Example usage for android.widget ImageView getDrawable

Introduction

In this page you can find the example usage for android.widget ImageView getDrawable.

Prototype

public Drawable getDrawable()

Source Link

Document

Gets the current Drawable, or null if no Drawable has been assigned.

Usage

From source file:Main.java

public static void stripImageView(ImageView view) {
    if (view.getDrawable() instanceof BitmapDrawable) {
        ((BitmapDrawable) view.getDrawable()).getBitmap().recycle();
    }//w  w w  .ja v a  2 s. c  om
    view.getDrawable().setCallback(null);
    view.setImageDrawable(null);
    view.getResources().flushLayoutCache();
    view.destroyDrawingCache();
}

From source file:Main.java

public static void cleanImageView(ImageView imageView) {
    if (!(imageView.getDrawable() instanceof BitmapDrawable))
        return;//  www . ja v a  2 s .  com

    //Clean up the view's image for the sake of memory
    BitmapDrawable b = (BitmapDrawable) imageView.getDrawable();
    b.getBitmap().recycle();
    imageView.setImageDrawable(null);
}

From source file:Main.java

public static void cleanImageView(ImageView imageView) {
    if (!(imageView.getDrawable() instanceof BitmapDrawable))
        return;// w ww  .ja  v a  2  s . c o  m

    // clean up the view's image for the sake of memory
    BitmapDrawable b = (BitmapDrawable) imageView.getDrawable();
    b.getBitmap().recycle();
    imageView.setImageDrawable(null);
}

From source file:Main.java

public static void clearImageView(ImageView imageView) {
    if (!(imageView.getDrawable() instanceof BitmapDrawable)) {
        return;//from   w w w .j  av  a 2s.  c  o  m
    }
    Bitmap drawable = ((BitmapDrawable) imageView.getDrawable()).getBitmap();
    if (drawable != null && !drawable.isRecycled()) {
        drawable.recycle();
    }
    imageView.setImageDrawable(null);
}

From source file:Main.java

/**
 * Cleans up view's image to reduce memory cost to device
 * @param imageView// w ww .  j  a va 2s  . c o  m
 */
static void cleanImageView(ImageView imageView) {
    if (!(imageView.getDrawable() instanceof BitmapDrawable))
        return;

    // clean up the view's image for the sake of memory
    BitmapDrawable b = (BitmapDrawable) imageView.getDrawable();
    b.getBitmap().recycle();
    imageView.setImageDrawable(null);
}

From source file:Main.java

public static String base64Encode(ImageView imageView) {
    if (imageView.getDrawable() != null) {
        Bitmap avatarBitmap = ((BitmapDrawable) imageView.getDrawable()).getBitmap();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        avatarBitmap.compress(Bitmap.CompressFormat.PNG, 70, baos);
        byte[] avatarByteArray = baos.toByteArray();
        return Base64.encodeToString(avatarByteArray, Base64.DEFAULT);
    } else {//w w w.j av a2 s.c o m
        return null;
    }
}

From source file:Main.java

public static Bitmap getBitmapFromImageView(ImageView imageView) {
    return ((BitmapDrawable) imageView.getDrawable()).getBitmap();
}

From source file:Main.java

public static void setIconColor(ImageView icon, int color) {
    Drawable iconDrawable = icon.getDrawable();
    icon.setColorFilter(new PorterDuffColorFilter(color, PorterDuff.Mode.SRC_ATOP));
    icon.setImageDrawable(iconDrawable);
}

From source file:Main.java

public static int[] mapBitmapCoordinatesFromImageView(int posX, int posY, ImageView imageView) {
    Bitmap bitmap = ((BitmapDrawable) imageView.getDrawable()).getBitmap();

    int ivW = imageView.getWidth();
    int ivH = imageView.getHeight();
    int bW = bitmap.getWidth();
    int bH = bitmap.getHeight();

    int newX = posX * bW / ivW;
    int newH = posY * bH / ivH;

    return new int[] { newX, newH };
}

From source file:Main.java

public static byte[] ImageToByte(ImageView image) {
    Bitmap bitmap = ((BitmapDrawable) image.getDrawable()).getBitmap();
    Bitmap resized = Bitmap.createScaledBitmap(bitmap, 150, 150, true);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    resized.compress(Bitmap.CompressFormat.PNG, 100, baos);

    return baos.toByteArray();
}