/* Copyright (c) 2009 The Khronos Group Inc.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and/or associated documentation files (the

 * "Materials"), to deal in the Materials without restriction, including

 * without limitation the rights to use, copy, modify, merge, publish,

 * distribute, sublicense, and/or sell copies of the Materials, and to

 * permit persons to whom the Materials are furnished to do so, subject to

 * the following conditions:

 *

 * The above copyright notice and this permission notice shall be included

 * in all copies or substantial portions of the Materials.

 *

 * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

 * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.

 */

#ifndef _OWFTYPES_H_

#define _OWFTYPES_H_

#include "KHR/khrplatform.h"

#ifdef __cplusplus

extern "C" {

#endif

typedef khronos_int8_t      OWFint8;

typedef khronos_int16_t     OWFint16;

typedef khronos_int32_t     OWFint32;

typedef khronos_int32_t     OWFint;

typedef khronos_uint8_t     OWFuint8;

typedef khronos_uint16_t    OWFuint16;

typedef khronos_uint32_t    OWFuint32;

typedef khronos_uint32_t    OWFuint;

typedef khronos_float_t     OWFfloat;

typedef khronos_utime_nanoseconds_t OWFtime;

typedef OWFuint32 OWFHandle;

#define OWF_FOREVER (0xFFFFFFFFFFFFFFFFull)

#define OWF_INVALID_HANDLE ((OWFHandle)0)

/* Used for Function Prototypes */

/*! \brief OWF_API_CALL definition can be used to restrict

 *  visibility of symbols

 */

#ifndef OWF_API_CALL

#define OWF_API_CALL

#define OWF_PUBLIC

#endif

#ifndef OWF_APIENTRY

#define OWF_APIENTRY

#endif

#ifndef OWF_APIEXIT

#define OWF_APIEXIT

#endif

/* supported external image formats */

typedef enum {

    OWF_IMAGE_NOT_SUPPORTED = 0,

    OWF_IMAGE_ARGB8888      = 0x8888,

    OWF_IMAGE_XRGB8888      = 0xf888,

    OWF_IMAGE_RGB888        = 0x888,

    OWF_IMAGE_RGB565        = 0x565,

    OWF_IMAGE_L32           = 0xA32,

    OWF_IMAGE_L16           = 0xA16,

    OWF_IMAGE_L8            = 0xA8,

    OWF_IMAGE_L1            = 0xA1,

    OWF_IMAGE_ARGB_INTERNAL = 0x666 /* OWFpixel rep */

} OWF_PIXEL_FORMAT;

typedef enum {

    OWF_FALSE               = KHR_BOOLEAN_FALSE,

    OWF_TRUE                = KHR_BOOLEAN_TRUE

} OWFboolean;

typedef struct {

    OWF_PIXEL_FORMAT        pixelFormat;

    OWFboolean              linear;

    OWFboolean              premultiplied;

    OWFint                  rowPadding; /* row alignment, in bytes */

} OWF_IMAGE_FORMAT;

typedef struct {

    OWFint                  x;

    OWFint                  y;

    OWFint                  width;

    OWFint                  height;

} OWF_RECTANGLE;

#define MIN(a,b)            ((a)<(b)?(a):(b))

#define MAX(a,b)            ((a)>(b)?(a):(b))

#define CLAMP(x,a,b)        MAX(a,MIN(x,b))

#define INRANGE(x,a,b)      ((x) >= (a) && (x) <= (b))

typedef void*               OWF_MUTEX;

typedef void*               OWF_SEMAPHORE;

typedef struct OWF_NODE_

{

    void*                   data;

    struct OWF_NODE_*       next;

} OWF_NODE;

typedef OWFint (*NODECMPFUNC)(void*, void*);

typedef OWFint (*NODEITERFUNC)(void*, void*);

typedef OWFHandle           OWFNativeStreamType;

typedef OWFint              OWFNativeStreamBuffer;

/*!

 *  Events emitted by native streams.

 */

typedef enum

{

    OWF_NO_EVENT                        = 0x00000000,

    OWF_STREAM_COMPOSED                 = 0x00000001,

    OWF_STREAM_UPDATED                  = 0x00000010,

    OWF_ALL_CONTEXT_RELATED_EVENTS      = 0x0000fff0,

    OWF_ALL_SUS_RELATED_EVENTS          = 0x0000ff00,

    OWF_OBSERVER_RETURN_DEFAULT_EVENT   = 0x00010000,

} OWFNativeStreamEvent;

typedef struct{

    TInt32      length;

    TInt32      event;

} OWF_DEFAULT_EVENT_PARAM;

#define ALPHA_MASK          0xFF000000

#define RED_MASK            0xFF0000

#define GREEN_MASK          0xFF00

#define BLUE_MASK           0xFF

/*! Native stream callback function type */

typedef void (*OWFStreamCallback)( OWFNativeStreamType,

                                   OWFint,

                                   void*,

                                   void*);

typedef struct

{

    OWFStreamCallback       callback;

    void*                   data;

} OWFStreamCallbackData;

#define OWF_SUPPORTED_DEVICE_ID 1

#define OWF_RESERVED_BAD_SCREEN_NUMBER (-1)  

#ifdef __cplusplus

}

#endif

#endif /* _OWFTYPES_H_ */