/* -*- 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 "PresenterPreviewCache.hxx" #include #include #include #include #include #include #include #include #include namespace com::sun::star::uno { class XComponentContext; } using namespace ::com::sun::star; using namespace ::com::sun::star::uno; using namespace ::sd::slidesorter::cache; namespace sd::presenter { class PresenterPreviewCache::PresenterCacheContext : public CacheContext { public: PresenterCacheContext(); void SetDocumentSlides ( const Reference& rxSlides, const rtl::Reference& rxDocument); void SetVisibleSlideRange ( const sal_Int32 nFirstVisibleSlideIndex, const sal_Int32 nLastVisibleSlideIndex); const SdrPage* GetPage (const sal_Int32 nSlideIndex) const; void AddPreviewCreationNotifyListener (const Reference& rxListener); void RemovePreviewCreationNotifyListener (const Reference& rxListener); // CacheContext virtual void NotifyPreviewCreation (CacheKey aKey) override; virtual bool IsIdle() override; virtual bool IsVisible (CacheKey aKey) override; virtual const SdrPage* GetPage (CacheKey aKey) override; virtual std::shared_ptr > GetEntryList (bool bVisible) override; virtual sal_Int32 GetPriority (CacheKey aKey) override; virtual SdXImpressDocument* GetModel() override; private: Reference mxSlides; rtl::Reference mxDocument; sal_Int32 mnFirstVisibleSlideIndex; sal_Int32 mnLastVisibleSlideIndex; typedef ::std::vector > ListenerContainer; ListenerContainer maListeners; void CallListeners (const sal_Int32 nSlideIndex); }; //===== PresenterPreviewCache ================================================= PresenterPreviewCache::PresenterPreviewCache () : maPreviewSize(Size(200,200)), mpCacheContext(std::make_shared()), mpCache(std::make_shared(maPreviewSize, Bitmap::HasFastScale(), mpCacheContext)) { } PresenterPreviewCache::~PresenterPreviewCache() { } //----- XInitialize ----------------------------------------------------------- void SAL_CALL PresenterPreviewCache::initialize (const Sequence& rArguments) { if (rArguments.hasElements()) throw RuntimeException(); } OUString PresenterPreviewCache::getImplementationName() { return u"com.sun.star.comp.Draw.PresenterPreviewCache"_ustr; } sal_Bool PresenterPreviewCache::supportsService(OUString const & ServiceName) { return cppu::supportsService(this, ServiceName); } css::uno::Sequence PresenterPreviewCache::getSupportedServiceNames() { return {u"com.sun.star.drawing.PresenterPreviewCache"_ustr}; } //----- XSlidePreviewCache ---------------------------------------------------- void SAL_CALL PresenterPreviewCache::setDocumentSlides ( const Reference& rxSlides, const Reference& rxDocument) { ThrowIfDisposed(); OSL_ASSERT(mpCacheContext != nullptr); SdXImpressDocument* pImpressDoc = dynamic_cast(rxDocument.get()); assert(pImpressDoc); mpCacheContext->SetDocumentSlides(rxSlides, pImpressDoc); } void SAL_CALL PresenterPreviewCache::setVisibleRange ( sal_Int32 nFirstVisibleSlideIndex, sal_Int32 nLastVisibleSlideIndex) { ThrowIfDisposed(); OSL_ASSERT(mpCacheContext != nullptr); mpCacheContext->SetVisibleSlideRange (nFirstVisibleSlideIndex, nLastVisibleSlideIndex); } void SAL_CALL PresenterPreviewCache::setPreviewSize ( const css::geometry::IntegerSize2D& rSize) { ThrowIfDisposed(); OSL_ASSERT(mpCache != nullptr); maPreviewSize = Size(rSize.Width, rSize.Height); mpCache->ChangeSize(maPreviewSize, Bitmap::HasFastScale()); } Reference SAL_CALL PresenterPreviewCache::getSlidePreview ( sal_Int32 nSlideIndex, const Reference& rxCanvas) { ThrowIfDisposed(); OSL_ASSERT(mpCacheContext != nullptr); cppcanvas::CanvasSharedPtr pCanvas ( cppcanvas::VCLFactory::createCanvas(rxCanvas)); const SdrPage* pPage = mpCacheContext->GetPage(nSlideIndex); if (pPage == nullptr) throw RuntimeException(); const BitmapEx aPreview (mpCache->GetPreviewBitmap(pPage,true)); if (aPreview.IsEmpty()) return nullptr; else return cppcanvas::VCLFactory::createBitmap( pCanvas, aPreview)->getUNOBitmap(); } void SAL_CALL PresenterPreviewCache::addPreviewCreationNotifyListener ( const Reference& rxListener) { if (m_bDisposed) return; if (rxListener.is()) mpCacheContext->AddPreviewCreationNotifyListener(rxListener); } void SAL_CALL PresenterPreviewCache::removePreviewCreationNotifyListener ( const css::uno::Reference& rxListener) { ThrowIfDisposed(); mpCacheContext->RemovePreviewCreationNotifyListener(rxListener); } void SAL_CALL PresenterPreviewCache::pause() { ThrowIfDisposed(); OSL_ASSERT(mpCache != nullptr); mpCache->Pause(); } void SAL_CALL PresenterPreviewCache::resume() { ThrowIfDisposed(); OSL_ASSERT(mpCache != nullptr); mpCache->Resume(); } void PresenterPreviewCache::ThrowIfDisposed() { if (m_bDisposed) { throw lang::DisposedException (u"PresenterPreviewCache object has already been disposed"_ustr, static_cast(this)); } } //===== PresenterPreviewCache::PresenterCacheContext ========================== PresenterPreviewCache::PresenterCacheContext::PresenterCacheContext() : mnFirstVisibleSlideIndex(-1), mnLastVisibleSlideIndex(-1) { } void PresenterPreviewCache::PresenterCacheContext::SetDocumentSlides ( const Reference& rxSlides, const rtl::Reference& rxDocument) { mxSlides = rxSlides; mxDocument = rxDocument; mnFirstVisibleSlideIndex = -1; mnLastVisibleSlideIndex = -1; } void PresenterPreviewCache::PresenterCacheContext::SetVisibleSlideRange ( const sal_Int32 nFirstVisibleSlideIndex, const sal_Int32 nLastVisibleSlideIndex) { if (nFirstVisibleSlideIndex > nLastVisibleSlideIndex || nFirstVisibleSlideIndex<0) { mnFirstVisibleSlideIndex = -1; mnLastVisibleSlideIndex = -1; } else { mnFirstVisibleSlideIndex = nFirstVisibleSlideIndex; mnLastVisibleSlideIndex = nLastVisibleSlideIndex; } if (mxSlides.is() && mnLastVisibleSlideIndex >= mxSlides->getCount()) mnLastVisibleSlideIndex = mxSlides->getCount() - 1; } void PresenterPreviewCache::PresenterCacheContext::AddPreviewCreationNotifyListener ( const Reference& rxListener) { maListeners.push_back(rxListener); } void PresenterPreviewCache::PresenterCacheContext::RemovePreviewCreationNotifyListener ( const Reference& rxListener) { auto iListener = std::find(maListeners.begin(), maListeners.end(), rxListener); if (iListener != maListeners.end()) maListeners.erase(iListener); } //----- CacheContext ---------------------------------------------------------- void PresenterPreviewCache::PresenterCacheContext::NotifyPreviewCreation ( CacheKey aKey) { if ( ! mxSlides.is()) return; const sal_Int32 nCount(mxSlides->getCount()); for (sal_Int32 nIndex=0; nIndex > PresenterPreviewCache::PresenterCacheContext::GetEntryList (bool bVisible) { auto pKeys = std::make_shared>(); if ( ! mxSlides.is()) return pKeys; const sal_Int32 nFirstIndex (bVisible ? mnFirstVisibleSlideIndex : 0); const sal_Int32 nLastIndex (bVisible ? mnLastVisibleSlideIndex : mxSlides->getCount()-1); if (nFirstIndex < 0) return pKeys; for (sal_Int32 nIndex=nFirstIndex; nIndex<=nLastIndex; ++nIndex) { pKeys->push_back(GetPage(nIndex)); } return pKeys; } sal_Int32 PresenterPreviewCache::PresenterCacheContext::GetPriority (CacheKey aKey) { if ( ! mxSlides.is()) return 0; const sal_Int32 nCount (mxSlides->getCount()); for (sal_Int32 nIndex=mnFirstVisibleSlideIndex; nIndex<=mnLastVisibleSlideIndex; ++nIndex) if (aKey == GetPage(nIndex)) return -nCount-1+nIndex; for (sal_Int32 nIndex=0; nIndex<=nCount; ++nIndex) if (aKey == GetPage(nIndex)) return nIndex; return 0; } SdXImpressDocument* PresenterPreviewCache::PresenterCacheContext::GetModel() { return mxDocument.get(); } const SdrPage* PresenterPreviewCache::PresenterCacheContext::GetPage ( const sal_Int32 nSlideIndex) const { if ( ! mxSlides.is()) return nullptr; if (nSlideIndex < 0 || nSlideIndex >= mxSlides->getCount()) return nullptr; Reference xSlide (mxSlides->getByIndex(nSlideIndex), UNO_QUERY); const SdPage* pPage = SdPage::getImplementation(xSlide); return pPage; } void PresenterPreviewCache::PresenterCacheContext::CallListeners ( const sal_Int32 nIndex) { ListenerContainer aListeners (maListeners); for (const auto& rxListener : aListeners) { try { rxListener->notifyPreviewCreation(nIndex); } catch (lang::DisposedException&) { RemovePreviewCreationNotifyListener(rxListener); } } } } // end of namespace ::sd::presenter extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* com_sun_star_comp_Draw_PresenterPreviewCache_get_implementation(css::uno::XComponentContext*, css::uno::Sequence const &) { return cppu::acquire(new sd::presenter::PresenterPreviewCache); } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ value='feature/calctiledrendering_attempt3_2'>feature/calctiledrendering_attempt3_2 LibreOffice 核心代码仓库文档基金会
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path: root/drawinglayer/inc/primitive2d/cropprimitive2d.hxx
AgeCommit message (Expand)Author
2022-06-15clang-tidy modernize-pass-by-value in drawinglayerNoel Grandin
2021-09-09tdf#144052 reduce Primitive2D copyingNoel Grandin
2020-11-09tdf#42949 Fix new IWYU warnings in directories d*Gabor Kelemen
2020-07-16compact namespace: drawinglayerNoel Grandin
2020-03-21move headers inside modulesNoel Grandin