| Methods Summary |
|---|
| public int | allocateShapeId(short drawingGroupId)Allocates new shape id for the new drawing group id.
dgg.setNumShapesSaved( dgg.getNumShapesSaved() + 1 );
// Add to existing cluster if space available
for (int i = 0; i < dgg.getFileIdClusters().length; i++)
{
EscherDggRecord.FileIdCluster c = dgg.getFileIdClusters()[i];
if (c.getDrawingGroupId() == drawingGroupId && c.getNumShapeIdsUsed() != 1024)
{
int result = c.getNumShapeIdsUsed() + (1024 * (i+1));
c.incrementShapeId();
EscherDgRecord dg = getDrawingGroup(drawingGroupId);
dg.setNumShapes( dg.getNumShapes() + 1 );
dg.setLastMSOSPID( result );
if (result >= dgg.getShapeIdMax())
dgg.setShapeIdMax( result + 1 );
return result;
}
}
// Create new cluster
dgg.addCluster( drawingGroupId, 0 );
dgg.getFileIdClusters()[dgg.getFileIdClusters().length-1].incrementShapeId();
EscherDgRecord dg = getDrawingGroup(drawingGroupId);
dg.setNumShapes( dg.getNumShapes() + 1 );
int result = (1024 * dgg.getFileIdClusters().length);
dg.setLastMSOSPID( result );
if (result >= dgg.getShapeIdMax())
dgg.setShapeIdMax( result + 1 );
return result;
|
| public org.apache.poi.ddf.EscherDgRecord | createDgRecord()
EscherDgRecord dg = new EscherDgRecord();
dg.setRecordId( EscherDgRecord.RECORD_ID );
short dgId = findNewDrawingGroupId();
dg.setOptions( (short) ( dgId << 4 ) );
dg.setNumShapes( 0 );
dg.setLastMSOSPID( -1 );
drawingGroups.add(dg);
dgg.addCluster( dgId, 0 );
dgg.setDrawingsSaved( dgg.getDrawingsSaved() + 1 );
return dg;
|
| boolean | drawingGroupExists(short dgId)
for ( int i = 0; i < dgg.getFileIdClusters().length; i++ )
{
if ( dgg.getFileIdClusters()[i].getDrawingGroupId() == dgId )
return true;
}
return false;
|
| int | findFreeSPIDBlock()
int max = dgg.getShapeIdMax();
int next = ( ( max / 1024 ) + 1 ) * 1024;
return next;
|
| short | findNewDrawingGroupId()
short dgId = 1;
while ( drawingGroupExists( dgId ) )
dgId++;
return dgId;
|
| public org.apache.poi.ddf.EscherDggRecord | getDgg()
return dgg;
|
| org.apache.poi.ddf.EscherDgRecord | getDrawingGroup(int drawingGroupId)
return (EscherDgRecord) drawingGroups.get(drawingGroupId-1);
|
