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authorJack Jansen <jack.jansen@cwi.nl>2000-03-03 16:01:11 (GMT)
committerJack Jansen <jack.jansen@cwi.nl>2000-03-03 16:01:11 (GMT)
commit484be6152fc767a947060a2d0dfba56695ff5a2c (patch)
treede190475fcd75d885d9c963acefc5dba8d1d5eff
parent9428fa607b6edc7c5ef46814cd869291a8b4619e (diff)
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Added methods getdata() and putdata() to obtain the data in a bitmap.
-rw-r--r--Mac/Modules/qd/Qdmodule.c38
-rw-r--r--Mac/Modules/qd/qdsupport.py30
2 files changed, 68 insertions, 0 deletions
diff --git a/Mac/Modules/qd/Qdmodule.c b/Mac/Modules/qd/Qdmodule.c
index f8dba7e..299c9ca 100644
--- a/Mac/Modules/qd/Qdmodule.c
+++ b/Mac/Modules/qd/Qdmodule.c
@@ -297,7 +297,45 @@ static void BMObj_dealloc(self)
PyMem_DEL(self);
}
+static PyObject *BMObj_getdata(_self, _args)
+ BitMapObject *_self;
+ PyObject *_args;
+{
+ PyObject *_res = NULL;
+
+ int from, length;
+ char *cp;
+
+ if ( !PyArg_ParseTuple(_args, "ii", &from, &length) )
+ return NULL;
+ cp = _self->ob_itself->baseAddr+from;
+ return PyString_FromStringAndSize(cp, length);
+
+}
+
+static PyObject *BMObj_putdata(_self, _args)
+ BitMapObject *_self;
+ PyObject *_args;
+{
+ PyObject *_res = NULL;
+
+ int from, length;
+ char *cp, *icp;
+
+ if ( !PyArg_ParseTuple(_args, "is#", &from, &icp, &length) )
+ return NULL;
+ cp = _self->ob_itself->baseAddr+from;
+ memcpy(cp, icp, length);
+ Py_INCREF(Py_None);
+ return Py_None;
+
+}
+
static PyMethodDef BMObj_methods[] = {
+ {"getdata", (PyCFunction)BMObj_getdata, 1,
+ "(int start, int size) -> string. Return bytes from the bitmap"},
+ {"putdata", (PyCFunction)BMObj_putdata, 1,
+ "(int start, string data). Store bytes into the bitmap"},
{NULL, NULL, 0}
};
diff --git a/Mac/Modules/qd/qdsupport.py b/Mac/Modules/qd/qdsupport.py
index 7f1db82..33e8832 100644
--- a/Mac/Modules/qd/qdsupport.py
+++ b/Mac/Modules/qd/qdsupport.py
@@ -310,6 +310,36 @@ for f in functions: module.add(f)
##for f in r_methods: r_object.add(f)
##for f in po_methods: po_object.add(f)
+# Manual generator: get data out of a bitmap
+getdata_body = """
+int from, length;
+char *cp;
+
+if ( !PyArg_ParseTuple(_args, "ii", &from, &length) )
+ return NULL;
+cp = _self->ob_itself->baseAddr+from;
+return PyString_FromStringAndSize(cp, length);
+"""
+f = ManualGenerator("getdata", getdata_body)
+f.docstring = lambda: """(int start, int size) -> string. Return bytes from the bitmap"""
+bm_object.add(f)
+
+# Manual generator: store data in a bitmap
+putdata_body = """
+int from, length;
+char *cp, *icp;
+
+if ( !PyArg_ParseTuple(_args, "is#", &from, &icp, &length) )
+ return NULL;
+cp = _self->ob_itself->baseAddr+from;
+memcpy(cp, icp, length);
+Py_INCREF(Py_None);
+return Py_None;
+"""
+f = ManualGenerator("putdata", putdata_body)
+f.docstring = lambda: """(int start, string data). Store bytes into the bitmap"""
+bm_object.add(f)
+
#
# We manually generate a routine to create a BitMap from python data.
#