source/Imageer.app.h

/****************************************************/
/*                                                  */
/*  File:       Imageer.app.h                       */
/*                                                  */
/*  Program:    Imageer                             */
/*                                                  */
/*  By:         Jason Hodges-Harris                 */
/*                                                  */
/*  Created:    26/10/95  00:00:00 AM               */
/*                                                  */
/*  Version:    1.0.0d3                             */
/*                                                  */
/*  Copyright:  © 1995-96 Apple Computer, Inc.,     */ 
/*                  all rights reserved.            */      
/*                                                  */
/****************************************************/
 
#ifndef __IMAGEERAPPHEADER__
#define __IMAGEERAPPHEADER__
 
 
/**** Macintosh Toolbox Headers *****/
 
#ifndef __GXTYPES__
#include <GXTypes.h>
#endif
 
#ifndef __PALETTES__
#include <Palettes.h>
#endif
 
#ifndef __QDOFFSCREEN__
#include <QDOffscreen.h>
#endif
 
#ifndef __STANDARDFILE__
#include <StandardFile.h>
#endif
 
#ifndef __TYPES__
#include <Types.h>
#endif
 
 
// Application document structure
 
 
#if GENERATINGPOWERPC
#pragma options align=mac68k
#endif
 
struct ImageDoc
{
    PaletteHandle       theColorsPalette;       // used by colors window
    GWorldPtr           theImageWorld;
    long                theFileRefNum,
                        theFileType,
                        theImageXSize,
                        theImageYSize;
    ControlHandle       theVScrollBar,
                        theHScrollBar;
    gxViewPort          theGXview,
                        theGxChildView;
    gxShape             theGXImageShape;
    gxInk               theInkShape;
    gxTransferMode      theUndoInkTransform;
    gxTransform         theUndoShapeTransform;
    StandardFileReply   theImageFileReply;
    FSSpec              theTempUndoFileSpec,
                        theTempRedoFileSpec;
    Rect                theMaxWindowSize;
    short               theImageDepth,
                        theMenuItem,
                        theLastAction,          // type of last image action
                        theUndoState,           // temp file created to reverse last action
                        theGXUndoType;
    Boolean             theImageChanged,
                        isUsingQDGX,            // set dependent on image model used
                        isColorsWindow,         // used to test for colors window
                        hasUndoTemp,
                        hasRedoTemp;
};
typedef struct ImageDoc ImageDoc, *ImageDocPtr, **ImageDocHndl;
 
 
struct TiffInfo
{
    short       byteOrder;                  // Intel or Motorola format
    short       version;                    // Image version
    long        offsetToIFD;                // offset to 1st image file directory
 
    long        xImageSize;                 // x coord image size
    long        yImageSize;                 // y coord image size
    short       PhotoInterpret;             // Photometric Interpretation
    long        imageOffset;                // offset to image strip
    long        rowStrip;                   // number of rows per image strip
    CTabHandle  tiffCTabHndl;               // Tiff image Palette colors
    short       bitDepth;                   // image bit depth
    short       compressionType;            // compression
    short       PlanarConfig;               // pixel storage method
};
typedef struct TiffInfo TiffInfo, *TiffInfoPtr;
 
struct UserGXSpool
{
    gxSpoolBlock    spool;
    short           reference;
};
typedef struct UserGXSpool UserGXSpool;
 
 
#if GENERATINGPOWERPC
#pragma options align=reset
#endif
 
 
/****   type of image manipulation  ****/
 
enum
{
    kPixMapOp       = 1,
    kColorTableOp,
    kGXTransformOp
};
 
 
/****   Aplication creator  ****/
 
#define     AppCreator          'Im#¢'
 
/**** Supported image file types list   ****/
 
enum
{
    TiffType    = 1,
    PictType,
    GXType
};
 
 
/**** TIFF image byte formats   ****/
 
enum
{
    MotoFormat  = 'MM',
    IntlFormat  = 'II'
};
 
 
/****   Image undo state    ****/
 
enum
{
    kCannotUndo = 1,
    kCanUndo,
    kCanRedo
};
 
 
/**** Menubar constant definitions ****/
 
#define     rMenuBar            128
 
#define     mApple              128
#define     iAbout              1
 
#define     mFile               129
#define     iOpen               1
#define     iClose              2
#define     iCloseAll           3
#define     iSave               5
#define     iSaveAs             6
#define     iRevert             7
#define     iQuit               9
 
#define     mEdit               130
#define     iUndo               1
#define     iCut                3
#define     iCopy               4
#define     iPaste              5
 
#define     mWindow             131
#define     iColors             1
 
#define     mFilters            132
#define     iSmoothFilter       1
#define     iHiPassFilter       2
 
#define     mEffects            133
#define     iInvert             1
#define     iBrighness          3
#define     iContrast           4
#define     iColorComp          6
#define     iMirrorXaxis        8
#define     iMirrorYaxis        9
#define     iRotate180          10
 
#define     mBrightness         134
#define     iLighter            1
#define     iDarker             2
 
#define     mContrast           135
#define     iIncrease           1
#define     iDecrease           2
 
#define     mColor              136
#define     iRedColorComp       1
#define     iGreenColorComp     2
#define     iBlueColorComp      3
 
#define     mModel              137
#define     iUseQDGX            1
 
#define     mFileType           138
#define     iTiffType           1
#define     iPictType           2
#define     iGXType             3
#define     iAllFiles           4
 
#define     mSaveFileType       139
#define     iSaveTiffType       1
#define     iSavePictType       2
#define     iSaveGXType         3
 
 
/**** General Application Constant definitions ****/
 
#define     kSleep              3L      // Used in wait next event
#define     kLoadFilePopUpItem  10
#define     kSaveFilePopUpItem  13
#define     kProgressSteps      200
#define     kNull_Str           ""
#define     kOkButton           1
#define     kSplashScrDelay     90      // 1.5 secs delay
#define     rSplashPICT         128
#define     kRadioButton        6
#define     kSpoolBlockSize     1024
#define     kLargeScroller      32
#define     kSmallScroller      8
#define     kMinLowMem          0x2800
#define     kScrollBarWidth     15
 
/****   Window and dialog resource IDs  ****/
 
#define     rGenWindow          128
#define     rColorsWindow       129
#define     rAboutBox           128
#define     rGenAlert           129
#define     rGenWarning         130
#define     rCustomOpenDialog   131
#define     rCustomSaveDialog   132
#define     rProgressBarWindow  130
#define     rSplashWindow       131
#define     rPictCompDialog     133
 
 
/****   File System definitions ****/
 
#define     kFolderBit          0x10
#define     kFileVisibleBit     0x004000
 
 
/****   STR# resource items ****/
 
#define     rErrMessages        128
#define     iNotImplemented     1
#define     iLowTempMem         2
#define     iFailAllocMem       3
#define     iNoSupportBitDepth  4
 
#define     rQDGXmessages       129
#define     iGXNotInstalled     1
#define     iGXLibNotLoaded     2
#define     iGXLoadErr          3
#define     iCannotSwitchGX     4
#define     iCannotConvToGX     5
#define     iTransformFailed    6
#define     iInkGetFail         7
#define     iFailInitPrint      8
 
#define     rQDMessages         130
#define     iFailGWorldAlloc    1
#define     iFailLockPixmap     2
 
#define     rMenuItems          131
#define     iShowColors         1
#define     iHideColors         2
#define     iOpUndo             3
#define     iOpCantUndo         4
#define     iOpRedo             5
 
#define     rImageModel         132
#define     iUseColorQD         1
#define     iUseQuickDrawGX     2
 
#define     rProgressMessages   133
#define     iLoading            1
#define     iSaving             2
 
#define     rFileIOMessages     134
#define     iSaveCompPICTErr    1
#define     iSaveUnCompPICTErr  2
#define     iSaveQDGXErr        3
#define     iCreateTempFldrErr  4
#define     iCreateTempFileErr  5
#define     iDeleteTempFileErr  6
#define     iDiskFullErr        7
#define     iRevertFileFail     8
#define     iTiffNotSupported   9
 
 
/****   application defined error values    ****/
 
#define     kDefaultAppError    1000    // application return error
#define     kFailedLockPixels   1001    // application failed to lock down GWorld PixMap
#define     kFileLoadAbortErr   1002    // failed to load image or cancel selected
#define     kFailMakePalette    1003    // failed to create a new palette
#define     kLowMemWarning      1004    // Low temporary memory warning
#define     kFailGetPixMap      1005    // Failed to retrieve PixMap handle from window doc structure
#define     kFailImageComp      1006    // Failed to compress image.
#define     kPtrNotCreated      1007    // Failed to create memory allocation for pointer
#define     kNotSupported       1008    // Function not supported
#define     kGXFileLoadErr      1009    // Failed to load in GX based image file
#define     kQDtoGXConvErr      1010    // Failed to convert from color QuickDRaw to QDGX
#define     kFailAllocDocHndl   1011    // Failed to allocate handle for window Doc structure
#define     kBitDepthErr        1012    // Image Bit Depth not supported for operation
#define     kGXFailTransform    1013    // QDGX transform operation failed
#define     kGXFailGetInk       1014    // QDGX fail to get ink object
#define     kFailMakeGWorld     1015    // Failed to allocate memory for image GWorld 
#define     kFailPictCompSave   1016    // Save compressed PICT file failure
#define     kFailPictUnCompSave 1017    // Save uncompressed PICT file failure
#define     kFailQDGXSave       1018    // Save QDGX file failure
#define     kTIFFNotSupported   1019    // TIFF File contains tags not currently parsed
 
 
/****   Control resource values ****/
 
#define     rVScrollBar         128
#define     rHScrollBar         129
#define     rProgressCntl       130
 
 
/****   PICT compression dialog radion button IDs   ****/
 
enum
{
    kNoCompression = 2,
    kHighQuality,
    kMediumQuality,
    kLowQuality
};
    
    
/****   image model return error codes  ****/
 
enum
{
    kCannotConvertToGX = 1,
    kCannotConvertToQD
};
 
 
/**** GWorld flags ****/
 
enum
{
    kNoFlags = 0
};
 
/****   Color components    ****/
 
enum
{
    kRedComp    = 1,
    kGreenComp,
    kBlueComp
};
 
 
/****   QuickDraw GX transform types. Used for Undo operation   ****/
 
enum
{
    kGXinkTransform = 1,
    kGXshapeTransform
};
 
 
/****   Progress Bar display options    ****/
 
enum
{
    kDisplayProgressWindow,
    kUpdateProgressWindow,
    kDisposeProgressWindow
};
 
 
#endif // __IMAGEERAPPHEADER__


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