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The Apache Commons Codec package contains simple encoder and decoders for
various formats such as Base64 and Hexadecimal. In addition to these
widely used encoders and decoders, the codec package also maintains a
collection of phonetic encoding utilities.
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/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
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*/
package org.apache.poi.xslf.usermodel;
import java.awt.Dimension;
import java.awt.geom.Rectangle2D;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.poi.ooxml.POIXMLDocumentPart.RelationPart;
import org.apache.poi.sl.draw.DrawPictureShape;
import org.apache.poi.sl.usermodel.GroupShape;
import org.apache.poi.sl.usermodel.PictureData;
import org.apache.poi.util.Beta;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
import org.apache.poi.util.Units;
import org.apache.xmlbeans.XmlObject;
import org.openxmlformats.schemas.drawingml.x2006.main.CTGroupShapeProperties;
import org.openxmlformats.schemas.drawingml.x2006.main.CTGroupTransform2D;
import org.openxmlformats.schemas.drawingml.x2006.main.CTNonVisualDrawingProps;
import org.openxmlformats.schemas.drawingml.x2006.main.CTPoint2D;
import org.openxmlformats.schemas.drawingml.x2006.main.CTPositiveSize2D;
import org.openxmlformats.schemas.presentationml.x2006.main.CTConnector;
import org.openxmlformats.schemas.presentationml.x2006.main.CTGraphicalObjectFrame;
import org.openxmlformats.schemas.presentationml.x2006.main.CTGroupShape;
import org.openxmlformats.schemas.presentationml.x2006.main.CTGroupShapeNonVisual;
import org.openxmlformats.schemas.presentationml.x2006.main.CTOleObject;
import org.openxmlformats.schemas.presentationml.x2006.main.CTPicture;
import org.openxmlformats.schemas.presentationml.x2006.main.CTShape;
/**
* Represents a group shape that consists of many shapes grouped together.
*
* @author Yegor Kozlov
*/
@Beta
public class XSLFGroupShape extends XSLFShape
implements XSLFShapeContainer, GroupShape {
private final static POILogger _logger = POILogFactory.getLogger(XSLFGroupShape.class);
private final List _shapes;
private final CTGroupShapeProperties _grpSpPr;
private XSLFDrawing _drawing;
protected XSLFGroupShape(CTGroupShape shape, XSLFSheet sheet){
super(shape,sheet);
_shapes = XSLFSheet.buildShapes(shape, this);
_grpSpPr = shape.getGrpSpPr();
}
@Override
protected CTGroupShapeProperties getGrpSpPr() {
return _grpSpPr;
}
private CTGroupTransform2D getSafeXfrm() {
CTGroupTransform2D xfrm = getXfrm();
return (xfrm == null ? getGrpSpPr().addNewXfrm() : xfrm);
}
protected CTGroupTransform2D getXfrm() {
return getGrpSpPr().getXfrm();
}
@Override
public Rectangle2D getAnchor(){
CTGroupTransform2D xfrm = getXfrm();
CTPoint2D off = xfrm.getOff();
double x = Units.toPoints(off.getX());
double y = Units.toPoints(off.getY());
CTPositiveSize2D ext = xfrm.getExt();
double cx = Units.toPoints(ext.getCx());
double cy = Units.toPoints(ext.getCy());
return new Rectangle2D.Double(x,y,cx,cy);
}
@Override
public void setAnchor(Rectangle2D anchor){
CTGroupTransform2D xfrm = getSafeXfrm();
CTPoint2D off = xfrm.isSetOff() ? xfrm.getOff() : xfrm.addNewOff();
long x = Units.toEMU(anchor.getX());
long y = Units.toEMU(anchor.getY());
off.setX(x);
off.setY(y);
CTPositiveSize2D ext = xfrm.isSetExt() ? xfrm.getExt() : xfrm.addNewExt();
long cx = Units.toEMU(anchor.getWidth());
long cy = Units.toEMU(anchor.getHeight());
ext.setCx(cx);
ext.setCy(cy);
}
/**
*
* @return the coordinates of the child extents rectangle
* used for calculations of grouping, scaling, and rotation
* behavior of shapes placed within a group.
*/
@Override
public Rectangle2D getInteriorAnchor(){
CTGroupTransform2D xfrm = getXfrm();
CTPoint2D off = xfrm.getChOff();
double x = Units.toPoints(off.getX());
double y = Units.toPoints(off.getY());
CTPositiveSize2D ext = xfrm.getChExt();
double cx = Units.toPoints(ext.getCx());
double cy = Units.toPoints(ext.getCy());
return new Rectangle2D.Double(x, y, cx, cy);
}
/**
*
* @param anchor the coordinates of the child extents rectangle
* used for calculations of grouping, scaling, and rotation
* behavior of shapes placed within a group.
*/
@Override
public void setInteriorAnchor(Rectangle2D anchor) {
CTGroupTransform2D xfrm = getSafeXfrm();
CTPoint2D off = xfrm.isSetChOff() ? xfrm.getChOff() : xfrm.addNewChOff();
long x = Units.toEMU(anchor.getX());
long y = Units.toEMU(anchor.getY());
off.setX(x);
off.setY(y);
CTPositiveSize2D ext = xfrm.isSetChExt() ? xfrm.getChExt() : xfrm.addNewChExt();
long cx = Units.toEMU(anchor.getWidth());
long cy = Units.toEMU(anchor.getHeight());
ext.setCx(cx);
ext.setCy(cy);
}
/**
* @return child shapes contained within this group
*/
@Override
public List getShapes(){
return _shapes;
}
/**
* Returns an iterator over the shapes in this sheet
*
* @return an iterator over the shapes in this sheet
*/
@Override
public Iterator iterator(){
return _shapes.iterator();
}
/**
* Remove the specified shape from this group
*/
@Override
public boolean removeShape(XSLFShape xShape) {
XmlObject obj = xShape.getXmlObject();
CTGroupShape grpSp = (CTGroupShape)getXmlObject();
getSheet().deregisterShapeId(xShape.getShapeId());
if(obj instanceof CTShape){
grpSp.getSpList().remove(obj);
} else if (obj instanceof CTGroupShape){
XSLFGroupShape gs = (XSLFGroupShape)xShape;
new ArrayList<>(gs.getShapes()).forEach(gs::removeShape);
grpSp.getGrpSpList().remove(obj);
} else if (obj instanceof CTConnector){
grpSp.getCxnSpList().remove(obj);
} else if (obj instanceof CTGraphicalObjectFrame) {
grpSp.getGraphicFrameList().remove(obj);
} else if (obj instanceof CTPicture) {
XSLFPictureShape ps = (XSLFPictureShape)xShape;
XSLFSheet sh = getSheet();
if (sh != null) {
sh.removePictureRelation(ps);
}
grpSp.getPicList().remove(obj);
} else {
throw new IllegalArgumentException("Unsupported shape: " + xShape);
}
return _shapes.remove(xShape);
}
/**
* @param shapeId 1-based shapeId
*/
static CTGroupShape prototype(int shapeId) {
CTGroupShape ct = CTGroupShape.Factory.newInstance();
CTGroupShapeNonVisual nvSpPr = ct.addNewNvGrpSpPr();
CTNonVisualDrawingProps cnv = nvSpPr.addNewCNvPr();
cnv.setName("Group " + shapeId);
cnv.setId(shapeId);
nvSpPr.addNewCNvGrpSpPr();
nvSpPr.addNewNvPr();
ct.addNewGrpSpPr();
return ct;
}
// shape factory methods
private XSLFDrawing getDrawing(){
if(_drawing == null) {
_drawing = new XSLFDrawing(getSheet(), (CTGroupShape)getXmlObject());
}
return _drawing;
}
@Override
public XSLFAutoShape createAutoShape(){
XSLFAutoShape sh = getDrawing().createAutoShape();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFFreeformShape createFreeform(){
XSLFFreeformShape sh = getDrawing().createFreeform();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFTextBox createTextBox(){
XSLFTextBox sh = getDrawing().createTextBox();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFConnectorShape createConnector(){
XSLFConnectorShape sh = getDrawing().createConnector();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFGroupShape createGroup(){
XSLFGroupShape sh = getDrawing().createGroup();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFPictureShape createPicture(PictureData pictureData){
if (!(pictureData instanceof XSLFPictureData)) {
throw new IllegalArgumentException("pictureData needs to be of type XSLFPictureData");
}
RelationPart rp = getSheet().addRelation(null, XSLFRelation.IMAGES, (XSLFPictureData)pictureData);
XSLFPictureShape sh = getDrawing().createPicture(rp.getRelationship().getId());
new DrawPictureShape(sh).resize();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFObjectShape createOleShape(PictureData pictureData) {
if (!(pictureData instanceof XSLFPictureData)) {
throw new IllegalArgumentException("pictureData needs to be of type XSLFPictureData");
}
RelationPart rp = getSheet().addRelation(null, XSLFRelation.IMAGES, (XSLFPictureData)pictureData);
XSLFObjectShape sh = getDrawing().createOleShape(rp.getRelationship().getId());
CTOleObject oleObj = sh.getCTOleObject();
Dimension dim = pictureData.getImageDimension();
oleObj.setImgW(Units.toEMU(dim.getWidth()));
oleObj.setImgH(Units.toEMU(dim.getHeight()));
getShapes().add(sh);
sh.setParent(this);
return sh;
}
public XSLFTable createTable(){
XSLFTable sh = getDrawing().createTable();
_shapes.add(sh);
sh.setParent(this);
return sh;
}
@Override
public XSLFTable createTable(int numRows, int numCols){
if (numRows < 1 || numCols < 1) {
throw new IllegalArgumentException("numRows and numCols must be greater than 0");
}
XSLFTable sh = getDrawing().createTable();
_shapes.add(sh);
sh.setParent(this);
for (int r=0; r tgtShapes = getShapes();
List srcShapes = gr.getShapes();
// workaround for a call by XSLFSheet.importContent:
// if we have already the same amount of child shapes
// then assume, that we've been called by import content and only need to update the children
if (tgtShapes.size() == srcShapes.size()) {
for(int i = 0; i < tgtShapes.size(); i++){
XSLFShape s1 = srcShapes.get(i);
XSLFShape s2 = tgtShapes.get(i);
s2.copy(s1);
}
} else {
// otherwise recreate the shapes from scratch
clear();
// recursively update each shape
for(XSLFShape shape : srcShapes) {
XSLFShape newShape;
if (shape instanceof XSLFTextBox) {
newShape = createTextBox();
} else if (shape instanceof XSLFFreeformShape) {
newShape = createFreeform();
} else if (shape instanceof XSLFAutoShape) {
newShape = createAutoShape();
} else if (shape instanceof XSLFConnectorShape) {
newShape = createConnector();
} else if (shape instanceof XSLFPictureShape) {
XSLFPictureShape p = (XSLFPictureShape)shape;
XSLFPictureData pd = p.getPictureData();
XSLFPictureData pdNew = getSheet().getSlideShow().addPicture(pd.getData(), pd.getType());
newShape = createPicture(pdNew);
} else if (shape instanceof XSLFGroupShape) {
newShape = createGroup();
} else if (shape instanceof XSLFTable) {
newShape = createTable();
} else {
_logger.log(POILogger.WARN, "copying of class "+shape.getClass()+" not supported.");
continue;
}
newShape.copy(shape);
}
}
}
/**
* Removes all of the elements from this container (optional operation).
* The container will be empty after this call returns.
*/
@Override
public void clear() {
List shapes = new ArrayList<>(getShapes());
for(XSLFShape shape : shapes){
removeShape(shape);
}
}
@Override
public void addShape(XSLFShape shape) {
throw new UnsupportedOperationException(
"Adding a shape from a different container is not supported -"
+ " create it from scratch with XSLFGroupShape.create* methods");
}
}