GetScreen()->GetPrimaryDisplay();
 345   root_windows = Shell::GetAllRootWindows();
 346   EXPECT_EQ("0,0 450x300", display1.bounds().ToString());
 347   EXPECT_EQ("0,0 450x300", root_windows[0]->bounds().ToString());
 348   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 349
 350   generator.MoveMouseToInHost(300, 200);
 351   magnifier->SetEnabled(true);
 352   EXPECT_EQ("224,149", event_handler.GetLocationAndReset());
 353   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 354
 355   generator.MoveMouseToInHost(300, 200);
 356   EXPECT_EQ("224,148", event_handler.GetLocationAndReset());
 357   generator.MoveMouseToInHost(200, 300);
 358   EXPECT_EQ("261,111", event_handler.GetLocationAndReset());
 359   generator.MoveMouseToInHost(100, 400);
 360   EXPECT_EQ("299,60", event_handler.GetLocationAndReset());
 361   generator.MoveMouseToInHost(0, 0);
 362   EXPECT_EQ("348,159", event_handler.GetLocationAndReset());
 363
 364   magnifier->SetEnabled(false);
 365   EXPECT_FLOAT_EQ(1.0f, magnifier->GetScale());
 366
 367   // Test 3
 368   UpdateDisplay("600x400*2/l@1.5");
 369   display1 = Shell::GetScreen()->GetPrimaryDisplay();
 370   root_windows = Shell::GetAllRootWindows();
 371   EXPECT_EQ("0,0 300x450", display1.bounds().ToString());
 372   EXPECT_EQ("0,0 300x450", root_windows[0]->bounds().ToString());
 373   EXPECT_EQ(1.5f, GetStoredUIScale(display1.id()));
 374
 375   generator.MoveMouseToInHost(300, 200);
 376   magnifier->SetEnabled(true);
 377   EXPECT_EQ("149,225", event_handler.GetLocationAndReset());
 378   EXPECT_FLOAT_EQ(2.0f, magnifier->GetScale());
 379
 380   generator.MoveMouseToInHost(300, 200);
 381   EXPECT_EQ("148,224", event_handler.GetLocationAndReset());
 382   generator.MoveMouseToInHost(200, 300);
 383   EXPECT_EQ("111,187", event_handler.GetLocationAndReset());
 384   generator.MoveMouseToInHost(100, 400);
 385   EXPECT_EQ("60,149", event_handler.GetLocationAndReset());
 386   generator.MoveMouseToInHost(0, 0);
 387   EXPECT_EQ("159,99", event_handler.GetLocationAndReset());
 388
 389   magnifier->SetEnabled(false);
 390   EXPECT_FLOAT_EQ(1.0f, magnifier->GetScale());
 391
 392   Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 393 }
 394
 395 TEST_F(RootWindowTransformersTest, LetterBoxPillarBox) {
 396   if (!SupportsMultipleDisplays())
 397     return;
 398   test::MirrorWindowTestApi test_api;
 399   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 400   display_manager->SetSecondDisplayMode(DisplayManager::MIRRORING);
 401   UpdateDisplay("400x200,500x500");
 402   scoped_ptr<aura::RootWindowTransformer> transformer(
 403       test_api.CreateCurrentRootWindowTransformer());
 404   // Y margin must be margin is (500 - 500/400 * 200) / 2 = 125.
 405   EXPECT_EQ("0,125,0,125", transformer->GetHostInsets().ToString());
 406
 407   UpdateDisplay("200x400,500x500");
 408   // The aspect ratio is flipped, so X margin is now 125.
 409   transformer = test_api.CreateCurrentRootWindowTransformer();
 410   EXPECT_EQ("125,0,125,0", transformer->GetHostInsets().ToString());
 411 }
 412
 413 }  // namespace test
 414 }  // namespace ash