Workbench Design/WB Collection.iso/workbench werkzeuge/patches/fixsprite/fixsprite.c

C/C++ Source or Header | 1996-04-07 | 5.2 KB | 156 lines

/**************************************************************************
*
*                           Program : FixSprite
*                           Author  : Adam Nelson
*                           Version : 1.03
*
* History
* -------
*
* Version 1.03 (27/04/94)
* -----------------------
* No code changes, just re-compiled with SAS/C version 6.50.
*
* Version 1.02 (30/01/94)
* -----------------------
* Added a command line option to disable the AutoRequester.
* First Public release.
*
* Version 1.01 (29/01/94)
* -----------------------
* Changed Ctrl-F checking to Ctrl-C for compatibility.
* An AutoRequest will now be displayed when program is sent a Ctrl-C.
* Small optimisations.
*
* Version 1.00 (25/01/94)
* -----------------------
* Initial release.
*
**************************************************************************/

#include <intuition/intuition.h>
#include <graphics/sprite.h>
#include <libraries/dos.h>
#include <stdio.h>

void ReleaseResources();

struct IntuitionBase *IntuitionBase = NULL;
struct GfxBase *GfxBase = NULL;

struct SimpleSprite EmptySprite=
{
    NULL,           /* We don't want an image, and we have no data!       */
    0,              /* The height is 0 pixels tall.                       */
    0, 0,           /* The sprite's x/y coordinates on the screen.        */
    -1,             /* Don't worry about this...                          */
};

struct IntuiText BodyText=
{
    0,              /* FrontPen, colour 0.                                */
    0,              /* BackPen, not used.                                 */
    JAM1,           /* DrawMode, do not change the background.            */
    15,             /* LedtEdge, 15 pixels out.                           */
    5,              /* TopEdge, 5 lines down.                             */
    NULL,           /* ITextFont, default font.                           */
    "FixSprite V1.03 terminated. Sprite deallocated.",    /* The text.    */
    NULL,           /* No more IntuiText structures link.                 */
};

struct IntuiText OkayText=
{
    0,              /* FrontPen, colour 0.                                */
    0,              /* BackPen, not used.                                 */
    JAM1,           /* DrawMode, do not change the background.            */
    6,              /* LeftEdge, 6 pixels out.                            */
    3,              /* TopEdge, 3 lines down.                             */
    NULL,           /* ITextFont, default font.                           */
    "OK",           /* IText, the text that will be printed.              */
    NULL,           /* No more IntuiText structures link.                 */
};

main(argc,argv)
int argc;
char *argv[];
{
    char *VersionString = "$VER: FixSprite V1.03 (27/04/94)";
    char VersionNumber[] = "1.03";
    static char NoReqString[] = "NOREQUESTER";
    char *KeyWord = NoReqString;
    long SpriteNumber;
    BOOL NoRequester = FALSE;
    BOOL NotOkay = FALSE;

    if(argc < 2 || argc > 3)  /* If not the correct number of arguments... */
    {
        printf("FixSprite V%s ©1994 Adam Nelson.\n",VersionNumber);
        printf("USAGE: FixSprite n <NOREQUESTER> where n is the sprite number from 0 to 7.\n");
        printf("       Use the NOREQUESTER keyword if you do not want a requester\n       to be displayed on exit.\n");
        exit(0);
    }

    SpriteNumber = atol(argv[1]);  /* Get the sprite number from user */

    if(SpriteNumber < 0 || SpriteNumber > 7)  /* If out of range... */
    {
        printf("FATAL ERROR: Illegal sprite number.\n");
        exit(0);
    }

    if(argc == 3)  /* If the user specified three arguments... */
    {              /* Check to make sure the third is 'norequester' */
        do
            if(tolower(*KeyWord) != tolower(*argv[2]))
                NotOkay = TRUE;
        while(argv[2]++,*KeyWord++);
    }
    else  /* If there was only one argument, then show a requester */
        NotOkay = TRUE;

    if(!NotOkay)   /* If it was 'norequester'... */
        NoRequester = TRUE;

    IntuitionBase = (struct IntuitionBase *)
    OpenLibrary("intuition.library", 0);

    if(IntuitionBase == NULL)
        ReleaseResources();       /* Could NOT open the Intuition Library! */

    GfxBase = (struct GfxBase *)
        OpenLibrary("graphics.library", 0);

    if(GfxBase == NULL)
        ReleaseResources();       /* Could NOT open the Graphics Library! */

    if(GetSprite(&EmptySprite, SpriteNumber) != SpriteNumber)  /* If we couldn't get a sprite... */
        {
        printf("FATAL ERROR: Could not use sprite number %d. Sprite is in use.\n",SpriteNumber);
        ReleaseResources(); /* Could not reserve sprite number SpriteNumber. */
        }

    printf("FixSprite V%s ©1994 Adam Nelson.\n",VersionNumber);
    printf("Sprite number %d allocated.\n",SpriteNumber);
    Wait(SIGBREAKF_CTRL_C);  /* Wait forever until sent a Ctrl-C */
    printf("Sprite number %d deallocated.\n",SpriteNumber);

    if(!NoRequester)  /* If user didn't specify NOREQUESTER... */
        AutoRequest(NULL,&BodyText,NULL,&OkayText,NULL,NULL,320,72);

    ReleaseResources();  /* Free all allocated memory, close libraries etc. */
}

void ReleaseResources()
{
    if(EmptySprite.num != -1)  /* If the sprite was allocated, free it.    */
        FreeSprite(EmptySprite.num);

    if(GfxBase)                /* If graphics.library was open, close it.  */
        CloseLibrary(GfxBase);

    if(IntuitionBase)          /* If intuition.library was open, close it. */
        CloseLibrary(IntuitionBase);

    exit(0);
}