QuadraticScreenSpace.TopLeft Property

QuadraticScreenSpace TopLeft Property

Delta Engine Documentation

Namespace: DeltaEngine.ScreenSpaces
Assembly: DeltaEngine (in DeltaEngine.dll) Version: 1.1.1.0 (1.1.1)

Syntax

public override Vector2D TopLeft { get; }

public override Vector2D TopLeft { get; }

Public Overrides ReadOnly Property TopLeft As Vector2D 
	Get

Public Overrides ReadOnly Property TopLeft As Vector2D 
	Get

public:
virtual property Vector2D TopLeft {
	Vector2D get () override;
}

public:
virtual property Vector2D TopLeft {
	Vector2D get () override;
}

abstract TopLeft : Vector2D with get 
override TopLeft : Vector2D with get

abstract TopLeft : Vector2D with get 
override TopLeft : Vector2D with get

Property Value

Type: Vector2D

Remarks

Tests: DeltaEngine.Tests.ScreenSpaces.QuadraticScreenSpaceTests

Examples

3 unit tests call DeltaEngine.ScreenSpaces.QuadraticScreenSpace.TopLeft

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[Test]
public void SquareWindowWithQuadraticSpace()
{
    ScreenSpace.Current = new QuadraticScreenSpace(window);
    window.ViewportPixelSize = new Size(100, 100);
    Assert.AreEqual(Vector2D.Zero, ScreenSpace.Current.TopLeft);
    Assert.AreEqual(Vector2D.One, ScreenSpace.Current.BottomRight);
    Assert.AreEqual(Rectangle.One, ScreenSpace.Current.Viewport);
    Assert.AreEqual(Vector2D.One, ScreenSpace.Current.FromPixelSpace(new Vector2D(100, 100)));
    Assert.AreEqual(Vector2D.Half, ScreenSpace.Current.FromPixelSpace(new Vector2D(50, 50)));
    Assert.IsTrue(
        ScreenSpace.Current.FromPixelSpace(new Rectangle(10, 10, 80, 80)).IsNearlyEqual(
            new Rectangle(0.1f, 0.1f, 0.8f, 0.8f)));
}

[Test]
public void SquareWindowWithQuadraticSpace()
{
    ScreenSpace.Current = new QuadraticScreenSpace(window);
    window.ViewportPixelSize = new Size(100, 100);
    Assert.AreEqual(Vector2D.Zero, ScreenSpace.Current.TopLeft);
    Assert.AreEqual(Vector2D.One, ScreenSpace.Current.BottomRight);
    Assert.AreEqual(Rectangle.One, ScreenSpace.Current.Viewport);
    Assert.AreEqual(Vector2D.One, ScreenSpace.Current.FromPixelSpace(new Vector2D(100, 100)));
    Assert.AreEqual(Vector2D.Half, ScreenSpace.Current.FromPixelSpace(new Vector2D(50, 50)));
    Assert.IsTrue(
        ScreenSpace.Current.FromPixelSpace(new Rectangle(10, 10, 80, 80)).IsNearlyEqual(
            new Rectangle(0.1f, 0.1f, 0.8f, 0.8f)));
}

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[Test]
public void ToQuadraticWithUnevenSize()
{
    window.ViewportPixelSize = new Size(99, 199);
    var screen = new QuadraticScreenSpace(window);
    Assert.AreEqual(new Vector2D(0.2512563f, 0), screen.TopLeft);
    Assert.AreEqual(new Vector2D(0.7487437f, 1), screen.BottomRight);
    Assert.AreEqual(screen.BottomRight, screen.FromPixelSpace(new Vector2D(99, 199)));
}

[Test]
public void ToQuadraticWithUnevenSize()
{
    window.ViewportPixelSize = new Size(99, 199);
    var screen = new QuadraticScreenSpace(window);
    Assert.AreEqual(new Vector2D(0.2512563f, 0), screen.TopLeft);
    Assert.AreEqual(new Vector2D(0.7487437f, 1), screen.BottomRight);
    Assert.AreEqual(screen.BottomRight, screen.FromPixelSpace(new Vector2D(99, 199)));
}

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[Test]
public void ToQuadraticWithPortraitWindow()
{
    window.ViewportPixelSize = new Size(75, 100);
    var screen = new QuadraticScreenSpace(window);
    Assert.AreEqual(new Vector2D(0.125f, 0), screen.TopLeft);
    Assert.AreEqual(new Vector2D(0.875f, 1), screen.BottomRight);
    Assert.AreEqual(new Rectangle(0.125f, 0, 0.75f, 1), screen.Viewport);
    Assert.AreEqual(new Vector2D(0.875f, 1f), screen.FromPixelSpace(new Vector2D(75, 100)));
    Assert.AreEqual(Vector2D.Half, screen.FromPixelSpace(new Vector2D(37.5f, 50)));
    Assert.IsTrue(screen.FromPixelSpace(new Size(10, 10)).IsNearlyEqual(new Size(0.1f, 0.1f)));
}

[Test]
public void ToQuadraticWithPortraitWindow()
{
    window.ViewportPixelSize = new Size(75, 100);
    var screen = new QuadraticScreenSpace(window);
    Assert.AreEqual(new Vector2D(0.125f, 0), screen.TopLeft);
    Assert.AreEqual(new Vector2D(0.875f, 1), screen.BottomRight);
    Assert.AreEqual(new Rectangle(0.125f, 0, 0.75f, 1), screen.Viewport);
    Assert.AreEqual(new Vector2D(0.875f, 1f), screen.FromPixelSpace(new Vector2D(75, 100)));
    Assert.AreEqual(Vector2D.Half, screen.FromPixelSpace(new Vector2D(37.5f, 50)));
    Assert.IsTrue(screen.FromPixelSpace(new Size(10, 10)).IsNearlyEqual(new Size(0.1f, 0.1f)));
}