public ICanvasImage ApplyEffect(ICanvasImage source, float value)
{
Effect = new StraightenEffect
{
Source = source,
Angle = (float)(value / 500 * 2),
MaintainSize = true
};
return(Effect);
}
private ICanvasImage CreateStraighten()
{
textLabel = requiresWin10;
var straightenEffect = new StraightenEffect
{
Source = bitmapTiger,
MaintainSize = true
};
// Animation rotates the image from side to side.
animationFunction = elapsedTime =>
{
straightenEffect.Angle = (float)Math.Sin(elapsedTime) * 0.2f;
};
return(straightenEffect);
}
public void StraightenEffectDoesNotSupportHighQualityInterpolation()
{
var effect = new StraightenEffect();
var supportedModes = from mode in Enum.GetValues(typeof(CanvasImageInterpolation)).Cast <CanvasImageInterpolation>()
where mode != CanvasImageInterpolation.HighQualityCubic
select mode;
foreach (var interpolationMode in supportedModes)
{
effect.InterpolationMode = interpolationMode;
Assert.AreEqual(interpolationMode, effect.InterpolationMode);
}
Assert.ThrowsException <ArgumentException>(() =>
{
effect.InterpolationMode = CanvasImageInterpolation.HighQualityCubic;
});
}