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mdehoonmdehoon
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Making the necessary changes for Python 3.
svn path=/trunk/matplotlib/; revision=8872
1 parent 4efc9f9 commit b42b412

1 file changed

Lines changed: 130 additions & 36 deletions

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‎src/_macosx.m‎

Lines changed: 130 additions & 36 deletions
Original file line numberDiff line numberDiff line change
@@ -5,6 +5,17 @@
55
#include "numpy/arrayobject.h"
66
#include "path_cleanup.h"
77

8+
/* Must define Py_TYPE for Python 2.5 or older */
9+
#ifndef Py_TYPE
10+
# define Py_TYPE(o) ((o)->ob_type)
11+
#endif
12+
13+
/* Must define PyVarObject_HEAD_INIT for Python 2.5 or older */
14+
#ifndef PyVarObject_HEAD_INIT
15+
#define PyVarObject_HEAD_INIT(type, size) \
16+
PyObject_HEAD_INIT(type) size,
17+
#endif
18+
819
/* Proper way to check for the OS X version we are compiling for, from
920
http://developer.apple.com/documentation/DeveloperTools/Conceptual/cross_development */
1021
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
@@ -488,14 +499,18 @@ static int _get_snap(GraphicsContext* self, enum e_snap_mode* mode)
488499
ngc--;
489500
if (ngc==0) _dealloc_atsui();
490501

491-
self->ob_type->tp_free((PyObject*)self);
502+
Py_TYPE(self)->tp_free((PyObject*)self);
492503
}
493504
#endif
494505

495506
static PyObject*
496507
GraphicsContext_repr(GraphicsContext* self)
497508
{
509+
#if PY_MAJOR_VERSION >= 3
510+
return PyUnicode_FromFormat("GraphicsContext object %p wrapping the Quartz 2D graphics context %p", (void*)self, (void*)(self->cr));
511+
#else
498512
return PyString_FromFormat("GraphicsContext object %p wrapping the Quartz 2D graphics context %p", (void*)self, (void*)(self->cr));
513+
#endif
499514
}
500515

501516
static PyObject*
@@ -2236,6 +2251,9 @@ static CGRect _find_enclosing_rect(CGPoint points[3])
22362251
#else
22372252
ATSFontRef font = 0;
22382253
#endif
2254+
#if PY_MAJOR_VERSION >= 3
2255+
PyObject* ascii = NULL;
2256+
#endif
22392257

22402258
const int k = (strcmp(italic, "italic") ? 0 : 2)
22412259
+ (strcmp(weight, "bold") ? 0 : 1);
@@ -2416,8 +2434,14 @@ static CGRect _find_enclosing_rect(CGPoint points[3])
24162434
for (i = 0; i < n; i++)
24172435
{
24182436
PyObject* item = PyList_GET_ITEM(family, i);
2437+
#if PY_MAJOR_VERSION >= 3
2438+
ascii = PyUnicode_AsASCIIString(item);
2439+
if(!ascii) return 0;
2440+
temp = PyBytes_AS_STRING(ascii);
2441+
#else
24192442
if(!PyString_Check(item)) return 0;
24202443
temp = PyString_AS_STRING(item);
2444+
#endif
24212445
for (j = 0; j < NMAP; j++)
24222446
{ if (!strcmp(map[j].name, temp))
24232447
{ temp = psnames[map[j].index][k];
@@ -2444,6 +2468,10 @@ static CGRect _find_enclosing_rect(CGPoint points[3])
24442468
name = temp;
24452469
break;
24462470
}
2471+
#if PY_MAJOR_VERSION >= 3
2472+
Py_DECREF(ascii);
2473+
ascii = NULL;
2474+
#endif
24472475
}
24482476
if(!font)
24492477
{ string = CFStringCreateWithCString(kCFAllocatorDefault,
@@ -2458,6 +2486,9 @@ static CGRect _find_enclosing_rect(CGPoint points[3])
24582486
}
24592487
#ifndef COMPILING_FOR_10_5
24602488
CGContextSelectFont(cr, name, size, kCGEncodingMacRoman);
2489+
#endif
2490+
#if PY_MAJOR_VERSION >= 3
2491+
Py_XDECREF(ascii);
24612492
#endif
24622493
return font;
24632494
}
@@ -2958,11 +2989,19 @@ static void _data_provider_release(void* info, const void* data, size_t size)
29582989
CGDataProviderRef provider;
29592990
double rect[4] = {0.0, 0.0, self->size.width, self->size.height};
29602991

2992+
#if PY_MAJOR_VERSION >= 3
2993+
if (!PyBytes_Check(image))
2994+
{
2995+
PyErr_SetString(PyExc_RuntimeError, "image is not a byte array");
2996+
return NULL;
2997+
}
2998+
#else
29612999
if (!PyString_Check(image))
29623000
{
29633001
PyErr_SetString(PyExc_RuntimeError, "image is not a string");
29643002
return NULL;
29653003
}
3004+
#endif
29663005

29673006
const size_t bytesPerComponent = 1;
29683007
const size_t bitsPerComponent = 8 * bytesPerComponent;
@@ -2978,8 +3017,13 @@ static void _data_provider_release(void* info, const void* data, size_t size)
29783017
}
29793018

29803019
Py_INCREF(image);
3020+
#if PY_MAJOR_VERSION >= 3
3021+
n = PyByteArray_GET_SIZE(image);
3022+
data = PyByteArray_AS_STRING(image);
3023+
#else
29813024
n = PyString_GET_SIZE(image);
29823025
data = PyString_AsString(image);
3026+
#endif
29833027

29843028
provider = CGDataProviderCreateWithData(image,
29853029
data,
@@ -3161,8 +3205,7 @@ static void _data_provider_release(void* info, const void* data, size_t size)
31613205
"set_joinstyle, etc.).\n";
31623206

31633207
static PyTypeObject GraphicsContextType = {
3164-
PyObject_HEAD_INIT(NULL)
3165-
0, /*ob_size*/
3208+
PyVarObject_HEAD_INIT(NULL, 0)
31663209
"_macosx.GraphicsContext", /*tp_name*/
31673210
sizeof(GraphicsContext), /*tp_basicsize*/
31683211
0, /*tp_itemsize*/
@@ -3247,14 +3290,19 @@ static void _data_provider_release(void* info, const void* data, size_t size)
32473290
[self->view setCanvas: NULL];
32483291
[self->view release];
32493292
}
3250-
self->ob_type->tp_free((PyObject*)self);
3293+
Py_TYPE(self)->tp_free((PyObject*)self);
32513294
}
32523295

32533296
static PyObject*
32543297
FigureCanvas_repr(FigureCanvas* self)
32553298
{
3299+
#if PY_MAJOR_VERSION >= 3
3300+
return PyUnicode_FromFormat("FigureCanvas object %p wrapping NSView %p",
3301+
(void*)self, (void*)(self->view));
3302+
#else
32563303
return PyString_FromFormat("FigureCanvas object %p wrapping NSView %p",
32573304
(void*)self, (void*)(self->view));
3305+
#endif
32583306
}
32593307

32603308
static PyObject*
@@ -3588,8 +3636,7 @@ static void _data_provider_release(void* info, const void* data, size_t size)
35883636
"A FigureCanvas object wraps a Cocoa NSView object.\n";
35893637

35903638
static PyTypeObject FigureCanvasType = {
3591-
PyObject_HEAD_INIT(NULL)
3592-
0, /*ob_size*/
3639+
PyVarObject_HEAD_INIT(NULL, 0)
35933640
"_macosx.FigureCanvas", /*tp_name*/
35943641
sizeof(FigureCanvas), /*tp_basicsize*/
35953642
0, /*tp_itemsize*/
@@ -3720,8 +3767,13 @@ static void _data_provider_release(void* info, const void* data, size_t size)
37203767
static PyObject*
37213768
FigureManager_repr(FigureManager* self)
37223769
{
3770+
#if PY_MAJOR_VERSION >= 3
3771+
return PyUnicode_FromFormat("FigureManager object %p wrapping NSWindow %p",
3772+
(void*) self, (void*)(self->window));
3773+
#else
37233774
return PyString_FromFormat("FigureManager object %p wrapping NSWindow %p",
37243775
(void*) self, (void*)(self->window));
3776+
#endif
37253777
}
37263778

37273779
static void
@@ -3734,7 +3786,7 @@ static void _data_provider_release(void* info, const void* data, size_t size)
37343786
[window close];
37353787
[pool release];
37363788
}
3737-
self->ob_type->tp_free((PyObject*)self);
3789+
Py_TYPE(self)->tp_free((PyObject*)self);
37383790
}
37393791

37403792
static PyObject*
@@ -3765,8 +3817,7 @@ static void _data_provider_release(void* info, const void* data, size_t size)
37653817
"A FigureManager object wraps a Cocoa NSWindow object.\n";
37663818

37673819
static PyTypeObject FigureManagerType = {
3768-
PyObject_HEAD_INIT(NULL)
3769-
0, /*ob_size*/
3820+
PyVarObject_HEAD_INIT(NULL, 0)
37703821
"_macosx.FigureManager", /*tp_name*/
37713822
sizeof(FigureManager), /*tp_basicsize*/
37723823
0, /*tp_itemsize*/
@@ -4101,13 +4152,17 @@ -(void)save_figure:(id)sender
41014152
NavigationToolbar_dealloc(NavigationToolbar *self)
41024153
{
41034154
[self->handler release];
4104-
self->ob_type->tp_free((PyObject*)self);
4155+
Py_TYPE(self)->tp_free((PyObject*)self);
41054156
}
41064157

41074158
static PyObject*
41084159
NavigationToolbar_repr(NavigationToolbar* self)
41094160
{
4161+
#if PY_MAJOR_VERSION >= 3
4162+
return PyUnicode_FromFormat("NavigationToolbar object %p", (void*)self);
4163+
#else
41104164
return PyString_FromFormat("NavigationToolbar object %p", (void*)self);
4165+
#endif
41114166
}
41124167

41134168
static char NavigationToolbar_doc[] =
@@ -4214,7 +4269,11 @@ -(void)save_figure:(id)sender
42144269
{
42154270
if(states[i]==1)
42164271
{
4272+
#if PY_MAJOR_VERSION >= 3
4273+
PyList_SET_ITEM(list, j, PyLong_FromLong(i));
4274+
#else
42174275
PyList_SET_ITEM(list, j, PyInt_FromLong(i));
4276+
#endif
42184277
j++;
42194278
}
42204279
}
@@ -4237,8 +4296,7 @@ -(void)save_figure:(id)sender
42374296
};
42384297

42394298
static PyTypeObject NavigationToolbarType = {
4240-
PyObject_HEAD_INIT(NULL)
4241-
0, /*ob_size*/
4299+
PyVarObject_HEAD_INIT(NULL, 0)
42424300
"_macosx.NavigationToolbar", /*tp_name*/
42434301
sizeof(NavigationToolbar), /*tp_basicsize*/
42444302
0, /*tp_itemsize*/
@@ -4623,13 +4681,17 @@ -(void)save_figure:(id)sender
46234681
NavigationToolbar2_dealloc(NavigationToolbar2 *self)
46244682
{
46254683
[self->handler release];
4626-
self->ob_type->tp_free((PyObject*)self);
4684+
Py_TYPE(self)->tp_free((PyObject*)self);
46274685
}
46284686

46294687
static PyObject*
46304688
NavigationToolbar2_repr(NavigationToolbar2* self)
46314689
{
4690+
#if PY_MAJOR_VERSION >= 3
4691+
return PyUnicode_FromFormat("NavigationToolbar2 object %p", (void*)self);
4692+
#else
46324693
return PyString_FromFormat("NavigationToolbar2 object %p", (void*)self);
4694+
#endif
46334695
}
46344696

46354697
static char NavigationToolbar2_doc[] =
@@ -4662,8 +4724,7 @@ -(void)save_figure:(id)sender
46624724
};
46634725

46644726
static PyTypeObject NavigationToolbar2Type = {
4665-
PyObject_HEAD_INIT(NULL)
4666-
0, /*ob_size*/
4727+
PyVarObject_HEAD_INIT(NULL, 0)
46674728
"_macosx.NavigationToolbar2", /*tp_name*/
46684729
sizeof(NavigationToolbar2), /*tp_basicsize*/
46694730
0, /*tp_itemsize*/
@@ -5539,14 +5600,19 @@ - (int)index
55395600
CFRelease(self->timer);
55405601
self->timer = NULL;
55415602
}
5542-
self->ob_type->tp_free((PyObject*)self);
5603+
Py_TYPE(self)->tp_free((PyObject*)self);
55435604
}
55445605

55455606
static PyObject*
55465607
Timer_repr(Timer* self)
55475608
{
5609+
#if PY_MAJOR_VERSION >= 3
5610+
return PyUnicode_FromFormat("Timer object %p wrapping CFRunLoopTimerRef %p",
5611+
(void*) self, (void*)(self->timer));
5612+
#else
55485613
return PyString_FromFormat("Timer object %p wrapping CFRunLoopTimerRef %p",
55495614
(void*) self, (void*)(self->timer));
5615+
#endif
55505616
}
55515617

55525618
static char Timer_doc[] =
@@ -5657,8 +5723,7 @@ static void timer_callback(CFRunLoopTimerRef timer, void* info)
56575723
};
56585724

56595725
static PyTypeObject TimerType = {
5660-
PyObject_HEAD_INIT(NULL)
5661-
0, /*ob_size*/
5726+
PyVarObject_HEAD_INIT(NULL, 0)
56625727
"_macosx.Timer", /*tp_name*/
56635728
sizeof(Timer), /*tp_basicsize*/
56645729
0, /*tp_itemsize*/
@@ -5722,36 +5787,65 @@ static void timer_callback(CFRunLoopTimerRef timer, void* info)
57225787
{NULL, NULL, 0, NULL}/* sentinel */
57235788
};
57245789

5790+
#if PY_MAJOR_VERSION >= 3
5791+
5792+
static struct PyModuleDef moduledef = {
5793+
PyModuleDef_HEAD_INIT,
5794+
"_macosx",
5795+
"Mac OS X native backend",
5796+
-1,
5797+
methods,
5798+
NULL,
5799+
NULL,
5800+
NULL,
5801+
NULL
5802+
};
5803+
5804+
PyObject* PyInit__macosx(void)
5805+
5806+
#else
5807+
57255808
void init_macosx(void)
5726-
{ PyObject *m;
5809+
#endif
5810+
{ PyObject *module;
57275811

57285812
import_array();
57295813

5730-
if (PyType_Ready(&GraphicsContextType) < 0) return;
5731-
if (PyType_Ready(&FigureCanvasType) < 0) return;
5732-
if (PyType_Ready(&FigureManagerType) < 0) return;
5733-
if (PyType_Ready(&NavigationToolbarType) < 0) return;
5734-
if (PyType_Ready(&NavigationToolbar2Type) < 0) return;
5735-
if (PyType_Ready(&TimerType) < 0) return;
5814+
if (PyType_Ready(&GraphicsContextType) < 0
5815+
|| PyType_Ready(&FigureCanvasType) < 0
5816+
|| PyType_Ready(&FigureManagerType) < 0
5817+
|| PyType_Ready(&NavigationToolbarType) < 0
5818+
|| PyType_Ready(&NavigationToolbar2Type) < 0
5819+
|| PyType_Ready(&TimerType) < 0)
5820+
#if PY_MAJOR_VERSION >= 3
5821+
return NULL;
5822+
#else
5823+
return;
5824+
#endif
57365825

5737-
m = Py_InitModule4("_macosx",
5738-
methods,
5739-
"Mac OS X native backend",
5740-
NULL,
5741-
PYTHON_API_VERSION);
5826+
#if PY_MAJOR_VERSION >= 3
5827+
module = PyModule_Create(&moduledef);
5828+
if (module==NULL) return NULL;
5829+
#else
5830+
module = Py_InitModule4("_macosx",
5831+
methods,
5832+
"Mac OS X native backend",
5833+
NULL,
5834+
PYTHON_API_VERSION);
5835+
#endif
57425836

57435837
Py_INCREF(&GraphicsContextType);
57445838
Py_INCREF(&FigureCanvasType);
57455839
Py_INCREF(&FigureManagerType);
57465840
Py_INCREF(&NavigationToolbarType);
57475841
Py_INCREF(&NavigationToolbar2Type);
57485842
Py_INCREF(&TimerType);
5749-
PyModule_AddObject(m, "GraphicsContext", (PyObject*) &GraphicsContextType);
5750-
PyModule_AddObject(m, "FigureCanvas", (PyObject*) &FigureCanvasType);
5751-
PyModule_AddObject(m, "FigureManager", (PyObject*) &FigureManagerType);
5752-
PyModule_AddObject(m, "NavigationToolbar", (PyObject*) &NavigationToolbarType);
5753-
PyModule_AddObject(m, "NavigationToolbar2", (PyObject*) &NavigationToolbar2Type);
5754-
PyModule_AddObject(m, "Timer", (PyObject*) &TimerType);
5843+
PyModule_AddObject(module, "GraphicsContext", (PyObject*) &GraphicsContextType);
5844+
PyModule_AddObject(module, "FigureCanvas", (PyObject*) &FigureCanvasType);
5845+
PyModule_AddObject(module, "FigureManager", (PyObject*) &FigureManagerType);
5846+
PyModule_AddObject(module, "NavigationToolbar", (PyObject*) &NavigationToolbarType);
5847+
PyModule_AddObject(module, "NavigationToolbar2", (PyObject*) &NavigationToolbar2Type);
5848+
PyModule_AddObject(module, "Timer", (PyObject*) &TimerType);
57555849

57565850
PyOS_InputHook = wait_for_stdin;
57575851
}

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