forked from amazingfate/loongoffice
354 lines
14 KiB
C++
354 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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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 <rtl/instance.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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// data definitions
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BitmapEx maBitmapEx;
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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 BitmapEx& rBitmapEx,
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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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: maBitmapEx(rBitmapEx),
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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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ImpSdrFillBitmapAttribute()
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: maBitmapEx(BitmapEx()),
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maSize(basegfx::B2DVector()),
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maOffset(basegfx::B2DVector()),
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maOffsetPosition(basegfx::B2DVector()),
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maRectPoint(basegfx::B2DVector()),
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mbTiling(false),
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mbStretch(false),
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mbLogSize(false)
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{
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}
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// data read access
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const BitmapEx& getBitmapEx() const { return maBitmapEx; }
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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 (getBitmapEx() == rCandidate.getBitmapEx()
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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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};
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namespace
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{
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struct theGlobalDefault :
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public rtl::Static< SdrFillBitmapAttribute::ImplType, theGlobalDefault > {};
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}
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SdrFillBitmapAttribute::SdrFillBitmapAttribute(
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const BitmapEx& rBitmapEx,
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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(
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ImpSdrFillBitmapAttribute(
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rBitmapEx,
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rSize,
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rOffset,
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rOffsetPosition,
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rRectPoint,
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bTiling,
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bStretch,
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bLogSize))
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{
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}
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SdrFillBitmapAttribute::SdrFillBitmapAttribute()
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: mpSdrFillBitmapAttribute(theGlobalDefault::get())
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{
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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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}
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SdrFillBitmapAttribute::~SdrFillBitmapAttribute()
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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.same_object(theGlobalDefault::get());
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}
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SdrFillBitmapAttribute& SdrFillBitmapAttribute::operator=(const SdrFillBitmapAttribute& rCandidate)
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{
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mpSdrFillBitmapAttribute = rCandidate.mpSdrFillBitmapAttribute;
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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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return rCandidate.mpSdrFillBitmapAttribute == mpSdrFillBitmapAttribute;
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}
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const BitmapEx& SdrFillBitmapAttribute::getBitmapEx() const
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{
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return mpSdrFillBitmapAttribute->getBitmapEx();
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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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BitmapEx aBitmapEx(getBitmapEx());
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const basegfx::B2DVector aLogicalSize(aBitmapEx.GetPrefSize().getWidth(), aBitmapEx.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(aBitmapEx.GetSizePixel().getWidth());
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const sal_uInt32 nHeight(aBitmapEx.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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aBitmapEx.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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aBitmapEx.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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aBitmapEx.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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aBitmapEx.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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aBitmapEx.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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aBitmapEx.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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aBitmapEx.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(aBitmapEx, 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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