04c3ef3c72
we already have facilities for doing this kind of wrapping (removes another instance of SvLockBytes) Change-Id: Ie3546efe06580f9492d8f6ddbc1a2e904036465a Reviewed-on: https://gerrit.libreoffice.org/c/core/+/161443 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
96 lines
3.5 KiB
C++
96 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <tools/link.hxx>
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#include <com/sun/star/awt/XImageConsumer.hpp>
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#include <com/sun/star/awt/XImageProducer.hpp>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <cppuhelper/weak.hxx>
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#include <vcl/graph.hxx>
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#include <memory>
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#include <optional>
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#include <vector>
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class SvStream;
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namespace com::sun::star::io { class XInputStream; }
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class ImageProducer : public css::awt::XImageProducer,
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public css::lang::XInitialization,
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public css::lang::XServiceInfo,
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public ::cppu::OWeakObject
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{
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private:
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typedef std::vector< css::uno::Reference< css::awt::XImageConsumer > > ConsumerList_t;
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OUString maURL;
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ConsumerList_t maConsList;
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std::optional<Graphic>
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moGraphic;
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SvStream* mpStm;
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std::unique_ptr<SvStream> mxOwnedStream;
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sal_uInt32 mnTransIndex;
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bool mbConsInit;
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Link<Graphic*,void> maDoneHdl;
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bool ImplImportGraphic( Graphic& rGraphic );
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void ImplUpdateData( const Graphic& rGraphic );
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void ImplInitConsumer( const Graphic& rGraphic );
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void ImplUpdateConsumer( const Graphic& rGraphic );
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public:
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ImageProducer();
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virtual ~ImageProducer() override;
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void SetImage( const OUString& rPath );
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void SetImage( SvStream& rStm );
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void NewDataAvailable();
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void SetDoneHdl( const Link<Graphic*,void>& i_rHdl ) { maDoneHdl = i_rHdl; }
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// css::uno::XInterface
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css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override;
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void SAL_CALL acquire() noexcept override { OWeakObject::acquire(); }
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void SAL_CALL release() noexcept override { OWeakObject::release(); }
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// MT: ???
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void setImage( css::uno::Reference< css::io::XInputStream > const & rStmRef );
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// css::awt::XImageProducer
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void SAL_CALL addConsumer( const css::uno::Reference< css::awt::XImageConsumer >& rxConsumer ) override;
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void SAL_CALL removeConsumer( const css::uno::Reference< css::awt::XImageConsumer >& rxConsumer ) override;
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void SAL_CALL startProduction( ) override;
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// css::lang::XInitialization
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void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
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OUString SAL_CALL getImplementationName() override;
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sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
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css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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