/*
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
under the License.
*/   

#include "gxl.inc.h"
#include "gxl.memory.h"
#include "gxl.file.h"
#include "gxl.dib.h"

#ifdef OS_WINCE
#include "gxl.dib.loader.wce.cpp"
#endif

#ifdef OS_WIN32
#include "gxl.dib.loader.w32.cpp"
#endif


iDibReader::iDibReader()
: pimpl( new iDibReaderImpl() )
{
}

iDibReader::~iDibReader()
{ Cleanup(); }

void iDibReader::Cleanup()
{ pimpl->Cleanup(); }

bool iDibReader::Init()
{ return pimpl->Init();	}


bool iDibReader::FromFile(iDib& dib, const iStringT& fname) const
{ 
	if (!iFile::Exists(fname)) return false;
	IMG_TYPE it;
	if (fname.Right(4).CompareIgnoreCase(_T(".bmp")) == 0) it = IT_BMP;
	else if (fname.Right(4).CompareIgnoreCase(_T(".gif")) == 0) it = IT_GIF;
	else if (fname.Right(4).CompareIgnoreCase(_T(".jpg")) == 0) it = IT_JPG;
	else return false;

	iFilePtr pFile = OpenWin32File(fname);
	if (!pFile) return false;
	bool bRes = FromStream(dib,pFile.get(),it);
	return bRes;
}

bool iDibReader::FromFile(iPaletteDib& dib, const iStringT& fname) const
{ 
	if (!iFile::Exists(fname)) return false;
	IMG_TYPE it;
	if (fname.Right(4).CompareIgnoreCase(_T(".bmp")) == 0) it = IT_BMP;
	else if (fname.Right(4).CompareIgnoreCase(_T(".gif")) == 0) it = IT_GIF;
	else return false;

	iFilePtr pFile = NULL;
	pFile = OpenWin32File(fname);
	if (!pFile) return false;
	bool bRes = FromStream(dib,pFile.get(),it);
	return bRes;
}

bool iDibReader::FromStream(iDib& dib, iFileI* pFile, IMG_TYPE it) const
{ return pimpl->FromStream(dib, pFile, it); }

bool iDibReader::FromStream(iPaletteDib& dib, iFileI* pFile, IMG_TYPE it) const
{ return pimpl->FromStream(dib, pFile, it); }

