// Gets the current mask if any.
// If no mask exists then create one using fOn and fNoUndo.
// bCreated is TRUE if a new mask was created.
LPMASK CImage::GetMaskEx(BOOL fOn, BOOL fNoUndo, LPINT bCreated, LPRECT lpUpdateRect)
{
LPMASK lpMask;
LPFRAME lpFrame;
FRMTYPEINFO TypeInfo;
FRMDATATYPE FrameType = FDT_GRAYSCALE;
AstralSetRectEmpty(lpUpdateRect);
if (lpMask = GetMask())
{
if (bCreated)
*bCreated = FALSE;
return(lpMask);
}
lpFrame = GetBaseEditFrame();
FrameGetTypeInfo(lpFrame, &TypeInfo);
if (TypeInfo.DataType == FDT_LINEART && Mask.OneBitMask)
FrameType = FDT_LINEART;
if (!(lpMask = MaskCreate(NULL, FrameXSize(lpFrame),
FrameYSize(lpFrame),
fOn,
fNoUndo, FrameType)))
{
Message( IDS_EMEMALLOC );
return(NULL);
}
// sync up the resolution of the image data and the mask
// don't ever rely on the mask's resolution being correct
// cause other size can change the image data resolution
// without changing the mask's resolution. Also, there are
// other places the mask gets created without syncing up
// the resolution. I am doing it here so we can begin
// to track it correctly (Ted)
FrameSetResolution(AlphaGetEditFrame(lpMask), FrameResolution(lpFrame));
if (bCreated)
*bCreated = TRUE;
if (!Control.UseMaskAndObjects)
GetObjectMarqueeRect(this, lpUpdateRect);
SetMask(lpMask);
return(lpMask);
}
void CImage::EditUndo( BOOL fEditUndo, BOOL fMaskUndo,
LPUPDATE_TYPE lpUpdateType, LPRECT lpUpdateRect)
{
RECT rUndo, rUndoMask, rTemp;
LPOBJECT lpBase, lpObject, lpNext;
BOOL fNewSize, fSetupMiniViews, fRemoveMarquee, fUndoDelete, fColorMapChanged;
BOOL fUndoAlpha, fUndoData;
int nDeleted;
LPMASK lpMask;
EDIT_TARGET Target;
AstralSetRectEmpty(lpUpdateRect);
// Initialize things for updating the display
fNewSize = fSetupMiniViews = fUndoDelete = fColorMapChanged = NO;
AstralSetRectEmpty(&rUndo);
AstralSetRectEmpty(&rUndoMask);
// loop through objects doing undo
lpBase = GetBase();
lpObject = NULL;
// get the target of the last edit
Target = EditTarget;
while (lpObject = GetNextObject(lpObject, NO, NO, fEditUndo))
{
// See if this is an object we are undoing
if (fEditUndo)
{
// check for special undo processing of a deleted object
if (lpObject->fDeleted)
continue; // do no undo processing for a deleted object
// {
// if (Control.UndoObjects && !IsSelectedObject(lpBase))
// continue;
// }
else
// if target is not the entire image and we are in undo
// object mode and the object is not selected then
// skip this object
if (Target != ET_ALLOBJECTS && Control.UndoObjects && !IsSelectedObject(lpObject))
continue;
}
// Only handle mask undo for the base object
if (fMaskUndo)
{
if (lpObject != lpBase || lpObject->fBothDirty ||
!lpObject->AlphaDirty)
continue;
}
fUndoData = fUndoAlpha = NO;
// Do preprocess for doing a data undo
if (fEditUndo)
{
if (lpObject->DataDirty)
fUndoData = YES;
// See if we need to undo the alpha for this object
if ((lpObject != lpBase) && lpObject->lpAlpha && lpObject->AlphaDirty)
fUndoAlpha = YES;
if (!fUndoData && !fUndoAlpha)
continue;
// check to see and undoing/redoing deleted objects will change
// the select state, if so undraw the object marquee
if (lpObject == lpBase &&
lpObject->DataUndoType & UT_DELETEOBJECTS)
{
fUndoDelete = YES;
fRemoveMarquee = NO;
nDeleted = 0;
lpNext = lpObject;
while (lpNext = GetNextObject(lpNext, YES, NO, YES))
{
if (lpNext->fUndoDeleted)
++nDeleted;
else
if (lpNext->fDeleted && lpNext->fSelected)
{
fRemoveMarquee = YES;
break;
}
}
if (GetSelObject(NULL) == lpBase && !fRemoveMarquee)
{
if (CountObjects() - nDeleted <= 1)
fRemoveMarquee = YES;
}
if (fRemoveMarquee)
{
GetObjectMarqueeRect(this, &rTemp);
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rTemp);
}
}
}
else // fMaskUndo
if (!lpObject->AlphaDirty)
continue;
else
fUndoAlpha = YES;
// do a preprocess for undoing the mask caused either by
// a mask undo or by an edit function that also edits the mask
if (((lpObject == lpBase) && fEditUndo && lpObject->fBothDirty) ||
fMaskUndo)
{
if ( lpObject->AlphaUndoType & (UT_CREATEMASK|UT_DELETEMASK) )
{
// if the undo is going to delete the mask,
// we need to undraw the mask
if (GetMask())
{
GetMaskMarqueeRect(this, &rTemp);
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rTemp);
if (GetMaskUpdateRect(YES, NO, &rTemp))
AstralUnionRect(&rUndoMask, &rUndoMask, &rTemp);
}
// if the undo is going to create the mask,
// we need to undraw the object marquees if
// not in mask and object marquee mode
else
{
if (!Control.UseMaskAndObjects)
{
GetObjectMarqueeRect(this, &rTemp);
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rTemp);
}
}
}
}
// Actually do the undo
ObjEditUndo(lpObject, fUndoData, fUndoAlpha);
// do a postprocess for undoing the mask
if ((lpMask = GetMask()) &&
(((lpObject == lpBase) && fEditUndo && lpObject->fBothDirty) ||
fMaskUndo))
{
// if the undo is going to add the mask, we need to redraw the mask
if (lpObject->AlphaUndoType & (UT_CREATEMASK|UT_DELETEMASK) )
{
if (GetMaskUpdateRect(YES, NO, &rTemp))
AstralUnionRect(&rUndoMask, &rUndoMask, &rTemp);
}
else
// just redraw the undo area for the mask
AstralUnionRect(&rUndoMask, &rUndoMask, &lpMask->Pixmap.UndoRect);
}
// Setup rectangle for undoing deletion of objects
// Handled specially so that moved objects will still undo
// and redo properly
if (fEditUndo)
{
if (lpObject == lpBase &&
lpObject->DataUndoType & UT_DELETEOBJECTS)
{
lpNext = lpObject;
while (lpNext = GetNextObject(lpNext, YES, NO, YES))
{
if (lpNext->fDeleted || lpNext->fUndoDeleted)
AstralUnionRect(&rUndo, &rUndo, &lpNext->rObject);
}
fSetupMiniViews = YES;
}
if (lpObject->DataUndoType & UT_COLORMAP)
fColorMapChanged = YES;
if (lpObject->Pixmap.fNewFrame)
{
/* if new frame, cause window to be redisplayed */
if (lpObject == lpBase)
fNewSize = YES;
else
{
if (!fNewSize)
{
AstralUnionRect(&rUndo, &rUndo, &lpObject->rObject);
AstralUnionRect(&rUndo, &rUndo, &lpObject->rUndoObject);
}
}
}
else
{
AstralSetRectEmpty(&rTemp);
if (fUndoData)
AstralUnionRect(&rTemp, &rTemp, &lpObject->Pixmap.UndoRect);
if (fUndoAlpha)
AstralUnionRect(&rTemp, &rTemp,
&lpObject->lpAlpha->Pixmap.UndoRect);
if (rTemp.right >= rTemp.left)
{
if (!fNewSize)
{
OffsetRect(&rTemp, lpObject->rObject.left,
lpObject->rObject.top);
AstralUnionRect(&rUndo, &rUndo, &rTemp);
}
}
if( lpObject->DataUndoType & UT_OBJECTRECT )
{
AstralUnionRect( &rUndo, &rUndo, &lpObject->rObject );
AstralUnionRect( &rUndo, &rUndo, &lpObject->rUndoObject );
}
}
}
}
// now redisplay whatever changes are necessary for the undo
if (fColorMapChanged)
{
ImgColorMapChanged(this);
*lpUpdateType |= UT_DATATYPE;
}
if (fNewSize)
{
*lpUpdateType |= UT_DATATYPE;
if (lpBase->Pixmap.UndoFrame)
{
if ((FrameXSize(lpBase->Pixmap.UndoFrame) ==
FrameXSize(lpBase->Pixmap.EditFrame)) &&
(FrameYSize(lpBase->Pixmap.UndoFrame) ==
FrameYSize(lpBase->Pixmap.EditFrame)))
fNewSize = NO;
}
if (fNewSize)
*lpUpdateType |= UT_SIZE;
else
{
int dx, dy;
GetInfo(&dx, &dy, NULL, NULL);
SetRect(lpUpdateRect, 0, 0, dx-1, dy-1);
}
}
else
{
if (!AstralIsRectEmpty(lpUpdateRect))
*lpUpdateType |= UT_ACTIVEAREA;
if (rUndoMask.right >= rUndoMask.left)
{
*lpUpdateType |= UT_ACTIVEAREA;
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rUndoMask);
}
if (rUndo.right >= rUndo.left)
{
*lpUpdateType |= UT_AREA;
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rUndo);
}
}
}
BOOL CImage::CombineObjects(BOOL fNoUndo, BOOL fCreateMask,
BOOL fForceIt, ITEMID idDirty, LPRECT lpUpdateRect)
{
LPOBJECT lpBase, lpObject;
int iWidth, iHeight, depth, y, iImageWidth, iImageHeight;
LPTR lpDataBuf, lpMaskPtr;
RECT rFloaters, rMask, rTemp;
BOOL fNewMask;
LPMASK lpMask;
UNDO_TYPE UndoType;
AstralSetRectEmpty(lpUpdateRect);
// get rectangle for all floating objects
if (!GetFloatingObjectsRect(&rFloaters))
return(FALSE);
// Get base object
lpBase = GetBase();
// get pixmap information
PixmapGetInfo(&lpBase->Pixmap, PMT_EDIT, &iImageWidth, &iImageHeight, &depth, NULL);
BoundRect(&rFloaters, 0, 0, iImageWidth-1, iImageHeight-1);
iWidth = RectWidth(&rFloaters);
iHeight = RectHeight(&rFloaters);
// allocate buffer for alpha channel combining
if (!(lpDataBuf = Alloc((long)iWidth*depth)))
{
Message(IDS_EMEMALLOC);
return(FALSE);
}
lpMask = NULL;
if (fCreateMask)
{
lpMask = GetMaskEx(OFF, Control.NoUndo, &fNewMask, &rTemp);
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rTemp);
}
// do it to it
ProgressBegin(lpMask != NULL ? 2 : 1, idDirty-IDS_UNDOFIRST+IDS_PROGFIRST);
if (!fNoUndo)
{
UndoType = UT_DATA|UT_DELETEOBJECTS;
if (lpMask)
{
if (fNewMask)
UndoType |= UT_CREATEMASK;
else
UndoType |= UT_ALPHA;
}
if (!ImgEditInit(this, ET_OBJECT, UndoType, lpBase))
{
if (!fForceIt)
{
ProgressEnd();
FreeUp(lpDataBuf);
return(FALSE);
}
}
}
// do it to it
ProgressBegin(1, 0);
for (y = rFloaters.top; y <= rFloaters.bottom; ++y)
{
AstralClockCursor(y-rFloaters.top, iHeight, NO);
ImgGetLine(this, NULL, rFloaters.left, y, iWidth, lpDataBuf);
PixmapWrite(&lpBase->Pixmap, PMT_EDIT, rFloaters.left, y, iWidth,
lpDataBuf, iWidth);
}
ProgressEnd();
if (lpMask && (lpObject = GetNextObject(lpBase, YES, NO)))
{
ProgressBegin(1, 0);
for (y = rFloaters.top; y <= rFloaters.bottom; ++y)
{
AstralClockCursor(y-rFloaters.top, iHeight, NO);
lpMaskPtr = PixmapPtr(&lpMask->Pixmap, PMT_EDIT, rFloaters.left,
y, YES);
if (!lpMaskPtr)
continue;
ImgMaskLoad(this, lpObject, NULL,
rFloaters.left, y, iWidth, lpDataBuf, NO,
CR_OR, 0, 0);
CombineData(lpDataBuf, lpMaskPtr, iWidth, NO, CR_OR);
}
MaskRectUpdate(lpMask, &rMask);
ProgressEnd();
}
FreeUp(lpDataBuf);
GetObjectMarqueeRect(this, &rTemp);
AstralUnionRect(lpUpdateRect, lpUpdateRect, &rTemp);
lpObject = lpBase;
while (lpObject = GetNextObject(lpObject, YES, NO))
{
// always let undo stuff initialize this
// lpObject->fUndoDeleted = NO;
lpObject->fDeleted = YES;
}
//DeleteObjects((LPOBJECT)lpBase->lpNext, NO);
if (!fNoUndo)
ImgEditedObject(this, lpBase, idDirty, &rFloaters);
else
fChanged = YES;
//if ( Tool.hRibbon )
// SendMessage( Tool.hRibbon, WM_CONTROLENABLE, 0, 0L );
ProgressEnd();
//SetupMiniViews(NULL, NO);
return(TRUE);
}
