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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/.
*
* 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 <vcl/sysdata.hxx>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/Xrender.h>
#include <unx/saldisp.hxx>
#include <unx/salinst.h>
#include <unx/salgdi.h>
#include <unx/salunx.h>
#include <unx/salvd.h>
#include <unx/x11/xlimits.hxx>
#include <salinst.hxx>
#include <vcl/opengl/OpenGLHelper.hxx>
#include <opengl/x11/salvd.hxx>
std::unique_ptr<SalVirtualDevice> X11SalInstance::CreateX11VirtualDevice(SalGraphics const * pGraphics,
long &nDX, long &nDY, DeviceFormat eFormat, const SystemGraphicsData *pData,
std::unique_ptr<X11SalGraphics> pNewGraphics)
{
assert(pNewGraphics);
if (OpenGLHelper::isVCLOpenGLEnabled())
return std::unique_ptr<SalVirtualDevice>(new X11OpenGLSalVirtualDevice( pGraphics, nDX, nDY, pData, std::move(pNewGraphics) ));
else
return std::unique_ptr<SalVirtualDevice>(new X11SalVirtualDevice(pGraphics, nDX, nDY, eFormat, pData, std::move(pNewGraphics)));
}
std::unique_ptr<SalVirtualDevice> X11SalInstance::CreateVirtualDevice(SalGraphics* pGraphics,
long &nDX, long &nDY, DeviceFormat eFormat, const SystemGraphicsData *pData)
{
return CreateX11VirtualDevice(pGraphics, nDX, nDY, eFormat, pData, std::make_unique<X11SalGraphics>());
}
void X11SalGraphics::Init( X11SalVirtualDevice *pDevice, SalColormap* pColormap,
bool bDeleteColormap )
{
SalDisplay *pDisplay = pDevice->GetDisplay();
m_nXScreen = pDevice->GetXScreenNumber();
int nVisualDepth = pDisplay->GetColormap( m_nXScreen ).GetVisual().GetDepth();
int nDeviceDepth = pDevice->GetDepth();
if( pColormap )
{
m_pColormap = pColormap;
if( bDeleteColormap )
m_pDeleteColormap.reset(pColormap);
}
else if( nDeviceDepth == nVisualDepth )
m_pColormap = &pDisplay->GetColormap( m_nXScreen );
else if( nDeviceDepth == 1 )
{
m_pDeleteColormap.reset(new SalColormap());
m_pColormap = m_pDeleteColormap.get();
}
m_pVDev = pDevice;
m_pFrame = nullptr;
bWindow_ = pDisplay->IsDisplay();
bVirDev_ = true;
const Drawable aVdevDrawable = pDevice->GetDrawable();
SetDrawable( aVdevDrawable, m_nXScreen );
mxImpl->Init();
}
X11SalVirtualDevice::X11SalVirtualDevice(SalGraphics const * pGraphics, long &nDX, long &nDY,
DeviceFormat eFormat, const SystemGraphicsData *pData,
std::unique_ptr<X11SalGraphics> pNewGraphics) :
pGraphics_(std::move(pNewGraphics)),
m_nXScreen(0),
bGraphics_(false)
{
SalColormap* pColormap = nullptr;
bool bDeleteColormap = false;
sal_uInt16 nBitCount;
switch (eFormat)
{
case DeviceFormat::BITMASK:
nBitCount = 1;
break;
default:
nBitCount = pGraphics->GetBitCount();
break;
}
pDisplay_ = vcl_sal::getSalDisplay(GetGenericUnixSalData());
nDepth_ = nBitCount;
if( pData && pData->hDrawable != None )
{
::Window aRoot;
int x, y;
unsigned int w = 0, h = 0, bw, d;
Display* pDisp = pDisplay_->GetDisplay();
XGetGeometry( pDisp, pData->hDrawable,
&aRoot, &x, &y, &w, &h, &bw, &d );
int nScreen = 0;
while( nScreen < ScreenCount( pDisp ) )
{
if( RootWindow( pDisp, nScreen ) == aRoot )
break;
nScreen++;
}
nDX_ = static_cast<long>(w);
nDY_ = static_cast<long>(h);
nDX = nDX_;
nDY = nDY_;
m_nXScreen = SalX11Screen( nScreen );
hDrawable_ = pData->hDrawable;
bExternPixmap_ = true;
}
else
{
nDX_ = nDX;
nDY_ = nDY;
m_nXScreen = pGraphics ? static_cast<X11SalGraphics const *>(pGraphics)->GetScreenNumber() :
vcl_sal::getSalDisplay(GetGenericUnixSalData())->GetDefaultXScreen();
hDrawable_ = limitXCreatePixmap( GetXDisplay(),
pDisplay_->GetDrawable( m_nXScreen ),
nDX_, nDY_,
GetDepth() );
bExternPixmap_ = false;
}
XRenderPictFormat* pXRenderFormat = pData ? static_cast<XRenderPictFormat*>(pData->pXRenderFormat) : nullptr;
if( pXRenderFormat )
{
pGraphics_->SetXRenderFormat( pXRenderFormat );
if( pXRenderFormat->colormap )
pColormap = new SalColormap( pDisplay_, pXRenderFormat->colormap, m_nXScreen );
else
pColormap = new SalColormap( nBitCount );
bDeleteColormap = true;
}
else if( nBitCount != pDisplay_->GetVisual( m_nXScreen ).GetDepth() )
{
pColormap = new SalColormap( nBitCount );
bDeleteColormap = true;
}
pGraphics_->SetLayout( SalLayoutFlags::NONE ); // by default no! mirroring for VirtualDevices, can be enabled with EnableRTL()
pGraphics_->Init( this, pColormap, bDeleteColormap );
}
X11SalVirtualDevice::~X11SalVirtualDevice()
{
pGraphics_.reset();
if( GetDrawable() && !bExternPixmap_ )
XFreePixmap( GetXDisplay(), GetDrawable() );
}
SalGraphics* X11SalVirtualDevice::AcquireGraphics()
{
if( bGraphics_ )
return nullptr;
if( pGraphics_ )
bGraphics_ = true;
return pGraphics_.get();
}
void X11SalVirtualDevice::ReleaseGraphics( SalGraphics* )
{ bGraphics_ = false; }
bool X11SalVirtualDevice::SetSize( long nDX, long nDY )
{
if( bExternPixmap_ )
return false;
if( !nDX ) nDX = 1;
if( !nDY ) nDY = 1;
Pixmap h = limitXCreatePixmap( GetXDisplay(),
pDisplay_->GetDrawable( m_nXScreen ),
nDX, nDY, nDepth_ );
if( !h )
{
if( !GetDrawable() )
{
hDrawable_ = limitXCreatePixmap( GetXDisplay(),
pDisplay_->GetDrawable( m_nXScreen ),
1, 1, nDepth_ );
nDX_ = 1;
nDY_ = 1;
}
return false;
}
if( GetDrawable() )
XFreePixmap( GetXDisplay(), GetDrawable() );
hDrawable_ = h;
nDX_ = nDX;
nDY_ = nDY;
if( pGraphics_ )
pGraphics_->Init( this );
return true;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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