Java Code Examples for android.view.View.isDrawingCacheEnabled()

The following are Jave code examples for showing how to use isDrawingCacheEnabled() of the android.view.View class. You can vote up the examples you like. Your votes will be used in our system to get more good examples.
Example 1
Project: youkes_browser   File: ScreenShotUtil.java   Source Code and License Vote up 6 votes
public static Bitmap capture(View view, float width, float height, boolean scroll, Bitmap.Config config) {
    if (!view.isDrawingCacheEnabled()) {
        view.setDrawingCacheEnabled(true);
    }
    if(width==0){
        width= MainApp.getInstance().getScreenWidth();
    }
    if(height==0){
        height= MainApp.getInstance().getScreenHeight();
    }

    Bitmap bitmap = Bitmap.createBitmap((int) width, (int) height, config);
    bitmap.eraseColor(Color.WHITE);
    Canvas canvas = new Canvas(bitmap);
    int left = view.getLeft();
    int top = view.getTop();
    if (scroll) {
        left = view.getScrollX();
        top = view.getScrollY();
    }
    int status = canvas.save();
    canvas.translate(-left, -top);
    float scale = width / view.getWidth();
    canvas.scale(scale, scale, left, top);
    view.draw(canvas);
    canvas.restoreToCount(status);
    Paint alphaPaint = new Paint();
    alphaPaint.setColor(Color.TRANSPARENT);
    canvas.drawRect(0f, 0f, 1f, height, alphaPaint);
    canvas.drawRect(width - 1f, 0f, width, height, alphaPaint);
    canvas.drawRect(0f, 0f, width, 1f, alphaPaint);
    canvas.drawRect(0f, height - 1f, width, height, alphaPaint);
    canvas.setBitmap(null);
    return bitmap;
}
 
Example 2
Project: browser   File: ScreenShotUtil.java   Source Code and License Vote up 5 votes
public static Bitmap capture(View view, float width, float height, boolean scroll, Bitmap.Config config) {
    if (!view.isDrawingCacheEnabled()) {
        view.setDrawingCacheEnabled(true);
    }
    if(width==0){
        width= MainApp.getInstance().getScreenWidth();
    }
    if(height==0){
        height= MainApp.getInstance().getScreenHeight();
    }

    Bitmap bitmap = Bitmap.createBitmap((int) width, (int) height, config);
    bitmap.eraseColor(Color.WHITE);
    Canvas canvas = new Canvas(bitmap);
    int left = view.getLeft();
    int top = view.getTop();
    if (scroll) {
        left = view.getScrollX();
        top = view.getScrollY();
    }
    int status = canvas.save();
    canvas.translate(-left, -top);
    float scale = width / view.getWidth();
    canvas.scale(scale, scale, left, top);
    view.draw(canvas);
    canvas.restoreToCount(status);
    Paint alphaPaint = new Paint();
    alphaPaint.setColor(Color.TRANSPARENT);
    canvas.drawRect(0f, 0f, 1f, height, alphaPaint);
    canvas.drawRect(width - 1f, 0f, width, height, alphaPaint);
    canvas.drawRect(0f, 0f, width, 1f, alphaPaint);
    canvas.drawRect(0f, height - 1f, width, height, alphaPaint);
    canvas.setBitmap(null);
    return bitmap;
}
 
Example 3
Project: betterHotels   File: ViewUtils.java   Source Code and License Vote up 5 votes
public static Bitmap getViewAsBitmap(View view){
    Bitmap bitmap = null;
    if(view.isDrawingCacheEnabled()){
        view.buildDrawingCache();
        bitmap = view.getDrawingCache();
    }else {
        view.setDrawingCacheEnabled(true);
        view.buildDrawingCache();
        bitmap = view.getDrawingCache();
        view.destroyDrawingCache();
        view.setDrawingCacheEnabled(false);
    }
    return bitmap;
}
 
Example 4
Project: letv   File: HListView.java   Source Code and License Vote up 5 votes
@TargetApi(11)
private void setupChild(View child, int position, int x, boolean flowDown, int childrenTop, boolean selected, boolean recycled) {
    boolean isSelected = selected && shouldShowSelector();
    boolean updateChildSelected = isSelected != child.isSelected();
    int mode = this.mTouchMode;
    boolean isPressed = mode > 0 && mode < 3 && this.mMotionPosition == position;
    boolean updateChildPressed = isPressed != child.isPressed();
    boolean needToMeasure = !recycled || updateChildSelected || child.isLayoutRequested();
    LayoutParams p = (LayoutParams) child.getLayoutParams();
    if (p == null) {
        p = (LayoutParams) generateDefaultLayoutParams();
    }
    p.viewType = this.mAdapter.getItemViewType(position);
    if ((!recycled || p.forceAdd) && !(p.recycledHeaderFooter && p.viewType == -2)) {
        p.forceAdd = false;
        if (p.viewType == -2) {
            p.recycledHeaderFooter = true;
        }
        addViewInLayout(child, flowDown ? -1 : 0, p, true);
    } else {
        attachViewToParent(child, flowDown ? -1 : 0, p);
    }
    if (updateChildSelected) {
        child.setSelected(isSelected);
    }
    if (updateChildPressed) {
        child.setPressed(isPressed);
    }
    if (!(this.mChoiceMode == 0 || this.mCheckStates == null)) {
        if (child instanceof Checkable) {
            ((Checkable) child).setChecked(((Boolean) this.mCheckStates.get(position, Boolean.valueOf(false))).booleanValue());
        } else if (VERSION.SDK_INT >= 11) {
            child.setActivated(((Boolean) this.mCheckStates.get(position, Boolean.valueOf(false))).booleanValue());
        }
    }
    if (needToMeasure) {
        int childWidthSpec;
        int childHeightSpec = ViewGroup.getChildMeasureSpec(this.mHeightMeasureSpec, this.mListPadding.top + this.mListPadding.bottom, p.height);
        int lpWidth = p.width;
        if (lpWidth > 0) {
            childWidthSpec = MeasureSpec.makeMeasureSpec(lpWidth, 1073741824);
        } else {
            childWidthSpec = MeasureSpec.makeMeasureSpec(0, 0);
        }
        child.measure(childWidthSpec, childHeightSpec);
    } else {
        cleanupLayoutState(child);
    }
    int w = child.getMeasuredWidth();
    int h = child.getMeasuredHeight();
    int childLeft = flowDown ? x : x - w;
    if (needToMeasure) {
        child.layout(childLeft, childrenTop, childLeft + w, childrenTop + h);
    } else {
        child.offsetLeftAndRight(childLeft - child.getLeft());
        child.offsetTopAndBottom(childrenTop - child.getTop());
    }
    if (this.mCachingStarted && !child.isDrawingCacheEnabled()) {
        child.setDrawingCacheEnabled(true);
    }
    if (VERSION.SDK_INT >= 11 && recycled && ((LayoutParams) child.getLayoutParams()).scrappedFromPosition != position) {
        child.jumpDrawablesToCurrentState();
    }
}
 
Example 5
Project: letv   File: SlidingPaneLayout.java   Source Code and License Vote up 5 votes
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
    boolean result;
    LayoutParams lp = (LayoutParams) child.getLayoutParams();
    int save = canvas.save(2);
    if (!(!this.mCanSlide || lp.slideable || this.mSlideableView == null)) {
        canvas.getClipBounds(this.mTmpRect);
        if (isLayoutRtlSupport()) {
            this.mTmpRect.left = Math.max(this.mTmpRect.left, this.mSlideableView.getRight());
        } else {
            this.mTmpRect.right = Math.min(this.mTmpRect.right, this.mSlideableView.getLeft());
        }
        canvas.clipRect(this.mTmpRect);
    }
    if (VERSION.SDK_INT >= 11) {
        result = super.drawChild(canvas, child, drawingTime);
    } else if (!lp.dimWhenOffset || this.mSlideOffset <= 0.0f) {
        if (child.isDrawingCacheEnabled()) {
            child.setDrawingCacheEnabled(false);
        }
        result = super.drawChild(canvas, child, drawingTime);
    } else {
        if (!child.isDrawingCacheEnabled()) {
            child.setDrawingCacheEnabled(true);
        }
        Bitmap cache = child.getDrawingCache();
        if (cache != null) {
            canvas.drawBitmap(cache, (float) child.getLeft(), (float) child.getTop(), lp.dimPaint);
            result = false;
        } else {
            Log.e(TAG, "drawChild: child view " + child + " returned null drawing cache");
            result = super.drawChild(canvas, child, drawingTime);
        }
    }
    canvas.restoreToCount(save);
    return result;
}
 
Example 6
Project: Phial   File: ScreenShotUtil.java   Source Code and License Vote up 5 votes
@NonNull
public static Bitmap takeScreenShot(Window window) throws IOException {
    final View rootView = window.getDecorView().getRootView();
    final boolean drawingCacheEnabled = rootView.isDrawingCacheEnabled();
    rootView.setDrawingCacheEnabled(true);

    try {
        return Bitmap.createBitmap(rootView.getDrawingCache());
    } finally {
        rootView.setDrawingCacheEnabled(drawingCacheEnabled);
    }
}
 
Example 7
Project: boohee_v5.6   File: PLA_ListView.java   Source Code and License Vote up 5 votes
private void setupChild(View child, int position, int y, boolean flowDown, int childrenLeft,
                        boolean selected, boolean recycled) {
    boolean isSelected = selected && shouldShowSelector();
    boolean updateChildSelected = isSelected != child.isSelected();
    int mode = this.mTouchMode;
    boolean isPressed = mode > 0 && mode < 3 && this.mMotionPosition == position;
    boolean updateChildPressed = isPressed != child.isPressed();
    boolean needToMeasure = !recycled || updateChildSelected || child.isLayoutRequested();
    ViewGroup.LayoutParams p = (LayoutParams) child.getLayoutParams();
    if (p == null) {
        ViewGroup.LayoutParams layoutParams = new LayoutParams(-1, -2, 0);
    }
    p.viewType = this.mAdapter.getItemViewType(position);
    p.scrappedFromPosition = position;
    if ((!recycled || p.forceAdd) && !(p.recycledHeaderFooter && p.viewType == -2)) {
        p.forceAdd = false;
        if (p.viewType == -2) {
            p.recycledHeaderFooter = true;
        }
        addViewInLayout(child, flowDown ? -1 : 0, p, true);
    } else {
        attachViewToParent(child, flowDown ? -1 : 0, p);
    }
    if (updateChildSelected) {
        child.setSelected(isSelected);
    }
    if (updateChildPressed) {
        child.setPressed(isPressed);
    }
    if (needToMeasure) {
        int childHeightSpec;
        int childWidthSpec = ViewGroup.getChildMeasureSpec(this.mWidthMeasureSpec, this
                .mListPadding.left + this.mListPadding.right, p.width);
        int lpHeight = p.height;
        if (lpHeight > 0) {
            childHeightSpec = MeasureSpec.makeMeasureSpec(lpHeight, 1073741824);
        } else {
            childHeightSpec = MeasureSpec.makeMeasureSpec(0, 0);
        }
        onMeasureChild(child, position, childWidthSpec, childHeightSpec);
    } else {
        cleanupLayoutState(child);
    }
    int w = child.getMeasuredWidth();
    int h = child.getMeasuredHeight();
    int childTop = flowDown ? y : y - h;
    if (needToMeasure) {
        onLayoutChild(child, position, childrenLeft, childTop, childrenLeft + w, childTop + h);
    } else {
        onOffsetChild(child, position, childrenLeft - child.getLeft(), childTop - child
                .getTop());
    }
    if (this.mCachingStarted && !child.isDrawingCacheEnabled()) {
        child.setDrawingCacheEnabled(true);
    }
}
 
Example 8
Project: boohee_v5.6   File: SlidingPaneLayout.java   Source Code and License Vote up 5 votes
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
    boolean result;
    LayoutParams lp = (LayoutParams) child.getLayoutParams();
    int save = canvas.save(2);
    if (!(!this.mCanSlide || lp.slideable || this.mSlideableView == null)) {
        canvas.getClipBounds(this.mTmpRect);
        if (isLayoutRtlSupport()) {
            this.mTmpRect.left = Math.max(this.mTmpRect.left, this.mSlideableView.getRight());
        } else {
            this.mTmpRect.right = Math.min(this.mTmpRect.right, this.mSlideableView.getLeft());
        }
        canvas.clipRect(this.mTmpRect);
    }
    if (VERSION.SDK_INT >= 11) {
        result = super.drawChild(canvas, child, drawingTime);
    } else if (!lp.dimWhenOffset || this.mSlideOffset <= 0.0f) {
        if (child.isDrawingCacheEnabled()) {
            child.setDrawingCacheEnabled(false);
        }
        result = super.drawChild(canvas, child, drawingTime);
    } else {
        if (!child.isDrawingCacheEnabled()) {
            child.setDrawingCacheEnabled(true);
        }
        Bitmap cache = child.getDrawingCache();
        if (cache != null) {
            canvas.drawBitmap(cache, (float) child.getLeft(), (float) child.getTop(), lp.dimPaint);
            result = false;
        } else {
            Log.e(TAG, "drawChild: child view " + child + " returned null drawing cache");
            result = super.drawChild(canvas, child, drawingTime);
        }
    }
    canvas.restoreToCount(save);
    return result;
}
 
Example 9
Project: Glitchy   File: SideMenu.java   Source Code and License Vote up 4 votes
@Override
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
    final LayoutParams lp = (LayoutParams) child.getLayoutParams();
    boolean result;
    final int save = canvas.save(Canvas.CLIP_SAVE_FLAG);

    if (mCanSlide && !lp.slideable && mSlideableView != null) {
        // Clip against the slider; no sense drawing what will immediately be covered.
        canvas.getClipBounds(mTmpRect);
        if (isLayoutRtlSupport()) {
            mTmpRect.left = Math.max(mTmpRect.left, mSlideableView.getRight());
        } else {
            mTmpRect.right = Math.min(mTmpRect.right, mSlideableView.getLeft());
        }
        canvas.clipRect(mTmpRect);
    }

    if (Build.VERSION.SDK_INT >= 11) { // HC
        result = super.drawChild(canvas, child, drawingTime);
    } else {
        if (lp.dimWhenOffset && mSlideOffset > 0) {
            if (!child.isDrawingCacheEnabled()) {
                child.setDrawingCacheEnabled(true);
            }
            final Bitmap cache = child.getDrawingCache();
            if (cache != null) {
                canvas.drawBitmap(cache, child.getLeft(), child.getTop(), lp.dimPaint);
                result = false;
            } else {
                Log.e(TAG, "drawChild: child view " + child + " returned null drawing cache");
                result = super.drawChild(canvas, child, drawingTime);
            }
        } else {
            if (child.isDrawingCacheEnabled()) {
                child.setDrawingCacheEnabled(false);
            }
            result = super.drawChild(canvas, child, drawingTime);
        }
    }

    canvas.restoreToCount(save);

    return result;
}
 
Example 10
Project: WechatChatroomHelper   File: BGASwipeBackLayout2.java   Source Code and License Vote up 4 votes
@Override
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
    final LayoutParams lp = (LayoutParams) child.getLayoutParams();
    boolean result;
    final int save = canvas.save(Canvas.CLIP_SAVE_FLAG);

    if (mCanSlide && !lp.slideable && mSlideableView != null) {
        // Clip against the slider; no sense drawing what will immediately be covered.
        canvas.getClipBounds(mTmpRect);
        if (isLayoutRtlSupport()) {
            mTmpRect.left = Math.max(mTmpRect.left, mSlideableView.getRight());
        } else {
            mTmpRect.right = Math.min(mTmpRect.right, mSlideableView.getLeft());
        }
        canvas.clipRect(mTmpRect);
    }

    if (Build.VERSION.SDK_INT >= 11) { // HC
        result = super.drawChild(canvas, child, drawingTime);
    } else {
        if (lp.dimWhenOffset && mSlideOffset > 0) {
            if (!child.isDrawingCacheEnabled()) {
                child.setDrawingCacheEnabled(true);
            }
            final Bitmap cache = child.getDrawingCache();
            if (cache != null) {
                canvas.drawBitmap(cache, child.getLeft(), child.getTop(), lp.dimPaint);
                result = false;
            } else {
                Log.e(TAG, "drawChild: child view " + child + " returned null drawing cache");
                result = super.drawChild(canvas, child, drawingTime);
            }
        } else {
            if (child.isDrawingCacheEnabled()) {
                child.setDrawingCacheEnabled(false);
            }
            result = super.drawChild(canvas, child, drawingTime);
        }
    }

    canvas.restoreToCount(save);

    return result;
}
 
Example 11
Project: WechatChatroomHelper   File: BGASwipeBackLayout.java   Source Code and License Vote up 4 votes
@Override
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
    final LayoutParams lp = (LayoutParams) child.getLayoutParams();
    boolean result;
    final int save = canvas.save(Canvas.CLIP_SAVE_FLAG);

    if (mCanSlide && !lp.slideable && mSlideableView != null) {
        // Clip against the slider; no sense drawing what will immediately be covered.
        canvas.getClipBounds(mTmpRect);
        if (isLayoutRtlSupport()) {
            mTmpRect.left = Math.max(mTmpRect.left, mSlideableView.getRight());
        } else {
            mTmpRect.right = Math.min(mTmpRect.right, mSlideableView.getLeft());
        }
        canvas.clipRect(mTmpRect);
    }

    if (Build.VERSION.SDK_INT >= 11) { // HC
        result = super.drawChild(canvas, child, drawingTime);
    } else {
        if (lp.dimWhenOffset && mSlideOffset > 0) {
            if (!child.isDrawingCacheEnabled()) {
                child.setDrawingCacheEnabled(true);
            }
            final Bitmap cache = child.getDrawingCache();
            if (cache != null) {
                canvas.drawBitmap(cache, child.getLeft(), child.getTop(), lp.dimPaint);
                result = false;
            } else {
                Log.e(TAG, "drawChild: child view " + child + " returned null drawing cache");
                result = super.drawChild(canvas, child, drawingTime);
            }
        } else {
            if (child.isDrawingCacheEnabled()) {
                child.setDrawingCacheEnabled(false);
            }
            result = super.drawChild(canvas, child, drawingTime);
        }
    }

    canvas.restoreToCount(save);

    return result;
}