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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/* $Id$ */
package org.apache.fop.render.svg;
import java.awt.geom.AffineTransform;
import org.apache.fop.render.intermediate.IFUtil;
/**
* This class provides utility methods for generating SVG.
*/
public final class SVGUtil {
private SVGUtil() {
}
/**
* Formats a length in millipoints as a point value.
* @param mpt the length in millipoints
* @return the formatted value in points
*/
public static String formatMptToPt(int mpt) {
return Float.toString(mpt / 1000f);
}
/**
* Formats an array of lengths in millipoints as point values.
* @param lengths the lengths in millipoints
* @return the formatted array in points
*/
public static String formatMptArrayToPt(int[] lengths) {
return IFUtil.toString(lengths);
}
/**
* Formats a transformation matrix in millipoints with values as points.
* @param transform the transformation matrix in millipoints
* @return the formatted matrix in points
*/
public static String formatAffineTransformMptToPt(AffineTransform transform) {
AffineTransform scaled = new AffineTransform(transform);
scaled.setToTranslation(
transform.getTranslateX() / 1000,
transform.getTranslateY() / 1000);
return IFUtil.toString(scaled);
}
/**
* Formats an array of transformation matrices in millipoints with values as points.
* @param transforms the transformation matrices in millipoints
* @return the formatted matrices in points
*/
public static String formatAffineTransformsMptToPt(AffineTransform[] transforms) {
StringBuffer sb = new StringBuffer();
for (int i = 0, c = transforms.length; i < c; i++) {
if (i > 0) {
sb.append(' ');
}
sb.append(formatAffineTransformMptToPt(transforms[i]));
}
return sb.toString();
}
}
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