Files
libreoffice/sd/source/ui/presenter/PresenterHelper.cxx
2012-04-13 20:47:55 -03:00

344 lines
9.5 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include "PresenterHelper.hxx"
#include "CanvasUpdateRequester.hxx"
#include "PresenterCanvas.hxx"
#include <cppcanvas/vclfactory.hxx>
#include <com/sun/star/awt/WindowAttribute.hpp>
#include <com/sun/star/awt/WindowClass.hpp>
#include <com/sun/star/awt/WindowDescriptor.hpp>
#include <osl/file.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/svapp.hxx>
#include <vcl/window.hxx>
#include <vcl/wrkwin.hxx>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using ::rtl::OUString;
namespace sd { namespace presenter {
//===== Service ===============================================================
Reference<XInterface> SAL_CALL PresenterHelperService_createInstance (
const Reference<XComponentContext>& rxContext)
{
return Reference<XInterface>(static_cast<XWeak*>(new PresenterHelper(rxContext)));
}
::rtl::OUString PresenterHelperService_getImplementationName (void)
throw(RuntimeException)
{
return OUString("com.sun.star.comp.Draw.PresenterHelper");
}
Sequence<rtl::OUString> SAL_CALL PresenterHelperService_getSupportedServiceNames (void)
throw (RuntimeException)
{
static const ::rtl::OUString sServiceName("com.sun.star.drawing.PresenterHelper");
return Sequence<rtl::OUString>(&sServiceName, 1);
}
//===== PresenterHelper =======================================================
PresenterHelper::PresenterHelper (
const Reference<XComponentContext>& rxContext)
: PresenterHelperInterfaceBase(m_aMutex),
mxComponentContext(rxContext)
{
}
PresenterHelper::~PresenterHelper (void)
{
}
//----- XInitialize -----------------------------------------------------------
void SAL_CALL PresenterHelper::initialize (const Sequence<Any>& rArguments)
throw(Exception,RuntimeException)
{
(void)rArguments;
}
//----- XPaneHelper ----------------------------------------------------
Reference<awt::XWindow> SAL_CALL PresenterHelper::createWindow (
const Reference<awt::XWindow>& rxParentWindow,
sal_Bool bCreateSystemChildWindow,
sal_Bool bInitiallyVisible,
sal_Bool bEnableChildTransparentMode,
sal_Bool bEnableParentClip)
throw (css::uno::RuntimeException)
{
::Window* pParentWindow = VCLUnoHelper::GetWindow(rxParentWindow);
// Create a new window.
::Window* pWindow = NULL;
if (bCreateSystemChildWindow)
{
pWindow = new WorkWindow(pParentWindow, WB_SYSTEMCHILDWINDOW);
}
else
{
pWindow = new ::Window(pParentWindow);
}
Reference<awt::XWindow> xWindow (pWindow->GetComponentInterface(), UNO_QUERY);
if (bEnableChildTransparentMode)
{
// Make the frame window transparent and make the parent able to
// draw behind it.
if (pParentWindow != NULL)
pParentWindow->EnableChildTransparentMode(sal_True);
}
if (pWindow != NULL)
{
pWindow->Show(bInitiallyVisible);
pWindow->SetMapMode(MAP_PIXEL);
pWindow->SetBackground();
if ( ! bEnableParentClip)
{
pWindow->SetParentClipMode(PARENTCLIPMODE_NOCLIP);
pWindow->SetPaintTransparent(sal_True);
}
else
{
pWindow->SetParentClipMode(PARENTCLIPMODE_CLIP);
pWindow->SetPaintTransparent(sal_False);
}
}
return xWindow;
}
Reference<rendering::XCanvas> SAL_CALL PresenterHelper::createSharedCanvas (
const Reference<rendering::XSpriteCanvas>& rxUpdateCanvas,
const Reference<awt::XWindow>& rxUpdateWindow,
const Reference<rendering::XCanvas>& rxSharedCanvas,
const Reference<awt::XWindow>& rxSharedWindow,
const Reference<awt::XWindow>& rxWindow)
throw (css::uno::RuntimeException)
{
if ( ! rxSharedCanvas.is()
|| ! rxSharedWindow.is()
|| ! rxWindow.is())
{
throw RuntimeException("illegal argument",
Reference<XInterface>(static_cast<XWeak*>(this)));
}
if (rxWindow == rxSharedWindow)
return rxSharedCanvas;
else
return new PresenterCanvas(
rxUpdateCanvas,
rxUpdateWindow,
rxSharedCanvas,
rxSharedWindow,
rxWindow);
}
Reference<rendering::XCanvas> SAL_CALL PresenterHelper::createCanvas (
const Reference<awt::XWindow>& rxWindow,
sal_Int16 nRequestedCanvasFeatures,
const OUString& rsOptionalCanvasServiceName)
throw (css::uno::RuntimeException)
{
(void)nRequestedCanvasFeatures;
// No shared window is given or an explicit canvas service name is
// specified. Create a new canvas.
::Window* pWindow = VCLUnoHelper::GetWindow(rxWindow);
if (pWindow != NULL)
{
Sequence<Any> aArg (5);
// common: first any is VCL pointer to window (for VCL canvas)
aArg[0] = makeAny(reinterpret_cast<sal_Int64>(pWindow));
aArg[1] = Any();
aArg[2] = makeAny(::com::sun::star::awt::Rectangle());
aArg[3] = makeAny(sal_False);
aArg[4] = makeAny(rxWindow);
Reference<lang::XMultiServiceFactory> xFactory (
mxComponentContext->getServiceManager(), UNO_QUERY_THROW);
return Reference<rendering::XCanvas>(
xFactory->createInstanceWithArguments(
!rsOptionalCanvasServiceName.isEmpty()
? rsOptionalCanvasServiceName
: OUString("com.sun.star.rendering.VCLCanvas"),
aArg),
UNO_QUERY);
}
else
throw RuntimeException();
}
void SAL_CALL PresenterHelper::toTop (
const Reference<awt::XWindow>& rxWindow)
throw (css::uno::RuntimeException)
{
::Window* pWindow = VCLUnoHelper::GetWindow(rxWindow);
if (pWindow != NULL)
{
pWindow->ToTop();
pWindow->SetZOrder(NULL, WINDOW_ZORDER_LAST);
}
}
Reference<rendering::XBitmap> SAL_CALL PresenterHelper::loadBitmap (
const OUString& rsURL,
const Reference<rendering::XCanvas>& rxCanvas)
throw (RuntimeException)
{
if ( ! rxCanvas.is())
return NULL;
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
if (mpGraphicFilter.get() == NULL)
mpGraphicFilter.reset(new GraphicFilter(sal_False));
const cppcanvas::CanvasSharedPtr pCanvas (
cppcanvas::VCLFactory::getInstance().createCanvas(
Reference<css::rendering::XBitmapCanvas>(rxCanvas,UNO_QUERY)));
if (pCanvas.get()!=NULL && !rsURL.isEmpty() && mpGraphicFilter.get()!=NULL)
{
Graphic aGraphic;
OUString sFileName;
if (osl::FileBase::getSystemPathFromFileURL(rsURL, sFileName)
== osl::FileBase::E_None)
{
if (mpGraphicFilter->ImportGraphic(aGraphic, rsURL) == GRFILTER_OK)
{
BitmapEx aBitmapEx (aGraphic.GetBitmapEx());
return cppcanvas::VCLFactory::getInstance().createBitmap(
pCanvas,
aBitmapEx)->getUNOBitmap();
}
}
}
return NULL;
}
void SAL_CALL PresenterHelper::captureMouse (
const Reference<awt::XWindow>& rxWindow)
throw (RuntimeException)
{
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
// Capture the mouse (if not already done.)
::Window* pWindow = VCLUnoHelper::GetWindow(rxWindow);
if (pWindow != NULL && ! pWindow->IsMouseCaptured())
{
pWindow->CaptureMouse();
}
}
void SAL_CALL PresenterHelper::releaseMouse (const Reference<awt::XWindow>& rxWindow)
throw (RuntimeException)
{
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
// Release the mouse (if not already done.)
::Window* pWindow = VCLUnoHelper::GetWindow(rxWindow);
if (pWindow != NULL && pWindow->IsMouseCaptured())
{
pWindow->ReleaseMouse();
}
}
awt::Rectangle PresenterHelper::getWindowExtentsRelative (
const Reference<awt::XWindow>& rxChildWindow,
const Reference<awt::XWindow>& rxParentWindow)
throw (RuntimeException)
{
::Window* pChildWindow = VCLUnoHelper::GetWindow(rxChildWindow);
::Window* pParentWindow = VCLUnoHelper::GetWindow(rxParentWindow);
if (pChildWindow!=NULL && pParentWindow!=NULL)
{
Rectangle aBox (pChildWindow->GetWindowExtentsRelative(pParentWindow));
return awt::Rectangle(aBox.Left(),aBox.Top(),aBox.GetWidth(),aBox.GetHeight());
}
else
return awt::Rectangle();
}
} } // end of namespace ::sd::presenter
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */