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/* -*- 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/.
*/
#include <o3tl/lru_map.hxx>
#include "opengl/win/gdiimpl.hxx"
#include <win/wincomp.hxx>
#include <win/saldata.hxx>
#include <win/salframe.h>
WinOpenGLSalGraphicsImpl::WinOpenGLSalGraphicsImpl(WinSalGraphics& rGraphics,
SalGeometryProvider *mpProvider):
OpenGLSalGraphicsImpl(rGraphics,mpProvider),
mrParent(rGraphics)
{
}
void WinOpenGLSalGraphicsImpl::copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics )
{
OpenGLSalGraphicsImpl *pImpl = pSrcGraphics ? static_cast< OpenGLSalGraphicsImpl* >(pSrcGraphics->GetImpl()) : static_cast< OpenGLSalGraphicsImpl *>(mrParent.GetImpl());
OpenGLSalGraphicsImpl::DoCopyBits( rPosAry, *pImpl );
}
OpenGLContext* WinOpenGLSalGraphicsImpl::CreateWinContext()
{
OpenGLContext* pContext = new OpenGLContext();
pContext->requestSingleBufferedRendering();
pContext->init( mrParent.mhLocalDC, mrParent.mhWnd );
return pContext;
}
bool WinOpenGLSalGraphicsImpl::UseContext( OpenGLContext* pContext )
{
if( !pContext || !pContext->isInitialized() )
return false;
if( IsOffscreen() )
return true;
return ( pContext->getOpenGLWindow().hWnd == mrParent.mhWnd );
}
namespace
{
typedef std::pair<ControlCacheKey, std::unique_ptr<TextureCombo>> ControlCachePair;
typedef o3tl::lru_map<ControlCacheKey, std::unique_ptr<TextureCombo>, ControlCacheHashFunction> ControlCacheType;
ControlCacheType gTextureCache(200);
}
bool WinOpenGLSalGraphicsImpl::TryRenderCachedNativeControl(ControlCacheKey& rControlCacheKey, int nX, int nY)
{
static bool gbCacheEnabled = !getenv("SAL_WITHOUT_WIDGET_CACHE");
if (!gbCacheEnabled)
return false;
ControlCacheType::const_iterator iterator = gTextureCache.find(rControlCacheKey);
if (iterator == gTextureCache.end())
return false;
const std::unique_ptr<TextureCombo>& pCombo = iterator->second;
PreDraw();
OpenGLTexture& rTexture = *pCombo->mpTexture;
SalTwoRect aPosAry(0, 0, rTexture.GetWidth(), rTexture.GetHeight(),
nX, nY, rTexture.GetWidth(), rTexture.GetHeight());
if (pCombo->mpMask)
DrawTextureDiff(rTexture, *pCombo->mpMask, aPosAry);
else
DrawTexture(rTexture, aPosAry);
PostDraw();
return true;
}
bool WinOpenGLSalGraphicsImpl::RenderCompatibleDC(OpenGLCompatibleDC& rWhite, OpenGLCompatibleDC& rBlack,
int nX, int nY, TextureCombo& rCombo)
{
PreDraw();
rCombo.mpTexture.reset(rWhite.getTexture());
rCombo.mpMask.reset(rBlack.getTexture());
if (rCombo.mpTexture && rCombo.mpMask)
{
OpenGLTexture& rTexture = *rCombo.mpTexture;
SalTwoRect aPosAry(0, 0, rTexture.GetWidth(), rTexture.GetHeight(),
nX, nY, rTexture.GetWidth(), rTexture.GetHeight());
DrawTextureDiff(*rCombo.mpTexture, *rCombo.mpMask, aPosAry);
}
PostDraw();
return true;
}
bool WinOpenGLSalGraphicsImpl::RenderAndCacheNativeControl(OpenGLCompatibleDC& rWhite, OpenGLCompatibleDC& rBlack,
int nX, int nY , ControlCacheKey& aControlCacheKey)
{
std::unique_ptr<TextureCombo> pCombo(new TextureCombo);
bool bResult = RenderCompatibleDC(rWhite, rBlack, nX, nY, *pCombo);
if (!bResult)
return false;
if (aControlCacheKey.mnType == CTRL_CHECKBOX)
return true;
ControlCachePair pair(aControlCacheKey, std::move(pCombo));
gTextureCache.insert(std::move(pair));
return bResult;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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