public void TestSurroudingAnchor()
{
var stackSize = new Vector3(100, 200, 300);
var stackPanel = new PanelTests {
Size = stackSize
};
stackPanel.Arrange(Vector3.Zero, false);
Assert.Equal(new Vector2(0, 100), stackPanel.GetSurroudingAnchorDistances(Orientation.Horizontal, -1f));
Assert.Equal(new Vector2(0, 100), stackPanel.GetSurroudingAnchorDistances(Orientation.Horizontal, 0));
Assert.Equal(new Vector2(-20, 80), stackPanel.GetSurroudingAnchorDistances(Orientation.Horizontal, 20));
Assert.Equal(new Vector2(-100, 0), stackPanel.GetSurroudingAnchorDistances(Orientation.Horizontal, 100));
Assert.Equal(new Vector2(-100, 0), stackPanel.GetSurroudingAnchorDistances(Orientation.Horizontal, 150));
Assert.Equal(new Vector2(0, 200), stackPanel.GetSurroudingAnchorDistances(Orientation.Vertical, -1f));
Assert.Equal(new Vector2(0, 200), stackPanel.GetSurroudingAnchorDistances(Orientation.Vertical, 0));
Assert.Equal(new Vector2(-100, 100), stackPanel.GetSurroudingAnchorDistances(Orientation.Vertical, 100));
Assert.Equal(new Vector2(-200, 0), stackPanel.GetSurroudingAnchorDistances(Orientation.Vertical, 200));
Assert.Equal(new Vector2(-200, 0), stackPanel.GetSurroudingAnchorDistances(Orientation.Vertical, 220));
Assert.Equal(new Vector2(0, 300), stackPanel.GetSurroudingAnchorDistances(Orientation.InDepth, -1f));
Assert.Equal(new Vector2(0, 300), stackPanel.GetSurroudingAnchorDistances(Orientation.InDepth, 0));
Assert.Equal(new Vector2(-200, 100), stackPanel.GetSurroudingAnchorDistances(Orientation.InDepth, 200));
Assert.Equal(new Vector2(-300, 0), stackPanel.GetSurroudingAnchorDistances(Orientation.InDepth, 300));
Assert.Equal(new Vector2(-300, 0), stackPanel.GetSurroudingAnchorDistances(Orientation.InDepth, 330));
}
public void TestChildrenManagement()
{
ResetState();
// Check that parent is added to child
var newChild = new PanelTests {
Name = "child 1"
};
Assert.Null(newChild.Parent);
Children.Add(newChild);
Assert.Equal(this, newChild.Parent);
// check that parent is removed from child
Children.Remove(newChild);
Assert.Null(newChild.Parent);
// check that adding or removing a child invalidate the measure
Measure(Vector3.Zero);
Children.Add(newChild);
Assert.False(IsMeasureValid);
Measure(Vector3.Zero);
Children.Remove(newChild);
Assert.False(IsMeasureValid);
// test that children are correctly ordered by Z
var newChild2 = new PanelTests {
Name = "child 2"
};
newChild2.DependencyProperties.Set(ZIndexPropertyKey, 2);
Children.Add(newChild2);
Children.Add(newChild);
Assert.Equal(2, VisualChildrenCollection.Count);
Assert.Equal(newChild, VisualChildrenCollection[0]);
Assert.Equal(newChild2, VisualChildrenCollection[1]);
newChild.DependencyProperties.Set(ZIndexPropertyKey, 3);
Assert.Equal(2, VisualChildrenCollection.Count);
Assert.Equal(newChild2, VisualChildrenCollection[0]);
Assert.Equal(newChild, VisualChildrenCollection[1]);
Children.Remove(newChild);
Assert.Single(VisualChildrenCollection);
Assert.Equal(newChild2, VisualChildrenCollection[0]);
Children.Remove(newChild2);
Assert.Empty(VisualChildrenCollection);
}
public void TestUpdateWorldMatrix()
{
ResetState();
DepthAlignment = DepthAlignment.Stretch;
// set the panel size to 1
Arrange(Vector3.One, false);
// test that the world matrix of the panel is correctly updated.
var localMatrix = Matrix.Scaling(0.1f, 0.5f, 1f);
var worldMatrix = Matrix.Scaling(1f, 0.8f, 0.4f);
LocalMatrix = localMatrix;
UpdateWorldMatrix(ref worldMatrix, true);
Assert.Equal(new Matrix(0.1f, 0, 0, 0, 0, 0.4f, 0, 0, 0, 0, 0.4f, 0, 0.5f, 0.4f, 0.2f, 1), WorldMatrix);
// add a child and set its local matrix
var child = new PanelTests {
DepthAlignment = DepthAlignment.Stretch
};
var childArrangementMatrix = Matrix.Translation(10, 20, 30);
var childLocalMatrix = new Matrix(0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
child.LocalMatrix = childLocalMatrix;
Children.Add(child);
// set the child's panel arrangement matrix
child.DependencyProperties.Set(PanelArrangeMatrixPropertyKey, childArrangementMatrix);
// arrange the child (set its size to 1)
child.Arrange(Vector3.One, false);
// check that the value of the world matrix of the child is correctly updated too
UpdateWorldMatrix(ref worldMatrix, true);
Assert.Equal(new Matrix(0, -0.4f, 0, 0, 0.1f, 0, 0, 0, 0, 0, 0.4f, 0, 1.55f, 8.6f, 12.4f, 1), child.WorldMatrix);
}
public void TestShouldAnchor()
{
var panel = new PanelTests();
// default state
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
// horizontally
panel.ActivateAnchoring(Orientation.Horizontal, false);
Assert.False(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
panel.ActivateAnchoring(Orientation.Horizontal, true);
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
// vertically
panel.ActivateAnchoring(Orientation.Vertical, false);
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.False(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
panel.ActivateAnchoring(Orientation.Vertical, true);
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
// in depth
panel.ActivateAnchoring(Orientation.InDepth, false);
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.False(panel.ShouldAnchor(Orientation.InDepth));
panel.ActivateAnchoring(Orientation.InDepth, true);
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
// combination
panel.ActivateAnchoring(Orientation.Horizontal, false);
panel.ActivateAnchoring(Orientation.Vertical, false);
panel.ActivateAnchoring(Orientation.InDepth, false);
Assert.False(panel.ShouldAnchor(Orientation.Horizontal));
Assert.False(panel.ShouldAnchor(Orientation.Vertical));
Assert.False(panel.ShouldAnchor(Orientation.InDepth));
panel.ActivateAnchoring(Orientation.Horizontal, true);
panel.ActivateAnchoring(Orientation.Vertical, true);
panel.ActivateAnchoring(Orientation.InDepth, true);
Assert.True(panel.ShouldAnchor(Orientation.Horizontal));
Assert.True(panel.ShouldAnchor(Orientation.Vertical));
Assert.True(panel.ShouldAnchor(Orientation.InDepth));
}