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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 <sal/config.h>
#include <sal/log.hxx>
#include <com/sun/star/awt/XTopWindow.hpp>
#include <com/sun/star/lang/NoSupportException.hpp>
#include <cppuhelper/supportsservice.hxx>
#include <tools/diagnose_ex.h>
#include "spritecanvas.hxx"
#include "outdevholder.hxx"
#include "windowoutdevholder.hxx"
using namespace ::com::sun::star;
namespace vclcanvas
{
SpriteCanvas::SpriteCanvas( const uno::Sequence< uno::Any >& aArguments,
const uno::Reference< uno::XComponentContext >& /*rxContext*/ ) :
maArguments(aArguments)
{
}
void SpriteCanvas::initialize()
{
SolarMutexGuard aGuard;
// #i64742# Only call initialize when not in probe mode
if( !maArguments.hasElements() )
return;
SAL_INFO("canvas.vcl", "SpriteCanvas created" );
// add our own property to GraphicDevice
maPropHelper.addProperties(
::canvas::PropertySetHelper::MakeMap
("UnsafeScrolling",
[this]() { return this->maCanvasHelper.isUnsafeScrolling(); },
[this](css::uno::Any const& aAny) mutable { this->maCanvasHelper.enableUnsafeScrolling(aAny); } )
("SpriteBounds",
[this]() { return this->maCanvasHelper.isSpriteBounds(); },
[this](css::uno::Any const& aAny) mutable { this->maCanvasHelper.enableSpriteBounds(aAny); } ));
SAL_INFO("canvas.vcl", "VCLSpriteCanvas::initialize called" );
ENSURE_ARG_OR_THROW( maArguments.hasElements(),
"VCLSpriteCanvas::initialize: wrong number of arguments" );
/* maArguments:
0: ptr to creating instance (Window or VirtualDevice)
1: current bounds of creating instance
2: bool, denoting always on top state for Window (always false for VirtualDevice)
3: XWindow for creating Window (or empty for VirtualDevice)
4: SystemGraphicsData as a streamed Any
*/
ENSURE_ARG_OR_THROW( maArguments.getLength() >= 4 &&
maArguments[0].getValueTypeClass() == uno::TypeClass_HYPER &&
maArguments[3].getValueTypeClass() == uno::TypeClass_INTERFACE,
"VCLSpriteCanvas::initialize: wrong number of arguments, or wrong types" );
sal_Int64 nPtr = 0;
maArguments[0] >>= nPtr;
OutputDevice* pOutDev = reinterpret_cast<OutputDevice*>(nPtr);
if( !pOutDev )
throw lang::NoSupportException("Passed OutDev invalid!", nullptr);
uno::Reference< awt::XWindow > xParentWindow;
maArguments[3] >>= xParentWindow;
OutDevProviderSharedPtr pOutDevProvider;
if( xParentWindow.is())
pOutDevProvider = std::make_shared<WindowOutDevHolder>(xParentWindow);
else
pOutDevProvider = std::make_shared<OutDevHolder>(*pOutDev);
// setup helper
maDeviceHelper.init( pOutDevProvider );
setWindow( xParentWindow.is()
? uno::Reference<awt::XWindow2>(xParentWindow, uno::UNO_QUERY_THROW)
: uno::Reference<awt::XWindow2>());
maCanvasHelper.init( maDeviceHelper.getBackBuffer(),
*this,
maRedrawManager,
false, // no OutDev state preservation
false ); // no alpha on surface
maArguments.realloc(0);
}
SpriteCanvas::~SpriteCanvas()
{
SAL_INFO("canvas.vcl", "SpriteCanvas destroyed" );
}
void SpriteCanvas::disposeThis()
{
SolarMutexGuard aGuard;
// forward to parent
SpriteCanvasBaseT::disposeThis();
}
sal_Bool SAL_CALL SpriteCanvas::showBuffer( sal_Bool bUpdateAll )
{
return updateScreen( bUpdateAll );
}
sal_Bool SAL_CALL SpriteCanvas::switchBuffer( sal_Bool bUpdateAll )
{
return updateScreen( bUpdateAll );
}
sal_Bool SAL_CALL SpriteCanvas::updateScreen( sal_Bool bUpdateAll )
{
SolarMutexGuard aGuard;
// avoid repaints on hidden window (hidden: not mapped to
// screen). Return failure, since the screen really has _not_
// been updated (caller should try again later)
return mbIsVisible && maCanvasHelper.updateScreen(bUpdateAll,
mbSurfaceDirty);
}
OUString SAL_CALL SpriteCanvas::getServiceName( )
{
return "com.sun.star.rendering.SpriteCanvas.VCL";
}
// XServiceInfo
css::uno::Sequence<OUString> SpriteCanvas::getSupportedServiceNames()
{
return { SpriteCanvas::getServiceName() };
}
OUString SpriteCanvas::getImplementationName()
{
return "com.sun.star.comp.rendering.SpriteCanvas.VCL";
}
sal_Bool SpriteCanvas::supportsService(const OUString& sServiceName)
{
return cppu::supportsService(this, sServiceName);
}
bool SpriteCanvas::repaint( const GraphicObjectSharedPtr& rGrf,
const rendering::ViewState& viewState,
const rendering::RenderState& renderState,
const ::Point& rPt,
const ::Size& rSz,
const GraphicAttr& rAttr ) const
{
SolarMutexGuard aGuard;
return maCanvasHelper.repaint( rGrf, viewState, renderState, rPt, rSz, rAttr );
}
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_comp_rendering_SpriteCanvas_VCL_get_implementation(
css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& args)
{
rtl::Reference<vclcanvas::SpriteCanvas> p = new vclcanvas::SpriteCanvas(args, context);
cppu::acquire(p.get());
p->initialize();
return static_cast<cppu::OWeakObject*>(p.get());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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