private void InitializeProperties()
{
ArrayImage = new ReactiveProperty <WriteableBitmap>(
new WriteableBitmap(255, 1, 96.0, 96.0, PixelFormats.Gray8, null)
);
var arrayEffect = new Effects.ArrayEffect();
SetArrayData(arrayEffect, ArrayTypes.LeftToRight);
ArrayEffect = new ReactiveProperty <Effects.ArrayEffect>(arrayEffect);
SelectedArrayType = new ReactiveProperty <ArrayTypes>(ArrayTypes.LeftToRight);
SelectedArrayType.Subscribe(v => SetArrayData(ArrayEffect.Value, v));
}
private void SetArrayData(Effects.ArrayEffect effect, ArrayTypes type)
{
var data = new WriteableBitmap(255, 1, 96.0, 96.0, PixelFormats.Gray8, null);
data.WritePixels(
new System.Windows.Int32Rect(0, 0, data.PixelWidth, data.PixelHeight),
arrayPatterns[(int)type], data.PixelWidth * data.Format.BitsPerPixel, 0
);
effect.Array = new ImageBrush(data);
ArrayImage.Value.WritePixels(
new System.Windows.Int32Rect(0, 0, data.PixelWidth, data.PixelHeight),
arrayPatterns[(int)type], data.PixelWidth * data.Format.BitsPerPixel, 0
);
}
