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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.ps.svg;
-
- import java.awt.Color;
- import java.io.ByteArrayOutputStream;
- import java.io.IOException;
-
- import org.junit.Test;
-
- import static org.junit.Assert.assertEquals;
-
- import org.apache.commons.io.IOUtils;
-
- import org.apache.batik.ext.awt.LinearGradientPaint;
- import org.apache.batik.ext.awt.MultipleGradientPaint;
- import org.apache.batik.ext.awt.RadialGradientPaint;
-
- import org.apache.xmlgraphics.java2d.GraphicContext;
- import org.apache.xmlgraphics.ps.PSGenerator;
-
- public class GradientTestCase {
-
- @Test
- public void testLinearGradient() throws IOException {
- float[] fractions = {0f, 1f};
- Color[] colors = {new Color(255, 255, 0), new Color(255, 0, 0)};
- LinearGradientPaint gradient = new LinearGradientPaint(115f, 285f, 15f, 15f, fractions, colors);
- testGradientRendering(gradient, "expected-linear-gradient.ps");
- }
-
- @Test
- public void testRadialGradient() throws IOException {
- float cx = 840f;
- float cy = 180f;
- float r = 16f;
- float[] fractions = {0.2f, 0.6f, 0.8f, 1.0f};
- Color[] colors = {
- new Color(255, 255, 255),
- new Color(200, 200, 200),
- new Color(170, 170, 170),
- new Color(140, 140, 140)};
- RadialGradientPaint gradient = new RadialGradientPaint(cx, cy, r, fractions, colors);
- testGradientRendering(gradient, "expected-radial-gradient.ps");
- }
-
- private void testGradientRendering(MultipleGradientPaint gradient, String expectedResourceName)
- throws IOException {
- ByteArrayOutputStream out = new ByteArrayOutputStream();
- PSSVGGraphics2D svgGraphics2D = new PSSVGGraphics2D(false, new PSGenerator(out));
- svgGraphics2D.setGraphicContext(new GraphicContext());
- svgGraphics2D.applyPaint(gradient, true);
- byte[] actual = out.toByteArray();
- byte[] expected = IOUtils.toByteArray(getClass().getResourceAsStream(expectedResourceName));
- assertEquals(new String(expected, "US-ASCII"), new String(actual, "US-ASCII"));
- }
-
- }
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