| /* |
| * Copyright (C) 2014 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.qs; |
| |
| import android.animation.ValueAnimator; |
| import android.content.Context; |
| import android.graphics.drawable.Drawable; |
| import android.view.View; |
| import android.widget.FrameLayout; |
| import android.widget.ImageView; |
| |
| import com.android.systemui.R; |
| import com.android.systemui.qs.QSTile.SignalState; |
| |
| /** View that represents a custom quick settings tile for displaying signal info (wifi/cell). **/ |
| public final class SignalTileView extends QSTileView { |
| private static final long DEFAULT_DURATION = new ValueAnimator().getDuration(); |
| private static final long SHORT_DURATION = DEFAULT_DURATION / 3; |
| |
| private FrameLayout mIconFrame; |
| private ImageView mSignal; |
| private ImageView mOverlay; |
| private ImageView mIn; |
| private ImageView mOut; |
| |
| private int mWideOverlayIconStartPadding; |
| |
| public SignalTileView(Context context) { |
| super(context); |
| |
| mIn = addTrafficView(R.drawable.ic_qs_signal_in); |
| mOut = addTrafficView(R.drawable.ic_qs_signal_out); |
| |
| mWideOverlayIconStartPadding = context.getResources().getDimensionPixelSize( |
| R.dimen.wide_type_icon_start_padding_qs); |
| } |
| |
| private ImageView addTrafficView(int icon) { |
| final ImageView traffic = new ImageView(mContext); |
| traffic.setImageResource(icon); |
| traffic.setAlpha(0f); |
| addView(traffic); |
| return traffic; |
| } |
| |
| @Override |
| protected View createIcon() { |
| mIconFrame = new FrameLayout(mContext); |
| mSignal = new ImageView(mContext); |
| mIconFrame.addView(mSignal); |
| mOverlay = new ImageView(mContext); |
| mIconFrame.addView(mOverlay, LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT); |
| return mIconFrame; |
| } |
| |
| @Override |
| protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| int hs = MeasureSpec.makeMeasureSpec(mIconFrame.getMeasuredHeight(), MeasureSpec.EXACTLY); |
| int ws = MeasureSpec.makeMeasureSpec(mIconFrame.getMeasuredHeight(), MeasureSpec.AT_MOST); |
| mIn.measure(ws, hs); |
| mOut.measure(ws, hs); |
| } |
| |
| @Override |
| protected void onLayout(boolean changed, int l, int t, int r, int b) { |
| super.onLayout(changed, l, t, r, b); |
| layoutIndicator(mIn); |
| layoutIndicator(mOut); |
| } |
| |
| @Override |
| protected int getIconMeasureMode() { |
| return MeasureSpec.AT_MOST; |
| } |
| |
| private void layoutIndicator(View indicator) { |
| boolean isRtl = getLayoutDirection() == LAYOUT_DIRECTION_RTL; |
| int left, right; |
| if (isRtl) { |
| right = mIconFrame.getLeft(); |
| left = right - indicator.getMeasuredWidth(); |
| } else { |
| left = mIconFrame.getRight(); |
| right = left + indicator.getMeasuredWidth(); |
| } |
| indicator.layout( |
| left, |
| mIconFrame.getBottom() - indicator.getMeasuredHeight(), |
| right, |
| mIconFrame.getBottom()); |
| } |
| |
| @Override |
| protected void handleStateChanged(QSTile.State state) { |
| super.handleStateChanged(state); |
| final SignalState s = (SignalState) state; |
| setIcon(mSignal, s); |
| if (s.overlayIconId > 0) { |
| mOverlay.setVisibility(VISIBLE); |
| mOverlay.setImageResource(s.overlayIconId); |
| } else { |
| mOverlay.setVisibility(GONE); |
| } |
| if (s.overlayIconId > 0 && s.isOverlayIconWide) { |
| mSignal.setPaddingRelative(mWideOverlayIconStartPadding, 0, 0, 0); |
| } else { |
| mSignal.setPaddingRelative(0, 0, 0, 0); |
| } |
| Drawable drawable = mSignal.getDrawable(); |
| if (state.autoMirrorDrawable && drawable != null) { |
| drawable.setAutoMirrored(true); |
| } |
| final boolean shown = isShown(); |
| setVisibility(mIn, shown, s.activityIn); |
| setVisibility(mOut, shown, s.activityOut); |
| } |
| |
| private void setVisibility(View view, boolean shown, boolean visible) { |
| final float newAlpha = shown && visible ? 1 : 0; |
| if (view.getAlpha() == newAlpha) return; |
| if (shown) { |
| view.animate() |
| .setDuration(visible ? SHORT_DURATION : DEFAULT_DURATION) |
| .alpha(newAlpha) |
| .start(); |
| } else { |
| view.setAlpha(newAlpha); |
| } |
| } |
| } |