Added PutPixMapBytes() and GetPixMapBytes() functions that allow getting at
pixmap data. Added an as_GrafPort() method to be able to use a GWorld as argument to routines that expect a GrafPort.
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@ -44,6 +44,8 @@ extern PyObject *WinObj_WhichWindow(WindowPtr);
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#include <QDOffscreen.h>
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#define as_GrafPtr(gworld) ((GrafPtr)(gworld))
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#define resNotFound -192 /* Can't include <Errors.h> because of Python's "errors.h" */
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@ -118,11 +120,27 @@ static PyObject *GWorldObj_GetGWorldPixMap(_self, _args)
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return _res;
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}
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static PyObject *GWorldObj_as_GrafPtr(_self, _args)
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GWorldObject *_self;
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PyObject *_args;
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{
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PyObject *_res = NULL;
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GrafPtr _rv;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_rv = as_GrafPtr(_self->ob_itself);
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_res = Py_BuildValue("O&",
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GrafObj_New, _rv);
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return _res;
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}
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static PyMethodDef GWorldObj_methods[] = {
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{"GetGWorldDevice", (PyCFunction)GWorldObj_GetGWorldDevice, 1,
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"() -> (GDHandle _rv)"},
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{"GetGWorldPixMap", (PyCFunction)GWorldObj_GetGWorldPixMap, 1,
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"() -> (PixMapHandle _rv)"},
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{"as_GrafPtr", (PyCFunction)GWorldObj_as_GrafPtr, 1,
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"() -> (GrafPtr _rv)"},
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{NULL, NULL, 0}
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};
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@ -544,6 +562,42 @@ static PyObject *Qdoffs_PixMap32Bit(_self, _args)
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return _res;
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}
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static PyObject *Qdoffs_GetPixMapBytes(_self, _args)
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PyObject *_self;
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PyObject *_args;
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{
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PyObject *_res = NULL;
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PixMapHandle pm;
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int from, length;
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char *cp;
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if ( !PyArg_ParseTuple(_args, "O&ii", ResObj_Convert, &pm, &from, &length) )
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return NULL;
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cp = GetPixBaseAddr(pm)+from;
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return PyString_FromStringAndSize(cp, length);
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}
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static PyObject *Qdoffs_PutPixMapBytes(_self, _args)
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PyObject *_self;
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PyObject *_args;
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{
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PyObject *_res = NULL;
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PixMapHandle pm;
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int from, length;
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char *cp, *icp;
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if ( !PyArg_ParseTuple(_args, "O&is#", ResObj_Convert, &pm, &from, &icp, &length) )
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return NULL;
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cp = GetPixBaseAddr(pm)+from;
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memcpy(cp, icp, length);
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyMethodDef Qdoffs_methods[] = {
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{"NewGWorld", (PyCFunction)Qdoffs_NewGWorld, 1,
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"(short PixelDepth, Rect boundsRect, CTabHandle cTable, GDHandle aGDevice, GWorldFlags flags) -> (GWorldPtr offscreenGWorld)"},
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@ -587,6 +641,10 @@ static PyMethodDef Qdoffs_methods[] = {
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"(Rect globalRect, Boolean purgeable) -> (GDHandle gdh, PixMapHandle offscreenPixMap)"},
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{"PixMap32Bit", (PyCFunction)Qdoffs_PixMap32Bit, 1,
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"(PixMapHandle pmHandle) -> (Boolean _rv)"},
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{"GetPixMapBytes", (PyCFunction)Qdoffs_GetPixMapBytes, 1,
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"(pixmap, int start, int size) -> string. Return bytes from the pixmap"},
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{"PutPixMapBytes", (PyCFunction)Qdoffs_PutPixMapBytes, 1,
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"(pixmap, int start, string data). Store bytes into the pixmap"},
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{NULL, NULL, 0}
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};
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@ -36,6 +36,8 @@ QDErr = OSErrType("QDErr", 'h')
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includestuff = includestuff + """
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#include <%s>""" % MACHEADERFILE + """
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#define as_GrafPtr(gworld) ((GrafPtr)(gworld))
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#define resNotFound -192 /* Can't include <Errors.h> because of Python's "errors.h" */
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"""
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@ -75,6 +77,42 @@ functions = []
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methods = []
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execfile(INPUTFILE)
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# A method to convert a GWorldPtr to a GrafPtr
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f = Method(GrafPtr, 'as_GrafPtr', (GWorldPtr, 'p', InMode))
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methods.append(f)
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#
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# Manual generator: get data out of a pixmap
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pixmapgetbytes_body = """
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PixMapHandle pm;
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int from, length;
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char *cp;
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if ( !PyArg_ParseTuple(_args, "O&ii", ResObj_Convert, &pm, &from, &length) )
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return NULL;
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cp = GetPixBaseAddr(pm)+from;
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return PyString_FromStringAndSize(cp, length);
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"""
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f = ManualGenerator("GetPixMapBytes", pixmapgetbytes_body)
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f.docstring = lambda: """(pixmap, int start, int size) -> string. Return bytes from the pixmap"""
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functions.append(f)
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# Manual generator: store data in a pixmap
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pixmapputbytes_body = """
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PixMapHandle pm;
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int from, length;
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char *cp, *icp;
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if ( !PyArg_ParseTuple(_args, "O&is#", ResObj_Convert, &pm, &from, &icp, &length) )
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return NULL;
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cp = GetPixBaseAddr(pm)+from;
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memcpy(cp, icp, length);
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Py_INCREF(Py_None);
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return Py_None;
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"""
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f = ManualGenerator("PutPixMapBytes", pixmapputbytes_body)
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f.docstring = lambda: """(pixmap, int start, string data). Store bytes into the pixmap"""
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functions.append(f)
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# add the populated lists to the generator groups
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# (in a different wordl the scan program would generate this)
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