Example usage for android.graphics Bitmap createBitmap

Introduction

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

Prototype

public static Bitmap createBitmap(@Nullable DisplayMetrics display, @NonNull @ColorInt int colors[], int width,
        int height, @NonNull Config config) 

Source Link

Document

Returns a immutable bitmap with the specified width and height, with each pixel value set to the corresponding value in the colors array.

Usage

From source file:Main.java

/**
 * Method to create a fully-transparent Bitmap using the same size of the source passed as
 * parameter and also the same density./*from  ww w  .  ja v  a 2  s  . co m*/
 *
 * @param source The original Bitmap.
 * @return A transparent Bitmap with the same size of the source.
 */
public static Bitmap clear(Bitmap source) {
    Bitmap newBitmap = Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight());
    //to erase the color from a Bitmap, I must use a mutable Bitmap!!!!
    Bitmap mutableBitmap = newBitmap.copy(Bitmap.Config.ARGB_8888, true);
    mutableBitmap.eraseColor(Color.TRANSPARENT);
    return mutableBitmap;
}

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From source file:Main.java

/**
 * TODO write documentation// ww  w  .  j a  v  a 2  s  . co  m
 *
 * @param sourceBitmap
 * @param color
 * @return
 */
public static Bitmap overlayColor(Bitmap sourceBitmap, int color) {
    Bitmap newBitmap = Bitmap.createBitmap(sourceBitmap, 0, 0, sourceBitmap.getWidth(),
            sourceBitmap.getHeight());
    Bitmap mutableBitmap = newBitmap.copy(Bitmap.Config.ARGB_8888, true);
    Canvas canvas = new Canvas(mutableBitmap);
    Paint paint = new Paint();
    paint.setAntiAlias(true);
    ColorFilter filter = new LightingColorFilter(color, 1);
    paint.setColorFilter(filter);
    canvas.drawBitmap(mutableBitmap, 0, 0, paint);
    return mutableBitmap;
}

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From source file:Main.java

public static Bitmap crop(Bitmap bitmap, Rect cropRect) {
    return Bitmap.createBitmap(bitmap, cropRect.left, cropRect.top, cropRect.width(), cropRect.height());
}

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From source file:Main.java

/**
 * center crop to target size./*from w  w  w.  j  av  a 2  s  .  c  om*/
 */
public static Bitmap centerCropBitmap(Bitmap srcBmp, int destSize) {
    int srcWidth = srcBmp.getWidth();
    int srcHeight = srcBmp.getHeight();
    if (srcWidth >= srcHeight) {
        destSize = destSize <= srcHeight ? destSize : srcHeight;
    } else {
        destSize = destSize <= srcWidth ? destSize : srcWidth;
    }
    return Bitmap.createBitmap(srcBmp, srcWidth / 2 - destSize / 2, srcHeight / 2 - destSize / 2, destSize,
            destSize);
}

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From source file:Main.java

public static Bitmap captureWithStatusBar(Activity activity) {
    View view = activity.getWindow().getDecorView();
    view.setDrawingCacheEnabled(true);//from w  w w  . j a  va  2  s.  c o m
    view.buildDrawingCache();
    Bitmap bmp = view.getDrawingCache();
    DisplayMetrics dm = new DisplayMetrics();
    activity.getWindowManager().getDefaultDisplay().getMetrics(dm);
    Bitmap ret = Bitmap.createBitmap(bmp, 0, 0, dm.widthPixels, dm.heightPixels);
    view.destroyDrawingCache();
    return ret;
}

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From source file:Main.java

public static Bitmap snapShotWithStatusBar(Activity activity) {
    View view = activity.getWindow().getDecorView();
    view.setDrawingCacheEnabled(true);//from ww  w  .  ja  va 2 s  .c o  m
    view.buildDrawingCache();
    Bitmap bmp = view.getDrawingCache();
    int[] screen = getWidthAndHeight(activity);
    Bitmap bp = null;
    bp = Bitmap.createBitmap(bmp, 0, 0, screen[0], screen[1]);
    view.destroyDrawingCache();
    return bp;

}

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From source file:Main.java

/**
 * ATTENTION: DON'T USE THIS METHOD BECAUSE IT HAS BAD PERFORMANCES.
 *
 * @param source The original Bitmap.//  ww w  . j  a va 2s. c  o  m
 * @param color  Color to overlay.
 * @return the result image.
 */
@Deprecated
private static Bitmap overlayColor(Bitmap source, int color) {
    Bitmap newBitmap = Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight());
    Bitmap mutableBitmap = newBitmap.copy(Bitmap.Config.ARGB_8888, true);
    Canvas canvas = new Canvas(mutableBitmap);
    Paint paint = new Paint();
    paint.setAntiAlias(true);
    ColorFilter filter = new LightingColorFilter(color, 1);
    paint.setColorFilter(filter);
    canvas.drawBitmap(mutableBitmap, 0, 0, paint);
    return mutableBitmap;
}

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From source file:Main.java

public static Bitmap snapShotWithStatusBar(Activity activity) {
    View view = activity.getWindow().getDecorView();
    view.setDrawingCacheEnabled(true);//from   www.  ja v  a 2  s.c o m
    view.buildDrawingCache();
    Bitmap bmp = view.getDrawingCache();
    int width = getScreenWidth(activity);
    int height = getScreenHeight(activity);
    Bitmap bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
    view.setDrawingCacheEnabled(false);
    view.destroyDrawingCache();
    return bp;
}

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From source file:Main.java

public static Bitmap snapShotWithStatusBar(Activity activity) {
    View view = activity.getWindow().getDecorView();
    view.setDrawingCacheEnabled(true);/*  w  w w .ja v a  2s. c  om*/
    view.buildDrawingCache();
    Bitmap bmp = view.getDrawingCache();
    int width = getScreenWidth(activity);
    int height = getScreenHeight(activity);
    Bitmap bp = null;
    bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
    view.destroyDrawingCache();
    return bp;

}

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