Main.java Source code

Java tutorial

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2012 www.amsoft.cn
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import android.util.DisplayMetrics;
import android.util.TypedValue;

public class Main {

    public static float applyDimension(int unit, float value, DisplayMetrics metrics) {
        switch (unit) {
        case TypedValue.COMPLEX_UNIT_PX:
            return value;
        case TypedValue.COMPLEX_UNIT_DIP:
            return value * metrics.density;
        case TypedValue.COMPLEX_UNIT_SP:
            return value * metrics.scaledDensity;
        case TypedValue.COMPLEX_UNIT_PT:
            return value * metrics.xdpi * (1.0f / 72);
        case TypedValue.COMPLEX_UNIT_IN:
            return value * metrics.xdpi;
        case TypedValue.COMPLEX_UNIT_MM:
            return value * metrics.xdpi * (1.0f / 25.4f);
        }
        return 0;
    }
}