123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136 |
- /*
- * 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.svg.font;
-
- import java.awt.FontFormatException;
- import java.awt.GraphicsEnvironment;
- import java.awt.font.FontRenderContext;
- import java.awt.font.LineMetrics;
- import java.awt.image.BufferedImage;
- import java.io.File;
- import java.io.IOException;
- import java.util.Collections;
-
- import org.junit.Before;
- import org.junit.BeforeClass;
- import org.junit.Ignore;
- import org.junit.Test;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertNotNull;
- import static org.junit.Assert.assertNull;
- import static org.junit.Assert.assertTrue;
-
- import org.apache.batik.gvt.font.GVTFontFamily;
- import org.apache.batik.gvt.font.GVTLineMetrics;
-
- import org.apache.fop.fonts.CustomFont;
- import org.apache.fop.fonts.FontInfo;
-
- public class FOPFontFamilyResolverTestCase {
-
- private static FontInfo fontInfo;
-
- private FOPFontFamilyResolver resolver;
-
- @BeforeClass
- public static void setUpFontInfo() {
- fontInfo = new FontInfoBuilder()
- .useDejaVuLGCSerif()
- .useDroidSansMono()
- .build();
- }
-
- @Before
- public void createFontFamilyResolver() {
- resolver = new FOPFontFamilyResolverImpl(fontInfo);
- }
-
- @Test
- public void testResolve() {
- assertNull(resolver.resolve("Unavailable"));
- assertNotNull(resolver.resolve(FontInfoBuilder.DEJAVU_LGC_SERIF));
- }
-
- @Test
- public void testGetFamilyThatCanDisplay() {
- GVTFontFamily family = resolver.getFamilyThatCanDisplay('\u0180');
- assertEquals(FontInfoBuilder.DEJAVU_LGC_SERIF, family.getFamilyName());
- family = resolver.getFamilyThatCanDisplay('\u02F3');
- assertEquals(FontInfoBuilder.DROID_SANS_MONO, family.getFamilyName());
- family = resolver.getFamilyThatCanDisplay('\u02DF');
- assertNull(family);
- }
-
- @Test
- public void testGetFamilyThatCanDisplayNoFamily() {
- CustomFont font = (CustomFont) fontInfo.getFonts().values().iterator().next();
- font.setFamilyNames(Collections.<String>emptySet());
- GVTFontFamily family = resolver.getFamilyThatCanDisplay('\u0180');
- assertEquals(font.getFontName(), family.getFamilyName());
- }
-
- @Test
- public void testDeriveFont() {
- FOPGVTFontFamily family = resolver.resolve(FontInfoBuilder.DEJAVU_LGC_SERIF);
- FOPGVTFont font = family.deriveFont(10, Collections.emptyMap());
- assertEquals(10, font.getSize(), 0);
- assertTrue(font.canDisplay('\u01F6'));
- assertFalse(font.canDisplay('\u01F7'));
- }
-
- @Test
- @Ignore("FOP metrics don't match AWT, but not sure who is right and who is wrong")
- public void testLineMetrics() throws FontFormatException, IOException {
- FOPGVTFontFamily family = resolver.resolve(FontInfoBuilder.DEJAVU_LGC_SERIF);
- FOPGVTFont font = family.deriveFont(10, Collections.emptyMap());
- GVTLineMetrics fopMetrics = font.getLineMetrics("", null);
- LineMetrics awtMetrics = getAWTLineMetrics();
- printDifference("Ascent", awtMetrics.getAscent(), fopMetrics.getAscent());
- printDifference("Descent", awtMetrics.getDescent(), fopMetrics.getDescent());
- printDifference("Height", awtMetrics.getHeight(), fopMetrics.getHeight());
- printDifference("Leading", awtMetrics.getLeading(), fopMetrics.getLeading());
- printDifference("StrikethroughOffset", awtMetrics.getStrikethroughOffset(),
- fopMetrics.getStrikethroughOffset());
- printDifference("StrikethroughThickness", awtMetrics.getStrikethroughThickness(),
- fopMetrics.getStrikethroughThickness());
- printDifference("UnderlineOffset", awtMetrics.getUnderlineOffset(),
- fopMetrics.getUnderlineOffset());
- printDifference("UnderlineThickness", awtMetrics.getUnderlineThickness(),
- fopMetrics.getUnderlineThickness());
- }
-
- private LineMetrics getAWTLineMetrics() throws FontFormatException, IOException {
- File fontFile = new File("test/resources/fonts/ttf/DejaVuLGCSerif.ttf");
- java.awt.Font awtFont = java.awt.Font.createFont(java.awt.Font.TRUETYPE_FONT, fontFile).deriveFont(10f);
- GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
- BufferedImage dummyImage = new BufferedImage(1000, 1000, BufferedImage.TYPE_INT_RGB);
- FontRenderContext frc = ge.createGraphics(dummyImage).getFontRenderContext();
- LineMetrics awtMetrics = awtFont.getLineMetrics("ABC", frc);
- return awtMetrics;
- }
-
- private void printDifference(String value, float awt, float fop) {
- System.out.println(String.format("%22s AWT: %10f FOP: %10f Difference: %.2f%%", value, awt, fop,
- (fop - awt) / awt * 100));
- }
-
- }
|