/* -*- 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 .
*/
void setSvxBrushItemAsFillAttributesToTargetSet(const SvxBrushItem& rBrush, SfxItemSet& rToSet)
{ // Clear all items from the DrawingLayer FillStyle range (if we have any). All // items that need to be set will be set as hard attributes for(sal_uInt16 a(XATTR_FILL_FIRST); rToSet.Count() && a < XATTR_FILL_LAST; a++)
{
rToSet.ClearItem(a);
}
// tdf#89478 check for image first if (GPOS_NONE != rBrush.GetGraphicPos())
{ // we have a graphic fill, set fill style
rToSet.Put(XFillStyleItem(drawing::FillStyle_BITMAP));
// set graphic (if available) const Graphic* pGraphic = rBrush.GetGraphic();
if(pGraphic)
{
rToSet.Put(XFillBitmapItem(OUString(), *pGraphic));
} else
{
OSL_ENSURE(false, "Could not get Graphic from SvxBrushItem (!)");
}
if(GPOS_AREA == rBrush.GetGraphicPos())
{ // stretch, also means no tile (both items are defaulted to true)
rToSet.Put(XFillBmpStretchItem(true));
rToSet.Put(XFillBmpTileItem(false));
// default for stretch is also top-left, but this will not be visible
rToSet.Put(XFillBmpPosItem(RectPoint::LT));
} elseif(GPOS_TILED == rBrush.GetGraphicPos())
{ // tiled, also means no stretch (both items are defaulted to true)
rToSet.Put(XFillBmpStretchItem(false));
rToSet.Put(XFillBmpTileItem(true));
// default for tiled is top-left
rToSet.Put(XFillBmpPosItem(RectPoint::LT));
} else
{ // everything else means no tile and no stretch
rToSet.Put(XFillBmpStretchItem(false));
rToSet.Put(XFillBmpTileItem(false));
RectPoint aRectPoint(RectPoint::MM);
switch(rBrush.GetGraphicPos())
{ case GPOS_LT: aRectPoint = RectPoint::LT; break; case GPOS_MT: aRectPoint = RectPoint::MT; break; case GPOS_RT: aRectPoint = RectPoint::RT; break; case GPOS_LM: aRectPoint = RectPoint::LM; break; case GPOS_MM: aRectPoint = RectPoint::MM; break; case GPOS_RM: aRectPoint = RectPoint::RM; break; case GPOS_LB: aRectPoint = RectPoint::LB; break; case GPOS_MB: aRectPoint = RectPoint::MB; break; case GPOS_RB: aRectPoint = RectPoint::RB; break; default: break; // GPOS_NONE, GPOS_AREA and GPOS_TILED already handled
}
rToSet.Put(XFillBmpPosItem(aRectPoint));
}
// check for graphic's transparency const sal_Int8 nGraphicTransparency(rBrush.getGraphicTransparency());
if(0 != nGraphicTransparency)
{ // nGraphicTransparency is in range [0..100]
rToSet.Put(XFillTransparenceItem(nGraphicTransparency));
}
} elseif (0xff != nTransparency)
{ // we have a color fill const Color aColor(rBrush.GetColor().GetRGBColor());
// #125189# nTransparency is in range [0..254], convert to [0..100] which is used in // XFillTransparenceItem (caution with the range which is in an *item-specific* range)
rToSet.Put(XFillTransparenceItem(((static_cast<sal_Int32>(nTransparency) * 100) + 127) / 254));
} else
{ // GPOS_NONE == rBrush.GetGraphicPos() && 0xff == rBrush.GetColor().GetTransparency(), // still need to rescue the color used. There are sequences used on the UNO API at // import time (OLE. e.g. chart) which first set RGB color (MID_BACK_COLOR_R_G_B, // color stays transparent) and then set transparency (MID_BACK_COLOR_TRANSPARENCY) // to zero later. When not saving the color, it will be lost. // Also need to set the FillStyle to NONE to express the 0xff transparency flag; this // is needed when e.g. first transparency is set to 0xff and then a Graphic gets set. // When not changing the FillStyle, the next getSvxBrushItemFromSourceSet *will* return // to drawing::FillStyle_SOLID with the rescued color. const Color aColor = rBrush.GetColor().GetRGBColor();
// luminance is [0..255], transparence needs to be in [0..100].Maximum is 51200, thus sal_uInt16 is okay to use
nFillTransparence = static_cast< sal_uInt16 >(((nStartLuminance + nEndLuminance) * 100) / 512);
}
// get evtl. mixed transparence const sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
if(0 != nFillTransparence)
{ // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..254] unsigned // It is necessary to use the maximum of 0xfe for transparence for the SvxBrushItem // since the oxff value is used for special purposes (like no fill and derive from parent) const sal_uInt8 aTargetTrans(std::min(sal_uInt8(0xfe), static_cast< sal_uInt8 >((nFillTransparence * 254) / 100)));
if(!pXFillStyleItem || drawing::FillStyle_NONE == pXFillStyleItem->GetValue())
{ // no fill, still need to rescue the evtl. set RGB color, but use as transparent color (we have drawing::FillStyle_NONE)
Color aFillColor(rSourceSet.Get(XATTR_FILLCOLOR, bSearchInParents).GetColorValue());
// for writerfilter: when fill style is none, then don't allow anything other than 0 or auto. if (!bXMLImportHack && aFillColor != Color(0))
aFillColor = COL_AUTO;
switch(pXFillStyleItem->GetValue())
{ case drawing::FillStyle_NONE:
{ // already handled above, can not happen again break;
} case drawing::FillStyle_SOLID:
{ // create SvxBrushItem with fill color
xRetval = getSvxBrushItemForSolid(rSourceSet, bSearchInParents, nBackgroundID); break;
} case drawing::FillStyle_GRADIENT:
{ // cannot be directly supported, but do the best possible const basegfx::BGradient aBGradient(rSourceSet.Get(XATTR_FILLGRADIENT).GetGradientValue()); const basegfx::BColor aStartColor(aBGradient.GetColorStops().front().getStopColor() * (aBGradient.GetStartIntens() * 0.01)); const basegfx::BColor aEndColor(aBGradient.GetColorStops().back().getStopColor() * (aBGradient.GetEndIntens() * 0.01));
// use half/half mixed color from gradient start and end
Color aMixedColor((aStartColor + aEndColor) * 0.5);
// get evtl. mixed transparence const sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
if(0 != nFillTransparence)
{ // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..254] unsigned // It is necessary to use the maximum of 0xfe for transparence for the SvxBrushItem // since the oxff value is used for special purposes (like no fill and derive from parent) const sal_uInt8 aTargetTrans(std::min(sal_uInt8(0xfe), static_cast< sal_uInt8 >((nFillTransparence * 254) / 100)));
aMixedColor.SetAlpha(255 - aTargetTrans);
}
xRetval = std::make_unique<SvxBrushItem>(aMixedColor, nBackgroundID); break;
} case drawing::FillStyle_HATCH:
{ // cannot be directly supported, but do the best possible const XHatch& rHatch(rSourceSet.Get(XATTR_FILLHATCH).GetHatchValue()); constbool bFillBackground(rSourceSet.Get(XATTR_FILLBACKGROUND).GetValue());
if(bFillBackground)
{ // hatch is background-filled, use FillColor as if drawing::FillStyle_SOLID
xRetval = getSvxBrushItemForSolid(rSourceSet, bSearchInParents, nBackgroundID);
} else
{ // hatch is not background-filled and using hatch color would be too dark; compensate // somewhat by making it more transparent
Color aHatchColor(rHatch.GetColor());
// get evtl. mixed transparence
sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
// take half orig transparence, add half transparent, clamp result
nFillTransparence = std::clamp(static_cast<sal_uInt16>((nFillTransparence / 2) + 50), sal_uInt16(0), sal_uInt16(255));
// #i125189# nFillTransparence is in range [0..100] and needs to be in [0..254] unsigned // It is necessary to use the maximum of 0xfe for transparence for the SvxBrushItem // since the oxff value is used for special purposes (like no fill and derive from parent) const sal_uInt8 aTargetTrans(std::min(sal_uInt8(0xfe), static_cast< sal_uInt8 >((nFillTransparence * 254) / 100)));
break;
} case drawing::FillStyle_BITMAP:
{ // create SvxBrushItem with bitmap info and flags const XFillBitmapItem& rBmpItm = rSourceSet.Get(XATTR_FILLBITMAP, bSearchInParents); const Graphic aGraphic(rBmpItm.GetGraphicObject().GetGraphic());
// continue independent of evtl. GraphicType::NONE as aGraphic.GetType(), we still need to rescue positions
SvxGraphicPosition aSvxGraphicPosition(GPOS_NONE); const XFillBmpStretchItem& rStretchItem = rSourceSet.Get(XATTR_FILLBMP_STRETCH, bSearchInParents); const XFillBmpTileItem& rTileItem = rSourceSet.Get(XATTR_FILLBMP_TILE, bSearchInParents);
switch(rPosItem.GetValue())
{ case RectPoint::LT: aSvxGraphicPosition = GPOS_LT; break; case RectPoint::MT: aSvxGraphicPosition = GPOS_MT; break; case RectPoint::RT: aSvxGraphicPosition = GPOS_RT; break; case RectPoint::LM: aSvxGraphicPosition = GPOS_LM; break; case RectPoint::MM: aSvxGraphicPosition = GPOS_MM; break; case RectPoint::RM: aSvxGraphicPosition = GPOS_RM; break; case RectPoint::LB: aSvxGraphicPosition = GPOS_LB; break; case RectPoint::MB: aSvxGraphicPosition = GPOS_MB; break; case RectPoint::RB: aSvxGraphicPosition = GPOS_RB; break;
}
}
// create with given graphic and position
xRetval = std::make_unique<SvxBrushItem>(aGraphic, aSvxGraphicPosition, nBackgroundID);
// get evtl. mixed transparence const sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
if(0 != nFillTransparence)
{ // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..100] signed
xRetval->setGraphicTransparency(static_cast< sal_Int8 >(nFillTransparence));
}
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