| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.systemui.bubbles; |
| |
| import android.content.Context; |
| import android.content.res.TypedArray; |
| import android.graphics.Canvas; |
| import android.graphics.Point; |
| import android.graphics.Rect; |
| import android.util.AttributeSet; |
| import android.widget.ImageView; |
| |
| import com.android.systemui.R; |
| |
| /** |
| * View that circle crops its contents and supports displaying a coloured dot on a top corner. |
| */ |
| public class BadgedImageView extends ImageView { |
| |
| private BadgeRenderer mDotRenderer; |
| private int mIconSize; |
| private Rect mTempBounds = new Rect(); |
| private Point mTempPoint = new Point(); |
| |
| private float mDotScale = 0f; |
| private int mUpdateDotColor; |
| private boolean mShowUpdateDot; |
| private boolean mOnLeft; |
| |
| public BadgedImageView(Context context) { |
| this(context, null); |
| } |
| |
| public BadgedImageView(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public BadgedImageView(Context context, AttributeSet attrs, int defStyleAttr) { |
| this(context, attrs, defStyleAttr, 0); |
| } |
| |
| public BadgedImageView(Context context, AttributeSet attrs, int defStyleAttr, |
| int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| mIconSize = getResources().getDimensionPixelSize(R.dimen.individual_bubble_size); |
| mDotRenderer = new BadgeRenderer(mIconSize); |
| |
| TypedArray ta = context.obtainStyledAttributes( |
| new int[] {android.R.attr.colorBackgroundFloating}); |
| ta.recycle(); |
| } |
| |
| @Override |
| public void onDraw(Canvas canvas) { |
| super.onDraw(canvas); |
| if (mShowUpdateDot) { |
| getDrawingRect(mTempBounds); |
| mTempPoint.set((getWidth() - mIconSize) / 2, getPaddingTop()); |
| mDotRenderer.draw(canvas, mUpdateDotColor, mTempBounds, mDotScale, mTempPoint, |
| mOnLeft); |
| } |
| } |
| |
| /** |
| * Set whether the dot should appear on left or right side of the view. |
| */ |
| public void setDotPosition(boolean onLeft) { |
| mOnLeft = onLeft; |
| invalidate(); |
| } |
| |
| /** |
| * Set whether the dot should show or not. |
| */ |
| public void setShowDot(boolean showBadge) { |
| mShowUpdateDot = showBadge; |
| invalidate(); |
| } |
| |
| /** |
| * @return whether the dot is being displayed. |
| */ |
| public boolean isShowingDot() { |
| return mShowUpdateDot; |
| } |
| |
| /** |
| * The colour to use for the dot. |
| */ |
| public void setDotColor(int color) { |
| mUpdateDotColor = color; |
| invalidate(); |
| } |
| |
| /** |
| * How big the dot should be, fraction from 0 to 1. |
| */ |
| public void setDotScale(float fraction) { |
| mDotScale = fraction; |
| invalidate(); |
| } |
| |
| public float getDotScale() { |
| return mDotScale; |
| } |
| } |