/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.libraries.pixie.wmf.records;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import org.pentaho.reporting.libraries.pixie.wmf.MfDcState;
import org.pentaho.reporting.libraries.pixie.wmf.MfLogBrush;
import org.pentaho.reporting.libraries.pixie.wmf.MfLogRegion;
import org.pentaho.reporting.libraries.pixie.wmf.MfRecord;
import org.pentaho.reporting.libraries.pixie.wmf.MfType;
import org.pentaho.reporting.libraries.pixie.wmf.WmfFile;
/**
* Fills the region with the currently selected brush.
*/
public class MfCmdPaintRgn extends MfCmd
{
private static final int RECORD_SIZE = 1;
private static final int POS_REGION = 0;
private int region;
public MfCmdPaintRgn()
{
}
/**
* Replays the command on the given WmfFile.
*
* @param file the meta file.
*/
public void replay(final WmfFile file)
{
final MfLogRegion regio = file.getRegionObject(region);
final MfDcState state = file.getCurrentState();
state.setLogRegion(regio);
final MfLogBrush brush = state.getLogBrush();
final Graphics2D graph = file.getGraphics2D();
final Rectangle rec = scaleRect(regio.getBounds());
if (brush.isVisible())
{
state.preparePaint();
graph.fill(rec);
state.postPaint();
}
}
/**
* Creates a empty unintialized copy of this command implementation.
*
* @return a new instance of the command.
*/
public MfCmd getInstance()
{
return new MfCmdPaintRgn();
}
/**
* Reads the command data from the given record and adjusts the internal parameters
* according to the data parsed.
* <p/>
* After the raw record was read from the datasource, the record is parsed by the
* concrete implementation.
*
* @param record the raw data that makes up the record.
*/
public void setRecord(final MfRecord record)
{
region = record.getParam(POS_REGION);
}
/**
* Creates a new record based on the data stored in the MfCommand.
*
* @return the created record.
*/
public MfRecord getRecord()
{
final MfRecord record = new MfRecord(RECORD_SIZE);
record.setParam(POS_REGION, getRegion());
return record;
}
public void setRegion(final int region)
{
this.region = region;
}
public int getRegion()
{
return region;
}
/**
* Reads the function identifier. Every record type is identified by a function number
* corresponding to one of the Windows GDI functions used.
*
* @return the function identifier.
*/
public int getFunction()
{
return MfType.PAINTREGION;
}
public String toString()
{
final StringBuffer b = new StringBuffer();
b.append("[PAINT_REGION] region=");
b.append(getRegion());
return b.toString();
}
/**
* A callback function to inform the object, that the x scale has changed and the
* internal coordinate values have to be adjusted. Not used.
*/
protected void scaleXChanged()
{
}
/**
* A callback function to inform the object, that the y scale has changed and the
* internal coordinate values have to be adjusted. Not used.
*/
protected void scaleYChanged()
{
}
}