diff options
Diffstat (limited to 'generic/tkBitmap.c')
| -rw-r--r-- | generic/tkBitmap.c | 133 |
1 files changed, 82 insertions, 51 deletions
diff --git a/generic/tkBitmap.c b/generic/tkBitmap.c index 09545d6..675a42a 100644 --- a/generic/tkBitmap.c +++ b/generic/tkBitmap.c @@ -108,6 +108,7 @@ static void BitmapInit(TkDisplay *dispPtr); static void DupBitmapObjProc(Tcl_Obj *srcObjPtr, Tcl_Obj *dupObjPtr); static void FreeBitmap(TkBitmap *bitmapPtr); +static void FreeBitmapObj(Tcl_Obj *objPtr); static void FreeBitmapObjProc(Tcl_Obj *objPtr); static TkBitmap * GetBitmap(Tcl_Interp *interp, Tk_Window tkwin, const char *name); @@ -120,7 +121,7 @@ static void InitBitmapObj(Tcl_Obj *objPtr); * field of the Tcl_Obj points to a TkBitmap object. */ -Tcl_ObjType tkBitmapObjType = { +const Tcl_ObjType tkBitmapObjType = { "bitmap", /* name */ FreeBitmapObjProc, /* freeIntRepProc */ DupBitmapObjProc, /* dupIntRepProc */ @@ -166,7 +167,7 @@ Tk_AllocBitmapFromObj( if (objPtr->typePtr != &tkBitmapObjType) { InitBitmapObj(objPtr); } - bitmapPtr = (TkBitmap *) objPtr->internalRep.twoPtrValue.ptr1; + bitmapPtr = objPtr->internalRep.twoPtrValue.ptr1; /* * If the object currently points to a TkBitmap, see if it's the one we @@ -180,7 +181,7 @@ Tk_AllocBitmapFromObj( * longer in use. Clear the reference. */ - FreeBitmapObjProc(objPtr); + FreeBitmapObj(objPtr); bitmapPtr = NULL; } else if ((Tk_Display(tkwin) == bitmapPtr->display) && (Tk_ScreenNumber(tkwin) == bitmapPtr->screenNum)) { @@ -196,16 +197,16 @@ Tk_AllocBitmapFromObj( */ if (bitmapPtr != NULL) { - TkBitmap *firstBitmapPtr = (TkBitmap *) - Tcl_GetHashValue(bitmapPtr->nameHashPtr); - FreeBitmapObjProc(objPtr); + TkBitmap *firstBitmapPtr = Tcl_GetHashValue(bitmapPtr->nameHashPtr); + + FreeBitmapObj(objPtr); for (bitmapPtr = firstBitmapPtr; bitmapPtr != NULL; bitmapPtr = bitmapPtr->nextPtr) { if ((Tk_Display(tkwin) == bitmapPtr->display) && (Tk_ScreenNumber(tkwin) == bitmapPtr->screenNum)) { bitmapPtr->resourceRefCount++; bitmapPtr->objRefCount++; - objPtr->internalRep.twoPtrValue.ptr1 = (void *) bitmapPtr; + objPtr->internalRep.twoPtrValue.ptr1 = bitmapPtr; return bitmapPtr->bitmap; } } @@ -216,7 +217,7 @@ Tk_AllocBitmapFromObj( */ bitmapPtr = GetBitmap(interp, tkwin, Tcl_GetString(objPtr)); - objPtr->internalRep.twoPtrValue.ptr1 = (void *) bitmapPtr; + objPtr->internalRep.twoPtrValue.ptr1 = bitmapPtr; if (bitmapPtr == NULL) { return None; } @@ -306,7 +307,7 @@ GetBitmap( Pixmap bitmap; int isNew, width, height, dummy2; TkDisplay *dispPtr = ((TkWindow *) tkwin)->dispPtr; - ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + ThreadSpecificData *tsdPtr = Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); if (!dispPtr->bitmapInit) { @@ -316,11 +317,11 @@ GetBitmap( nameHashPtr = Tcl_CreateHashEntry(&dispPtr->bitmapNameTable, string, &isNew); if (!isNew) { - existingBitmapPtr = (TkBitmap *) Tcl_GetHashValue(nameHashPtr); + existingBitmapPtr = Tcl_GetHashValue(nameHashPtr); for (bitmapPtr = existingBitmapPtr; bitmapPtr != NULL; bitmapPtr = bitmapPtr->nextPtr) { - if ( (Tk_Display(tkwin) == bitmapPtr->display) && - (Tk_ScreenNumber(tkwin) == bitmapPtr->screenNum) ) { + if ((Tk_Display(tkwin) == bitmapPtr->display) && + (Tk_ScreenNumber(tkwin) == bitmapPtr->screenNum)) { bitmapPtr->resourceRefCount++; return bitmapPtr; } @@ -389,7 +390,7 @@ GetBitmap( goto error; } } else { - predefPtr = (TkPredefBitmap *) Tcl_GetHashValue(predefHashPtr); + predefPtr = Tcl_GetHashValue(predefHashPtr); width = predefPtr->width; height = predefPtr->height; if (predefPtr->native) { @@ -410,7 +411,7 @@ GetBitmap( * Add information about this bitmap to our database. */ - bitmapPtr = (TkBitmap *) ckalloc(sizeof(TkBitmap)); + bitmapPtr = ckalloc(sizeof(TkBitmap)); bitmapPtr->bitmap = bitmap; bitmapPtr->width = width; bitmapPtr->height = height; @@ -457,7 +458,7 @@ GetBitmap( */ int -Tk_DefineBitmap( +Tk_OldDefineBitmap( Tcl_Interp *interp, /* Interpreter to use for error reporting. */ const char *name, /* Name to use for bitmap. Must not already be * defined as a bitmap. */ @@ -465,10 +466,22 @@ Tk_DefineBitmap( int width, /* Width of bitmap. */ int height) /* Height of bitmap. */ { + return Tk_DefineBitmap(interp, name, source, width, height); +} + +int +Tk_DefineBitmap( + Tcl_Interp *interp, /* Interpreter to use for error reporting. */ + const char *name, /* Name to use for bitmap. Must not already be + * defined as a bitmap. */ + const void *source, /* Address of bits for bitmap. */ + int width, /* Width of bitmap. */ + int height) /* Height of bitmap. */ +{ int isNew; Tcl_HashEntry *predefHashPtr; TkPredefBitmap *predefPtr; - ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + ThreadSpecificData *tsdPtr = Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); /* @@ -490,7 +503,7 @@ Tk_DefineBitmap( NULL); return TCL_ERROR; } - predefPtr = (TkPredefBitmap *) ckalloc(sizeof(TkPredefBitmap)); + predefPtr = ckalloc(sizeof(TkPredefBitmap)); predefPtr->source = source; predefPtr->width = width; predefPtr->height = height; @@ -533,7 +546,7 @@ Tk_NameOfBitmap( if (idHashPtr == NULL) { goto unknown; } - bitmapPtr = (TkBitmap *) Tcl_GetHashValue(idHashPtr); + bitmapPtr = Tcl_GetHashValue(idHashPtr); return bitmapPtr->nameHashPtr->key.string; } @@ -575,7 +588,7 @@ Tk_SizeOfBitmap( if (idHashPtr == NULL) { goto unknownBitmap; } - bitmapPtr = (TkBitmap *) Tcl_GetHashValue(idHashPtr); + bitmapPtr = Tcl_GetHashValue(idHashPtr); *widthPtr = bitmapPtr->width; *heightPtr = bitmapPtr->height; } @@ -612,7 +625,7 @@ FreeBitmap( Tk_FreePixmap(bitmapPtr->display, bitmapPtr->bitmap); Tcl_DeleteHashEntry(bitmapPtr->idHashPtr); - prevPtr = (TkBitmap *) Tcl_GetHashValue(bitmapPtr->nameHashPtr); + prevPtr = Tcl_GetHashValue(bitmapPtr->nameHashPtr); if (prevPtr == bitmapPtr) { if (bitmapPtr->nextPtr == NULL) { Tcl_DeleteHashEntry(bitmapPtr->nameHashPtr); @@ -626,7 +639,7 @@ FreeBitmap( prevPtr->nextPtr = bitmapPtr->nextPtr; } if (bitmapPtr->objRefCount == 0) { - ckfree((char *) bitmapPtr); + ckfree(bitmapPtr); } } @@ -664,7 +677,7 @@ Tk_FreeBitmap( if (idHashPtr == NULL) { Tcl_Panic("Tk_FreeBitmap received unknown bitmap argument"); } - FreeBitmap((TkBitmap *) Tcl_GetHashValue(idHashPtr)); + FreeBitmap(Tcl_GetHashValue(idHashPtr)); } /* @@ -700,7 +713,7 @@ Tk_FreeBitmapFromObj( /* *--------------------------------------------------------------------------- * - * FreeBitmapObjProc -- + * FreeBitmapObjProc, FreeBitmapObj -- * * This proc is called to release an object reference to a bitmap. * Called when the object's internal rep is released or when the cached @@ -720,13 +733,21 @@ static void FreeBitmapObjProc( Tcl_Obj *objPtr) /* The object we are releasing. */ { - TkBitmap *bitmapPtr = (TkBitmap *) objPtr->internalRep.twoPtrValue.ptr1; + FreeBitmapObj(objPtr); + objPtr->typePtr = NULL; +} + +static void +FreeBitmapObj( + Tcl_Obj *objPtr) /* The object we are releasing. */ +{ + TkBitmap *bitmapPtr = objPtr->internalRep.twoPtrValue.ptr1; if (bitmapPtr != NULL) { bitmapPtr->objRefCount--; if ((bitmapPtr->objRefCount == 0) && (bitmapPtr->resourceRefCount == 0)) { - ckfree((char *) bitmapPtr); + ckfree(bitmapPtr); } objPtr->internalRep.twoPtrValue.ptr1 = NULL; } @@ -755,10 +776,10 @@ DupBitmapObjProc( Tcl_Obj *srcObjPtr, /* The object we are copying from. */ Tcl_Obj *dupObjPtr) /* The object we are copying to. */ { - TkBitmap *bitmapPtr = (TkBitmap *) srcObjPtr->internalRep.twoPtrValue.ptr1; + TkBitmap *bitmapPtr = srcObjPtr->internalRep.twoPtrValue.ptr1; dupObjPtr->typePtr = srcObjPtr->typePtr; - dupObjPtr->internalRep.twoPtrValue.ptr1 = (void *) bitmapPtr; + dupObjPtr->internalRep.twoPtrValue.ptr1 = bitmapPtr; if (bitmapPtr != NULL) { bitmapPtr->objRefCount++; @@ -793,19 +814,29 @@ DupBitmapObjProc( /* ARGSUSED */ Pixmap -Tk_GetBitmapFromData( +Tk_OldGetBitmapFromData( Tcl_Interp *interp, /* Interpreter to use for error reporting. */ Tk_Window tkwin, /* Window in which bitmap will be used. */ const char *source, /* Bitmap data for bitmap shape. */ int width, int height) /* Dimensions of bitmap. */ { + return Tk_GetBitmapFromData(interp, tkwin, source, width, height); +} + +Pixmap +Tk_GetBitmapFromData( + Tcl_Interp *interp, /* Interpreter to use for error reporting. */ + Tk_Window tkwin, /* Window in which bitmap will be used. */ + const void *source, /* Bitmap data for bitmap shape. */ + int width, int height) /* Dimensions of bitmap. */ +{ DataKey nameKey; Tcl_HashEntry *dataHashPtr; int isNew; char string[16 + TCL_INTEGER_SPACE]; char *name; TkDisplay *dispPtr = ((TkWindow *) tkwin)->dispPtr; - ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + ThreadSpecificData *tsdPtr = Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); if (!tsdPtr->initialized) { @@ -818,7 +849,7 @@ Tk_GetBitmapFromData( dataHashPtr = Tcl_CreateHashEntry(&dispPtr->bitmapDataTable, (char *) &nameKey, &isNew); if (!isNew) { - name = (char *) Tcl_GetHashValue(dataHashPtr); + name = Tcl_GetHashValue(dataHashPtr); } else { dispPtr->bitmapAutoNumber++; sprintf(string, "_tk%d", dispPtr->bitmapAutoNumber); @@ -896,14 +927,14 @@ GetBitmapFromObj( InitBitmapObj(objPtr); } - bitmapPtr = (TkBitmap *) objPtr->internalRep.twoPtrValue.ptr1; + bitmapPtr = objPtr->internalRep.twoPtrValue.ptr1; if (bitmapPtr != NULL) { if ((bitmapPtr->resourceRefCount > 0) && (Tk_Display(tkwin) == bitmapPtr->display)) { return bitmapPtr; } hashPtr = bitmapPtr->nameHashPtr; - FreeBitmapObjProc(objPtr); + FreeBitmapObj(objPtr); } else { hashPtr = Tcl_FindHashEntry(&dispPtr->bitmapNameTable, Tcl_GetString(objPtr)); @@ -917,10 +948,10 @@ GetBitmapFromObj( * more TkBitmap structures. See if any of them will work. */ - for (bitmapPtr = (TkBitmap *) Tcl_GetHashValue(hashPtr); - bitmapPtr != NULL; bitmapPtr = bitmapPtr->nextPtr) { + for (bitmapPtr = Tcl_GetHashValue(hashPtr); bitmapPtr != NULL; + bitmapPtr = bitmapPtr->nextPtr) { if (Tk_Display(tkwin) == bitmapPtr->display) { - objPtr->internalRep.twoPtrValue.ptr1 = (void *) bitmapPtr; + objPtr->internalRep.twoPtrValue.ptr1 = bitmapPtr; bitmapPtr->objRefCount++; return bitmapPtr; } @@ -965,7 +996,7 @@ InitBitmapObj( Tcl_GetString(objPtr); typePtr = objPtr->typePtr; if ((typePtr != NULL) && (typePtr->freeIntRepProc != NULL)) { - (*typePtr->freeIntRepProc)(objPtr); + typePtr->freeIntRepProc(objPtr); } objPtr->typePtr = &tkBitmapObjType; objPtr->internalRep.twoPtrValue.ptr1 = NULL; @@ -997,7 +1028,7 @@ BitmapInit( * or NULL if unavailable. */ { Tcl_Interp *dummy; - ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + ThreadSpecificData *tsdPtr = Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); /* @@ -1010,25 +1041,25 @@ BitmapInit( dummy = Tcl_CreateInterp(); Tcl_InitHashTable(&tsdPtr->predefBitmapTable, TCL_STRING_KEYS); - Tk_DefineBitmap(dummy, "error", (char *) error_bits, + Tk_DefineBitmap(dummy, "error", error_bits, error_width, error_height); - Tk_DefineBitmap(dummy, "gray75", (char *) gray75_bits, + Tk_DefineBitmap(dummy, "gray75", gray75_bits, gray75_width, gray75_height); - Tk_DefineBitmap(dummy, "gray50", (char *) gray50_bits, + Tk_DefineBitmap(dummy, "gray50", gray50_bits, gray50_width, gray50_height); - Tk_DefineBitmap(dummy, "gray25", (char *) gray25_bits, + Tk_DefineBitmap(dummy, "gray25", gray25_bits, gray25_width, gray25_height); - Tk_DefineBitmap(dummy, "gray12", (char *) gray12_bits, + Tk_DefineBitmap(dummy, "gray12", gray12_bits, gray12_width, gray12_height); - Tk_DefineBitmap(dummy, "hourglass", (char *) hourglass_bits, + Tk_DefineBitmap(dummy, "hourglass", hourglass_bits, hourglass_width, hourglass_height); - Tk_DefineBitmap(dummy, "info", (char *) info_bits, + Tk_DefineBitmap(dummy, "info", info_bits, info_width, info_height); - Tk_DefineBitmap(dummy, "questhead", (char *) questhead_bits, + Tk_DefineBitmap(dummy, "questhead", questhead_bits, questhead_width, questhead_height); - Tk_DefineBitmap(dummy, "question", (char *) question_bits, + Tk_DefineBitmap(dummy, "question", question_bits, question_width, question_height); - Tk_DefineBitmap(dummy, "warning", (char *) warning_bits, + Tk_DefineBitmap(dummy, "warning", warning_bits, warning_width, warning_height); TkpDefineNativeBitmaps(); @@ -1089,7 +1120,7 @@ TkReadBitmapFile( { char *data; - data = TkGetBitmapData(NULL, NULL, (char *) filename, + data = TkGetBitmapData(NULL, NULL, filename, (int *) width_return, (int *) height_return, x_hot_return, y_hot_return); if (data == NULL) { @@ -1125,7 +1156,7 @@ Tcl_Obj * TkDebugBitmap( Tk_Window tkwin, /* The window in which the bitmap will be used * (not currently used). */ - char *name) /* Name of the desired color. */ + const char *name) /* Name of the desired color. */ { TkBitmap *bitmapPtr; Tcl_HashEntry *hashPtr; @@ -1135,7 +1166,7 @@ TkDebugBitmap( resultPtr = Tcl_NewObj(); hashPtr = Tcl_FindHashEntry(&dispPtr->bitmapNameTable, name); if (hashPtr != NULL) { - bitmapPtr = (TkBitmap *) Tcl_GetHashValue(hashPtr); + bitmapPtr = Tcl_GetHashValue(hashPtr); if (bitmapPtr == NULL) { Tcl_Panic("TkDebugBitmap found empty hash table entry"); } @@ -1175,7 +1206,7 @@ TkDebugBitmap( Tcl_HashTable * TkGetBitmapPredefTable(void) { - ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + ThreadSpecificData *tsdPtr = Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); return &tsdPtr->predefBitmapTable; |