List of usage examples for android.graphics Canvas save
public int save()
From source file:org.telegram.ui.Components.ChatAttachAlert.java
public ChatAttachAlert(Context context, final ChatActivity parentFragment) { super(context, false); baseFragment = parentFragment;/*from www . j a va 2 s . c o m*/ setDelegate(this); setUseRevealAnimation(true); checkCamera(false); if (deviceHasGoodCamera) { CameraController.getInstance().initCamera(); } NotificationCenter.getInstance().addObserver(this, NotificationCenter.albumsDidLoaded); NotificationCenter.getInstance().addObserver(this, NotificationCenter.reloadInlineHints); NotificationCenter.getInstance().addObserver(this, NotificationCenter.cameraInitied); shadowDrawable = context.getResources().getDrawable(R.drawable.sheet_shadow); containerView = listView = new RecyclerListView(context) { private int lastWidth; private int lastHeight; @Override public void requestLayout() { if (ignoreLayout) { return; } super.requestLayout(); } @Override public boolean onInterceptTouchEvent(MotionEvent ev) { if (cameraAnimationInProgress) { return true; } else if (cameraOpened) { return processTouchEvent(ev); } else if (ev.getAction() == MotionEvent.ACTION_DOWN && scrollOffsetY != 0 && ev.getY() < scrollOffsetY) { dismiss(); return true; } return super.onInterceptTouchEvent(ev); } @Override public boolean onTouchEvent(MotionEvent event) { if (cameraAnimationInProgress) { return true; } else if (cameraOpened) { return processTouchEvent(event); } return !isDismissed() && super.onTouchEvent(event); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { int height = MeasureSpec.getSize(heightMeasureSpec); if (Build.VERSION.SDK_INT >= 21) { height -= AndroidUtilities.statusBarHeight; } int contentSize = backgroundPaddingTop + AndroidUtilities.dp(294) + (SearchQuery.inlineBots.isEmpty() ? 0 : ((int) Math.ceil(SearchQuery.inlineBots.size() / 4.0f) * AndroidUtilities.dp(100) + AndroidUtilities.dp(12))); int padding = contentSize == AndroidUtilities.dp(294) ? 0 : Math.max(0, (height - AndroidUtilities.dp(294))); if (padding != 0 && contentSize < height) { padding -= (height - contentSize); } if (padding == 0) { padding = backgroundPaddingTop; } if (getPaddingTop() != padding) { ignoreLayout = true; setPadding(backgroundPaddingLeft, padding, backgroundPaddingLeft, 0); ignoreLayout = false; } super.onMeasure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(Math.min(contentSize, height), MeasureSpec.EXACTLY)); } @Override protected void onLayout(boolean changed, int left, int top, int right, int bottom) { int width = right - left; int height = bottom - top; int newPosition = -1; int newTop = 0; int count = listView.getChildCount(); int lastVisibleItemPosition = -1; int lastVisibleItemPositionTop = 0; if (count > 0) { View child = listView.getChildAt(listView.getChildCount() - 1); Holder holder = (Holder) listView.findContainingViewHolder(child); if (holder != null) { lastVisibleItemPosition = holder.getAdapterPosition(); lastVisibleItemPositionTop = child.getTop(); } } if (lastVisibleItemPosition >= 0 && height - lastHeight != 0) { newPosition = lastVisibleItemPosition; newTop = lastVisibleItemPositionTop + height - lastHeight - getPaddingTop(); } super.onLayout(changed, left, top, right, bottom); if (newPosition != -1) { ignoreLayout = true; layoutManager.scrollToPositionWithOffset(newPosition, newTop); super.onLayout(false, left, top, right, bottom); ignoreLayout = false; } lastHeight = height; lastWidth = width; updateLayout(); checkCameraViewPosition(); } @Override public void onDraw(Canvas canvas) { if (useRevealAnimation && Build.VERSION.SDK_INT <= 19) { canvas.save(); canvas.clipRect(backgroundPaddingLeft, scrollOffsetY, getMeasuredWidth() - backgroundPaddingLeft, getMeasuredHeight()); if (revealAnimationInProgress) { canvas.drawCircle(revealX, revealY, revealRadius, ciclePaint); } else { canvas.drawRect(backgroundPaddingLeft, scrollOffsetY, getMeasuredWidth() - backgroundPaddingLeft, getMeasuredHeight(), ciclePaint); } canvas.restore(); } else { shadowDrawable.setBounds(0, scrollOffsetY - backgroundPaddingTop, getMeasuredWidth(), getMeasuredHeight()); shadowDrawable.draw(canvas); } } @Override public void setTranslationY(float translationY) { super.setTranslationY(translationY); checkCameraViewPosition(); } }; listView.setWillNotDraw(false); listView.setClipToPadding(false); listView.setLayoutManager(layoutManager = new LinearLayoutManager(getContext())); layoutManager.setOrientation(LinearLayoutManager.VERTICAL); listView.setAdapter(adapter = new ListAdapter(context)); listView.setVerticalScrollBarEnabled(false); listView.setEnabled(true); listView.setGlowColor(0xfff5f6f7); listView.addItemDecoration(new RecyclerView.ItemDecoration() { @Override public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { outRect.left = 0; outRect.right = 0; outRect.top = 0; outRect.bottom = 0; } }); listView.setOnScrollListener(new RecyclerView.OnScrollListener() { @Override public void onScrolled(RecyclerView recyclerView, int dx, int dy) { if (listView.getChildCount() <= 0) { return; } if (hintShowed) { if (layoutManager.findLastVisibleItemPosition() > 1) { hideHint(); hintShowed = false; ApplicationLoader.applicationContext .getSharedPreferences("mainconfig", Activity.MODE_PRIVATE).edit() .putBoolean("bothint", true).commit(); } } updateLayout(); checkCameraViewPosition(); } }); containerView.setPadding(backgroundPaddingLeft, 0, backgroundPaddingLeft, 0); attachView = new FrameLayout(context) { @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(AndroidUtilities.dp(294), MeasureSpec.EXACTLY)); } @Override protected void onLayout(boolean changed, int left, int top, int right, int bottom) { int width = right - left; int height = bottom - top; int t = AndroidUtilities.dp(8); attachPhotoRecyclerView.layout(0, t, width, t + attachPhotoRecyclerView.getMeasuredHeight()); progressView.layout(0, t, width, t + progressView.getMeasuredHeight()); lineView.layout(0, AndroidUtilities.dp(96), width, AndroidUtilities.dp(96) + lineView.getMeasuredHeight()); hintTextView.layout(width - hintTextView.getMeasuredWidth() - AndroidUtilities.dp(5), height - hintTextView.getMeasuredHeight() - AndroidUtilities.dp(5), width - AndroidUtilities.dp(5), height - AndroidUtilities.dp(5)); int diff = (width - AndroidUtilities.dp(85 * 4 + 20)) / 3; for (int a = 0; a < 8; a++) { int y = AndroidUtilities.dp(105 + 95 * (a / 4)); int x = AndroidUtilities.dp(10) + (a % 4) * (AndroidUtilities.dp(85) + diff); views[a].layout(x, y, x + views[a].getMeasuredWidth(), y + views[a].getMeasuredHeight()); } } }; views[8] = attachPhotoRecyclerView = new RecyclerListView(context); attachPhotoRecyclerView.setVerticalScrollBarEnabled(true); attachPhotoRecyclerView.setAdapter(photoAttachAdapter = new PhotoAttachAdapter(context)); attachPhotoRecyclerView.setClipToPadding(false); attachPhotoRecyclerView.setPadding(AndroidUtilities.dp(8), 0, AndroidUtilities.dp(8), 0); attachPhotoRecyclerView.setItemAnimator(null); attachPhotoRecyclerView.setLayoutAnimation(null); attachPhotoRecyclerView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER); attachView.addView(attachPhotoRecyclerView, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 80)); attachPhotoLayoutManager = new LinearLayoutManager(context) { @Override public boolean supportsPredictiveItemAnimations() { return false; } }; attachPhotoLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL); attachPhotoRecyclerView.setLayoutManager(attachPhotoLayoutManager); attachPhotoRecyclerView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() { @SuppressWarnings("unchecked") @Override public void onItemClick(View view, int position) { if (baseFragment == null || baseFragment.getParentActivity() == null) { return; } if (!deviceHasGoodCamera || position != 0) { if (deviceHasGoodCamera) { position--; } if (MediaController.allPhotosAlbumEntry == null) { return; } ArrayList<Object> arrayList = (ArrayList) MediaController.allPhotosAlbumEntry.photos; if (position < 0 || position >= arrayList.size()) { return; } PhotoViewer.getInstance().setParentActivity(baseFragment.getParentActivity()); PhotoViewer.getInstance().openPhotoForSelect(arrayList, position, 0, ChatAttachAlert.this, baseFragment); AndroidUtilities.hideKeyboard(baseFragment.getFragmentView().findFocus()); } else { openCamera(); } } }); attachPhotoRecyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() { @Override public void onScrolled(RecyclerView recyclerView, int dx, int dy) { checkCameraViewPosition(); } }); views[9] = progressView = new EmptyTextProgressView(context); if (Build.VERSION.SDK_INT >= 23 && getContext().checkSelfPermission( Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) { progressView.setText(LocaleController.getString("PermissionStorage", R.string.PermissionStorage)); progressView.setTextSize(16); } else { progressView.setText(LocaleController.getString("NoPhotos", R.string.NoPhotos)); progressView.setTextSize(20); } attachView.addView(progressView, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 80)); attachPhotoRecyclerView.setEmptyView(progressView); views[10] = lineView = new View(getContext()) { @Override public boolean hasOverlappingRendering() { return false; } }; lineView.setBackgroundColor(ContextCompat.getColor(context, R.color.divider)); attachView.addView(lineView, new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 1, Gravity.TOP | Gravity.LEFT)); CharSequence[] items = new CharSequence[] { LocaleController.getString("ChatCamera", R.string.ChatCamera), LocaleController.getString("ChatGallery", R.string.ChatGallery), LocaleController.getString("ChatVideo", R.string.ChatVideo), LocaleController.getString("AttachMusic", R.string.AttachMusic), LocaleController.getString("ChatDocument", R.string.ChatDocument), LocaleController.getString("AttachContact", R.string.AttachContact), LocaleController.getString("ChatLocation", R.string.ChatLocation), "" }; for (int a = 0; a < 8; a++) { AttachButton attachButton = new AttachButton(context); attachButton.setTextAndIcon(items[a], Theme.attachButtonDrawables[a]); attachView.addView(attachButton, LayoutHelper.createFrame(85, 90, Gravity.LEFT | Gravity.TOP)); attachButton.setTag(a); views[a] = attachButton; if (a == 7) { sendPhotosButton = attachButton; sendPhotosButton.imageView.setPadding(0, AndroidUtilities.dp(4), 0, 0); } attachButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { delegate.didPressedButton((Integer) v.getTag()); } }); } hintTextView = new TextView(context); hintTextView.setBackgroundResource(R.drawable.tooltip); hintTextView.setTextColor(Theme.CHAT_GIF_HINT_TEXT_COLOR); hintTextView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14); hintTextView.setPadding(AndroidUtilities.dp(10), 0, AndroidUtilities.dp(10), 0); hintTextView.setText(LocaleController.getString("AttachBotsHelp", R.string.AttachBotsHelp)); hintTextView.setGravity(Gravity.CENTER_VERTICAL); hintTextView.setVisibility(View.INVISIBLE); hintTextView.setCompoundDrawablesWithIntrinsicBounds(R.drawable.scroll_tip, 0, 0, 0); hintTextView.setCompoundDrawablePadding(AndroidUtilities.dp(8)); attachView.addView(hintTextView, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, 32, Gravity.RIGHT | Gravity.BOTTOM, 5, 0, 5, 5)); for (int a = 0; a < 8; a++) { viewsCache.add(photoAttachAdapter.createHolder()); } if (loading) { progressView.showProgress(); } else { progressView.showTextView(); } if (Build.VERSION.SDK_INT >= 16) { recordTime = new TextView(context); recordTime.setBackgroundResource(R.drawable.system); recordTime.getBackground() .setColorFilter(new PorterDuffColorFilter(0x66000000, PorterDuff.Mode.MULTIPLY)); recordTime.setText("00:00"); recordTime.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 15); recordTime.setTypeface(AndroidUtilities.getTypeface("fonts/rmedium.ttf")); recordTime.setAlpha(0.0f); recordTime.setTextColor(0xffffffff); recordTime.setPadding(AndroidUtilities.dp(10), AndroidUtilities.dp(5), AndroidUtilities.dp(10), AndroidUtilities.dp(5)); container.addView(recordTime, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER_HORIZONTAL | Gravity.TOP, 0, 16, 0, 0)); cameraPanel = new FrameLayout(context) { @Override protected void onLayout(boolean changed, int left, int top, int right, int bottom) { int cx = getMeasuredWidth() / 2; int cy = getMeasuredHeight() / 2; int cx2; int cy2; shutterButton.layout(cx - shutterButton.getMeasuredWidth() / 2, cy - shutterButton.getMeasuredHeight() / 2, cx + shutterButton.getMeasuredWidth() / 2, cy + shutterButton.getMeasuredHeight() / 2); if (getMeasuredWidth() == AndroidUtilities.dp(100)) { cx = cx2 = getMeasuredWidth() / 2; cy2 = cy + cy / 2 + AndroidUtilities.dp(17); cy = cy / 2 - AndroidUtilities.dp(17); } else { cx2 = cx + cx / 2 + AndroidUtilities.dp(17); cx = cx / 2 - AndroidUtilities.dp(17); cy = cy2 = getMeasuredHeight() / 2; } switchCameraButton.layout(cx2 - switchCameraButton.getMeasuredWidth() / 2, cy2 - switchCameraButton.getMeasuredHeight() / 2, cx2 + switchCameraButton.getMeasuredWidth() / 2, cy2 + switchCameraButton.getMeasuredHeight() / 2); for (int a = 0; a < 2; a++) { flashModeButton[a].layout(cx - flashModeButton[a].getMeasuredWidth() / 2, cy - flashModeButton[a].getMeasuredHeight() / 2, cx + flashModeButton[a].getMeasuredWidth() / 2, cy + flashModeButton[a].getMeasuredHeight() / 2); } } }; cameraPanel.setVisibility(View.GONE); cameraPanel.setAlpha(0.0f); container.addView(cameraPanel, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 100, Gravity.LEFT | Gravity.BOTTOM)); shutterButton = new ShutterButton(context); cameraPanel.addView(shutterButton, LayoutHelper.createFrame(84, 84, Gravity.CENTER)); shutterButton.setDelegate(new ShutterButton.ShutterButtonDelegate() { @Override public void shutterLongPressed() { if (takingPhoto || baseFragment == null || baseFragment.getParentActivity() == null) { return; } if (Build.VERSION.SDK_INT >= 23) { if (baseFragment.getParentActivity().checkSelfPermission( Manifest.permission.RECORD_AUDIO) != PackageManager.PERMISSION_GRANTED) { baseFragment.getParentActivity() .requestPermissions(new String[] { Manifest.permission.RECORD_AUDIO }, 21); return; } } for (int a = 0; a < 2; a++) { flashModeButton[a].setAlpha(0.0f); } switchCameraButton.setAlpha(0.0f); cameraFile = AndroidUtilities.generateVideoPath(); recordTime.setAlpha(1.0f); recordTime.setText("00:00"); videoRecordTime = 0; videoRecordRunnable = new Runnable() { @Override public void run() { if (videoRecordRunnable == null) { return; } videoRecordTime++; recordTime.setText( String.format("%02d:%02d", videoRecordTime / 60, videoRecordTime % 60)); AndroidUtilities.runOnUIThread(videoRecordRunnable, 1000); } }; AndroidUtilities.lockOrientation(parentFragment.getParentActivity()); CameraController.getInstance().recordVideo(cameraView.getCameraSession(), cameraFile, new CameraController.VideoTakeCallback() { @Override public void onFinishVideoRecording(final Bitmap thumb) { if (cameraFile == null || baseFragment == null) { return; } PhotoViewer.getInstance().setParentActivity(baseFragment.getParentActivity()); cameraPhoto = new ArrayList<>(); cameraPhoto.add(new MediaController.PhotoEntry(0, 0, 0, cameraFile.getAbsolutePath(), 0, true)); PhotoViewer.getInstance().openPhotoForSelect(cameraPhoto, 0, 2, new PhotoViewer.EmptyPhotoViewerProvider() { @Override public Bitmap getThumbForPhoto(MessageObject messageObject, TLRPC.FileLocation fileLocation, int index) { return thumb; } @TargetApi(16) @Override public boolean cancelButtonPressed() { if (cameraOpened && cameraView != null && cameraFile != null) { cameraFile.delete(); AndroidUtilities.runOnUIThread(new Runnable() { @Override public void run() { if (cameraView != null && !isDismissed() && Build.VERSION.SDK_INT >= 21) { cameraView.setSystemUiVisibility( View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_FULLSCREEN); } } }, 1000); CameraController.getInstance() .startPreview(cameraView.getCameraSession()); cameraFile = null; } return true; } @Override public void sendButtonPressed(int index) { if (cameraFile == null) { return; } AndroidUtilities .addMediaToGallery(cameraFile.getAbsolutePath()); baseFragment.sendMedia( (MediaController.PhotoEntry) cameraPhoto.get(0), PhotoViewer.getInstance().isMuteVideo()); closeCamera(false); dismiss(); cameraFile = null; } }, baseFragment); } }); AndroidUtilities.runOnUIThread(videoRecordRunnable, 1000); shutterButton.setState(ShutterButton.State.RECORDING, true); } @Override public void shutterCancel() { cameraFile.delete(); resetRecordState(); CameraController.getInstance().stopVideoRecording(cameraView.getCameraSession(), true); } @Override public void shutterReleased() { if (takingPhoto) { return; } if (shutterButton.getState() == ShutterButton.State.RECORDING) { resetRecordState(); CameraController.getInstance().stopVideoRecording(cameraView.getCameraSession(), false); shutterButton.setState(ShutterButton.State.DEFAULT, true); return; } cameraFile = AndroidUtilities.generatePicturePath(); takingPhoto = CameraController.getInstance().takePicture(cameraFile, cameraView.getCameraSession(), new Runnable() { @Override public void run() { takingPhoto = false; if (cameraFile == null || baseFragment == null) { return; } PhotoViewer.getInstance().setParentActivity(baseFragment.getParentActivity()); cameraPhoto = new ArrayList<>(); int orientation = 0; try { ExifInterface ei = new ExifInterface(cameraFile.getAbsolutePath()); int exif = ei.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL); switch (exif) { case ExifInterface.ORIENTATION_ROTATE_90: orientation = 90; break; case ExifInterface.ORIENTATION_ROTATE_180: orientation = 180; break; case ExifInterface.ORIENTATION_ROTATE_270: orientation = 270; break; } } catch (Exception e) { FileLog.e("tmessages", e); } cameraPhoto.add(new MediaController.PhotoEntry(0, 0, 0, cameraFile.getAbsolutePath(), orientation, false)); PhotoViewer.getInstance().openPhotoForSelect(cameraPhoto, 0, 2, new PhotoViewer.EmptyPhotoViewerProvider() { @TargetApi(16) @Override public boolean cancelButtonPressed() { if (cameraOpened && cameraView != null && cameraFile != null) { cameraFile.delete(); AndroidUtilities.runOnUIThread(new Runnable() { @Override public void run() { if (cameraView != null && !isDismissed() && Build.VERSION.SDK_INT >= 21) { cameraView.setSystemUiVisibility( View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_FULLSCREEN); } } }, 1000); CameraController.getInstance() .startPreview(cameraView.getCameraSession()); cameraFile = null; } return true; } @Override public void sendButtonPressed(int index) { if (cameraFile == null) { return; } AndroidUtilities .addMediaToGallery(cameraFile.getAbsolutePath()); baseFragment.sendMedia( (MediaController.PhotoEntry) cameraPhoto.get(0), false); closeCamera(false); dismiss(); cameraFile = null; } @Override public boolean scaleToFill() { return true; } }, baseFragment); } }); } }); switchCameraButton = new ImageView(context); switchCameraButton.setScaleType(ImageView.ScaleType.CENTER); cameraPanel.addView(switchCameraButton, LayoutHelper.createFrame(48, 48, Gravity.RIGHT | Gravity.CENTER_VERTICAL)); switchCameraButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (takingPhoto || cameraView == null || !cameraView.isInitied()) { return; } cameraInitied = false; cameraView.switchCamera(); ObjectAnimator animator = ObjectAnimator.ofFloat(switchCameraButton, "scaleX", 0.0f) .setDuration(100); animator.addListener(new AnimatorListenerAdapterProxy() { @Override public void onAnimationEnd(Animator animator) { switchCameraButton.setImageResource(cameraView.isFrontface() ? R.drawable.camera_revert1 : R.drawable.camera_revert2); ObjectAnimator.ofFloat(switchCameraButton, "scaleX", 1.0f).setDuration(100).start(); } }); animator.start(); } }); for (int a = 0; a < 2; a++) { flashModeButton[a] = new ImageView(context); flashModeButton[a].setScaleType(ImageView.ScaleType.CENTER); flashModeButton[a].setVisibility(View.INVISIBLE); cameraPanel.addView(flashModeButton[a], LayoutHelper.createFrame(48, 48, Gravity.LEFT | Gravity.TOP)); flashModeButton[a].setOnClickListener(new View.OnClickListener() { @Override public void onClick(final View currentImage) { if (flashAnimationInProgress || cameraView == null || !cameraView.isInitied() || !cameraOpened) { return; } String current = cameraView.getCameraSession().getCurrentFlashMode(); String next = cameraView.getCameraSession().getNextFlashMode(); if (current.equals(next)) { return; } cameraView.getCameraSession().setCurrentFlashMode(next); flashAnimationInProgress = true; ImageView nextImage = flashModeButton[0] == currentImage ? flashModeButton[1] : flashModeButton[0]; nextImage.setVisibility(View.VISIBLE); setCameraFlashModeIcon(nextImage, next); AnimatorSet animatorSet = new AnimatorSet(); animatorSet.playTogether( ObjectAnimator.ofFloat(currentImage, "translationY", 0, AndroidUtilities.dp(48)), ObjectAnimator.ofFloat(nextImage, "translationY", -AndroidUtilities.dp(48), 0), ObjectAnimator.ofFloat(currentImage, "alpha", 1.0f, 0.0f), ObjectAnimator.ofFloat(nextImage, "alpha", 0.0f, 1.0f)); animatorSet.setDuration(200); animatorSet.addListener(new AnimatorListenerAdapterProxy() { @Override public void onAnimationEnd(Animator animator) { flashAnimationInProgress = false; currentImage.setVisibility(View.INVISIBLE); } }); animatorSet.start(); } }); } } }
From source file:chan.android.app.bitwise.util.StaggeredGridView.java
@Override public void draw(Canvas canvas) { super.draw(canvas); if (mTopEdge != null) { boolean needsInvalidate = false; if (!mTopEdge.isFinished()) { mTopEdge.draw(canvas);//from w ww .j ava2 s . c o m needsInvalidate = true; } if (!mBottomEdge.isFinished()) { final int restoreCount = canvas.save(); final int width = getWidth(); canvas.translate(-width, getHeight()); canvas.rotate(180, width, 0); mBottomEdge.draw(canvas); canvas.restoreToCount(restoreCount); needsInvalidate = true; } if (needsInvalidate) { invalidate(); } } // drawSelector(canvas); }
From source file:com.gome.ecmall.custom.VerticalViewPager.java
@Override public void draw(Canvas canvas) { super.draw(canvas); boolean needsInvalidate = false; final int overScrollMode = ViewCompat.getOverScrollMode(this); if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null && mAdapter.getCount() > 1)) { if (!mTopEdge.isFinished()) { final int restoreCount = canvas.save(); final int width = getWidth() - getPaddingLeft() - getPaddingRight(); final int height = getHeight(); canvas.rotate(270);/*from w ww.ja v a2s . com*/ canvas.translate(mFirstOffset * height, -width + getPaddingLeft()); mTopEdge.setSize(width, height); needsInvalidate |= mTopEdge.draw(canvas); canvas.restoreToCount(restoreCount); } if (!mBottomEdge.isFinished()) { final int restoreCount = canvas.save(); final int width = getWidth() - getPaddingLeft() - getPaddingRight(); final int height = getHeight(); canvas.rotate(90); canvas.translate(-(mLastOffset + 1) * height, -getPaddingLeft()); mBottomEdge.setSize(width, height); needsInvalidate |= mBottomEdge.draw(canvas); canvas.restoreToCount(restoreCount); } } else { mTopEdge.finish(); mBottomEdge.finish(); } if (needsInvalidate) { // Keep animating ViewCompat.postInvalidateOnAnimation(this); } }
From source file:com.android.launcher2.PagedView.java
@Override protected void dispatchDraw(Canvas canvas) { int halfScreenSize = getMeasuredWidth() / 2; // mOverScrollX is equal to getScrollX() when we're within the normal scroll range. // Otherwise it is equal to the scaled overscroll position. int screenCenter = mOverScrollX + halfScreenSize; if (screenCenter != mLastScreenCenter || mForceScreenScrolled) { // set mForceScreenScrolled before calling screenScrolled so that screenScrolled can // set it for the next frame mForceScreenScrolled = false;/*from w w w .ja va 2 s .co m*/ screenScrolled(screenCenter); mLastScreenCenter = screenCenter; } // Find out which screens are visible; as an optimization we only call draw on them final int pageCount = getChildCount(); if (pageCount > 0) { getVisiblePages(mTempVisiblePagesRange); final int leftScreen = mTempVisiblePagesRange[0]; final int rightScreen = mTempVisiblePagesRange[1]; if (leftScreen != -1 && rightScreen != -1) { final long drawingTime = getDrawingTime(); // Clip to the bounds canvas.save(); canvas.clipRect(getScrollX(), getScrollY(), getScrollX() + getRight() - getLeft(), getScrollY() + getBottom() - getTop()); for (int i = getChildCount() - 1; i >= 0; i--) { final View v = getPageAt(i); if (mForceDrawAllChildrenNextFrame || (leftScreen <= i && i <= rightScreen && shouldDrawChild(v))) { drawChild(canvas, v, drawingTime); } } mForceDrawAllChildrenNextFrame = false; canvas.restore(); } } }
From source file:com.zyk.drawerlayout.widget.DrawerLayout.java
@Override protected boolean drawChild(Canvas canvas, View child, long drawingTime) { final int height = getHeight(); final boolean drawingContent = isContentView(child); int clipLeft = 0, clipRight = getWidth(); final int restoreCount = canvas.save(); if (drawingContent) { final int childCount = getChildCount(); for (int i = 0; i < childCount; i++) { final View v = getChildAt(i); if (v == child || v.getVisibility() != VISIBLE || !hasOpaqueBackground(v) || !isDrawerView(v) || v.getHeight() < height) { continue; }/*from w ww .ja v a 2 s . c o m*/ if (checkDrawerViewAbsoluteGravity(v, Gravity.LEFT)) { final int vright = v.getRight(); if (vright > clipLeft) clipLeft = vright; } else { final int vleft = v.getLeft(); if (vleft < clipRight) clipRight = vleft; } } canvas.clipRect(clipLeft, 0, clipRight, getHeight()); } final boolean result = super.drawChild(canvas, child, drawingTime); canvas.restoreToCount(restoreCount); if (mScrimOpacity > 0 && drawingContent) { final int baseAlpha = (mScrimColor & 0xff000000) >>> 24; final int imag = (int) (baseAlpha * mScrimOpacity); final int color = imag << 24 | (mScrimColor & 0xffffff); mScrimPaint.setColor(color); canvas.drawRect(clipLeft, 0, clipRight, getHeight(), mScrimPaint); } else if (mShadowLeftResolved != null && checkDrawerViewAbsoluteGravity(child, Gravity.LEFT)) { final int shadowWidth = mShadowLeftResolved.getIntrinsicWidth(); final int childRight = child.getRight(); final int drawerPeekDistance = mLeftDragger.getEdgeSize(); final float alpha = Math.max(0, Math.min((float) childRight / drawerPeekDistance, 1.f)); mShadowLeftResolved.setBounds(childRight, child.getTop(), childRight + shadowWidth, child.getBottom()); mShadowLeftResolved.setAlpha((int) (0xff * alpha)); mShadowLeftResolved.draw(canvas); } else if (mShadowTopResolved != null && checkDrawerViewAbsoluteGravity(child, Gravity.TOP)) { final int shadowHeight = mShadowTopResolved.getIntrinsicHeight(); final int childBottom = child.getBottom(); final int drawerPeekDistance = mTopDragger.getEdgeSize(); final float alpha = Math.max(0, Math.min((float) childBottom / drawerPeekDistance, 1.f)); mShadowTopResolved.setBounds(child.getLeft(), childBottom, child.getRight(), childBottom + shadowHeight); mShadowTopResolved.setAlpha((int) (0xff * alpha)); mShadowTopResolved.draw(canvas); } else if (mShadowRightResolved != null && checkDrawerViewAbsoluteGravity(child, Gravity.RIGHT)) { final int shadowWidth = mShadowRightResolved.getIntrinsicWidth(); final int childLeft = child.getLeft(); final int showing = getWidth() - childLeft; final int drawerPeekDistance = mRightDragger.getEdgeSize(); final float alpha = Math.max(0, Math.min((float) showing / drawerPeekDistance, 1.f)); mShadowRightResolved.setBounds(childLeft - shadowWidth, child.getTop(), childLeft, child.getBottom()); mShadowRightResolved.setAlpha((int) (0xff * alpha)); mShadowRightResolved.draw(canvas); } else if (mShadowBottomResolved != null && checkDrawerViewAbsoluteGravity(child, Gravity.BOTTOM)) { final int shadowHeight = mShadowBottomResolved.getIntrinsicHeight(); final int childTop = child.getTop(); final int showing = getWidth() - childTop; final int drawerPeekDistance = mBottomDragger.getEdgeSize(); final float alpha = Math.max(0, Math.min((float) showing / drawerPeekDistance, 1.f)); mShadowRightResolved.setBounds(child.getLeft(), childTop - shadowHeight, child.getRight(), childTop); mShadowRightResolved.setAlpha((int) (0xff * alpha)); mShadowRightResolved.draw(canvas); } return result; }
From source file:com.marlonjones.voidlauncher.CellLayout.java
@Override protected void dispatchDraw(Canvas canvas) { super.dispatchDraw(canvas); for (int i = 0; i < mFolderBackgrounds.size(); i++) { FolderIcon.PreviewBackground bg = mFolderBackgrounds.get(i); if (bg.isClipping) { cellToPoint(bg.delegateCellX, bg.delegateCellY, mTempLocation); canvas.save(); canvas.translate(mTempLocation[0], mTempLocation[1]); bg.drawBackgroundStroke(canvas, mFolderBgPaint); canvas.restore();/* www . j ava 2 s . c o m*/ } } }
From source file:org.telegram.ui.Components.ChatActivityEnterView.java
@Override protected boolean drawChild(Canvas canvas, View child, long drawingTime) { if (child == topView) { canvas.save(); canvas.clipRect(0, 0, getMeasuredWidth(), child.getLayoutParams().height + AndroidUtilities.dp(2)); }/* w w w.ja v a 2s .c om*/ boolean result = super.drawChild(canvas, child, drawingTime); if (child == topView) { canvas.restore(); } return result; }
From source file:org.bangbang.support.v4.widget.VerticalViewPager.java
@Override public void draw(Canvas canvas) { super.draw(canvas); boolean needsInvalidate = false; final int overScrollMode = android.support.v4.view.ViewCompat.getOverScrollMode(this); if (overScrollMode == android.support.v4.view.ViewCompat.OVER_SCROLL_ALWAYS || (overScrollMode == android.support.v4.view.ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null && mAdapter.getCount() > 1)) { if (!mLeftEdge.isFinished()) { final int restoreCount = canvas.save(); final int height = getHeight() - getPaddingTop() - getPaddingBottom(); final int width = getWidth(); canvas.rotate(270);/*from w w w . j a va 2 s . c o m*/ canvas.translate(-height + getPaddingTop(), mFirstOffset * width); mLeftEdge.setSize(height, width); needsInvalidate |= mLeftEdge.draw(canvas); canvas.restoreToCount(restoreCount); } if (!mRightEdge.isFinished()) { final int restoreCount = canvas.save(); final int width = getWidth(); final int height = getHeight() - getPaddingTop() - getPaddingBottom(); canvas.rotate(90); canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width); mRightEdge.setSize(height, width); needsInvalidate |= mRightEdge.draw(canvas); canvas.restoreToCount(restoreCount); } } else { mLeftEdge.finish(); mRightEdge.finish(); } if (needsInvalidate) { // Keep animating android.support.v4.view.ViewCompat.postInvalidateOnAnimation(this); } }
From source file:com.android.internal.widget.ViewPager.java
@Override public void draw(Canvas canvas) { super.draw(canvas); boolean needsInvalidate = false; final int overScrollMode = getOverScrollMode(); if (overScrollMode == View.OVER_SCROLL_ALWAYS || (overScrollMode == View.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null && mAdapter.getCount() > 1)) { if (!mLeftEdge.isFinished()) { final int restoreCount = canvas.save(); final int height = getHeight() - getPaddingTop() - getPaddingBottom(); final int width = getWidth(); canvas.rotate(270);// w ww . java2 s . c o m canvas.translate(-height + getPaddingTop(), mFirstOffset * width); mLeftEdge.setSize(height, width); needsInvalidate |= mLeftEdge.draw(canvas); canvas.restoreToCount(restoreCount); } if (!mRightEdge.isFinished()) { final int restoreCount = canvas.save(); final int width = getWidth(); final int height = getHeight() - getPaddingTop() - getPaddingBottom(); canvas.rotate(90); canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width); mRightEdge.setSize(height, width); needsInvalidate |= mRightEdge.draw(canvas); canvas.restoreToCount(restoreCount); } } else { mLeftEdge.finish(); mRightEdge.finish(); } if (needsInvalidate) { // Keep animating postInvalidateOnAnimation(); } }
From source file:am.widget.indicatortabstrip.IndicatorTabStrip.java
/** * Tag// w w w. j a va2s . c o m * * @param canvas * @param position ??? * @param itemWidth ? * @param itemHeight ? */ @SuppressWarnings("unused") protected void drawTag(Canvas canvas, int position, int itemWidth, int itemHeight) { if (mAdapter == null || !mAdapter.isTagEnable(position)) return; String text = mAdapter.getTag(position) == null ? "" : mAdapter.getTag(position); mTextPaint.setTextSize(mTagTextSize); mTextPaint.setColor(mTagTextColor); mTextPaint.getTextBounds(text, 0, text.length(), mTextMeasureBounds); final int textWidth = mTextMeasureBounds.width(); final int textHeight = mTextMeasureBounds.height(); final int tagBackgroundWidth = mTagBackground == null ? 0 : mTagBackground.getIntrinsicWidth(); final int tagBackgroundHeight = mTagBackground == null ? 0 : mTagBackground.getIntrinsicHeight(); int tagWidth; int tagHeight; switch (mTagMinSizeMode) { default: case TAG_MIN_SIZE_MODE_HAS_TEXT: if ("".equals(text)) { tagWidth = Math.min(mTagMinWidth, tagBackgroundWidth); tagHeight = Math.min(mTagMinHeight, tagBackgroundHeight); break; } case TAG_MIN_SIZE_MODE_ALWAYS: tagWidth = Math.max(textWidth + mTagLocation.getPaddingLeft() + mTagLocation.getPaddingRight(), Math.max(mTagMinWidth, tagBackgroundWidth)); tagHeight = Math.max(textHeight + mTagLocation.getPaddingTop() + mTagLocation.getPaddingBottom(), Math.max(mTagMinHeight, tagBackgroundHeight)); break; } final int rightTabX = position == getItemCount() - 1 ? getWidth() - ViewCompat.getPaddingEnd(this) : ViewCompat.getPaddingStart(this) + (itemWidth + getIntervalWidth()) * position + itemWidth; final int rightTagX = rightTabX - mTagLocation.getMarginRight(); final int tagY = getPaddingTop() + mTagLocation.getMarginTop(); final int leftTagX = rightTagX - tagWidth; final float tagCenterX = leftTagX + tagWidth * 0.5f; final float tagCenterY = tagY + tagWidth * 0.5f; canvas.save(); if (mTagBackground != null) { mTagBackground.setBounds(0, 0, tagWidth, tagHeight); canvas.translate(leftTagX, tagY); mTagBackground.draw(canvas); if (!"".equals(text)) { canvas.translate(tagWidth * 0.5f, tagHeight * 0.5f + mTagTextDesc); canvas.drawText(text, 0, 0, mTextPaint); } } else { canvas.translate(tagCenterX, tagCenterY + mTagTextDesc); canvas.drawText(text, 0, 0, mTextPaint); } canvas.restore(); }