397 lines
15 KiB
C++
397 lines
15 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <drawinglayer/attribute/sdrfillbitmapattribute.hxx>
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#include <drawinglayer/attribute/fillbitmapattribute.hxx>
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#include <vcl/bitmapex.hxx>
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace attribute
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{
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class ImpSdrFillBitmapAttribute
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{
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public:
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// refcounter
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sal_uInt32 mnRefCount;
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// data definitions
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Bitmap maBitmap;
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basegfx::B2DVector maSize;
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basegfx::B2DVector maOffset;
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basegfx::B2DVector maOffsetPosition;
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basegfx::B2DVector maRectPoint;
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// bitfield
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unsigned mbTiling : 1;
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unsigned mbStretch : 1;
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unsigned mbLogSize : 1;
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ImpSdrFillBitmapAttribute(
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const Bitmap& rBitmap,
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const basegfx::B2DVector& rSize,
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const basegfx::B2DVector& rOffset,
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const basegfx::B2DVector& rOffsetPosition,
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const basegfx::B2DVector& rRectPoint,
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bool bTiling,
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bool bStretch,
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bool bLogSize)
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: mnRefCount(0),
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maBitmap(rBitmap),
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maSize(rSize),
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maOffset(rOffset),
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maOffsetPosition(rOffsetPosition),
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maRectPoint(rRectPoint),
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mbTiling(bTiling),
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mbStretch(bStretch),
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mbLogSize(bLogSize)
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{
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}
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// data read access
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const Bitmap& getBitmap() const { return maBitmap; }
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const basegfx::B2DVector& getSize() const { return maSize; }
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const basegfx::B2DVector& getOffset() const { return maOffset; }
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const basegfx::B2DVector& getOffsetPosition() const { return maOffsetPosition; }
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const basegfx::B2DVector& getRectPoint() const { return maRectPoint; }
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bool getTiling() const { return mbTiling; }
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bool getStretch() const { return mbStretch; }
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bool getLogSize() const { return mbLogSize; }
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bool operator==(const ImpSdrFillBitmapAttribute& rCandidate) const
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{
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return (getBitmap() == rCandidate.getBitmap()
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&& getSize() == rCandidate.getSize()
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&& getOffset() == rCandidate.getOffset()
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&& getOffsetPosition() == rCandidate.getOffsetPosition()
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&& getRectPoint() == rCandidate.getRectPoint()
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&& getTiling() == rCandidate.getTiling()
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&& getStretch() == rCandidate.getStretch()
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&& getLogSize() == rCandidate.getLogSize());
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}
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static ImpSdrFillBitmapAttribute* get_global_default()
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{
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static ImpSdrFillBitmapAttribute* pDefault = 0;
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if(!pDefault)
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{
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pDefault = new ImpSdrFillBitmapAttribute(
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Bitmap(),
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basegfx::B2DVector(),
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basegfx::B2DVector(),
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basegfx::B2DVector(),
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basegfx::B2DVector(),
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false,
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false,
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false);
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// never delete; start with RefCount 1, not 0
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pDefault->mnRefCount++;
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}
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return pDefault;
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}
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};
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SdrFillBitmapAttribute::SdrFillBitmapAttribute(
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const Bitmap& rBitmap,
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const basegfx::B2DVector& rSize,
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const basegfx::B2DVector& rOffset,
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const basegfx::B2DVector& rOffsetPosition,
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const basegfx::B2DVector& rRectPoint,
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bool bTiling,
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bool bStretch,
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bool bLogSize)
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: mpSdrFillBitmapAttribute(new ImpSdrFillBitmapAttribute(
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rBitmap, rSize, rOffset, rOffsetPosition, rRectPoint, bTiling, bStretch, bLogSize))
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{
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}
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SdrFillBitmapAttribute::SdrFillBitmapAttribute()
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: mpSdrFillBitmapAttribute(ImpSdrFillBitmapAttribute::get_global_default())
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{
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mpSdrFillBitmapAttribute->mnRefCount++;
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}
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SdrFillBitmapAttribute::SdrFillBitmapAttribute(const SdrFillBitmapAttribute& rCandidate)
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: mpSdrFillBitmapAttribute(rCandidate.mpSdrFillBitmapAttribute)
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{
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mpSdrFillBitmapAttribute->mnRefCount++;
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}
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SdrFillBitmapAttribute::~SdrFillBitmapAttribute()
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{
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if(mpSdrFillBitmapAttribute->mnRefCount)
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{
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mpSdrFillBitmapAttribute->mnRefCount--;
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}
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else
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{
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delete mpSdrFillBitmapAttribute;
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}
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}
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bool SdrFillBitmapAttribute::isDefault() const
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{
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return mpSdrFillBitmapAttribute == ImpSdrFillBitmapAttribute::get_global_default();
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}
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SdrFillBitmapAttribute& SdrFillBitmapAttribute::operator=(const SdrFillBitmapAttribute& rCandidate)
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{
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if(rCandidate.mpSdrFillBitmapAttribute != mpSdrFillBitmapAttribute)
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{
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if(mpSdrFillBitmapAttribute->mnRefCount)
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{
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mpSdrFillBitmapAttribute->mnRefCount--;
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}
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else
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{
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delete mpSdrFillBitmapAttribute;
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}
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mpSdrFillBitmapAttribute = rCandidate.mpSdrFillBitmapAttribute;
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mpSdrFillBitmapAttribute->mnRefCount++;
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}
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return *this;
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}
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bool SdrFillBitmapAttribute::operator==(const SdrFillBitmapAttribute& rCandidate) const
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{
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if(rCandidate.mpSdrFillBitmapAttribute == mpSdrFillBitmapAttribute)
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{
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return true;
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}
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if(rCandidate.isDefault() != isDefault())
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{
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return false;
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}
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return (*rCandidate.mpSdrFillBitmapAttribute == *mpSdrFillBitmapAttribute);
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}
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const Bitmap& SdrFillBitmapAttribute::getBitmap() const
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{
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return mpSdrFillBitmapAttribute->getBitmap();
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}
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const basegfx::B2DVector& SdrFillBitmapAttribute::getSize() const
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{
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return mpSdrFillBitmapAttribute->getSize();
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}
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const basegfx::B2DVector& SdrFillBitmapAttribute::getOffset() const
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{
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return mpSdrFillBitmapAttribute->getOffset();
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}
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const basegfx::B2DVector& SdrFillBitmapAttribute::getOffsetPosition() const
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{
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return mpSdrFillBitmapAttribute->getOffsetPosition();
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}
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const basegfx::B2DVector& SdrFillBitmapAttribute::getRectPoint() const
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{
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return mpSdrFillBitmapAttribute->getRectPoint();
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}
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bool SdrFillBitmapAttribute::getTiling() const
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{
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return mpSdrFillBitmapAttribute->getTiling();
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}
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bool SdrFillBitmapAttribute::getStretch() const
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{
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return mpSdrFillBitmapAttribute->getStretch();
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}
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FillBitmapAttribute SdrFillBitmapAttribute::getFillBitmapAttribute(const basegfx::B2DRange& rRange) const
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{
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// get logical size of bitmap (before expanding eventually)
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Bitmap aBitmap(getBitmap());
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const basegfx::B2DVector aLogicalSize(aBitmap.GetPrefSize().getWidth(), aBitmap.GetPrefSize().getHeight());
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// get hor/ver shiftings and apply them eventually to the bitmap, but only
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// when tiling is on
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bool bExpandWidth(false);
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bool bExpandHeight(false);
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if(getTiling())
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{
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if(0.0 != getOffset().getX() || 0.0 != getOffset().getY())
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{
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const sal_uInt32 nWidth(aBitmap.GetSizePixel().getWidth());
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const sal_uInt32 nHeight(aBitmap.GetSizePixel().getHeight());
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if(0.0 != getOffset().getX())
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{
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bExpandHeight = true;
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const sal_uInt32 nOffset(basegfx::fround(((double)nWidth * getOffset().getX()) / 100.0));
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aBitmap.Expand(0L, nHeight);
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const Size aSizeA(nOffset, nHeight);
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const Rectangle aDstA(Point(0L, nHeight), aSizeA);
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const Rectangle aSrcA(Point(nWidth - nOffset, 0L), aSizeA);
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aBitmap.CopyPixel(aDstA, aSrcA);
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const Size aSizeB(nWidth - nOffset, nHeight);
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const Rectangle aDstB(Point(nOffset, nHeight), aSizeB);
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const Rectangle aSrcB(Point(0L, 0L), aSizeB);
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aBitmap.CopyPixel(aDstB, aSrcB);
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}
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else
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{
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bExpandWidth = true;
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const sal_uInt32 nOffset(basegfx::fround(((double)nHeight * getOffset().getY()) / 100.0));
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aBitmap.Expand(nWidth, 0L);
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const Size aSize(nWidth, nHeight);
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const Rectangle aDst(Point(nWidth, 0L), aSize);
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const Rectangle aSrc(Point(0L, 0L), aSize);
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aBitmap.CopyPixel(aDst, aSrc);
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const Size aSizeA(nWidth, nOffset);
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const Rectangle aDstA(Point(0L, 0L), aSizeA);
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const Rectangle aSrcA(Point(nWidth, nHeight - nOffset), aSizeA);
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aBitmap.CopyPixel(aDstA, aSrcA);
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const Size aSizeB(nWidth, nHeight - nOffset);
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const Rectangle aDstB(Point(0L, nOffset), aSizeB);
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const Rectangle aSrcB(Point(nWidth, 0L), aSizeB);
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aBitmap.CopyPixel(aDstB, aSrcB);
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}
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}
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}
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// init values with defaults
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basegfx::B2DPoint aBitmapSize(1.0, 1.0);
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basegfx::B2DVector aBitmapTopLeft(0.0, 0.0);
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// are canges needed?
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if(getTiling() || !getStretch())
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{
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// init values with range sizes
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const double fRangeWidth(0.0 != rRange.getWidth() ? rRange.getWidth() : 1.0);
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const double fRangeHeight(0.0 != rRange.getHeight() ? rRange.getHeight() : 1.0);
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aBitmapSize = basegfx::B2DPoint(fRangeWidth, fRangeHeight);
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// size changes
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if(0.0 != getSize().getX())
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{
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if(getSize().getX() < 0.0)
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{
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aBitmapSize.setX(aBitmapSize.getX() * (getSize().getX() * -0.01));
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}
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else
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{
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aBitmapSize.setX(getSize().getX());
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}
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}
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else
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{
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aBitmapSize.setX(aLogicalSize.getX());
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}
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if(0.0 != getSize().getY())
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{
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if(getSize().getY() < 0.0)
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{
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aBitmapSize.setY(aBitmapSize.getY() * (getSize().getY() * -0.01));
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}
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else
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{
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aBitmapSize.setY(getSize().getY());
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}
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}
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else
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{
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aBitmapSize.setY(aLogicalSize.getY());
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}
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// get values, force to centered if necessary
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const basegfx::B2DVector aRectPoint(getTiling() ? getRectPoint() : basegfx::B2DVector(0.0, 0.0));
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// position changes X
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if(0.0 == aRectPoint.getX())
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{
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aBitmapTopLeft.setX((fRangeWidth - aBitmapSize.getX()) * 0.5);
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}
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else if(1.0 == aRectPoint.getX())
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{
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aBitmapTopLeft.setX(fRangeWidth - aBitmapSize.getX());
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}
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if(getTiling() && 0.0 != getOffsetPosition().getX())
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{
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aBitmapTopLeft.setX(aBitmapTopLeft.getX() + (aBitmapSize.getX() * (getOffsetPosition().getX() * 0.01)));
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}
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// position changes Y
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if(0.0 == aRectPoint.getY())
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{
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aBitmapTopLeft.setY((fRangeHeight - aBitmapSize.getY()) * 0.5);
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}
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else if(1.0 == aRectPoint.getY())
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{
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aBitmapTopLeft.setY(fRangeHeight - aBitmapSize.getY());
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}
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if(getTiling() && 0.0 != getOffsetPosition().getY())
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{
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aBitmapTopLeft.setY(aBitmapTopLeft.getY() + (aBitmapSize.getY() * (getOffsetPosition().getY() * 0.01)));
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}
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// apply expand
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if(bExpandWidth)
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{
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aBitmapSize.setX(aBitmapSize.getX() * 2.0);
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}
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if(bExpandHeight)
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{
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aBitmapSize.setY(aBitmapSize.getY() * 2.0);
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}
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// apply bitmap size scaling to unit rectangle
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aBitmapTopLeft.setX(aBitmapTopLeft.getX() / fRangeWidth);
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aBitmapTopLeft.setY(aBitmapTopLeft.getY() / fRangeHeight);
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aBitmapSize.setX(aBitmapSize.getX() / fRangeWidth);
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aBitmapSize.setY(aBitmapSize.getY() / fRangeHeight);
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}
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return FillBitmapAttribute(BitmapEx(aBitmap), aBitmapTopLeft, aBitmapSize, getTiling());
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}
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} // end of namespace attribute
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} // end of namespace drawinglayer
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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