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libreoffice/svx/source/xoutdev/xattrbmp.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

339 lines
9.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <com/sun/star/awt/XBitmap.hpp>
#include <com/sun/star/graphic/XGraphic.hpp>
#include <comphelper/propertyvalue.hxx>
#include <tools/debug.hxx>
#include <vcl/virdev.hxx>
#include <vcl/bitmapex.hxx>
#include <svl/style.hxx>
#include <editeng/memberids.h>
#include <svx/strings.hrc>
#include <svx/xtable.hxx>
#include <svx/xdef.hxx>
#include <svx/unomid.hxx>
#include <svx/unoapi.hxx>
#include <svx/svdmodel.hxx>
#include <svx/xbitmap.hxx>
#include <svx/xbtmpit.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <vcl/BitmapTools.hxx>
#include <vcl/GraphicLoader.hxx>
#include <libxml/xmlwriter.h>
using namespace ::com::sun::star;
XOBitmap::XOBitmap( const BitmapEx& rBmp ) :
xGraphicObject (new GraphicObject(rBmp)),
bGraphicDirty ( false )
{
}
XOBitmap::~XOBitmap()
{
}
BitmapEx XOBitmap::GetBitmap() const
{
return GetGraphicObject().GetGraphic().GetBitmapEx();
}
const GraphicObject& XOBitmap::GetGraphicObject() const
{
if( bGraphicDirty )
const_cast<XOBitmap*>(this)->Array2Bitmap();
return *xGraphicObject;
}
void XOBitmap::Bitmap2Array()
{
ScopedVclPtrInstance< VirtualDevice > pVDev;
bool bPixelColor = false;
const BitmapEx aBitmap( GetBitmap() );
const sal_Int32 nLines = 8; // type dependent
if( !pPixelArray )
pPixelArray.reset( new sal_uInt16[ nLines * nLines ] );
pVDev->SetOutputSizePixel( aBitmap.GetSizePixel() );
pVDev->DrawBitmapEx( Point(), aBitmap );
aPixelColor = aBckgrColor = pVDev->GetPixel( Point() );
// create array and determine foreground and background color
for (sal_Int32 i = 0; i < nLines; ++i)
{
for (sal_Int32 j = 0; j < nLines; ++j)
{
if ( pVDev->GetPixel( Point( j, i ) ) == aBckgrColor )
pPixelArray[ j + i * nLines ] = 0;
else
{
pPixelArray[ j + i * nLines ] = 1;
if( !bPixelColor )
{
aPixelColor = pVDev->GetPixel( Point( j, i ) );
bPixelColor = true;
}
}
}
}
}
/// convert array, fore- and background color into a bitmap
void XOBitmap::Array2Bitmap()
{
if (!pPixelArray)
return;
ScopedVclPtrInstance< VirtualDevice > pVDev;
const sal_Int32 nLines = 8; // type dependent
pVDev->SetOutputSizePixel( Size( nLines, nLines ) );
// create bitmap
for (sal_Int32 i = 0; i < nLines; ++i)
{
for (sal_Int32 j = 0; j < nLines; ++j)
{
if( pPixelArray[ j + i * nLines ] == 0 )
pVDev->DrawPixel( Point( j, i ), aBckgrColor );
else
pVDev->DrawPixel( Point( j, i ), aPixelColor );
}
}
xGraphicObject.reset(new GraphicObject(pVDev->GetBitmapEx(Point(), Size(nLines, nLines))));
bGraphicDirty = false;
}
SfxPoolItem* XFillBitmapItem::CreateDefault() { return new XFillBitmapItem; }
XFillBitmapItem::XFillBitmapItem(const OUString& rName, const GraphicObject& rGraphicObject)
: NameOrIndex(XATTR_FILLBITMAP, rName),
maGraphicObject(rGraphicObject)
{
}
XFillBitmapItem::XFillBitmapItem(const XFillBitmapItem& rItem)
: NameOrIndex(rItem),
maGraphicObject(rItem.maGraphicObject)
{
}
XFillBitmapItem::XFillBitmapItem(const GraphicObject& rGraphicObject)
: NameOrIndex(XATTR_FILLBITMAP, -1)
, maGraphicObject(rGraphicObject)
{
}
XFillBitmapItem* XFillBitmapItem::Clone(SfxItemPool* /*pPool*/) const
{
return new XFillBitmapItem(*this);
}
bool XFillBitmapItem::operator==(const SfxPoolItem& rItem) const
{
return (NameOrIndex::operator==(rItem)
&& maGraphicObject == static_cast<const XFillBitmapItem&>(rItem).maGraphicObject);
}
bool XFillBitmapItem::isPattern() const
{
Color aBack, aFront;
return vcl::bitmap::isHistorical8x8(GetGraphicObject().GetGraphic().GetBitmapEx(), aBack, aFront);
}
bool XFillBitmapItem::GetPresentation(
SfxItemPresentation /*ePres*/,
MapUnit /*eCoreUnit*/,
MapUnit /*ePresUnit*/,
OUString& rText,
const IntlWrapper&) const
{
rText += GetName();
return true;
}
bool XFillBitmapItem::QueryValue(css::uno::Any& rVal, sal_uInt8 nMemberId) const
{
nMemberId &= ~CONVERT_TWIPS;
// needed for MID_NAME
OUString aApiName;
// needed for complete item (MID 0)
OUString aInternalName;
css::uno::Reference< css::awt::XBitmap > xBmp;
if( nMemberId == MID_NAME )
{
aApiName = SvxUnogetApiNameForItem(Which(), GetName());
}
else if( nMemberId == 0 )
{
aInternalName = GetName();
}
if (nMemberId == MID_BITMAP ||
nMemberId == 0)
{
xBmp.set(GetGraphicObject().GetGraphic().GetXGraphic(), uno::UNO_QUERY);
}
if( nMemberId == MID_NAME )
rVal <<= aApiName;
else if( nMemberId == MID_BITMAP )
rVal <<= xBmp;
else
{
// member-id 0 => complete item (e.g. for toolbars)
DBG_ASSERT( nMemberId == 0, "invalid member-id" );
uno::Sequence< beans::PropertyValue > aPropSeq{
comphelper::makePropertyValue(u"Name"_ustr, aInternalName),
comphelper::makePropertyValue(u"Bitmap"_ustr, xBmp)
};
rVal <<= aPropSeq;
}
return true;
}
bool XFillBitmapItem::PutValue( const css::uno::Any& rVal, sal_uInt8 nMemberId )
{
nMemberId &= ~CONVERT_TWIPS;
OUString aName;
OUString aURL;
css::uno::Reference< css::awt::XBitmap > xBmp;
css::uno::Reference< css::graphic::XGraphic > xGraphic;
bool bSetURL = false;
bool bSetName = false;
bool bSetBitmap = false;
if( nMemberId == MID_NAME )
bSetName = (rVal >>= aName);
else if( nMemberId == MID_BITMAP )
{
if (rVal.has<OUString>())
{
bSetURL = true;
aURL = rVal.get<OUString>();
}
else if (rVal.has<uno::Reference<awt::XBitmap>>())
{
bSetBitmap = true;
xBmp = rVal.get<uno::Reference<awt::XBitmap>>();
}
else if (rVal.has<uno::Reference<graphic::XGraphic>>())
{
bSetBitmap = true;
xGraphic = rVal.get<uno::Reference<graphic::XGraphic>>();
}
}
else
{
DBG_ASSERT( nMemberId == 0, "invalid member-id" );
uno::Sequence< beans::PropertyValue > aPropSeq;
if( rVal >>= aPropSeq )
{
for (const auto& rProp : aPropSeq)
{
if ( rProp.Name == "Name" )
bSetName = (rProp.Value >>= aName);
else if ( rProp.Name == "Bitmap" )
bSetBitmap = (rProp.Value >>= xBmp);
else if ( rProp.Name == "FillBitmapURL" )
bSetURL = (rProp.Value >>= aURL);
}
}
}
if( bSetName )
{
SetName( aName );
}
if (bSetURL && !aURL.isEmpty())
{
Graphic aGraphic = vcl::graphic::loadFromURL(aURL);
if (!aGraphic.IsNone())
{
maGraphicObject.SetGraphic(aGraphic.GetXGraphic());
}
}
else if( bSetBitmap )
{
if (xBmp.is())
{
xGraphic.set(xBmp, uno::UNO_QUERY);
}
if (xGraphic.is())
{
maGraphicObject.SetGraphic(xGraphic);
}
}
return (bSetURL || bSetName || bSetBitmap);
}
bool XFillBitmapItem::CompareValueFunc( const NameOrIndex* p1, const NameOrIndex* p2 )
{
const GraphicObject& aGraphicObjectA(static_cast<const XFillBitmapItem*>(p1)->GetGraphicObject());
const GraphicObject& aGraphicObjectB(static_cast<const XFillBitmapItem*>(p2)->GetGraphicObject());
return aGraphicObjectA == aGraphicObjectB;
}
std::unique_ptr<XFillBitmapItem> XFillBitmapItem::checkForUniqueItem( SdrModel& rModel ) const
{
XPropertyListType aListType = XPropertyListType::Bitmap;
if(isPattern())
aListType = XPropertyListType::Pattern;
const OUString aUniqueName(CheckNamedItem(
XATTR_FILLBITMAP, &rModel.GetItemPool(),
XFillBitmapItem::CompareValueFunc, RID_SVXSTR_BMP21,
rModel.GetPropertyList(aListType)));
// if the given name is not valid, replace it!
if( aUniqueName != GetName() )
{
return std::make_unique<XFillBitmapItem>(aUniqueName, maGraphicObject);
}
return nullptr;
}
void XFillBitmapItem::dumpAsXml(xmlTextWriterPtr pWriter) const
{
(void)xmlTextWriterStartElement(pWriter, BAD_CAST("XFillBitmapItem"));
(void)xmlTextWriterWriteAttribute(pWriter, BAD_CAST("whichId"), BAD_CAST(OString::number(Which()).getStr()));
NameOrIndex::dumpAsXml(pWriter);
(void)xmlTextWriterEndElement(pWriter);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */