Example usage for android.graphics Paint setXfermode

Introduction

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

Prototype

public Xfermode setXfermode(Xfermode xfermode) 

Source Link

Document

Set or clear the transfer mode object.

Usage

From source file:com.mappn.gfan.ui.HomeTabActivity.java

private Bitmap drawBitmap(DisplayMetrics dm, Bitmap background, Bitmap corner) {
    Canvas canvas = new Canvas();
    final int height = background.getScaledHeight(dm);
    final int width = background.getScaledWidth(dm);
    Bitmap smallBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    canvas.setBitmap(smallBitmap);/* w  w w.  j a  v  a2 s .  c  o m*/
    Paint textPainter = new Paint(Paint.ANTI_ALIAS_FLAG);
    canvas.drawBitmap(background, 0, 0, textPainter);
    textPainter.setXfermode(new PorterDuffXfermode(Mode.SRC_OVER));
    canvas.drawBitmap(corner, width - corner.getScaledWidth(dm), 0, textPainter);
    canvas.save();
    return smallBitmap;
}

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From source file:com.android.andryyu.lifehelper.widget.RippleView.java

private Bitmap getCircleBitmap(final int radius) {
    final Bitmap output = Bitmap.createBitmap(originBitmap.getWidth(), originBitmap.getHeight(),
            Bitmap.Config.ARGB_8888);/*ww w .  j a  v a 2s  .c  om*/
    final Canvas canvas = new Canvas(output);
    final Paint paint = new Paint();
    final Rect rect = new Rect((int) (x - radius), (int) (y - radius), (int) (x + radius), (int) (y + radius));

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    canvas.drawCircle(x, y, radius, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(originBitmap, rect, rect, paint);

    return output;
}

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From source file:com.crazyapk.util.bitmap.ImageWorker.java

public Bitmap toRoundCorner(Bitmap bitmap, int pixels) {

    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = pixels;
    paint.setAntiAlias(true);/*  w  w  w  . j a v a 2  s .c o m*/
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    return output;

}

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From source file:de.vanita5.twittnuker.view.ShapedImageView.java

private void updateShadowBitmap() {
    if (USE_OUTLINE)
        return;//ww w  .  j av a2s.  com
    final int width = getWidth(), height = getHeight();
    if (width <= 0 || height <= 0)
        return;
    final int contentLeft = getPaddingLeft(), contentTop = getPaddingTop(),
            contentRight = width - getPaddingRight(), contentBottom = height - getPaddingBottom();
    final int contentWidth = contentRight - contentLeft, contentHeight = contentBottom - contentTop;
    final float radius = mShadowRadius, dy = radius * 1.5f / 2;
    final int size = Math.round(Math.min(contentWidth, contentHeight) + radius * 2);
    mShadowBitmap = Bitmap.createBitmap(size, Math.round(size + dy), Config.ARGB_8888);
    Canvas canvas = new Canvas(mShadowBitmap);
    final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(Color.WHITE);
    paint.setShadowLayer(radius, 0, radius * 1.5f / 2, SHADOW_START_COLOR);
    final RectF rect = new RectF(radius, radius, size - radius, size - radius);
    canvas.drawOval(rect, paint);
    paint.setShadowLayer(0, 0, 0, 0);
    paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
    canvas.drawOval(rect, paint);
    invalidate();
}

---

From source file:com.yk.notification.util.BitmapUtil.java

/**
 * ?Bitmap//from w  ww  .  j  a  v a  2 s  . c o m
 * 
 * @param bgd
 *            Bitmap
 * @param fg
 *            ?Bitmap
 * @return ???Bitmap
 */
public static Bitmap combineImages(Bitmap bgd, Bitmap fg) {
    Bitmap bmp;

    int width = bgd.getWidth() > fg.getWidth() ? bgd.getWidth() : fg.getWidth();
    int height = bgd.getHeight() > fg.getHeight() ? bgd.getHeight() : fg.getHeight();

    bmp = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    Paint paint = new Paint();
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_ATOP));

    Canvas canvas = new Canvas(bmp);
    canvas.drawBitmap(bgd, 0, 0, null);
    canvas.drawBitmap(fg, 0, 0, paint);

    return bmp;
}

---

From source file:com.yk.notification.util.BitmapUtil.java

/**
 * ?//from  w ww  .j  a  v a 2 s.  co m
 * 
 * @param bgd
 *            ?Bitmap
 * @param fg
 *            ?Bitmap
 * @return ???Bitmap
 */
public static Bitmap combineImagesToSameSize(Bitmap bgd, Bitmap fg) {
    Bitmap bmp;

    int width = bgd.getWidth() < fg.getWidth() ? bgd.getWidth() : fg.getWidth();
    int height = bgd.getHeight() < fg.getHeight() ? bgd.getHeight() : fg.getHeight();

    if (fg.getWidth() != width && fg.getHeight() != height) {
        fg = zoom(fg, width, height);
    }
    if (bgd.getWidth() != width && bgd.getHeight() != height) {
        bgd = zoom(bgd, width, height);
    }

    bmp = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    Paint paint = new Paint();
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_ATOP));

    Canvas canvas = new Canvas(bmp);
    canvas.drawBitmap(bgd, 0, 0, null);
    canvas.drawBitmap(fg, 0, 0, paint);

    return bmp;
}

---

From source file:com.linhnv.apps.maxim.utils.ImageWorker.java

private BitmapDrawable roundCornered(BitmapDrawable scaledBitmap, int i) {

    Bitmap bitmap = scaledBitmap.getBitmap();

    Bitmap result = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(result);

    int color = 0xff424242;
    Paint paint = new Paint();
    Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    RectF rectF = new RectF(rect);
    int roundPx = i;
    paint.setAntiAlias(true);//from  w  w  w .j av  a  2 s. co m
    canvas.drawARGB(0, 0, 0, 0);
    // paint.setColor(Color.BLUE);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    BitmapDrawable finalresult = new BitmapDrawable(mResources, result);
    return finalresult;
}

---

From source file:org.getlantern.firetweet.view.ShapedImageView.java

private void updateShadowBitmap() {
    if (USE_OUTLINE)
        return;/*from ww w  .  j  a v a  2s.  c  o  m*/
    final int width = getWidth(), height = getHeight();
    if (width <= 0 || height <= 0)
        return;
    final int contentLeft = getPaddingLeft(), contentTop = getPaddingTop(),
            contentRight = width - getPaddingRight(), contentBottom = height - getPaddingBottom();
    final int contentWidth = contentRight - contentLeft, contentHeight = contentBottom - contentTop;
    final float radius = mShadowRadius, dy = radius * 1.5f / 2;
    final int size = Math.round(Math.min(contentWidth, contentHeight) + radius * 2);
    mShadowBitmap = Bitmap.createBitmap(size, Math.round(size + dy), Config.ARGB_8888);
    Canvas canvas = new Canvas(mShadowBitmap);
    final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(0xFF000000 | mBackgroundPaint.getColor());
    paint.setShadowLayer(radius, 0, radius * 1.5f / 2, SHADOW_START_COLOR);
    final RectF rect = new RectF(radius, radius, size - radius, size - radius);
    if (getStyle() == SHAPE_CIRCLE) {
        canvas.drawOval(rect, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawOval(rect, paint);
    } else {
        final float cr = getCalculatedCornerRadius();
        canvas.drawRoundRect(rect, cr, cr, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawRoundRect(rect, cr, cr, paint);
    }
    invalidate();
}

---

From source file:org.mariotaku.twidere.view.ShapedImageView.java

private void updateShadowBitmap() {
    if (useOutline())
        return;//from  www.  j av a2 s.  c om
    final int width = getWidth(), height = getHeight();
    if (width <= 0 || height <= 0)
        return;
    final int contentLeft = getPaddingLeft(), contentTop = getPaddingTop(),
            contentRight = width - getPaddingRight(), contentBottom = height - getPaddingBottom();
    final int contentWidth = contentRight - contentLeft, contentHeight = contentBottom - contentTop;
    final float radius = mShadowRadius, dy = radius * 1.5f / 2;
    final int size = Math.round(Math.min(contentWidth, contentHeight) + radius * 2);
    mShadowBitmap = Bitmap.createBitmap(size, Math.round(size + dy), Config.ARGB_8888);
    Canvas canvas = new Canvas(mShadowBitmap);
    final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(0xFF000000 | mBackgroundPaint.getColor());
    paint.setShadowLayer(radius, 0, radius * 1.5f / 2, SHADOW_START_COLOR);
    final RectF rect = new RectF(radius, radius, size - radius, size - radius);
    if (getStyle() == SHAPE_CIRCLE) {
        canvas.drawOval(rect, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawOval(rect, paint);
    } else {
        final float cr = getCalculatedCornerRadius();
        canvas.drawRoundRect(rect, cr, cr, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawRoundRect(rect, cr, cr, paint);
    }
    invalidate();
}

---

From source file:com.dwdesign.tweetings.fragment.UserProfileFragment.java

public static Bitmap createAlphaGradientBitmap(Bitmap orig) {
    final int width = orig.getWidth(), height = orig.getHeight();
    final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(bitmap);
    final Paint paint = new Paint();
    final LinearGradient shader = new LinearGradient(width / 2, 0, width / 2, height, 0xffffffff, 0x00ffffff,
            Shader.TileMode.CLAMP);//from ww w  .j  av a 2  s.  c o  m
    paint.setShader(shader);
    paint.setXfermode(new PorterDuffXfermode(Mode.DST_IN));
    canvas.drawBitmap(orig, 0, 0, null);
    canvas.drawRect(0, 0, width, height, paint);
    return bitmap;
}

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