Example usage for android.graphics Color colorToHSV

Introduction

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

Prototype

public static void colorToHSV(@ColorInt int color, @Size(3) float hsv[])

Source Link

Document

Convert the ARGB color to its HSV components.

Usage

From source file:Main.java

public static int lighten(int color, float amount) {
    float hsv[] = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[1] = Math.max(0f, Math.min(1f, hsv[1] - amount)); // saturation
    hsv[2] = Math.max(0f, Math.min(1f, hsv[2] + amount)); // brightness
    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static final int darken(int color, float rate) {
    float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[2] = hsv[2] * rate;//from   w  w  w . j  a v  a2 s  .  co m
    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static final int desaturation(int color, float rate) {
    float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[1] = hsv[1] * rate;/*from w w w .  j  a  v a  2s .co m*/
    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static float extractHue(int colorInt) {
    float[] hsv = new float[3];
    Color.colorToHSV(colorInt, hsv);
    return hsv[0];
}

From source file:Main.java

public static int darken(int color) {
    float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[2] *= 0.85f;//from  w w  w  .ja  va 2s .  c  o m
    color = Color.HSVToColor(hsv);
    return color;
}

From source file:Main.java

public static float extractValue(int colorInt) {
    float[] hsv = new float[3];
    Color.colorToHSV(colorInt, hsv);
    return hsv[2];
}

From source file:Main.java

public static int getDarker(int colour) {
    float[] hsv = new float[3];
    Color.colorToHSV(colour, hsv);
    hsv[2] *= 0.5f; // value component

    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static int getLighter(int colour) {
    float[] hsv = new float[3];
    Color.colorToHSV(colour, hsv);
    hsv[2] /= 0.5f; // value component

    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static int darken(int color, float value) {
    float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[2] *= value;//from w  ww  .  ja va2s  .com
    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static float extractSaturation(int colorInt) {
    float[] hsv = new float[3];
    Color.colorToHSV(colorInt, hsv);
    return hsv[1];
}