/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.systemui.statusbar.phone;
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import android.animation.ArgbEvaluator;
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import android.annotation.ColorInt;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.drawable.Drawable;
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import android.util.AttributeSet;
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import android.view.ContextThemeWrapper;
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import android.view.View;
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import com.android.settingslib.Utils;
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import com.android.systemui.R;
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public class NavigationHandle extends View implements ButtonInterface {
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private float mDarkIntensity = -1;
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private final Paint mPaint = new Paint();
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private @ColorInt final int mLightColor;
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private @ColorInt final int mDarkColor;
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private final int mRadius;
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private final int mBottom;
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public NavigationHandle(Context context) {
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this(context, null);
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}
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public NavigationHandle(Context context, AttributeSet attr) {
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super(context, attr);
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final Resources res = context.getResources();
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mRadius = res.getDimensionPixelSize(R.dimen.navigation_handle_radius);
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mBottom = res.getDimensionPixelSize(R.dimen.navigation_handle_bottom);
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final int dualToneDarkTheme = Utils.getThemeAttr(context, R.attr.darkIconTheme);
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final int dualToneLightTheme = Utils.getThemeAttr(context, R.attr.lightIconTheme);
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Context lightContext = new ContextThemeWrapper(context, dualToneLightTheme);
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Context darkContext = new ContextThemeWrapper(context, dualToneDarkTheme);
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mLightColor = Utils.getColorAttrDefaultColor(lightContext, R.attr.singleToneColor);
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mDarkColor = Utils.getColorAttrDefaultColor(darkContext, R.attr.singleToneColor);
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mPaint.setAntiAlias(true);
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setFocusable(false);
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}
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@Override
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protected void onDraw(Canvas canvas) {
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super.onDraw(canvas);
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// Draw that bar
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int navHeight = getHeight();
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int height = mRadius * 2;
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int width = getWidth();
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int y = (navHeight - mBottom - height);
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canvas.drawRoundRect(0, y, width, y + height, mRadius, mRadius, mPaint);
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}
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@Override
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public void setImageDrawable(Drawable drawable) {
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}
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@Override
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public void abortCurrentGesture() {
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}
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@Override
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public void setVertical(boolean vertical) {
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}
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@Override
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public void setDarkIntensity(float intensity) {
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if (mDarkIntensity != intensity) {
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mPaint.setColor((int) ArgbEvaluator.getInstance().evaluate(intensity, mLightColor,
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mDarkColor));
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mDarkIntensity = intensity;
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invalidate();
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}
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}
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@Override
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public void setDelayTouchFeedback(boolean shouldDelay) {
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}
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}
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