Java Code Examples for android.view.View#getWidth()
The following examples show how to use
android.view.View#getWidth() .
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Example 1
Source Project: UltimateAndroid File: ABaseTransformer.java License: Apache License 2.0 | 6 votes |
/** * Called each {@link #transformPage(android.view.View, float)} before {{@link #onTransform(android.view.View, float)} is called. * * @param view * @param position */ protected void onPreTransform(View view, float position) { final float width = view.getWidth(); view.setRotationX(0); view.setRotationY(0); view.setRotation(0); view.setScaleX(1); view.setScaleY(1); view.setPivotX(0); view.setPivotY(0); view.setTranslationY(0); view.setTranslationX(isPagingEnabled() ? 0f : -width * position); if (hideOffscreenPages()) { view.setAlpha(position <= -1f || position >= 1f ? 0f : 1f); } else { view.setAlpha(1f); } }
Example 2
Source Project: turn-layout-manager File: TurnLayoutManager.java License: Apache License 2.0 | 6 votes |
/** * Given that the orientation is {@link Orientation#HORIZONTAL}, apply rotation if enabled. */ private void setChildRotationHorizontal(@Gravity int gravity, View child, int radius, Point center) { if (!rotate) { child.setRotation(0); return; } boolean childPastCenter = (child.getX() + child.getWidth() / 2) > center.x; float directionMult; if (gravity == Gravity.END) { directionMult = childPastCenter ? 1 : -1; } else { directionMult = childPastCenter ? -1 : 1; } final float opposite = Math.abs(child.getX() + child.getWidth() / 2.0f - center.x); child.setRotation((float) (directionMult * Math.toDegrees(Math.asin(opposite / radius)))); }
Example 3
Source Project: CodenameOne File: DrawerLayout.java License: GNU General Public License v2.0 | 6 votes |
@Override public void onViewPositionChanged(View changedView, int left, int top, int dx, int dy) { float offset; final int childWidth = changedView.getWidth(); // This reverses the positioning shown in onLayout. if (checkDrawerViewGravity(changedView, Gravity.LEFT)) { offset = (float) (childWidth + left) / childWidth; } else { final int width = getWidth(); offset = (float) (width - left) / childWidth; } setDrawerViewOffset(changedView, offset); changedView.setVisibility(offset == 0 ? INVISIBLE : VISIBLE); invalidate(); }
Example 4
Source Project: centering-recycler-view File: CenteringRecyclerView.java License: Apache License 2.0 | 6 votes |
/** * Calculates and returns the bottom offset size. * * @param orientation The layout orientation. * @param childPosition The visible child position. * @return the bottom offset or the last known offset if a child at the position is null. */ private int getBottomOffset(int orientation, int childPosition) { View child = getChildAt(childPosition); if (child == null) { return mFallbackBottomOffset; } final Rect r = new Rect(); if (getGlobalVisibleRect(r)) { if (orientation == OrientationHelper.HORIZONTAL) { mFallbackBottomOffset = r.width() - child.getWidth(); } else { mFallbackBottomOffset = r.height() - child.getHeight(); } } else { if (orientation == OrientationHelper.HORIZONTAL) { mFallbackBottomOffset = getWidth() - child.getWidth(); } else { mFallbackBottomOffset = getHeight() - child.getHeight(); } } return mFallbackBottomOffset; }
Example 5
Source Project: SmoothClicker File: SelectMultiPointsActivity.java License: MIT License | 6 votes |
/** * Selects a random point int the view * @param view - The view to use to get the point */ private void selectRandomPoint( View view ){ if ( view == null ) throw new IllegalArgumentException("The view is null, cannot get point"); // Get random coordinates final int MAX_X = view.getWidth(); final int MAX_Y = view.getHeight(); Random randomGenerator = new Random(); final int X = randomGenerator.nextInt(MAX_X + 1); final int Y = randomGenerator.nextInt(MAX_Y + 1); // Add the point mXYCoordinates.add(X); mXYCoordinates.add(Y); initHelpingToastsRoutine(); // Notify to the user showInSnackbarWithDismissAction("Random click X = " + X + " / Y = " + Y); }
Example 6
Source Project: StatusNavigationTransparent File: ScreenUtils.java License: Apache License 2.0 | 5 votes |
/** * 计算指定的 View 在屏幕中的坐标。 */ public static RectF calcViewScreenLocation(View view) { int[] location = new int[2]; // 获取控件在屏幕中的位置,返回的数组分别为控件左顶点的 x、y 的值 view.getLocationOnScreen(location); return new RectF(location[0], location[1], location[0] + view.getWidth(), location[1] + view.getHeight()); }
Example 7
Source Project: UltimateAndroid File: RotateDownTransformer.java License: Apache License 2.0 | 5 votes |
@Override protected void onTransform(View view, float position) { final float width = view.getWidth(); final float height = view.getHeight(); final float rotation = ROT_MOD * position * -1.25f; ViewHelper.setPivotX(view,width * 0.5f); ViewHelper.setPivotY(view,height); ViewHelper.setRotation(view,rotation); }
Example 8
Source Project: sa-sdk-android File: WindowHelper.java License: Apache License 2.0 | 5 votes |
public int compare(View lhs, View rhs) { int lhsHashCode = lhs.hashCode(); int rhsHashCode = rhs.hashCode(); int currentHashCode = AppStateManager.getInstance().getCurrentRootWindowsHashCode(); if (lhsHashCode == currentHashCode) { return -1; } else { return rhsHashCode == currentHashCode ? 1 : rhs.getWidth() * rhs.getHeight() - lhs.getWidth() * lhs.getHeight(); } }
Example 9
Source Project: PageTransformerHelp File: ZoomOutSlideTransformer.java License: Apache License 2.0 | 5 votes |
@Override protected void onTransform(View view, float position) { if (position >= -1 || position <= 1) { // Modify the default slide transition to shrink the page as well final float height = view.getHeight(); final float width = view.getWidth(); final float scaleFactor = Math.max(MIN_SCALE, 1 - Math.abs(position)); final float vertMargin = height * (1 - scaleFactor) / 2; final float horzMargin = width * (1 - scaleFactor) / 2; // Center vertically view.setPivotY(0.5f * height); view.setPivotX(0.5f * width); if (position < 0) { view.setTranslationX(horzMargin - vertMargin / 2); } else { view.setTranslationX(-horzMargin + vertMargin / 2); } // Scale the page down (between MIN_SCALE and 1) view.setScaleX(scaleFactor); view.setScaleY(scaleFactor); // Fade the page relative to its size. view.setAlpha(MIN_ALPHA + (scaleFactor - MIN_SCALE) / (1 - MIN_SCALE) * (1 - MIN_ALPHA)); } }
Example 10
Source Project: Jockey File: NowPlayingControllerViewModel.java License: Apache License 2.0 | 5 votes |
@BindingAdapter("marginLeft_percent") public static void bindPercentMarginLeft(View view, float percent) { View parent = (View) view.getParent(); int leftOffset = (int) (parent.getWidth() * percent) - view.getWidth() / 2; leftOffset = Math.min(leftOffset, parent.getWidth() - view.getWidth()); leftOffset = Math.max(leftOffset, 0); BindingAdapters.bindLeftMargin(view, leftOffset); }
Example 11
Source Project: Awesome-WanAndroid File: ImageHook.java License: Apache License 2.0 | 5 votes |
private static void checkBitmap(Object thiz, Drawable drawable) { if (drawable instanceof BitmapDrawable && thiz instanceof View) { final Bitmap bitmap = ((BitmapDrawable) drawable).getBitmap(); if (bitmap != null) { final View view = (View) thiz; int width = view.getWidth(); int height = view.getHeight(); if (width > 0 && height > 0) { // 图标宽高都大于view带下的2倍以上,则警告 if (bitmap.getWidth() >= (width << 1) && bitmap.getHeight() >= (height << 1)) { warn(bitmap.getWidth(), bitmap.getHeight(), width, height, new RuntimeException("Bitmap size too large")); } } else { final Throwable stackTrace = new RuntimeException(); view.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { @Override public boolean onPreDraw() { int w = view.getWidth(); int h = view.getHeight(); if (w > 0 && h > 0) { if (bitmap.getWidth() >= (w << 1) && bitmap.getHeight() >= (h << 1)) { warn(bitmap.getWidth(), bitmap.getHeight(), w, h, stackTrace); } view.getViewTreeObserver().removeOnPreDrawListener(this); } return true; } }); } } } }
Example 12
Source Project: UltimateAndroid File: ImageViewUtil.java License: Apache License 2.0 | 5 votes |
/** * Gets the rectangular position of a Bitmap if it were placed inside a View * with scale type set to {@link android.widget.ImageView#ScaleType #CENTER_INSIDE}. * * @param bitmap the Bitmap * @param view the parent View of the Bitmap * @return the rectangular position of the Bitmap */ public static Rect getBitmapRectCenterInside(Bitmap bitmap, View view) { final int bitmapWidth = bitmap.getWidth(); final int bitmapHeight = bitmap.getHeight(); final int viewWidth = view.getWidth(); final int viewHeight = view.getHeight(); return getBitmapRectCenterInsideHelper(bitmapWidth, bitmapHeight, viewWidth, viewHeight); }
Example 13
Source Project: weex File: TransformItemDecoration.java License: Apache License 2.0 | 5 votes |
private void updateItem(View child, int width, int height) { int size,childCenter,containerSize; if (mIsVertical) { containerSize = height; size = child.getHeight(); childCenter = child.getTop() + size / 2; } else { containerSize = width; size = child.getWidth(); childCenter = child.getLeft() + size / 2; } final int actionDistance = (containerSize + size) / 2; final float effectsAmount = Math.min(1.0f, Math.max(-1.0f, (1.0f / actionDistance) * (childCenter - containerSize/2))); if(mAlpha>0){ child.setAlpha(1-mAlpha*Math.abs(effectsAmount)); } if(mScaleX>0||mScaleY>0){ child.setScaleX(1-mScaleX*Math.abs(effectsAmount)); child.setScaleY(1-mScaleY*Math.abs(effectsAmount)); } if(mRotation!=0){ child.setRotation(mRotation * effectsAmount); } if(mXTranslate!=0){ child.setTranslationX(mXTranslate * Math.abs( effectsAmount)); } if(mYTranslate!=0){ child.setTranslationY(mYTranslate * Math.abs( effectsAmount)); } }
Example 14
Source Project: prayer-times-android File: MultipleOrientationSlidingDrawer.java License: Apache License 2.0 | 4 votes |
@Override protected void onLayout(boolean changed, int l, int t, int r, int b) { if (mTracking) { return; } int width = r - l; int height = b - t; View handle = mHandle; int childWidth = handle.getMeasuredWidth(); int childHeight = handle.getMeasuredHeight(); int childLeft = 0; int childTop = 0; View content = mContent; switch (mOrientation) { case TOP: switch (mHandlePos) { case LEFT: childLeft = mHandlePad; break; case RIGHT: childLeft = width - childWidth - mHandlePad; break; default: childLeft = (width - childWidth) / 2; break; } childTop = mExpanded ? (height - childHeight - mTopOffset) : -mBottomOffset; content.layout(0, height - childHeight - mTopOffset - content.getMeasuredHeight(), content.getMeasuredWidth(), height - childHeight - mTopOffset); break; case BOTTOM: switch (mHandlePos) { case LEFT: childLeft = mHandlePad; break; case RIGHT: childLeft = width - childWidth - mHandlePad; break; default: childLeft = (width - childWidth) / 2; break; } childTop = mExpanded ? mTopOffset : ((height - childHeight) + mBottomOffset); content.layout(0, mTopOffset + childHeight, content.getMeasuredWidth(), mTopOffset + childHeight + content.getMeasuredHeight()); break; case RIGHT: childLeft = mExpanded ? mTopOffset : ((width - childWidth) + mBottomOffset); switch (mHandlePos) { case TOP: childTop = mHandlePad; break; case BOTTOM: childTop = height - childHeight - mHandlePad; break; default: childTop = (height - childHeight) / 2; break; } content.layout(mTopOffset + childWidth, 0, mTopOffset + childWidth + content.getMeasuredWidth(), content.getMeasuredHeight()); break; case LEFT: childLeft = mExpanded ? (width - childWidth - mTopOffset) : -mBottomOffset; switch (mHandlePos) { case TOP: childTop = mHandlePad; break; case BOTTOM: childTop = height - childHeight - mHandlePad; break; default: childTop = (height - childHeight) / 2; break; } content.layout(width - childWidth - mTopOffset - content.getMeasuredWidth(), 0, width - childWidth - mTopOffset, content.getMeasuredHeight()); break; } handle.layout(childLeft, childTop, childLeft + childWidth, childTop + childHeight); mHandleHeight = handle.getHeight(); mHandleWidth = handle.getWidth(); }
Example 15
Source Project: Pocket-Plays-for-Twitch File: ResizeWidthAnimation.java License: GNU General Public License v3.0 | 4 votes |
public ResizeWidthAnimation(View view, int targetWidth) { this.view = view; this.targetWidth = targetWidth; startWidth = view.getWidth(); }
Example 16
Source Project: MaterialLife File: ViewMeasurer.java License: GNU General Public License v2.0 | 4 votes |
public static Point getViewCenter(View view) { int centerX = view.getLeft() + view.getWidth() / 2; int centerY = view.getTop() + view.getHeight() / 2; return new Point(centerX, centerY); }
Example 17
Source Project: Focus File: SimpleItemTouchHelperCallback.java License: GNU General Public License v3.0 | 4 votes |
@Override public void onChildDraw(final Canvas c, RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) { super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive); // Fade out the view as it is swiped out of the parent's bounds if (actionState == ItemTouchHelper.ACTION_STATE_SWIPE) { View itemView = viewHolder.itemView; ALog.d("dx" + dX + "originDx" + origin_dx); int width = itemView.getWidth(); Bitmap icon; if (dX > 0) { origin_dx = dX; int position = viewHolder.getAdapterPosition(); if (position > -1 && mDatas != null && position < mDatas.size()){//处理越界错误 if (mDatas.get(position).isRead()){ icon = BitmapFactory.decodeResource(context.getResources(), R.drawable.ic_action_operation_uncheck); }else { icon = BitmapFactory.decodeResource(context.getResources(), R.drawable.ic_action_operation_check); } // Set color for right swipe p.setColor(ContextCompat.getColor(context, R.color.blue)); // Draw Rect with varying right side, equal to displacement dX c.drawRect((float) itemView.getLeft() + UIUtil.dpToPx(0), (float) itemView.getTop(), dX + UIUtil.dpToPx(0), (float) itemView.getBottom(), p); // Set the image icon for right swipe c.drawBitmap(icon, (float) itemView.getLeft() + UIUtil.dpToPx(16), (float) itemView.getTop() + ((float) itemView.getBottom() - (float) itemView.getTop() - icon.getHeight()) / 2, p); icon.recycle(); } } if (dX == 0 && origin_dx >0 && origin_dx < width){ //说明滑动了一部分又关闭了,这个时候也要标记已读 origin_dx = 0; // mAdapter.onItemDismiss(viewHolder.getAdapterPosition()); } } }
Example 18
Source Project: DragSortRecycler File: DragSortRecycler.java License: Apache License 2.0 | 4 votes |
@Override public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) { debugLog("onInterceptTouchEvent"); //if (e.getAction() == MotionEvent.ACTION_DOWN) { View itemView = rv.findChildViewUnder(e.getX(), e.getY()); if (itemView==null) return false; boolean dragging = false; if ((dragHandleWidth > 0 ) && (e.getX() < dragHandleWidth)) { dragging = true; } else if (viewHandleId != -1) { //Find the handle in the list item View handleView = itemView.findViewById(viewHandleId); if (handleView == null) { Log.e(TAG, "The view ID " + viewHandleId + " was not found in the RecycleView item"); return false; } //View should be visible to drag if(handleView.getVisibility()!=View.VISIBLE) { return false; } //We need to find the relative position of the handle to the parent view //Then we can work out if the touch is within the handle int[] parentItemPos = new int[2]; itemView.getLocationInWindow(parentItemPos); int[] handlePos = new int[2]; handleView.getLocationInWindow(handlePos); int xRel = handlePos[0] - parentItemPos[0]; int yRel = handlePos[1] - parentItemPos[1]; Rect touchBounds = new Rect(itemView.getLeft() + xRel, itemView.getTop() + yRel, itemView.getLeft() + xRel + handleView.getWidth(), itemView.getTop() + yRel + handleView.getHeight() ); if (touchBounds.contains((int)e.getX(), (int)e.getY())) dragging = true; debugLog("parentItemPos = " + parentItemPos[0] + " " + parentItemPos[1]); debugLog("handlePos = " + handlePos[0] + " " + handlePos[1]); } if (dragging) { debugLog("Started Drag"); setIsDragging(true); floatingItem = createFloatingBitmap(itemView); fingerAnchorY = (int)e.getY(); fingerOffsetInViewY = fingerAnchorY - itemView.getTop(); fingerY = fingerAnchorY; selectedDragItemPos = rv.getChildPosition(itemView); debugLog("selectedDragItemPos = " + selectedDragItemPos); return true; } } return false; }
Example 19
Source Project: CardSlideView File: GalleryLayoutManager.java License: Apache License 2.0 | 4 votes |
/** * @param child 计算的view * @param offset view的滑动偏移量 * @return 计算距离中心轴相对自身的偏移百分比 */ private float calculateOffsetPercentToCenter(View child, float offset) { final int distance = calculateDistanceToCenter(child, offset); final int size = mOrientation == LinearLayout.HORIZONTAL ? child.getWidth() : child.getHeight(); return Math.max(-1.f, Math.min(1.f, distance * 1.f / size)); }
Example 20
Source Project: Camera2 File: CameraUtil.java License: Apache License 2.0 | 4 votes |
public static boolean pointInView(float x, float y, View v) { v.getLocationInWindow(sLocation); return x >= sLocation[0] && x < (sLocation[0] + v.getWidth()) && y >= sLocation[1] && y < (sLocation[1] + v.getHeight()); }