AOO410/main/filter/source/graphicfilter/icgm/outact.cxx

/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_filter.hxx"

#include <outact.hxx>
#include <vcl/gradient.hxx>

using namespace ::com::sun::star;

// ---------------------------------------------------------------

CGMOutAct::CGMOutAct( CGM& rCGM )
{
	mpCGM = &rCGM;
	mnCurrentPage = 0;
    mnGroupActCount = mnGroupLevel = 0;
	mpGroupLevel = new sal_uInt32[ CGM_OUTACT_MAX_GROUP_LEVEL ];
	mpPoints = (Point*)new sal_Int8[ 0x2000 * sizeof( Point ) ];
	mpFlags = new sal_uInt8[ 0x2000 ];

	mnIndex = 0;
	mpGradient = NULL;
};

// ---------------------------------------------------------------

CGMOutAct::~CGMOutAct()
{
	delete[] (sal_Int8*) mpPoints;
	delete[] mpFlags;
	delete[] mpGroupLevel;

	if ( mpGradient )
		delete mpGradient;
};

// ---------------------------------------------------------------

void CGMOutAct::BeginFigure()
{
	if ( mnIndex )
		EndFigure();

	BeginGroup();
	mnIndex = 0;
}

// ---------------------------------------------------------------

void CGMOutAct::CloseRegion()
{
	if ( mnIndex > 2 )
	{
		NewRegion();
		DrawPolyPolygon( maPolyPolygon );
		maPolyPolygon.Clear();
	}
}

// ---------------------------------------------------------------

void CGMOutAct::NewRegion()
{
	if ( mnIndex > 2 )
	{
		Polygon aPolygon( mnIndex, mpPoints, mpFlags );
		maPolyPolygon.Insert( aPolygon );
	}
	mnIndex = 0;
}

// ---------------------------------------------------------------

void CGMOutAct::EndFigure()
{
	NewRegion();
	DrawPolyPolygon( maPolyPolygon );
	maPolyPolygon.Clear();
	EndGroup();
	mnIndex = 0;
}

// ---------------------------------------------------------------

void CGMOutAct::RegPolyLine( Polygon& rPolygon, sal_Bool bReverse )
{
	sal_uInt16 nPoints = rPolygon.GetSize();
	if ( nPoints )
	{
		if ( bReverse )
		{
			for ( sal_uInt16 i = 0; i <  nPoints; i++ )
			{
				mpPoints[ mnIndex + i ] = rPolygon.GetPoint( nPoints - i - 1 );
				mpFlags[ mnIndex + i ] = (sal_Int8)rPolygon.GetFlags( nPoints - i - 1 );
			}
		}
		else
		{
			for ( sal_uInt16 i = 0; i <  nPoints; i++ )
			{
				mpPoints[ mnIndex + i ] = rPolygon.GetPoint( i );
				mpFlags[ mnIndex + i ] = (sal_Int8)rPolygon.GetFlags( i );
			}
		}
		mnIndex = mnIndex + nPoints;
	}
}

// ---------------------------------------------------------------

void CGMOutAct::SetGradientOffset( long nHorzOfs, long nVertOfs, sal_uInt32 /*nType*/ )
{
	if ( !mpGradient )
		mpGradient = new awt::Gradient;
	mpGradient->XOffset = ( (sal_uInt16)nHorzOfs & 0x7f );
	mpGradient->YOffset = ( (sal_uInt16)nVertOfs & 0x7f );
}

// ---------------------------------------------------------------

void CGMOutAct::SetGradientAngle( long nAngle )
{
	if ( !mpGradient )
		mpGradient = new awt::Gradient;
	mpGradient->Angle = sal::static_int_cast< sal_Int16 >(nAngle);
}

// ---------------------------------------------------------------

void CGMOutAct::SetGradientDescriptor( sal_uInt32 nColorFrom, sal_uInt32 nColorTo )
{
	if ( !mpGradient )
		mpGradient = new awt::Gradient;
	mpGradient->StartColor = nColorFrom;
	mpGradient->EndColor = nColorTo;
}

// ---------------------------------------------------------------

void CGMOutAct::SetGradientStyle( sal_uInt32 nStyle, double /*fRatio*/ )
{
	if ( !mpGradient )
		mpGradient = new awt::Gradient;
	switch ( nStyle )
	{
		case 0xff :
		{
			mpGradient->Style = awt::GradientStyle_AXIAL;
		}
		break;
		case 4 :
		{
			mpGradient->Style = awt::GradientStyle_RADIAL;			// CONICAL
		}
		break;
		case 3 :
		{
			mpGradient->Style = awt::GradientStyle_RECT;
		}
		break;
		case 2 :
		{
			mpGradient->Style = awt::GradientStyle_ELLIPTICAL;
		}
		break;
		default :
		{
			mpGradient->Style = awt::GradientStyle_LINEAR;
		}
	}
}