public void CropRectTest()
{
var imageSize = new Size(1000, 1000);
var targetSize = new Size(1000, 500);
var destinationR = VisualHelper.CalculateCropRectangle(imageSize, targetSize, Alignment.Center);
//Assert.Equal(0, destinationR.Left);
// Assert.Equal(-250, destinationR.Top);
Assert.Equal(0, destinationR.X);
Assert.Equal(-250, destinationR.Y);
}
public void CalculateLargestSizeHavingAspect()
{
var size = new Size(1000, 1000);
var targetAspect = new Rational(1, 1); // 1:1
var result = new Size(0, 0);
result = VisualHelper.CalculateMaxSize(size, targetAspect);
Assert.Equal(new Size(1000, 1000), result);
// -----------------------------------------------------------------------------------------------
targetAspect = new Rational(2, 1); // 2:1 (width 2x height)
result = VisualHelper.CalculateMaxSize(size, targetAspect);
Assert.Equal(new Size(1000, 500), result);
// -----------------------------------------------------------------------------------------------
targetAspect = new Rational(3, 1); // 3:1 (width 3x height)
result = VisualHelper.CalculateMaxSize(size, targetAspect);
Assert.Equal(new Size(1000, 333), result); // 333.3 (round down)
// -----------------------------------------------------------------------------------------------
targetAspect = new Rational(4, 1); // 3:1 (width 3x height)
result = VisualHelper.CalculateMaxSize(size, targetAspect);
Assert.Equal(new Size(1000, 250), result); // 333.3 (round down)
// -----------------------------------------------------------------------------------------------
targetAspect = new Rational(1, 2); // 1:2 (width 0.5 height)
result = VisualHelper.CalculateMaxSize(size, targetAspect);
Assert.Equal(new Size(500, 1000), result); // 333.3 (round down)
}
public void GetDimensionsTest()
{
var imageSize = new Size(500, 500);
Assert.Equal(new Size(500, 500), VisualHelper.CalculateScaledSize(imageSize, new Size(600, 600), ScaleMode.None));
Assert.Equal(new Size(500, 500), VisualHelper.CalculateScaledSize(imageSize, new Size(500, 500), ScaleMode.None));
Assert.Equal(new Size(400, 400), VisualHelper.CalculateScaledSize(imageSize, new Size(400, 400), ScaleMode.None));
Assert.Equal(new Size(235, 235), VisualHelper.CalculateScaledSize(imageSize, new Size(235, 290), ScaleMode.None));
Assert.Equal(new Size(11, 11), VisualHelper.CalculateScaledSize(imageSize, new Size(11, 15), ScaleMode.None));
// Stretch
Assert.Equal(new Size(600, 600), VisualHelper.CalculateScaledSize(imageSize, new Size(600, 600), ScaleMode.Stretch));
imageSize = new Size(5500, 1464);
Assert.Equal(new Size(500, 133), VisualHelper.CalculateScaledSize(imageSize, new Size(500, 500), ScaleMode.None));
Assert.Equal(new Size(400, 106), VisualHelper.CalculateScaledSize(imageSize, new Size(400, 400), ScaleMode.None));
Assert.Equal(new Size(235, 62), VisualHelper.CalculateScaledSize(imageSize, new Size(235, 290), ScaleMode.None));
Assert.Equal(new Size(11, 2), VisualHelper.CalculateScaledSize(imageSize, new Size(11, 15), ScaleMode.None));
}
public void SquareImageTest()
{
var imageSize = new Size(500, 500);
Assert.Equal(new Size(500, 500), VisualHelper.CalculateMaxSize(imageSize, new Rational(1, 1))); // Width = Height
Assert.Equal(new Size(250, 500), VisualHelper.CalculateMaxSize(imageSize, new Rational(1, 2))); // Width = 1/2 height
Assert.Equal(new Size(125, 500), VisualHelper.CalculateMaxSize(imageSize, new Rational(1, 4))); // Width = 1/4 width
Assert.Equal(new Size(500, 250), VisualHelper.CalculateMaxSize(imageSize, new Rational(2, 1))); // Width = 2x height
Assert.Equal(new Size(500, 125), VisualHelper.CalculateMaxSize(imageSize, new Rational(4, 1))); // Width = 4x height
}
public void RetangleImageTest()
{
Size imageSize = new Size(468, 60);
Assert.Equal(new Size(60, 60), VisualHelper.CalculateMaxSize(imageSize, new Rational(1, 1))); // Height = 1/1 Width
}
public Crop(Vector2f origin, Size size)
: this(new Rectangle((int)origin.X, (int)origin.Y, size.Width, size.Height))
{
}
public AnchoredResize(Size size, Alignment anchor)
: this(size.Width, size.Height, anchor)
{
}
public Resize(Size size)
: this(size.Width, size.Height)
{ }
