public void TestMeasureOverrideInfinite()
{
var child1 = new MeasureValidator();
var canvas = new Canvas { Children = { child1 } };
// check that relative 0 x inf available = 0
child1.SetCanvasRelativeSize(Vector3.Zero);
child1.ExpectedMeasureValue = Vector3.Zero;
canvas.Measure(new Vector3(float.PositiveInfinity));
child1.SetCanvasRelativeSize(new Vector3(float.NaN));
// check sizes with infinite measure values and absolute position
child1.SetCanvasAbsolutePosition(new Vector3(1, -1, -3));
child1.ExpectedMeasureValue = new Vector3(float.PositiveInfinity, 0, 0);
child1.ReturnedMeasuredValue = new Vector3(2);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(3, 1, 0), canvas.DesiredSizeWithMargins);
// check sizes with infinite measure values and relative position
child1.SetCanvasPinOrigin(new Vector3(0, .5f, 1));
child1.SetCanvasRelativePosition(new Vector3(-1));
child1.ExpectedMeasureValue = new Vector3(0);
child1.ReturnedMeasuredValue = new Vector3(1);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(0.5f, 0.25f, 0), canvas.DesiredSizeWithMargins);
child1.SetCanvasRelativePosition(new Vector3(0));
child1.ExpectedMeasureValue = new Vector3(float.PositiveInfinity, 0, 0);
child1.ReturnedMeasuredValue = new Vector3(1);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(1, 0.5f, 0), canvas.DesiredSizeWithMargins);
child1.SetCanvasRelativePosition(new Vector3(0.5f));
child1.ExpectedMeasureValue = new Vector3(float.PositiveInfinity);
child1.ReturnedMeasuredValue = new Vector3(1);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(2, 1, 2), canvas.DesiredSizeWithMargins);
child1.SetCanvasRelativePosition(new Vector3(1f));
child1.ExpectedMeasureValue = new Vector3(float.PositiveInfinity);
child1.ReturnedMeasuredValue = new Vector3(1);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(0, 0.5f, 1), canvas.DesiredSizeWithMargins);
child1.SetCanvasRelativePosition(new Vector3(2f));
child1.ExpectedMeasureValue = new Vector3(float.PositiveInfinity);
child1.ReturnedMeasuredValue = new Vector3(1);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(0, 0.25f, 0.5f), canvas.DesiredSizeWithMargins);
// check that the maximum is correctly taken
var child2 = new MeasureValidator();
var child3 = new MeasureValidator();
canvas.Children.Add(child2);
canvas.Children.Add(child3);
child1.InvalidateMeasure();
child1.SetCanvasPinOrigin(new Vector3(0.5f));
child1.SetCanvasRelativePosition(new Vector3(0.5f));
child1.ExpectedMeasureValue = new Vector3(float.PositiveInfinity);
child1.ReturnedMeasuredValue = new Vector3(10);
child2.SetCanvasPinOrigin(new Vector3(0.5f));
child2.SetCanvasRelativePosition(new Vector3(-.1f, .5f, 1.2f));
child2.ExpectedMeasureValue = new Vector3(0, float.PositiveInfinity, float.PositiveInfinity);
child2.ReturnedMeasuredValue = new Vector3(30.8f, 5, 48);
child3.SetCanvasRelativeSize(new Vector3(0f, 1f, 2f));
child3.ExpectedMeasureValue = new Vector3(0, float.PositiveInfinity, float.PositiveInfinity);
child3.ReturnedMeasuredValue = new Vector3(0, 5, 50);
canvas.Measure(new Vector3(float.PositiveInfinity));
Assert.AreEqual(new Vector3(14f, 10f, 25f), canvas.DesiredSizeWithMargins);
}
public void TestArrangeOverrideAbsolute()
{
// test that arrange set render size to provided size when there is no children
var nullCanvas = new Canvas { DepthAlignment = DepthAlignment.Stretch};
var providedSize = 1000 * rand.NextVector3();
var providedSizeWithoutMargins = CalculateSizeWithoutThickness(ref providedSize, ref MarginInternal);
nullCanvas.Measure(providedSize);
nullCanvas.Arrange(providedSize, false);
Assert.AreEqual(providedSizeWithoutMargins, nullCanvas.RenderSize);
// test that arrange works properly with valid children.
var availablesizeWithMargins = new Vector3(200, 300, 500);
var canvas = new Canvas { DepthAlignment = DepthAlignment.Stretch };
for (int i = 0; i < 10; i++)
{
var child = new ArrangeValidator { Name = i.ToString() };
child.SetCanvasPinOrigin(new Vector3(0, 0.5f, 1));
child.SetCanvasAbsolutePosition(((i>>1)-1) * 0.5f * availablesizeWithMargins);
child.Margin = new Thickness(10, 11, 12, 13, 14, 15);
child.ReturnedMeasuredValue = (i%2)==0? new Vector3(1000) : availablesizeWithMargins/3f;
child.ExpectedArrangeValue = new Vector3(
Math.Min(child.ReturnedMeasuredValue.X, Math.Max(0, i > 1 ? availablesizeWithMargins.X * (1 - ((i >> 1) - 1) * 0.5f) - 23 : 0)),
Math.Min(child.ReturnedMeasuredValue.Y, (i>> 1) == 2? availablesizeWithMargins.Y - 25 : 0),
Math.Min(child.ReturnedMeasuredValue.Z, Math.Max(0, i < 8 ? availablesizeWithMargins.Z * (((i >> 1) - 1) * 0.5f) - 27 : 0)));
canvas.Children.Add(child);
}
// Measure the stack
canvas.Measure(availablesizeWithMargins);
canvas.Arrange(availablesizeWithMargins, false);
// checks the stack arranged size
Assert.AreEqual(availablesizeWithMargins, canvas.RenderSize);
// Checks the children arrange matrix
for (int i = 0; i < canvas.Children.Count; i++)
{
var pinPosition = canvas.Children[i].DependencyProperties.Get(AbsolutePositionPropertyKey);
var pinOrigin = canvas.Children[i].DependencyProperties.Get(PinOriginPropertyKey);
var childOffsets = (pinPosition - Vector3.Modulate(pinOrigin, canvas.Children[i].RenderSize)) - canvas.RenderSize / 2;
Assert.AreEqual(Matrix.Translation(childOffsets), canvas.Children[i].DependencyProperties.Get(PanelArrangeMatrixPropertyKey));
}
}