bb68c13afa
This reduces the tombstone down by 100K A follow-on cl will remove the unused resources from the tombstone build Bug: 17414014 Change-Id: I5d38811b17a5273ec726e750ab123e10e36cee04
88 lines
2.9 KiB
Java
88 lines
2.9 KiB
Java
/*
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* Copyright (C) 2010 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.email;
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import android.content.Context;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.graphics.Paint;
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/**
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* Helper class to load resources.
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*/
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public class ResourceHelper {
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public final static int UNDEFINED_RESOURCE_ID = -1;
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private static ResourceHelper sInstance;
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private final Context mContext;
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private final Resources mResources;
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private final int[] mAccountColors;
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private final Paint[] mAccountColorPaints;
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private final TypedArray mAccountColorArray;
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private ResourceHelper(Context context) {
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mContext = context.getApplicationContext();
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mResources = mContext.getResources();
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mAccountColorArray = mResources.obtainTypedArray(R.array.combined_view_account_colors);
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mAccountColors = mResources.getIntArray(R.array.combined_view_account_colors);
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mAccountColorPaints = new Paint[mAccountColors.length];
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for (int i = 0; i < mAccountColors.length; i++) {
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Paint p = new Paint();
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p.setColor(mAccountColors[i]);
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mAccountColorPaints[i] = p;
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}
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}
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public static synchronized ResourceHelper getInstance(Context context) {
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if (sInstance == null) {
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sInstance = new ResourceHelper(context);
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}
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return sInstance;
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}
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/* package */ int getAccountColorIndex(long accountId) {
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// The account ID is 1-based, so -1.
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// Use abs so that it'd work for -1 as well.
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return Math.abs((int) ((accountId - 1) % mAccountColors.length));
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}
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/**
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* @return color for an account.
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*/
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public int getAccountColor(long accountId) {
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return mAccountColors[getAccountColorIndex(accountId)];
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}
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/**
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* @return The resource ID for an account color.
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* Otherwise, {@value #UNDEFINED_RESOURCE_ID} if color was not specified via ID.
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*/
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public int getAccountColorId(long accountId) {
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return mAccountColorArray.getResourceId(getAccountColorIndex(accountId),
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UNDEFINED_RESOURCE_ID);
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}
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/**
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* @return {@link Paint} equivalent to {@link #getAccountColor}.
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*/
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public Paint getAccountColorPaint(long accountId) {
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return mAccountColorPaints[getAccountColorIndex(accountId)];
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}
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}
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