public void VerifyEmptyRectsAreIgnoredAsCandidates()
{
var focusedElement = new Rect(new Point(100, 100), new Point(200, 200));
var candidateElement = new Rect(new Point(100, 10), new Point(100, 10));
const double maxDistance = 600;
FocusNavigationDirection direction = FocusNavigationDirection.Up;
bool shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, new Rect());
Assert.IsFalse(shouldConsider);
}
public void VerifyExclusionRectsIntersection()
{
var focusedElement = new Rect(new Point(100, 100), new Point(200, 200));
var exclusionRect = new Rect(new Point(200, 200), new Point(400, 400));
var candidateElement = new Rect(new Point(350, 350), new Point(450, 450));
const double maxDistance = 600;
FocusNavigationDirection direction = FocusNavigationDirection.Right;
bool shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, exclusionRect);
Assert.IsFalse(shouldConsider);
}
public void IntersectionDetectedAtEdge()
{
var focusedElement = new Rect(new Point(100, 100), new Point(200, 200));
float left = (float)(focusedElement.Left + 50 * Math.Cos(0));
float top = (float)(focusedElement.Top + 50 * Math.Sin(0));
var candidateElement = new Rect(left, top, 350, 180);
const double maxDistance = 600;
FocusNavigationDirection direction = FocusNavigationDirection.Right;
bool shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsTrue(shouldConsider);
}
public void ElementCompletelyOutsideVisionCodeDetected()
{
var focusedElement = new Rect(new Point(100, 100), new Point(200, 200));
var candidateElement = new Rect(new Point(0, 0), new Point(50, 50));
const double maxDistance = 600;
FocusNavigationDirection direction = FocusNavigationDirection.Right;
bool shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsFalse(shouldConsider);
candidateElement = new Rect(new Point(0, 500), new Point(50, 550));
direction = FocusNavigationDirection.Left;
shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsFalse(shouldConsider);
}
public void VerifyCandidateUpAgainstCone()
{
var focusedElement = new Rect(new Point(100, 100), new Point(120, 600));
var candidateElement = new Rect(new Point(120, 100), new Point(150, 150));
const double maxDistance = 600;
FocusNavigationDirection direction = FocusNavigationDirection.Right;
bool shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsTrue(shouldConsider);
candidateElement = new Rect(new Point(50, 100), new Point(100, 150));
direction = FocusNavigationDirection.Left;
shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsTrue(shouldConsider);
}
public void ElementIntersectsVisionCodeDetected()
{
var focusedElement = new Rect(new Point(100, 100), new Point(200, 200));
var candidateElement = new Rect(new Point(300, 30), new Point(350, 80));
const double maxDistance = 600;
FocusNavigationDirection direction = FocusNavigationDirection.Right;
bool shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsTrue(shouldConsider);
candidateElement = new Rect(new Point(50, 50), new Point(80, 80));
direction = FocusNavigationDirection.Up;
shouldConsider = XYFocusAlgorithms.ShouldCandidateBeConsideredForRanking(
focusedElement, candidateElement, maxDistance, direction, Rect.Empty);
Assert.IsTrue(shouldConsider);
}
