Files
libreoffice/canvas/source/directx/dx_devicehelper.cxx
Rüdiger Timm eb15ad4552 INTEGRATION: CWS changefileheader (1.2.28); FILE MERGED
2008/03/28 16:35:00 rt 1.2.28.1: #i87441# Change license header to LPGL v3.
2008-04-11 08:11:29 +00:00

338 lines
11 KiB
C++
Executable File

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: dx_devicehelper.cxx,v $
* $Revision: 1.3 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <ctype.h> // don't ask. msdev breaks otherwise...
#include <vcl/window.hxx>
#include <canvas/debug.hxx>
#include <canvas/verbosetrace.hxx>
#include <canvas/canvastools.hxx>
#include <osl/mutex.hxx>
#include <cppuhelper/compbase1.hxx>
#include <com/sun/star/lang/NoSupportException.hpp>
#include <toolkit/helper/vclunohelper.hxx>
#include <basegfx/tools/canvastools.hxx>
#include "dx_linepolypolygon.hxx"
#include "dx_spritecanvas.hxx"
#include "dx_canvasbitmap.hxx"
#include "dx_devicehelper.hxx"
#undef WB_LEFT
#undef WB_RIGHT
#include "dx_winstuff.hxx"
#include <vcl/sysdata.hxx>
using namespace ::com::sun::star;
namespace dxcanvas
{
DeviceHelper::DeviceHelper() :
mpSpriteCanvas( NULL ),
mpSurfaceProxyManager(),
mpRenderModule(),
mpBackBuffer()
{
}
void DeviceHelper::init( Window& rWindow,
SpriteCanvas& rSpriteCanvas,
const awt::Rectangle& rRect,
bool /*bFullscreen*/ )
{
// #i60490# ensure backbuffer has sensible minimal size
const sal_Int32 w( ::std::max(sal_Int32(1),sal_Int32(rRect.Width)));
const sal_Int32 h( ::std::max(sal_Int32(1),sal_Int32(rRect.Height)));
rSpriteCanvas.setWindow(
uno::Reference<awt::XWindow2>(
VCLUnoHelper::GetInterface(&rWindow),
uno::UNO_QUERY_THROW) );
const SystemEnvData *pData = rWindow.GetSystemData();
const HWND hWnd = reinterpret_cast<HWND>(pData->hWnd);
ENSURE_AND_THROW( IsWindow( hWnd ),
"DeviceHelper::init No valid HWND given." );
mpSpriteCanvas = &rSpriteCanvas;
try
{
// setup directx rendermodule
mpRenderModule = createRenderModule( rWindow );
}
catch (...) {
throw lang::NoSupportException(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(
"Could not create DirectX device!") ),
static_cast< ::cppu::OWeakObject* >(&rSpriteCanvas) );
}
// create the surfaceproxy manager
mpSurfaceProxyManager = ::canvas::createSurfaceProxyManager( mpRenderModule );
// #i60490# ensure backbuffer has sensible minimal size
mpBackBuffer.reset(new DXBitmap(
::basegfx::B2ISize(w,h),
mpSurfaceProxyManager,mpRenderModule,false));
}
void DeviceHelper::disposing()
{
// release all references
mpBackBuffer.reset();
mpSurfaceProxyManager.reset();
mpRenderModule.reset();
mpSpriteCanvas = NULL;
}
geometry::RealSize2D DeviceHelper::getPhysicalResolution()
{
HWND hwnd( getHwnd() );
if( !hwnd )
return ::canvas::tools::createInfiniteSize2D(); // we're disposed
HDC hDC = GetDC( hwnd );
ENSURE_AND_THROW( hDC,
"DeviceHelper::getPhysicalResolution(): cannot retrieve HDC from window" );
const int nHorzRes( GetDeviceCaps( hDC,
LOGPIXELSX ) );
const int nVertRes( GetDeviceCaps( hDC,
LOGPIXELSY ) );
ReleaseDC( hwnd, hDC );
return geometry::RealSize2D( nHorzRes*25.4,
nVertRes*25.4 );
}
geometry::RealSize2D DeviceHelper::getPhysicalSize()
{
HWND hwnd( getHwnd() );
if( !hwnd )
return ::canvas::tools::createInfiniteSize2D(); // we're disposed
HDC hDC=GetDC( hwnd );
ENSURE_AND_THROW( hDC,
"DeviceHelper::getPhysicalSize(): cannot retrieve HDC from window" );
const int nHorzSize( GetDeviceCaps( hDC,
HORZSIZE ) );
const int nVertSize( GetDeviceCaps( hDC,
VERTSIZE ) );
ReleaseDC( hwnd, hDC );
return geometry::RealSize2D( nHorzSize,
nVertSize );
}
uno::Reference< rendering::XLinePolyPolygon2D > DeviceHelper::createCompatibleLinePolyPolygon(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points )
{
HWND hwnd( getHwnd() );
if( !hwnd )
return uno::Reference< rendering::XLinePolyPolygon2D >(); // we're disposed
return uno::Reference< rendering::XLinePolyPolygon2D >(
new LinePolyPolygon(
::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence( points ) ) );
}
uno::Reference< rendering::XBezierPolyPolygon2D > DeviceHelper::createCompatibleBezierPolyPolygon(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& points )
{
HWND hwnd( getHwnd() );
if( !hwnd )
return uno::Reference< rendering::XBezierPolyPolygon2D >(); // we're disposed
return uno::Reference< rendering::XBezierPolyPolygon2D >(
new LinePolyPolygon(
::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence( points ) ) );
}
uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& size )
{
HWND hwnd( getHwnd() );
if( !hwnd || !mpSpriteCanvas )
return uno::Reference< rendering::XBitmap >(); // we're disposed
DXBitmapSharedPtr pBitmap(
new DXBitmap(
::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
mpSurfaceProxyManager,
mpRenderModule,
false));
// create a 24bit RGB system memory surface
return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,mpSpriteCanvas));
}
uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& /*size*/ )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& size )
{
HWND hwnd( getHwnd() );
if( !hwnd || !mpSpriteCanvas )
return uno::Reference< rendering::XBitmap >(); // we're disposed
DXBitmapSharedPtr pBitmap(
new DXBitmap(
::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
mpSurfaceProxyManager,
mpRenderModule,
true));
// create a 32bit ARGB system memory surface
return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,mpSpriteCanvas));
}
uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& /*size*/ )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
sal_Bool DeviceHelper::hasFullScreenMode()
{
// TODO(F3): offer fullscreen mode the XCanvas way
return false;
}
sal_Bool DeviceHelper::enterFullScreenMode( sal_Bool /*bEnter*/ )
{
// TODO(F3): offer fullscreen mode the XCanvas way
return false;
}
::sal_Int32 DeviceHelper::createBuffers( ::sal_Int32 /*nBuffers*/ )
{
// TODO(F3): implement XBufferStrategy interface. For now, we
// _always_ will have exactly one backbuffer
return 1;
}
void DeviceHelper::destroyBuffers()
{
// TODO(F3): implement XBufferStrategy interface. For now, we
// _always_ will have exactly one backbuffer
}
::sal_Bool DeviceHelper::showBuffer( ::sal_Bool bUpdateAll )
{
// forward to sprite canvas helper
if( !mpSpriteCanvas )
return false;
return mpSpriteCanvas->updateScreen( bUpdateAll );
}
::sal_Bool DeviceHelper::switchBuffer( ::sal_Bool bUpdateAll )
{
// no difference for VCL canvas
return showBuffer( bUpdateAll );
}
uno::Any DeviceHelper::getDeviceHandle() const
{
HWND hwnd( getHwnd() );
if( hwnd )
return uno::makeAny( reinterpret_cast< sal_Int64 >(hwnd) );
else
return uno::Any();
}
uno::Any DeviceHelper::getSurfaceHandle() const
{
if( !mpRenderModule )
return uno::Any();
// TODO(F1): expose DirectDraw object
//return mpBackBuffer->getBitmap().get();
return uno::Any();
}
void DeviceHelper::notifySizeUpdate( const awt::Rectangle& rBounds )
{
// #i60490# ensure backbuffer has sensible minimal size
const sal_Int32 x(rBounds.X);
const sal_Int32 y(rBounds.Y);
const sal_Int32 w(::std::max(sal_Int32(1),sal_Int32(rBounds.Width)));
const sal_Int32 h(::std::max(sal_Int32(1),sal_Int32(rBounds.Height)));
if( mpRenderModule )
mpRenderModule->resize(::basegfx::B2IRange(x,y,x+w,y+h));
resizeBackBuffer(::basegfx::B2ISize(w,h));
}
void DeviceHelper::resizeBackBuffer( const ::basegfx::B2ISize& rNewSize )
{
// disposed?
if(!(mpBackBuffer))
return;
mpBackBuffer->resize(rNewSize);
mpBackBuffer->clear();
}
HWND DeviceHelper::getHwnd() const
{
if( mpRenderModule )
return mpRenderModule->getHWND();
else
return 0;
}
void DeviceHelper::dumpScreenContent() const
{
if( mpRenderModule )
mpRenderModule->screenShot();
}
}