public void TestThrowsOnGetAbsolutePositionWithoutScreen()
{
Control control = new Control();
Assert.Throws <InvalidOperationException>(
delegate() { control.GetAbsoluteBounds(); }
);
}
public void TestAbsoluteCoordinateTransformation()
{
// Create a test control that occupies 80 percent of the space in its
// parent using unified coordinates
Control myControl = new Control();
myControl.Bounds.Left = new UniScalar(0.1f, 0);
myControl.Bounds.Top = new UniScalar(0.1f, 0);
myControl.Bounds.Right = new UniScalar(0.9f, 0);
myControl.Bounds.Bottom = new UniScalar(0.9f, 0);
// Place the test control on a screen sized 1000 x 1000 pixels
Screen myScreen = new Screen(1000.0f, 1000.0f);
myScreen.Desktop.Children.Add(myControl);
// Verify that the test control's absolute coordinates reflect its size
// given in unified coordinates
RectangleF absoluteBoundaries = myControl.GetAbsoluteBounds();
assertAlmostEqual(100.0f, absoluteBoundaries.Left);
assertAlmostEqual(100.0f, absoluteBoundaries.Top);
assertAlmostEqual(900.0f, absoluteBoundaries.Right);
assertAlmostEqual(900.0f, absoluteBoundaries.Bottom);
// Now change the size of the desktop to only one fourth of the screen
myScreen.Desktop.Bounds.Location.X.Fraction = 0.5f;
myScreen.Desktop.Bounds.Location.Y.Fraction = 0.5f;
myScreen.Desktop.Bounds.Size.X.Fraction = 0.5f;
myScreen.Desktop.Bounds.Size.Y.Fraction = 0.5f;
// Verify that the desktop size change is reflected in the absolute
// coordinates that control's GetAbsoluteBounds() method hands out
absoluteBoundaries = myControl.GetAbsoluteBounds();
assertAlmostEqual(550.0f, absoluteBoundaries.Left);
assertAlmostEqual(550.0f, absoluteBoundaries.Top);
assertAlmostEqual(950.0f, absoluteBoundaries.Right);
assertAlmostEqual(950.0f, absoluteBoundaries.Bottom);
}
public void TestThrowsOnGetAbsolutePositionWithoutScreen() {
Control control = new Control();
Assert.Throws<InvalidOperationException>(
delegate() { control.GetAbsoluteBounds(); }
);
}
public void TestAbsoluteCoordinateTransformation() {
// Create a test control that occupies 80 percent of the space in its
// parent using unified coordinates
Control myControl = new Control();
myControl.Bounds.Left = new UniScalar(0.1f, 0);
myControl.Bounds.Top = new UniScalar(0.1f, 0);
myControl.Bounds.Right = new UniScalar(0.9f, 0);
myControl.Bounds.Bottom = new UniScalar(0.9f, 0);
// Place the test control on a screen sized 1000 x 1000 pixels
Screen myScreen = new Screen(1000.0f, 1000.0f);
myScreen.Desktop.Children.Add(myControl);
// Verify that the test control's absolute coordinates reflect its size
// given in unified coordinates
RectangleF absoluteBoundaries = myControl.GetAbsoluteBounds();
assertAlmostEqual(100.0f, absoluteBoundaries.Left);
assertAlmostEqual(100.0f, absoluteBoundaries.Top);
assertAlmostEqual(900.0f, absoluteBoundaries.Right);
assertAlmostEqual(900.0f, absoluteBoundaries.Bottom);
// Now change the size of the desktop to only one fourth of the screen
myScreen.Desktop.Bounds.Location.X.Fraction = 0.5f;
myScreen.Desktop.Bounds.Location.Y.Fraction = 0.5f;
myScreen.Desktop.Bounds.Size.X.Fraction = 0.5f;
myScreen.Desktop.Bounds.Size.Y.Fraction = 0.5f;
// Verify that the desktop size change is reflected in the absolute
// coordinates that control's GetAbsoluteBounds() method hands out
absoluteBoundaries = myControl.GetAbsoluteBounds();
assertAlmostEqual(550.0f, absoluteBoundaries.Left);
assertAlmostEqual(550.0f, absoluteBoundaries.Top);
assertAlmostEqual(950.0f, absoluteBoundaries.Right);
assertAlmostEqual(950.0f, absoluteBoundaries.Bottom);
}