blob: d681ce60d5c9e2efe736ecb697646278c47694fc [file] [log] [blame]
// Copyright (c) 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.
#include "ash/magnifier/magnification_controller.h"
#include "ash/shell.h"
#include "ash/test/ash_test_base.h"
#include "base/strings/stringprintf.h"
#include "ui/aura/env.h"
#include "ui/aura/test/aura_test_utils.h"
#include "ui/aura/window_tree_host.h"
#include "ui/base/ime/input_method.h"
#include "ui/display/manager/display_manager.h"
#include "ui/display/screen.h"
#include "ui/events/test/event_generator.h"
#include "ui/gfx/geometry/rect_conversions.h"
#include "ui/views/controls/textfield/textfield.h"
#include "ui/views/layout/fill_layout.h"
#include "ui/views/widget/widget.h"
#include "ui/views/widget/widget_delegate.h"
#include "ui/wm/core/coordinate_conversion.h"
namespace ash {
namespace {
const int kRootHeight = 600;
const int kRootWidth = 800;
const int kTextInputWindowWidth = 50;
const int kTextInputWindowHeight = 50;
class TextInputView : public views::WidgetDelegateView {
public:
TextInputView() : text_field_(new views::Textfield) {
text_field_->SetTextInputType(ui::TEXT_INPUT_TYPE_TEXT);
AddChildView(text_field_);
SetLayoutManager(new views::FillLayout);
}
~TextInputView() override = default;
gfx::Size CalculatePreferredSize() const override {
return gfx::Size(kTextInputWindowWidth, kTextInputWindowHeight);
}
void FocusOnTextInput() { text_field_->RequestFocus(); }
private:
views::Textfield* text_field_; // owned by views hierarchy
DISALLOW_COPY_AND_ASSIGN(TextInputView);
};
} // namespace
class MagnificationControllerTest : public AshTestBase {
public:
MagnificationControllerTest() : text_input_view_(NULL) {}
~MagnificationControllerTest() override = default;
void SetUp() override {
AshTestBase::SetUp();
UpdateDisplay(base::StringPrintf("%dx%d", kRootWidth, kRootHeight));
GetMagnificationController()->DisableMoveMagnifierDelayForTesting();
}
void TearDown() override { AshTestBase::TearDown(); }
protected:
aura::Window* GetRootWindow() const { return Shell::GetPrimaryRootWindow(); }
std::string GetHostMouseLocation() {
const gfx::Point& location =
aura::test::QueryLatestMousePositionRequestInHost(
GetRootWindow()->GetHost());
return location.ToString();
}
ash::MagnificationController* GetMagnificationController() const {
return ash::Shell::Get()->magnification_controller();
}
gfx::Rect GetViewport() const {
gfx::RectF bounds(0, 0, kRootWidth, kRootHeight);
GetRootWindow()->layer()->transform().TransformRectReverse(&bounds);
return gfx::ToEnclosingRect(bounds);
}
std::string CurrentPointOfInterest() const {
return GetMagnificationController()
->GetPointOfInterestForTesting()
.ToString();
}
void CreateAndShowTextInputView(const gfx::Rect& bounds) {
text_input_view_ = new TextInputView;
views::Widget* widget = views::Widget::CreateWindowWithContextAndBounds(
text_input_view_, GetRootWindow(), bounds);
widget->Show();
}
// Returns the text input view's bounds in root window coordinates.
gfx::Rect GetTextInputViewBounds() {
DCHECK(text_input_view_);
gfx::Rect bounds = text_input_view_->bounds();
gfx::Point origin = bounds.origin();
// Convert origin to screen coordinates.
views::View::ConvertPointToScreen(text_input_view_, &origin);
// Convert origin to root_window_ coordinates.
::wm::ConvertPointFromScreen(GetRootWindow(), &origin);
return gfx::Rect(origin.x(), origin.y(), bounds.width(), bounds.height());
}
// Returns the caret bounds in root window coordinates.
gfx::Rect GetCaretBounds() {
gfx::Rect caret_bounds =
GetInputMethod()->GetTextInputClient()->GetCaretBounds();
gfx::Point origin = caret_bounds.origin();
::wm::ConvertPointFromScreen(GetRootWindow(), &origin);
return gfx::Rect(origin.x(), origin.y(), caret_bounds.width(),
caret_bounds.height());
}
void FocusOnTextInputView() {
DCHECK(text_input_view_);
text_input_view_->FocusOnTextInput();
}
private:
TextInputView* text_input_view_;
ui::InputMethod* GetInputMethod() {
DCHECK(text_input_view_);
return text_input_view_->GetWidget()->GetInputMethod();
}
DISALLOW_COPY_AND_ASSIGN(MagnificationControllerTest);
};
TEST_F(MagnificationControllerTest, EnableAndDisable) {
// Confirms the magnifier is disabled.
EXPECT_TRUE(GetRootWindow()->layer()->transform().IsIdentity());
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
// Enables magnifier.
GetMagnificationController()->SetEnabled(true);
EXPECT_FALSE(GetRootWindow()->layer()->transform().IsIdentity());
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
// Disables magnifier.
GetMagnificationController()->SetEnabled(false);
EXPECT_TRUE(GetRootWindow()->layer()->transform().IsIdentity());
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
// Confirms the the scale can't be changed.
GetMagnificationController()->SetScale(4.0f, false);
EXPECT_TRUE(GetRootWindow()->layer()->transform().IsIdentity());
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
}
TEST_F(MagnificationControllerTest, MagnifyAndUnmagnify) {
// Enables magnifier and confirms the default scale is 2.0x.
GetMagnificationController()->SetEnabled(true);
EXPECT_FALSE(GetRootWindow()->layer()->transform().IsIdentity());
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
EXPECT_EQ("400,300", CurrentPointOfInterest());
// Changes the scale.
GetMagnificationController()->SetScale(4.0f, false);
EXPECT_EQ(4.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("300,225 200x150", GetViewport().ToString());
EXPECT_EQ("400,300", CurrentPointOfInterest());
GetMagnificationController()->SetScale(1.0f, false);
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
EXPECT_EQ("400,300", CurrentPointOfInterest());
GetMagnificationController()->SetScale(3.0f, false);
EXPECT_EQ(3.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("266,200 267x200", GetViewport().ToString());
EXPECT_EQ("400,300", CurrentPointOfInterest());
}
TEST_F(MagnificationControllerTest, MoveWindow) {
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
// Move the viewport.
GetMagnificationController()->MoveWindow(0, 0, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(200, 300, false);
EXPECT_EQ("200,300 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(400, 0, false);
EXPECT_EQ("400,0 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(400, 300, false);
EXPECT_EQ("400,300 400x300", GetViewport().ToString());
// Confirms that the viewport can't across the top-left border.
GetMagnificationController()->MoveWindow(-100, 0, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(0, -100, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(-100, -100, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
// Confirms that the viewport can't across the bittom-right border.
GetMagnificationController()->MoveWindow(800, 0, false);
EXPECT_EQ("400,0 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(0, 400, false);
EXPECT_EQ("0,300 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(200, 400, false);
EXPECT_EQ("200,300 400x300", GetViewport().ToString());
GetMagnificationController()->MoveWindow(1000, 1000, false);
EXPECT_EQ("400,300 400x300", GetViewport().ToString());
}
TEST_F(MagnificationControllerTest, PointOfInterest) {
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 0));
EXPECT_EQ("0,0", CurrentPointOfInterest());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 599));
EXPECT_EQ("799,599", CurrentPointOfInterest());
GetEventGenerator().MoveMouseToInHost(gfx::Point(400, 300));
EXPECT_EQ("400,300", CurrentPointOfInterest());
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ("400,300", CurrentPointOfInterest());
GetEventGenerator().MoveMouseToInHost(gfx::Point(500, 400));
EXPECT_EQ("450,350", CurrentPointOfInterest());
}
TEST_F(MagnificationControllerTest, FollowFocusChanged) {
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
// Don't move viewport when focusing edit box.
GetMagnificationController()->HandleFocusedNodeChanged(
true, gfx::Rect(0, 0, 10, 10));
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
// Move viewport to element in upper left.
GetMagnificationController()->HandleFocusedNodeChanged(
false, gfx::Rect(0, 0, 10, 10));
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
// Move viewport to element in lower right.
GetMagnificationController()->HandleFocusedNodeChanged(
false, gfx::Rect(790, 590, 10, 10));
EXPECT_EQ("400,300 400x300", GetViewport().ToString());
// Don't follow focus onto empty rectangle.
GetMagnificationController()->HandleFocusedNodeChanged(false,
gfx::Rect(0, 0, 0, 0));
EXPECT_EQ("400,300 400x300", GetViewport().ToString());
}
TEST_F(MagnificationControllerTest, PanWindow2xLeftToRight) {
const aura::Env* env = aura::Env::GetInstance();
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 0));
EXPECT_EQ(1.f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
EXPECT_EQ("0,0", env->last_mouse_location().ToString());
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
GetMagnificationController()->MoveWindow(0, 0, false);
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 0));
EXPECT_EQ("0,0", env->last_mouse_location().ToString());
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(300, 150));
EXPECT_EQ("150,75", env->last_mouse_location().ToString());
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(700, 150));
EXPECT_EQ("350,75", env->last_mouse_location().ToString());
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(701, 150));
EXPECT_EQ("350,75", env->last_mouse_location().ToString());
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(702, 150));
EXPECT_EQ("351,75", env->last_mouse_location().ToString());
EXPECT_EQ("1,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(703, 150));
EXPECT_EQ("352,75", env->last_mouse_location().ToString());
EXPECT_EQ("2,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(704, 150));
EXPECT_EQ("354,75", env->last_mouse_location().ToString());
EXPECT_EQ("4,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(712, 150));
EXPECT_EQ("360,75", env->last_mouse_location().ToString());
EXPECT_EQ("10,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(600, 150));
EXPECT_EQ("310,75", env->last_mouse_location().ToString());
EXPECT_EQ("10,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(720, 150));
EXPECT_EQ("370,75", env->last_mouse_location().ToString());
EXPECT_EQ("20,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("410,75", env->last_mouse_location().ToString());
EXPECT_EQ("410,75", CurrentPointOfInterest());
EXPECT_EQ("60,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 150));
EXPECT_EQ("459,75", env->last_mouse_location().ToString());
EXPECT_EQ("109,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(702, 150));
EXPECT_EQ("460,75", env->last_mouse_location().ToString());
EXPECT_EQ("110,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("500,75", env->last_mouse_location().ToString());
EXPECT_EQ("150,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("540,75", env->last_mouse_location().ToString());
EXPECT_EQ("190,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("580,75", env->last_mouse_location().ToString());
EXPECT_EQ("230,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("620,75", env->last_mouse_location().ToString());
EXPECT_EQ("270,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("660,75", env->last_mouse_location().ToString());
EXPECT_EQ("310,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("700,75", env->last_mouse_location().ToString());
EXPECT_EQ("350,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("740,75", env->last_mouse_location().ToString());
EXPECT_EQ("390,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(780, 150));
EXPECT_EQ("780,75", env->last_mouse_location().ToString());
EXPECT_EQ("400,0 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 150));
EXPECT_EQ("799,75", env->last_mouse_location().ToString());
EXPECT_EQ("400,0 400x300", GetViewport().ToString());
}
TEST_F(MagnificationControllerTest, PanWindow2xRightToLeft) {
const aura::Env* env = aura::Env::GetInstance();
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 300));
EXPECT_EQ(1.f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
EXPECT_EQ("799,300", env->last_mouse_location().ToString());
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 300));
EXPECT_EQ("798,300", env->last_mouse_location().ToString());
EXPECT_EQ("400,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("400,300", env->last_mouse_location().ToString());
EXPECT_EQ("350,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("350,300", env->last_mouse_location().ToString());
EXPECT_EQ("300,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("300,300", env->last_mouse_location().ToString());
EXPECT_EQ("250,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("250,300", env->last_mouse_location().ToString());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("200,300", env->last_mouse_location().ToString());
EXPECT_EQ("150,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("150,300", env->last_mouse_location().ToString());
EXPECT_EQ("100,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("100,300", env->last_mouse_location().ToString());
EXPECT_EQ("50,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("50,300", env->last_mouse_location().ToString());
EXPECT_EQ("0,150 400x300", GetViewport().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("0,300", env->last_mouse_location().ToString());
EXPECT_EQ("0,150 400x300", GetViewport().ToString());
}
TEST_F(MagnificationControllerTest, PanWindowToRight) {
const aura::Env* env = aura::Env::GetInstance();
GetEventGenerator().MoveMouseToInHost(gfx::Point(400, 300));
EXPECT_EQ(1.f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
EXPECT_EQ("400,300", env->last_mouse_location().ToString());
float scale = 2.f;
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_FLOAT_EQ(2.f, GetMagnificationController()->GetScale());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(2.3784142, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(400, 300));
EXPECT_EQ("400,300", env->last_mouse_location().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 300));
EXPECT_EQ("566,299", env->last_mouse_location().ToString());
EXPECT_EQ("705,300", GetHostMouseLocation());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(2.8284268, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 300));
EXPECT_EQ("599,299", env->last_mouse_location().ToString());
EXPECT_EQ("702,300", GetHostMouseLocation());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(3.3635852, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 300));
EXPECT_EQ("627,298", env->last_mouse_location().ToString());
EXPECT_EQ("707,300", GetHostMouseLocation());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(4.f, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(799, 300));
EXPECT_EQ("649,298", env->last_mouse_location().ToString());
EXPECT_EQ("704,300", GetHostMouseLocation());
}
TEST_F(MagnificationControllerTest, PanWindowToLeft) {
const aura::Env* env = aura::Env::GetInstance();
GetEventGenerator().MoveMouseToInHost(gfx::Point(400, 300));
EXPECT_EQ(1.f, GetMagnificationController()->GetScale());
EXPECT_EQ("0,0 800x600", GetViewport().ToString());
EXPECT_EQ("400,300", env->last_mouse_location().ToString());
float scale = 2.f;
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_FLOAT_EQ(2.f, GetMagnificationController()->GetScale());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(2.3784142, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(400, 300));
EXPECT_EQ("400,300", env->last_mouse_location().ToString());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("231,299", env->last_mouse_location().ToString());
EXPECT_EQ("100,300", GetHostMouseLocation());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(2.8284268, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("194,299", env->last_mouse_location().ToString());
EXPECT_EQ("99,300", GetHostMouseLocation());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(3.3635852, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("164,298", env->last_mouse_location().ToString());
EXPECT_EQ("98,300", GetHostMouseLocation());
scale *= MagnificationController::kMagnificationScaleFactor;
GetMagnificationController()->SetScale(scale, false);
EXPECT_FLOAT_EQ(4.f, GetMagnificationController()->GetScale());
GetEventGenerator().MoveMouseToInHost(gfx::Point(0, 300));
EXPECT_EQ("139,298", env->last_mouse_location().ToString());
EXPECT_EQ("100,300", GetHostMouseLocation());
}
TEST_F(MagnificationControllerTest, FollowTextInputFieldFocus) {
CreateAndShowTextInputView(gfx::Rect(500, 300, 80, 80));
gfx::Rect text_input_bounds = GetTextInputViewBounds();
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
EXPECT_FALSE(GetMagnificationController()->KeepFocusCentered());
// Move the viewport to (0, 0), so that text input field will be out of
// the viewport region.
GetMagnificationController()->MoveWindow(0, 0, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
EXPECT_FALSE(GetViewport().Intersects(text_input_bounds));
// Focus on the text input field.
FocusOnTextInputView();
// Verify the view port has been moved to the place where the text field is
// contained in the view port and the caret is at the center of the view port.
gfx::Rect view_port = GetViewport();
EXPECT_TRUE(view_port.Contains(text_input_bounds));
gfx::Rect caret_bounds = GetCaretBounds();
EXPECT_TRUE(text_input_bounds.Contains(caret_bounds));
EXPECT_EQ(caret_bounds.CenterPoint(), view_port.CenterPoint());
}
// Tests the following case. First the text input field intersects on the right
// edge with the view port, with focus caret sitting just a little left to the
// caret panning margin, so that when it gets focus, the view port won't move.
// Then when user types a character, the caret moves beyond the right panning
// edge, the view port will be moved to center the caret horizontally.
TEST_F(MagnificationControllerTest, FollowTextInputFieldKeyPress) {
const int kCaretPanningMargin = 50;
const int kScale = 2.0f;
const int kViewportWidth = 400;
// Add some extra distance horizontally from text caret to to left edge of
// the text input view.
int x = kViewportWidth - (kCaretPanningMargin + 20) / kScale;
CreateAndShowTextInputView(gfx::Rect(x, 200, 80, 80));
gfx::Rect text_input_bounds = GetTextInputViewBounds();
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
EXPECT_FALSE(GetMagnificationController()->KeepFocusCentered());
// Move the viewport to (0, 0), so that text input field intersects the
// view port at the right edge.
GetMagnificationController()->MoveWindow(0, 0, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
EXPECT_TRUE(GetViewport().Intersects(text_input_bounds));
// Focus on the text input field.
FocusOnTextInputView();
// Verify the view port is not moved, and the caret is inside the view port
// and not beyond the caret right panning margin.
gfx::Rect view_port = GetViewport();
EXPECT_EQ("0,0 400x300", view_port.ToString());
EXPECT_TRUE(text_input_bounds.Contains(GetCaretBounds()));
EXPECT_GT(view_port.right() - kCaretPanningMargin / kScale,
GetCaretBounds().x());
// Press keys on text input simulate typing on text field and the caret
// moves beyond the caret right panning margin. The view port is moved to the
// place where caret's x coordinate is centered at the new view port.
GetEventGenerator().PressKey(ui::VKEY_A, 0);
GetEventGenerator().ReleaseKey(ui::VKEY_A, 0);
gfx::Rect caret_bounds = GetCaretBounds();
EXPECT_LT(view_port.right() - kCaretPanningMargin / kScale,
GetCaretBounds().x());
gfx::Rect new_view_port = GetViewport();
EXPECT_EQ(caret_bounds.CenterPoint().x(), new_view_port.CenterPoint().x());
}
TEST_F(MagnificationControllerTest, CenterTextCaretNotInsideViewport) {
CreateAndShowTextInputView(gfx::Rect(500, 300, 50, 30));
gfx::Rect text_input_bounds = GetTextInputViewBounds();
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetKeepFocusCentered(true);
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
EXPECT_TRUE(GetMagnificationController()->KeepFocusCentered());
// Move the viewport to (0, 0), so that text input field will be out of
// the viewport region.
GetMagnificationController()->MoveWindow(0, 0, false);
EXPECT_EQ("0,0 400x300", GetViewport().ToString());
EXPECT_FALSE(GetViewport().Contains(text_input_bounds));
// Focus on the text input field.
FocusOnTextInputView();
RunAllPendingInMessageLoop();
// Verify the view port has been moved to the place where the text field is
// contained in the view port and the caret is at the center of the view port.
gfx::Rect view_port = GetViewport();
EXPECT_TRUE(view_port.Contains(text_input_bounds));
gfx::Rect caret_bounds = GetCaretBounds();
EXPECT_EQ(caret_bounds.CenterPoint(), view_port.CenterPoint());
// Press keys on text input simulate typing on text field and the view port
// should be moved to keep the caret centered.
GetEventGenerator().PressKey(ui::VKEY_A, 0);
GetEventGenerator().ReleaseKey(ui::VKEY_A, 0);
RunAllPendingInMessageLoop();
gfx::Rect new_caret_bounds = GetCaretBounds();
EXPECT_NE(caret_bounds, new_caret_bounds);
gfx::Rect new_view_port = GetViewport();
EXPECT_NE(view_port, new_view_port);
EXPECT_TRUE(new_view_port.Contains(new_caret_bounds));
EXPECT_EQ(new_caret_bounds.CenterPoint(), new_view_port.CenterPoint());
}
TEST_F(MagnificationControllerTest, CenterTextCaretInViewport) {
CreateAndShowTextInputView(gfx::Rect(250, 200, 50, 30));
gfx::Rect text_input_bounds = GetTextInputViewBounds();
// Enables magnifier and confirm the viewport is at center.
GetMagnificationController()->SetKeepFocusCentered(true);
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
EXPECT_EQ("200,150 400x300", GetViewport().ToString());
EXPECT_TRUE(GetMagnificationController()->KeepFocusCentered());
// Verify the text input field is inside the view port.
gfx::Rect view_port = GetViewport();
EXPECT_TRUE(view_port.Contains(text_input_bounds));
// Focus on the text input field.
FocusOnTextInputView();
RunAllPendingInMessageLoop();
// Verify the view port has been moved to the place where the text field is
// contained in the view port and the caret is at the center of the view port.
gfx::Rect new_view_port = GetViewport();
EXPECT_NE(view_port, new_view_port);
EXPECT_TRUE(new_view_port.Contains(text_input_bounds));
gfx::Rect caret_bounds = GetCaretBounds();
EXPECT_EQ(caret_bounds.CenterPoint(), new_view_port.CenterPoint());
}
// Make sure that unified desktop can enter magnified mode.
TEST_F(MagnificationControllerTest, EnableMagnifierInUnifiedDesktop) {
Shell::Get()->display_manager()->SetUnifiedDesktopEnabled(true);
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
GetMagnificationController()->SetEnabled(true);
display::Screen* screen = display::Screen::GetScreen();
UpdateDisplay("500x500, 500x500");
EXPECT_EQ("0,0 1000x500", screen->GetPrimaryDisplay().bounds().ToString());
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
GetMagnificationController()->SetEnabled(false);
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
GetMagnificationController()->SetEnabled(true);
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
UpdateDisplay("500x500");
EXPECT_EQ("0,0 500x500", screen->GetPrimaryDisplay().bounds().ToString());
EXPECT_EQ(2.0f, GetMagnificationController()->GetScale());
GetMagnificationController()->SetEnabled(false);
EXPECT_EQ("0,0 500x500", screen->GetPrimaryDisplay().bounds().ToString());
EXPECT_EQ(1.0f, GetMagnificationController()->GetScale());
}
// Make sure that mouse can move across display in magnified mode.
TEST_F(MagnificationControllerTest, MoveMouseToSecondDisplay) {
UpdateDisplay("0+0-500x500, 500+0-500x500");
EXPECT_EQ(2ul, display::Screen::GetScreen()->GetAllDisplays().size());
aura::Window::Windows root_windows = Shell::GetAllRootWindows();
GetEventGenerator().MoveMouseTo(gfx::Point(250, 250));
EXPECT_TRUE(root_windows[1]->layer()->transform().IsIdentity());
EXPECT_TRUE(root_windows[0]->layer()->transform().IsIdentity());
GetMagnificationController()->SetEnabled(true);
EXPECT_FALSE(root_windows[0]->layer()->transform().IsIdentity());
EXPECT_TRUE(root_windows[1]->layer()->transform().IsIdentity());
GetEventGenerator().MoveMouseTo(gfx::Point(750, 250));
EXPECT_FALSE(root_windows[1]->layer()->transform().IsIdentity());
EXPECT_TRUE(root_windows[0]->layer()->transform().IsIdentity());
GetMagnificationController()->SetEnabled(false);
EXPECT_TRUE(root_windows[1]->layer()->transform().IsIdentity());
EXPECT_TRUE(root_windows[0]->layer()->transform().IsIdentity());
}
} // namespace ash