/*
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* Copyright (C) 2016 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.settings.widget;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.util.AttributeSet;
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import android.util.SparseIntArray;
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import android.view.Gravity;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.widget.FrameLayout;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import com.android.settingslib.R;
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public class UsageView extends FrameLayout {
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private final UsageGraph mUsageGraph;
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private final TextView[] mLabels;
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private final TextView[] mBottomLabels;
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public UsageView(Context context, AttributeSet attrs) {
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super(context, attrs);
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LayoutInflater.from(context).inflate(R.layout.usage_view, this);
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mUsageGraph = findViewById(R.id.usage_graph);
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mLabels = new TextView[] {
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findViewById(R.id.label_bottom),
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findViewById(R.id.label_middle),
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findViewById(R.id.label_top),
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};
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mBottomLabels = new TextView[] {
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findViewById(R.id.label_start),
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findViewById(R.id.label_end),
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};
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.UsageView, 0, 0);
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if (a.hasValue(R.styleable.UsageView_sideLabels)) {
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setSideLabels(a.getTextArray(R.styleable.UsageView_sideLabels));
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}
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if (a.hasValue(R.styleable.UsageView_bottomLabels)) {
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setBottomLabels(a.getTextArray(R.styleable.UsageView_bottomLabels));
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}
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if (a.hasValue(R.styleable.UsageView_textColor)) {
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int color = a.getColor(R.styleable.UsageView_textColor, 0);
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for (TextView v : mLabels) {
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v.setTextColor(color);
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}
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for (TextView v : mBottomLabels) {
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v.setTextColor(color);
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}
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}
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if (a.hasValue(R.styleable.UsageView_android_gravity)) {
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int gravity = a.getInt(R.styleable.UsageView_android_gravity, 0);
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if (gravity == Gravity.END) {
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LinearLayout layout = findViewById(R.id.graph_label_group);
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LinearLayout labels = findViewById(R.id.label_group);
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// Swap the children order.
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layout.removeView(labels);
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layout.addView(labels);
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// Set gravity.
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labels.setGravity(Gravity.END);
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// Swap the bottom space order.
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LinearLayout bottomLabels = findViewById(R.id.bottom_label_group);
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View bottomSpace = bottomLabels.findViewById(R.id.bottom_label_space);
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bottomLabels.removeView(bottomSpace);
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bottomLabels.addView(bottomSpace);
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} else if (gravity != Gravity.START) {
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throw new IllegalArgumentException("Unsupported gravity " + gravity);
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}
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}
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mUsageGraph.setAccentColor(a.getColor(R.styleable.UsageView_android_colorAccent, 0));
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a.recycle();
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}
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public void clearPaths() {
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mUsageGraph.clearPaths();
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}
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public void addPath(SparseIntArray points) {
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mUsageGraph.addPath(points);
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}
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public void addProjectedPath(SparseIntArray points) {
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mUsageGraph.addProjectedPath(points);
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}
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public void configureGraph(int maxX, int maxY) {
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mUsageGraph.setMax(maxX, maxY);
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}
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public void setAccentColor(int color) {
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mUsageGraph.setAccentColor(color);
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}
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public void setDividerLoc(int dividerLoc) {
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mUsageGraph.setDividerLoc(dividerLoc);
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}
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public void setDividerColors(int middleColor, int topColor) {
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mUsageGraph.setDividerColors(middleColor, topColor);
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}
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public void setSideLabelWeights(float before, float after) {
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setWeight(R.id.space1, before);
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setWeight(R.id.space2, after);
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}
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private void setWeight(int id, float weight) {
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View v = findViewById(id);
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LinearLayout.LayoutParams params = (LinearLayout.LayoutParams) v.getLayoutParams();
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params.weight = weight;
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v.setLayoutParams(params);
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}
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public void setSideLabels(CharSequence[] labels) {
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if (labels.length != mLabels.length) {
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throw new IllegalArgumentException("Invalid number of labels");
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}
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for (int i = 0; i < mLabels.length; i++) {
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mLabels[i].setText(labels[i]);
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}
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}
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public void setBottomLabels(CharSequence[] labels) {
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if (labels.length != mBottomLabels.length) {
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throw new IllegalArgumentException("Invalid number of labels");
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}
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for (int i = 0; i < mBottomLabels.length; i++) {
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mBottomLabels[i].setText(labels[i]);
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}
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}
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}
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