textbox.java

java 读写word excel ppt

                    valign = TextBox.AnchorMiddle;
                    break;
                default:
                    valign = TextBox.AnchorTop;
                    break;
            }
        } else {
            valign = prop.getPropertyValue();
        }
        return valign;
    }

    /**
     * Sets the type of vertical alignment for the text.
     * One of the <code>Anchor*</code> constants defined in this class.
     *
     * @param align - the type of alignment
     */
    public void setVerticalAlignment(int align){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__ANCHORTEXT, align);
    }
    /**
     * Returns the distance (in points) between the bottom of the text frame
     * and the bottom of the inscribed rectangle of the shape that contains the text.
     * Default value is 1/20 inch.
     *
     * @return the botom margin
     */
    public int getMarginBottom(){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        EscherSimpleProperty prop = (EscherSimpleProperty)getEscherProperty(opt, EscherProperties.TEXT__TEXTBOTTOM);
        int val = prop == null ? EMU_PER_INCH/20 : prop.getPropertyValue();
        return val/EMU_PER_POINT;
    }

    /**
     * Sets the botom margin.
     * @see #getMarginBottom()
     *
     * @param margin    the bottom margin
     */
    public void setMarginBottom(int margin){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__TEXTBOTTOM, margin*EMU_PER_POINT);
    }

    /**
     *  Returns the distance (in EMUs) between the left edge of the text frame
     *  and the left edge of the inscribed rectangle of the shape that contains
     *  the text.
     *  Default value is 1/10 inch.
     *
     * @return the left margin
     */
    public int getMarginLeft(){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        EscherSimpleProperty prop = (EscherSimpleProperty)getEscherProperty(opt, EscherProperties.TEXT__TEXTBOTTOM);
        int val = prop == null ? EMU_PER_INCH/10 : prop.getPropertyValue();
        return val/EMU_PER_POINT;
    }

    /**
     * Sets the left margin.
     * @see #getMarginLeft()
     *
     * @param margin    the left margin
     */
    public void setMarginLeft(int margin){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__TEXTLEFT, margin*EMU_PER_POINT);
    }

    /**
     *  Returns the distance (in EMUs) between the right edge of the
     *  text frame and the right edge of the inscribed rectangle of the shape
     *  that contains the text.
     *  Default value is 1/10 inch.
     *
     * @return the right margin
     */
    public int getMarginRight(){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        EscherSimpleProperty prop = (EscherSimpleProperty)getEscherProperty(opt, EscherProperties.TEXT__TEXTRIGHT);
        int val = prop == null ? EMU_PER_INCH/10 : prop.getPropertyValue();
        return val/EMU_PER_POINT;
    }

    /**
     * Sets the right margin.
     * @see #getMarginRight()
     *
     * @param margin    the right margin
     */
    public void setMarginRight(int margin){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__TEXTRIGHT, margin*EMU_PER_POINT);
    }

     /**
     *  Returns the distance (in EMUs) between the top of the text frame
     *  and the top of the inscribed rectangle of the shape that contains the text.
     *  Default value is 1/20 inch.
     *
     * @return the top margin
     */
    public int getMarginTop(){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        EscherSimpleProperty prop = (EscherSimpleProperty)getEscherProperty(opt, EscherProperties.TEXT__TEXTTOP);
        int val = prop == null ? EMU_PER_INCH/20 : prop.getPropertyValue();
        return val/EMU_PER_POINT;
    }

   /**
     * Sets the top margin.
     * @see #getMarginTop()
     *
     * @param margin    the top margin
     */
    public void setMarginTop(int margin){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__TEXTTOP, margin*EMU_PER_POINT);
    }


    /**
     * Returns the value indicating word wrap.
     * One of the <code>Wrap*</code> constants defined in this class.
     *
     * @return the value indicating word wrap
     */
    public int getWordWrap(){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        EscherSimpleProperty prop = (EscherSimpleProperty)getEscherProperty(opt, EscherProperties.TEXT__WRAPTEXT);
        return prop == null ? WrapSquare : prop.getPropertyValue();
    }

    /**
     *  Specifies how the text should be wrapped
     *
     * @param wrap  the value indicating how the text should be wrapped
     */
    public void setWordWrap(int wrap){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__WRAPTEXT, wrap);
    }

    /**
     * @return id for the text.
     */
    public int getTextId(){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        EscherSimpleProperty prop = (EscherSimpleProperty)getEscherProperty(opt, EscherProperties.TEXT__TEXTID);
        return prop == null ? 0 : prop.getPropertyValue();
    }

    /**
     * Sets text ID
     *
     * @param id of the text
     */
    public void setTextId(int id){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        setEscherProperty(opt, EscherProperties.TEXT__TEXTID, id);
    }

    /**
     * The color used to fill this shape.
     *
     * @param color the background color
     */
    public void setBackgroundColor(Color color){
        EscherOptRecord opt = (EscherOptRecord)getEscherChild(_escherContainer, EscherOptRecord.RECORD_ID);
        int rgb = new Color(color.getBlue(), color.getGreen(), color.getRed(), 0).getRGB();
        setEscherProperty(opt, EscherProperties.FILL__FILLBACKCOLOR, rgb);
    }

    /**
      * @return the TextRun object for this text box
      */
     public TextRun getTextRun(){
         return _txtrun;
     }

     public void setSheet(Sheet sheet){
        _sheet = sheet;

        // Initialize _txtrun object.
        // (We can't do it in the constructor because the sheet
        //  is not assigned then, it's only built once we have
        //  all the records)
        if(_txtrun == null) initTextRun();
        if(_txtrun == null) {
        	// No text records found, skip
        	_missingTextRecords = true;
        	return;
        } else {
        	_missingTextRecords = false;
        }
        
        // Supply the sheet to our child RichTextRuns
        _txtrun.setSheet(sheet);
        RichTextRun[] rt = _txtrun.getRichTextRuns();
        for (int i = 0; i < rt.length; i++) {
            rt[i].supplySlideShow(_sheet.getSlideShow());
        }
    }

    private void initTextRun(){
        OutlineTextRefAtom ota = null;
        
        // Find the interesting child records 
        Record[] child = _txtbox.getChildRecords();
        for (int i = 0; i < child.length; i++) {
            if (child[i] instanceof OutlineTextRefAtom) {
                ota = (OutlineTextRefAtom)child[i];
                break;
            }
        }

        Sheet sheet = getSheet();
        TextRun[] runs = sheet.getTextRuns();
        if (ota != null) {
            int idx = ota.getTextIndex();
            if(idx < runs.length) _txtrun = runs[idx];
            if(_txtrun == null) {
                logger.log(POILogger.WARN, "text run not found for OutlineTextRefAtom.TextIndex=" + idx);
            }
        } else {
            int shapeId = _escherContainer.getChildById(EscherSpRecord.RECORD_ID).getShapeId();
            if(runs != null) for (int i = 0; i < runs.length; i++) {
                if(runs[i].getShapeId() == shapeId){
                    _txtrun = runs[i];
                    break;
                }
            }
            if(_txtrun == null) {
                logger.log(POILogger.WARN, "text run not found for shapeId=" + shapeId);
            }
        }

    }
}