Example usage for android.view View draw

Introduction

In this page you can find the example usage for android.view View draw.

Prototype

@CallSuper
public void draw(Canvas canvas) 

Source Link

Document

Manually render this view (and all of its children) to the given Canvas.

Usage

From source file:org.tomahawk.tomahawk_android.fragments.ContextMenuFragment.java

private void setupBlurredBackground(final View view) {
    final View rootView = getActivity().findViewById(R.id.sliding_layout);
    ViewUtils.afterViewGlobalLayout(new ViewUtils.ViewRunnable(rootView) {
        @Override/*from   w  w  w  .  j a v a2s .c  om*/
        public void run() {
            Bitmap bm = Bitmap.createBitmap(rootView.getWidth(), rootView.getHeight(), Bitmap.Config.ARGB_8888);
            Canvas canvas = new Canvas(bm);
            rootView.draw(canvas);
            bm = Bitmap.createScaledBitmap(bm, bm.getWidth() / 4, bm.getHeight() / 4, true);
            bm = BlurTransformation.staticTransform(bm, 25f);

            ImageView bgImageView = (ImageView) view.findViewById(R.id.background);
            bgImageView.setImageBitmap(bm);
        }
    });
}

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From source file:com.tsoliveira.android.listeners.DragDropTouchListener.java

private Bitmap copyViewAsBitmap(View v) {
    //Clear ripple effect to not get into screenshot,
    // need something more clever here
    if (v instanceof FrameLayout) {
        FrameLayout frameLayout = (FrameLayout) v;
        Drawable foreground = frameLayout.getForeground();
        if (foreground != null)
            foreground.setVisible(false, false);
    } else {//from  www .  jav  a2  s .c o m
        if (v.getBackground() != null)
            v.getBackground().setVisible(false, false);
    }

    Bitmap bitmap = Bitmap.createBitmap(v.getMeasuredWidth(), v.getMeasuredHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    v.draw(canvas);

    return bitmap;
}

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

/**
 * View?Bitmap/*w  w w. j a  va 2s . co m*/
 * 
 * @param view
 *            View
 * @return Bitmap
 */
public static Bitmap getBitmapFromView(View view) {
    Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);

    view.layout(view.getLeft(), view.getTop(), view.getRight(), view.getBottom());
    view.draw(canvas);

    return bitmap;
}

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From source file:com.s8launch.cheil.facetracker.MultiTrackerActivity.java

public Bitmap getBitmapFromView(View view) {
    view.setBackgroundColor(Color.TRANSPARENT);
    //Define a bitmap with the same size as the view
    Bitmap returnedBitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
    //Bind a canvas to it
    Canvas canvas = new Canvas(returnedBitmap);
    //Get the view's background
    Drawable bgDrawable = view.getBackground();
    if (bgDrawable != null)
        //has background drawable, then draw it on the canvas
        bgDrawable.draw(canvas);/*w w  w  .j a v a 2 s.  com*/
    else
        //does not have background drawable, then draw white background on the canvas
        canvas.drawColor(Color.WHITE);
    // draw the view on the canvas
    view.draw(canvas);
    //return the bitmap
    return returnedBitmap;
}

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From source file:android.widget.PinnedHeaderListView.java

private void drawHeader(final Canvas canvas, final PinnedHeader header, final long currentTime) {
    if (header.animating) {
        final int timeLeft = (int) (header.targetTime - currentTime);
        if (timeLeft <= 0) {
            header.y = header.targetY;// w w  w  . j  a  va 2 s. co  m
            header.visible = header.targetVisible;
            header.animating = false;
        } else
            header.y = header.targetY + (header.sourceY - header.targetY) * timeLeft / mAnimationDuration;
    }
    if (header.visible) {
        final View view = header.view;
        final int saveCount = canvas.save();
        final int translateX = ViewUtil.isViewLayoutRtl(this)
                ? getWidth() - mHeaderPaddingStart - view.getWidth()
                : mHeaderPaddingStart;
        canvas.translate(translateX, header.y);
        if (header.state == FADING) {
            mBounds.set(0, 0, view.getWidth(), view.getHeight());
            canvas.saveLayerAlpha(mBounds, header.alpha, Canvas.ALL_SAVE_FLAG);
        }
        view.draw(canvas);
        canvas.restoreToCount(saveCount);
    }
}

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From source file:org.runbuddy.tomahawk.ui.fragments.ContextMenuFragment.java

private void setupBlurredBackground(final View view) {
    final View rootView = getActivity().findViewById(R.id.sliding_layout);
    ViewUtils.afterViewGlobalLayout(new ViewUtils.ViewRunnable(rootView) {
        @Override//from w  w w .j a  v  a 2 s  . c o  m
        public void run() {
            Bitmap bm = Bitmap.createBitmap(rootView.getWidth(), rootView.getHeight(), Bitmap.Config.ARGB_8888);
            Canvas canvas = new Canvas(bm);
            rootView.draw(canvas);
            bm = Bitmap.createScaledBitmap(bm, bm.getWidth() / 4, bm.getHeight() / 4, true);
            bm = new BlurTransformation(getContext(), 25).transform(bm);

            ImageView bgImageView = (ImageView) view.findViewById(R.id.background);
            bgImageView.setImageBitmap(bm);
        }
    });
}

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From source file:com.cloverstudio.spika.CameraCropActivity.java

/**
 * Get the image from container - it is already cropped and zoomed If the
 * image is smaller than container it will be black color set aside
 * *///from   w ww  .jav a  2 s  . c o  m
private Bitmap getBitmapFromView(View view) {
    Bitmap returnedBitmap = Bitmap.createBitmap(crop_container_size, crop_container_size,
            Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(returnedBitmap);
    Drawable bgDrawable = view.getBackground();
    if (bgDrawable != null)
        bgDrawable.draw(canvas);
    else
        canvas.drawColor(Color.BLACK);
    view.draw(canvas);
    return returnedBitmap;
}

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From source file:com.devbrackets.android.recyclerext.decoration.ReorderDecoration.java

/**
 * Generates the Bitmap that will be used to represent the view being dragged across the screen
 *
 * @param view The view to create the drag bitmap from
 * @return The bitmap representing the drag view
 *//*  www. java 2s . co  m*/
private BitmapDrawable createDragBitmap(View view) {
    floatingItemStartingBounds = new Rect(view.getLeft(), view.getTop(), view.getRight(), view.getBottom());
    floatingItemBounds = new Rect(floatingItemStartingBounds);

    Bitmap bitmap = Bitmap.createBitmap(floatingItemStartingBounds.width(), floatingItemStartingBounds.height(),
            Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    view.draw(canvas);

    BitmapDrawable retDrawable = new BitmapDrawable(view.getResources(), bitmap);
    retDrawable.setBounds(floatingItemBounds);

    return retDrawable;
}

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From source file:com.joanzapata.PDFViewActivity.java

public byte[] getBitmapFromView(View view) {
    // Define a bitmap with the same size as the view
    Bitmap returnedBitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
    // Bind a canvas to it
    Canvas canvas = new Canvas(returnedBitmap);
    // Get the view's background
    Drawable bgDrawable = view.getBackground();
    if (bgDrawable != null)
        // has background drawable, then draw it on the canvas
        bgDrawable.draw(canvas);//from   ww  w . ja  va  2s .co  m
    else
        // does not have background drawable, then draw white background on
        // the canvas
        canvas.drawColor(Color.WHITE);
    // draw the view on the canvas
    view.draw(canvas);
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    returnedBitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
    byte[] byteArray = stream.toByteArray();
    return byteArray;

}

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From source file:com.github.shareme.gwsmaterialuikit.library.advancerv.draggable.DraggingItemDecorator.java

private Bitmap createDraggingItemImage(View v, NinePatchDrawable shadow) {
    int width = v.getWidth() + mShadowPadding.left + mShadowPadding.right;
    int height = v.getHeight() + mShadowPadding.top + mShadowPadding.bottom;

    final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    final Canvas canvas = new Canvas(bitmap);

    if (shadow != null) {
        shadow.setBounds(0, 0, width, height);
        shadow.draw(canvas);// www  .  ja v  a2  s .  c  o  m
    }

    final int savedCount = canvas.save(Canvas.CLIP_SAVE_FLAG | Canvas.MATRIX_SAVE_FLAG);
    // NOTE: Explicitly set clipping rect. This is required on Gingerbread.
    canvas.clipRect(mShadowPadding.left, mShadowPadding.top, width - mShadowPadding.right,
            height - mShadowPadding.bottom);
    canvas.translate(mShadowPadding.left, mShadowPadding.top);
    v.draw(canvas);
    canvas.restoreToCount(savedCount);

    return bitmap;
}

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