193 lines
5.3 KiB
C++
193 lines
5.3 KiB
C++
/*************************************************************************
|
|
*
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* Copyright 2000, 2010 Oracle and/or its affiliates.
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* This file is part of OpenOffice.org.
|
|
*
|
|
* OpenOffice.org is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License version 3
|
|
* only, as published by the Free Software Foundation.
|
|
*
|
|
* OpenOffice.org is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License version 3 for more details
|
|
* (a copy is included in the LICENSE file that accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* version 3 along with OpenOffice.org. If not, see
|
|
* <http://www.openoffice.org/license.html>
|
|
* for a copy of the LGPLv3 License.
|
|
*
|
|
************************************************************************/
|
|
|
|
// MARKER(update_precomp.py): autogen include statement, do not remove
|
|
#include "precompiled_sd.hxx"
|
|
|
|
#ifndef _SVX_ACCESSIBILITY_ACCESSIBLE_VIEW_FORWARDER_HXX
|
|
#include "AccessibleViewForwarder.hxx"
|
|
#endif
|
|
#include <svx/svdpntv.hxx>
|
|
#include <vcl/outdev.hxx>
|
|
#include <svx/sdrpaintwindow.hxx>
|
|
|
|
namespace accessibility {
|
|
|
|
/** For the time beeing, the implementation of this class will not use the
|
|
member mrDevice. Instead the device is retrieved from the view
|
|
everytime it is used. This is necessary because the device has to stay
|
|
up-to-date with the current view and the class has to stay compatible.
|
|
May change in the future.
|
|
*/
|
|
|
|
AccessibleViewForwarder::AccessibleViewForwarder (SdrPaintView* pView, USHORT nWindowId)
|
|
: mpView (pView),
|
|
mnWindowId (nWindowId),
|
|
mrDevice (pView->GetPaintWindow((sal_uInt32)nWindowId)->GetOutputDevice())
|
|
{
|
|
OSL_ASSERT (mpView != NULL);
|
|
// empty
|
|
}
|
|
|
|
|
|
|
|
|
|
AccessibleViewForwarder::AccessibleViewForwarder (SdrPaintView* pView, OutputDevice& rDevice)
|
|
: mpView (pView),
|
|
mnWindowId (0),
|
|
mrDevice (rDevice)
|
|
{
|
|
// Search the output device to determine its id.
|
|
for(sal_uInt32 a(0L); a < mpView->PaintWindowCount(); a++)
|
|
{
|
|
SdrPaintWindow* pPaintWindow = mpView->GetPaintWindow(a);
|
|
OutputDevice& rOutDev = pPaintWindow->GetOutputDevice();
|
|
|
|
if(&rOutDev == &rDevice)
|
|
{
|
|
mnWindowId = (sal_uInt16)a;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
AccessibleViewForwarder::~AccessibleViewForwarder (void)
|
|
{
|
|
// empty
|
|
}
|
|
|
|
|
|
|
|
|
|
void AccessibleViewForwarder::SetView (SdrPaintView* pView)
|
|
{
|
|
mpView = pView;
|
|
OSL_ASSERT (mpView != NULL);
|
|
}
|
|
|
|
|
|
|
|
|
|
sal_Bool AccessibleViewForwarder::IsValid (void) const
|
|
{
|
|
return sal_True;
|
|
}
|
|
|
|
|
|
|
|
|
|
Rectangle AccessibleViewForwarder::GetVisibleArea (void) const
|
|
{
|
|
Rectangle aVisibleArea;
|
|
|
|
if((sal_uInt32)mnWindowId < mpView->PaintWindowCount())
|
|
{
|
|
SdrPaintWindow* pPaintWindow = mpView->GetPaintWindow((sal_uInt32)mnWindowId);
|
|
aVisibleArea = pPaintWindow->GetVisibleArea();
|
|
}
|
|
|
|
return aVisibleArea;
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Tansform the given point into pixel coordiantes. After the the pixel
|
|
coordiantes of the window origin are added to make the point coordinates
|
|
absolute.
|
|
*/
|
|
Point AccessibleViewForwarder::LogicToPixel (const Point& rPoint) const
|
|
{
|
|
OSL_ASSERT (mpView != NULL);
|
|
if((sal_uInt32)mnWindowId < mpView->PaintWindowCount())
|
|
{
|
|
SdrPaintWindow* pPaintWindow = mpView->GetPaintWindow((sal_uInt32)mnWindowId);
|
|
OutputDevice& rOutDev = pPaintWindow->GetOutputDevice();
|
|
Rectangle aBBox(static_cast<Window&>(rOutDev).GetWindowExtentsRelative(0L));
|
|
return rOutDev.LogicToPixel (rPoint) + aBBox.TopLeft();
|
|
}
|
|
else
|
|
return Point();
|
|
}
|
|
|
|
|
|
|
|
|
|
Size AccessibleViewForwarder::LogicToPixel (const Size& rSize) const
|
|
{
|
|
OSL_ASSERT (mpView != NULL);
|
|
if((sal_uInt32)mnWindowId < mpView->PaintWindowCount())
|
|
{
|
|
SdrPaintWindow* pPaintWindow = mpView->GetPaintWindow((sal_uInt32)mnWindowId);
|
|
OutputDevice& rOutDev = pPaintWindow->GetOutputDevice();
|
|
return rOutDev.LogicToPixel (rSize);
|
|
}
|
|
else
|
|
return Size();
|
|
}
|
|
|
|
|
|
|
|
|
|
/** First subtract the window origin to make the point coordinates relative
|
|
to the window and then transform them into internal coordinates.
|
|
*/
|
|
Point AccessibleViewForwarder::PixelToLogic (const Point& rPoint) const
|
|
{
|
|
OSL_ASSERT (mpView != NULL);
|
|
if((sal_uInt32)mnWindowId < mpView->PaintWindowCount())
|
|
{
|
|
SdrPaintWindow* pPaintWindow = mpView->GetPaintWindow((sal_uInt32)mnWindowId);
|
|
OutputDevice& rOutDev = pPaintWindow->GetOutputDevice();
|
|
Rectangle aBBox (static_cast<Window&>(rOutDev).GetWindowExtentsRelative(0L));
|
|
return rOutDev.PixelToLogic (rPoint - aBBox.TopLeft());
|
|
}
|
|
else
|
|
return Point();
|
|
}
|
|
|
|
|
|
|
|
|
|
Size AccessibleViewForwarder::PixelToLogic (const Size& rSize) const
|
|
{
|
|
OSL_ASSERT (mpView != NULL);
|
|
if((sal_uInt32)mnWindowId < mpView->PaintWindowCount())
|
|
{
|
|
SdrPaintWindow* pPaintWindow = mpView->GetPaintWindow((sal_uInt32)mnWindowId);
|
|
OutputDevice& rOutDev = pPaintWindow->GetOutputDevice();
|
|
return rOutDev.PixelToLogic (rSize);
|
|
}
|
|
else
|
|
return Size();
|
|
}
|
|
|
|
|
|
} // end of namespace accessibility
|