diff options
Diffstat (limited to 'pdf-as-pdfbox-2/src/main/java')
2 files changed, 187 insertions, 159 deletions
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsFontCache.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsFontCache.java new file mode 100644 index 00000000..97dcf551 --- /dev/null +++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsFontCache.java @@ -0,0 +1,66 @@ +package at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2; + +import java.util.HashMap; +import java.util.Iterator; +import java.util.Map; + +import org.apache.pdfbox.pdmodel.font.PDFont; +import org.apache.pdfbox.pdmodel.font.PDType1Font; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class PDFAsFontCache { + + private static final Logger logger = LoggerFactory + .getLogger(PDFAsFontCache.class); + + private static final String HELVETICA = "HELVETICA"; + private static final String COURIER = "COURIER"; + private static final String TIMES_ROMAN = "TIMES_ROMAN"; + private static final String BOLD = "BOLD"; + private static final String NORMAL = "NORMAL"; + private static final String ITALIC = "ITALIC"; + private static final String SEP = ":"; + + public static PDFont defaultFont = PDType1Font.HELVETICA; + public static float defaultFontSize = 8; + + private Map<String, PDFont> fonts; + + private static Map<String, PDFont> defaultFonts = new HashMap<String, PDFont>(); + static { + defaultFonts.put(HELVETICA + SEP + NORMAL, PDType1Font.HELVETICA); + defaultFonts.put(HELVETICA + SEP + BOLD, PDType1Font.HELVETICA_BOLD); + + defaultFonts.put(COURIER + SEP + NORMAL, PDType1Font.COURIER); + defaultFonts.put(COURIER + SEP + BOLD, PDType1Font.COURIER_BOLD); + + defaultFonts.put(TIMES_ROMAN + SEP + NORMAL, PDType1Font.TIMES_ROMAN); + defaultFonts.put(TIMES_ROMAN + SEP + BOLD, PDType1Font.TIMES_BOLD); + defaultFonts.put(TIMES_ROMAN + SEP + ITALIC, PDType1Font.TIMES_ITALIC); + } + + public PDFAsFontCache(){ + fonts = new HashMap<String, PDFont>(defaultFonts); + } + + public boolean contains(String fontPath) { + return fonts.containsKey(fontPath); + } + + public void addFont(String fontPath, PDFont font) { + fonts.put(fontPath, font); + } + + public PDFont getFont(String fontPath) { + return fonts.get(fontPath); + } + + public void showAvailableFonts() { + Iterator<String> it = fonts.keySet().iterator(); + logger.info("Available Fonts:"); + while (it.hasNext()) { + logger.info(it.next()); + } + } +} diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFBoxFont.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFBoxFont.java index 8b46d56a..8795907d 100644 --- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFBoxFont.java +++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFBoxFont.java @@ -24,24 +24,10 @@ package at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2; import java.io.File; -import java.io.FileInputStream; import java.io.IOException; -import java.io.InputStream; -import java.util.HashMap; -import java.util.Iterator; -import java.util.List; -import java.util.Map; -import org.apache.fontbox.ttf.NameRecord; -import org.apache.fontbox.ttf.NamingTable; -import org.apache.fontbox.ttf.TTFParser; -import org.apache.fontbox.ttf.TrueTypeFont; -import org.apache.pdfbox.cos.COSBase; -import org.apache.pdfbox.cos.COSDictionary; -import org.apache.pdfbox.cos.COSName; -import org.apache.pdfbox.cos.COSObject; import org.apache.pdfbox.pdmodel.font.PDFont; -import org.apache.pdfbox.pdmodel.font.PDTrueTypeFont; +import org.apache.pdfbox.pdmodel.font.PDType0Font; import org.apache.pdfbox.pdmodel.font.PDType1Font; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -54,40 +40,17 @@ public class PDFBoxFont { private static final Logger logger = LoggerFactory .getLogger(PDFBoxFont.class); - private static final String HELVETICA = "HELVETICA"; - private static final String COURIER = "COURIER"; - private static final String TIMES_ROMAN = "TIMES_ROMAN"; - private static final String BOLD = "BOLD"; + private static final String NORMAL = "NORMAL"; - private static final String ITALIC = "ITALIC"; private static final String SEP = ":"; public static PDFont defaultFont = PDType1Font.HELVETICA; public static float defaultFontSize = 8; - private static Map<String, PDFont> fontStyleMap = new HashMap<String, PDFont>(); - - private static Map<String, FontInfoCache> fontInfoCache = new HashMap<String, FontInfoCache>(); + //private static Map<String, FontInfoCache> fontInfoCache = new HashMap<String, FontInfoCache>(); - static { - fontStyleMap.put(HELVETICA + SEP + NORMAL, PDType1Font.HELVETICA); - fontStyleMap.put(HELVETICA + SEP + BOLD, PDType1Font.HELVETICA_BOLD); - fontStyleMap.put(COURIER + SEP + NORMAL, PDType1Font.COURIER); - fontStyleMap.put(COURIER + SEP + BOLD, PDType1Font.COURIER_BOLD); - - fontStyleMap.put(TIMES_ROMAN + SEP + NORMAL, PDType1Font.TIMES_ROMAN); - fontStyleMap.put(TIMES_ROMAN + SEP + BOLD, PDType1Font.TIMES_BOLD); - fontStyleMap.put(TIMES_ROMAN + SEP + ITALIC, PDType1Font.TIMES_ITALIC); - } - public static void showBuildinFonts() { - Iterator<String> it = fontStyleMap.keySet().iterator(); - logger.info("Available Fonts:"); - while (it.hasNext()) { - logger.info(it.next()); - } - } PDFont font; PDFont cachedfont = null; @@ -96,107 +59,105 @@ public class PDFBoxFont { String ttfFontDesc; ISettings settings; - private FontInfoCache getFontInfo(String pathName) { - synchronized (fontInfoCache) { - - if (fontInfoCache.containsKey(pathName)) { - return fontInfoCache.get(pathName); - } else { - try { - String fontNameToLoad = null; - String fontFamilyToLoad = null; - InputStream ttfData = new FileInputStream(pathName); - try { - TrueTypeFont ttf = null; - TTFParser parser = new TTFParser(); - ttf = parser.parse(ttfData); - NamingTable naming = ttf.getNaming(); - List<NameRecord> records = naming.getNameRecords(); - for (int i = 0; i < records.size(); i++) { - NameRecord nr = records.get(i); - if (nr.getNameId() == NameRecord.NAME_POSTSCRIPT_NAME) { - fontNameToLoad = nr.getString(); - } else if (nr.getNameId() == NameRecord.NAME_FONT_FAMILY_NAME) { - fontFamilyToLoad = nr.getString(); - } - } - } finally { - ttfData.close(); - } - FontInfoCache fontInfo = new FontInfoCache(); - fontInfo.filename = pathName; - fontInfo.fontFamily = fontFamilyToLoad; - fontInfo.fontName = fontNameToLoad; - fontInfo.fontPath = pathName; - fontInfoCache.put(pathName, fontInfo); - return fontInfo; - } catch (Throwable e) { - logger.warn("Failed to generate FontInfo from file: {}", pathName); - } - return null; - } - } - } - - private PDFont findCachedFont(PDFBOXObject pdfObject, FontInfoCache fontInfo) { - try { - if(pdfObject.getFontCache().containsKey(fontInfo.fontPath)) { - return pdfObject.getFontCache().get(fontInfo.fontPath); - } - - List<COSObject> cosObjects = pdfObject.getDocument().getDocument().getObjectsByType( - COSName.FONT); - - //COSName cosFontName = COSName.getPDFName(fontInfo.fontName); - //COSName cosFontFamily = COSName.getPDFName(fontInfo.fontFamily); - - Iterator<COSObject> cosObjectIt = cosObjects.iterator(); - - while (cosObjectIt.hasNext()) { - COSObject cosObject = cosObjectIt.next(); - COSDictionary baseObject = (COSDictionary) cosObject - .getObject(); - if (baseObject instanceof COSDictionary) { - COSDictionary fontDictionary = (COSDictionary) baseObject; - COSBase subType = cosObject.getItem(COSName.SUBTYPE); - COSDictionary fontDescriptor = (COSDictionary)cosObject.getDictionaryObject(COSName.FONT_DESC); - String fontName = fontDescriptor.getNameAsString(COSName.FONT_NAME); - String fontFamily = fontDescriptor.getNameAsString(COSName.FONT_FAMILY); - logger.debug("Checking Font {} - {}", fontFamily, fontName); - if (COSName.TRUE_TYPE.equals(subType)) { - if (fontInfo.fontName != null && fontInfo.fontName.equals(fontName) && - fontInfo.fontFamily != null && fontInfo.fontFamily.equals(fontFamily)) { - // Found it! :) - logger.info("Found Font {}", fontInfo.fontName); - return new PDTrueTypeFont(fontDictionary); - } else { - logger.debug("Font not found: {} is {}", - fontInfo.fontName, fontName); - } - } else { - logger.debug("Font not a TTF"); - } - } else { - logger.debug("Font not a COSDictionary"); - } - } - } catch (Throwable e) { - logger.info("Failed to find existing TTF fonts!", e); - } - return null; - } +// private FontInfoCache getFontInfo(String pathName) { +// synchronized (fontInfoCache) { +// +// if (fontInfoCache.containsKey(pathName)) { +// return fontInfoCache.get(pathName); +// } else { +// try { +// String fontNameToLoad = null; +// String fontFamilyToLoad = null; +// InputStream ttfData = new FileInputStream(pathName); +// try { +// TrueTypeFont ttf = null; +// TTFParser parser = new TTFParser(); +// ttf = parser.parse(ttfData); +// NamingTable naming = ttf.getNaming(); +// List<NameRecord> records = naming.getNameRecords(); +// for (int i = 0; i < records.size(); i++) { +// NameRecord nr = records.get(i); +// if (nr.getNameId() == NameRecord.NAME_POSTSCRIPT_NAME) { +// fontNameToLoad = nr.getString(); +// } else if (nr.getNameId() == NameRecord.NAME_FONT_FAMILY_NAME) { +// fontFamilyToLoad = nr.getString(); +// } +// } +// } finally { +// ttfData.close(); +// } +// FontInfoCache fontInfo = new FontInfoCache(); +// fontInfo.filename = pathName; +// fontInfo.fontFamily = fontFamilyToLoad; +// fontInfo.fontName = fontNameToLoad; +// fontInfo.fontPath = pathName; +// fontInfoCache.put(pathName, fontInfo); +// return fontInfo; +// } catch (Throwable e) { +// logger.warn("Failed to generate FontInfo from file: {}", pathName); +// } +// return null; +// } +// } +// } + + //we are not using this method, because we create subsets of ttf fonts, so we do not reuse + // them by doing PDTrueTypeFont(fontDictionary). +// private PDFont findCachedFont(PDFBOXObject pdfObject, FontInfoCache fontInfo) { +// try { +// if(pdfObject.getSigBlockFontCache().contains(fontInfo.fontPath)) { +// return pdfObject.getSigBlockFontCache().getFont(fontInfo.fontPath); +// } +// +// List<COSObject> cosObjects = pdfObject.getDocument().getDocument().getObjectsByType( +// COSName.FONT); +// +// //COSName cosFontName = COSName.getPDFName(fontInfo.fontName); +// //COSName cosFontFamily = COSName.getPDFName(fontInfo.fontFamily); +// +// Iterator<COSObject> cosObjectIt = cosObjects.iterator(); +// +// while (cosObjectIt.hasNext()) { +// COSObject cosObject = cosObjectIt.next(); +// COSDictionary baseObject = (COSDictionary) cosObject +// .getObject(); +// if (baseObject instanceof COSDictionary) { +// COSDictionary fontDictionary = (COSDictionary) baseObject; +// COSBase subType = cosObject.getItem(COSName.SUBTYPE); +// +// if (COSName.TRUE_TYPE.equals(subType)) { +// COSDictionary fontDescriptor = (COSDictionary)cosObject.getDictionaryObject(COSName.FONT_DESC); +// String fontName = fontDescriptor.getNameAsString(COSName.FONT_NAME); +// String fontFamily = fontDescriptor.getNameAsString(COSName.FONT_FAMILY); +// logger.debug("Checking Font {} - {}", fontFamily, fontName); +// if (fontInfo.fontName != null && fontInfo.fontName.equals(fontName) && +// fontInfo.fontFamily != null && fontInfo.fontFamily.equals(fontFamily)) { +// // Found it! :) +// logger.info("Found Font {}", fontInfo.fontName); +// return new PDTrueTypeFont(fontDictionary); +// } else { +// logger.debug("Font not found: {} is {}", +// fontInfo.fontName, fontName); +// } +// }else if(COSName.TYPE0.equals(subType)){ +// +// } +// else { +// logger.debug("Font not a TTF"); +// } +// } else { +// logger.debug("Font not a COSDictionary"); +// } +// } +// } catch (Throwable e) { +// logger.info("Failed to find existing TTF fonts!", e); +// } +// return null; +// } private PDFont generateTTF(String fonttype, PDFBOXObject pdfObject) throws IOException { - /*boolean cacheNow = true; - if (pdfObject == null) { - if (this.doc == null) { - this.doc = new PDDocument(); - } - doc = this.doc; - } else { - cacheNow = true; - }*/ + ttfFontDesc = fonttype; String fontName = fonttype.replaceFirst("TTF:", ""); String fontPath = this.settings.getWorkingDirectory() + File.separator @@ -204,31 +165,32 @@ public class PDFBoxFont { logger.debug("Font from: \"" + fontPath + "\"."); - if(fontStyleMap.containsKey(fontPath)) { - return fontStyleMap.get(fontPath); + PDFAsFontCache fontCache = pdfObject.getSigBlockFontCache(); + + if(fontCache.contains(fontPath)){ + logger.debug("Using cached font."); + return fontCache.getFont(fontPath); } + - FontInfoCache fontInfo = getFontInfo(fontPath); +// FontInfoCache fontInfo = getFontInfo(fontPath); +// +// if(fontInfo != null) { +// +// PDFont font = findCachedFont(pdfObject, fontInfo); +// +// if (font != null) { +// return font; +// } +// } - if(fontInfo != null) { + logger.debug("Instantiating new font."); - PDFont font = findCachedFont(pdfObject, fontInfo); - - if (font != null) { - return font; - } - } + PDType0Font font = PDType0Font.load(pdfObject.getDocument(), new File(fontPath)); + fontCache.addFont(fontPath,font); - logger.debug("Instantiating font."); - - //if (cacheNow) { - cachedfont = PDTrueTypeFont.loadTTF(pdfObject.getDocument(), new File(fontPath)); + return font; - fontStyleMap.put(fontPath, cachedfont); - return cachedfont; - //} else { - // return PDTrueTypeFont.loadTTF(doc, fontPath); - //} } @@ -243,9 +205,9 @@ public class PDFBoxFont { } String fontDesc = fonttype + SEP + fontder; - PDFont font = fontStyleMap.get(fontDesc); + PDFont font = pdfObject.getSigBlockFontCache().getFont(fontDesc); if (font == null) { - showBuildinFonts(); + pdfObject.getSigBlockFontCache().showAvailableFonts(); throw new IOException("Invalid font descriptor"); } return font; |