simpleshape.java

来自「EXCEL read and write」· Java 代码 · 共 402 行 · 第 1/2 页

     */
    public Color getFillColor(){
        return getFill().getForegroundColor();
    }

    /**
     * The color used to fill this shape.
     *
     * @param color the background color
     */
    public void setFillColor(Color color){
        getFill().setForegroundColor(color);
    }

    /**
     * Whether the shape is horizontally flipped
     *
     * @return whether the shape is horizontally flipped
     */
     public boolean getFlipHorizontal(){
        EscherSpRecord spRecord = _escherContainer.getChildById(EscherSpRecord.RECORD_ID);
        return (spRecord.getFlags()& EscherSpRecord.FLAG_FLIPHORIZ) != 0;
    }

    /**
     * Whether the shape is vertically flipped
     *
     * @return whether the shape is vertically flipped
     */
    public boolean getFlipVertical(){
        EscherSpRecord spRecord = _escherContainer.getChildById(EscherSpRecord.RECORD_ID);
        return (spRecord.getFlags()& EscherSpRecord.FLAG_FLIPVERT) != 0;
    }

    /**
     * Rotation angle in degrees
     *
     * @return rotation angle in degrees
     */
    public int getRotation(){
        int rot = getEscherProperty(EscherProperties.TRANSFORM__ROTATION);
        int angle = (rot >> 16) % 360;

        return angle;
    }

    public Rectangle2D getLogicalAnchor2D(){
        Rectangle2D anchor = getAnchor2D();

        //if it is a groupped shape see if we need to transform the coordinates
        if (_parent != null){
            Shape top = _parent;
            while(top.getParent() != null) top = top.getParent();

            Rectangle2D clientAnchor = top.getAnchor2D();
            Rectangle2D spgrAnchor = ((ShapeGroup)top).getCoordinates();

            double scalex = (double)spgrAnchor.getWidth()/clientAnchor.getWidth();
            double scaley = (double)spgrAnchor.getHeight()/clientAnchor.getHeight();

            double x = clientAnchor.getX() + (anchor.getX() - spgrAnchor.getX())/scalex;
            double y = clientAnchor.getY() + (anchor.getY() - spgrAnchor.getY())/scaley;
            double width = anchor.getWidth()/scalex;
            double height = anchor.getHeight()/scaley;

            anchor = new Rectangle2D.Double(x, y, width, height);

        }

        int angle = getRotation();
        if(angle != 0){
            double centerX = anchor.getX() + anchor.getWidth()/2;
            double centerY = anchor.getY() + anchor.getHeight()/2;

            AffineTransform trans = new AffineTransform();
            trans.translate(centerX, centerY);
            trans.rotate(Math.toRadians(angle));
            trans.translate(-centerX, -centerY);

            Rectangle2D rect = trans.createTransformedShape(anchor).getBounds2D();
            if((anchor.getWidth() < anchor.getHeight() && rect.getWidth() > rect.getHeight()) ||
                (anchor.getWidth() > anchor.getHeight() && rect.getWidth() < rect.getHeight())    ){
                trans = new AffineTransform();
                trans.translate(centerX, centerY);
                trans.rotate(Math.PI/2);
                trans.translate(-centerX, -centerY);
                anchor = trans.createTransformedShape(anchor).getBounds2D();
            }
        }
        return anchor;
    }

    public void draw(Graphics2D graphics){
        AffineTransform at = graphics.getTransform();
        ShapePainter.paint(this, graphics);
        graphics.setTransform(at);
    }

    /**
     *  Find a record in the underlying EscherClientDataRecord
     *
     * @param recordType type of the record to search
     */
    protected Record getClientDataRecord(int recordType) {

        Record[] records = getClientRecords();
        if(records != null) for (int i = 0; i < records.length; i++) {
            if(records[i].getRecordType() == recordType){
                return records[i];
            }
        }
        return null;
    }

    protected Record[] getClientRecords() {
        if(_clientData == null){
            EscherRecord r = Shape.getEscherChild(getSpContainer(), EscherClientDataRecord.RECORD_ID);
            //ddf can return EscherContainerRecord with recordId=EscherClientDataRecord.RECORD_ID
            //convert in to EscherClientDataRecord on the fly
            if(!(r instanceof EscherClientDataRecord)){
                byte[] data = r.serialize();
                r = new EscherClientDataRecord();
                r.fillFields(data, 0, new DefaultEscherRecordFactory());
            }
            _clientData = (EscherClientDataRecord)r;
        }
        if(_clientData != null && _clientRecords == null){
            byte[] data = _clientData.getRemainingData();
            _clientRecords = Record.findChildRecords(data, 0, data.length);
        }
        return _clientRecords;
    }

    protected void updateClientData() {
        if(_clientData != null && _clientRecords != null){
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            try {
                for (int i = 0; i < _clientRecords.length; i++) {
                    _clientRecords[i].writeOut(out);
                }
            } catch(Exception e){
                throw new HSLFException(e);
            }
            _clientData.setRemainingData(out.toByteArray());
        }
    }

    public void setHyperlink(Hyperlink link){
        if(link.getId() == -1){
            throw new HSLFException("You must call SlideShow.addHyperlink(Hyperlink link) first");
        }

        EscherClientDataRecord cldata = new EscherClientDataRecord();
        cldata.setOptions((short)0xF);
        getSpContainer().getChildRecords().add(cldata);

        InteractiveInfo info = new InteractiveInfo();
        InteractiveInfoAtom infoAtom = info.getInteractiveInfoAtom();

        switch(link.getType()){
            case Hyperlink.LINK_FIRSTSLIDE:
                infoAtom.setAction(InteractiveInfoAtom.ACTION_JUMP);
                infoAtom.setJump(InteractiveInfoAtom.JUMP_FIRSTSLIDE);
                infoAtom.setHyperlinkType(InteractiveInfoAtom.LINK_FirstSlide);
                break;
            case Hyperlink.LINK_LASTSLIDE:
                infoAtom.setAction(InteractiveInfoAtom.ACTION_JUMP);
                infoAtom.setJump(InteractiveInfoAtom.JUMP_LASTSLIDE);
                infoAtom.setHyperlinkType(InteractiveInfoAtom.LINK_LastSlide);
                break;
            case Hyperlink.LINK_NEXTSLIDE:
                infoAtom.setAction(InteractiveInfoAtom.ACTION_JUMP);
                infoAtom.setJump(InteractiveInfoAtom.JUMP_NEXTSLIDE);
                infoAtom.setHyperlinkType(InteractiveInfoAtom.LINK_NextSlide);
                break;
            case Hyperlink.LINK_PREVIOUSSLIDE:
                infoAtom.setAction(InteractiveInfoAtom.ACTION_JUMP);
                infoAtom.setJump(InteractiveInfoAtom.JUMP_PREVIOUSSLIDE);
                infoAtom.setHyperlinkType(InteractiveInfoAtom.LINK_PreviousSlide);
                break;
            case Hyperlink.LINK_URL:
                infoAtom.setAction(InteractiveInfoAtom.ACTION_HYPERLINK);
                infoAtom.setJump(InteractiveInfoAtom.JUMP_NONE);
                infoAtom.setHyperlinkType(InteractiveInfoAtom.LINK_Url);
                break;
          }

        infoAtom.setHyperlinkID(link.getId());

        ByteArrayOutputStream out = new ByteArrayOutputStream();
        try {
            info.writeOut(out);
        } catch(Exception e){
            throw new HSLFException(e);
        }
        cldata.setRemainingData(out.toByteArray());

    }

}