office-gobmx/canvas/source/directx/dx_spritedevicehelper.cxx
Tor Lillqvist a7724966ab Bin comments that claim to say why some header is included
They are practically always useless, often misleading or obsolete.

Change-Id: I2d32182a31349c9fb3b982498fd22d93e84c0c0c
2013-10-22 16:56:28 +03:00

248 lines
8.2 KiB
C++

/* -*- 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 <ctype.h>
#include <vcl/window.hxx>
#include <canvas/debug.hxx>
#include <canvas/verbosetrace.hxx>
#include <canvas/canvastools.hxx>
#include <tools/diagnose_ex.h>
#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_spritedevicehelper.hxx"
#undef WB_LEFT
#undef WB_RIGHT
#include "dx_winstuff.hxx"
#include <vcl/sysdata.hxx>
using namespace ::com::sun::star;
namespace dxcanvas
{
SpriteDeviceHelper::SpriteDeviceHelper() :
DeviceHelper(),
mpSpriteCanvas( NULL ),
mpSurfaceProxyManager(),
mpRenderModule(),
mpBackBuffer()
{
}
void SpriteDeviceHelper::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);
if( !IsWindow( hWnd ) )
throw lang::NoSupportException( "Passed window has invalid system window, or canvas out-of-process!", NULL);
mpSpriteCanvas = &rSpriteCanvas;
try
{
// setup directx rendermodule
mpRenderModule = createRenderModule( rWindow );
}
catch (...) {
throw lang::NoSupportException( "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 DXSurfaceBitmap(
::basegfx::B2ISize(w,h),
mpSurfaceProxyManager,
mpRenderModule,
false));
// Assumes: SystemChildWindow() has CS_OWNDC
DeviceHelper::init(GetDC(mpRenderModule->getHWND()),
rSpriteCanvas);
}
void SpriteDeviceHelper::disposing()
{
// release all references
mpBackBuffer.reset();
mpSurfaceProxyManager.reset();
mpRenderModule.reset();
mpSpriteCanvas = NULL;
DeviceHelper::disposing();
}
uno::Reference< rendering::XBitmap > SpriteDeviceHelper::createCompatibleBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& size )
{
if( !getDevice() )
return uno::Reference< rendering::XBitmap >(); // we're disposed
DXSurfaceBitmapSharedPtr pBitmap(
new DXSurfaceBitmap(
::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
mpSurfaceProxyManager,
mpRenderModule,
false));
// create a 24bit RGB system memory surface
return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,getDevice()));
}
uno::Reference< rendering::XVolatileBitmap > SpriteDeviceHelper::createVolatileBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& /*size*/ )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
uno::Reference< rendering::XBitmap > SpriteDeviceHelper::createCompatibleAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& size )
{
if( !getDevice() )
return uno::Reference< rendering::XBitmap >(); // we're disposed
DXSurfaceBitmapSharedPtr pBitmap(
new DXSurfaceBitmap(
::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
mpSurfaceProxyManager,
mpRenderModule,
true));
// create a 32bit ARGB system memory surface
return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,getDevice()));
}
uno::Reference< rendering::XVolatileBitmap > SpriteDeviceHelper::createVolatileAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& /*size*/ )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
sal_Bool SpriteDeviceHelper::hasFullScreenMode()
{
// TODO(F3): offer fullscreen mode the XCanvas way
return false;
}
sal_Bool SpriteDeviceHelper::enterFullScreenMode( sal_Bool /*bEnter*/ )
{
// TODO(F3): offer fullscreen mode the XCanvas way
return false;
}
::sal_Int32 SpriteDeviceHelper::createBuffers( ::sal_Int32 /*nBuffers*/ )
{
// TODO(F3): implement XBufferStrategy interface. For now, we
// _always_ will have exactly one backbuffer
return 1;
}
void SpriteDeviceHelper::destroyBuffers()
{
// TODO(F3): implement XBufferStrategy interface. For now, we
// _always_ will have exactly one backbuffer
}
::sal_Bool SpriteDeviceHelper::showBuffer( bool, ::sal_Bool )
{
OSL_FAIL("Not supposed to be called, handled by SpriteCanvas");
return sal_False;
}
::sal_Bool SpriteDeviceHelper::switchBuffer( bool, ::sal_Bool )
{
OSL_FAIL("Not supposed to be called, handled by SpriteCanvas");
return sal_False;
}
uno::Any SpriteDeviceHelper::isAccelerated() const
{
return ::com::sun::star::uno::makeAny(true);
}
void SpriteDeviceHelper::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 SpriteDeviceHelper::resizeBackBuffer( const ::basegfx::B2ISize& rNewSize )
{
// disposed?
if(!(mpBackBuffer))
return;
mpBackBuffer->resize(rNewSize);
mpBackBuffer->clear();
}
HWND SpriteDeviceHelper::getHwnd() const
{
if( mpRenderModule )
return mpRenderModule->getHWND();
else
return 0;
}
void SpriteDeviceHelper::dumpScreenContent() const
{
if( mpRenderModule )
mpRenderModule->screenShot();
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */