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- /****************************************************************************
- *
- * Copyright (C) 1991, 1992 TWAIN Working Group: Aldus, Caere, Eastman-Kodak,
- * Hewlett-Packard and Logitech Corporations. All rights reserved.
- *
- * dc.h - This is the definitive include file for applications and
- * data sources written to the TWAIN specification.
- * It defines constants, data structures, messages etc.
- * for the public interface to TWAIN.
- *
- * Revision History:
- * version 1.0, March 6, 1992. TWAIN 1.0.
- * version 1.1, January 1993. Tech Notes 1.1
- * version 1.5, June 1993. Specification Update 1.5
- * Change DC to TW
- * Change filename from DC.H to TWAIN.H
- * version 1.5, July 1993. Remove spaces from country identifiers
- *
- ****************************************************************************/
-
-
- #ifndef TWAIN
- #define TWAIN
-
-
- /* SDH - 02/08/95 - TWUNK */
- /* Force 32-bit twain to use same packing of twain structures as existing */
- /* 16-bit twain. This allows 16/32-bit thunking. */
- //#ifdef WIN32
- // #pragma pack (push, before_twain)
- // #pragma pack (2)
- //#else /* WIN32 */
- //#endif /* WIN32 */
-
-
- /****************************************************************************
- * Platform Dependent Definitions and Typedefs *
- ****************************************************************************/
-
- /* Define one of the following, depending on the platform */
- /* #define _MAC_ */
- /* #define _UNIX_ */
- #define _MSWIN_
-
- #ifdef _MSWIN_
- typedef HANDLE TW_HANDLE;
- typedef LPVOID TW_MEMREF;
-
- /* SDH - 05/05/95 - TWUNK */
- /* For common code between 16 and 32 bits. */
- #ifdef WIN32
- #define TW_HUGE
- #else /* WIN32 */
- #define TW_HUGE huge
- #endif /* WIN32 */
- typedef BYTE TW_HUGE * HPBYTE;
- typedef void TW_HUGE * HPVOID;
- #endif /* _MSWIN_ */
-
- #ifdef _MAC_
- #define PASCAL pascal
- #define FAR
- typedef Handle TW_HANDLE;
- typedef char *TW_MEMREF;
- #endif /* _MAC_ */
-
- #ifdef _UNIX_
- #define PASCAL pascal
- typedef unsigned char *TW_HANDLE;
- typedef unsigned char *TW_MEMREF;
- #endif /* _UNIX_ */
-
-
-
-
- /****************************************************************************
- * Type Definitions *
- ****************************************************************************/
-
- /* String types. These include room for the strings and a NULL char, *
- * or, on the Mac, a length byte followed by the string. *
- * TW_STR255 must hold less than 256 chars so length fits in first byte. */
- typedef char TW_STR32[34], FAR *pTW_STR32;
- typedef char TW_STR64[66], FAR *pTW_STR64;
- typedef char TW_STR128[130], FAR *pTW_STR128;
- typedef char TW_STR255[256], FAR *pTW_STR255;
-
- /* Numeric types. */
- typedef char TW_INT8, FAR *pTW_INT8;
- typedef short TW_INT16, FAR *pTW_INT16;
- typedef long TW_INT32, FAR *pTW_INT32;
- typedef unsigned char TW_UINT8, FAR *pTW_UINT8;
- typedef unsigned short TW_UINT16, FAR *pTW_UINT16;
- typedef unsigned long TW_UINT32, FAR *pTW_UINT32;
- typedef unsigned short TW_BOOL, FAR *pTW_BOOL;
-
- /* Fixed point structure type. */
- typedef struct {
- TW_INT16 Whole; /* maintains the sign */
- TW_UINT16 Frac;
- } TW_FIX32, FAR *pTW_FIX32;
-
-
-
-
- /****************************************************************************
- * Structure Definitions *
- ****************************************************************************/
-
- /* No DAT needed. */
- typedef struct {
- TW_FIX32 X;
- TW_FIX32 Y;
- TW_FIX32 Z;
- } TW_CIEPOINT, FAR * pTW_CIEPOINT;
-
- /* No DAT needed. */
- typedef struct {
- TW_FIX32 StartIn;
- TW_FIX32 BreakIn;
- TW_FIX32 EndIn;
- TW_FIX32 StartOut;
- TW_FIX32 BreakOut;
- TW_FIX32 EndOut;
- TW_FIX32 Gamma;
- TW_FIX32 SampleCount; /* if =0 use the gamma */
- } TW_DECODEFUNCTION, FAR * pTW_DECODEFUNCTION;
-
- /* No DAT needed. */
- typedef struct {
- TW_UINT8 Index; /* Value used to index into the color table. */
- TW_UINT8 Channel1; /* First tri-stimulus value (e.g Red) */
- TW_UINT8 Channel2; /* Second tri-stimulus value (e.g Green) */
- TW_UINT8 Channel3; /* Third tri-stimulus value (e.g Blue) */
- } TW_ELEMENT8, FAR * pTW_ELEMENT8;
-
-
- /* No DAT. Defines a frame rectangle in ICAP_UNITS coordinates. */
- typedef struct {
- TW_FIX32 Left;
- TW_FIX32 Top;
- TW_FIX32 Right;
- TW_FIX32 Bottom;
- } TW_FRAME, FAR * pTW_FRAME;
-
-
- /* No DAT needed. Used to manage memory buffers. */
- typedef struct {
- TW_UINT32 Flags; /* Any combination of the TWMF_ constants. */
- TW_UINT32 Length; /* Number of bytes stored in buffer TheMem. */
- TW_MEMREF TheMem; /* Pointer or handle to the allocated memory buffer. */
- } TW_MEMORY, FAR * pTW_MEMORY;
-
-
- /* No DAT needed. */
- typedef struct {
- TW_DECODEFUNCTION Decode[3];
- TW_FIX32 Mix[3][3];
- } TW_TRANSFORMSTAGE, FAR * pTW_TRANSFORMSTAGE;
-
-
- /* No DAT needed. Describes version of software that's running. */
- typedef struct {
- TW_UINT16 MajorNum; /* Major revision number of the software. */
- TW_UINT16 MinorNum; /* Incremental revision number of the software. */
- TW_UINT16 Language; /* e.g. TWLG_SWISSFRENCH */
- TW_UINT16 Country; /* e.g. TWCY_SWITZERLAND */
- TW_STR32 Info; /* e.g. "1.0b3 Beta release" */
- } TW_VERSION, FAR * pTW_VERSION;
-
-
- /* TWON_ARRAY. Container for array of values (a simplified TW_ENUMERATION) */
- typedef struct {
- TW_UINT16 ItemType;
- TW_UINT32 NumItems; /* How many items in ItemList */
- TW_UINT8 ItemList[1]; /* Array of ItemType values starts here */
- } TW_ARRAY, FAR * pTW_ARRAY;
-
-
- /* TWON_ENUMERATION. Container for a collection of values. */
- typedef struct {
- TW_UINT16 ItemType;
- TW_UINT32 NumItems; /* How many items in ItemList */
- TW_UINT32 CurrentIndex; /* Current value is in ItemList[CurrentIndex] */
- TW_UINT32 DefaultIndex; /* Powerup value is in ItemList[DefaultIndex] */
- TW_UINT8 ItemList[1]; /* Array of ItemType values starts here */
- } TW_ENUMERATION, FAR * pTW_ENUMERATION;
-
-
- /* TWON_ONEVALUE. Container for one value. */
- typedef struct {
- TW_UINT16 ItemType;
- TW_UINT32 Item;
- } TW_ONEVALUE, FAR * pTW_ONEVALUE;
-
-
- /* TWON_RANGE. Container for a range of values. */
- typedef struct {
- TW_UINT16 ItemType;
- TW_UINT32 MinValue; /* Starting value in the range. */
- TW_UINT32 MaxValue; /* Final value in the range. */
- TW_UINT32 StepSize; /* Increment from MinValue to MaxValue. */
- TW_UINT32 DefaultValue; /* Power-up value. */
- TW_UINT32 CurrentValue; /* The value that is currently in effect. */
- } TW_RANGE, FAR * pTW_RANGE;
-
-
- /* DAT_CAPABILITY. Used by app to get/set capability from/in a data source. */
- typedef struct {
- TW_UINT16 Cap; /* id of capability to set or get, e.g. CAP_BRIGHTNESS */
- TW_UINT16 ConType; /* TWON_ONEVALUE, _RANGE, _ENUMERATION or _ARRAY */
- TW_HANDLE hContainer; /* Handle to container of type Dat */
- } TW_CAPABILITY, FAR * pTW_CAPABILITY;
-
-
- /* DAT_CIECOLOR. */
- typedef struct {
- TW_UINT16 ColorSpace;
- TW_INT16 LowEndian;
- TW_INT16 DeviceDependent;
- TW_INT32 VersionNumber;
- TW_TRANSFORMSTAGE StageABC;
- TW_TRANSFORMSTAGE StageLMN;
- TW_CIEPOINT WhitePoint;
- TW_CIEPOINT BlackPoint;
- TW_CIEPOINT WhitePaper;
- TW_CIEPOINT BlackInk;
- TW_FIX32 Samples[1];
- } TW_CIECOLOR, FAR * pTW_CIECOLOR;
-
-
- /* DAT_EVENT. For passing events down from the app to the DS. */
- typedef struct {
- TW_MEMREF pEvent; /* Windows pMSG or Mac pEvent. */
- TW_UINT16 TWMessage; /* TW msg from data source, e.g. MSG_XFERREADY */
- } TW_EVENT, FAR * pTW_EVENT;
-
-
- /* DAT_GRAYRESPONSE */
- typedef struct {
- TW_ELEMENT8 Response[1];
- } TW_GRAYRESPONSE, FAR * pTW_GRAYRESPONSE;
-
-
- /* DAT_IDENTITY. Identifies the program/library/code resource. */
- typedef struct {
- TW_UINT32 Id; /* Unique number. In Windows, app hWnd */
- TW_VERSION Version; /* Identifies the piece of code */
- TW_UINT16 ProtocolMajor; /* App and DS must set to TWON_PROTOCOLMAJOR */
- TW_UINT16 ProtocolMinor; /* App and DS must set to TWON_PROTOCOLMINOR */
- TW_UINT32 SupportedGroups; /* Bit field OR combination of DG_ constants */
- TW_STR32 Manufacturer; /* Manufacturer name, e.g. "Hewlett-Packard" */
- TW_STR32 ProductFamily; /* Product family name, e.g. "ScanJet" */
- TW_STR32 ProductName; /* Product name, e.g. "ScanJet Plus" */
- } TW_IDENTITY, FAR * pTW_IDENTITY;
-
-
- /* DAT_IMAGEINFO. App gets detailed image info from DS with this. */
- typedef struct {
- TW_FIX32 XResolution; /* Resolution in the horizontal */
- TW_FIX32 YResolution; /* Resolution in the vertical */
- TW_INT32 ImageWidth; /* Columns in the image, -1 if unknown by DS*/
- TW_INT32 ImageLength; /* Rows in the image, -1 if unknown by DS */
- TW_INT16 SamplesPerPixel; /* Number of samples per pixel, 3 for RGB */
- TW_INT16 BitsPerSample[8]; /* Number of bits for each sample */
- TW_INT16 BitsPerPixel; /* Number of bits for each padded pixel */
- TW_BOOL Planar; /* True if Planar, False if chunky */
- TW_INT16 PixelType; /* How to interp data; photo interp (TWPT_) */
- TW_UINT16 Compression; /* How the data is compressed (TWCP_xxxx) */
- } TW_IMAGEINFO, FAR * pTW_IMAGEINFO;
-
-
- /* DAT_IMAGELAYOUT. Provides image layout information in current units. */
- typedef struct {
- TW_FRAME Frame; /* Frame coords within larger document */
- TW_UINT32 DocumentNumber;
- TW_UINT32 PageNumber; /* Reset when you go to next document */
- TW_UINT32 FrameNumber; /* Reset when you go to next page */
- } TW_IMAGELAYOUT, FAR * pTW_IMAGELAYOUT;
-
-
- /* DAT_IMAGEMEMXFER. Used to pass image data (e.g. in strips) from DS to app.*/
- typedef struct {
- TW_UINT16 Compression; /* How the data is compressed */
- TW_UINT32 BytesPerRow; /* Number of bytes in a row of data */
- TW_UINT32 Columns; /* How many columns */
- TW_UINT32 Rows; /* How many rows */
- TW_UINT32 XOffset; /* How far from the side of the image */
- TW_UINT32 YOffset; /* How far from the top of the image */
- TW_UINT32 BytesWritten; /* How many bytes written in Memory */
- TW_MEMORY Memory; /* Mem struct used to pass actual image data */
- } TW_IMAGEMEMXFER, FAR * pTW_IMAGEMEMXFER;
-
-
- /* Changed in 1.1: QuantTable, HuffmanDC, HuffmanAC TW_MEMREF -> TW_MEMORY */
- /* DAT_JPEGCOMPRESSION. Based on JPEG Draft International Std, ver 10918-1. */
- typedef struct {
- TW_UINT16 ColorSpace; /* One of the TWPT_xxxx values */
- TW_UINT32 SubSampling; /* Two word "array" for subsampling values */
- TW_UINT16 NumComponents; /* Number of color components in image */
- TW_UINT16 RestartFrequency; /* Frequency of restart marker codes in MDU's */
- TW_UINT16 QuantMap[4]; /* Mapping of components to QuantTables */
- TW_MEMORY QuantTable[4]; /* Quantization tables */
- TW_UINT16 HuffmanMap[4]; /* Mapping of components to Huffman tables */
- TW_MEMORY HuffmanDC[2]; /* DC Huffman tables */
- TW_MEMORY HuffmanAC[2]; /* AC Huffman tables */
- } TW_JPEGCOMPRESSION, FAR * pTW_JPEGCOMPRESSION;
-
-
- /* DAT_PALETTE8. Color palette when TWPT_PALETTE pixels xfer'd in mem buf. */
- typedef struct {
- TW_UINT16 NumColors; /* Number of colors in the color table. */
- TW_UINT16 PaletteType; /* TWPA_xxxx, specifies type of palette. */
- TW_ELEMENT8 Colors[256]; /* Array of palette values starts here. */
- } TW_PALETTE8, FAR * pTW_PALETTE8;
-
-
- /* DAT_PENDINGXFERS. Used with MSG_ENDXFER to indicate additional data. */
- typedef struct {
- TW_UINT16 Count; /* Number of additional "images" pending. */
- TW_UINT32 Reserved;
- } TW_PENDINGXFERS, FAR * pTW_PENDINGXFERS;
-
-
- /* DAT_RGBRESPONSE */
- typedef struct {
- TW_ELEMENT8 Response[1];
- } TW_RGBRESPONSE, FAR * pRGBRESPONSE;
-
-
- /* DAT_SETUPFILEXFER. Sets up DS to app data transfer via a file. */
- typedef struct {
- TW_STR255 FileName;
- TW_UINT16 Format; /* Any TWFF_ constant */
- TW_INT16 VRefNum; /* Used for Mac only */
- } TW_SETUPFILEXFER, FAR * pTW_SETUPFILEXFER;
-
-
- /* DAT_SETUPMEMXFER. Sets up DS to app data transfer via a memory buffer. */
- typedef struct {
- TW_UINT32 MinBufSize;
- TW_UINT32 MaxBufSize;
- TW_UINT32 Preferred;
- } TW_SETUPMEMXFER, FAR * pTW_SETUPMEMXFER;
-
-
- /* DAT_STATUS. App gets detailed status info from a data source with this. */
- typedef struct {
- TW_UINT16 ConditionCode; /* Any TWCC_ constant */
- TW_UINT16 Reserved; /* Future expansion space */
- } TW_STATUS, FAR * pTW_STATUS;
-
-
- /* DAT_USERINTERFACE. Coordinates UI between app and data source. */
- typedef struct {
- TW_BOOL ShowUI; /* TRUE if DS should bring up its UI */
- TW_BOOL ModalUI; /* For Mac only - true if the DS's UI is modal */
- TW_HANDLE hParent; /* For windows only - App window handle */
- } TW_USERINTERFACE, FAR * pTW_USERINTERFACE;
-
-
- /* SDH - 03/21/95 - TWUNK */
- /* DAT_TWUNKIDENTITY. Provides DS identity and 'other' information necessary */
- /* across thunk link. */
- typedef struct {
- TW_IDENTITY identity; /* Identity of data source. */
- TW_STR255 dsPath; /* Full path and file name of data source. */
- } TW_TWUNKIDENTITY, FAR * pTW_TWUNKIDENTITY;
-
- /* SDH - 03/21/95 - TWUNK */
- /* Provides DS_Entry parameters over thunk link. */
- typedef struct
- {
- TW_INT8 destFlag; /* TRUE if dest is not NULL */
- TW_IDENTITY dest; /* Identity of data source (if used) */
- TW_INT32 dataGroup; /* DSM_Entry dataGroup parameter */
- TW_INT16 dataArgType; /* DSM_Entry dataArgType parameter */
- TW_INT16 message; /* DSM_Entry message parameter */
- TW_INT32 pDataSize; /* Size of pData (0 if NULL) */
- // TW_MEMREF pData; /* Based on implementation specifics, a */
- /* pData parameter makes no sense in this */
- /* structure, but data (if provided) will be*/
- /* appended in the data block. */
- } TW_TWUNKDSENTRYPARAMS, FAR * pTW_TWUNKDSENTRYPARAMS;
-
- /* SDH - 03/21/95 - TWUNK */
- /* Provides DS_Entry results over thunk link. */
- typedef struct
- {
- TW_UINT16 returnCode; /* Thunker DsEntry return code. */
- TW_UINT16 conditionCode; /* Thunker DsEntry condition code. */
- TW_INT32 pDataSize; /* Size of pData (0 if NULL) */
- // TW_MEMREF pData; /* Based on implementation specifics, a */
- /* pData parameter makes no sense in this */
- /* structure, but data (if provided) will be*/
- /* appended in the data block. */
- } TW_TWUNKDSENTRYRETURN, FAR * pTW_TWUNKDSENTRYRETURN;
-
- /* WJD - 950818 */
- /* Added for 1.6 Specification */
- /* TWAIN 1.6 CAP_SUPPORTEDCAPSEXT structure */
- typedef struct
- {
- TW_UINT16 Cap; /* Which CAP/ICAP info is relevant to */
- TW_UINT16 Properties; /* Messages this CAP/ICAP supports */
- } TW_CAPEXT, FAR * pTW_CAPEXT;
-
- /****************************************************************************
- * Generic Constants *
- ****************************************************************************/
-
- #define TWON_PROTOCOLMINOR 6 /* Changed for Version 1.6 */
- #define TWON_PROTOCOLMAJOR 1
-
- #define TWON_ARRAY 3 /* indicates TW_ARRAY container */
- #define TWON_ENUMERATION 4 /* indicates TW_ENUMERATION container */
- #define TWON_ONEVALUE 5 /* indicates TW_ONEVALUE container */
- #define TWON_RANGE 6 /* indicates TW_RANGE container */
-
- #define TWON_ICONID 962 /* res Id of icon used in USERSELECT lbox */
- #define TWON_DSMID 461 /* res Id of the DSM version num resource */
- #define TWON_DSMCODEID 63 /* res Id of the Mac SM Code resource */
-
- #define TWON_DONTCARE8 0xff
- #define TWON_DONTCARE16 0xffff
- #define TWON_DONTCARE32 0xffffffff
-
-
- /* Flags used in TW_MEMORY structure. */
- #define TWMF_APPOWNS 0x1
- #define TWMF_DSMOWNS 0x2
- #define TWMF_DSOWNS 0x4
- #define TWMF_POINTER 0x8
- #define TWMF_HANDLE 0x10
-
-
- /* Palette types for TW_PALETTE8 */
- #define TWPA_RGB 0
- #define TWPA_GRAY 1
- #define TWPA_CMY 2
-
-
- /* There are four containers used for capabilities negotiation:
- * TWON_ONEVALUE, TWON_RANGE, TWON_ENUMERATION, TWON_ARRAY
- * In each container structure ItemType can be TWTY_INT8, TWTY_INT16, etc.
- * The kind of data stored in the container can be determined by doing
- * DCItemSize[ItemType] where the following is defined in TWAIN glue code:
- * DCItemSize[]= { sizeof(TW_INT8),
- * sizeof(TW_INT16),
- * etc.
- * sizeof(TW_UINT32) };
- *
- */
-
- #define TWTY_INT8 0x0000 /* Means Item is a TW_INT8 */
- #define TWTY_INT16 0x0001 /* Means Item is a TW_INT16 */
- #define TWTY_INT32 0x0002 /* Means Item is a TW_INT32 */
-
- #define TWTY_UINT8 0x0003 /* Means Item is a TW_UINT8 */
- #define TWTY_UINT16 0x0004 /* Means Item is a TW_UINT16 */
- #define TWTY_UINT32 0x0005 /* Means Item is a TW_UINT32 */
-
- #define TWTY_BOOL 0x0006 /* Means Item is a TW_BOOL */
-
- #define TWTY_FIX32 0x0007 /* Means Item is a TW_FIX32 */
-
- #define TWTY_FRAME 0x0008 /* Means Item is a TW_FRAME */
-
- #define TWTY_STR32 0x0009 /* Means Item is a TW_STR32 */
- #define TWTY_STR64 0x000a /* Means Item is a TW_STR64 */
- #define TWTY_STR128 0x000b /* Means Item is a TW_STR128 */
- #define TWTY_STR255 0x000c /* Means Item is a TW_STR255 */
-
-
-
-
- /****************************************************************************
- * Capability Constants *
- ****************************************************************************/
-
- /* ICAP_BITORDER values (BO_ means Bit Order) */
- #define TWBO_LSBFIRST 0
- #define TWBO_MSBFIRST 1
-
-
- /* ICAP_COMPRESSION values (CP_ means ComPression ) */
- #define TWCP_NONE 0
- #define TWCP_PACKBITS 1
- #define TWCP_GROUP31D 2 /* Follows CCITT spec (no End Of Line) */
- #define TWCP_GROUP31DEOL 3 /* Follows CCITT spec (has End Of Line) */
- #define TWCP_GROUP32D 4 /* Follows CCITT spec (use cap for K Factor) */
- #define TWCP_GROUP4 5 /* Follows CCITT spec */
- #define TWCP_JPEG 6 /* Use capability for more info */
- #define TWCP_LZW 7 /* Must license from Unisys and IBM to use */
-
-
- /* ICAP_IMAGEFILEFORMAT values (FF_means File Format) */
- #define TWFF_TIFF 0 /* Tagged Image File Format */
- #define TWFF_PICT 1 /* Macintosh PICT */
- #define TWFF_BMP 2 /* Windows Bitmap */
- #define TWFF_XBM 3 /* X-Windows Bitmap */
- #define TWFF_JFIF 4 /* JPEG File Interchange Format */
-
-
- /* ICAP_FILTER values (FT_ means Filter Type) */
- #define TWFT_RED 0
- #define TWFT_GREEN 1
- #define TWFT_BLUE 2
- #define TWFT_NONE 3
- #define TWFT_WHITE 4
- #define TWFT_CYAN 5
- #define TWFT_MAGENTA 6
- #define TWFT_YELLOW 7
- #define TWFT_BLACK 8
-
-
- /* ICAP_LIGHTPATH values (LP_ means Light Path) */
- #define TWLP_REFLECTIVE 0
- #define TWLP_TRANSMISSIVE 1
-
-
- /* ICAP_LIGHTSOURCE values (LS_ means Light Source) */
- #define TWLS_RED 0
- #define TWLS_GREEN 1
- #define TWLS_BLUE 2
- #define TWLS_NONE 3
- #define TWLS_WHITE 4
- #define TWLS_UV 5
- #define TWLS_IR 6
-
-
- /* ICAP_ORIENTATION values (OR_ means ORientation) */
- #define TWOR_ROT0 0
- #define TWOR_ROT90 1
- #define TWOR_ROT180 2
- #define TWOR_ROT270 3
- #define TWOR_PORTRAIT TWOR_ROT0
- #define TWOR_LANDSCAPE TWOR_ROT270
-
-
- /* ICAP_PLANARCHUNKY values (PC_ means Planar/Chunky ) */
- #define TWPC_CHUNKY 0
- #define TWPC_PLANAR 1
-
-
- /* ICAP_PIXELFLAVOR values (PF_ means Pixel Flavor) */
- #define TWPF_CHOCOLATE 0 /* zero pixel represents darkest shade */
- #define TWPF_VANILLA 1 /* zero pixel represents lightest shade */
-
-
- /* ICAP_PIXELTYPE values (PT_ means Pixel Type) */
- #define TWPT_BW 0 /* Black and White */
- #define TWPT_GRAY 1
- #define TWPT_RGB 2
- #define TWPT_PALETTE 3
- #define TWPT_CMY 4
- #define TWPT_CMYK 5
- #define TWPT_YUV 6
- #define TWPT_YUVK 7
- #define TWPT_CIEXYZ 8
-
-
- /* ICAP_SUPPORTEDSIZES values (SS_ means Supported Sizes) */
- #define TWSS_NONE 0
- #define TWSS_A4LETTER 1
- #define TWSS_B5LETTER 2
- #define TWSS_USLETTER 3
- #define TWSS_USLEGAL 4
- /* Added 1.5 */
- #define TWSS_A5 5
- #define TWSS_B4 6
- #define TWSS_B6 7
- #define TWSS_B 8
-
-
- /* ICAP_XFERMECH values (SX_ means Setup XFer) */
- #define TWSX_NATIVE 0
- #define TWSX_FILE 1
- #define TWSX_MEMORY 2
-
-
- /* ICAP_UNITS values (UN_ means UNits) */
- #define TWUN_INCHES 0
- #define TWUN_CENTIMETERS 1
- #define TWUN_PICAS 2
- #define TWUN_POINTS 3
- #define TWUN_TWIPS 4
- #define TWUN_PIXELS 5
-
- /* Added 1.5 */
- /* ICAP_BITDEPTHREDUCTION values (BR_ means Bitdepth Reduction) */
- #define TWBR_THRESHOLD 0
- #define TWBR_HALFTONE 1
- #define TWBR_CUSTHALFTONE 2
- #define TWBR_DIFFUSION 3
-
-
- /****************************************************************************
- * Country Constants *
- ****************************************************************************/
-
- #define TWCY_AFGHANISTAN 1001
- #define TWCY_ALGERIA 213
- #define TWCY_AMERICANSAMOA 684
- #define TWCY_ANDORRA 033
- #define TWCY_ANGOLA 1002
- #define TWCY_ANGUILLA 8090
- #define TWCY_ANTIGUA 8091
- #define TWCY_ARGENTINA 54
- #define TWCY_ARUBA 297
- #define TWCY_ASCENSIONI 247
- #define TWCY_AUSTRALIA 61
- #define TWCY_AUSTRIA 43
- #define TWCY_BAHAMAS 8092
- #define TWCY_BAHRAIN 973
- #define TWCY_BANGLADESH 880
- #define TWCY_BARBADOS 8093
- #define TWCY_BELGIUM 32
- #define TWCY_BELIZE 501
- #define TWCY_BENIN 229
- #define TWCY_BERMUDA 8094
- #define TWCY_BHUTAN 1003
- #define TWCY_BOLIVIA 591
- #define TWCY_BOTSWANA 267
- #define TWCY_BRITAIN 6
- #define TWCY_BRITVIRGINIS 8095
- #define TWCY_BRAZIL 55
- #define TWCY_BRUNEI 673
- #define TWCY_BULGARIA 359
- #define TWCY_BURKINAFASO 1004
- #define TWCY_BURMA 1005
- #define TWCY_BURUNDI 1006
- #define TWCY_CAMAROON 237
- #define TWCY_CANADA 2
- #define TWCY_CAPEVERDEIS 238
- #define TWCY_CAYMANIS 8096
- #define TWCY_CENTRALAFREP 1007
- #define TWCY_CHAD 1008
- #define TWCY_CHILE 56
- #define TWCY_CHINA 86
- #define TWCY_CHRISTMASIS 1009
- #define TWCY_COCOSIS 1009
- #define TWCY_COLOMBIA 57
- #define TWCY_COMOROS 1010
- #define TWCY_CONGO 1011
- #define TWCY_COOKIS 1012
- #define TWCY_COSTARICA 506
- #define TWCY_CUBA 005
- #define TWCY_CYPRUS 357
- #define TWCY_CZECHOSLOVAKIA 42
- #define TWCY_DENMARK 45
- #define TWCY_DJIBOUTI 1013
- #define TWCY_DOMINICA 8097
- #define TWCY_DOMINCANREP 8098
- #define TWCY_EASTERIS 1014
- #define TWCY_ECUADOR 593
- #define TWCY_EGYPT 20
- #define TWCY_ELSALVADOR 503
- #define TWCY_EQGUINEA 1015
- #define TWCY_ETHIOPIA 251
- #define TWCY_FALKLANDIS 1016
- #define TWCY_FAEROEIS 298
- #define TWCY_FIJIISLANDS 679
- #define TWCY_FINLAND 358
- #define TWCY_FRANCE 33
- #define TWCY_FRANTILLES 596
- #define TWCY_FRGUIANA 594
- #define TWCY_FRPOLYNEISA 689
- #define TWCY_FUTANAIS 1043
- #define TWCY_GABON 241
- #define TWCY_GAMBIA 220
- #define TWCY_GERMANY 49
- #define TWCY_GHANA 233
- #define TWCY_GIBRALTER 350
- #define TWCY_GREECE 30
- #define TWCY_GREENLAND 299
- #define TWCY_GRENADA 8099
- #define TWCY_GRENEDINES 8015
- #define TWCY_GUADELOUPE 590
- #define TWCY_GUAM 671
- #define TWCY_GUANTANAMOBAY 5399
- #define TWCY_GUATEMALA 502
- #define TWCY_GUINEA 224
- #define TWCY_GUINEABISSAU 1017
- #define TWCY_GUYANA 592
- #define TWCY_HAITI 509
- #define TWCY_HONDURAS 504
- #define TWCY_HONGKONG 852
- #define TWCY_HUNGARY 36
- #define TWCY_ICELAND 354
- #define TWCY_INDIA 91
- #define TWCY_INDONESIA 62
- #define TWCY_IRAN 98
- #define TWCY_IRAQ 964
- #define TWCY_IRELAND 353
- #define TWCY_ISRAEL 972
- #define TWCY_ITALY 39
- #define TWCY_IVORYCOAST 225
- #define TWCY_JAMAICA 8010
- #define TWCY_JAPAN 81
- #define TWCY_JORDAN 962
- #define TWCY_KENYA 254
- #define TWCY_KIRIBATI 1018
- #define TWCY_KOREA 82
- #define TWCY_KUWAIT 965
- #define TWCY_LAOS 1019
- #define TWCY_LEBANON 1020
- #define TWCY_LIBERIA 231
- #define TWCY_LIBYA 218
- #define TWCY_LIECHTENSTEIN 41
- #define TWCY_LUXENBOURG 352
- #define TWCY_MACAO 853
- #define TWCY_MADAGASCAR 1021
- #define TWCY_MALAWI 265
- #define TWCY_MALAYSIA 60
- #define TWCY_MALDIVES 960
- #define TWCY_MALI 1022
- #define TWCY_MALTA 356
- #define TWCY_MARSHALLIS 692
- #define TWCY_MAURITANIA 1023
- #define TWCY_MAURITIUS 230
- #define TWCY_MEXICO 3
- #define TWCY_MICRONESIA 691
- #define TWCY_MIQUELON 508
- #define TWCY_MONACO 33
- #define TWCY_MONGOLIA 1024
- #define TWCY_MONTSERRAT 8011
- #define TWCY_MOROCCO 212
- #define TWCY_MOZAMBIQUE 1025
- #define TWCY_NAMIBIA 264
- #define TWCY_NAURU 1026
- #define TWCY_NEPAL 977
- #define TWCY_NETHERLANDS 31
- #define TWCY_NETHANTILLES 599
- #define TWCY_NEVIS 8012
- #define TWCY_NEWCALEDONIA 687
- #define TWCY_NEWZEALAND 64
- #define TWCY_NICARAGUA 505
- #define TWCY_NIGER 227
- #define TWCY_NIGERIA 234
- #define TWCY_NIUE 1027
- #define TWCY_NORFOLKI 1028
- #define TWCY_NORWAY 47
- #define TWCY_OMAN 968
- #define TWCY_PAKISTAN 92
- #define TWCY_PALAU 1029
- #define TWCY_PANAMA 507
- #define TWCY_PARAGUAY 595
- #define TWCY_PERU 51
- #define TWCY_PHILLIPPINES 63
- #define TWCY_PITCAIRNIS 1030
- #define TWCY_PNEWGUINEA 675
- #define TWCY_POLAND 48
- #define TWCY_PORTUGAL 351
- #define TWCY_QATAR 974
- #define TWCY_REUNIONI 1031
- #define TWCY_ROMANIA 40
- #define TWCY_RWANDA 250
- #define TWCY_SAIPAN 670
- #define TWCY_SANMARINO 039
- #define TWCY_SAOTOME 1033
- #define TWCY_SAUDIARABIA 966
- #define TWCY_SENEGAL 221
- #define TWCY_SEYCHELLESIS 1034
- #define TWCY_SIERRALEONE 1035
- #define TWCY_SINGAPORE 65
- #define TWCY_SOLOMONIS 1036
- #define TWCY_SOMALI 1037
- #define TWCY_SOUTHAFRICA 27
- #define TWCY_SPAIN 34
- #define TWCY_SRILANKA 94
- #define TWCY_STHELENA 1032
- #define TWCY_STKITTS 8013
- #define TWCY_STLUCIA 8014
- #define TWCY_STPIERRE 508
- #define TWCY_STVINCENT 8015
- #define TWCY_SUDAN 1038
- #define TWCY_SURINAME 597
- #define TWCY_SWAZILAND 268
- #define TWCY_SWEDEN 46
- #define TWCY_SWITZERLAND 41
- #define TWCY_SYRIA 1039
- #define TWCY_TAIWAN 886
- #define TWCY_TANZANIA 255
- #define TWCY_THAILAND 66
- #define TWCY_TOBAGO 8016
- #define TWCY_TOGO 228
- #define TWCY_TONGAIS 676
- #define TWCY_TRINIDAD 8016
- #define TWCY_TUNISIA 216
- #define TWCY_TURKEY 90
- #define TWCY_TURKSCAICOS 8017
- #define TWCY_TUVALU 1040
- #define TWCY_UGANDA 256
- #define TWCY_USSR 7
- #define TWCY_UAEMIRATES 971
- #define TWCY_UNITEDKINGDOM 44
- #define TWCY_USA 1
- #define TWCY_URUGUAY 598
- #define TWCY_VANUATU 1041
- #define TWCY_VATICANCITY 39
- #define TWCY_VENEZUELA 58
- #define TWCY_WAKE 1042
- #define TWCY_WALLISIS 1043
- #define TWCY_WESTERNSAHARA 1044
- #define TWCY_WESTERNSAMOA 1045
- #define TWCY_YEMEN 1046
- #define TWCY_YUGOSLAVIA 38
- #define TWCY_ZAIRE 243
- #define TWCY_ZAMBIA 260
- #define TWCY_ZIMBABWE 263
-
-
-
-
- /****************************************************************************
- * Language Constants *
- ****************************************************************************/
-
- #define TWLG_DAN 0 /* Danish */
- #define TWLG_DUT 1 /* Dutch */
- #define TWLG_ENG 2 /* International English */
- #define TWLG_FCF 3 /* French Canadian */
- #define TWLG_FIN 4 /* Finnish */
- #define TWLG_FRN 5 /* French */
- #define TWLG_GER 6 /* German */
- #define TWLG_ICE 7 /* Icelandic */
- #define TWLG_ITN 8 /* Italian */
- #define TWLG_NOR 9 /* Norwegian */
- #define TWLG_POR 10 /* Portuguese */
- #define TWLG_SPA 11 /* Spanish */
- #define TWLG_SWE 12 /* Swedish */
- #define TWLG_USA 13 /* U.S. English */
-
-
-
-
- /****************************************************************************
- * Data Groups *
- ****************************************************************************/
-
- /* More Data Groups may be added in the future.
- * Possible candidates include text, vector graphics, sound, etc.
- * NOTE: Data Group constants must be powers of 2 as they are used
- * as bitflags when App asks DSM to present a list of DSs.
- */
-
- #define DG_CONTROL 0x0001L /* data pertaining to control */
- #define DG_IMAGE 0x0002L /* data pertaining to raster images */
-
-
-
-
- /****************************************************************************
- * Data Argument Types *
- ****************************************************************************/
-
- /* SDH - 03/23/95 - WATCH */
- /* The thunker requires knowledge about size of data being passed in the */
- /* lpData parameter to DS_Entry (which is not readily available due to */
- /* type LPVOID. Thus, we key off the DAT_ argument to determine the size. */
- /* This has a couple implications: */
- /* 1) Any additional DAT_ features require modifications to the thunk code */
- /* for thunker support. */
- /* 2) Any applications which use the custom capabailites are not supported */
- /* under thunking since we have no way of knowing what size data (if */
- /* any) is being passed. */
-
- #define DAT_NULL 0x0000 /* No data or structure. */
- #define DAT_CUSTOMBASE 0x8000 /* Base of custom DATs. */
-
-
- /* Data Argument Types for the DG_CONTROL Data Group. */
- #define DAT_CAPABILITY 0x0001 /* TW_CAPABILITY */
- #define DAT_EVENT 0x0002 /* TW_EVENT */
- #define DAT_IDENTITY 0x0003 /* TW_IDENTITY */
- #define DAT_PARENT 0x0004 /* TW_HANDLE, app win handle in Windows */
- #define DAT_PENDINGXFERS 0x0005 /* TW_PENDINGXFERS */
- #define DAT_SETUPMEMXFER 0x0006 /* TW_SETUPMEMXFER */
- #define DAT_SETUPFILEXFER 0x0007 /* TW_SETUPFILEXFER */
- #define DAT_STATUS 0x0008 /* TW_STATUS */
- #define DAT_USERINTERFACE 0x0009 /* TW_USERINTERFACE */
- #define DAT_XFERGROUP 0x000a /* TW_UINT32 */
- /* SDH - 03/21/95 - TWUNK */
- /* Additional message required for thunker to request the special */
- /* identity information. */
- #define DAT_TWUNKIDENTITY 0x000b /* TW_TWUNKIDENTITY */
-
-
- /* Data Argument Types for the DG_IMAGE Data Group. */
- #define DAT_IMAGEINFO 0x0101 /* TW_IMAGEINFO */
- #define DAT_IMAGELAYOUT 0x0102 /* TW_IMAGELAYOUT */
- #define DAT_IMAGEMEMXFER 0x0103 /* TW_IMAGEMEMXFER */
- #define DAT_IMAGENATIVEXFER 0x0104 /* TW_UINT32 loword is hDIB, PICHandle */
- #define DAT_IMAGEFILEXFER 0x0105 /* Null data */
- #define DAT_CIECOLOR 0x0106 /* TW_CIECOLOR */
- #define DAT_GRAYRESPONSE 0x0107 /* TW_GRAYRESPONSE */
- #define DAT_RGBRESPONSE 0x0108 /* TW_RGBRESPONSE */
- #define DAT_JPEGCOMPRESSION 0x0109 /* TW_JPEGCOMPRESSION */
- #define DAT_PALETTE8 0x010a /* TW_PALETTE8 */
-
-
-
-
- /****************************************************************************
- * Messages *
- ****************************************************************************/
-
- /* All message constants are unique.
- * Messages are grouped according to which DATs they are used with.*/
-
- #define MSG_NULL 0x0000 /* Used in TW_EVENT structure */
- #define MSG_CUSTOMBASE 0x8000 /* Base of custom messages */
-
-
- /* Generic messages may be used with any of several DATs. */
- #define MSG_GET 0x0001 /* Get one or more values */
- #define MSG_GETCURRENT 0x0002 /* Get current value */
- #define MSG_GETDEFAULT 0x0003 /* Get default (e.g. power up) value */
- #define MSG_GETFIRST 0x0004 /* Get first of a series of items, e.g. DSs */
- #define MSG_GETNEXT 0x0005 /* Iterate through a series of items. */
- #define MSG_SET 0x0006 /* Set one or more values */
- #define MSG_RESET 0x0007 /* Set current value to default value */
-
-
- /* Messages used with DAT_NULL */
- #define MSG_XFERREADY 0x0101 /* The data source has data ready */
- #define MSG_CLOSEDSREQ 0x0102 /* Request for App. to close DS */
-
-
- /* Messages used with a pointer to a DAT_STATUS structure */
- #define MSG_CHECKSTATUS 0x0201 /* Get status information */
-
-
- /* Messages used with a pointer to DAT_PARENT data */
- #define MSG_OPENDSM 0x0301 /* Open the DSM */
- #define MSG_CLOSEDSM 0x0302 /* Close the DSM */
-
-
- /* Messages used with a pointer to a DAT_IDENTITY structure */
- #define MSG_OPENDS 0x0401 /* Open a data source */
- #define MSG_CLOSEDS 0x0402 /* Close a data source */
- #define MSG_USERSELECT 0x0403 /* Put up a dialog of all DS */
-
-
- /* Messages used with a pointer to a DAT_USERINTERFACE structure */
- #define MSG_DISABLEDS 0x0501 /* Disable data transfer in the DS */
- #define MSG_ENABLEDS 0x0502 /* Enable data transfer in the DS */
-
-
- /* Messages used with a pointer to a DAT_EVENT structure */
- #define MSG_PROCESSEVENT 0x0601
-
-
- /* Messages used with a pointer to a DAT_PENDINGXFERS structure */
- #define MSG_ENDXFER 0x0701
-
-
-
-
- /****************************************************************************
- * Capabilities *
- ****************************************************************************/
-
- #define CAP_CUSTOMBASE 0x8000 /* Base of custom capabilities */
-
-
- /* all data sources are REQUIRED to support these caps */
- #define CAP_XFERCOUNT 0x0001
-
-
- /* image data sources are REQUIRED to support these caps */
- #define ICAP_COMPRESSION 0x0100
- #define ICAP_PIXELTYPE 0x0101
- #define ICAP_UNITS 0x0102 /* default is TWUN_INCHES */
- #define ICAP_XFERMECH 0x0103
-
-
- /* all data sources MAY support these caps */
- #define CAP_AUTHOR 0x1000
- #define CAP_CAPTION 0x1001
- #define CAP_FEEDERENABLED 0x1002
- #define CAP_FEEDERLOADED 0x1003
- #define CAP_TIMEDATE 0x1004
- #define CAP_SUPPORTEDCAPS 0x1005
- #define CAP_EXTENDEDCAPS 0x1006
- #define CAP_AUTOFEED 0x1007
- #define CAP_CLEARPAGE 0x1008
- #define CAP_FEEDPAGE 0x1009
- #define CAP_REWINDPAGE 0x100a
- #define CAP_INDICATORS 0x100b /* Added 1.1 */
- #define CAP_SUPPORTEDCAPSEXT 0x100c /* Added 1.6 */
- #define CAP_PAPERDETECTABLE 0x100d /* Added 1.6 */
- #define CAP_UICONTROLLABLE 0x100e /* Added 1.6 */
- #define CAP_DEVICEONLINE 0x100d /* Added 1.6 */
-
- /* image data sources MAY support these caps */
- #define ICAP_AUTOBRIGHT 0x1100
- #define ICAP_BRIGHTNESS 0x1101
- #define ICAP_CONTRAST 0x1103
- #define ICAP_CUSTHALFTONE 0x1104
- #define ICAP_EXPOSURETIME 0x1105
- #define ICAP_FILTER 0x1106
- #define ICAP_FLASHUSED 0x1107
- #define ICAP_GAMMA 0x1108
- #define ICAP_HALFTONES 0x1109
- #define ICAP_HIGHLIGHT 0x110a
- #define ICAP_IMAGEFILEFORMAT 0x110c
- #define ICAP_LAMPSTATE 0x110d
- #define ICAP_LIGHTSOURCE 0x110e
- #define ICAP_ORIENTATION 0x1110
- #define ICAP_PHYSICALWIDTH 0x1111
- #define ICAP_PHYSICALHEIGHT 0x1112
- #define ICAP_SHADOW 0x1113
- #define ICAP_FRAMES 0x1114
- #define ICAP_XNATIVERESOLUTION 0x1116
- #define ICAP_YNATIVERESOLUTION 0x1117
- #define ICAP_XRESOLUTION 0x1118
- #define ICAP_YRESOLUTION 0x1119
- #define ICAP_MAXFRAMES 0x111a
- #define ICAP_TILES 0x111b
- #define ICAP_BITORDER 0x111c
- #define ICAP_CCITTKFACTOR 0x111d
- #define ICAP_LIGHTPATH 0x111e
- #define ICAP_PIXELFLAVOR 0x111f
- #define ICAP_PLANARCHUNKY 0x1120
- #define ICAP_ROTATION 0x1121
- #define ICAP_SUPPORTEDSIZES 0x1122
- #define ICAP_THRESHOLD 0x1123
- #define ICAP_XSCALING 0x1124
- #define ICAP_YSCALING 0x1125
- #define ICAP_BITORDERCODES 0x1126
- #define ICAP_PIXELFLAVORCODES 0x1127
- #define ICAP_JPEGPIXELTYPE 0x1128
- #define ICAP_TIMEFILL 0x112a
- #define ICAP_BITDEPTH 0x112b
- #define ICAP_BITDEPTHREDUCTION 0x112c /* Added 1.5 */
- #define ICAP_UNDEFINEDIMAGESIZE 0X112d /* Added 1.6 */
-
-
- /***************************************************************************
- * Return Codes and Condition Codes section *
- ***************************************************************************/
-
- /* Return Codes: DSM_Entry and DS_Entry may return any one of these values. */
- #define TWRC_CUSTOMBASE 0x8000
-
- #define TWRC_SUCCESS 0
- #define TWRC_FAILURE 1 /* App may get TW_STATUS for info on failure */
- #define TWRC_CHECKSTATUS 2 /* "tried hard"; get status */
- #define TWRC_CANCEL 3
- #define TWRC_DSEVENT 4
- #define TWRC_NOTDSEVENT 5
- #define TWRC_XFERDONE 6
- #define TWRC_ENDOFLIST 7 /* After MSG_GETNEXT if nothing left */
-
-
- /* Condition Codes: App gets these by doing DG_CONTROL DAT_STATUS MSG_GET. */
- #define TWCC_CUSTOMBASE 0x8000
-
- #define TWCC_SUCCESS 0 /* It worked! */
- #define TWCC_BUMMER 1 /* Failure due to unknown causes */
- #define TWCC_LOWMEMORY 2 /* Not enough memory to perform operation */
- #define TWCC_NODS 3 /* No Data Source */
- #define TWCC_MAXCONNECTIONS 4 /* DS is connected to max possible apps */
- #define TWCC_OPERATIONERROR 5 /* DS or DSM reported error, app shouldn't */
- #define TWCC_BADCAP 6 /* Unknown capability */
- #define TWCC_BADPROTOCOL 9 /* Unrecognized MSG DG DAT combination */
- #define TWCC_BADVALUE 10 /* Data parameter out of range */
- #define TWCC_SEQERROR 11 /* DG DAT MSG out of expected sequence */
- #define TWCC_BADDEST 12 /* Unknown destination App/Src in DSM_Entry */
- #define TWCC_CAPUNSUPPORTED 13 /* Capability not supported by source */
- #define TWCC_CAPBADOPERATION 14 /* Operation not supported by capability */
- #define TWCC_CAPSEQERROR 15 /* Capability has dependancy on other capability */
-
-
-
-
- /****************************************************************************
- * Entry Points *
- ****************************************************************************/
-
-
- /**********************************************************************
- * Function: DSM_Entry, the only entry point into the Data Source Manager.
- *
- * Parameters:
- * pOrigin Identifies the source module of the message. This could
- * identify an Application, a Source, or the Source Manager.
- *
- * pDest Identifies the destination module for the message.
- * This could identify an application or a data source.
- * If this is NULL, the message goes to the Source Manager.
- *
- * DG The Data Group.
- * Example: DG_IMAGE.
- *
- * DAT The Data Attribute Type.
- * Example: DAT_IMAGEMEMXFER.
- *
- * MSG The message. Messages are interpreted by the destination module
- * with respect to the Data Group and the Data Attribute Type.
- * Example: MSG_GET.
- *
- * pData A pointer to the data structure or variable identified
- * by the Data Attribute Type.
- * Example: (TW_MEMREF)&ImageMemXfer
- * where ImageMemXfer is a TW_IMAGEMEMXFER structure.
- *
- * Returns:
- * ReturnCode
- * Example: TWRC_SUCCESS.
- *
- ********************************************************************/
-
- /* Don't mangle the name "DSM_Entry" if we're compiling in C++! */
- #ifdef __cplusplus
- extern "C" {
- #endif /* __cplusplus */
-
- #ifdef _MSWIN_
- TW_UINT16 FAR PASCAL DSM_Entry( pTW_IDENTITY pOrigin,
- pTW_IDENTITY pDest,
- TW_UINT32 DG,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData);
-
- typedef TW_UINT16 (FAR PASCAL *DSMENTRYPROC)(pTW_IDENTITY, pTW_IDENTITY,
- TW_UINT32, TW_UINT16,
- TW_UINT16, TW_MEMREF);
- #else /* _MSWIN_ */
-
- FAR PASCAL TW_UINT16 DSM_Entry( pTW_IDENTITY pOrigin,
- pTW_IDENTITY pDest,
- TW_UINT32 DG,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData);
-
- typedef TW_UINT16 (*DSMENTRYPROC)(pTW_IDENTITY, pTW_IDENTITY,
- TW_UINT32, TW_UINT16,
- TW_UINT16, TW_MEMREF);
- #endif /* _MSWIN_ */
-
- #ifdef __cplusplus
- }
- #endif /* cplusplus */
-
-
- /**********************************************************************
- * Function: DS_Entry, the entry point provided by a Data Source.
- *
- * Parameters:
- * pOrigin Identifies the source module of the message. This could
- * identify an application or the Data Source Manager.
- *
- * DG The Data Group.
- * Example: DG_IMAGE.
- *
- * DAT The Data Attribute Type.
- * Example: DAT_IMAGEMEMXFER.
- *
- * MSG The message. Messages are interpreted by the data source
- * with respect to the Data Group and the Data Attribute Type.
- * Example: MSG_GET.
- *
- * pData A pointer to the data structure or variable identified
- * by the Data Attribute Type.
- * Example: (TW_MEMREF)&ImageMemXfer
- * where ImageMemXfer is a TW_IMAGEMEMXFER structure.
- *
- * Returns:
- * ReturnCode
- * Example: TWRC_SUCCESS.
- *
- * Note:
- * The DSPROC type is only used by an application when it calls
- * a Data Source directly, bypassing the Data Source Manager.
- *
- ********************************************************************/
- /* Don't mangle the name "DS_Entry" if we're compiling in C++! */
- #ifdef __cplusplus
- extern "C" {
- #endif /* __cplusplus */
-
- #ifdef _MSWIN_
- TW_UINT16 FAR PASCAL DS_Entry( pTW_IDENTITY pOrigin,
- TW_UINT32 DG,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData);
-
- typedef TW_UINT16 (FAR PASCAL *DSENTRYPROC)(pTW_IDENTITY,
- TW_UINT32, TW_UINT16,
- TW_UINT16, TW_MEMREF);
-
- #else /* _MSWIN_ */
- FAR PASCAL TW_UINT16 DS_Entry( pTW_IDENTITY pOrigin,
- TW_UINT32 DG,
- TW_UINT16 DAT,
- TW_UINT16 MSG,
- TW_MEMREF pData);
-
- typedef TW_UINT16 (*DSENTRYPROC)(pTW_IDENTITY,
- TW_UINT32, TW_UINT16,
- TW_UINT16, TW_MEMREF);
- #endif /* _MSWIN_ */
-
- #ifdef __cplusplus
- }
- #endif /* cplusplus */
-
- /* SDH - 02/08/95 - TWUNK */
- /* Force 32-bit twain to use same packing of twain structures as existing */
- /* 16-bit twain. This allows 16/32-bit thunking. */
- //#ifdef WIN32
- // #pragma pack (pop, before_twain)
- //#else /* WIN32 */
- //#endif /* WIN32 */
-
- #endif /* TWAIN */
-