/* 

 *  Viewer_Window.c

 *

 *  QuickDraw 3D 1.6 Sample

 *  Robert Dierkes

 *

 *   12/22/98   RDD     Created.

 */

/*------------------*/

/*  Include Files   */

/*------------------*/

#include "QD3DViewer.h"

#if defined(OS_MACINTOSH) && OS_MACINTOSH

#include <MacWindows.h>

#endif

#include "Viewer_Error.h"

#include "Viewer_Window.h"

/*----------------------*/

/*  Global Declarations */

/*----------------------*/

WindowPtr   gWindows[kMaxWindowCount];

/*----------------------*/

/*  Local Prototypes    */

/*----------------------*/

/*

 *  Window_Initialize

 */

TQ3Status Window_Initialize(

    void)

{

    unsigned long   i;

    for (i = 0; i < kMaxWindowCount; i++) {

        gWindows[i] = NULL;

    }

    return kQ3Success;

}

/*

 *  Window_Exit

 */

TQ3Status Window_Exit(

    void)

{

    unsigned long   i;

    for (i = 0; i < kMaxWindowCount; i++) {

        if (gWindows[i] != NULL) {

            (void) Window_CloseViewer(&gWindows[i]);

        }

    }

    return kQ3Success;

}

#pragma mark -

/*

 *  Window_GetViewer

 */

TQ3ViewerObject Window_GetViewer(

    WindowPtr   pWindow)

{

    if (pWindow != NULL) {

        return ((TQ3ViewerObject) GetWRefCon(pWindow));

    }

    return NULL;

}

/*

 * Window_CloseViewer

 */

OSErr Window_CloseViewer(

    WindowPtr       *hWindow)

{

    OSErr           theErr = noErr;

    TQ3ViewerObject viewer = NULL;

    WindowPtr       window;

    unsigned long   i;

    if ((hWindow == NULL) ||

        (*hWindow == NULL)) {

        ERROR_DEBUG_STR("Window_CloseViewer: hWindow == NULL");

        return paramErr;

    }

    window = *hWindow;

    if ((viewer = Window_GetViewer(window)) == NULL) {

        ERROR_DEBUG_STR("Window_CloseViewer: viewer == NULL");

        return paramErr;

    }

    /* Dispose the Viewer */

    if ((theErr = Q3ViewerDispose(viewer)) != noErr) {

        ERROR_DEBUG_STR("Window_CloseViewer: Q3ViewerDispose failed");

        return paramErr;

    }

    /* Remove window from list */

    for (i = 0; i < kMaxWindowCount; i++) {

        if (window == gWindows[i]) {

            gWindows[i] = NULL;

            break;

        }

    }

    /* Dispose the window */

    DisposeWindow(window);

    *hWindow = NULL;

    return theErr;

}