/// <summary>
/// Creates a polygon
/// </summary>
/// <param name="anchor">the client anchor describes how this Group is attached
/// to the sheet.</param>
/// <returns>the newly Created shape.</returns>
public HSSFPolygon CreatePolygon(IClientAnchor anchor)
{
HSSFPolygon shape = new HSSFPolygon(null, (HSSFAnchor)anchor);
AddShape(shape);
OnCreate(shape);
return(shape);
}
/// <summary>
/// Creates a polygon
/// </summary>
/// <param name="anchor">the client anchor describes how this Group Is attached
/// to the sheet.</param>
/// <returns>the newly Created shape.</returns>
public HSSFPolygon CreatePolygon(HSSFChildAnchor anchor)
{
HSSFPolygon shape = new HSSFPolygon(this, anchor);
shape.Parent = this;
shape.Anchor = anchor;
shapes.Add(shape);
OnCreate(shape);
return(shape);
}
/**
* Fills a (closed) polygon, as defined by a pair of arrays, which
* hold the <i>x</i> and <i>y</i> coordinates.
*
* This Draws the polygon, with <c>nPoint</c> line segments.
* The first <c>nPoint - 1</c> line segments are
* Drawn between sequential points
* (<c>xPoints[i],yPoints[i],xPoints[i+1],yPoints[i+1]</c>).
* The line segment Is a closing one, from the last point to
* the first (assuming they are different).
*
* The area inside of the polygon Is defined by using an
* even-odd Fill rule (also known as the alternating rule), and
* the area inside of it Is Filled.
* @param xPoints array of the <c>x</c> coordinates.
* @param yPoints array of the <c>y</c> coordinates.
* @param nPoints the total number of points in the polygon.
* @see java.awt.Graphics#DrawPolygon(int[], int[], int)
*/
public void FillPolygon(int[] xPoints, int[] yPoints,
int nPoints)
{
int right = FindBiggest(xPoints);
int bottom = FindBiggest(yPoints);
int left = FindSmallest(xPoints);
int top = FindSmallest(yPoints);
HSSFPolygon shape = escherGroup.CreatePolygon(new HSSFChildAnchor(left, top, right, bottom));
shape.SetPolygonDrawArea(right - left, bottom - top);
shape.SetPoints(AddToAll(xPoints, -left), AddToAll(yPoints, -top));
shape.SetLineStyleColor(foreground.R, foreground.G, foreground.B);
shape.SetFillColor(foreground.R, foreground.G, foreground.B);
}
/**
* build shape tree from escher container
* @param container root escher container from which escher records must be taken
* @param agg - EscherAggregate
* @param out - shape container to which shapes must be added
* @param root - node to create HSSFObjectData shapes
*/
public static void CreateShapeTree(EscherContainerRecord container, EscherAggregate agg,
HSSFShapeContainer out1, DirectoryNode root)
{
if (container.RecordId == EscherContainerRecord.SPGR_CONTAINER)
{
ObjRecord obj = null;
EscherClientDataRecord clientData = (EscherClientDataRecord)((EscherContainerRecord)container.GetChild(0)).GetChildById(EscherClientDataRecord.RECORD_ID);
if (null != clientData)
{
obj = (ObjRecord)agg.GetShapeToObjMapping()[clientData];
}
HSSFShapeGroup group = new HSSFShapeGroup(container, obj);
IList <EscherContainerRecord> children = container.ChildContainers;
// skip the first child record, it is group descriptor
for (int i = 0; i < children.Count; i++)
{
EscherContainerRecord spContainer = children[(i)];
if (i != 0)
{
CreateShapeTree(spContainer, agg, group, root);
}
}
out1.AddShape(group);
}
else if (container.RecordId == EscherContainerRecord.SP_CONTAINER)
{
Dictionary <EscherRecord, Record.Record> shapeToObj = agg.GetShapeToObjMapping();
ObjRecord objRecord = null;
TextObjectRecord txtRecord = null;
foreach (EscherRecord record in container.ChildRecords)
{
switch (record.RecordId)
{
case EscherClientDataRecord.RECORD_ID:
objRecord = (ObjRecord)shapeToObj[(record)];
break;
case EscherTextboxRecord.RECORD_ID:
txtRecord = (TextObjectRecord)shapeToObj[(record)];
break;
}
}
if (IsEmbeddedObject(objRecord))
{
HSSFObjectData objectData = new HSSFObjectData(container, objRecord, root);
out1.AddShape(objectData);
return;
}
CommonObjectDataSubRecord cmo = (CommonObjectDataSubRecord)objRecord.SubRecords[0];
HSSFShape shape;
switch (cmo.ObjectType)
{
case CommonObjectType.Picture:
shape = new HSSFPicture(container, objRecord);
break;
case CommonObjectType.Rectangle:
shape = new HSSFSimpleShape(container, objRecord, txtRecord);
break;
case CommonObjectType.Line:
shape = new HSSFSimpleShape(container, objRecord);
break;
case CommonObjectType.ComboBox:
shape = new HSSFCombobox(container, objRecord);
break;
case CommonObjectType.MicrosoftOfficeDrawing:
EscherOptRecord optRecord = (EscherOptRecord)container.GetChildById(EscherOptRecord.RECORD_ID);
EscherProperty property = optRecord.Lookup(EscherProperties.GEOMETRY__VERTICES);
if (null != property)
{
shape = new HSSFPolygon(container, objRecord, txtRecord);
}
else
{
shape = new HSSFSimpleShape(container, objRecord, txtRecord);
}
break;
case CommonObjectType.Text:
shape = new HSSFTextbox(container, objRecord, txtRecord);
break;
case CommonObjectType.Comment:
shape = new HSSFComment(container, objRecord, txtRecord, agg.GetNoteRecordByObj(objRecord));
break;
default:
shape = new HSSFSimpleShape(container, objRecord, txtRecord);
break;
}
out1.AddShape(shape);
}
}
