more flexible creation of a cluster

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@652290 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2008-04-30 06:21:04 +00:00
parent c5ce487ede
commit bd4e1ac388

View File

@ -38,6 +38,7 @@ public class EscherDggRecord
private int field_3_numShapesSaved;
private int field_4_drawingsSaved;
private FileIdCluster[] field_5_fileIdClusters;
private int maxDgId;
public static class FileIdCluster
{
@ -87,6 +88,7 @@ public class EscherDggRecord
for (int i = 0; i < field_5_fileIdClusters.length; i++)
{
field_5_fileIdClusters[i] = new FileIdCluster(LittleEndian.getInt( data, pos + size ), LittleEndian.getInt( data, pos + size + 4 ));
maxDgId = Math.max(maxDgId, field_5_fileIdClusters[i].getDrawingGroupId());
size += 8;
}
bytesRemaining -= size;
@ -229,7 +231,14 @@ public class EscherDggRecord
this.field_4_drawingsSaved = field_4_drawingsSaved;
}
public FileIdCluster[] getFileIdClusters()
/**
* @return The maximum drawing group ID
*/
public int getMaxDrawingGroupId(){
return maxDgId;
}
public FileIdCluster[] getFileIdClusters()
{
return field_5_fileIdClusters;
}
@ -240,10 +249,23 @@ public class EscherDggRecord
}
public void addCluster( int dgId, int numShapedUsed )
{
addCluster(dgId, numShapedUsed, true);
}
/**
* Add a new cluster
*
* @param dgId id of the drawing group (stored in the record options)
* @param numShapedUsed initial value of the numShapedUsed field
* @param sort if true then sort clusters by drawing group id.(
* In Excel the clusters are sorted but in PPT they are not)
*/
public void addCluster( int dgId, int numShapedUsed, boolean sort )
{
List clusters = new ArrayList(Arrays.asList(field_5_fileIdClusters));
clusters.add(new FileIdCluster(dgId, numShapedUsed));
Collections.sort(clusters, new Comparator()
if(sort) Collections.sort(clusters, new Comparator()
{
public int compare( Object o1, Object o2 )
{
@ -257,6 +279,7 @@ public class EscherDggRecord
return +1;
}
} );
maxDgId = Math.min(maxDgId, dgId);
field_5_fileIdClusters = (FileIdCluster[]) clusters.toArray( new FileIdCluster[clusters.size()] );
}
}