Given a range of sizes, find the one that is largest while fitting in the given width and height - Android android.util

Android examples for android.util:Size

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Description

Given a range of sizes, find the one that is largest while fitting in the given width and height

Demo Code


//package com.java2s;
import android.annotation.TargetApi;

import android.graphics.Point;

import android.hardware.Camera;

import android.os.Build;
import android.support.annotation.NonNull;
import android.util.Log;
import android.util.Size;

import java.util.List;

public class Main {
    public static final String TAG = "CameraUtils";

    public static Camera.Size getBiggestSize(List<Camera.Size> sizes,
            int width, int height, boolean isSideways) {
        if (sizes == null || width <= 0 || height <= 0) {
            return null;
        }/*from w w w  .  j a  v  a  2 s.com*/

        Point[] points = new Point[sizes.size()];

        for (int i = 0; i < points.length; i++) {
            points[i] = new Point(sizes.get(i).width, sizes.get(i).height);
        }

        return sizes.get(getBiggestSizeIdx(points, width, height,
                isSideways));
    }

    public static Camera.Size getBiggestSize(List<Camera.Size> sizes) {
        return getBiggestSize(sizes, Integer.MAX_VALUE, Integer.MAX_VALUE,
                false);
    }

    @TargetApi(21)

    public static Size getBiggestSize(Size[] sizes, int width, int height,
            boolean isSideways) {
        if (sizes == null || width <= 0 || height <= 0) {
            return null;
        }

        Point[] points = new Point[sizes.length];

        for (int i = 0; i < points.length; i++) {
            points[i] = new Point(sizes[i].getWidth(), sizes[i].getHeight());
        }

        return sizes[getBiggestSizeIdx(points, width, height, isSideways)];
    }

    @TargetApi(21)
    public static Size getBiggestSize(Size[] sizes) {
        return getBiggestSize(sizes, Integer.MAX_VALUE, Integer.MAX_VALUE,
                false);
    }

    public static int getBiggestSizeIdx(@NonNull Point[] sizes, int width,
            int height, boolean isSideways) {
        if (sizes == null || width <= 0 || height <= 0) {
            return 0;
        }

        String model = Build.MODEL;
        if (model != null && model.equals("Nexus 4")) {
            width = height = Integer.MAX_VALUE;
        }

        if (isSideways) {
            int temp = width;
            width = height;
            height = temp;
        }
        int biggestScore = 0;
        int biggestIdx = 0;

        for (int i = 0; i < sizes.length; i++) {
           int score = sizes[i].x * sizes[i].y;
            if (sizes[i].x <= width && sizes[i].y <= height
                    && score > biggestScore) {
                biggestScore = score;
                biggestIdx = i;
            }
        }

        return biggestIdx;
    }

    public static void log(String msg) {
        Log.v(TAG, msg);
    }
}

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