List of usage examples for android.graphics Rect width
public final int width()
From source file:com.icloud.listenbook.base.view.DraggableGridViewPager.java
@Override protected void onLayout(boolean changed, int l, int t, int r, int b) { final int childCount = getChildCount(); mPageCount = (childCount + mPageSize - 1) / mPageSize; mGridWidth = (getWidth() - mPaddingLeft - mPaddingRight - (mColCount - 1) * mGridGap) / mColCount; mGridHeight = (getHeight() - mPaddingTop - mPaddingButtom - (mRowCount - 1) * mGridGap) / mRowCount; mMaxOverScrollSize = mGridWidth / 2; mEdgeSize = mGridWidth / 2;//from w w w .j a v a2 s .com newPositions.clear(); // ? for (int i = 0; i < childCount; i++) { final View child = getChildAt(i); final Rect rect = getRectByPosition(i); child.measure(MeasureSpec.makeMeasureSpec(rect.width(), MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(rect.height(), MeasureSpec.EXACTLY)); DEBUG_LOG("child.layout position=" + i + ", rect=" + rect); child.layout(rect.left, rect.top, rect.right, rect.bottom); newPositions.add(-1); } // ?? if (mCurItem > 0 && mCurItem < mPageCount) { final int curItem = mCurItem; mCurItem = 0; setCurrentItem(curItem); } }
From source file:com.icloud.listenbook.base.view.DraggableGridViewPager.java
/*** * ?//from ww w. j ava 2 s . c om * **/ private void animateDragged() { if (mLastDragged >= 0) { final View v = getChildAt(mLastDragged); final Rect r = new Rect(v.getLeft(), v.getTop(), v.getRight(), v.getBottom()); r.inset(-r.width() / 20, -r.height() / 20); v.measure(MeasureSpec.makeMeasureSpec(r.width(), MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(r.height(), MeasureSpec.EXACTLY)); v.layout(r.left, r.top, r.right, r.bottom); AnimationSet animSet = new AnimationSet(true); ScaleAnimation scale = new ScaleAnimation(0.9091f, 1, 0.9091f, 1, v.getWidth() / 2, v.getHeight() / 2); scale.setDuration(ANIMATION_DURATION); AlphaAnimation alpha = new AlphaAnimation(1, .5f); alpha.setDuration(ANIMATION_DURATION); animSet.addAnimation(scale); animSet.addAnimation(alpha); animSet.setFillEnabled(true); animSet.setFillAfter(true); v.clearAnimation(); v.startAnimation(animSet); } }
From source file:com.aidy.launcher3.ui.folder.Folder.java
private void centerAboutIcon() { DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams(); DragLayer parent = (DragLayer) mLauncher.findViewById(R.id.drag_layer); int width = getPaddingLeft() + getPaddingRight() + mContent.getDesiredWidth(); int height = getFolderHeight(); float scale = parent.getDescendantRectRelativeToSelf(mFolderIcon, mTempRect); LauncherAppState app = LauncherAppState.getInstance(); DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); int centerX = (int) (mTempRect.left + mTempRect.width() * scale / 2); int centerY = (int) (mTempRect.top + mTempRect.height() * scale / 2); int centeredLeft = centerX - width / 2; int centeredTop = centerY - height / 2; int currentPage = mLauncher.getWorkspace().getNextPage(); // In case the workspace is scrolling, we need to use the final scroll // to compute // the folders bounds. mLauncher.getWorkspace().setFinalScrollForPageChange(currentPage); // We first fetch the currently visible CellLayoutChildren CellLayout currentLayout = (CellLayout) mLauncher.getWorkspace().getChildAt(currentPage); ShortcutAndWidgetContainer boundingLayout = currentLayout.getShortcutsAndWidgets(); Rect bounds = new Rect(); parent.getDescendantRectRelativeToSelf(boundingLayout, bounds); // We reset the workspaces scroll mLauncher.getWorkspace().resetFinalScrollForPageChange(currentPage); // We need to bound the folder to the currently visible // CellLayoutChildren int left = Math.min(Math.max(bounds.left, centeredLeft), bounds.left + bounds.width() - width); int top = Math.min(Math.max(bounds.top, centeredTop), bounds.top + bounds.height() - height); if (grid.isPhone() && (grid.availableWidthPx - width) < grid.iconSizePx) { // Center the folder if it is full (on phones only) left = (grid.availableWidthPx - width) / 2; } else if (width >= bounds.width()) { // If the folder doesn't fit within the bounds, center it about the // desired bounds left = bounds.left + (bounds.width() - width) / 2; }//from w ww .j a va 2 s . c om if (height >= bounds.height()) { top = bounds.top + (bounds.height() - height) / 2; } int folderPivotX = width / 2 + (centeredLeft - left); int folderPivotY = height / 2 + (centeredTop - top); setPivotX(folderPivotX); setPivotY(folderPivotY); mFolderIconPivotX = (int) (mFolderIcon.getMeasuredWidth() * (1.0f * folderPivotX / width)); mFolderIconPivotY = (int) (mFolderIcon.getMeasuredHeight() * (1.0f * folderPivotY / height)); lp.width = width; lp.height = height; lp.x = left; lp.y = top; }
From source file:com.example.firstocr.ViewfinderView.java
@SuppressWarnings("unused") @Override/*from ww w. ja va 2 s .co m*/ public void onDraw(Canvas canvas) { Rect frame = cameraManager.getFramingRect(); if (frame == null) { return; } int width = canvas.getWidth(); int height = canvas.getHeight(); // Draw the exterior (i.e. outside the framing rect) darkened paint.setColor(maskColor); canvas.drawRect(0, 0, width, frame.top, paint); canvas.drawRect(0, frame.top, frame.left, frame.bottom + 1, paint); canvas.drawRect(frame.right + 1, frame.top, width, frame.bottom + 1, paint); canvas.drawRect(0, frame.bottom + 1, width, height, paint); // If we have an OCR result, overlay its information on the viewfinder. if (resultText != null) { // Only draw text/bounding boxes on viewfinder if it hasn't been resized since the OCR was requested. Point bitmapSize = resultText.getBitmapDimensions(); previewFrame = cameraManager.getFramingRectInPreview(); if (bitmapSize.x == previewFrame.width() && bitmapSize.y == previewFrame.height()) { float scaleX = frame.width() / (float) previewFrame.width(); float scaleY = frame.height() / (float) previewFrame.height(); if (DRAW_REGION_BOXES) { regionBoundingBoxes = resultText.getRegionBoundingBoxes(); for (int i = 0; i < regionBoundingBoxes.size(); i++) { paint.setAlpha(0xA0); paint.setColor(Color.MAGENTA); paint.setStyle(Style.STROKE); paint.setStrokeWidth(1); rect = regionBoundingBoxes.get(i); canvas.drawRect(frame.left + rect.left * scaleX, frame.top + rect.top * scaleY, frame.left + rect.right * scaleX, frame.top + rect.bottom * scaleY, paint); } } if (DRAW_TEXTLINE_BOXES) { // Draw each textline textlineBoundingBoxes = resultText.getTextlineBoundingBoxes(); paint.setAlpha(0xA0); paint.setColor(Color.RED); paint.setStyle(Style.STROKE); paint.setStrokeWidth(1); for (int i = 0; i < textlineBoundingBoxes.size(); i++) { rect = textlineBoundingBoxes.get(i); canvas.drawRect(frame.left + rect.left * scaleX, frame.top + rect.top * scaleY, frame.left + rect.right * scaleX, frame.top + rect.bottom * scaleY, paint); } } if (DRAW_STRIP_BOXES) { stripBoundingBoxes = resultText.getStripBoundingBoxes(); paint.setAlpha(0xFF); paint.setColor(Color.YELLOW); paint.setStyle(Style.STROKE); paint.setStrokeWidth(1); for (int i = 0; i < stripBoundingBoxes.size(); i++) { rect = stripBoundingBoxes.get(i); canvas.drawRect(frame.left + rect.left * scaleX, frame.top + rect.top * scaleY, frame.left + rect.right * scaleX, frame.top + rect.bottom * scaleY, paint); } } if (DRAW_WORD_BOXES || DRAW_WORD_TEXT) { // Split the text into words wordBoundingBoxes = resultText.getWordBoundingBoxes(); // for (String w : words) { // Log.e("ViewfinderView", "word: " + w); // } //Log.d("ViewfinderView", "There are " + words.length + " words in the string array."); //Log.d("ViewfinderView", "There are " + wordBoundingBoxes.size() + " words with bounding boxes."); } if (DRAW_WORD_BOXES) { paint.setAlpha(0xFF); paint.setColor(0xFF00CCFF); paint.setStyle(Style.STROKE); paint.setStrokeWidth(1); for (int i = 0; i < wordBoundingBoxes.size(); i++) { // Draw a bounding box around the word rect = wordBoundingBoxes.get(i); canvas.drawRect(frame.left + rect.left * scaleX, frame.top + rect.top * scaleY, frame.left + rect.right * scaleX, frame.top + rect.bottom * scaleY, paint); } } if (DRAW_WORD_TEXT) { words = resultText.getText().replace("\n", " ").split(" "); int[] wordConfidences = resultText.getWordConfidences(); for (int i = 0; i < wordBoundingBoxes.size(); i++) { boolean isWordBlank = true; try { if (!words[i].equals("")) { isWordBlank = false; } } catch (ArrayIndexOutOfBoundsException e) { e.printStackTrace(); } // Only draw if word has characters if (!isWordBlank) { // Draw a white background around each word rect = wordBoundingBoxes.get(i); paint.setColor(Color.WHITE); paint.setStyle(Style.FILL); if (DRAW_TRANSPARENT_WORD_BACKGROUNDS) { // Higher confidence = more opaque, less transparent background paint.setAlpha(wordConfidences[i] * 255 / 100); } else { paint.setAlpha(255); } canvas.drawRect(frame.left + rect.left * scaleX, frame.top + rect.top * scaleY, frame.left + rect.right * scaleX, frame.top + rect.bottom * scaleY, paint); // Draw the word in black text paint.setColor(Color.BLACK); paint.setAlpha(0xFF); paint.setAntiAlias(true); paint.setTextAlign(Align.LEFT); // Adjust text size to fill rect paint.setTextSize(100); paint.setTextScaleX(1.0f); // ask the paint for the bounding rect if it were to draw this text Rect bounds = new Rect(); paint.getTextBounds(words[i], 0, words[i].length(), bounds); // get the height that would have been produced int h = bounds.bottom - bounds.top; // figure out what textSize setting would create that height of text float size = (((float) (rect.height()) / h) * 100f); // and set it into the paint paint.setTextSize(size); // Now set the scale. // do calculation with scale of 1.0 (no scale) paint.setTextScaleX(1.0f); // ask the paint for the bounding rect if it were to draw this text. paint.getTextBounds(words[i], 0, words[i].length(), bounds); // determine the width int w = bounds.right - bounds.left; // calculate the baseline to use so that the entire text is visible including the descenders int text_h = bounds.bottom - bounds.top; int baseline = bounds.bottom + ((rect.height() - text_h) / 2); // determine how much to scale the width to fit the view float xscale = ((float) (rect.width())) / w; // set the scale for the text paint paint.setTextScaleX(xscale); canvas.drawText(words[i], frame.left + rect.left * scaleX, frame.top + rect.bottom * scaleY - baseline, paint); } } } // if (DRAW_CHARACTER_BOXES || DRAW_CHARACTER_TEXT) { // characterBoundingBoxes = resultText.getCharacterBoundingBoxes(); // } // // if (DRAW_CHARACTER_BOXES) { // // Draw bounding boxes around each character // paint.setAlpha(0xA0); // paint.setColor(0xFF00FF00); // paint.setStyle(Style.STROKE); // paint.setStrokeWidth(1); // for (int c = 0; c < characterBoundingBoxes.size(); c++) { // Rect characterRect = characterBoundingBoxes.get(c); // canvas.drawRect(frame.left + characterRect.left * scaleX, // frame.top + characterRect.top * scaleY, // frame.left + characterRect.right * scaleX, // frame.top + characterRect.bottom * scaleY, paint); // } // } // // if (DRAW_CHARACTER_TEXT) { // // Draw letters individually // for (int i = 0; i < characterBoundingBoxes.size(); i++) { // Rect r = characterBoundingBoxes.get(i); // // // Draw a white background for every letter // int meanConfidence = resultText.getMeanConfidence(); // paint.setColor(Color.WHITE); // paint.setAlpha(meanConfidence * (255 / 100)); // paint.setStyle(Style.FILL); // canvas.drawRect(frame.left + r.left * scaleX, // frame.top + r.top * scaleY, // frame.left + r.right * scaleX, // frame.top + r.bottom * scaleY, paint); // // // Draw each letter, in black // paint.setColor(Color.BLACK); // paint.setAlpha(0xFF); // paint.setAntiAlias(true); // paint.setTextAlign(Align.LEFT); // String letter = ""; // try { // char c = resultText.getText().replace("\n","").replace(" ", "").charAt(i); // letter = Character.toString(c); // // if (!letter.equals("-") && !letter.equals("_")) { // // // Adjust text size to fill rect // paint.setTextSize(100); // paint.setTextScaleX(1.0f); // // // ask the paint for the bounding rect if it were to draw this text // Rect bounds = new Rect(); // paint.getTextBounds(letter, 0, letter.length(), bounds); // // // get the height that would have been produced // int h = bounds.bottom - bounds.top; // // // figure out what textSize setting would create that height of text // float size = (((float)(r.height())/h)*100f); // // // and set it into the paint // paint.setTextSize(size); // // // Draw the text as is. We don't really need to set the text scale, because the dimensions // // of the Rect should already be suited for drawing our letter. // canvas.drawText(letter, frame.left + r.left * scaleX, frame.top + r.bottom * scaleY, paint); // } // } catch (StringIndexOutOfBoundsException e) { // e.printStackTrace(); // } catch (Exception e) { // e.printStackTrace(); // } // } // } } } // Draw a two pixel solid border inside the framing rect paint.setAlpha(0); paint.setStyle(Style.FILL); paint.setColor(frameColor); canvas.drawRect(frame.left, frame.top, frame.right + 1, frame.top + 2, paint); canvas.drawRect(frame.left, frame.top + 2, frame.left + 2, frame.bottom - 1, paint); canvas.drawRect(frame.right - 1, frame.top, frame.right + 1, frame.bottom - 1, paint); canvas.drawRect(frame.left, frame.bottom - 1, frame.right + 1, frame.bottom + 1, paint); // Draw the framing rect corner UI elements paint.setColor(cornerColor); canvas.drawRect(frame.left - 15, frame.top - 15, frame.left + 15, frame.top, paint); canvas.drawRect(frame.left - 15, frame.top, frame.left, frame.top + 15, paint); canvas.drawRect(frame.right - 15, frame.top - 15, frame.right + 15, frame.top, paint); canvas.drawRect(frame.right, frame.top - 15, frame.right + 15, frame.top + 15, paint); canvas.drawRect(frame.left - 15, frame.bottom, frame.left + 15, frame.bottom + 15, paint); canvas.drawRect(frame.left - 15, frame.bottom - 15, frame.left, frame.bottom, paint); canvas.drawRect(frame.right - 15, frame.bottom, frame.right + 15, frame.bottom + 15, paint); canvas.drawRect(frame.right, frame.bottom - 15, frame.right + 15, frame.bottom + 15, paint); // Request another update at the animation interval, but don't repaint the entire viewfinder mask. //postInvalidateDelayed(ANIMATION_DELAY, frame.left, frame.top, frame.right, frame.bottom); }
From source file:com.llf.android.launcher3.Folder.java
private void centerAboutIcon() { DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams(); DragLayer parent = (DragLayer) mLauncher.findViewById(R.id.drag_layer); int width = getPaddingLeft() + getPaddingRight() + mContent.getDesiredWidth(); int height = getFolderHeight(); float scale = parent.getDescendantRectRelativeToSelf(mFolderIcon, mTempRect); LauncherAppState app = LauncherAppState.getInstance(); DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); int centerX = (int) (mTempRect.left + mTempRect.width() * scale / 2); int centerY = (int) (mTempRect.top + mTempRect.height() * scale / 2); int centeredLeft = centerX - width / 2; int centeredTop = centerY - height / 2; int currentPage = mLauncher.getWorkspace().getNextPage(); // In case the workspace is scrolling, we need to use the final scroll // to compute // the folders bounds. mLauncher.getWorkspace().setFinalScrollForPageChange(currentPage); // We first fetch the currently visible CellLayoutChildren CellLayout currentLayout = (CellLayout) mLauncher.getWorkspace().getChildAt(currentPage); ShortcutAndWidgetContainer boundingLayout = currentLayout.getShortcutsAndWidgets(); Rect bounds = new Rect(); parent.getDescendantRectRelativeToSelf(boundingLayout, bounds); // We reset the workspaces scroll mLauncher.getWorkspace().resetFinalScrollForPageChange(currentPage); // We need to bound the folder to the currently visible // CellLayoutChildren int left = Math.min(Math.max(bounds.left, centeredLeft), bounds.left + bounds.width() - width); int top = Math.min(Math.max(bounds.top, centeredTop), bounds.top + bounds.height() - height); if (grid.isPhone() && (grid.availableWidthPx - width) < grid.iconSizePx) { // Center the folder if it is full (on phones only) left = (grid.availableWidthPx - width) / 2; } else if (width >= bounds.width()) { // If the folder doesn't fit within the bounds, center it about the // desired bounds left = bounds.left + (bounds.width() - width) / 2; }/*from ww w . jav a2 s. co m*/ if (height >= bounds.height()) { top = bounds.top + (bounds.height() - height) / 2; } int folderPivotX = width / 2 + (centeredLeft - left); int folderPivotY = height / 2 + (centeredTop - top); // setPivotX(folderPivotX); ViewHelper.setPivotX(this, folderPivotX); // setPivotY(folderPivotY); ViewHelper.setPivotY(this, folderPivotY); mFolderIconPivotX = (int) (mFolderIcon.getMeasuredWidth() * (1.0f * folderPivotX / width)); mFolderIconPivotY = (int) (mFolderIcon.getMeasuredHeight() * (1.0f * folderPivotY / height)); lp.width = width; lp.height = height; lp.x = left; lp.y = top; }
From source file:com.icloud.listenbook.base.view.DraggableGridViewPager.java
/** * ?/* w ww. j a va 2s . c o m*/ * */ private int getTargetByXY(int x, int y) { // ? final int position = getPositionByXY(x, y); if (position < 0) { return -1; } // ? final Rect r = getRectByPosition(position); final int page = position / mPageSize; // ?? ?? r.inset(r.width() / 4, r.height() / 4); // ?? r.offset(-getWidth() * page, 0); // ?? ? if (!r.contains(x, y)) { return -1; } return position; }
From source file:com.jjoe64.graphview.GridLabelRenderer.java
/** * calculates the vertical label size/*from w w w . j ava2s.co m*/ * @param canvas canvas */ protected void calcLabelVerticalSize(Canvas canvas) { // test label with first and last label String testLabel = mLabelFormatter.formatLabel(mGraphView.getViewport().getMaxY(false), false); if (testLabel == null) testLabel = ""; Rect textBounds = new Rect(); mPaintLabel.getTextBounds(testLabel, 0, testLabel.length(), textBounds); mLabelVerticalWidth = textBounds.width(); mLabelVerticalHeight = textBounds.height(); testLabel = mLabelFormatter.formatLabel(mGraphView.getViewport().getMinY(false), false); if (testLabel == null) testLabel = ""; mPaintLabel.getTextBounds(testLabel, 0, testLabel.length(), textBounds); mLabelVerticalWidth = Math.max(mLabelVerticalWidth, textBounds.width()); // add some pixel to get a margin mLabelVerticalWidth += 6; // space between text and graph content mLabelVerticalWidth += mStyles.labelsSpace; // multiline int lines = 1; for (byte c : testLabel.getBytes()) { if (c == '\n') lines++; } mLabelVerticalHeight *= lines; }
From source file:com.jjoe64.graphview.GridLabelRenderer.java
/** * calculates the vertical second scale// w ww . j a v a2 s. c o m * label size * @param canvas canvas */ protected void calcLabelVerticalSecondScaleSize(Canvas canvas) { if (mGraphView.mSecondScale == null) { mLabelVerticalSecondScaleWidth = 0; mLabelVerticalSecondScaleHeight = 0; return; } // test label double testY = ((mGraphView.mSecondScale.getMaxY() - mGraphView.mSecondScale.getMinY()) * 0.783) + mGraphView.mSecondScale.getMinY(); String testLabel = mGraphView.mSecondScale.getLabelFormatter().formatLabel(testY, false); Rect textBounds = new Rect(); mPaintLabel.getTextBounds(testLabel, 0, testLabel.length(), textBounds); mLabelVerticalSecondScaleWidth = textBounds.width(); mLabelVerticalSecondScaleHeight = textBounds.height(); // multiline int lines = 1; for (byte c : testLabel.getBytes()) { if (c == '\n') lines++; } mLabelVerticalSecondScaleHeight *= lines; }
From source file:com.jjoe64.graphview.GridLabelRenderer.java
/** * calculates the horizontal label size/* w w w .j a v a 2s . c o m*/ * @param canvas canvas */ protected void calcLabelHorizontalSize(Canvas canvas) { // test label double testX = ((mGraphView.getViewport().getMaxX(false) - mGraphView.getViewport().getMinX(false)) * 0.783) + mGraphView.getViewport().getMinX(false); String testLabel = mLabelFormatter.formatLabel(testX, true); if (testLabel == null) { testLabel = ""; } Rect textBounds = new Rect(); mPaintLabel.getTextBounds(testLabel, 0, testLabel.length(), textBounds); mLabelHorizontalWidth = textBounds.width(); if (!mLabelHorizontalHeightFixed) { mLabelHorizontalHeight = textBounds.height(); // multiline int lines = 1; for (byte c : testLabel.getBytes()) { if (c == '\n') lines++; } mLabelHorizontalHeight *= lines; mLabelHorizontalHeight = (int) Math.max(mLabelHorizontalHeight, mStyles.textSize); } if (mStyles.horizontalLabelsAngle > 0f && mStyles.horizontalLabelsAngle <= 180f) { int adjHorizontalHeightH = (int) Math.round( Math.abs(mLabelHorizontalHeight * Math.cos(Math.toRadians(mStyles.horizontalLabelsAngle)))); int adjHorizontalHeightW = (int) Math.round( Math.abs(mLabelHorizontalWidth * Math.sin(Math.toRadians(mStyles.horizontalLabelsAngle)))); int adjHorizontalWidthH = (int) Math.round( Math.abs(mLabelHorizontalHeight * Math.sin(Math.toRadians(mStyles.horizontalLabelsAngle)))); int adjHorizontalWidthW = (int) Math.round( Math.abs(mLabelHorizontalWidth * Math.cos(Math.toRadians(mStyles.horizontalLabelsAngle)))); mLabelHorizontalHeight = adjHorizontalHeightH + adjHorizontalHeightW; mLabelHorizontalWidth = adjHorizontalWidthH + adjHorizontalWidthW; } // space between text and graph content mLabelHorizontalHeight += mStyles.labelsSpace; }
From source file:com.wb.launcher3.Folder.java
private void centerAboutIcon() { DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams(); DragLayer parent = (DragLayer) mLauncher.findViewById(R.id.drag_layer); int width = getPaddingLeft() + getPaddingRight() + mContent.getDesiredWidth(); int height = getFolderHeight(); float scale = parent.getDescendantRectRelativeToSelf(mFolderIcon, mTempRect); LauncherAppState app = LauncherAppState.getInstance(); DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); int centerX = (int) (mTempRect.left + mTempRect.width() * scale / 2); int centerY = (int) (mTempRect.top + mTempRect.height() * scale / 2); //*/modified by xuchao for folder fullscreen 20140513 int centeredLeft = (mLauncher.getWindowManager().getDefaultDisplay().getWidth() - width) / 2; int centeredTop = (mLauncher.getWindowManager().getDefaultDisplay().getHeight() - height) / 2; //*//*from w ww . j ava 2 s. c o m*/ int currentPage = mLauncher.getWorkspace().getNextPage(); // In case the workspace is scrolling, we need to use the final scroll to compute // the folders bounds. mLauncher.getWorkspace().setFinalScrollForPageChange(currentPage); // We first fetch the currently visible CellLayoutChildren CellLayout currentLayout = (CellLayout) mLauncher.getWorkspace().getChildAt(currentPage); ShortcutAndWidgetContainer boundingLayout = currentLayout.getShortcutsAndWidgets(); Rect bounds = new Rect(); parent.getDescendantRectRelativeToSelf(boundingLayout, bounds); // We reset the workspaces scroll mLauncher.getWorkspace().resetFinalScrollForPageChange(currentPage); // We need to bound the folder to the currently visible CellLayoutChildren int left = Math.min(Math.max(bounds.left, centeredLeft), bounds.left + bounds.width() - width); int top = Math.min(Math.max(bounds.top, centeredTop), bounds.top + bounds.height() - height); if (grid.isPhone() && (grid.availableWidthPx - width) < grid.iconSizePx) { // Center the folder if it is full (on phones only) left = (grid.availableWidthPx - width) / 2; } else if (width >= bounds.width()) { // If the folder doesn't fit within the bounds, center it about the desired bounds left = bounds.left + (bounds.width() - width) / 2; } if (height >= bounds.height()) { top = bounds.top + (bounds.height() - height) / 2; } int folderPivotX = width / 2 + (centeredLeft - left); int folderPivotY = height / 2 + (centeredTop - top); setPivotX(folderPivotX); setPivotY(folderPivotY); mFolderIconPivotX = (int) (mFolderIcon.getMeasuredWidth() * (1.0f * folderPivotX / width)); mFolderIconPivotY = (int) (mFolderIcon.getMeasuredHeight() * (1.0f * folderPivotY / height)); lp.width = width; lp.height = height; lp.x = left; lp.y = top; }