office-gobmx/canvas/source/null/null_spritecanvas.cxx
2011-11-27 12:57:22 -06:00

175 lines
6.1 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <canvas/debug.hxx>
#include <tools/diagnose_ex.h>
#include <canvas/verbosetrace.hxx>
#include <canvas/canvastools.hxx>
#include <osl/mutex.hxx>
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <cppuhelper/factory.hxx>
#include <cppuhelper/implementationentry.hxx>
#include <comphelper/servicedecl.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/tools/canvastools.hxx>
#include <basegfx/numeric/ftools.hxx>
#include "null_spritecanvas.hxx"
using namespace ::com::sun::star;
#define SERVICE_NAME "com.sun.star.rendering.NullCanvas"
namespace nullcanvas
{
SpriteCanvas::SpriteCanvas( const uno::Sequence< uno::Any >& aArguments,
const uno::Reference< uno::XComponentContext >& rxContext ) :
maArguments(aArguments),
mxComponentContext( rxContext )
{
}
void SpriteCanvas::initialize()
{
// #i64742# Only call initialize when not in probe mode
if( maArguments.getLength() == 0 )
return;
VERBOSE_TRACE( "SpriteCanvas::initialize called" );
// At index 1, we expect a system window handle here,
// containing a pointer to a valid window, on which to output
// At index 2, we expect the current window bound rect
ENSURE_ARG_OR_THROW( maArguments.getLength() >= 4 &&
maArguments[1].getValueTypeClass() == uno::TypeClass_LONG,
"SpriteCanvas::initialize: wrong number of arguments, or wrong types" );
awt::Rectangle aRect;
maArguments[2] >>= aRect;
const ::basegfx::B2ISize aSize(aRect.Width,
aRect.Height);
sal_Bool bIsFullscreen( sal_False );
maArguments[3] >>= bIsFullscreen;
// setup helper
maDeviceHelper.init( *this,
aSize,
bIsFullscreen );
maCanvasHelper.init( maRedrawManager,
*this,
aSize,
false );
maArguments.realloc(0);
}
void SpriteCanvas::disposeThis()
{
::osl::MutexGuard aGuard( m_aMutex );
mxComponentContext.clear();
// forward to parent
SpriteCanvasBaseT::disposeThis();
}
::sal_Bool SAL_CALL SpriteCanvas::showBuffer( ::sal_Bool bUpdateAll ) throw (uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
// 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 ? false : SpriteCanvasBaseT::showBuffer( bUpdateAll );
}
::sal_Bool SAL_CALL SpriteCanvas::switchBuffer( ::sal_Bool bUpdateAll ) throw (uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
// 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 ? false : SpriteCanvasBaseT::switchBuffer( bUpdateAll );
}
sal_Bool SAL_CALL SpriteCanvas::updateScreen( sal_Bool bUpdateAll ) throw (uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
// 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 ? false : maCanvasHelper.updateScreen(
::basegfx::unotools::b2IRectangleFromAwtRectangle(maBounds),
bUpdateAll,
mbSurfaceDirty );
}
::rtl::OUString SAL_CALL SpriteCanvas::getServiceName( ) throw (uno::RuntimeException)
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SERVICE_NAME ) );
}
static uno::Reference<uno::XInterface> initCanvas( SpriteCanvas* pCanvas )
{
uno::Reference<uno::XInterface> xRet(static_cast<cppu::OWeakObject*>(pCanvas));
pCanvas->initialize();
return xRet;
}
namespace sdecl = comphelper::service_decl;
sdecl::class_<SpriteCanvas, sdecl::with_args<true> > serviceImpl(&initCanvas);
const sdecl::ServiceDecl nullCanvasDecl(
serviceImpl,
"com.sun.star.comp.rendering.NullCanvas",
SERVICE_NAME );
}
// The C shared lib entry points
extern "C"
{
SAL_DLLPUBLIC_EXPORT void* SAL_CALL component_getFactory( sal_Char const* pImplName,
::com::sun::star::lang::XMultiServiceFactory* pServiceManager,
::com::sun::star::registry::XRegistryKey* pRegistryKey )
{
return component_getFactoryHelper( pImplName, pServiceManager, pRegistryKey, nullcanvas::nullCanvasDecl );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */