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initial submission of pdf library
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benfry
349
pdf/PGraphicsPDF.java
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349
pdf/PGraphicsPDF.java
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package processing.pdf;
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import java.io.*;
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import java.util.*;
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import com.lowagie.text.*;
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import com.lowagie.text.pdf.*;
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import processing.core.*;
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// need to concatenate the first two frames together..
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// that a begin/endFrame when frameCount == 0 shouldn't really count
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// may need an alternative version of this so that
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// recordFrame(pgpdf, "filename.pdf") would work
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// this would also help the savePath() situation
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// since it would be a call inside PApplet
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public class PGraphicsPDF extends PGraphics2 {
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// recording api.. allow multiple frames per file?
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// would be the case for video, or for pdf
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static public String filename;
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File temp;
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int frameCount;
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File file; // = new File("test.pdf");
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Document document;
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PdfWriter writer;
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PdfContentByte content;
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PdfTemplate tp;
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DefaultFontMapper mapper;
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// BaseFont baseFont = mapper.awtToPdf(java.awt.Font awtFont)
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public PGraphicsPDF(int width, int height, PApplet applet) { //File file) {
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super(width, height, null);
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//this.file = file;
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// don't want to require PApplet as the way to do this.. but how?
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//if (applet != null) {
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//applet.registerDispose(this);
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//}
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/*
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mapper = new DefaultFontMapper();
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FontFactory.registerDirectories();
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// ummm.. problematic?
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//mapper.insertDirectory("c:\\winxp\\fonts");
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mapper.insertDirectory("/System/Library/Fonts");
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mapper.insertDirectory("/Library/Fonts");
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mapper.insertDirectory("/Users/fry/Library/Fonts");
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*/
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// seems to only pick up ttf and otf fonts
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FontFactory.registerDirectory("/System/Library/Fonts");
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FontFactory.registerDirectory("/Library/Fonts");
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FontFactory.registerDirectory("/Users/fry/Library/Fonts");
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/*
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Set registered = FontFactory.getRegisteredFonts();
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for (Iterator i = registered.iterator(); i.hasNext(); ) {
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System.out.println((String) i.next());
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}
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*/
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}
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// create a temporary file and put the graphics crap there
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// don't start a fresh page if frameCount is zero (setup isn't its own page)
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/**
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* all the init stuff happens in here, in case someone calls size()
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* along the way and wants to hork things up.
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*/
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protected void allocate() {
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//temp = File.createTempFile("frame", ".pdf");
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/*
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if (document != null) {
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throw new RuntimeException("Need to write PGraphicsPDF code " +
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"for multiple calls to allocate()");
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}
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// temporary
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file = new File("test.pdf");
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//document = new Document();
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document = new Document(new Rectangle(width, height));
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try {
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writer = PdfWriter.getInstance(document, new FileOutputStream(file));
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document.open();
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content = writer.getDirectContent();
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} catch (Exception e) {
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e.printStackTrace();
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throw new RuntimeException("Problem saving the PDF file.");
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}
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*/
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}
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/*
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public void defaults() {
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System.out.println("PGraphicsPDF.defaults()");
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super.defaults();
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}
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*/
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// if the File object changes, then need to start a new file
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//
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/*
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public void record(int frameCount, File ifile) {
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this.frameCount = frameCount;
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if (ifile == file) {
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// same shit, different pile
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// start a new page on the file that's currently open
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return;
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} else {
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if (!file.getName().endsWith(".pdf")) {
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// yeaeaargh
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}
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}
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*/
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public void beginFrame() {
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// temporary
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file = new File(filename); //"test.pdf");
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//document = new Document();
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document = new Document(new Rectangle(width, height));
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try {
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writer = PdfWriter.getInstance(document, new FileOutputStream(file));
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document.open();
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content = writer.getDirectContent();
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} catch (Exception e) {
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e.printStackTrace();
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throw new RuntimeException("Problem saving the PDF file.");
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}
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// how to call newPage() in here?
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/*
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System.out.println("beginFrame() " + width + ", " + height);
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tp = content.createTemplate(width, height);
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//g2 = tp.createGraphics(width, height, mapper);
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g2 = tp.createGraphicsShapes(width, height);
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//System.out.println("g2 is " + g2);
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tp.setWidth(width);
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tp.setHeight(height);
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*/
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// what's a good way to switch between these?
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// the regular createGraphics doesn't seem to recognize fonts
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// how should the insertDirectory stuff be used properly?
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//g2 = content.createGraphics(width, height);
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g2 = content.createGraphicsShapes(width, height);
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super.beginFrame();
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}
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/*
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public void rect(float x1, float y1, float x2, float y2) {
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System.out.println("calling rect " + x1 + " " + y1 + " " + x2 + " " + y2);
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super.rect(x1, y1, x2, y2);
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}
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*/
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public void nextPage() {
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g2.dispose();
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try {
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document.newPage(); // is this bad if no addl pages are made?
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} catch (Exception e) {
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e.printStackTrace();
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}
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g2 = content.createGraphicsShapes(width, height);
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}
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public void endFrame() {
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//System.out.println("endFrame()");
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/*
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String text1 = "This text has \u0634\u0627\u062f\u062c\u0645\u0647\u0648\u0631 123,456 \u0645\u0646 (Arabic)";
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java.awt.Font font = new java.awt.Font("arial", 0, 18);
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g2.setFont(font);
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g2.drawString(text1, 100, 100);
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*/
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g2.dispose();
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/*
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content.addTemplate(tp, 0, 0); //50, 400);
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*/
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try {
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document.newPage(); // is this bad if no addl pages are made?
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} catch (Exception e) {
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e.printStackTrace();
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}
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//System.out.println("closing document");
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document.close(); // can't be done in finalize, not always called
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}
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//protected void finalize() throws Throwable {
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//System.out.println("calling finalize");
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//document.close(); // do this in dispose instead?
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//}
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//////////////////////////////////////////////////////////////
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/*
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protected void rectImpl(float x1, float y1, float x2, float y2) {
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//rect.setFrame(x1, y1, x2-x1, y2-y1);
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//draw_shape(rect);
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System.out.println("rect implements");
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g2.fillRect((int)x1, (int)y1, (int) (x2-x1), (int) (y2-y1));
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}
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*
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/*
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public void clear() {
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g2.setColor(Color.red);
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g2.fillRect(0, 0, width, height);
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}
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*/
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//////////////////////////////////////////////////////////////
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public void loadPixels() {
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nope("loadPixels");
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}
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public void updatePixels() {
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nope("updatePixels");
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}
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public void updatePixels(int x, int y, int c, int d) {
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nope("updatePixels");
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}
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//
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public int get(int x, int y) {
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nope("get");
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return 0; // not reached
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}
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public PImage get(int x, int y, int c, int d) {
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nope("get");
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return null; // not reached
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}
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public PImage get() {
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nope("get");
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return null; // not reached
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}
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public void set(int x, int y, int argb) {
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nope("set");
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}
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public void set(int x, int y, PImage image) {
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nope("set");
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}
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//
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public void mask(int alpha[]) {
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nope("mask");
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}
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public void mask(PImage alpha) {
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nope("mask");
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}
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//
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public void filter(int kind) {
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nope("filter");
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}
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public void filter(int kind, float param) {
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nope("filter");
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}
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//
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public void copy(int sx1, int sy1, int sx2, int sy2,
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int dx1, int dy1, int dx2, int dy2) {
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nope("copy");
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}
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public void copy(PImage src,
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int sx1, int sy1, int sx2, int sy2,
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int dx1, int dy1, int dx2, int dy2) {
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nope("copy");
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}
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//
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public void blend(int sx, int sy, int dx, int dy, int mode) {
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nope("blend");
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}
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public void blend(PImage src,
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int sx, int sy, int dx, int dy, int mode) {
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nope("blend");
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}
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public void blend(int sx1, int sy1, int sx2, int sy2,
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int dx1, int dy1, int dx2, int dy2, int mode) {
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nope("blend");
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}
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public void blend(PImage src,
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int sx1, int sy1, int sx2, int sy2,
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int dx1, int dy1, int dx2, int dy2, int mode) {
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nope("blend");
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}
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//
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public void save(String filename) {
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nope("save");
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}
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//////////////////////////////////////////////////////////////
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protected void nope(String function) {
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throw new RuntimeException("No " + function + "() for PGraphicsPDF");
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}
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}
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