From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../com/lowagie/text/pdf/codec/wmf/MetaState.java | 372 +++++++++++++++++++++ 1 file changed, 372 insertions(+) create mode 100644 src/main/java/com/lowagie/text/pdf/codec/wmf/MetaState.java (limited to 'src/main/java/com/lowagie/text/pdf/codec/wmf/MetaState.java') diff --git a/src/main/java/com/lowagie/text/pdf/codec/wmf/MetaState.java b/src/main/java/com/lowagie/text/pdf/codec/wmf/MetaState.java new file mode 100644 index 0000000..97f18f4 --- /dev/null +++ b/src/main/java/com/lowagie/text/pdf/codec/wmf/MetaState.java @@ -0,0 +1,372 @@ +/* + * $Id: MetaState.java,v 1.5 2005/12/01 16:57:15 psoares33 Exp $ + * $Name: $ + * + * 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/ + */ + +package com.lowagie.text.pdf.codec.wmf; + +import java.util.ArrayList; +import java.util.Stack; +import java.awt.Point; +import java.awt.Color; +import com.lowagie.text.pdf.*; + +public class MetaState { + + public static final int TA_NOUPDATECP = 0; + public static final int TA_UPDATECP = 1; + public static final int TA_LEFT = 0; + public static final int TA_RIGHT = 2; + public static final int TA_CENTER = 6; + public static final int TA_TOP = 0; + public static final int TA_BOTTOM = 8; + public static final int TA_BASELINE = 24; + + public static final int TRANSPARENT = 1; + public static final int OPAQUE = 2; + + public static final int ALTERNATE = 1; + public static final int WINDING = 2; + + public Stack savedStates; + public ArrayList MetaObjects; + public Point currentPoint; + public MetaPen currentPen; + public MetaBrush currentBrush; + public MetaFont currentFont; + public Color currentBackgroundColor = Color.white; + public Color currentTextColor = Color.black; + public int backgroundMode = OPAQUE; + public int polyFillMode = ALTERNATE; + public int lineJoin = 1; + public int textAlign; + public int offsetWx; + public int offsetWy; + public int extentWx; + public int extentWy; + public float scalingX; + public float scalingY; + + + /** Creates new MetaState */ + public MetaState() { + savedStates = new Stack(); + MetaObjects = new ArrayList(); + currentPoint = new Point(0, 0); + currentPen = new MetaPen(); + currentBrush = new MetaBrush(); + currentFont = new MetaFont(); + } + + public MetaState(MetaState state) { + setMetaState(state); + } + + public void setMetaState(MetaState state) { + savedStates = state.savedStates; + MetaObjects = state.MetaObjects; + currentPoint = state.currentPoint; + currentPen = state.currentPen; + currentBrush = state.currentBrush; + currentFont = state.currentFont; + currentBackgroundColor = state.currentBackgroundColor; + currentTextColor = state.currentTextColor; + backgroundMode = state.backgroundMode; + polyFillMode = state.polyFillMode; + textAlign = state.textAlign; + lineJoin = state.lineJoin; + offsetWx = state.offsetWx; + offsetWy = state.offsetWy; + extentWx = state.extentWx; + extentWy = state.extentWy; + scalingX = state.scalingX; + scalingY = state.scalingY; + } + + public void addMetaObject(MetaObject object) { + for (int k = 0; k < MetaObjects.size(); ++k) { + if (MetaObjects.get(k) == null) { + MetaObjects.set(k, object); + return; + } + } + MetaObjects.add(object); + } + + public void selectMetaObject(int index, PdfContentByte cb) { + MetaObject obj = (MetaObject)MetaObjects.get(index); + if (obj == null) + return; + int style; + switch (obj.getType()) { + case MetaObject.META_BRUSH: + currentBrush = (MetaBrush)obj; + style = currentBrush.getStyle(); + if (style == MetaBrush.BS_SOLID) { + Color color = currentBrush.getColor(); + cb.setColorFill(color); + } + else if (style == MetaBrush.BS_HATCHED) { + Color color = currentBackgroundColor; + cb.setColorFill(color); + } + break; + case MetaObject.META_PEN: + { + currentPen = (MetaPen)obj; + style = currentPen.getStyle(); + if (style != MetaPen.PS_NULL) { + Color color = currentPen.getColor(); + cb.setColorStroke(color); + cb.setLineWidth(Math.abs((float)currentPen.getPenWidth() * scalingX / extentWx)); + switch (style) { + case MetaPen.PS_DASH: + cb.setLineDash(18, 6, 0); + break; + case MetaPen.PS_DASHDOT: + cb.setLiteral("[9 6 3 6]0 d\n"); + break; + case MetaPen.PS_DASHDOTDOT: + cb.setLiteral("[9 3 3 3 3 3]0 d\n"); + break; + case MetaPen.PS_DOT: + cb.setLineDash(3, 0); + break; + default: + cb.setLineDash(0); + break; + } + } + break; + } + case MetaObject.META_FONT: + { + currentFont = (MetaFont)obj; + break; + } + } + } + + public void deleteMetaObject(int index) { + MetaObjects.set(index, null); + } + + public void saveState(PdfContentByte cb) { + cb.saveState(); + MetaState state = new MetaState(this); + savedStates.push(state); + } + + public void restoreState(int index, PdfContentByte cb) { + int pops; + if (index < 0) + pops = Math.min(-index, savedStates.size()); + else + pops = Math.max(savedStates.size() - index, 0); + if (pops == 0) + return; + MetaState state = null; + while (pops-- != 0) { + cb.restoreState(); + state = (MetaState)savedStates.pop(); + } + setMetaState(state); + } + + public void cleanup(PdfContentByte cb) { + int k = savedStates.size(); + while (k-- > 0) + cb.restoreState(); + } + + public float transformX(int x) { + return ((float)x - offsetWx) * scalingX / extentWx; + } + + public float transformY(int y) { + return (1f - ((float)y - offsetWy) / extentWy) * scalingY; + } + + public void setScalingX(float scalingX) { + this.scalingX = scalingX; + } + + public void setScalingY(float scalingY) { + this.scalingY = scalingY; + } + + public void setOffsetWx(int offsetWx) { + this.offsetWx = offsetWx; + } + + public void setOffsetWy(int offsetWy) { + this.offsetWy = offsetWy; + } + + public void setExtentWx(int extentWx) { + this.extentWx = extentWx; + } + + public void setExtentWy(int extentWy) { + this.extentWy = extentWy; + } + + public float transformAngle(float angle) { + float ta = scalingY < 0 ? -angle : angle; + return (float)(scalingX < 0 ? Math.PI - ta : ta); + } + + public void setCurrentPoint(Point p) { + currentPoint = p; + } + + public Point getCurrentPoint() { + return currentPoint; + } + + public MetaBrush getCurrentBrush() { + return currentBrush; + } + + public MetaPen getCurrentPen() { + return currentPen; + } + + public MetaFont getCurrentFont() { + return currentFont; + } + + /** Getter for property currentBackgroundColor. + * @return Value of property currentBackgroundColor. + */ + public Color getCurrentBackgroundColor() { + return currentBackgroundColor; + } + + /** Setter for property currentBackgroundColor. + * @param currentBackgroundColor New value of property currentBackgroundColor. + */ + public void setCurrentBackgroundColor(Color currentBackgroundColor) { + this.currentBackgroundColor = currentBackgroundColor; + } + + /** Getter for property currentTextColor. + * @return Value of property currentTextColor. + */ + public Color getCurrentTextColor() { + return currentTextColor; + } + + /** Setter for property currentTextColor. + * @param currentTextColor New value of property currentTextColor. + */ + public void setCurrentTextColor(Color currentTextColor) { + this.currentTextColor = currentTextColor; + } + + /** Getter for property backgroundMode. + * @return Value of property backgroundMode. + */ + public int getBackgroundMode() { + return backgroundMode; + } + + /** Setter for property backgroundMode. + * @param backgroundMode New value of property backgroundMode. + */ + public void setBackgroundMode(int backgroundMode) { + this.backgroundMode = backgroundMode; + } + + /** Getter for property textAlign. + * @return Value of property textAlign. + */ + public int getTextAlign() { + return textAlign; + } + + /** Setter for property textAlign. + * @param textAlign New value of property textAlign. + */ + public void setTextAlign(int textAlign) { + this.textAlign = textAlign; + } + + /** Getter for property polyFillMode. + * @return Value of property polyFillMode. + */ + public int getPolyFillMode() { + return polyFillMode; + } + + /** Setter for property polyFillMode. + * @param polyFillMode New value of property polyFillMode. + */ + public void setPolyFillMode(int polyFillMode) { + this.polyFillMode = polyFillMode; + } + + public void setLineJoinRectangle(PdfContentByte cb) { + if (lineJoin != 0) { + lineJoin = 0; + cb.setLineJoin(0); + } + } + + public void setLineJoinPolygon(PdfContentByte cb) { + if (lineJoin == 0) { + lineJoin = 1; + cb.setLineJoin(1); + } + } + + public boolean getLineNeutral() { + return (lineJoin == 0); + } + +} -- cgit v1.2.3