include/graphics/SkStream_Win.h

/* include/graphics/SkStream_Win.h
**
** Copyright 2006, Google Inc.
**
** Licensed 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.
*/

#ifndef SkStream_Win_DEFINED
#define SkStream_Win_DEFINED

#ifndef SK_BUILD_FOR_WIN
#error "only valid for windows and wince builds"
#endif

#ifndef SkStream_DEFINED
#include "SkStream.h"
#endif
#include "SkString.h"
#include "Wininet.h"

/** \cond ZERO */
class SkURLStream : public SkStream {
public:
    SkURLStream(const char url[] = nil);
    virtual ~SkURLStream();

    /** Close the current URL, and open a new URL.
        If URL is nil, just close the current URL.
    */
    void setURL(const char url[]);

    // overrides
    virtual bool rewind();
    virtual size_t read(void* buffer, size_t size);
    
private:
    SkString fURL;
    HINTERNET fConnection;
    HINTERNET fURLStream;
};

/** \endcond */
#endif // SkStream_Win_DEFINED