Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 1 | # This script generates a Python interface for an Apple Macintosh Manager. |
| 2 | # It uses the "bgen" package to generate C code. |
| 3 | # The function specifications are generated by scanning the mamager's header file, |
| 4 | # using the "scantools" package (customized for this particular manager). |
| 5 | |
| 6 | import string |
| 7 | |
| 8 | # Declarations that change for each manager |
| 9 | MACHEADERFILE = 'QuickDraw.h' # The Apple header file |
| 10 | MODNAME = 'Qd' # The name of the module |
| 11 | OBJECTNAME = 'Graf' # The basic name of the objects used here |
| 12 | |
| 13 | # The following is *usually* unchanged but may still require tuning |
| 14 | MODPREFIX = MODNAME # The prefix for module-wide routines |
| 15 | OBJECTTYPE = OBJECTNAME + 'Ptr' # The C type used to represent them |
| 16 | OBJECTPREFIX = MODPREFIX + 'Obj' # The prefix for object methods |
| 17 | INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner |
| 18 | EXTRAFILE = string.lower(MODPREFIX) + 'edit.py' # A similar file but hand-made |
| 19 | OUTPUTFILE = MODNAME + "module.c" # The file generated by this program |
| 20 | |
| 21 | from macsupport import * |
| 22 | |
| 23 | # Create the type objects |
| 24 | |
Guido van Rossum | e56db43 | 1995-03-19 22:49:50 +0000 | [diff] [blame] | 25 | class TextThingieClass(FixedInputBufferType): |
| 26 | def getargsCheck(self, name): |
| 27 | pass |
| 28 | |
| 29 | TextThingie = TextThingieClass(None) |
| 30 | |
| 31 | # These are temporary! |
Guido van Rossum | e56db43 | 1995-03-19 22:49:50 +0000 | [diff] [blame] | 32 | RgnHandle = OpaqueByValueType("RgnHandle", "ResObj") |
Jack Jansen | 425e9eb | 1995-12-12 15:02:03 +0000 | [diff] [blame] | 33 | OptRgnHandle = OpaqueByValueType("RgnHandle", "OptResObj") |
Guido van Rossum | e56db43 | 1995-03-19 22:49:50 +0000 | [diff] [blame] | 34 | PicHandle = OpaqueByValueType("PicHandle", "ResObj") |
| 35 | PolyHandle = OpaqueByValueType("PolyHandle", "ResObj") |
| 36 | PixMapHandle = OpaqueByValueType("PixMapHandle", "ResObj") |
| 37 | PixPatHandle = OpaqueByValueType("PixPatHandle", "ResObj") |
Jack Jansen | 54c8f7e | 1995-11-14 10:46:01 +0000 | [diff] [blame] | 38 | PatHandle = OpaqueByValueType("PatHandle", "ResObj") |
| 39 | CursHandle = OpaqueByValueType("CursHandle", "ResObj") |
Jack Jansen | 69b43ed | 1997-08-15 14:35:54 +0000 | [diff] [blame] | 40 | CCrsrHandle = OpaqueByValueType("CCrsrHandle", "ResObj") |
| 41 | CIconHandle = OpaqueByValueType("CIconHandle", "ResObj") |
| 42 | CTabHandle = OpaqueByValueType("CTabHandle", "ResObj") |
| 43 | ITabHandle = OpaqueByValueType("ITabHandle", "ResObj") |
| 44 | GDHandle = OpaqueByValueType("GDHandle", "ResObj") |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 45 | CGrafPtr = OpaqueByValueType("CGrafPtr", "GrafObj") |
| 46 | GrafPtr = OpaqueByValueType("GrafPtr", "GrafObj") |
Jack Jansen | 41058c0 | 1995-11-16 22:48:29 +0000 | [diff] [blame] | 47 | BitMap_ptr = OpaqueByValueType("BitMapPtr", "BMObj") |
Jack Jansen | 232f3cd | 1995-12-09 14:04:31 +0000 | [diff] [blame] | 48 | RGBColor = OpaqueType('RGBColor', 'QdRGB') |
| 49 | RGBColor_ptr = RGBColor |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 50 | FontInfo = OpaqueType('FontInfo', 'QdFI') |
Jack Jansen | 04a02e7 | 1996-01-06 17:12:58 +0000 | [diff] [blame] | 51 | |
| 52 | Cursor_ptr = StructInputBufferType('Cursor') |
| 53 | Pattern = StructOutputBufferType('Pattern') |
| 54 | Pattern_ptr = StructInputBufferType('Pattern') |
| 55 | PenState = StructOutputBufferType('PenState') |
| 56 | PenState_ptr = StructInputBufferType('PenState') |
Guido van Rossum | e56db43 | 1995-03-19 22:49:50 +0000 | [diff] [blame] | 57 | |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 58 | includestuff = includestuff + """ |
| 59 | #include <%s>""" % MACHEADERFILE + """ |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 60 | |
| 61 | #define resNotFound -192 /* Can't include <Errors.h> because of Python's "errors.h" */ |
Jack Jansen | 232f3cd | 1995-12-09 14:04:31 +0000 | [diff] [blame] | 62 | |
| 63 | /* |
| 64 | ** Parse/generate RGB records |
| 65 | */ |
| 66 | PyObject *QdRGB_New(itself) |
| 67 | RGBColorPtr itself; |
| 68 | { |
| 69 | |
| 70 | return Py_BuildValue("lll", (long)itself->red, (long)itself->green, (long)itself->blue); |
| 71 | } |
| 72 | |
| 73 | QdRGB_Convert(v, p_itself) |
| 74 | PyObject *v; |
| 75 | RGBColorPtr p_itself; |
| 76 | { |
| 77 | long red, green, blue; |
| 78 | |
| 79 | if( !PyArg_ParseTuple(v, "lll", &red, &green, &blue) ) |
| 80 | return 0; |
| 81 | p_itself->red = (unsigned short)red; |
| 82 | p_itself->green = (unsigned short)green; |
| 83 | p_itself->blue = (unsigned short)blue; |
| 84 | return 1; |
| 85 | } |
| 86 | |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 87 | /* |
| 88 | ** Generate FontInfo records |
| 89 | */ |
| 90 | static |
| 91 | PyObject *QdFI_New(itself) |
| 92 | FontInfo *itself; |
| 93 | { |
| 94 | |
| 95 | return Py_BuildValue("hhhh", itself->ascent, itself->descent, |
| 96 | itself->widMax, itself->leading); |
| 97 | } |
| 98 | |
| 99 | |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 100 | """ |
Jack Jansen | b539406 | 1996-01-05 18:06:41 +0000 | [diff] [blame] | 101 | |
| 102 | variablestuff = """ |
| 103 | { |
| 104 | PyObject *o; |
Jack Jansen | bdd0747 | 1996-01-29 15:44:03 +0000 | [diff] [blame] | 105 | |
| 106 | o = QDGA_New(); |
| 107 | if (o == NULL || PyDict_SetItemString(d, "qd", o) != 0) |
| 108 | Py_FatalError("can't initialize Qd.qd"); |
Jack Jansen | b539406 | 1996-01-05 18:06:41 +0000 | [diff] [blame] | 109 | } |
| 110 | """ |
| 111 | |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 112 | ## not yet... |
| 113 | ## |
| 114 | ##class Region_ObjectDefinition(GlobalObjectDefinition): |
| 115 | ## def outputCheckNewArg(self): |
| 116 | ## Output("if (itself == NULL) return PyMac_Error(resNotFound);") |
| 117 | ## def outputFreeIt(self, itselfname): |
| 118 | ## Output("DisposeRegion(%s);", itselfname) |
| 119 | ## |
| 120 | ##class Polygon_ObjectDefinition(GlobalObjectDefinition): |
| 121 | ## def outputCheckNewArg(self): |
| 122 | ## Output("if (itself == NULL) return PyMac_Error(resNotFound);") |
| 123 | ## def outputFreeIt(self, itselfname): |
| 124 | ## Output("KillPoly(%s);", itselfname) |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 125 | |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 126 | class MyGRObjectDefinition(GlobalObjectDefinition): |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 127 | def outputCheckNewArg(self): |
| 128 | Output("if (itself == NULL) return PyMac_Error(resNotFound);") |
| 129 | def outputCheckConvertArg(self): |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 130 | OutLbrace("if (DlgObj_Check(v) || WinObj_Check(v))") |
| 131 | Output("*p_itself = ((GrafPortObject *)v)->ob_itself;") |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 132 | Output("return 1;") |
| 133 | OutRbrace() |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 134 | def outputGetattrHook(self): |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 135 | Output(""" |
| 136 | { CGrafPtr itself_color = (CGrafPtr)self->ob_itself; |
| 137 | |
| 138 | if ( strcmp(name, "data") == 0 ) |
| 139 | return PyString_FromStringAndSize((char *)self->ob_itself, sizeof(GrafPort)); |
| 140 | |
| 141 | if ( (itself_color->portVersion&0xc000) == 0xc000 ) { |
| 142 | /* Color-only attributes */ |
Jack Jansen | 425e9eb | 1995-12-12 15:02:03 +0000 | [diff] [blame] | 143 | |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 144 | if ( strcmp(name, "portBits") == 0 ) |
| 145 | /* XXXX Do we need HLock() stuff here?? */ |
| 146 | return BMObj_New((BitMapPtr)*itself_color->portPixMap); |
| 147 | if ( strcmp(name, "grafVars") == 0 ) |
| 148 | return Py_BuildValue("O&", ResObj_New, (Handle)itself_color->visRgn); |
| 149 | if ( strcmp(name, "chExtra") == 0 ) |
| 150 | return Py_BuildValue("h", itself_color->chExtra); |
| 151 | if ( strcmp(name, "pnLocHFrac") == 0 ) |
| 152 | return Py_BuildValue("h", itself_color->pnLocHFrac); |
Jack Jansen | 61f3df4 | 1996-01-15 14:39:56 +0000 | [diff] [blame] | 153 | if ( strcmp(name, "bkPixPat") == 0 ) |
| 154 | return Py_BuildValue("O&", ResObj_New, (Handle)itself_color->bkPixPat); |
| 155 | if ( strcmp(name, "rgbFgColor") == 0 ) |
| 156 | return Py_BuildValue("O&", QdRGB_New, &itself_color->rgbFgColor); |
| 157 | if ( strcmp(name, "rgbBkColor") == 0 ) |
| 158 | return Py_BuildValue("O&", QdRGB_New, &itself_color->rgbBkColor); |
| 159 | if ( strcmp(name, "pnPixPat") == 0 ) |
| 160 | return Py_BuildValue("O&", ResObj_New, (Handle)itself_color->pnPixPat); |
| 161 | if ( strcmp(name, "fillPixPat") == 0 ) |
| 162 | return Py_BuildValue("O&", ResObj_New, (Handle)itself_color->fillPixPat); |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 163 | } else { |
| 164 | /* Mono-only attributes */ |
| 165 | if ( strcmp(name, "portBits") == 0 ) |
| 166 | return BMObj_New(&self->ob_itself->portBits); |
Jack Jansen | 61f3df4 | 1996-01-15 14:39:56 +0000 | [diff] [blame] | 167 | if ( strcmp(name, "bkPat") == 0 ) |
| 168 | return Py_BuildValue("s#", (char *)&self->ob_itself->bkPat, sizeof(Pattern)); |
| 169 | if ( strcmp(name, "fillPat") == 0 ) |
| 170 | return Py_BuildValue("s#", (char *)&self->ob_itself->fillPat, sizeof(Pattern)); |
| 171 | if ( strcmp(name, "pnPat") == 0 ) |
| 172 | return Py_BuildValue("s#", (char *)&self->ob_itself->pnPat, sizeof(Pattern)); |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 173 | } |
| 174 | /* |
| 175 | ** Accessible for both color/mono windows. |
| 176 | ** portVersion is really color-only, but we put it here |
| 177 | ** for convenience |
| 178 | */ |
| 179 | if ( strcmp(name, "portVersion") == 0 ) |
| 180 | return Py_BuildValue("h", itself_color->portVersion); |
| 181 | if ( strcmp(name, "device") == 0 ) |
| 182 | return PyInt_FromLong((long)self->ob_itself->device); |
| 183 | if ( strcmp(name, "portRect") == 0 ) |
| 184 | return Py_BuildValue("O&", PyMac_BuildRect, &self->ob_itself->portRect); |
| 185 | if ( strcmp(name, "visRgn") == 0 ) |
| 186 | return Py_BuildValue("O&", ResObj_New, (Handle)self->ob_itself->visRgn); |
| 187 | if ( strcmp(name, "clipRgn") == 0 ) |
| 188 | return Py_BuildValue("O&", ResObj_New, (Handle)self->ob_itself->clipRgn); |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 189 | if ( strcmp(name, "pnLoc") == 0 ) |
| 190 | return Py_BuildValue("O&", PyMac_BuildPoint, self->ob_itself->pnLoc); |
| 191 | if ( strcmp(name, "pnSize") == 0 ) |
| 192 | return Py_BuildValue("O&", PyMac_BuildPoint, self->ob_itself->pnSize); |
| 193 | if ( strcmp(name, "pnMode") == 0 ) |
| 194 | return Py_BuildValue("h", self->ob_itself->pnMode); |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 195 | if ( strcmp(name, "pnVis") == 0 ) |
| 196 | return Py_BuildValue("h", self->ob_itself->pnVis); |
| 197 | if ( strcmp(name, "txFont") == 0 ) |
| 198 | return Py_BuildValue("h", self->ob_itself->txFont); |
| 199 | if ( strcmp(name, "txFace") == 0 ) |
| 200 | return Py_BuildValue("h", (short)self->ob_itself->txFace); |
| 201 | if ( strcmp(name, "txMode") == 0 ) |
| 202 | return Py_BuildValue("h", self->ob_itself->txMode); |
| 203 | if ( strcmp(name, "txSize") == 0 ) |
| 204 | return Py_BuildValue("h", self->ob_itself->txSize); |
| 205 | if ( strcmp(name, "spExtra") == 0 ) |
| 206 | return Py_BuildValue("O&", PyMac_BuildFixed, self->ob_itself->spExtra); |
| 207 | /* XXXX Add more, as needed */ |
Jack Jansen | 3355be3 | 1996-05-08 15:33:20 +0000 | [diff] [blame] | 208 | /* This one is so we can compare grafports: */ |
| 209 | if ( strcmp(name, "_id") == 0 ) |
| 210 | return Py_BuildValue("l", (long)self->ob_itself); |
Jack Jansen | 3a50f8a | 1996-01-11 16:17:14 +0000 | [diff] [blame] | 211 | }""") |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 212 | |
Jack Jansen | 41058c0 | 1995-11-16 22:48:29 +0000 | [diff] [blame] | 213 | class MyBMObjectDefinition(GlobalObjectDefinition): |
| 214 | def outputCheckNewArg(self): |
| 215 | Output("if (itself == NULL) return PyMac_Error(resNotFound);") |
| 216 | def outputStructMembers(self): |
| 217 | # We need to more items: a pointer to privately allocated data |
| 218 | # and a python object we're referring to. |
| 219 | Output("%s ob_itself;", self.itselftype) |
| 220 | Output("PyObject *referred_object;") |
| 221 | Output("BitMap *referred_bitmap;") |
| 222 | def outputInitStructMembers(self): |
| 223 | Output("it->ob_itself = %sitself;", self.argref) |
| 224 | Output("it->referred_object = NULL;") |
| 225 | Output("it->referred_bitmap = NULL;") |
| 226 | def outputCleanupStructMembers(self): |
| 227 | Output("Py_XDECREF(self->referred_object);") |
| 228 | Output("if (self->referred_bitmap) free(self->referred_bitmap);") |
| 229 | def outputGetattrHook(self): |
| 230 | Output("""if ( strcmp(name, "baseAddr") == 0 ) |
| 231 | return PyInt_FromLong((long)self->ob_itself->baseAddr); |
| 232 | if ( strcmp(name, "rowBytes") == 0 ) |
| 233 | return PyInt_FromLong((long)self->ob_itself->rowBytes); |
| 234 | if ( strcmp(name, "bounds") == 0 ) |
| 235 | return Py_BuildValue("O&", PyMac_BuildRect, &self->ob_itself->bounds); |
| 236 | /* XXXX Add more, as needed */ |
Jack Jansen | 425e9eb | 1995-12-12 15:02:03 +0000 | [diff] [blame] | 237 | if ( strcmp(name, "bitmap_data") == 0 ) |
| 238 | return PyString_FromStringAndSize((char *)self->ob_itself, sizeof(BitMap)); |
| 239 | if ( strcmp(name, "pixmap_data") == 0 ) |
| 240 | return PyString_FromStringAndSize((char *)self->ob_itself, sizeof(PixMap)); |
Jack Jansen | 41058c0 | 1995-11-16 22:48:29 +0000 | [diff] [blame] | 241 | """) |
Jack Jansen | bdd0747 | 1996-01-29 15:44:03 +0000 | [diff] [blame] | 242 | |
| 243 | # This object is instanciated once, and will access qd globals. |
| 244 | class QDGlobalsAccessObjectDefinition(ObjectDefinition): |
| 245 | def outputStructMembers(self): |
| 246 | pass |
| 247 | def outputNew(self): |
| 248 | Output() |
| 249 | Output("%sPyObject *%s_New()", self.static, self.prefix) |
| 250 | OutLbrace() |
| 251 | Output("%s *it;", self.objecttype) |
| 252 | Output("it = PyObject_NEW(%s, &%s);", self.objecttype, self.typename) |
| 253 | Output("if (it == NULL) return NULL;") |
| 254 | Output("return (PyObject *)it;") |
| 255 | OutRbrace() |
| 256 | def outputConvert(self): |
| 257 | pass |
| 258 | def outputCleanupStructMembers(self): |
| 259 | pass |
| 260 | |
| 261 | def outputGetattrHook(self): |
| 262 | Output(""" |
| 263 | if ( strcmp(name, "arrow") == 0 ) |
| 264 | return PyString_FromStringAndSize((char *)&qd.arrow, sizeof(qd.arrow)); |
| 265 | if ( strcmp(name, "black") == 0 ) |
| 266 | return PyString_FromStringAndSize((char *)&qd.black, sizeof(qd.black)); |
| 267 | if ( strcmp(name, "white") == 0 ) |
| 268 | return PyString_FromStringAndSize((char *)&qd.white, sizeof(qd.white)); |
| 269 | if ( strcmp(name, "gray") == 0 ) |
| 270 | return PyString_FromStringAndSize((char *)&qd.gray, sizeof(qd.gray)); |
| 271 | if ( strcmp(name, "ltGray") == 0 ) |
| 272 | return PyString_FromStringAndSize((char *)&qd.ltGray, sizeof(qd.ltGray)); |
| 273 | if ( strcmp(name, "dkGray") == 0 ) |
| 274 | return PyString_FromStringAndSize((char *)&qd.dkGray, sizeof(qd.dkGray)); |
| 275 | if ( strcmp(name, "screenBits") == 0 ) |
| 276 | return BMObj_New(&qd.screenBits); |
| 277 | if ( strcmp(name, "thePort") == 0 ) |
| 278 | return GrafObj_New(qd.thePort); |
| 279 | if ( strcmp(name, "randSeed") == 0 ) |
| 280 | return Py_BuildValue("l", &qd.randSeed); |
| 281 | """) |
Jack Jansen | 41058c0 | 1995-11-16 22:48:29 +0000 | [diff] [blame] | 282 | |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 283 | # Create the generator groups and link them |
Jack Jansen | b539406 | 1996-01-05 18:06:41 +0000 | [diff] [blame] | 284 | module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff, variablestuff) |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 285 | ##r_object = Region_ObjectDefinition('Region', 'QdRgn', 'RgnHandle') |
| 286 | ##po_object = Polygon_ObjectDefinition('Polygon', 'QdPgn', 'PolyHandle') |
| 287 | ##module.addobject(r_object) |
| 288 | ##module.addobject(po_object) |
| 289 | gr_object = MyGRObjectDefinition("GrafPort", "GrafObj", "GrafPtr") |
| 290 | module.addobject(gr_object) |
Jack Jansen | 41058c0 | 1995-11-16 22:48:29 +0000 | [diff] [blame] | 291 | bm_object = MyBMObjectDefinition("BitMap", "BMObj", "BitMapPtr") |
| 292 | module.addobject(bm_object) |
Jack Jansen | bdd0747 | 1996-01-29 15:44:03 +0000 | [diff] [blame] | 293 | qd_object = QDGlobalsAccessObjectDefinition("QDGlobalsAccess", "QDGA", "XXXX") |
| 294 | module.addobject(qd_object) |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 295 | |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 296 | |
| 297 | # Create the generator classes used to populate the lists |
| 298 | Function = OSErrFunctionGenerator |
| 299 | Method = OSErrMethodGenerator |
| 300 | |
| 301 | # Create and populate the lists |
| 302 | functions = [] |
| 303 | methods = [] |
Guido van Rossum | e56db43 | 1995-03-19 22:49:50 +0000 | [diff] [blame] | 304 | execfile(INPUTFILE) |
Jack Jansen | 7f725e4 | 1998-04-23 13:21:09 +0000 | [diff] [blame] | 305 | execfile(EXTRAFILE) |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 306 | |
| 307 | # add the populated lists to the generator groups |
| 308 | # (in a different wordl the scan program would generate this) |
| 309 | for f in functions: module.add(f) |
Jack Jansen | 330381c | 1995-11-15 15:18:01 +0000 | [diff] [blame] | 310 | ##for f in r_methods: r_object.add(f) |
| 311 | ##for f in po_methods: po_object.add(f) |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 312 | |
Jack Jansen | 41058c0 | 1995-11-16 22:48:29 +0000 | [diff] [blame] | 313 | # |
| 314 | # We manually generate a routine to create a BitMap from python data. |
| 315 | # |
| 316 | BitMap_body = """ |
| 317 | BitMap *ptr; |
| 318 | PyObject *source; |
| 319 | Rect bounds; |
| 320 | int rowbytes; |
| 321 | char *data; |
| 322 | |
| 323 | if ( !PyArg_ParseTuple(_args, "O!iO&", &PyString_Type, &source, &rowbytes, PyMac_GetRect, |
| 324 | &bounds) ) |
| 325 | return NULL; |
| 326 | data = PyString_AsString(source); |
| 327 | if ((ptr=(BitMap *)malloc(sizeof(BitMap))) == NULL ) |
| 328 | return PyErr_NoMemory(); |
| 329 | ptr->baseAddr = (Ptr)data; |
| 330 | ptr->rowBytes = rowbytes; |
| 331 | ptr->bounds = bounds; |
| 332 | if ( (_res = BMObj_New(ptr)) == NULL ) { |
| 333 | free(ptr); |
| 334 | return NULL; |
| 335 | } |
| 336 | ((BitMapObject *)_res)->referred_object = source; |
| 337 | Py_INCREF(source); |
| 338 | ((BitMapObject *)_res)->referred_bitmap = ptr; |
| 339 | return _res; |
| 340 | """ |
| 341 | |
| 342 | f = ManualGenerator("BitMap", BitMap_body) |
| 343 | f.docstring = lambda: """Take (string, int, Rect) argument and create BitMap""" |
| 344 | module.add(f) |
| 345 | |
Jack Jansen | 425e9eb | 1995-12-12 15:02:03 +0000 | [diff] [blame] | 346 | # |
| 347 | # And again, for turning a correctly-formatted structure into the object |
| 348 | # |
| 349 | RawBitMap_body = """ |
| 350 | BitMap *ptr; |
| 351 | PyObject *source; |
| 352 | |
| 353 | if ( !PyArg_ParseTuple(_args, "O!", &PyString_Type, &source) ) |
| 354 | return NULL; |
| 355 | if ( PyString_Size(source) != sizeof(BitMap) && PyString_Size(source) != sizeof(PixMap) ) { |
| 356 | PyErr_BadArgument(); |
| 357 | return NULL; |
| 358 | } |
| 359 | ptr = (BitMapPtr)PyString_AsString(source); |
| 360 | if ( (_res = BMObj_New(ptr)) == NULL ) { |
| 361 | return NULL; |
| 362 | } |
| 363 | ((BitMapObject *)_res)->referred_object = source; |
| 364 | Py_INCREF(source); |
| 365 | return _res; |
| 366 | """ |
| 367 | |
| 368 | f = ManualGenerator("RawBitMap", RawBitMap_body) |
| 369 | f.docstring = lambda: """Take string BitMap and turn into BitMap object""" |
| 370 | module.add(f) |
| 371 | |
Guido van Rossum | 17448e2 | 1995-01-30 11:53:55 +0000 | [diff] [blame] | 372 | # generate output (open the output file as late as possible) |
| 373 | SetOutputFileName(OUTPUTFILE) |
| 374 | module.generate() |
| 375 | SetOutputFile() # Close it |