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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: overlaybitmapex.cxx,v $
* $Revision: 1.5 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <svx/sdr/overlay/overlaybitmapex.hxx>
#include <vcl/salbtype.hxx>
#include <vcl/outdev.hxx>
// #i77674#
#include <basegfx/matrix/b2dhommatrix.hxx>
//////////////////////////////////////////////////////////////////////////////
namespace sdr
{
namespace overlay
{
void OverlayBitmapEx::drawGeometry(OutputDevice& rOutputDevice)
{
// #i77674# calculate discrete top-left
basegfx::B2DPoint aDiscreteTopLeft(rOutputDevice.GetViewTransformation() * getBasePosition());
aDiscreteTopLeft -= basegfx::B2DPoint((double)mnCenterX, (double)mnCenterY);
// remember MapMode and switch to pixels
const bool bMapModeWasEnabled(rOutputDevice.IsMapModeEnabled());
rOutputDevice.EnableMapMode(false);
// draw the bitmap
const Point aPixelTopLeft((sal_Int32)floor(aDiscreteTopLeft.getX()), (sal_Int32)floor(aDiscreteTopLeft.getY()));
rOutputDevice.DrawBitmapEx(aPixelTopLeft, maBitmapEx);
// restore MapMode
rOutputDevice.EnableMapMode(bMapModeWasEnabled);
}
void OverlayBitmapEx::createBaseRange(OutputDevice& rOutputDevice)
{
// #i77674# calculate discrete top-left
basegfx::B2DPoint aDiscreteTopLeft(rOutputDevice.GetViewTransformation() * getBasePosition());
aDiscreteTopLeft -= basegfx::B2DPoint((double)mnCenterX, (double)mnCenterY);
// calculate discrete range
const Size aBitmapPixelSize(maBitmapEx.GetSizePixel());
const basegfx::B2DRange aDiscreteRange(
aDiscreteTopLeft.getX(), aDiscreteTopLeft.getY(),
aDiscreteTopLeft.getX() + (double)aBitmapPixelSize.getWidth(), aDiscreteTopLeft.getY() + (double)aBitmapPixelSize.getHeight());
// set and go back to logic range
maBaseRange = aDiscreteRange;
maBaseRange.transform(rOutputDevice.GetInverseViewTransformation());
}
OverlayBitmapEx::OverlayBitmapEx(
const basegfx::B2DPoint& rBasePos,
const BitmapEx& rBitmapEx,
sal_uInt16 nCenX, sal_uInt16 nCenY)
: OverlayObjectWithBasePosition(rBasePos, Color(COL_WHITE)),
maBitmapEx(rBitmapEx),
mnCenterX(nCenX),
mnCenterY(nCenY)
{
}
OverlayBitmapEx::~OverlayBitmapEx()
{
}
void OverlayBitmapEx::setBitmapEx(const BitmapEx& rNew)
{
if(rNew != maBitmapEx)
{
// remember new Bitmap
maBitmapEx = rNew;
// register change (after change)
objectChange();
}
}
void OverlayBitmapEx::setCenterXY(sal_uInt16 nNewX, sal_uInt16 nNewY)
{
if(nNewX != mnCenterX || nNewY != mnCenterY)
{
// remember new values
if(nNewX != mnCenterX)
{
mnCenterX = nNewX;
}
if(nNewY != mnCenterY)
{
mnCenterY = nNewY;
}
// register change (after change)
objectChange();
}
}
void OverlayBitmapEx::zoomHasChanged()
{
// reset validity of range in logical coor to force recalculation
mbIsChanged = sal_True;
}
} // end of namespace overlay
} // end of namespace sdr
//////////////////////////////////////////////////////////////////////////////
// eof
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