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Added some optimization methods to wxPython's wxDC

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12035 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2001-10-16 19:06:09 +00:00
parent 9e0a12c958
commit 9d37f96428
11 changed files with 797 additions and 11 deletions
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180
wxPython/src/gdi.i
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@@ -818,12 +818,192 @@ public:
void CalcBoundingBox(int x, int y);
void ResetBoundingBox();
%addmethods {
void GetBoundingBox(int* OUTPUT, int* OUTPUT, int* OUTPUT, int* OUTPUT);
// See below for implementation
}
#ifdef __WXMSW__
long GetHDC();
#endif
%addmethods {
// Draw a point for every set of coordinants in pyPoints, optionally
// setting a new pen for each
PyObject* _DrawPointList(PyObject* pyPoints, PyObject* pyPens) {
bool isFastSeq = PyList_Check(pyPoints) || PyTuple_Check(pyPoints);
bool isFastPens = PyList_Check(pyPens) || PyTuple_Check(pyPens);
int numObjs = 0;
int numPens = 0;
wxPen* pen;
PyObject* obj;
int x1, y1;
int i = 0;
if (!PySequence_Check(pyPoints)) {
goto err0;
}
if (!PySequence_Check(pyPens)) {
goto err1;
}
numObjs = PySequence_Length(pyPoints);
numPens = PySequence_Length(pyPens);
for (i = 0; i < numObjs; i++) {
// Use a new pen?
if (i < numPens) {
if (isFastPens) {
obj = PySequence_Fast_GET_ITEM(pyPens, i);
}
else {
obj = PySequence_GetItem(pyPens, i);
}
if (SWIG_GetPtrObj(obj, (void **) &pen, "_wxPen_p")) {
goto err1;
}
self->SetPen(*pen);
if (!isFastPens)
Py_DECREF(obj);
}
// Get the point coordinants
if (isFastSeq) {
obj = PySequence_Fast_GET_ITEM(pyPoints, i);
}
else {
obj = PySequence_GetItem(pyPoints, i);
}
if (! _2int_seq_helper(obj, &x1, &y1)) {
Py_DECREF(obj);
goto err0;
}
// Now draw the point
self->DrawPoint(x1, y1);
if (!isFastSeq)
Py_DECREF(obj);
}
Py_INCREF(Py_None);
return Py_None;
err1:
PyErr_SetString(PyExc_TypeError, "Expected a sequence of wxPens");
return NULL;
err0:
PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x,y) sequences.");
return NULL;
}
// Draw a line for every set of coordinants in pyLines, optionally
// setting a new pen for each
PyObject* _DrawLineList(PyObject* pyLines, PyObject* pyPens) {
bool isFastSeq = PyList_Check(pyLines) || PyTuple_Check(pyLines);
bool isFastPens = PyList_Check(pyPens) || PyTuple_Check(pyPens);
int numObjs = 0;
int numPens = 0;
wxPen* pen;
PyObject* obj;
int x1, y1, x2, y2;
int i = 0;
if (!PySequence_Check(pyLines)) {
goto err0;
}
if (!PySequence_Check(pyPens)) {
goto err1;
}
numObjs = PySequence_Length(pyLines);
numPens = PySequence_Length(pyPens);
for (i = 0; i < numObjs; i++) {
// Use a new pen?
if (i < numPens) {
if (isFastPens) {
obj = PySequence_Fast_GET_ITEM(pyPens, i);
}
else {
obj = PySequence_GetItem(pyPens, i);
}
if (SWIG_GetPtrObj(obj, (void **) &pen, "_wxPen_p")) {
goto err1;
}
self->SetPen(*pen);
if (!isFastPens)
Py_DECREF(obj);
}
// Get the line coordinants
if (isFastSeq) {
obj = PySequence_Fast_GET_ITEM(pyLines, i);
}
else {
obj = PySequence_GetItem(pyLines, i);
}
if (! _4int_seq_helper(obj, &x1, &y1, &x2, &y2)) {
Py_DECREF(obj);
goto err0;
}
// Now draw the line
self->DrawLine(x1, y1, x2, y2);
if (!isFastSeq)
Py_DECREF(obj);
}
Py_INCREF(Py_None);
return Py_None;
err1:
PyErr_SetString(PyExc_TypeError, "Expected a sequence of wxPens");
return NULL;
err0:
PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x1,y1, x2,y2) sequences.");
return NULL;
}
}
%pragma(python) addtoclass = "
def DrawPointList(self, points, pens=None):
if pens is None:
pens = []
elif isinstance(pens, wxPenPtr):
pens = [pens]
elif len(pens) != len(points):
raise ValueError('points and pens must have same length')
return self._DrawPointList(points, pens)
def DrawLineList(self, lines, pens=None):
if pens is None:
pens = []
elif isinstance(pens, wxPenPtr):
pens = [pens]
elif len(pens) != len(lines):
raise ValueError('lines and pens must have same length')
return self._DrawLineList(lines, pens)
"
};
%{
static void wxDC_GetBoundingBox(wxDC* dc, int* x1, int* y1, int* x2, int* y2) {
*x1 = dc->MinX();
*y1 = dc->MinY();
*x2 = dc->MaxX();
*y2 = dc->MaxY();
}
%}
//----------------------------------------------------------------------
class wxMemoryDC : public wxDC {