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-rw-r--r--basegfx/inc/basegfx/raster/bpixelraster.hxx120
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diff --git a/basegfx/inc/basegfx/raster/bpixelraster.hxx b/basegfx/inc/basegfx/raster/bpixelraster.hxx
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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: bpixelraster.hxx,v $
+ *
+ * $Revision: 1.2 $
+ *
+ * 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_BPIXELRASTER_HXX
+#define _BGFX_RASTER_BPIXELRASTER_HXX
+
+#include <algorithm>
+#include <sal/types.h>
+#include <basegfx/pixel/bpixel.hxx>
+#include <rtl/memory.h>
+
+//////////////////////////////////////////////////////////////////////////////
+// predeclarations
+
+//////////////////////////////////////////////////////////////////////////////
+
+namespace basegfx
+{
+ class BPixelRaster
+ {
+ private:
+ // do not allow copy constructor and assignment operator
+ BPixelRaster(const BPixelRaster&);
+ BPixelRaster& operator=(const BPixelRaster&);
+
+ protected:
+ sal_uInt32 mnWidth;
+ sal_uInt32 mnHeight;
+ sal_uInt32 mnCount;
+ BPixel* mpContent;
+
+ public:
+ // reset
+ void reset()
+ {
+ rtl_zeroMemory(mpContent, sizeof(BPixel) * mnCount);
+ }
+
+ // constructor/destructor
+ BPixelRaster(sal_uInt32 nWidth, sal_uInt32 nHeight)
+ : mnWidth(nWidth),
+ mnHeight(nHeight),
+ mnCount(nWidth * nHeight),
+ mpContent(new BPixel[mnCount])
+ {
+ reset();
+ }
+
+ ~BPixelRaster()
+ {
+ delete [] mpContent;
+ }
+
+ // coordinate calcs between X/Y and span
+ sal_uInt32 getIndexFromXY(sal_uInt32 nX, sal_uInt32 nY) const { return (nX + (nY * mnWidth)); }
+ sal_uInt32 getXFromIndex(sal_uInt32 nIndex) const { return (nIndex % mnWidth); }
+ sal_uInt32 getYFromIndex(sal_uInt32 nIndex) const { return (nIndex / mnWidth); }
+
+ // data access read
+ sal_uInt32 getWidth() const { return mnWidth; }
+ sal_uInt32 getHeight() const { return mnHeight; }
+ sal_uInt32 getCount() const { return mnCount; }
+
+ // data access read only
+ const BPixel& getBPixel(sal_uInt32 nIndex) const
+ {
+#ifdef DBG_UTIL
+ if(nIndex >= mnCount)
+ {
+ OSL_ENSURE(false, "getBPixel: Access out of range (!)");
+ return BPixel::getEmptyBPixel();
+ }
+#endif
+ return mpContent[nIndex];
+ }
+
+ // data access read/write
+ BPixel& getBPixel(sal_uInt32 nIndex)
+ {
+#ifdef DBG_UTIL
+ if(nIndex >= mnCount)
+ {
+ OSL_ENSURE(false, "getBPixel: Access out of range (!)");
+ return mpContent[0L];
+ }
+#endif
+ return mpContent[nIndex];
+ }
+ };
+} // end of namespace basegfx
+
+#endif /* _BGFX_RASTER_BPIXELRASTER_HXX */