public void InternalAdjustHue(double delta)
{
if (shape_filter == null)
{
shape_filter = new ColorMatrixFilter();
}
shape_filter.adjustHue(delta);
this.loc.filter = shape_filter;
}
public MaskScene()
{
mContents = new Sprite();
addChild(mContents);
var stageWidth = Starling.current.stage.stageWidth;
var stageHeight = Starling.current.stage.stageHeight;
var touchQuad = new Quad(stageWidth, stageHeight);
touchQuad.alpha = 0; // only used to get touch events
addChildAt(touchQuad, 0);
var image = new Image(Game.assets.getTexture("flight_00"));
image.x = (stageWidth - image.width) / 2;
image.y = 80;
mContents.addChild(image);
// just to prove it works, use a filter on the image.
var cm = new ColorMatrixFilter();
cm.adjustHue(-0.5);
image.filter = cm;
var scissorText = new TextField(256, 128,
"Move the mouse (or a finger) over the screen to move the clipping rectangle.");
scissorText.x = (stageWidth - scissorText.width) / 2;
scissorText.y = 240;
mContents.addChild(scissorText);
var maskText = new TextField(256, 128,
"Currently, Starling supports only stage-aligned clipping; more complex masks " +
"will be supported in future versions.");
maskText.x = scissorText.x;
maskText.y = 290;
mContents.addChild(maskText);
var scissorRect = new Rectangle(0, 0, 150, 150);
scissorRect.x = (stageWidth - scissorRect.width) / 2;
scissorRect.y = (stageHeight - scissorRect.height) / 2 + 5;
mContents.clipRect = scissorRect;
mClipQuad = new Quad(scissorRect.width, scissorRect.height, 0xff0000);
mClipQuad.x = scissorRect.x;
mClipQuad.y = scissorRect.y;
mClipQuad.alpha = 0.1;
mClipQuad.touchable = false;
addChild(mClipQuad);
touch += onTouch;
}
private void initFilters()
{
mFilterInfos = new Array(
new Array("Identity", new ColorMatrixFilter()),
new Array("Blur", new BlurFilter()),
new Array("Drop Shadow", BlurFilter.createDropShadow()),
new Array("Glow", BlurFilter.createGlow())
);
var displacementFilter = new DisplacementMapFilter(
createDisplacementMap(mImage.width, mImage.height), null,
BitmapDataChannel.RED, BitmapDataChannel.GREEN, 25, 25);
mFilterInfos.push(new Array("Displacement Map", displacementFilter));
var invertFilter = new ColorMatrixFilter();
invertFilter.invert();
mFilterInfos.push(new Array("Invert", invertFilter));
var grayscaleFilter = new ColorMatrixFilter();
grayscaleFilter.adjustSaturation(-1);
mFilterInfos.push(new Array("Grayscale", grayscaleFilter));
var saturationFilter = new ColorMatrixFilter();
saturationFilter.adjustSaturation(1);
mFilterInfos.push(new Array("Saturation", saturationFilter));
var contrastFilter = new ColorMatrixFilter();
contrastFilter.adjustContrast(0.75);
mFilterInfos.push(new Array("Contrast", contrastFilter));
var brightnessFilter = new ColorMatrixFilter();
brightnessFilter.adjustBrightness(-0.25);
mFilterInfos.push(new Array("Brightness", brightnessFilter));
var hueFilter = new ColorMatrixFilter();
hueFilter.adjustHue(1);
mFilterInfos.push(new Array("Hue", hueFilter));
}
