Example usage for android.graphics Color TRANSPARENT

Introduction

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

Prototype

int TRANSPARENT

To view the source code for android.graphics Color TRANSPARENT.

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Usage

From source file:Main.java

private static boolean isFilled(int pixel) {
    return pixel != Color.TRANSPARENT;
}

From source file:Main.java

public static void clearCanvas(Canvas canvas) {
    canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
}

From source file:Main.java

public static int getDominantColor(Bitmap bitmap) {
    if (null == bitmap)
        return Color.TRANSPARENT;

    int redBucket = 0;
    int greenBucket = 0;
    int blueBucket = 0;
    int alphaBucket = 0;

    boolean hasAlpha = bitmap.hasAlpha();
    int pixelCount = bitmap.getWidth() * bitmap.getHeight();
    int[] pixels = new int[pixelCount];
    bitmap.getPixels(pixels, 0, bitmap.getWidth(), 0, 0, bitmap.getWidth(), bitmap.getHeight());

    for (int y = 0, h = bitmap.getHeight(); y < h; y++) {
        for (int x = 0, w = bitmap.getWidth(); x < w; x++) {
            int color = pixels[x + y * w]; // x + y * barHeight
            redBucket += (color >> 16) & 0xFF; // Color.red
            greenBucket += (color >> 8) & 0xFF; // Color.greed
            blueBucket += (color & 0xFF); // Color.blue
            if (hasAlpha)
                alphaBucket += (color >>> 24); // Color.alpha
        }// w  ww .ja  v a  2s  .c  o m
    }

    return Color.argb((hasAlpha) ? (alphaBucket / pixelCount) : 255, redBucket / pixelCount,
            greenBucket / pixelCount, blueBucket / pixelCount);
}

From source file:Main.java

static int getColorViewColor(View colorView) {
    int color = Color.TRANSPARENT;
    Drawable background = colorView.getBackground();
    if (background instanceof ColorDrawable)
        color = ((ColorDrawable) background).getColor();
    return color;
}

From source file:Main.java

public static Bitmap getTransparentPlaceholder(int width, int height) {
    Bitmap.Config conf = Bitmap.Config.ALPHA_8;
    Bitmap bmp = Bitmap.createBitmap(width, height, conf);
    bmp.eraseColor(Color.TRANSPARENT);
    return bmp;//from  w  w w . j  ava2  s  .c  o m
}

From source file:Main.java

public static void setTransparent(Activity r, final View v) {
    r.runOnUiThread(new Runnable() {
        @Override/* w w w. ja v  a  2s  . c  o  m*/
        public void run() {
            v.setBackgroundColor(Color.TRANSPARENT);
        }
    });
}

From source file:Main.java

public static void disableEditText(EditText editText) {
    editText.setFocusable(false);/* w w w.  j  ava 2 s  .c  o  m*/
    editText.setEnabled(false);
    editText.setCursorVisible(false);
    editText.setKeyListener(null);
    editText.setBackgroundColor(Color.TRANSPARENT);
}

From source file:Main.java

/**
 * Fill the hole in the image (version 2)
 *//*  ww w  .  j ava  2 s . c o  m*/
public static void fillHole2(Bitmap bmp) {

    for (int j = 1; j < bmp.getWidth(); j++) {
        for (int i = 1; i < bmp.getHeight() - 1; i++) {
            if ((bmp.getPixel(i, j) == Color.TRANSPARENT) && (bmp.getPixel(i + 1, j) != Color.TRANSPARENT)) {
                bmp.setPixel(i, j, bmp.getPixel(i + 1, j)); // set to the next-below pixel
            }
        }
    }
}

From source file:Main.java

/**
 * Fill the hole in the image (version 1)
 */// w w w  .  j ava  2  s.c o  m
public static void fillHole1(Bitmap bmp) {

    for (int j = 1; j < bmp.getWidth() - 1; j++) {
        for (int i = 1; i < bmp.getHeight(); i++) {
            if ((bmp.getPixel(i, j) == Color.TRANSPARENT) && (bmp.getPixel(i, j + 1) != Color.TRANSPARENT)) {
                bmp.setPixel(i, j, bmp.getPixel(i, j + 1)); // set to the right-next pixel
            }
        }
    }
}

From source file:Main.java

/**
 *
 * @param radius//from   ww  w  . j a  v  a2s. co m
 * @return
 * @deprecated Change to use ViewUtils.
 */
@Deprecated
public static GradientDrawable getShapeDrawable(float radius) {
    GradientDrawable shape = new GradientDrawable();
    shape.setColor(Color.TRANSPARENT);
    shape.setCornerRadius(radius);
    return shape;
}