/*
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* Copyright (C) 2014 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.ex.camera2.portability;
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import android.graphics.Point;
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import android.hardware.Camera;
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import android.text.TextUtils;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* An immutable simple size container.
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*/
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public class Size {
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public static final String DELIMITER = ",";
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/**
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* An helper method to build a list of this class from a list of
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* {@link android.hardware.Camera.Size}.
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*
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* @param cameraSizes Source.
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* @return The built list.
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*/
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public static List<Size> buildListFromCameraSizes(List<Camera.Size> cameraSizes) {
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ArrayList<Size> list = new ArrayList<Size>(cameraSizes.size());
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for (Camera.Size cameraSize : cameraSizes) {
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list.add(new Size(cameraSize));
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}
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return list;
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}
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/**
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* A helper method to build a list of this class from a list of {@link android.util.Size}.
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*
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* @param cameraSizes Source.
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* @return The built list.
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*/
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public static List<Size> buildListFromAndroidSizes(List<android.util.Size> androidSizes) {
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ArrayList<Size> list = new ArrayList<Size>(androidSizes.size());
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for (android.util.Size androidSize : androidSizes) {
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list.add(new Size(androidSize));
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}
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return list;
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}
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/**
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* Encode List of this class as comma-separated list of integers.
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*
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* @param sizes List of this class to encode.
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* @return encoded string.
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*/
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public static String listToString(List<Size> sizes) {
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ArrayList<Integer> flatSizes = new ArrayList<>();
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for (Size s : sizes) {
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flatSizes.add(s.width());
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flatSizes.add(s.height());
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}
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return TextUtils.join(DELIMITER, flatSizes);
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}
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/**
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* Decode comma-separated even-length list of integers into a List of this class.
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*
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* @param encodedSizes encoded string.
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* @return List of this class.
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*/
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public static List<Size> stringToList(String encodedSizes) {
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String[] flatSizes = TextUtils.split(encodedSizes, DELIMITER);
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ArrayList<Size> list = new ArrayList<>();
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for (int i = 0; i < flatSizes.length; i += 2) {
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int width = Integer.parseInt(flatSizes[i]);
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int height = Integer.parseInt(flatSizes[i + 1]);
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list.add(new Size(width,height));
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}
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return list;
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}
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private final Point val;
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/**
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* Constructor.
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*/
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public Size(int width, int height) {
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val = new Point(width, height);
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}
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/**
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* Copy constructor.
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*/
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public Size(Size other) {
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if (other == null) {
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val = new Point(0, 0);
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} else {
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val = new Point(other.width(), other.height());
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}
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}
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/**
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* Constructor from a source {@link android.hardware.Camera.Size}.
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*
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* @param other The source size.
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*/
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public Size(Camera.Size other) {
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if (other == null) {
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val = new Point(0, 0);
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} else {
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val = new Point(other.width, other.height);
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}
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}
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/**
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* Constructor from a source {@link android.util.Size}.
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*
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* @param other The source size.
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*/
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public Size(android.util.Size other) {
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if (other == null) {
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val = new Point(0, 0);
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} else {
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val = new Point(other.getWidth(), other.getHeight());
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}
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}
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/**
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* Constructor from a source {@link android.graphics.Point}.
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*
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* @param p The source size.
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*/
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public Size(Point p) {
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if (p == null) {
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val = new Point(0, 0);
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} else {
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val = new Point(p);
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}
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}
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public int width() {
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return val.x;
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}
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public int height() {
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return val.y;
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}
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@Override
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public boolean equals(Object o) {
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if (o instanceof Size) {
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Size other = (Size) o;
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return val.equals(other.val);
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}
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return false;
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}
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@Override
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public int hashCode() {
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return val.hashCode();
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}
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@Override
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public String toString() {
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return "Size: (" + this.width() + " x " + this.height() + ")";
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}
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}
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