/* -*- 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 "SlsFramePainter.hxx"
#include <vcl/outdev.hxx>
#include <osl/diagnose.h>
namespace sd::slidesorter::view {
FramePainter::FramePainter (const BitmapEx& rShadowBitmap)
: maTopLeft(rShadowBitmap,-1 ,-1 ),
maTop(rShadowBitmap,0 ,-1 ),
maTopRight(rShadowBitmap,+1 ,-1 ),
maLeft(rShadowBitmap,-1 ,0 ),
maRight(rShadowBitmap,+1 ,0 ),
maBottomLeft(rShadowBitmap,-1 ,+1 ),
maBottom(rShadowBitmap,0 ,+1 ),
maBottomRight(rShadowBitmap,+1 ,+1 ),
maCenter(rShadowBitmap,0 ,0 ),
mbIsValid(false )
{
if (rShadowBitmap.GetSizePixel().Width() == rShadowBitmap.GetSizePixel().Height()
&& (rShadowBitmap.GetSizePixel().Width()-1 )%2 == 0
&& ((rShadowBitmap.GetSizePixel().Width()-1 )/2 )%2 == 1 )
{
mbIsValid = true ;
}
else
{
OSL_ASSERT(rShadowBitmap.GetSizePixel().Width() == rShadowBitmap.GetSizePixel().Height());
OSL_ASSERT((rShadowBitmap.GetSizePixel().Width()-1 )%2 == 0 );
OSL_ASSERT(((rShadowBitmap.GetSizePixel().Width()-1 )/2 )%2 == 1 );
}
}
FramePainter::~FramePainter()
{
}
void FramePainter::PaintFrame (
OutputDevice& rDevice,
const ::tools::Rectangle& rBox) const
{
if ( ! mbIsValid)
return ;
// Paint the shadow.
maTopLeft.PaintCorner(rDevice, rBox.TopLeft());
maTopRight.PaintCorner(rDevice, rBox.TopRight());
maBottomLeft.PaintCorner(rDevice, rBox.BottomLeft());
maBottomRight.PaintCorner(rDevice, rBox.BottomRight());
maLeft.PaintSide(rDevice, rBox.TopLeft(), rBox.BottomLeft(), maTopLeft, maBottomLeft);
maRight.PaintSide(rDevice, rBox.TopRight(), rBox.BottomRight(), maTopRight, maBottomRight);
maTop.PaintSide(rDevice, rBox.TopLeft(), rBox.TopRight(), maTopLeft, maTopRight);
maBottom.PaintSide(rDevice, rBox.BottomLeft(), rBox.BottomRight(), maBottomLeft, maBottomRight);
maCenter.PaintCenter(rDevice,rBox);
}
void FramePainter::AdaptColor (
const Color aNewColor)
{
// Get the source color.
if (maCenter.maBitmap.IsEmpty())
return ;
const Color aSourceColor = maCenter.maBitmap.GetPixelColor(0 ,0 );
// Erase the center bitmap.
maCenter.maBitmap.SetEmpty();
// Replace the color in all bitmaps.
maTopLeft.maBitmap.Replace(aSourceColor, aNewColor);
maTop.maBitmap.Replace(aSourceColor, aNewColor);
maTopRight.maBitmap.Replace(aSourceColor, aNewColor);
maLeft.maBitmap.Replace(aSourceColor, aNewColor);
maCenter.maBitmap.Replace(aSourceColor, aNewColor);
maRight.maBitmap.Replace(aSourceColor, aNewColor);
maBottomLeft.maBitmap.Replace(aSourceColor, aNewColor);
maBottom.maBitmap.Replace(aSourceColor, aNewColor);
maBottomRight.maBitmap.Replace(aSourceColor, aNewColor);
}
//===== FramePainter::OffsetBitmap ============================================
FramePainter::OffsetBitmap::OffsetBitmap (
const BitmapEx& rBitmap,
const sal_Int32 nHorizontalPosition,
const sal_Int32 nVerticalPosition)
{
OSL_ASSERT(nHorizontalPosition>=-1 && nHorizontalPosition<=+1 );
OSL_ASSERT(nVerticalPosition>=-1 && nVerticalPosition<=+1 );
const sal_Int32 nS (1 );
const sal_Int32 nC (::std::max<sal_Int32>(0 ,(rBitmap.GetSizePixel().Width()-nS)/2 ));
const sal_Int32 nO (nC/2 );
const Point aOrigin(
nHorizontalPosition<0 ? 0 : (nHorizontalPosition == 0 ? nC : nC+nS),
nVerticalPosition<0 ? 0 : (nVerticalPosition == 0 ? nC : nC+nS));
const Size aSize(
nHorizontalPosition==0 ? nS : nC,
nVerticalPosition==0 ? nS : nC);
maBitmap = BitmapEx(rBitmap, aOrigin, aSize);
if (maBitmap.IsEmpty())
return ;
maOffset = Point(
nHorizontalPosition<0 ? -nO : nHorizontalPosition>0 ? -nO : 0 ,
nVerticalPosition<0 ? -nO : nVerticalPosition>0 ? -nO : 0 );
// Enlarge the side bitmaps so that painting the frame requires less
// paint calls.
const sal_Int32 nSideBitmapSize (64 );
if (nHorizontalPosition == 0 && nVerticalPosition == 0 )
{
maBitmap.Scale(Size(nSideBitmapSize,nSideBitmapSize));
}
else if (nHorizontalPosition == 0 )
{
maBitmap.Scale(Size(nSideBitmapSize,aSize.Height()));
}
else if (nVerticalPosition == 0 )
{
maBitmap.Scale(Size(maBitmap.GetSizePixel().Width(), nSideBitmapSize));
}
}
void FramePainter::OffsetBitmap::PaintCorner (
OutputDevice& rDevice,
const Point& rAnchor) const
{
if ( ! maBitmap.IsEmpty())
rDevice.DrawBitmapEx(rAnchor+maOffset, maBitmap);
}
void FramePainter::OffsetBitmap::PaintSide (
OutputDevice& rDevice,
const Point& rAnchor1,
const Point& rAnchor2,
const OffsetBitmap& rCornerBitmap1,
const OffsetBitmap& rCornerBitmap2) const
{
if (maBitmap.IsEmpty())
return ;
const Size aBitmapSize (maBitmap.GetSizePixel());
if (rAnchor1.Y() == rAnchor2.Y())
{
// Side is horizontal.
const sal_Int32 nY (rAnchor1.Y() + maOffset.Y());
const sal_Int32 nLeft (
rAnchor1.X()
+ rCornerBitmap1.maBitmap.GetSizePixel().Width()
+ rCornerBitmap1.maOffset.X());
const sal_Int32 nRight (
rAnchor2.X()
+ rCornerBitmap2.maOffset.X()
- 1 );
for (sal_Int32 nX=nLeft; nX<=nRight; nX+=aBitmapSize.Width())
{
rDevice.DrawBitmapEx(
Point(nX,nY),
Size(std::min(aBitmapSize.Width(),static_cast <::tools::Long >(nRight-nX+1 )),aBitmapSize.Height()),
maBitmap);
}
}
else if (rAnchor1.X() == rAnchor2.X())
{
// Side is vertical.
const sal_Int32 nX (rAnchor1.X() + maOffset.X());
const sal_Int32 nTop (
rAnchor1.Y()
+ rCornerBitmap1.maBitmap.GetSizePixel().Height()
+ rCornerBitmap1.maOffset.Y());
const sal_Int32 nBottom (
rAnchor2.Y()
+ rCornerBitmap2.maOffset.Y()
- 1 );
for (sal_Int32 nY=nTop; nY<=nBottom; nY+=aBitmapSize.Height())
{
rDevice.DrawBitmapEx(
Point(nX,nY),
Size(aBitmapSize.Width(), std::min(aBitmapSize.Height(), static_cast <::tools::Long >(nBottom-nY+1 ))),
maBitmap);
}
}
else
{
// Diagonal sides indicates an error.
OSL_ASSERT(false );
}
}
void FramePainter::OffsetBitmap::PaintCenter (
OutputDevice& rDevice,
const ::tools::Rectangle& rBox) const
{
const Size aBitmapSize (maBitmap.GetSizePixel());
for (::tools::Long nY=rBox.Top(); nY<=rBox.Bottom(); nY+=aBitmapSize.Height())
for (::tools::Long nX=rBox.Left(); nX<=rBox.Right(); nX+=aBitmapSize.Width())
rDevice.DrawBitmapEx(
Point(nX,nY),
Size(
::std::min(aBitmapSize.Width(), rBox.Right()-nX+1 ),
std::min(aBitmapSize.Height(), rBox.Bottom()-nY+1 )),
maBitmap);
}
} // end of namespace sd::slidesorter::view
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=93 H=89 G=90
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-03)
¤
*© Formatika GbR, Deutschland