office-gobmx/sd/source/ui/slidesorter/view/SlsFramePainter.cxx

244 lines
7.6 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: baseprimitive2d.hxx,v $
*
* $Revision: 1.8 $
*
* last change: $Author: aw $ $Date: 2008-05-27 14:11:16 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#include "precompiled_sd.hxx"
#include "SlsFramePainter.hxx"
#include <vcl/outdev.hxx>
namespace sd { namespace slidesorter { namespace view {
FramePainter::FramePainter (const BitmapEx& rShadowBitmap)
: maShadowTopLeft(rShadowBitmap,-1,-1),
maShadowTop(rShadowBitmap,0,-1),
maShadowTopRight(rShadowBitmap,+1,-1),
maShadowLeft(rShadowBitmap,-1,0),
maShadowRight(rShadowBitmap,+1,0),
maShadowBottomLeft(rShadowBitmap,-1,+1),
maShadowBottom(rShadowBitmap,0,+1),
maShadowBottomRight(rShadowBitmap,+1,+1),
maShadowCenter(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)
{
}
void FramePainter::PaintFrame (
OutputDevice& rDevice,
const Rectangle aBox) const
{
if ( ! mbIsValid)
return;
// Paint the shadow.
maShadowTopLeft.PaintCorner(rDevice, aBox.TopLeft());
maShadowTopRight.PaintCorner(rDevice, aBox.TopRight());
maShadowBottomLeft.PaintCorner(rDevice, aBox.BottomLeft());
maShadowBottomRight.PaintCorner(rDevice, aBox.BottomRight());
maShadowLeft.PaintSide(rDevice,
aBox.TopLeft(), aBox.BottomLeft(),
maShadowTopLeft, maShadowBottomLeft);
maShadowRight.PaintSide(rDevice,
aBox.TopRight(), aBox.BottomRight(),
maShadowTopRight, maShadowBottomRight);
maShadowTop.PaintSide(rDevice,
aBox.TopLeft(), aBox.TopRight(),
maShadowTopLeft, maShadowTopRight);
maShadowBottom.PaintSide(rDevice,
aBox.BottomLeft(), aBox.BottomRight(),
maShadowBottomLeft, maShadowBottomRight);
maShadowCenter.PaintCenter(rDevice,aBox);
}
//===== FramePainter::OffsetBitmap ============================================
FramePainter::OffsetBitmap::OffsetBitmap (
const BitmapEx& rBitmap,
const sal_Int32 nHorizontalPosition,
const sal_Int32 nVerticalPosition)
: maBitmap(),
maOffset()
{
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), BMP_SCALE_FAST);
}
else if (nHorizontalPosition == 0)
{
maBitmap.Scale(Size(nSideBitmapSize,aSize.Height()), BMP_SCALE_FAST);
}
else if (nVerticalPosition == 0)
{
maBitmap.Scale(Size(maBitmap.GetSizePixel().Width(), nSideBitmapSize), BMP_SCALE_FAST);
}
}
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(), 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(), nBottom-nY+1)),
maBitmap);
}
else
{
// Diagonal sides indicatee an error.
OSL_ASSERT(false);
}
}
void FramePainter::OffsetBitmap::PaintCenter (
OutputDevice& rDevice,
const Rectangle& rBox) const
{
const Size aBitmapSize (maBitmap.GetSizePixel());
for (sal_Int32 nY=rBox.Top(); nY<=rBox.Bottom(); nY+=aBitmapSize.Height())
for (sal_Int32 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