diff options
Diffstat (limited to 'sd/source/ui/slidesorter/view/SlsLayeredDevice.cxx')
| -rw-r--r-- | sd/source/ui/slidesorter/view/SlsLayeredDevice.cxx | 565 |
1 files changed, 0 insertions, 565 deletions
diff --git a/sd/source/ui/slidesorter/view/SlsLayeredDevice.cxx b/sd/source/ui/slidesorter/view/SlsLayeredDevice.cxx deleted file mode 100644 index 1168e2c64..000000000 --- a/sd/source/ui/slidesorter/view/SlsLayeredDevice.cxx +++ /dev/null @@ -1,565 +0,0 @@ -/************************************************************************* - * - * 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. - * - ************************************************************************/ - -#include "precompiled_sd.hxx" - -#include "SlsLayeredDevice.hxx" - -#include <vcl/window.hxx> -#include <vcl/virdev.hxx> - -#include <boost/bind.hpp> -#include <boost/function.hpp> - - -namespace sd { namespace slidesorter { namespace view { - -namespace { -static const sal_Int32 gnMaximumLayerCount = 8; - -class LayerInvalidator : public ILayerInvalidator -{ -public: - LayerInvalidator ( - const ::boost::shared_ptr<LayeredDevice>& rpLayeredDevice, - const SharedSdWindow& rpTargetWindow, - const int nLayer) - : mpLayeredDevice(rpLayeredDevice), - mpTargetWindow(rpTargetWindow), - mnLayer(nLayer) - { - } - - virtual void Invalidate (const Rectangle& rInvalidationBox) - { - mpLayeredDevice->Invalidate(rInvalidationBox, mnLayer); - mpTargetWindow->Invalidate(rInvalidationBox); - } - -private: - const ::boost::shared_ptr<LayeredDevice> mpLayeredDevice; - SharedSdWindow mpTargetWindow; - const int mnLayer; -}; - -void DeviceCopy ( - OutputDevice& rTargetDevice, - OutputDevice& rSourceDevice, - const Rectangle& rBox) -{ - rTargetDevice.DrawOutDev( - rBox.TopLeft(), - rBox.GetSize(), - rBox.TopLeft(), - rBox.GetSize(), - rSourceDevice); -} - - -void ForAllRectangles (const Region& rRegion, ::boost::function<void(const Rectangle&)> aFunction) -{ - OSL_ASSERT(aFunction); - - if (rRegion.GetRectCount() <= 1) - { - aFunction(rRegion.GetBoundRect()); - } - else - { - Region aMutableRegionCopy (rRegion); - RegionHandle aHandle(aMutableRegionCopy.BeginEnumRects()); - Rectangle aBox; - while (aMutableRegionCopy.GetNextEnumRect(aHandle, aBox)) - aFunction(aBox); - aMutableRegionCopy.EndEnumRects(aHandle); - } -} - -class Layer : private ::boost::noncopyable -{ -public: - Layer (void); - ~Layer (void); - - void Initialize (const SharedSdWindow& rpTargetWindow); - void InvalidateRectangle (const Rectangle& rInvalidationBox); - void InvalidateRegion (const Region& rInvalidationRegion); - void Validate (const MapMode& rMapMode); - void Repaint ( - OutputDevice& rTargetDevice, - const Rectangle& rRepaintRectangle); - void Resize (const Size& rSize); - void AddPainter (const SharedILayerPainter& rpPainter); - void RemovePainter (const SharedILayerPainter& rpPainter); - bool HasPainter (void) const; - void Dispose (void); - -private: - ::boost::shared_ptr<VirtualDevice> mpLayerDevice; - ::std::vector<SharedILayerPainter> maPainters; - Region maInvalidationRegion; - - void ValidateRectangle (const Rectangle& rBox); -}; -typedef ::boost::shared_ptr<Layer> SharedLayer; - - -} // end of anonymous namespace - - -class LayeredDevice::LayerContainer : public ::std::vector<SharedLayer> -{ -public: - LayerContainer (void) {} - ~LayerContainer (void) {} -}; - - - - -//===== LayeredDevice ========================================================= - -LayeredDevice::LayeredDevice (const SharedSdWindow& rpTargetWindow) - : mpTargetWindow(rpTargetWindow), - mpLayers(new LayerContainer()), - mpBackBuffer(new VirtualDevice(*mpTargetWindow)), - maSavedMapMode(rpTargetWindow->GetMapMode()) -{ - mpBackBuffer->SetOutputSizePixel(mpTargetWindow->GetSizePixel()); -} - - - - -LayeredDevice::~LayeredDevice (void) -{ -} - - - - -void LayeredDevice::Invalidate ( - const Rectangle& rInvalidationArea, - const sal_Int32 nLayer) -{ - if (nLayer<0 || size_t(nLayer)>=mpLayers->size()) - { - OSL_ASSERT(nLayer>=0 && size_t(nLayer)<mpLayers->size()); - return; - } - - (*mpLayers)[nLayer]->InvalidateRectangle(rInvalidationArea); -} - - - - -void LayeredDevice::InvalidateAllLayers (const Rectangle& rInvalidationArea) -{ - for (sal_uInt32 nLayer=0; nLayer<mpLayers->size(); ++nLayer) - (*mpLayers)[nLayer]->InvalidateRectangle(rInvalidationArea); -} - - - - -void LayeredDevice::InvalidateAllLayers (const Region& rInvalidationRegion) -{ - for (sal_uInt32 nLayer=0; nLayer<mpLayers->size(); ++nLayer) - (*mpLayers)[nLayer]->InvalidateRegion(rInvalidationRegion); -} - - - - -void LayeredDevice::RegisterPainter ( - const SharedILayerPainter& rpPainter, - const sal_Int32 nLayer) -{ - OSL_ASSERT(mpLayers); - if ( ! rpPainter) - { - OSL_ASSERT(rpPainter); - return; - } - if (nLayer<0 || nLayer>=gnMaximumLayerCount) - { - OSL_ASSERT(nLayer>=0 && nLayer<gnMaximumLayerCount); - return; - } - - // Provide the layers. - if (sal_uInt32(nLayer) >= mpLayers->size()) - { - const sal_Int32 nOldLayerCount (mpLayers->size()); - mpLayers->resize(nLayer+1); - - for (size_t nIndex=nOldLayerCount; nIndex<mpLayers->size(); ++nIndex) - (*mpLayers)[nIndex].reset(new Layer()); - } - - (*mpLayers)[nLayer]->AddPainter(rpPainter); - if (nLayer == 0) - (*mpLayers)[nLayer]->Initialize(mpTargetWindow); - - rpPainter->SetLayerInvalidator( - SharedILayerInvalidator(new LayerInvalidator(shared_from_this(),mpTargetWindow,nLayer))); -} - - - - -void LayeredDevice::RemovePainter ( - const SharedILayerPainter& rpPainter, - const sal_Int32 nLayer) -{ - if ( ! rpPainter) - { - OSL_ASSERT(rpPainter); - return; - } - if (nLayer<0 || size_t(nLayer)>=mpLayers->size()) - { - OSL_ASSERT(nLayer>=0 && size_t(nLayer)<mpLayers->size()); - return; - } - - rpPainter->SetLayerInvalidator(SharedILayerInvalidator()); - - (*mpLayers)[nLayer]->RemovePainter(rpPainter); - - // Remove top most layers that do not contain any painters. - while ( ! mpLayers->empty() && ! mpLayers->back()->HasPainter()) - mpLayers->erase(mpLayers->end()-1); -} - - - - -bool LayeredDevice::HasPainter (const sal_Int32 nLayer) -{ - return nLayer>=0 - && sal_uInt32(nLayer)<mpLayers->size() - && (*mpLayers)[nLayer]->HasPainter(); -} - - - - -void LayeredDevice::Repaint (const Region& rRepaintRegion) -{ - // Validate the contents of all layers (that have their own devices.) - ::std::for_each( - mpLayers->begin(), - mpLayers->end(), - ::boost::bind(&Layer::Validate, _1, mpTargetWindow->GetMapMode())); - - ForAllRectangles(rRepaintRegion, ::boost::bind(&LayeredDevice::RepaintRectangle, this, _1)); -} - - - - -void LayeredDevice::RepaintRectangle (const Rectangle& rRepaintRectangle) -{ - if (mpLayers->size() == 0) - return; - else if (mpLayers->size() == 1) - { - // Just copy the main layer into the target device. - (*mpLayers)[0]->Repaint(*mpTargetWindow, rRepaintRectangle); - } - else - { - // Paint all layers first into the back buffer (to avoid flickering - // due to synchronous paints) and then copy that into the target - // device. - mpBackBuffer->SetMapMode(mpTargetWindow->GetMapMode()); - ::std::for_each( - mpLayers->begin(), - mpLayers->end(), - ::boost::bind(&Layer::Repaint, _1, ::boost::ref(*mpBackBuffer), rRepaintRectangle)); - - DeviceCopy(*mpTargetWindow, *mpBackBuffer, rRepaintRectangle); - } -} - - - - -void LayeredDevice::Resize (void) -{ - const Size aSize (mpTargetWindow->GetSizePixel()); - mpBackBuffer->SetOutputSizePixel(aSize); - ::std::for_each(mpLayers->begin(), mpLayers->end(), ::boost::bind(&Layer::Resize, _1, aSize)); -} - - - - -void LayeredDevice::Dispose (void) -{ - ::std::for_each(mpLayers->begin(), mpLayers->end(), ::boost::bind(&Layer::Dispose, _1)); - mpLayers->clear(); -} - - - - -bool LayeredDevice::HandleMapModeChange (void) -{ - const MapMode& rMapMode (mpTargetWindow->GetMapMode()); - if (maSavedMapMode == rMapMode) - return false; - - const Rectangle aLogicWindowBox ( - mpTargetWindow->PixelToLogic(Rectangle(Point(0,0), mpTargetWindow->GetSizePixel()))); - if (maSavedMapMode.GetScaleX() != rMapMode.GetScaleX() - || maSavedMapMode.GetScaleY() != rMapMode.GetScaleY() - || maSavedMapMode.GetMapUnit() != rMapMode.GetMapUnit()) - { - // When the scale has changed then we have to paint everything. - InvalidateAllLayers(aLogicWindowBox); - } - else if (maSavedMapMode.GetOrigin() != rMapMode.GetOrigin()) - { - // Window has been scrolled. Adapt contents of backbuffers and - // layer devices. - const Point aDelta (rMapMode.GetOrigin() - maSavedMapMode.GetOrigin()); - mpBackBuffer->CopyArea( - aLogicWindowBox.TopLeft(), - mpTargetWindow->PixelToLogic(Point(0,0), maSavedMapMode), - aLogicWindowBox.GetSize()); - - // Invalidate the area(s) that have been exposed. - const Rectangle aWindowBox (Point(0,0), mpTargetWindow->GetSizePixel()); - if (aDelta.Y() < 0) - InvalidateAllLayers(mpTargetWindow->PixelToLogic(Rectangle( - aWindowBox.Left(), - aWindowBox.Bottom()+aDelta.Y(), - aWindowBox.Right(), - aWindowBox.Bottom()))); - else if (aDelta.Y() > 0) - InvalidateAllLayers(mpTargetWindow->PixelToLogic(Rectangle( - aWindowBox.Left(), - aWindowBox.Top(), - aWindowBox.Right(), - aWindowBox.Top()+aDelta.Y()))); - if (aDelta.X() < 0) - InvalidateAllLayers(mpTargetWindow->PixelToLogic(Rectangle( - aWindowBox.Right()+aDelta.X(), - aWindowBox.Top(), - aWindowBox.Right(), - aWindowBox.Bottom()))); - else if (aDelta.X() > 0) - InvalidateAllLayers(mpTargetWindow->PixelToLogic(Rectangle( - aWindowBox.Left(), - aWindowBox.Top(), - aWindowBox.Left()+aDelta.X(), - aWindowBox.Bottom()))); - } - else - { - // Can this happen? Lets trigger a warning when it does. - OSL_ASSERT(false); - } - - maSavedMapMode = rMapMode; - - return true; -} - - - - -//===== Layer ================================================================= - -Layer::Layer (void) - : mpLayerDevice(), - maPainters(), - maInvalidationRegion() -{ -} - - - - -Layer::~Layer (void) -{ -} - - - - -void Layer::Initialize (const SharedSdWindow& rpTargetWindow) -{ -#if 0 - (void)rpTargetWindow; -#else - if ( ! mpLayerDevice) - { - mpLayerDevice.reset(new VirtualDevice(*rpTargetWindow)); - mpLayerDevice->SetOutputSizePixel(rpTargetWindow->GetSizePixel()); - } -#endif -} - - - - -void Layer::InvalidateRectangle (const Rectangle& rInvalidationBox) -{ - maInvalidationRegion.Union(rInvalidationBox); -} - - - - -void Layer::InvalidateRegion (const Region& rInvalidationRegion) -{ - maInvalidationRegion.Union(rInvalidationRegion); -} - - - - -void Layer::Validate (const MapMode& rMapMode) -{ - if (mpLayerDevice && ! maInvalidationRegion.IsEmpty()) - { - Region aRegion (maInvalidationRegion); - maInvalidationRegion.SetEmpty(); - - mpLayerDevice->SetMapMode(rMapMode); - ForAllRectangles( - aRegion, - ::boost::bind(&Layer::ValidateRectangle, this, _1)); - } -} - - - - -void Layer::ValidateRectangle (const Rectangle& rBox) -{ - if ( ! mpLayerDevice) - return; - const Region aSavedClipRegion (mpLayerDevice->GetClipRegion()); - mpLayerDevice->IntersectClipRegion(rBox); - - for (::std::vector<SharedILayerPainter>::const_iterator - iPainter(maPainters.begin()), - iEnd(maPainters.end()); - iPainter!=iEnd; - ++iPainter) - { - (*iPainter)->Paint(*mpLayerDevice, rBox); - } - - mpLayerDevice->SetClipRegion(aSavedClipRegion); -} - - - - -void Layer::Repaint ( - OutputDevice& rTargetDevice, - const Rectangle& rRepaintRectangle) -{ - if (mpLayerDevice) - { - DeviceCopy(rTargetDevice, *mpLayerDevice, rRepaintRectangle); - } - else - { - ::std::for_each( - maPainters.begin(), - maPainters.end(), - ::boost::bind(&ILayerPainter::Paint, - _1, - ::boost::ref(rTargetDevice), - rRepaintRectangle)); - } -} - - - - -void Layer::Resize (const Size& rSize) -{ - if (mpLayerDevice) - { - mpLayerDevice->SetOutputSizePixel(rSize); - maInvalidationRegion = Rectangle(Point(0,0), rSize); - } -} - - - - -void Layer::AddPainter (const SharedILayerPainter& rpPainter) -{ - OSL_ASSERT(::std::find(maPainters.begin(), maPainters.end(), rpPainter) == maPainters.end()); - - maPainters.push_back(rpPainter); -} - - - - -void Layer::RemovePainter (const SharedILayerPainter& rpPainter) -{ - const ::std::vector<SharedILayerPainter>::iterator iPainter ( - ::std::find(maPainters.begin(), maPainters.end(), rpPainter)); - if (iPainter != maPainters.end()) - { - maPainters.erase(iPainter); - } - else - { - DBG_ASSERT(false,"LayeredDevice::RemovePainter called for painter that is not registered"); - } -} - - - - -bool Layer::HasPainter (void) const -{ - return !maPainters.empty(); -} - - - - -void Layer::Dispose (void) -{ - maPainters.clear(); -} - - -} } } // end of namespace ::sd::slidesorter::view |