/**
* Copyright (C) 2009, 2010 SC 4ViewSoft SRL
*
* 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.
*/
//package org.achartengine.util;
import java.text.NumberFormat;
import java.util.List;
/**
* Utility class for math operations.
*/
class MathHelper {
/** A value that is used a null value. */
public static final double NULL_VALUE = Double.MAX_VALUE;
/**
* A number formatter to be used to make sure we have a maximum number of
* fraction digits in the labels.
*/
private static final NumberFormat FORMAT = NumberFormat.getNumberInstance();
private MathHelper() {
// empty constructor
}
/**
* Transforms a list of Float values into an array of float.
*
* @param values
* the list of Float
* @return the array of floats
*/
public static float[] getFloats(List values) {
int length = values.size();
float[] result = new float[length];
for (int i = 0; i < length; i++) {
result[i] = values.get(i).floatValue();
}
return result;
}
}