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/* -*- 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 .
*/
#pragma once
#include <tools/link.hxx>
#include <com/sun/star/awt/XImageConsumer.hpp>
#include <com/sun/star/awt/XImageProducer.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <cppuhelper/weak.hxx>
#include <memory>
#include <vector>
class SvStream;
class Graphic;
namespace com::sun::star::io { class XInputStream; }
class ImageProducer : public css::awt::XImageProducer,
public css::lang::XInitialization,
public ::cppu::OWeakObject
{
private:
typedef std::vector< css::uno::Reference< css::awt::XImageConsumer > > ConsumerList_t;
OUString maURL;
ConsumerList_t maConsList;
std::unique_ptr<Graphic>
mpGraphic;
std::unique_ptr<SvStream>
mpStm;
sal_uInt32 mnTransIndex;
bool mbConsInit;
Link<Graphic*,void> maDoneHdl;
bool ImplImportGraphic( Graphic& rGraphic );
void ImplUpdateData( const Graphic& rGraphic );
void ImplInitConsumer( const Graphic& rGraphic );
void ImplUpdateConsumer( const Graphic& rGraphic );
public:
ImageProducer();
virtual ~ImageProducer() override;
void SetImage( const OUString& rPath );
void SetImage( SvStream& rStm );
void NewDataAvailable();
void SetDoneHdl( const Link<Graphic*,void>& i_rHdl ) { maDoneHdl = i_rHdl; }
// css::uno::XInterface
css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override;
void SAL_CALL acquire() noexcept override { OWeakObject::acquire(); }
void SAL_CALL release() noexcept override { OWeakObject::release(); }
// MT: ???
void setImage( css::uno::Reference< css::io::XInputStream > const & rStmRef );
// css::awt::XImageProducer
void SAL_CALL addConsumer( const css::uno::Reference< css::awt::XImageConsumer >& rxConsumer ) override;
void SAL_CALL removeConsumer( const css::uno::Reference< css::awt::XImageConsumer >& rxConsumer ) override;
void SAL_CALL startProduction( ) override;
// css::lang::XInitialization
void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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