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345
hrmsEjb/jxl/biff/drawing/Drawing.java
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345
hrmsEjb/jxl/biff/drawing/Drawing.java
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package jxl.biff.drawing;
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import common.Assert;
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import common.Logger;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import jxl.Image;
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import jxl.biff.ByteData;
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import jxl.write.biff.File;
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public class Drawing implements DrawingGroupObject, Image {
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private static Logger logger = Logger.getLogger(Drawing.class);
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private EscherContainer readSpContainer;
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private MsoDrawingRecord msoDrawingRecord;
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private ObjRecord objRecord;
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private boolean initialized = false;
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private File imageFile;
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private byte[] imageData;
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private int objectId;
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private int blipId;
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private double x;
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private double y;
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private double width;
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private double height;
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private int referenceCount;
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private EscherContainer escherData;
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private Origin origin;
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private DrawingGroup drawingGroup;
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private DrawingData drawingData;
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private ShapeType type;
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private int shapeId;
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private int drawingNumber;
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public Drawing(MsoDrawingRecord mso, ObjRecord obj, DrawingData dd, DrawingGroup dg) {
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this.drawingGroup = dg;
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this.msoDrawingRecord = mso;
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this.drawingData = dd;
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this.objRecord = obj;
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this.initialized = false;
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this.origin = Origin.READ;
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this.drawingData.addData(this.msoDrawingRecord.getData());
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this.drawingNumber = this.drawingData.getNumDrawings() - 1;
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this.drawingGroup.addDrawing(this);
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Assert.verify((mso != null && obj != null));
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initialize();
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}
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protected Drawing(DrawingGroupObject dgo, DrawingGroup dg) {
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Drawing d = (Drawing)dgo;
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Assert.verify((d.origin == Origin.READ));
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this.msoDrawingRecord = d.msoDrawingRecord;
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this.objRecord = d.objRecord;
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this.initialized = false;
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this.origin = Origin.READ;
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this.drawingData = d.drawingData;
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this.drawingGroup = dg;
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this.drawingNumber = d.drawingNumber;
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this.drawingGroup.addDrawing(this);
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}
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public Drawing(double x, double y, double width, double height, File image) {
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this.imageFile = image;
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this.initialized = true;
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this.origin = Origin.WRITE;
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this.x = x;
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this.y = y;
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this.width = width;
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this.height = height;
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this.referenceCount = 1;
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this.type = ShapeType.PICTURE_FRAME;
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}
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public Drawing(double x, double y, double width, double height, byte[] image) {
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this.imageData = image;
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this.initialized = true;
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this.origin = Origin.WRITE;
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this.x = x;
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this.y = y;
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this.width = width;
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this.height = height;
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this.referenceCount = 1;
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this.type = ShapeType.PICTURE_FRAME;
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}
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private void initialize() {
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this.readSpContainer = this.drawingData.getSpContainer(this.drawingNumber);
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Assert.verify((this.readSpContainer != null));
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EscherRecord[] children = this.readSpContainer.getChildren();
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Sp sp = (Sp)this.readSpContainer.getChildren()[0];
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this.shapeId = sp.getShapeId();
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this.objectId = this.objRecord.getObjectId();
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this.type = ShapeType.getType(sp.getShapeType());
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if (this.type == ShapeType.UNKNOWN)
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logger.warn("Unknown shape type");
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Opt opt = (Opt)this.readSpContainer.getChildren()[1];
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if (opt.getProperty(260) != null)
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this.blipId = (opt.getProperty(260)).value;
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if (opt.getProperty(261) != null) {
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this.imageFile = new File((opt.getProperty(261)).stringValue);
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} else if (this.type == ShapeType.PICTURE_FRAME) {
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logger.warn("no filename property for drawing");
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this.imageFile = new File(Integer.toString(this.blipId));
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}
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ClientAnchor clientAnchor = null;
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for (int i = 0; i < children.length && clientAnchor == null; i++) {
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if (children[i].getType() == EscherRecordType.CLIENT_ANCHOR)
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clientAnchor = (ClientAnchor)children[i];
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}
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if (clientAnchor == null) {
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logger.warn("client anchor not found");
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} else {
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this.x = clientAnchor.getX1();
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this.y = clientAnchor.getY1();
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this.width = clientAnchor.getX2() - this.x;
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this.height = clientAnchor.getY2() - this.y;
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}
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if (this.blipId == 0)
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logger.warn("linked drawings are not supported");
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this.initialized = true;
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}
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public File getImageFile() {
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return this.imageFile;
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}
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public String getImageFilePath() {
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if (this.imageFile == null)
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return (this.blipId != 0) ? Integer.toString(this.blipId) : "__new__image__";
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return this.imageFile.getPath();
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}
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public final void setObjectId(int objid, int bip, int sid) {
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this.objectId = objid;
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this.blipId = bip;
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this.shapeId = sid;
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if (this.origin == Origin.READ)
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this.origin = Origin.READ_WRITE;
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}
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public final int getObjectId() {
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if (!this.initialized)
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initialize();
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return this.objectId;
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}
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public int getShapeId() {
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if (!this.initialized)
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initialize();
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return this.shapeId;
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}
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public final int getBlipId() {
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if (!this.initialized)
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initialize();
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return this.blipId;
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}
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public MsoDrawingRecord getMsoDrawingRecord() {
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return this.msoDrawingRecord;
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}
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public EscherContainer getSpContainer() {
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if (!this.initialized)
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initialize();
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if (this.origin == Origin.READ)
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return getReadSpContainer();
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SpContainer spContainer = new SpContainer();
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Sp sp = new Sp(this.type, this.shapeId, 2560);
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spContainer.add(sp);
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Opt opt = new Opt();
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opt.addProperty(260, true, false, this.blipId);
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if (this.type == ShapeType.PICTURE_FRAME) {
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String filePath = (this.imageFile != null) ? this.imageFile.getPath() : "";
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opt.addProperty(261, true, true, filePath.length() * 2, filePath);
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opt.addProperty(447, false, false, 65536);
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opt.addProperty(959, false, false, 524288);
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spContainer.add(opt);
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}
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ClientAnchor clientAnchor = new ClientAnchor(this.x, this.y, this.x + this.width, this.y + this.height);
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spContainer.add(clientAnchor);
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ClientData clientData = new ClientData();
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spContainer.add(clientData);
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return spContainer;
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}
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public void setDrawingGroup(DrawingGroup dg) {
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this.drawingGroup = dg;
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}
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public DrawingGroup getDrawingGroup() {
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return this.drawingGroup;
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}
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public Origin getOrigin() {
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return this.origin;
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}
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public int getReferenceCount() {
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return this.referenceCount;
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}
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public void setReferenceCount(int r) {
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this.referenceCount = r;
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}
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public double getX() {
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if (!this.initialized)
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initialize();
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return this.x;
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}
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public void setX(double x) {
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if (this.origin == Origin.READ) {
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if (!this.initialized)
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initialize();
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this.origin = Origin.READ_WRITE;
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}
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this.x = x;
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}
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public double getY() {
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if (!this.initialized)
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initialize();
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return this.y;
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}
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public void setY(double y) {
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if (this.origin == Origin.READ) {
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if (!this.initialized)
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initialize();
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this.origin = Origin.READ_WRITE;
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}
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this.y = y;
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}
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public double getWidth() {
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if (!this.initialized)
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initialize();
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return this.width;
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}
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public void setWidth(double w) {
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if (this.origin == Origin.READ) {
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if (!this.initialized)
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initialize();
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this.origin = Origin.READ_WRITE;
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}
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this.width = w;
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}
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public double getHeight() {
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if (!this.initialized)
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initialize();
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return this.height;
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}
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public void setHeight(double h) {
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if (this.origin == Origin.READ) {
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if (!this.initialized)
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initialize();
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this.origin = Origin.READ_WRITE;
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}
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this.height = h;
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}
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private EscherContainer getReadSpContainer() {
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if (!this.initialized)
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initialize();
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return this.readSpContainer;
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}
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public byte[] getImageData() {
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Assert.verify((this.origin == Origin.READ || this.origin == Origin.READ_WRITE));
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if (!this.initialized)
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initialize();
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return this.drawingGroup.getImageData(this.blipId);
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}
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public byte[] getImageBytes() throws IOException {
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if (this.origin == Origin.READ || this.origin == Origin.READ_WRITE)
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return getImageData();
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Assert.verify((this.origin == Origin.WRITE));
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if (this.imageFile == null) {
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Assert.verify((this.imageData != null));
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return this.imageData;
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}
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byte[] data = new byte[(int)this.imageFile.length()];
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FileInputStream fis = new FileInputStream(this.imageFile);
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fis.read(data, 0, data.length);
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fis.close();
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return data;
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}
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public ShapeType getType() {
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return this.type;
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}
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public void writeAdditionalRecords(File outputFile) throws IOException {
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if (this.origin == Origin.READ) {
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outputFile.write((ByteData)this.objRecord);
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return;
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}
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ObjRecord objRecord = new ObjRecord(this.objectId, ObjRecord.PICTURE);
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outputFile.write((ByteData)objRecord);
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}
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public void writeTailRecords(File outputFile) throws IOException {}
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public double getColumn() {
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return getX();
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}
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public double getRow() {
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return getY();
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}
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public boolean isFirst() {
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return this.msoDrawingRecord.isFirst();
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}
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public boolean isFormObject() {
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return false;
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}
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}
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