pgraphicspdf.java

来自「This is processing for java examples.」· Java 代码 · 共 620 行 · 第 1/2 页

   * Change the textMode() to either SHAPE or MODEL.
   * <br/>
   * This resets all renderer settings, and should therefore
   * be called <EM>before</EM> any other commands that set the fill()
   * or the textFont() or anything. Unlike other renderers,
   * use textMode() directly after the size() command.
   */
  public void textMode(int mode) {
    if (textMode != mode) {
      if (mode == SHAPE) {
        g2.dispose();
        g2 = content.createGraphicsShapes(width, height);
      } else if (mode == MODEL) {
        g2.dispose();
        g2 = content.createGraphics(width, height, mapper);
//        g2 = template.createGraphics(width, height, mapper);
      } else if (mode == SCREEN) {
        throw new RuntimeException("textMode(SCREEN) not supported with PDF");
      } else {
        throw new RuntimeException("That textMode() does not exist");
      }
    }
  }


  /**
   * Call to explicitly go to the next page from within a single draw().
   */
  public void nextPage() {
	  PStyle savedStyle = getStyle();
    g2.dispose();
    
    try {
//    writer.setPageEmpty(false);  // maybe useful later
      document.newPage();  // is this bad if no addl pages are made?
    } catch (Exception e) {
      e.printStackTrace();
    }
    if (textMode == SHAPE) {
      g2 = content.createGraphicsShapes(width, height);
    } else if (textMode == MODEL) {
      g2 = content.createGraphics(width, height, mapper);
    }
    style(savedStyle);

    // should there be a beginDraw/endDraw in here?
  }


  public void dispose() {
    if (document != null) {
      g2.dispose();
      document.close();  // can't be done in finalize, not always called
      document = null;
    }
    //new Exception().printStackTrace(System.out);
  }


  /**
   * Don't open a window for this renderer, it won't be used.
   */
  public boolean displayable() {
    return false;
  }

  /*
  protected void finalize() throws Throwable {
    System.out.println("calling finalize");
  //document.close();  // do this in dispose instead?
  }
  */


  //////////////////////////////////////////////////////////////


  /*
  public void endRecord() {
    super.endRecord();
    dispose();
  }


  public void endRaw() {
    System.out.println("ending raw");
    super.endRaw();
    System.out.println("disposing");
    dispose();
    System.out.println("done");
  }
  */


  //////////////////////////////////////////////////////////////


  /*
  protected void rectImpl(float x1, float y1, float x2, float y2) {
    //rect.setFrame(x1, y1, x2-x1, y2-y1);
    //draw_shape(rect);
    System.out.println("rect implements");
    g2.fillRect((int)x1, (int)y1, (int) (x2-x1), (int) (y2-y1));
  }
  *

  /*
  public void clear() {
    g2.setColor(Color.red);
    g2.fillRect(0, 0, width, height);
  }
  */


  //////////////////////////////////////////////////////////////


  /*
  protected void imageImplAWT(java.awt.Image awtImage,
                              float x1, float y1, float x2, float y2,
                              int u1, int v1, int u2, int v2) {
    pushMatrix();
    translate(x1, y1);
    int awtImageWidth = awtImage.getWidth(null);
    int awtImageHeight = awtImage.getHeight(null);
    scale((x2 - x1) / (float)awtImageWidth,
          (y2 - y1) / (float)awtImageHeight);
    g2.drawImage(awtImage,
                 0, 0, awtImageWidth, awtImageHeight,
                 u1, v1, u2, v2, null);
    popMatrix();
  }
  */


  //////////////////////////////////////////////////////////////


  public void loadPixels() {
    nope("loadPixels");
  }

  public void updatePixels() {
    nope("updatePixels");
  }

  public void updatePixels(int x, int y, int c, int d) {
    nope("updatePixels");
  }

  //

  public int get(int x, int y) {
    nope("get");
    return 0;  // not reached
  }

  public PImage get(int x, int y, int c, int d) {
    nope("get");
    return null;  // not reached
  }

  public PImage get() {
    nope("get");
    return null;  // not reached
  }

  public void set(int x, int y, int argb) {
    nope("set");
  }

  public void set(int x, int y, PImage image) {
    nope("set");
  }

  //

  public void mask(int alpha[]) {
    nope("mask");
  }

  public void mask(PImage alpha) {
    nope("mask");
  }

  //

  public void filter(int kind) {
    nope("filter");
  }

  public void filter(int kind, float param) {
    nope("filter");
  }

  //

  public void copy(int sx1, int sy1, int sx2, int sy2,
                   int dx1, int dy1, int dx2, int dy2) {
    nope("copy");
  }

  public void copy(PImage src,
                   int sx1, int sy1, int sx2, int sy2,
                   int dx1, int dy1, int dx2, int dy2) {
    nope("copy");
  }

  //

  public void blend(int sx, int sy, int dx, int dy, int mode) {
    nope("blend");
  }

  public void blend(PImage src,
                    int sx, int sy, int dx, int dy, int mode) {
    nope("blend");
  }

  public void blend(int sx1, int sy1, int sx2, int sy2,
                    int dx1, int dy1, int dx2, int dy2, int mode) {
    nope("blend");
  }

  public void blend(PImage src,
                    int sx1, int sy1, int sx2, int sy2,
                    int dx1, int dy1, int dx2, int dy2, int mode) {
    nope("blend");
  }

  //

  public void save(String filename) {
    nope("save");
  }


  //////////////////////////////////////////////////////////////


  /**
   * Add a directory that should be searched for font data.
   * <br/>
   * On Mac OS X, the following directories are added by default:
   * <UL>
   * <LI>/System/Library/Fonts
   * <LI>/Library/Fonts
   * <LI>~/Library/Fonts
   * </UL>
   * On Windows, all drive letters are searched for WINDOWS\Fonts
   * or WINNT\Fonts, any that exists is added.
   * <br/><br/>
   * On Linux or any other platform, you'll need to add the
   * directories by hand. (If there are actual standards here that we
   * can use as a starting point, please file a bug to make a note of it)
   */
  public void addFonts(String directory) {
    mapper.insertDirectory(directory);
  }


  /**
   * List the fonts known to the PDF renderer. This is like PFont.list(),
   * however not all those fonts are available by default.
   */
  public String[] listFonts() {
     /*
      //System.out.println("list of fonts");
      HashMap map = mapper.getAliases();
      //KeySet keys = map.keySet();
      Set entries = map.entrySet();
      Iterator it = entries.iterator();
      while (it.hasNext()) {
        Map.Entry entry = (Map.Entry) it.next();
        System.out.println(entry.getKey() + "-->" + entry.getValue());
      }
     */

     /*
    HashMap map = mapper.getAliases();
    KeySet keys = map.keySet();
    Iterator it = entries.iterator();
    while (it.hasNext()) {
      Map.Entry entry = (Map.Entry) it.next();
      System.out.println(entry.getKey() + "-->" + entry.getValue());
    }
     */

    HashMap map = mapper.getAliases();
    Set entries = map.entrySet();
    String list[] = new String[entries.size()];
    Iterator it = entries.iterator();
    int count = 0;
    while (it.hasNext()) {
      Map.Entry entry = (Map.Entry) it.next();
      //System.out.println(entry.getKey() + "-->" + entry.getValue());
      list[count++] = (String) entry.getKey();
    }
    return PApplet.sort(list);
  }


  //////////////////////////////////////////////////////////////


  protected void nope(String function) {
    throw new RuntimeException("No " + function + "() for PGraphicsPDF");
  }
}