using System; /* * $Id: MetaFont.cs,v 1.7 2008/05/13 11:25:37 psoares33 Exp $ * * * Copyright 2001, 2002 Paulo Soares * * The contents of this file are subject to the Mozilla Public License Version 1.1 * (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.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the License. * * The Original Code is 'iText, a free JAVA-PDF library'. * * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie. * All Rights Reserved. * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved. * * Contributor(s): all the names of the contributors are added in the source code * where applicable. * * Alternatively, the contents of this file may be used under the terms of the * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the * provisions of LGPL are applicable instead of those above. If you wish to * allow use of your version of this file only under the terms of the LGPL * License and not to allow others to use your version of this file under * the MPL, indicate your decision by deleting the provisions above and * replace them with the notice and other provisions required by the LGPL. * If you do not delete the provisions above, a recipient may use your version * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE. * * This library is free software; you can redistribute it and/or modify it * under the terms of the MPL as stated above or under the terms of the GNU * Library General Public License as published by the Free Software Foundation; * either version 2 of the License, or any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more * details. * * If you didn't download this code from the following link, you should check if * you aren't using an obsolete version: * http://www.lowagie.com/iText/ */ namespace iTextSharp.text.pdf.codec.wmf { public class MetaFont : MetaObject { static string[] fontNames = { "Courier", "Courier-Bold", "Courier-Oblique", "Courier-BoldOblique", "Helvetica", "Helvetica-Bold", "Helvetica-Oblique", "Helvetica-BoldOblique", "Times-Roman", "Times-Bold", "Times-Italic", "Times-BoldItalic", "Symbol", "ZapfDingbats"}; internal const int MARKER_BOLD = 1; internal const int MARKER_ITALIC = 2; internal const int MARKER_COURIER = 0; internal const int MARKER_HELVETICA = 4; internal const int MARKER_TIMES = 8; internal const int MARKER_SYMBOL = 12; internal const int DEFAULT_PITCH = 0; internal const int FIXED_PITCH = 1; internal const int VARIABLE_PITCH = 2; internal const int FF_DONTCARE = 0; internal const int FF_ROMAN = 1; internal const int FF_SWISS = 2; internal const int FF_MODERN = 3; internal const int FF_SCRIPT = 4; internal const int FF_DECORATIVE = 5; internal const int BOLDTHRESHOLD = 600; internal const int nameSize = 32; internal const int ETO_OPAQUE = 2; internal const int ETO_CLIPPED = 4; int height; float angle; int bold; int italic; bool underline; bool strikeout; int charset; int pitchAndFamily; string faceName = "arial"; BaseFont font = null; public MetaFont() { type = META_FONT; } public void Init(InputMeta meta) { height = Math.Abs(meta.ReadShort()); meta.Skip(2); angle = (float)(meta.ReadShort() / 1800.0 * Math.PI); meta.Skip(2); bold = (meta.ReadShort() >= BOLDTHRESHOLD ? MARKER_BOLD : 0); italic = (meta.ReadByte() != 0 ? MARKER_ITALIC : 0); underline = (meta.ReadByte() != 0); strikeout = (meta.ReadByte() != 0); charset = meta.ReadByte(); meta.Skip(3); pitchAndFamily = meta.ReadByte(); byte[] name = new byte[nameSize]; int k; for (k = 0; k < nameSize; ++k) { int c = meta.ReadByte(); if (c == 0) { break; } name[k] = (byte)c; } try { faceName = System.Text.Encoding.GetEncoding(1252).GetString(name, 0, k); } catch { faceName = System.Text.ASCIIEncoding.ASCII.GetString(name, 0, k); } faceName = faceName.ToLower(System.Globalization.CultureInfo.InvariantCulture); } public BaseFont Font { get { if (font != null) return font; iTextSharp.text.Font ff2 = FontFactory.GetFont(faceName, BaseFont.CP1252, true, 10, ((italic != 0) ? iTextSharp.text.Font.ITALIC : 0) | ((bold != 0) ? iTextSharp.text.Font.BOLD : 0)); font = ff2.BaseFont; if (font != null) return font; string fontName; if (faceName.IndexOf("courier") != -1 || faceName.IndexOf("terminal") != -1 || faceName.IndexOf("fixedsys") != -1) { fontName = fontNames[MARKER_COURIER + italic + bold]; } else if (faceName.IndexOf("ms sans serif") != -1 || faceName.IndexOf("arial") != -1 || faceName.IndexOf("system") != -1) { fontName = fontNames[MARKER_HELVETICA + italic + bold]; } else if (faceName.IndexOf("arial black") != -1) { fontName = fontNames[MARKER_HELVETICA + italic + MARKER_BOLD]; } else if (faceName.IndexOf("times") != -1 || faceName.IndexOf("ms serif") != -1 || faceName.IndexOf("roman") != -1) { fontName = fontNames[MARKER_TIMES + italic + bold]; } else if (faceName.IndexOf("symbol") != -1) { fontName = fontNames[MARKER_SYMBOL]; } else { int pitch = pitchAndFamily & 3; int family = (pitchAndFamily >> 4) & 7; switch (family) { case FF_MODERN: fontName = fontNames[MARKER_COURIER + italic + bold]; break; case FF_ROMAN: fontName = fontNames[MARKER_TIMES + italic + bold]; break; case FF_SWISS: case FF_SCRIPT: case FF_DECORATIVE: fontName = fontNames[MARKER_HELVETICA + italic + bold]; break; default: { switch (pitch) { case FIXED_PITCH: fontName = fontNames[MARKER_COURIER + italic + bold]; break; default: fontName = fontNames[MARKER_HELVETICA + italic + bold]; break; } break; } } } font = BaseFont.CreateFont(fontName, BaseFont.CP1252, false); return font; } } public float Angle { get { return angle; } } public bool IsUnderline() { return underline; } public bool IsStrikeout() { return strikeout; } public float GetFontSize(MetaState state) { return Math.Abs(state.TransformY(height) - state.TransformY(0)) * Document.WmfFontCorrection; } } }