rtfdestinationshppict.java

处理PDF

		}
		switch (dataFormat) {
		case FORMAT_HEXADECIMAL:
			hexChars.append((char) ch);
			if (hexChars.length() == 2) {
				try {
					dataOS.write((char) Integer.parseInt(hexChars.toString(),
							16));
				} catch (NumberFormatException e) {
					e.printStackTrace();
				}
				hexChars = new StringBuffer();
			}
			break;
		case FORMAT_BINARY:
			if (dataOS == null) {
				dataOS = new ByteArrayOutputStream();
			}
			// HGS - FIX ME IF PROBLEM!
			dataOS.write((char) (ch));
			// PNG signature should be.
			//			   (decimal)              137  80  78  71  13  10  26  10
			//			   (hexadecimal)           89  50  4e  47  0d  0a  1a  0a
			//			   (ASCII C notation)    \211   P   N   G  \r  \n \032 \n

			binaryLength--;
			if (binaryLength == 0) {
				dataFormat = FORMAT_HEXADECIMAL;
			}
			break;
		}

		return true;
	}

	public boolean handleControlWord(RtfCtrlWordData ctrlWordData) {
		boolean result = false;
		boolean skipCtrlWord = false;
		if (this.rtfParser.isImport()) {
			skipCtrlWord = true;
			if (ctrlWordData.ctrlWord.equals("shppict")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("nonshppict")) /* never gets here because this is a destination set to null */{
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("blipuid")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picprop")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("pict")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("emfblip")) {
				result = true;
				pictureType = Image.ORIGINAL_NONE;
			} else if (ctrlWordData.ctrlWord.equals("pngblip")) {
				result = true;
				pictureType = Image.ORIGINAL_PNG;
			} else if (ctrlWordData.ctrlWord.equals("jepgblip")) {
				result = true;
				pictureType = Image.ORIGINAL_JPEG;
			} else if (ctrlWordData.ctrlWord.equals("macpict")) {
				result = true;
				pictureType = Image.ORIGINAL_NONE;
			} else if (ctrlWordData.ctrlWord.equals("pmmetafile")) {
				result = true;
				pictureType = Image.ORIGINAL_NONE;
			} else if (ctrlWordData.ctrlWord.equals("wmetafile")) {
				result = true;
				pictureType = Image.ORIGINAL_WMF;
			} else if (ctrlWordData.ctrlWord.equals("dibitmap")) {
				result = true;
				pictureType = Image.ORIGINAL_NONE;
			} else if (ctrlWordData.ctrlWord.equals("wbitmap")) {
				result = true;
				pictureType = Image.ORIGINAL_BMP;
			}
			/* bitmap information */
			else if (ctrlWordData.ctrlWord.equals("wbmbitspixel")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("wbmplanes")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("wbmwidthbytes")) {
				result = true;
			} else
			/* picture size, scaling and cropping */
			if (ctrlWordData.ctrlWord.equals("picw")) {
				this.width = ctrlWordData.toLong();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("pich")) {
				this.height = ctrlWordData.toLong();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picwgoal")) {
				this.desiredWidth = ctrlWordData.toLong();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("pichgoal")) {
				this.desiredHeight = ctrlWordData.toLong();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picscalex")) {
				this.scaleX = ctrlWordData.toInteger();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picscaley")) {
				this.scaleY = ctrlWordData.toInteger();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picscaled")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picprop")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("defshp")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("piccropt")) {
				this.cropTop = ctrlWordData.toInteger();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("piccropb")) {
				this.cropBottom = ctrlWordData.toInteger();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("piccropl")) {
				this.cropLeft = ctrlWordData.toInteger();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("piccropr")) {
				this.cropRight = ctrlWordData.toInteger();
				result = true;
			} else
			/* metafile information */
			if (ctrlWordData.ctrlWord.equals("picbmp")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("picbpp")) {
				result = true;
			} else
			/* picture data */
			if (ctrlWordData.ctrlWord.equals("bin")) {
				this.dataFormat = FORMAT_BINARY;
				// set length to param
				this.binaryLength = ctrlWordData.longValue();
				this.rtfParser.setTokeniserStateBinary(binaryLength);
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("blipupi")) {
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("blipuid")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			} else if (ctrlWordData.ctrlWord.equals("bliptag")) {
				result = true;
			}
		}

		if (this.rtfParser.isConvert()) {
			if (ctrlWordData.ctrlWord.equals("shppict")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("nonshppict")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("blipuid")) {
				result = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("pict")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("emfblip")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("pngblip")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("jepgblip")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("macpict")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("pmmetafile")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("wmetafile")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("dibitmap")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("wbitmap")) {
				result = true;
			}
			/* bitmap information */
			if (ctrlWordData.ctrlWord.equals("wbmbitspixel")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("wbmplanes")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("wbmwidthbytes")) {
				result = true;
			}
			/* picture size, scaling and cropping */
			if (ctrlWordData.ctrlWord.equals("picw")) {
				this.width = ctrlWordData.toLong();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("pich")) {
				this.height = ctrlWordData.toLong();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("picwgoal")) {
				this.desiredWidth = ctrlWordData.toLong();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("pichgoal")) {
				this.desiredHeight = ctrlWordData.toLong();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("picscalex")) {
				this.scaleX = ctrlWordData.toInteger();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("picscaley")) {
				this.scaleY = ctrlWordData.toInteger();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("picscaled")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("picprop")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("defshp")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("piccropt")) {
				this.cropTop = ctrlWordData.toInteger();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("piccropb")) {
				this.cropBottom = ctrlWordData.toInteger();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("piccropl")) {
				this.cropLeft = ctrlWordData.toInteger();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("piccropr")) {
				this.cropRight = ctrlWordData.toInteger();
				result = true;
			}
			/* metafile information */
			if (ctrlWordData.ctrlWord.equals("picbmp")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("picbpp")) {
				result = true;
			}
			/* picture data */
			if (ctrlWordData.ctrlWord.equals("bin")) {
				dataFormat = FORMAT_BINARY;
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("blipupi")) {
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("blipuid")) {
				skipCtrlWord = true;
				this.rtfParser.setTokeniserStateSkipGroup();
				result = true;
			}
			if (ctrlWordData.ctrlWord.equals("bliptag")) {
				result = true;
			}
		}
		if (!skipCtrlWord) {
			switch (this.rtfParser.getConversionType()) {
			case RtfParser.TYPE_IMPORT_FULL:
				writeBuffer();
				writeText(ctrlWordData.toString());
				result = true;
				break;
			case RtfParser.TYPE_IMPORT_FRAGMENT:
				writeBuffer();
				writeText(ctrlWordData.toString());
				result = true;
				break;
			case RtfParser.TYPE_CONVERT:
				result = true;
				break;
			default: // error because is should be an import or convert
				result = false;
				break;
			}
		}
		return result;
	}

	/* (non-Javadoc)
	 * @see com.lowagie.text.rtf.direct.RtfDestination#setDefaults()
	 */
	public void setToDefaults() {

		this.buffer = new StringBuffer();
		//this.data = null;
		this.width = null;
		this.height = null;
		this.desiredWidth = null;
		this.desiredHeight = null;
		this.scaleX = new Integer(100);
		this.scaleY = new Integer(100);
		this.scaled = null;
		this.inlinePicture = Boolean.FALSE;
		this.wordArt = Boolean.FALSE;
		this.cropTop = new Integer(0);
		this.cropBottom = new Integer(0);
		this.cropLeft = new Integer(0);
		this.cropRight = new Integer(0);
		this.bitmap = false;
		this.bbp = 1;
		this.dataFormat = FORMAT_HEXADECIMAL;
		this.binaryLength = 0;
		this.unitsPerInch = null;
		this.tag = "";
	}

	private void writeBuffer() {
		writeText(this.buffer.toString());
		//setToDefaults();
	}

	private void writeText(String value) {
		if (this.rtfParser.getState().newGroup) {
			this.rtfParser.getRtfDocument().add(new RtfDirectContent("{"));
			this.rtfParser.getState().newGroup = false;
		}
		if (value.length() > 0) {
			this.rtfParser.getRtfDocument().add(new RtfDirectContent(value));
		}
	}

}