Java tutorial
/* ****************************************************************************** * * Copyright 2008-2010 Hans Dijkema * * JRichTextEditor is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * JRichTextEditor 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with JRichTextEditor. If not, see <http://www.gnu.org/licenses/>. * * ******************************************************************************/ package nl.dykema.jxmlnote.report.pdf; import javax.swing.text.AttributeSet; import javax.swing.text.StyleConstants; import javax.swing.text.TabSet; import javax.swing.text.TabStop; import nl.dykema.jxmlnote.report.Report; import nl.dykema.jxmlnote.report.elements.Chunk; import nl.dykema.jxmlnote.report.elements.Paragraph; import nl.dykema.jxmlnote.report.elements.Tab; import nl.dykema.jxmlnote.styles.XMLNoteParStyle; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.pdf.BaseFont; import com.lowagie.text.pdf.FontMapper; public class PdfParagraph extends com.lowagie.text.Paragraph implements Paragraph { private PdfReport _pdfReport; private XMLNoteParStyle _style; private float _chunks_width; private boolean _hasImage; public Paragraph setStyle(XMLNoteParStyle style) { //System.out.println(super.getLeading()+","+super.getMultipliedLeading()); _style = style; if (style == null) { return this; } int chst = 0; if (style.bold()) { chst += Font.BOLD; } if (style.italics()) { chst += Font.ITALIC; } if (style.underline()) { chst += Font.UNDERLINE; } Font f = getFont(style.getFont()); f.setSize(style.pointSize()); f.setStyle(chst); float indentleft; indentleft = (float) style.leftIndent(); super.setIndentationLeft(indentleft); super.setSpacingAfter(style.bottomSkip()); super.setSpacingBefore(style.topSkip()); //super.setLeading(0.0f); DO DIT NIET! //System.out.println(super.getLeading()+","+super.getMultipliedLeading()); int p1align = getAlign(style); super.setAlignment(p1align); super.setFont(f); //System.out.println(super.getLeading()+","+super.getMultipliedLeading()); super.setLeading(0.0f, 1.2f); //System.out.println(super.getLeading()+","+super.getMultipliedLeading()); return this; } public XMLNoteParStyle getStyle() { return _style; } protected int getAlign(XMLNoteParStyle st) { String align = st.align(); if (align.equals(XMLNoteParStyle.ALIGN_LEFT)) { return Element.ALIGN_LEFT; } else if (align.equals(XMLNoteParStyle.ALIGN_RIGHT)) { return Element.ALIGN_RIGHT; } else if (align.equals(XMLNoteParStyle.ALIGN_CENTER)) { return Element.ALIGN_CENTER; } else if (align.equals(XMLNoteParStyle.ALIGN_CENTER)) { return Element.ALIGN_JUSTIFIED; } else { return Element.ALIGN_LEFT; } } protected Font getFont(java.awt.Font font) { FontMapper map = getFontMapper(); BaseFont f = map.awtToPdf(font); return new Font(f); } private FontMapper getFontMapper() { return _pdfReport.getFontMapper(); } public Paragraph addAttributes(AttributeSet set) { float indentleft = StyleConstants.getLeftIndent(set); super.setIndentationLeft(indentleft); int p1align = _pdfReport.getAlign(set); super.setAlignment(p1align); return this; } public Paragraph setAlignment(Report.Align a) { int align = Element.ALIGN_LEFT; if (a.equals(Report.Align.RIGHT)) { align = Element.ALIGN_RIGHT; } else if (a.equals(Report.Align.CENTER)) { align = Element.ALIGN_CENTER; } else if (a.equals(Report.Align.JUSTIFY)) { align = Element.ALIGN_JUSTIFIED; } super.setAlignment(align); return this; } public String toString() { String pt = super.getContent(); pt = pt.substring(0, Math.min(20, pt.length())).trim(); return String.format("PdfParagraph:%s, hasImage=%b", pt, _hasImage); } public Paragraph add(Chunk c) { if (c instanceof PdfChunk) { PdfChunk cc = (PdfChunk) c; Font f = new Font(this.getFont()); Font cf = cc.getFont(); if (cf != null) { BaseColor tc = null; if (cf.getColor() != null) { tc = new BaseColor(cf.getColor()); } f.setColor(tc); } cc.setFont(f); if (!_hasImage) { _hasImage = cc.hasImage(); } super.add(cc); //System.out.println(this+";cw="+_chunks_width); _chunks_width += cc.getWidthPoint(); //System.out.println(this+";cw="+_chunks_width); } else { super.add(new com.lowagie.text.Chunk("Mixing implementations:" + c.getClass().getName())); } return this; } public Paragraph add(Tab t) { if (t instanceof PdfTab) { super.add((PdfTab) t); } else { super.add(new com.lowagie.text.Chunk("Mixing implementations:" + t.getClass().getName())); } return this; } public boolean hasImage() { return _hasImage; } public Tab getNextTab() { float nextTab = getNextTabStop(_chunks_width); if (nextTab > 0) { _chunks_width = nextTab; return new PdfTab(_pdfReport, nextTab); //return itpar.get(nextTab); } else { //char [] c={160}; return new PdfTab(_pdfReport); } } protected float getNextTabStop(float current_position_in_pt) { TabSet stops = _style.tabs(); //float leftMargin=pdfDoc.leftMargin(); float leftIndent = super.getIndentationLeft(); float cp = current_position_in_pt - leftIndent; //-max; //TabSet stops=StyleConstants.getTabSet(set); TabStop stop = stops.getTabAfter(cp); //System.out.println(this+"; cp_in_pt="+current_position_in_pt+" leftindent="+leftIndent+" cp="+cp+" stop="+stop.getPosition()); if (stop != null) { float newpos = stop.getPosition(); return newpos; } else { return -1.0f; } } public PdfParagraph(PdfReport rep, XMLNoteParStyle st) { _pdfReport = rep; _chunks_width = 0.0f; _hasImage = false; setStyle(st); } }