2010-10-14 08:27:31 +02:00
|
|
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
2012-10-08 10:00:18 +01:00
|
|
|
/*
|
|
|
|
|
* 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 .
|
|
|
|
|
*/
|
2007-11-01 17:00:10 +00:00
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
#include <vcl/canvastools.hxx>
|
|
|
|
|
|
|
|
|
|
#include <vcl/bitmap.hxx>
|
|
|
|
|
#include <vcl/bitmapex.hxx>
|
|
|
|
|
#include <vcl/bmpacc.hxx>
|
2008-06-24 09:40:55 +00:00
|
|
|
#include <tools/diagnose_ex.h>
|
2007-11-01 17:00:10 +00:00
|
|
|
|
|
|
|
|
#include "dx_impltools.hxx"
|
|
|
|
|
#include <basegfx/numeric/ftools.hxx>
|
|
|
|
|
|
|
|
|
|
#include <canvas/debug.hxx>
|
|
|
|
|
#include <canvas/verbosetrace.hxx>
|
|
|
|
|
|
|
|
|
|
#include <com/sun/star/lang/XServiceInfo.hpp>
|
2008-06-24 09:40:55 +00:00
|
|
|
#include <com/sun/star/rendering/XIntegerBitmap.hpp>
|
2007-11-01 17:00:10 +00:00
|
|
|
|
|
|
|
|
#include <boost/scoped_array.hpp>
|
|
|
|
|
|
|
|
|
|
#include "dx_vcltools.hxx"
|
|
|
|
|
|
|
|
|
|
using namespace ::com::sun::star;
|
|
|
|
|
|
|
|
|
|
namespace dxcanvas
|
|
|
|
|
{
|
|
|
|
|
namespace tools
|
|
|
|
|
{
|
|
|
|
|
namespace
|
|
|
|
|
{
|
|
|
|
|
/// Calc number of colors in given BitmapInfoHeader
|
|
|
|
|
sal_Int32 calcDIBColorCount( const BITMAPINFOHEADER& rBIH )
|
|
|
|
|
{
|
|
|
|
|
if( rBIH.biSize != sizeof( BITMAPCOREHEADER ) )
|
|
|
|
|
{
|
|
|
|
|
if( rBIH.biBitCount <= 8 )
|
|
|
|
|
{
|
|
|
|
|
if( rBIH.biClrUsed )
|
|
|
|
|
return rBIH.biClrUsed;
|
|
|
|
|
else
|
|
|
|
|
return 1L << rBIH.biBitCount;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
BITMAPCOREHEADER* pCoreHeader = (BITMAPCOREHEADER*)&rBIH;
|
|
|
|
|
|
|
|
|
|
if( pCoreHeader->bcBitCount <= 8 )
|
|
|
|
|
return 1L << pCoreHeader->bcBitCount;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return 0; // nothing known
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// Draw DI bits to given Graphics
|
2008-06-24 09:40:55 +00:00
|
|
|
bool drawDIBits( const ::boost::shared_ptr< Gdiplus::Graphics >& rGraphics,
|
|
|
|
|
const void* hDIB )
|
2007-11-01 17:00:10 +00:00
|
|
|
{
|
|
|
|
|
bool bRet( false );
|
|
|
|
|
BitmapSharedPtr pBitmap;
|
|
|
|
|
|
|
|
|
|
const BITMAPINFO* pBI = (BITMAPINFO*)GlobalLock( (HGLOBAL)hDIB );
|
|
|
|
|
|
|
|
|
|
if( pBI )
|
|
|
|
|
{
|
|
|
|
|
const BITMAPINFOHEADER* pBIH = (BITMAPINFOHEADER*)pBI;
|
|
|
|
|
const BYTE* pBits = (BYTE*) pBI + *(DWORD*)pBI +
|
|
|
|
|
calcDIBColorCount( *pBIH ) * sizeof( RGBQUAD );
|
|
|
|
|
|
|
|
|
|
// forward to outsourced GDI+ rendering method
|
|
|
|
|
// (header clashes)
|
|
|
|
|
bRet = tools::drawDIBits( rGraphics, *pBI, (void*)pBits );
|
|
|
|
|
|
|
|
|
|
GlobalUnlock( (HGLOBAL)hDIB );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return bRet;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Draw VCL bitmap to given Graphics
|
|
|
|
|
|
|
|
|
|
@param rBmp
|
|
|
|
|
Reference to bitmap. Might get modified, in such a way
|
|
|
|
|
that it will hold a DIB after a successful function call.
|
|
|
|
|
*/
|
2008-06-24 09:40:55 +00:00
|
|
|
bool drawVCLBitmap( const ::boost::shared_ptr< Gdiplus::Graphics >& rGraphics,
|
2007-11-01 17:00:10 +00:00
|
|
|
::Bitmap& rBmp )
|
|
|
|
|
{
|
|
|
|
|
BitmapSystemData aBmpSysData;
|
|
|
|
|
|
|
|
|
|
if( !rBmp.GetSystemData( aBmpSysData ) ||
|
|
|
|
|
!aBmpSysData.pDIB )
|
|
|
|
|
{
|
|
|
|
|
// first of all, ensure that Bitmap contains a DIB, by
|
2014-04-29 19:05:05 +00:00
|
|
|
// acquiring a read access
|
2007-11-01 17:00:10 +00:00
|
|
|
BitmapReadAccess* pReadAcc = rBmp.AcquireReadAccess();
|
|
|
|
|
|
|
|
|
|
// TODO(P2): Acquiring a read access can actually
|
|
|
|
|
// force a read from VRAM, thus, avoiding this
|
|
|
|
|
// step somehow will increase performance
|
|
|
|
|
// here.
|
|
|
|
|
if( pReadAcc )
|
|
|
|
|
{
|
|
|
|
|
// try again: now, WinSalBitmap must have
|
|
|
|
|
// generated a DIB
|
|
|
|
|
if( rBmp.GetSystemData( aBmpSysData ) &&
|
|
|
|
|
aBmpSysData.pDIB )
|
|
|
|
|
{
|
|
|
|
|
return drawDIBits( rGraphics,
|
|
|
|
|
aBmpSysData.pDIB );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
rBmp.ReleaseAccess( pReadAcc );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
return drawDIBits( rGraphics,
|
|
|
|
|
aBmpSysData.pDIB );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// failed to generate DIBits from vcl bitmap
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Create a chunk of raw RGBA data GDI+ Bitmap from VCL BbitmapEX
|
|
|
|
|
*/
|
|
|
|
|
RawRGBABitmap bitmapFromVCLBitmapEx( const ::BitmapEx& rBmpEx )
|
|
|
|
|
{
|
|
|
|
|
// TODO(P2): Avoid temporary bitmap generation, maybe
|
|
|
|
|
// even ensure that created DIBs are copied back to
|
|
|
|
|
// BmpEx (currently, every AcquireReadAccess() will
|
|
|
|
|
// make the local bitmap copy unique, effectively
|
|
|
|
|
// duplicating the memory used)
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( rBmpEx.IsTransparent(),
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"BmpEx not transparent" );
|
|
|
|
|
|
|
|
|
|
// convert transparent bitmap to 32bit RGBA
|
|
|
|
|
// ========================================
|
|
|
|
|
|
|
|
|
|
const ::Size aBmpSize( rBmpEx.GetSizePixel() );
|
|
|
|
|
|
|
|
|
|
RawRGBABitmap aBmpData;
|
|
|
|
|
aBmpData.mnWidth = aBmpSize.Width();
|
|
|
|
|
aBmpData.mnHeight = aBmpSize.Height();
|
|
|
|
|
aBmpData.mpBitmapData.reset( new sal_uInt8[ 4*aBmpData.mnWidth*aBmpData.mnHeight ] );
|
|
|
|
|
|
|
|
|
|
Bitmap aBitmap( rBmpEx.GetBitmap() );
|
|
|
|
|
|
2011-05-17 10:03:46 +02:00
|
|
|
Bitmap::ScopedReadAccess pReadAccess( aBitmap );
|
2007-11-01 17:00:10 +00:00
|
|
|
|
|
|
|
|
const sal_Int32 nWidth( aBmpSize.Width() );
|
|
|
|
|
const sal_Int32 nHeight( aBmpSize.Height() );
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( pReadAccess.get() != NULL,
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unable to acquire read acces to bitmap" );
|
|
|
|
|
|
|
|
|
|
if( rBmpEx.IsAlpha() )
|
|
|
|
|
{
|
|
|
|
|
Bitmap aAlpha( rBmpEx.GetAlpha().GetBitmap() );
|
|
|
|
|
|
2011-05-17 10:03:46 +02:00
|
|
|
Bitmap::ScopedReadAccess pAlphaReadAccess( aAlpha );
|
2007-11-01 17:00:10 +00:00
|
|
|
|
|
|
|
|
// By convention, the access buffer always has
|
|
|
|
|
// one of the following formats:
|
2014-02-25 17:46:23 +01:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
// BMP_FORMAT_1BIT_MSB_PAL
|
|
|
|
|
// BMP_FORMAT_4BIT_MSN_PAL
|
|
|
|
|
// BMP_FORMAT_8BIT_PAL
|
|
|
|
|
// BMP_FORMAT_16BIT_TC_LSB_MASK
|
|
|
|
|
// BMP_FORMAT_24BIT_TC_BGR
|
|
|
|
|
// BMP_FORMAT_32BIT_TC_MASK
|
2014-02-25 17:46:23 +01:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
// and is always BMP_FORMAT_BOTTOM_UP
|
2014-02-25 17:46:23 +01:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
// This is the way
|
|
|
|
|
// WinSalBitmap::AcquireBuffer() sets up the
|
|
|
|
|
// buffer
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( pAlphaReadAccess.get() != NULL,
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unable to acquire read acces to alpha" );
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( pAlphaReadAccess->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL ||
|
2007-11-01 17:00:10 +00:00
|
|
|
pAlphaReadAccess->GetScanlineFormat() == BMP_FORMAT_8BIT_TC_MASK,
|
|
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unsupported alpha scanline format" );
|
|
|
|
|
|
|
|
|
|
BitmapColor aCol;
|
|
|
|
|
const sal_Int32 nWidth( aBmpSize.Width() );
|
|
|
|
|
const sal_Int32 nHeight( aBmpSize.Height() );
|
|
|
|
|
sal_uInt8* pCurrOutput( aBmpData.mpBitmapData.get() );
|
|
|
|
|
int x, y;
|
|
|
|
|
|
|
|
|
|
for( y=0; y<nHeight; ++y )
|
|
|
|
|
{
|
|
|
|
|
switch( pReadAccess->GetScanlineFormat() )
|
|
|
|
|
{
|
|
|
|
|
case BMP_FORMAT_8BIT_PAL:
|
|
|
|
|
{
|
|
|
|
|
Scanline pScan = pReadAccess->GetScanline( y );
|
|
|
|
|
Scanline pAScan = pAlphaReadAccess->GetScanline( y );
|
|
|
|
|
|
|
|
|
|
for( x=0; x<nWidth; ++x )
|
|
|
|
|
{
|
|
|
|
|
aCol = pReadAccess->GetPaletteColor( *pScan++ );
|
|
|
|
|
|
|
|
|
|
*pCurrOutput++ = aCol.GetBlue();
|
|
|
|
|
*pCurrOutput++ = aCol.GetGreen();
|
|
|
|
|
*pCurrOutput++ = aCol.GetRed();
|
|
|
|
|
|
|
|
|
|
// out notion of alpha is
|
|
|
|
|
// different from the rest
|
|
|
|
|
// of the world's
|
|
|
|
|
*pCurrOutput++ = 255 - (BYTE)*pAScan++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case BMP_FORMAT_24BIT_TC_BGR:
|
|
|
|
|
{
|
|
|
|
|
Scanline pScan = pReadAccess->GetScanline( y );
|
|
|
|
|
Scanline pAScan = pAlphaReadAccess->GetScanline( y );
|
|
|
|
|
|
|
|
|
|
for( x=0; x<nWidth; ++x )
|
|
|
|
|
{
|
|
|
|
|
// store as RGBA
|
|
|
|
|
*pCurrOutput++ = *pScan++;
|
|
|
|
|
*pCurrOutput++ = *pScan++;
|
|
|
|
|
*pCurrOutput++ = *pScan++;
|
|
|
|
|
|
|
|
|
|
// out notion of alpha is
|
|
|
|
|
// different from the rest
|
|
|
|
|
// of the world's
|
|
|
|
|
*pCurrOutput++ = 255 - (BYTE)*pAScan++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
// TODO(P2): Might be advantageous
|
|
|
|
|
// to hand-formulate the following
|
|
|
|
|
// formats, too.
|
|
|
|
|
case BMP_FORMAT_1BIT_MSB_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_4BIT_MSN_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_16BIT_TC_LSB_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_MASK:
|
|
|
|
|
{
|
|
|
|
|
Scanline pAScan = pAlphaReadAccess->GetScanline( y );
|
|
|
|
|
|
|
|
|
|
// using fallback for those
|
|
|
|
|
// seldom formats
|
|
|
|
|
for( x=0; x<nWidth; ++x )
|
|
|
|
|
{
|
|
|
|
|
// yes. x and y are swapped on Get/SetPixel
|
|
|
|
|
aCol = pReadAccess->GetColor(y,x);
|
|
|
|
|
|
|
|
|
|
*pCurrOutput++ = aCol.GetBlue();
|
|
|
|
|
*pCurrOutput++ = aCol.GetGreen();
|
|
|
|
|
*pCurrOutput++ = aCol.GetRed();
|
|
|
|
|
|
|
|
|
|
// out notion of alpha is
|
|
|
|
|
// different from the rest
|
|
|
|
|
// of the world's
|
|
|
|
|
*pCurrOutput++ = 255 - (BYTE)*pAScan++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case BMP_FORMAT_1BIT_LSB_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_4BIT_LSN_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_8BIT_TC_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_24BIT_TC_RGB:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_24BIT_TC_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_16BIT_TC_MSB_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_ABGR:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_ARGB:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_BGRA:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_RGBA:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
default:
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( false,
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unexpected scanline format - has "
|
|
|
|
|
"WinSalBitmap::AcquireBuffer() changed?" );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
Bitmap aMask( rBmpEx.GetMask() );
|
|
|
|
|
|
2011-05-17 10:03:46 +02:00
|
|
|
Bitmap::ScopedReadAccess pMaskReadAccess( aMask );
|
2007-11-01 17:00:10 +00:00
|
|
|
|
|
|
|
|
// By convention, the access buffer always has
|
|
|
|
|
// one of the following formats:
|
2014-02-25 17:46:23 +01:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
// BMP_FORMAT_1BIT_MSB_PAL
|
|
|
|
|
// BMP_FORMAT_4BIT_MSN_PAL
|
|
|
|
|
// BMP_FORMAT_8BIT_PAL
|
|
|
|
|
// BMP_FORMAT_16BIT_TC_LSB_MASK
|
|
|
|
|
// BMP_FORMAT_24BIT_TC_BGR
|
|
|
|
|
// BMP_FORMAT_32BIT_TC_MASK
|
2014-02-25 17:46:23 +01:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
// and is always BMP_FORMAT_BOTTOM_UP
|
2014-02-25 17:46:23 +01:00
|
|
|
|
2007-11-01 17:00:10 +00:00
|
|
|
// This is the way
|
|
|
|
|
// WinSalBitmap::AcquireBuffer() sets up the
|
|
|
|
|
// buffer
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( pMaskReadAccess.get() != NULL,
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unable to acquire read acces to mask" );
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( pMaskReadAccess->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL,
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unsupported mask scanline format" );
|
|
|
|
|
|
|
|
|
|
BitmapColor aCol;
|
|
|
|
|
int nCurrBit;
|
|
|
|
|
const int nMask( 1L );
|
|
|
|
|
const int nInitialBit(7);
|
|
|
|
|
sal_uInt8* pCurrOutput( aBmpData.mpBitmapData.get() );
|
|
|
|
|
int x, y;
|
|
|
|
|
|
|
|
|
|
// mapping table, to get from mask index color to
|
|
|
|
|
// alpha value (which depends on the mask's palette)
|
|
|
|
|
sal_uInt8 aColorMap[2];
|
|
|
|
|
|
|
|
|
|
const BitmapColor& rCol0( pMaskReadAccess->GetPaletteColor( 0 ) );
|
|
|
|
|
const BitmapColor& rCol1( pMaskReadAccess->GetPaletteColor( 1 ) );
|
|
|
|
|
|
|
|
|
|
// shortcut for true luminance calculation
|
|
|
|
|
// (assumes that palette is grey-level). Note the
|
|
|
|
|
// swapped the indices here, to account for the
|
|
|
|
|
// fact that VCL's notion of alpha is inverted to
|
|
|
|
|
// the rest of the world's.
|
|
|
|
|
aColorMap[0] = rCol1.GetRed();
|
|
|
|
|
aColorMap[1] = rCol0.GetRed();
|
|
|
|
|
|
|
|
|
|
for( y=0; y<nHeight; ++y )
|
|
|
|
|
{
|
|
|
|
|
switch( pReadAccess->GetScanlineFormat() )
|
|
|
|
|
{
|
|
|
|
|
case BMP_FORMAT_8BIT_PAL:
|
|
|
|
|
{
|
|
|
|
|
Scanline pScan = pReadAccess->GetScanline( y );
|
|
|
|
|
Scanline pMScan = pMaskReadAccess->GetScanline( y );
|
|
|
|
|
|
|
|
|
|
for( x=0, nCurrBit=nInitialBit; x<nWidth; ++x )
|
|
|
|
|
{
|
|
|
|
|
aCol = pReadAccess->GetPaletteColor( *pScan++ );
|
|
|
|
|
|
|
|
|
|
*pCurrOutput++ = aCol.GetBlue();
|
|
|
|
|
*pCurrOutput++ = aCol.GetGreen();
|
|
|
|
|
*pCurrOutput++ = aCol.GetRed();
|
|
|
|
|
|
|
|
|
|
*pCurrOutput++ = aColorMap[ (pMScan[ (x & ~7L) >> 3L ] >> nCurrBit ) & nMask ];
|
|
|
|
|
nCurrBit = ((nCurrBit - 1) % 8L) & 7L;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case BMP_FORMAT_24BIT_TC_BGR:
|
|
|
|
|
{
|
|
|
|
|
Scanline pScan = pReadAccess->GetScanline( y );
|
|
|
|
|
Scanline pMScan = pMaskReadAccess->GetScanline( y );
|
|
|
|
|
|
|
|
|
|
for( x=0, nCurrBit=nInitialBit; x<nWidth; ++x )
|
|
|
|
|
{
|
|
|
|
|
// store as RGBA
|
|
|
|
|
*pCurrOutput++ = *pScan++;
|
|
|
|
|
*pCurrOutput++ = *pScan++;
|
|
|
|
|
*pCurrOutput++ = *pScan++;
|
|
|
|
|
|
|
|
|
|
*pCurrOutput++ = aColorMap[ (pMScan[ (x & ~7L) >> 3L ] >> nCurrBit ) & nMask ];
|
|
|
|
|
nCurrBit = ((nCurrBit - 1) % 8L) & 7L;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
// TODO(P2): Might be advantageous
|
|
|
|
|
// to hand-formulate the following
|
|
|
|
|
// formats, too.
|
|
|
|
|
case BMP_FORMAT_1BIT_MSB_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_4BIT_MSN_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_16BIT_TC_LSB_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_MASK:
|
|
|
|
|
{
|
|
|
|
|
Scanline pMScan = pMaskReadAccess->GetScanline( y );
|
|
|
|
|
|
|
|
|
|
// using fallback for those
|
|
|
|
|
// seldom formats
|
|
|
|
|
for( x=0, nCurrBit=nInitialBit; x<nWidth; ++x )
|
|
|
|
|
{
|
|
|
|
|
// yes. x and y are swapped on Get/SetPixel
|
|
|
|
|
aCol = pReadAccess->GetColor(y,x);
|
|
|
|
|
|
|
|
|
|
// store as RGBA
|
|
|
|
|
*pCurrOutput++ = aCol.GetBlue();
|
|
|
|
|
*pCurrOutput++ = aCol.GetGreen();
|
|
|
|
|
*pCurrOutput++ = aCol.GetRed();
|
|
|
|
|
|
|
|
|
|
*pCurrOutput++ = aColorMap[ (pMScan[ (x & ~7L) >> 3L ] >> nCurrBit ) & nMask ];
|
|
|
|
|
nCurrBit = ((nCurrBit - 1) % 8L) & 7L;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case BMP_FORMAT_1BIT_LSB_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_4BIT_LSN_PAL:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_8BIT_TC_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_24BIT_TC_RGB:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_24BIT_TC_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_16BIT_TC_MSB_MASK:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_ABGR:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_ARGB:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_BGRA:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
case BMP_FORMAT_32BIT_TC_RGBA:
|
|
|
|
|
// FALLTHROUGH intended
|
|
|
|
|
default:
|
2008-06-24 09:40:55 +00:00
|
|
|
ENSURE_OR_THROW( false,
|
2007-11-01 17:00:10 +00:00
|
|
|
"::dxcanvas::tools::bitmapFromVCLBitmapEx(): "
|
|
|
|
|
"Unexpected scanline format - has "
|
|
|
|
|
"WinSalBitmap::AcquireBuffer() changed?" );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return aBmpData;
|
|
|
|
|
}
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
bool drawVCLBitmapEx( const ::boost::shared_ptr< Gdiplus::Graphics >& rGraphics,
|
|
|
|
|
const ::BitmapEx& rBmpEx )
|
2007-11-01 17:00:10 +00:00
|
|
|
{
|
|
|
|
|
if( !rBmpEx.IsTransparent() )
|
|
|
|
|
{
|
|
|
|
|
Bitmap aBmp( rBmpEx.GetBitmap() );
|
|
|
|
|
return drawVCLBitmap( rGraphics, aBmp );
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
return drawRGBABits( rGraphics,
|
|
|
|
|
bitmapFromVCLBitmapEx( rBmpEx ) );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
bool drawVCLBitmapFromXBitmap( const ::boost::shared_ptr< Gdiplus::Graphics >& rGraphics,
|
|
|
|
|
const uno::Reference< rendering::XBitmap >& xBitmap )
|
2007-11-01 17:00:10 +00:00
|
|
|
{
|
2008-06-24 09:40:55 +00:00
|
|
|
// TODO(F2): add support for floating point bitmap formats
|
|
|
|
|
uno::Reference< rendering::XIntegerReadOnlyBitmap > xIntBmp(
|
|
|
|
|
xBitmap, uno::UNO_QUERY );
|
2007-11-01 17:00:10 +00:00
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
if( !xIntBmp.is() )
|
2007-11-01 17:00:10 +00:00
|
|
|
return false;
|
|
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
::BitmapEx aBmpEx = ::vcl::unotools::bitmapExFromXBitmap( xIntBmp );
|
|
|
|
|
if( !aBmpEx )
|
|
|
|
|
return false;
|
2007-11-01 17:00:10 +00:00
|
|
|
|
2008-06-24 09:40:55 +00:00
|
|
|
return drawVCLBitmapEx( rGraphics, aBmpEx );
|
2007-11-01 17:00:10 +00:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
2010-10-14 08:27:31 +02:00
|
|
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
