/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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 *************************************************************/



#ifndef _PREVIEWBASE_HXX_
#define _PREVIEWBASE_HXX_

#include <sal/types.h>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/uno/Any.hxx>

#if defined _MSC_VER
#pragma warning(push, 1)
#endif
#include <windows.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif

//---------------------------------------------
// Common interface for previews
//---------------------------------------------

class PreviewBase
{
public:
	PreviewBase();

    // dtor
	virtual ~PreviewBase();
		
    virtual sal_Int32 SAL_CALL getTargetColorDepth() 
		throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL getAvailableWidth() 
		throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL getAvailableHeight() 
		throw (::com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL setImage( sal_Int16 aImageFormat, const ::com::sun::star::uno::Any& aImage ) 
		throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);

    virtual sal_Bool SAL_CALL setShowState( sal_Bool bShowState )
		throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Bool SAL_CALL getShowState()
		throw (::com::sun::star::uno::RuntimeException);			

	virtual void SAL_CALL getImage(sal_Int16& aImageFormat,com::sun::star::uno::Any& aImage);

	sal_Bool SAL_CALL getImaginaryShowState() const;

	virtual HWND SAL_CALL getWindowHandle() const;

protected:
	::com::sun::star::uno::Any m_ImageData;
	sal_Int16				   m_ImageFormat;
	sal_Bool				   m_bShowState;	
};


#endif