diff options
Diffstat (limited to 'basegfx/inc/basegfx/raster/bzpixelraster.hxx')
-rw-r--r-- | basegfx/inc/basegfx/raster/bzpixelraster.hxx | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/basegfx/inc/basegfx/raster/bzpixelraster.hxx b/basegfx/inc/basegfx/raster/bzpixelraster.hxx new file mode 100644 index 000000000000..2c0905a78397 --- /dev/null +++ b/basegfx/inc/basegfx/raster/bzpixelraster.hxx @@ -0,0 +1,96 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * 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. + * + ************************************************************************/ + +#ifndef _BGFX_RASTER_BZPIXELRASTER_HXX +#define _BGFX_RASTER_BZPIXELRASTER_HXX + +#include <basegfx/raster/bpixelraster.hxx> +#include <rtl/memory.h> + +////////////////////////////////////////////////////////////////////////////// +// predeclarations + +////////////////////////////////////////////////////////////////////////////// + +namespace basegfx +{ + class BZPixelRaster : public BPixelRaster + { + protected: + // additionally, host a ZBuffer + sal_uInt16* mpZBuffer; + + public: + // reset + void resetZ() + { + reset(); + rtl_zeroMemory(mpZBuffer, sizeof(sal_uInt16) * mnCount); + } + + // constructor/destructor + BZPixelRaster(sal_uInt32 nWidth, sal_uInt32 nHeight) + : BPixelRaster(nWidth, nHeight), + mpZBuffer(new sal_uInt16[mnCount]) + { + rtl_zeroMemory(mpZBuffer, sizeof(sal_uInt16) * mnCount); + } + + ~BZPixelRaster() + { + delete [] mpZBuffer; + } + + // data access read only + const sal_uInt16& getZ(sal_uInt32 nIndex) const + { +#ifdef DBG_UTIL + if(nIndex >= mnCount) + { + OSL_ENSURE(false, "getZ: Access out of range (!)"); + return mpZBuffer[0L]; + } +#endif + return mpZBuffer[nIndex]; + } + + // data access read/write + sal_uInt16& getZ(sal_uInt32 nIndex) + { +#ifdef DBG_UTIL + if(nIndex >= mnCount) + { + OSL_ENSURE(false, "getZ: Access out of range (!)"); + return mpZBuffer[0L]; + } +#endif + return mpZBuffer[nIndex]; + } + }; +} // end of namespace basegfx + +#endif /* _BGFX_RASTER_BZPIXELRASTER_HXX */ |