Example usage for android.graphics ColorMatrixColorFilter ColorMatrixColorFilter

Introduction

In this page you can find the example usage for android.graphics ColorMatrixColorFilter ColorMatrixColorFilter.

Prototype

public ColorMatrixColorFilter(@NonNull float[] array)

Source Link

Document

Create a color filter that transforms colors through a 4x5 color matrix.

Usage

From source file:Main.java

public static void changeDefaultViewPressState(View view, float[] press) {
    if (view.getBackground() == null) {

    } else {/*from  ww  w  .j av  a 2 s . c  o  m*/
        view.getBackground().setColorFilter(new ColorMatrixColorFilter(press));
        view.setBackgroundDrawable(view.getBackground());
    }

}

From source file:Main.java

public static ColorMatrixColorFilter createRGBColorFilter(int aRed, int aGreen, int aBlue) {
    final float[] array = new float[] { 0, 0, 0, 0, aRed, 0, 0, 0, 0, aGreen, 0, 0, 0, 0, aBlue, 0, 0, 0, 1,
            0 };/*from www.  j  a  v  a 2s . co  m*/
    return new ColorMatrixColorFilter(array);
}

From source file:Main.java

private static ColorMatrixColorFilter getBrightnessMatrixColorFilter(float brightness) {
    ColorMatrix matrix = new ColorMatrix();
    matrix.set(new float[] { 1, 0, 0, 0, brightness, 0, 1, 0, 0, brightness, 0, 0, 1, 0, brightness, 0, 0, 0, 1,
            0 });/*  w ww  .  ja v a2  s. c  om*/
    return new ColorMatrixColorFilter(matrix);
}

From source file:Main.java

public static ColorMatrixColorFilter brightIt(int fb) {
    ColorMatrix cmB = new ColorMatrix();
    cmB.set(new float[] { 1, 0, 0, 0, fb, 0, 1, 0, 0, fb, 0, 0, 1, 0, fb, 0, 0, 0, 1, 0 });

    ColorMatrix colorMatrix = new ColorMatrix();
    colorMatrix.set(cmB);//from  ww  w  .ja v a2s  . c o  m
    ColorMatrixColorFilter f = new ColorMatrixColorFilter(colorMatrix);
    return f;
}

From source file:Main.java

public static void changeBrightness(ImageView imageview, float brightness) {
    ColorMatrix matrix = new ColorMatrix();
    matrix.set(new float[] { 1, 0, 0, 0, brightness, 0, 1, 0, 0, brightness, 0, 0, 1, 0, brightness, 0, 0, 0, 1,
            0 });//from w  w  w  . j a  va 2s.c o m
    imageview.setColorFilter(new ColorMatrixColorFilter(matrix));
}

From source file:Main.java

public static void doGray(Drawable d) {
    //Make this drawable mutable.     
    //A mutable drawable is guaranteed to not share its state with any other drawable.     
    d.mutate();/*from  w ww . j a  v a2 s.  c  o m*/
    ColorMatrix cm = new ColorMatrix();
    cm.setSaturation(0);
    ColorMatrixColorFilter cf = new ColorMatrixColorFilter(cm);
    d.setColorFilter(cf);

}

From source file:Main.java

/**
 * /*w  w w .ja va 2s .  c  o m*/
 * @param paint
 */
public static void invertCanvasColors(Paint paint) {
    float mx[] = { -1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, -1.0f, 1.0f, 0.0f,
            1.0f, 1.0f, 1.0f, 1.0f, 0.0f };
    ColorMatrix cm = new ColorMatrix(mx);
    paint.setColorFilter(new ColorMatrixColorFilter(cm));
}

From source file:Main.java

public static void toColorScale(ImageView imageView) {
    float[] colorMatrix = { 0.33f, 0.33f, 0.33f, 0, 100 - 255, //red
            0.33f, 0.33f, 0.33f, 0, 100 - 255, //green
            0.33f, 0.33f, 0.33f, 0, 100 - 255, //blue
            0, 0, 0, 1, 0 //alpha
    };/*from  ww w. j a  va2s  . c o  m*/

    ColorFilter colorFilter = new ColorMatrixColorFilter(colorMatrix);
    imageView.setColorFilter(colorFilter);
}

From source file:Main.java

public static ColorMatrixColorFilter createDarkerColorFilter(float aDarkRatio) {
    final float[] array = new float[] { aDarkRatio, 0, 0, 0, 0, 0, aDarkRatio, 0, 0, 0, 0, 0, aDarkRatio, 0, 0,
            0, 0, 0, 1, 0 };//from   w w  w.j a v a  2  s  . com
    return new ColorMatrixColorFilter(array);
}

From source file:Main.java

public static Paint getPaintFromColor(int color) {
    final float[] array = new float[20];
    array[18] = 1;/*from  ww  w. j ava  2 s. c  om*/
    array[1] = (float) Color.red(color) / 255;
    array[6] = (float) Color.green(color) / 255;
    array[11] = (float) Color.blue(color) / 255;
    final Paint paint = new Paint();
    paint.setColorFilter(new ColorMatrixColorFilter(array));
    return paint;
}