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.cooltechworks.views.ScratchTextView.java

/**
 * Reveals the hidden text by erasing the scratch area.
 *///from   w  ww  . j  a  v  a  2 s .  com
public void reveal() {

    int[] bounds = getTextBounds(1.5f);
    int left = bounds[0];
    int top = bounds[1];
    int right = bounds[2];
    int bottom = bounds[3];

    //        int width = right - left;
    //        int height = bottom - top;
    //        int centerX = left + width / 2;
    //        int centerY = top + height / 2;
    //
    ////        // just to clear more space multiplying by 1.5
    ////        int newWidth = (int) (width * 1.6f);
    ////        int newHeight = (int) (height * 1.6f);
    ////
    ////
    //
    //        left = centerX - width / 2;
    //        top = centerY - height / 2;
    //        right = left + width;
    //        bottom = top + height;

    Paint paint = new Paint();
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));

    mCanvas.drawRect(left, top, right, bottom, paint);
    checkRevealed();
    invalidate();
}

---

From source file:com.cooltechworks.views.ScratchImageView.java

/**
 * clears the scratch area to reveal the hidden image.
 *///from  w  w  w  . jav  a  2 s. co  m
public void clear() {

    int[] bounds = getImageBounds();
    int left = bounds[0];
    int top = bounds[1];
    int right = bounds[2];
    int bottom = bounds[3];

    int width = right - left;
    int height = bottom - top;
    int centerX = left + width / 2;
    int centerY = top + height / 2;

    left = centerX - width / 2;
    top = centerY - height / 2;
    right = left + width;
    bottom = top + height;

    Paint paint = new Paint();
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));

    mCanvas.drawRect(left, top, right, bottom, paint);
    checkRevealed();
    invalidate();
}

---

From source file:id.satusatudua.sigap.ui.fragment.GuardingLocationFragment.java

private Bitmap getCircleBitmap(Bitmap bitmap) {
    final Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(output);

    final int color = Color.RED;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);/* w  ww.j  a va 2 s .c  o m*/
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawOval(rectF, paint);

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

    bitmap.recycle();

    return output;
}

---

From source file:com.bamobile.fdtks.util.Tools.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
    Bitmap output;/*from   w w  w  .  j  a va  2s  . c  o m*/

    if (bitmap.getWidth() > bitmap.getHeight()) {
        output = Bitmap.createBitmap(bitmap.getHeight(), bitmap.getHeight(), Config.ARGB_8888);
    } else {
        output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getWidth(), 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());

    float r = 0;

    if (bitmap.getWidth() > bitmap.getHeight()) {
        r = bitmap.getHeight() / 2;
    } else {
        r = bitmap.getWidth() / 2;
    }

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawCircle(r, r, r, paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);

    return output;

}

---

From source file:com.gj.administrator.gjerp.view.CircleIndicator.java

private void createMovingItem() {
    OvalShape circle = new OvalShape();
    ShapeDrawable drawable = new ShapeDrawable(circle);
    movingItem = new ShapeHolder(drawable);
    Paint paint = drawable.getPaint();
    paint.setColor(mIndicatorSelectedBackground);
    paint.setAntiAlias(true);/*from w w w. j av a 2 s  . c om*/

    switch (mIndicatorMode) {
    case INSIDE:
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_ATOP));
        break;
    case OUTSIDE:
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER));
        break;
    case SOLO:
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC));
        break;
    }

    movingItem.setPaint(paint);
}

---

From source file:com.clov4r.moboplayer.android.nil.codec.activity.MoboThumbnailTestActivity.java

public Bitmap getRoundedCornerBitmap(Bitmap bitmap, float roundPx) {
    try {//  w  w w .j av a2s  .c om
        Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(output);
        final Paint paint = new Paint();
        final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
        final RectF rectF = new RectF(new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()));
        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(Color.BLACK);
        canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
        paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
        final Rect src = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

        canvas.drawBitmap(bitmap, src, rect, paint);
        return output;
    } catch (Exception e) {
        return bitmap;
    }
}

---

From source file:com.android.tabletcustomui.views.LeftCircleContainer.java

private void addCircle(int position, final int value, float diff, double ratio) {
    final int radius = value / 2;
    final RectF mOval = new RectF();
    mOval.set(0 + diff, 0 + diff, value - diff, value - diff);

    final Paint mPaintClip = new Paint();
    mPaintClip.setStyle(Paint.Style.FILL);
    mPaintClip.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.OVERLAY));
    mPaintClip.setAntiAlias(true);/*from  w w w .  j ava  2s  . c o  m*/

    final PointF pointF = new PointF(mOval.centerX(), mOval.centerY());
    final Path clipPath = new Path();
    clipPath.addCircle(pointF.x, pointF.y, (float) (radius * ratio), Path.Direction.CW);

    View circleView;
    if (position == 0) {
        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_light_blue));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 330, 10, true, mPaintClip);
                canvas.drawArc(mOval, 342, 20, true, mPaintClip);
                canvas.drawArc(mOval, 4, 10, true, mPaintClip);

                canvas.drawArc(mOval, 240, 10, true, mPaintClip);
                canvas.drawArc(mOval, 252, 20, true, mPaintClip);
                canvas.drawArc(mOval, 275, 10, true, mPaintClip);

                canvas.drawArc(mOval, 150, 10, true, mPaintClip);
                canvas.drawArc(mOval, 162, 20, true, mPaintClip);
                canvas.drawArc(mOval, 185, 10, true, mPaintClip);

                canvas.drawArc(mOval, 60, 10, true, mPaintClip);
                canvas.drawArc(mOval, 72, 20, true, mPaintClip);
                canvas.drawArc(mOval, 95, 10, true, mPaintClip);
            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);

        animateClockWise(circleView);

    } else if (position == 1) {

        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_dark_blue));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawCircle(pointF.x, pointF.y, radius, mPaintClip);
            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);
        animateClockWise(circleView);

    } else if (position == 2) {

        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_light_blue));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 55, 190, true, mPaintClip);

            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);
        animateClockWise(circleView);

    } else if (position == 3) {
        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_light_blue));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 240, 190, true, mPaintClip);
                canvas.drawArc(mOval, 80, 150, true, mPaintClip);
            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);
        animateClockWise(circleView);

    } else if (position == 4) {
        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_light_blue));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 335, 150, true, mPaintClip);
                canvas.drawArc(mOval, 140, 180, true, mPaintClip);
            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);
        animateClockWise(circleView);

    } else if (position == 5) {
        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_light_grey));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 330, 150, true, mPaintClip);
                canvas.drawArc(mOval, 140, 150, true, mPaintClip);
            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);
        animateClockWise(circleView);

    } else if (position == 6) {
        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_purple_color));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 290, 5, true, mPaintClip);
                canvas.drawArc(mOval, 297, 20, true, mPaintClip);
                canvas.drawArc(mOval, 319, 20, true, mPaintClip);

                canvas.drawArc(mOval, 60, 15, true, mPaintClip);
                canvas.drawArc(mOval, 77, 8, true, mPaintClip);

            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);

        animateClockWise(circleView);

    } else if (position == 7) {
        mPaintClip.setColor(getContext().getResources().getColor(R.color.circle_dark_blue));
        circleView = new View(getContext()) {

            @Override
            protected void onDraw(Canvas canvas) {
                super.onDraw(canvas);

                canvas.clipPath(clipPath, Region.Op.DIFFERENCE);

                canvas.drawArc(mOval, 160, 10, true, mPaintClip);
                canvas.drawArc(mOval, 172, 30, true, mPaintClip);
                canvas.drawArc(mOval, 204, 30, true, mPaintClip);
                canvas.drawArc(mOval, 236, 10, true, mPaintClip);

                canvas.drawArc(mOval, 20, 20, true, mPaintClip);
                canvas.drawArc(mOval, 42, 8, true, mPaintClip);

            }
        };

        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(value, value);
        layoutParams.gravity = Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
        circleView.setLayoutParams(layoutParams);

        this.addView(circleView);
        animateAntiClockWise(circleView);
    }
}

---

From source file:com.android.leanlauncher.IconCache.java

private void renderIconBackground(Bitmap icon, Bitmap maskImage, Canvas tempCanvas, int w, int h,
        boolean drawOver) {
    // draw the scaled bitmap with mask
    Bitmap mutableMask = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);

    Canvas maskCanvas = new Canvas(mutableMask);
    maskCanvas.drawBitmap(maskImage, 0, 0, new Paint());

    // paint the bitmap with mask into the result
    Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setXfermode(new PorterDuffXfermode(drawOver ? DST_OUT : DST_IN));
    tempCanvas.drawBitmap(icon, (w - icon.getWidth()) / 2, (h - icon.getHeight()) / 2, null);
    tempCanvas.drawBitmap(mutableMask, 0, 0, paint);
    paint.setXfermode(null);/*from ww w  .j ava  2s.  c o  m*/
}

---

From source file:com.mallapp.utils.ImageLoader.java

/** 
* Crops a circle out of the thumbnail photo. 
*//*from ww  w .j a v  a  2s  .  c  om*/
public Bitmap getCroppedBitmap(final Bitmap bitmap) {
    Bitmap output = null;

    try {

        output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
        final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

        final Canvas canvas = new Canvas(output);

        final Paint paint = new Paint();
        paint.setAntiAlias(true);

        final int halfWidth = bitmap.getWidth() / 2;
        final int halfHeight = bitmap.getHeight() / 2;

        canvas.drawCircle(halfWidth, halfHeight, Math.max(halfWidth, halfHeight), paint);

        paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));

        canvas.drawBitmap(bitmap, rect, rect, paint);

    } catch (Exception e) {
        e.printStackTrace();
    }

    return output;
}

---

From source file:potboiler.client.PotsActivity.java

License:asdf

private void createDrawerMenu() {

    mMenuItems = getResources().getStringArray(R.array.menu_sections);

    mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    mDrawer = (LinearLayout) findViewById(R.id.left_drawer);
    mCommandsList = (ListView) findViewById(R.id.commands);

    User user = PreferenceUtils.getUser(this);
    ((TextView) findViewById(R.id.name)).setText(user.username);

    Bitmap bitmap = ImageUtils.getImageFromFile(this, FileUtils.getImagesPath(this) + user.serverId);
    if (bitmap != null) {
        /*Bitmap circleBitmap = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
                //from   w w w .  j a  v  a  2 s  .c om
        BitmapShader shader = new BitmapShader (bitmap,  Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
        Paint paint = new Paint();
        paint.setShader(shader);
        paint.setAntiAlias(true);
        Canvas c = new Canvas(circleBitmap);
        c.drawCircle(bitmap.getWidth() / 2, bitmap.getHeight() / 2, bitmap.getWidth() / 2, paint);*/

        int w = bitmap.getWidth();
        int h = bitmap.getHeight();

        int radius = Math.min(h / 2, w / 2);
        Bitmap circleBitmap = Bitmap.createBitmap(w + 8, h + 8, Bitmap.Config.ARGB_8888);

        Paint paint = new Paint();
        paint.setAntiAlias(true);

        Canvas c = new Canvas(circleBitmap);
        c.drawARGB(0, 0, 0, 0);
        paint.setStyle(Paint.Style.FILL);

        c.drawCircle((w / 2) + 4, (h / 2) + 4, radius, paint);

        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));

        c.drawBitmap(bitmap, 4, 4, paint);
        paint.setXfermode(null);
        paint.setStyle(Paint.Style.STROKE);
        paint.setColor(Color.WHITE);
        paint.setStrokeWidth(3);
        c.drawCircle((w / 2) + 4, (h / 2) + 4, radius, paint);

        ((ImageView) findViewById(R.id.avatar)).setImageBitmap(circleBitmap);
    }

    mDrawerLayout.setScrimColor(getResources().getColor(android.R.color.transparent));

    DrawerAdapter adapter = new DrawerAdapter(this, R.layout.item_drawer_list, R.id.title, mMenuItems);
    mCommandsList.setAdapter(adapter);
    mCommandsList.setOnItemClickListener(new DrawerItemClickListener());

    mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, R.string.pots, R.string.pots) {

        public void onDrawerClosed(View view) {
            super.onDrawerClosed(view);
            syncActionBarArrowState();
            //                invalidateOptionsMenu();
            //                mDrawerToggle.syncState();
            //                setRefreshMenu();
        }

        public void onDrawerOpened(View drawerView) {
            //                super.onDrawerClosed(drawerView);
            super.onDrawerOpened(drawerView);
            mDrawerToggle.setDrawerIndicatorEnabled(true);
            //                invalidateOptionsMenu();
            //                mDrawerToggle.syncState();
            //                setRefreshMenu();
        }

        @Override
        public void onDrawerSlide(View drawerView, float slideOffset) {
            super.onDrawerSlide(drawerView, slideOffset);

            float xPositionOpenDrawer = mCommandsList.getWidth();
            float xPositionWindowContent = (slideOffset * xPositionOpenDrawer);
            FrameLayout mHostFragment = (FrameLayout) findViewById(R.id.content_frame);
            mHostFragment.setX(xPositionWindowContent);
            getActionBarView().setX(xPositionWindowContent);
        }
    };

    mDrawerLayout.setDrawerListener(mDrawerToggle);
    mDrawerToggle.syncState();
    getSupportFragmentManager().addOnBackStackChangedListener(mOnBackStackChangedListener);

    findViewById(R.id.signout).setOnClickListener(this);
}

---

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