GHOST_WindowCarbon.cpp

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/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include "GHOST_WindowCarbon.h"
#include "GHOST_Debug.h"

AGLContext GHOST_WindowCarbon::s_firstaglCtx = NULL;
#ifdef GHOST_DRAW_CARBON_GUTTER
const GHOST_TInt32 GHOST_WindowCarbon::s_sizeRectSize = 16;
#endif //GHOST_DRAW_CARBON_GUTTER

static const GLint sPreferredFormatWindow[10] = {
AGL_RGBA,
AGL_DOUBLEBUFFER,   
AGL_ACCELERATED,
AGL_DEPTH_SIZE,     32,
AGL_NONE,
};

static const GLint sPreferredFormatFullScreen[11] = {
AGL_RGBA,
AGL_DOUBLEBUFFER,
AGL_ACCELERATED,
AGL_FULLSCREEN,
AGL_DEPTH_SIZE,     32,
AGL_NONE,
};



WindowRef ugly_hack=NULL;

const EventTypeSpec kWEvents[] = {
    { kEventClassWindow, kEventWindowZoom },  /* for new zoom behaviour */ 
};

static OSStatus myWEventHandlerProc(EventHandlerCallRef handler, EventRef event, void* userData)
{
    WindowRef mywindow;
    GHOST_WindowCarbon *ghost_window;
    OSStatus err;
    int theState;
    
    if (::GetEventKind(event) == kEventWindowZoom) {
        err =  ::GetEventParameter (event,kEventParamDirectObject,typeWindowRef,NULL,sizeof(mywindow),NULL, &mywindow);
        ghost_window = (GHOST_WindowCarbon *) GetWRefCon(mywindow);
        theState = ghost_window->getMac_windowState();
        if (theState == 1) 
            ghost_window->setMac_windowState(2);
        else if (theState == 2)
            ghost_window->setMac_windowState(1);

    }
    return eventNotHandledErr;
}

GHOST_WindowCarbon::GHOST_WindowCarbon(
    const STR_String& title,
    GHOST_TInt32 left,
    GHOST_TInt32 top,
    GHOST_TUns32 width,
    GHOST_TUns32 height,
    GHOST_TWindowState state,
    GHOST_TDrawingContextType type,
    const bool stereoVisual,
    const GHOST_TUns16 numOfAASamples
) :
    GHOST_Window(width, height, state, GHOST_kDrawingContextTypeNone),
    m_windowRef(0),
    m_grafPtr(0),
    m_aglCtx(0),
    m_customCursor(0),
    m_fullScreenDirty(false)
{
    Str255 title255;
    OSStatus err;
    
    //fprintf(stderr," main screen top %i left %i height %i width %i\n", top, left, height, width);
    
    if (state >= GHOST_kWindowState8Normal ) {
        if(state == GHOST_kWindowState8Normal) state= GHOST_kWindowStateNormal;
        else if(state == GHOST_kWindowState8Maximized) state= GHOST_kWindowStateMaximized;
        else if(state == GHOST_kWindowState8Minimized) state= GHOST_kWindowStateMinimized;
        else if(state == GHOST_kWindowState8FullScreen) state= GHOST_kWindowStateFullScreen;
        
        // state = state - 8;   this was the simple version of above code, doesnt work in gcc 4.0
        
        setMac_windowState(1);
    } else 
        setMac_windowState(0);

    if (state != GHOST_kWindowStateFullScreen) {
        Rect bnds = { top, left, top+height, left+width };
        // Boolean visible = (state == GHOST_kWindowStateNormal) || (state == GHOST_kWindowStateMaximized); /*unused*/
        gen2mac(title, title255);
        
        err =  ::CreateNewWindow( kDocumentWindowClass,
                                 kWindowStandardDocumentAttributes+kWindowLiveResizeAttribute,
                                 &bnds,
                                 &m_windowRef);
        
        if ( err != noErr) {
            fprintf(stderr," error creating window %i \n",(int)err);
        } else {
            
            ::SetWRefCon(m_windowRef,(SInt32)this);
            setTitle(title);
            err = InstallWindowEventHandler (m_windowRef, myWEventHandlerProc, GetEventTypeCount(kWEvents), kWEvents,NULL,NULL); 
            if ( err != noErr) {
                fprintf(stderr," error creating handler %i \n",(int)err);
            } else {
                //  ::TransitionWindow (m_windowRef,kWindowZoomTransitionEffect,kWindowShowTransitionAction,NULL);
                ::ShowWindow(m_windowRef);
                ::MoveWindow (m_windowRef, left, top,true);
                
            }
        }
        if (m_windowRef) {
            m_grafPtr = ::GetWindowPort(m_windowRef);
            setDrawingContextType(type);
            updateDrawingContext();
            activateDrawingContext();
        }
        if(ugly_hack==NULL) {
            ugly_hack= m_windowRef;
            // when started from commandline, window remains in the back... also for play anim
            ProcessSerialNumber psn;
            GetCurrentProcess(&psn);
            SetFrontProcess(&psn);
        }
    }
    else {
    /*
        Rect bnds = { top, left, top+height, left+width };
        gen2mac("", title255);
        m_windowRef = ::NewCWindow(
            nil,                            // Storage 
            &bnds,                          // Bounding rectangle of the window
            title255,                       // Title of the window
            0,                              // Window initially visible
            plainDBox,                      // procID
            (WindowRef)-1L,                 // Put window before all other windows
            0,                              // Window has minimize box
            (SInt32)this);                  // Store a pointer to the class in the refCon
    */
        //GHOST_PRINT("GHOST_WindowCarbon::GHOST_WindowCarbon(): creating full-screen OpenGL context\n");
        setDrawingContextType(GHOST_kDrawingContextTypeOpenGL);;installDrawingContext(GHOST_kDrawingContextTypeOpenGL);
        updateDrawingContext();
        activateDrawingContext();        

    m_tablet.Active = GHOST_kTabletModeNone;
    }
}


GHOST_WindowCarbon::~GHOST_WindowCarbon()
{
    if (m_customCursor) delete m_customCursor;

    if(ugly_hack==m_windowRef) ugly_hack= NULL;
    
    // printf("GHOST_WindowCarbon::~GHOST_WindowCarbon(): removing drawing context\n");
    if(ugly_hack==NULL) setDrawingContextType(GHOST_kDrawingContextTypeNone);
    if (m_windowRef) {
        ::DisposeWindow(m_windowRef);
        m_windowRef = 0;
    }
}

bool GHOST_WindowCarbon::getValid() const
{
    bool valid;
    if (!m_fullScreen) {
        valid = (m_windowRef != 0) && (m_grafPtr != 0) && ::IsValidWindowPtr(m_windowRef);
    }
    else {
        valid = true;
    }
    return valid;
}


void GHOST_WindowCarbon::setTitle(const STR_String& title)
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::setTitle(): window invalid")
    Str255 title255;
    gen2mac(title, title255);
    ::SetWTitle(m_windowRef, title255);
}


void GHOST_WindowCarbon::getTitle(STR_String& title) const
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::getTitle(): window invalid")
    Str255 title255;
    ::GetWTitle(m_windowRef, title255);
    mac2gen(title255, title);
}


void GHOST_WindowCarbon::getWindowBounds(GHOST_Rect& bounds) const
{
    OSStatus success;
    Rect rect;
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::getWindowBounds(): window invalid")
    success = ::GetWindowBounds(m_windowRef, kWindowStructureRgn, &rect);
    bounds.m_b = rect.bottom;
    bounds.m_l = rect.left;
    bounds.m_r = rect.right;
    bounds.m_t = rect.top;
}


void GHOST_WindowCarbon::getClientBounds(GHOST_Rect& bounds) const
{
    Rect rect;
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::getClientBounds(): window invalid")
    //::GetPortBounds(m_grafPtr, &rect);
    ::GetWindowBounds(m_windowRef, kWindowContentRgn, &rect);

    bounds.m_b = rect.bottom;
    bounds.m_l = rect.left;
    bounds.m_r = rect.right;
    bounds.m_t = rect.top;

    // Subtract gutter height from bottom
#ifdef GHOST_DRAW_CARBON_GUTTER
    if ((bounds.m_b - bounds.m_t) > s_sizeRectSize)
    {
        bounds.m_b -= s_sizeRectSize;
    }
    else
    {
        bounds.m_t = bounds.m_b;
    }
#endif //GHOST_DRAW_CARBON_GUTTER
}


GHOST_TSuccess GHOST_WindowCarbon::setClientWidth(GHOST_TUns32 width)
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::setClientWidth(): window invalid")
    GHOST_Rect cBnds, wBnds;
    getClientBounds(cBnds);
    if (((GHOST_TUns32)cBnds.getWidth()) != width) {
        ::SizeWindow(m_windowRef, width, cBnds.getHeight(), true);
    }
    return GHOST_kSuccess;
}


GHOST_TSuccess GHOST_WindowCarbon::setClientHeight(GHOST_TUns32 height)
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::setClientHeight(): window invalid")
    GHOST_Rect cBnds, wBnds;
    getClientBounds(cBnds);
#ifdef GHOST_DRAW_CARBON_GUTTER
    if (((GHOST_TUns32)cBnds.getHeight()) != height+s_sizeRectSize) {
        ::SizeWindow(m_windowRef, cBnds.getWidth(), height+s_sizeRectSize, true);
    }
#else //GHOST_DRAW_CARBON_GUTTER
    if (((GHOST_TUns32)cBnds.getHeight()) != height) {
        ::SizeWindow(m_windowRef, cBnds.getWidth(), height, true);
    }
#endif //GHOST_DRAW_CARBON_GUTTER
    return GHOST_kSuccess;
}


GHOST_TSuccess GHOST_WindowCarbon::setClientSize(GHOST_TUns32 width, GHOST_TUns32 height)
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::setClientSize(): window invalid")
    GHOST_Rect cBnds, wBnds;
    getClientBounds(cBnds);
#ifdef GHOST_DRAW_CARBON_GUTTER
    if ((((GHOST_TUns32)cBnds.getWidth()) != width) ||
        (((GHOST_TUns32)cBnds.getHeight()) != height+s_sizeRectSize)) {
        ::SizeWindow(m_windowRef, width, height+s_sizeRectSize, true);
    }
#else //GHOST_DRAW_CARBON_GUTTER
    if ((((GHOST_TUns32)cBnds.getWidth()) != width) ||
        (((GHOST_TUns32)cBnds.getHeight()) != height)) {
        ::SizeWindow(m_windowRef, width, height, true);
    }
#endif //GHOST_DRAW_CARBON_GUTTER
    return GHOST_kSuccess;
}


GHOST_TWindowState GHOST_WindowCarbon::getState() const
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::getState(): window invalid")
    GHOST_TWindowState state;
    if (::IsWindowVisible(m_windowRef) == false) {
        state = GHOST_kWindowStateMinimized;
    }
    else if (::IsWindowInStandardState(m_windowRef, nil, nil)) {
        state = GHOST_kWindowStateMaximized;
    }
    else {
        state = GHOST_kWindowStateNormal;
    }
    return state;
}


void GHOST_WindowCarbon::screenToClient(GHOST_TInt32 inX, GHOST_TInt32 inY, GHOST_TInt32& outX, GHOST_TInt32& outY) const
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::screenToClient(): window invalid")
    Point point;
    point.h = inX;
    point.v = inY;
    GrafPtr oldPort;
    ::GetPort(&oldPort);
    ::SetPort(m_grafPtr);
    ::GlobalToLocal(&point);
    ::SetPort(oldPort);
    outX = point.h;
    outY = point.v;
}


void GHOST_WindowCarbon::clientToScreen(GHOST_TInt32 inX, GHOST_TInt32 inY, GHOST_TInt32& outX, GHOST_TInt32& outY) const
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::clientToScreen(): window invalid")
    Point point;
    point.h = inX;
    point.v = inY;
    GrafPtr oldPort;
    ::GetPort(&oldPort);
    ::SetPort(m_grafPtr);
    ::LocalToGlobal(&point);
    ::SetPort(oldPort);
    outX = point.h;
    outY = point.v;
}


GHOST_TSuccess GHOST_WindowCarbon::setState(GHOST_TWindowState state)
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::setState(): window invalid")
    switch (state) {
    case GHOST_kWindowStateMinimized:
            ::HideWindow(m_windowRef);
            break;
    case GHOST_kWindowStateModified:
        SetWindowModified(m_windowRef, 1);
        break;
    case GHOST_kWindowStateUnModified:
        SetWindowModified(m_windowRef, 0);
        break;
    case GHOST_kWindowStateMaximized:
    case GHOST_kWindowStateNormal:
        default:
            ::ShowWindow(m_windowRef);
            break;
    }
    return GHOST_kSuccess;
}


GHOST_TSuccess GHOST_WindowCarbon::setOrder(GHOST_TWindowOrder order)
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::setOrder(): window invalid")
    if (order == GHOST_kWindowOrderTop) {
        //::BringToFront(m_windowRef); is wrong, front window should be active for input too
        ::SelectWindow(m_windowRef);
    }
    else {
        /* doesnt work if you do this with a mouseclick */
        ::SendBehind(m_windowRef, nil);
    }
    return GHOST_kSuccess;
}

/*#define  WAIT_FOR_VSYNC 1*/
#ifdef WAIT_FOR_VSYNC
#include <OpenGL/OpenGL.h>
#endif

GHOST_TSuccess GHOST_WindowCarbon::swapBuffers()
{
#ifdef WAIT_FOR_VSYNC
/* wait for vsync, to avoid tearing artifacts */
long VBL = 1;
CGLSetParameter(CGLGetCurrentContext(), kCGLCPSwapInterval, &VBL);
#endif

    GHOST_TSuccess succeeded = GHOST_kSuccess;
    if (m_drawingContextType == GHOST_kDrawingContextTypeOpenGL) {
        if (m_aglCtx) {
            ::aglSwapBuffers(m_aglCtx);
        }
        else {
            succeeded = GHOST_kFailure;
        }
    }
    return succeeded;
}

GHOST_TSuccess GHOST_WindowCarbon::updateDrawingContext()
{
    GHOST_TSuccess succeeded = GHOST_kSuccess;
    if (m_drawingContextType == GHOST_kDrawingContextTypeOpenGL) {
        if (m_aglCtx) {
            ::aglUpdateContext(m_aglCtx);
        }
        else {
            succeeded = GHOST_kFailure;
        }
    }
    return succeeded;
}

GHOST_TSuccess GHOST_WindowCarbon::activateDrawingContext()
{
    GHOST_TSuccess succeeded = GHOST_kSuccess;
    if (m_drawingContextType == GHOST_kDrawingContextTypeOpenGL) {
        if (m_aglCtx) {
            ::aglSetCurrentContext(m_aglCtx);
#ifdef GHOST_DRAW_CARBON_GUTTER
            // Restrict drawing to non-gutter area
            ::aglEnable(m_aglCtx, AGL_BUFFER_RECT);
            GHOST_Rect bnds;
            getClientBounds(bnds);
            GLint b[4] =
            {
                bnds.m_l,
                bnds.m_t+s_sizeRectSize,
                bnds.m_r-bnds.m_l,
                bnds.m_b-bnds.m_t
            };
            GLboolean result = ::aglSetInteger(m_aglCtx, AGL_BUFFER_RECT, b);
#endif //GHOST_DRAW_CARBON_GUTTER
        }
        else {
            succeeded = GHOST_kFailure;
        }
    }
    return succeeded;
}


GHOST_TSuccess GHOST_WindowCarbon::installDrawingContext(GHOST_TDrawingContextType type)
{
    GHOST_TSuccess success = GHOST_kFailure;
    switch (type) {
        case GHOST_kDrawingContextTypeOpenGL:
            {
            if (!getValid()) break;
            
            AGLPixelFormat pixelFormat;
            if (!m_fullScreen) {
                pixelFormat = ::aglChoosePixelFormat(0, 0, sPreferredFormatWindow);
                m_aglCtx = ::aglCreateContext(pixelFormat, s_firstaglCtx);
                if (!m_aglCtx) break;
                if (!s_firstaglCtx) s_firstaglCtx = m_aglCtx;
                 success = ::aglSetDrawable(m_aglCtx, m_grafPtr) == GL_TRUE ? GHOST_kSuccess : GHOST_kFailure;
            }
            else {
                //GHOST_PRINT("GHOST_WindowCarbon::installDrawingContext(): init full-screen OpenGL\n");
GDHandle device=::GetMainDevice();pixelFormat=::aglChoosePixelFormat(&device,1,sPreferredFormatFullScreen);
                m_aglCtx = ::aglCreateContext(pixelFormat, 0);
                if (!m_aglCtx) break;
                if (!s_firstaglCtx) s_firstaglCtx = m_aglCtx;
                //GHOST_PRINT("GHOST_WindowCarbon::installDrawingContext(): created OpenGL context\n");
                //::CGGetActiveDisplayList(0, NULL, &m_numDisplays)
                success = ::aglSetFullScreen(m_aglCtx, m_fullScreenWidth, m_fullScreenHeight, 75, 0) == GL_TRUE ? GHOST_kSuccess : GHOST_kFailure;
                /*
                if (success == GHOST_kSuccess) {
                    GHOST_PRINT("GHOST_WindowCarbon::installDrawingContext(): init full-screen OpenGL succeeded\n");
                }
                else {
                    GHOST_PRINT("GHOST_WindowCarbon::installDrawingContext(): init full-screen OpenGL failed\n");
                }
                */
            }
            ::aglDestroyPixelFormat(pixelFormat);
            }
            break;
        
        case GHOST_kDrawingContextTypeNone:
            success = GHOST_kSuccess;
            break;
        
        default:
            break;
    }
    return success;
}


GHOST_TSuccess GHOST_WindowCarbon::removeDrawingContext()
{
    GHOST_TSuccess success = GHOST_kFailure;
    switch (m_drawingContextType) {
        case GHOST_kDrawingContextTypeOpenGL:
            if (m_aglCtx) {
                aglSetCurrentContext(NULL);
                aglSetDrawable(m_aglCtx, NULL);
                //aglDestroyContext(m_aglCtx);
                if (s_firstaglCtx == m_aglCtx) s_firstaglCtx = NULL;
                success = ::aglDestroyContext(m_aglCtx) == GL_TRUE ? GHOST_kSuccess : GHOST_kFailure;
                m_aglCtx = 0;
            }
            break;
        case GHOST_kDrawingContextTypeNone:
            success = GHOST_kSuccess;
            break;
        default:
            break;
    }
    return success;
}


GHOST_TSuccess GHOST_WindowCarbon::invalidate()
{
    GHOST_ASSERT(getValid(), "GHOST_WindowCarbon::invalidate(): window invalid")
    if (!m_fullScreen) {
        Rect rect;
        ::GetPortBounds(m_grafPtr, &rect);
        ::InvalWindowRect(m_windowRef, &rect);
    }
    else {
        //EventRef event;
        //OSStatus status = ::CreateEvent(NULL, kEventClassWindow, kEventWindowUpdate, 0, 0, &event);
        //GHOST_PRINT("GHOST_WindowCarbon::invalidate(): created event " << status << " \n");
        //status = ::SetEventParameter(event, kEventParamDirectObject, typeWindowRef, sizeof(WindowRef), this);
        //GHOST_PRINT("GHOST_WindowCarbon::invalidate(): set event parameter " << status << " \n");
        //status = ::PostEventToQueue(::GetMainEventQueue(), event, kEventPriorityStandard);
        //status = ::SendEventToEventTarget(event, ::GetApplicationEventTarget());
        //GHOST_PRINT("GHOST_WindowCarbon::invalidate(): added event to queue " << status << " \n");
        m_fullScreenDirty = true;
    }
    return GHOST_kSuccess;
}


void GHOST_WindowCarbon::gen2mac(const STR_String& in, Str255 out) const
{
    STR_String tempStr  = in;
    int num = tempStr.Length();
    if (num > 255) num = 255;
    ::memcpy(out+1, tempStr.Ptr(), num);
    out[0] = num;
}


void GHOST_WindowCarbon::mac2gen(const Str255 in, STR_String& out) const
{
    char tmp[256];
    ::memcpy(tmp, in+1, in[0]);
    tmp[in[0]] = '\0';
    out = tmp;
}

void GHOST_WindowCarbon::loadCursor(bool visible, GHOST_TStandardCursor cursor) const
{
    static bool systemCursorVisible = true;
    
    if (visible != systemCursorVisible) {
        if (visible) {
            ::ShowCursor();
            systemCursorVisible = true;
        }
        else {
            ::HideCursor();
            systemCursorVisible = false;
        }
    }

    if (cursor == GHOST_kStandardCursorCustom && m_customCursor) {
        ::SetCursor( m_customCursor );
    } else {
        int carbon_cursor;
    
#define GCMAP(ghostCursor, carbonCursor)    case ghostCursor: carbon_cursor = carbonCursor; break
        switch (cursor) {
        default:
        GCMAP( GHOST_kStandardCursorDefault,                kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorRightArrow,             kThemeAliasArrowCursor);
        GCMAP( GHOST_kStandardCursorLeftArrow,              kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorInfo,                   kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorDestroy,                kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorHelp,                   kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorCycle,                  kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorSpray,                  kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorWait,                   kThemeWatchCursor);
        GCMAP( GHOST_kStandardCursorText,                   kThemeIBeamCursor);
        GCMAP( GHOST_kStandardCursorCrosshair,              kThemeCrossCursor);
        GCMAP( GHOST_kStandardCursorUpDown,                 kThemeClosedHandCursor);
        GCMAP( GHOST_kStandardCursorLeftRight,              kThemeClosedHandCursor);
        GCMAP( GHOST_kStandardCursorTopSide,                kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorBottomSide,             kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorLeftSide,               kThemeResizeLeftCursor);
        GCMAP( GHOST_kStandardCursorRightSide,              kThemeResizeRightCursor);
        GCMAP( GHOST_kStandardCursorTopLeftCorner,          kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorTopRightCorner,         kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorBottomRightCorner,      kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorBottomLeftCorner,       kThemeArrowCursor);
        GCMAP( GHOST_kStandardCursorCopy,                   kThemeCopyArrowCursor);
        };
#undef GCMAP

        ::SetThemeCursor(carbon_cursor);
    }
}


bool GHOST_WindowCarbon::getFullScreenDirty()
{
    return m_fullScreen && m_fullScreenDirty;
}


GHOST_TSuccess GHOST_WindowCarbon::setWindowCursorVisibility(bool visible)
{
    if (::FrontWindow() == m_windowRef) {
        loadCursor(visible, getCursorShape());
    }
    
    return GHOST_kSuccess;
}
    
GHOST_TSuccess GHOST_WindowCarbon::setWindowCursorShape(GHOST_TStandardCursor shape)
{
    if (m_customCursor) {
        delete m_customCursor;
        m_customCursor = 0;
    }

    if (::FrontWindow() == m_windowRef) {
        loadCursor(getCursorVisibility(), shape);
    }
    
    return GHOST_kSuccess;
}

#if 0

static GHOST_TUns8 uns8ReverseBits(GHOST_TUns8 ch)
{
    ch= ((ch>>1)&0x55) | ((ch<<1)&0xAA);
    ch= ((ch>>2)&0x33) | ((ch<<2)&0xCC);
    ch= ((ch>>4)&0x0F) | ((ch<<4)&0xF0);
    return ch;
}
#endif


static GHOST_TUns16 uns16ReverseBits(GHOST_TUns16 shrt)
{
    shrt= ((shrt>>1)&0x5555) | ((shrt<<1)&0xAAAA);
    shrt= ((shrt>>2)&0x3333) | ((shrt<<2)&0xCCCC);
    shrt= ((shrt>>4)&0x0F0F) | ((shrt<<4)&0xF0F0);
    shrt= ((shrt>>8)&0x00FF) | ((shrt<<8)&0xFF00);
    return shrt;
}

GHOST_TSuccess GHOST_WindowCarbon::setWindowCustomCursorShape(GHOST_TUns8 *bitmap, GHOST_TUns8 *mask,
                    int sizex, int sizey, int hotX, int hotY, int fg_color, int bg_color)
{
    int y;
    
    if (m_customCursor) {
        delete m_customCursor;
        m_customCursor = 0;
    }
    
    m_customCursor = new Cursor;
    if (!m_customCursor) return GHOST_kFailure;
    
    for (y=0; y<16; y++) {
#if !defined(__LITTLE_ENDIAN__)
        m_customCursor->data[y] = uns16ReverseBits((bitmap[2*y]<<0) | (bitmap[2*y+1]<<8));
        m_customCursor->mask[y] = uns16ReverseBits((mask[2*y]<<0) | (mask[2*y+1]<<8));
#else
        m_customCursor->data[y] = uns16ReverseBits((bitmap[2*y+1]<<0) | (bitmap[2*y]<<8));
        m_customCursor->mask[y] = uns16ReverseBits((mask[2*y+1]<<0) | (mask[2*y]<<8));
#endif
            
    }
    
    m_customCursor->hotSpot.h = hotX;
    m_customCursor->hotSpot.v = hotY;
    
    if (::FrontWindow() == m_windowRef) {
        loadCursor(getCursorVisibility(), GHOST_kStandardCursorCustom);
    }
    
    return GHOST_kSuccess;
}

GHOST_TSuccess GHOST_WindowCarbon::setWindowCustomCursorShape(GHOST_TUns8 bitmap[16][2], 
                                                GHOST_TUns8 mask[16][2], int hotX, int hotY)
{
    return setWindowCustomCursorShape((GHOST_TUns8*)bitmap, (GHOST_TUns8*) mask, 16, 16, hotX, hotY, 0, 1);
}


void GHOST_WindowCarbon::setMac_windowState(short value)
{
    mac_windowState = value;
}

short GHOST_WindowCarbon::getMac_windowState()
{
    return mac_windowState;
}