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Diffstat (limited to 'drawinglayer/source/attribute/sdrfillbitmapattribute.cxx')
| -rw-r--r-- | drawinglayer/source/attribute/sdrfillbitmapattribute.cxx | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/drawinglayer/source/attribute/sdrfillbitmapattribute.cxx b/drawinglayer/source/attribute/sdrfillbitmapattribute.cxx new file mode 100644 index 000000000000..d7e9090b0f62 --- /dev/null +++ b/drawinglayer/source/attribute/sdrfillbitmapattribute.cxx @@ -0,0 +1,237 @@ +/************************************************************************* + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: sdrfillbitmapattribute.cxx,v $ + * + * $Revision: 1.4 $ + * + * last change: $Author: aw $ $Date: 2008-05-27 14:11:19 $ + * + * The Contents of this file are made available subject to + * the terms of GNU Lesser General Public License Version 2.1. + * + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2005 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library 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. + * + * This library 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. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_drawinglayer.hxx" + +#include <drawinglayer/attribute/sdrfillbitmapattribute.hxx> +#include <drawinglayer/attribute/fillbitmapattribute.hxx> +#include <basegfx/numeric/ftools.hxx> +#include <basegfx/range/b2drange.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace attribute + { + SdrFillBitmapAttribute::SdrFillBitmapAttribute( + const Bitmap& rBitmap, const basegfx::B2DVector& rSize, const basegfx::B2DVector& rOffset, + const basegfx::B2DVector& rOffsetPosition, const basegfx::B2DVector& rRectPoint, + bool bTiling, bool bStretch, bool bLogSize) + : maBitmap(rBitmap), + maSize(rSize), + maOffset(rOffset), + maOffsetPosition(rOffsetPosition), + maRectPoint(rRectPoint), + mbTiling(bTiling), + mbStretch(bStretch), + mbLogSize(bLogSize) + { + } + + bool SdrFillBitmapAttribute::operator==(const SdrFillBitmapAttribute& rCandidate) const + { + return (maBitmap == rCandidate.maBitmap + && maSize == rCandidate.maSize + && maOffset == rCandidate.maOffset + && maOffsetPosition == rCandidate.maOffsetPosition + && maRectPoint == rCandidate.maRectPoint + && mbTiling == rCandidate.mbTiling + && mbStretch == rCandidate.mbStretch + && mbLogSize == rCandidate.mbLogSize); + } + + FillBitmapAttribute SdrFillBitmapAttribute::getFillBitmapAttribute(const basegfx::B2DRange& rRange) const + { + // get logical size of bitmap (before expanding eventually) + Bitmap aBitmap(maBitmap); + const basegfx::B2DVector aLogicalSize(aBitmap.GetPrefSize().getWidth(), aBitmap.GetPrefSize().getHeight()); + + // get hor/ver shiftings and apply them eventually to the bitmap, but only + // when tiling is on + bool bExpandWidth(false); + bool bExpandHeight(false); + + if(mbTiling) + { + if(0.0 != maOffset.getX() || 0.0 != maOffset.getY()) + { + const sal_uInt32 nWidth(aBitmap.GetSizePixel().getWidth()); + const sal_uInt32 nHeight(aBitmap.GetSizePixel().getHeight()); + + if(0.0 != maOffset.getX()) + { + bExpandHeight = true; + const sal_uInt32 nOffset(basegfx::fround(((double)nWidth * maOffset.getX()) / 100.0)); + aBitmap.Expand(0L, nHeight); + + const Size aSizeA(nOffset, nHeight); + const Rectangle aDstA(Point(0L, nHeight), aSizeA); + const Rectangle aSrcA(Point(nWidth - nOffset, 0L), aSizeA); + aBitmap.CopyPixel(aDstA, aSrcA); + + const Size aSizeB(nWidth - nOffset, nHeight); + const Rectangle aDstB(Point(nOffset, nHeight), aSizeB); + const Rectangle aSrcB(Point(0L, 0L), aSizeB); + aBitmap.CopyPixel(aDstB, aSrcB); + } + else + { + bExpandWidth = true; + const sal_uInt32 nOffset(basegfx::fround(((double)nHeight * maOffset.getY()) / 100.0)); + aBitmap.Expand(nWidth, 0L); + + const Size aSize(nWidth, nHeight); + const Rectangle aDst(Point(nWidth, 0L), aSize); + const Rectangle aSrc(Point(0L, 0L), aSize); + aBitmap.CopyPixel(aDst, aSrc); + + const Size aSizeA(nWidth, nOffset); + const Rectangle aDstA(Point(0L, 0L), aSizeA); + const Rectangle aSrcA(Point(nWidth, nHeight - nOffset), aSizeA); + aBitmap.CopyPixel(aDstA, aSrcA); + + const Size aSizeB(nWidth, nHeight - nOffset); + const Rectangle aDstB(Point(0L, nOffset), aSizeB); + const Rectangle aSrcB(Point(nWidth, 0L), aSizeB); + aBitmap.CopyPixel(aDstB, aSrcB); + } + } + } + + // init values with defaults + basegfx::B2DPoint aBitmapSize(1.0, 1.0); + basegfx::B2DVector aBitmapTopLeft(0.0, 0.0); + + // are canges needed? + if(mbTiling || !mbStretch) + { + // init values with range sizes + const double fRangeWidth(0.0 != rRange.getWidth() ? rRange.getWidth() : 1.0); + const double fRangeHeight(0.0 != rRange.getHeight() ? rRange.getHeight() : 1.0); + aBitmapSize = basegfx::B2DPoint(fRangeWidth, fRangeHeight); + + // size changes + if(0.0 != maSize.getX()) + { + if(maSize.getX() < 0.0) + { + aBitmapSize.setX(aBitmapSize.getX() * (maSize.getX() * -0.01)); + } + else + { + aBitmapSize.setX(maSize.getX()); + } + } + else + { + aBitmapSize.setX(aLogicalSize.getX()); + } + + if(0.0 != maSize.getY()) + { + if(maSize.getY() < 0.0) + { + aBitmapSize.setY(aBitmapSize.getY() * (maSize.getY() * -0.01)); + } + else + { + aBitmapSize.setY(maSize.getY()); + } + } + else + { + aBitmapSize.setY(aLogicalSize.getY()); + } + + // get values, force to centered if necessary + const basegfx::B2DVector aRectPoint(mbTiling ? maRectPoint : basegfx::B2DVector(0.0, 0.0)); + + // position changes X + if(0.0 == aRectPoint.getX()) + { + aBitmapTopLeft.setX((fRangeWidth - aBitmapSize.getX()) * 0.5); + } + else if(1.0 == aRectPoint.getX()) + { + aBitmapTopLeft.setX(fRangeWidth - aBitmapSize.getX()); + } + + if(mbTiling && 0.0 != maOffsetPosition.getX()) + { + aBitmapTopLeft.setX(aBitmapTopLeft.getX() + (aBitmapSize.getX() * (maOffsetPosition.getX() * 0.01))); + } + + // position changes Y + if(0.0 == aRectPoint.getY()) + { + aBitmapTopLeft.setY((fRangeHeight - aBitmapSize.getY()) * 0.5); + } + else if(1.0 == aRectPoint.getY()) + { + aBitmapTopLeft.setY(fRangeHeight - aBitmapSize.getY()); + } + + if(mbTiling && 0.0 != maOffsetPosition.getY()) + { + aBitmapTopLeft.setY(aBitmapTopLeft.getY() + (aBitmapSize.getY() * (maOffsetPosition.getY() * 0.01))); + } + + // apply expand + if(bExpandWidth) + { + aBitmapSize.setX(aBitmapSize.getX() * 2.0); + } + + if(bExpandHeight) + { + aBitmapSize.setY(aBitmapSize.getY() * 2.0); + } + + // apply bitmap size scaling to unit rectangle + aBitmapTopLeft.setX(aBitmapTopLeft.getX() / fRangeWidth); + aBitmapTopLeft.setY(aBitmapTopLeft.getY() / fRangeHeight); + aBitmapSize.setX(aBitmapSize.getX() / fRangeWidth); + aBitmapSize.setY(aBitmapSize.getY() / fRangeHeight); + } + + return FillBitmapAttribute(BitmapEx(aBitmap), aBitmapTopLeft, aBitmapSize, mbTiling); + } + } // end of namespace attribute +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// eof |