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76693acd28
...
714965da45
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@ -115,7 +115,7 @@ int UICaption::set_color_member(PyUICaptionObject* self, PyObject* value, void*
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auto member_ptr = reinterpret_cast<long>(closure);
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//TODO: this logic of (PyColor instance OR tuple -> sf::color) should be encapsulated for reuse
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int r, g, b, a;
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if (PyObject_IsInstance(value, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Color") /*(PyObject*)&mcrfpydef::PyColorType)*/))
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if (PyObject_IsInstance(value, (PyObject*)&mcrfpydef::PyColorType))
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{
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// get value from mcrfpy.Color instance
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auto c = ((PyColorObject*)value)->data;
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@ -236,7 +236,7 @@ int UICaption::init(PyUICaptionObject* self, PyObject* args, PyObject* kwds)
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// check types for font, fill_color, outline_color
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std::cout << PyUnicode_AsUTF8(PyObject_Repr(font)) << std::endl;
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if (font != NULL && !PyObject_IsInstance(font, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Font")/*(PyObject*)&PyFontType)*/)){
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if (font != NULL && !PyObject_IsInstance(font, (PyObject*)&PyFontType)){
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PyErr_SetString(PyExc_TypeError, "font must be a mcrfpy.Font instance");
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return -1;
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} else if (font != NULL)
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@ -1,203 +1,2 @@
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#include "UICollection.h"
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#include "UIFrame.h"
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#include "UICaption.h"
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#include "UISprite.h"
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#include "UIGrid.h"
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#include "McRFPy_API.h"
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using namespace mcrfpydef;
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int UICollectionIter::init(PyUICollectionIterObject* self, PyObject* args, PyObject* kwds)
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{
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PyErr_SetString(PyExc_TypeError, "UICollection cannot be instantiated: a C++ data source is required.");
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return -1;
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}
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PyObject* UICollectionIter::next(PyUICollectionIterObject* self)
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{
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if (self->data->size() != self->start_size)
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{
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PyErr_SetString(PyExc_RuntimeError, "collection changed size during iteration");
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return NULL;
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}
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if (self->index > self->start_size - 1)
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{
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PyErr_SetNone(PyExc_StopIteration);
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return NULL;
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}
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self->index++;
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auto vec = self->data.get();
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if (!vec)
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{
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PyErr_SetString(PyExc_RuntimeError, "the collection store returned a null pointer");
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return NULL;
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}
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auto target = (*vec)[self->index-1];
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// TODO build PyObject* of the correct UIDrawable subclass to return
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//return py_instance(target);
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return NULL;
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}
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PyObject* UICollectionIter::repr(PyUICollectionIterObject* self)
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{
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std::ostringstream ss;
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if (!self->data) ss << "<UICollectionIter (invalid internal object)>";
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else {
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ss << "<UICollectionIter (" << self->data->size() << " child objects, @ index " << self->index << ")>";
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}
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std::string repr_str = ss.str();
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return PyUnicode_DecodeUTF8(repr_str.c_str(), repr_str.size(), "replace");
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}
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Py_ssize_t UICollection::len(PyUICollectionObject* self) {
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return self->data->size();
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}
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PyObject* UICollection::getitem(PyUICollectionObject* self, Py_ssize_t index) {
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// build a Python version of item at self->data[index]
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// Copy pasted::
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auto vec = self->data.get();
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if (!vec)
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{
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PyErr_SetString(PyExc_RuntimeError, "the collection store returned a null pointer");
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return NULL;
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}
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while (index < 0) index += self->data->size();
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if (index > self->data->size() - 1)
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{
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PyErr_SetString(PyExc_IndexError, "UICollection index out of range");
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return NULL;
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}
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auto target = (*vec)[index];
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RET_PY_INSTANCE(target);
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return NULL;
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}
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PySequenceMethods UICollection::sqmethods = {
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.sq_length = (lenfunc)UICollection::len,
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.sq_item = (ssizeargfunc)UICollection::getitem,
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//.sq_item_by_index = PyUICollection_getitem
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//.sq_slice - return a subset of the iterable
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//.sq_ass_item - called when `o[x] = y` is executed (x is any object type)
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//.sq_ass_slice - cool; no thanks, for now
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//.sq_contains - called when `x in o` is executed
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//.sq_ass_item_by_index - called when `o[x] = y` is executed (x is explictly an integer)
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};
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/* Idiomatic way to fetch complete types from the API rather than referencing their PyTypeObject struct
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auto type = (PyTypeObject*)PyObject_GetAttrString(McRFPy_API::mcrf_module, "Texture");
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I never identified why `using namespace mcrfpydef;` doesn't solve the segfault issue.
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The horrible macro in UIDrawable was originally a workaround for this, but as I interact with the types outside of the monster UI.h, a more general (and less icky) solution is required.
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*/
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PyObject* UICollection::append(PyUICollectionObject* self, PyObject* o)
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{
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// if not UIDrawable subclass, reject it
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// self->data->push_back( c++ object inside o );
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// this would be a great use case for .tp_base
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if (!PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Frame")) &&
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!PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Sprite")) &&
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!PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Caption")) &&
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!PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Grid"))
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)
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{
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PyErr_SetString(PyExc_TypeError, "Only Frame, Caption, Sprite, and Grid objects can be added to UICollection");
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return NULL;
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}
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if (PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Frame")))
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{
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PyUIFrameObject* frame = (PyUIFrameObject*)o;
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self->data->push_back(frame->data);
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}
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if (PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Caption")))
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{
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PyUICaptionObject* caption = (PyUICaptionObject*)o;
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self->data->push_back(caption->data);
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}
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if (PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Sprite")))
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{
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PyUISpriteObject* sprite = (PyUISpriteObject*)o;
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self->data->push_back(sprite->data);
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}
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if (PyObject_IsInstance(o, PyObject_GetAttrString(McRFPy_API::mcrf_module, "Grid")))
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{
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PyUIGridObject* grid = (PyUIGridObject*)o;
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self->data->push_back(grid->data);
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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PyObject* UICollection::remove(PyUICollectionObject* self, PyObject* o)
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{
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if (!PyLong_Check(o))
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{
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PyErr_SetString(PyExc_TypeError, "UICollection.remove requires an integer index to remove");
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return NULL;
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}
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long index = PyLong_AsLong(o);
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if (index >= self->data->size())
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{
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PyErr_SetString(PyExc_ValueError, "Index out of range");
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return NULL;
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}
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else if (index < 0)
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{
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PyErr_SetString(PyExc_NotImplementedError, "reverse indexing is not implemented.");
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return NULL;
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}
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// release the shared pointer at self->data[index];
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self->data->erase(self->data->begin() + index);
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Py_INCREF(Py_None);
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return Py_None;
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}
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PyMethodDef UICollection::methods[] = {
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{"append", (PyCFunction)UICollection::append, METH_O},
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//{"extend", (PyCFunction)PyUICollection_extend, METH_O}, // TODO
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{"remove", (PyCFunction)UICollection::remove, METH_O},
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{NULL, NULL, 0, NULL}
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};
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PyObject* UICollection::repr(PyUICollectionObject* self)
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{
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std::ostringstream ss;
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if (!self->data) ss << "<UICollection (invalid internal object)>";
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else {
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ss << "<UICollection (" << self->data->size() << " child objects)>";
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}
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std::string repr_str = ss.str();
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return PyUnicode_DecodeUTF8(repr_str.c_str(), repr_str.size(), "replace");
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}
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int UICollection::init(PyUICollectionObject* self, PyObject* args, PyObject* kwds)
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{
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PyErr_SetString(PyExc_TypeError, "UICollection cannot be instantiated: a C++ data source is required.");
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return -1;
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}
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PyObject* UICollection::iter(PyUICollectionObject* self)
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{
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PyUICollectionIterObject* iterObj;
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iterObj = (PyUICollectionIterObject*)PyUICollectionIterType.tp_alloc(&PyUICollectionIterType, 0);
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if (iterObj == NULL) {
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return NULL; // Failed to allocate memory for the iterator object
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}
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iterObj->data = self->data;
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iterObj->index = 0;
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iterObj->start_size = self->data->size();
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return (PyObject*)iterObj;
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}
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@ -1,53 +1,95 @@
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#pragma once
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#include "Common.h"
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#include "Python.h"
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#include "structmember.h"
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#include "IndexTexture.h"
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#include "Resources.h"
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#include <list>
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#include "PyCallable.h"
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#include "PyTexture.h"
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#include "PyColor.h"
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#include "PyVector.h"
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#include "PyFont.h"
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#include "UIDrawable.h"
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class UICollectionIter
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{
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// really more of a namespace: all the members are public and static. But being consistent with other UI objects
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public:
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static int init(PyUICollectionIterObject* self, PyObject* args, PyObject* kwds);
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static PyObject* next(PyUICollectionIterObject* self);
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static PyObject* repr(PyUICollectionIterObject* self);
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};
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class UICollection
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{
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// really more of a namespace: all the members are public and static. But being consistent with other UI objects
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public:
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static Py_ssize_t len(PyUICollectionObject* self);
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static PyObject* getitem(PyUICollectionObject* self, Py_ssize_t index);
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static PySequenceMethods sqmethods;
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static PyObject* append(PyUICollectionObject* self, PyObject* o);
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static PyObject* remove(PyUICollectionObject* self, PyObject* o);
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static PyMethodDef methods[];
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static PyObject* repr(PyUICollectionObject* self);
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static int init(PyUICollectionObject* self, PyObject* args, PyObject* kwds);
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static PyObject* iter(PyUICollectionObject* self);
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};
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#include "UICaption.h"
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#include "UIFrame.h"
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#include "UISprite.h"
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#include "UIGrid.h"
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namespace mcrfpydef {
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typedef struct {
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PyObject_HEAD
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std::shared_ptr<std::vector<std::shared_ptr<UIDrawable>>> data;
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int index;
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int start_size;
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} PyUICollectionIterObject;
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//TODO: add this method to class scope; move implementation to .cpp file
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static int PyUICollectionIter_init(PyUICollectionIterObject* self, PyObject* args, PyObject* kwds)
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{
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PyErr_SetString(PyExc_TypeError, "UICollection cannot be instantiated: a C++ data source is required.");
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return -1;
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}
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//TODO: add this method to class scope; move implementation to .cpp file
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static PyObject* PyUICollectionIter_next(PyUICollectionIterObject* self)
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{
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if (self->data->size() != self->start_size)
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{
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PyErr_SetString(PyExc_RuntimeError, "collection changed size during iteration");
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return NULL;
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}
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if (self->index > self->start_size - 1)
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{
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PyErr_SetNone(PyExc_StopIteration);
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return NULL;
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}
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self->index++;
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auto vec = self->data.get();
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if (!vec)
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{
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PyErr_SetString(PyExc_RuntimeError, "the collection store returned a null pointer");
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return NULL;
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}
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auto target = (*vec)[self->index-1];
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// TODO build PyObject* of the correct UIDrawable subclass to return
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//return py_instance(target);
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return NULL;
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}
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//TODO: add this method to class scope; move implementation to .cpp file
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static PyObject* PyUICollectionIter_repr(PyUICollectionIterObject* self)
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{
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std::ostringstream ss;
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if (!self->data) ss << "<UICollectionIter (invalid internal object)>";
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else {
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ss << "<UICollectionIter (" << self->data->size() << " child objects, @ index " << self->index << ")>";
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}
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std::string repr_str = ss.str();
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return PyUnicode_DecodeUTF8(repr_str.c_str(), repr_str.size(), "replace");
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}
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static PyTypeObject PyUICollectionIterType = {
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//PyVarObject_HEAD_INIT(NULL, 0)
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.tp_name = "mcrfpy.UICollectionIter",
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.tp_basicsize = sizeof(PyUICollectionIterObject),
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.tp_itemsize = 0,
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//TODO - as static method, not inline lambda def, please
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.tp_dealloc = (destructor)[](PyObject* self)
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{
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PyUICollectionIterObject* obj = (PyUICollectionIterObject*)self;
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obj->data.reset();
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Py_TYPE(self)->tp_free(self);
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},
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.tp_repr = (reprfunc)UICollectionIter::repr,
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.tp_repr = (reprfunc)PyUICollectionIter_repr,
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.tp_flags = Py_TPFLAGS_DEFAULT,
|
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.tp_doc = PyDoc_STR("Iterator for a collection of UI objects"),
|
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.tp_iternext = (iternextfunc)UICollectionIter::next,
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.tp_iternext = (iternextfunc)PyUICollectionIter_next,
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//.tp_getset = PyUICollection_getset,
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.tp_init = (initproc)UICollectionIter::init, // just raise an exception
|
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//TODO - as static method, not inline lambda def, please
|
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.tp_init = (initproc)PyUICollectionIter_init, // just raise an exception
|
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.tp_new = [](PyTypeObject* type, PyObject* args, PyObject* kwds) -> PyObject*
|
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{
|
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PyErr_SetString(PyExc_TypeError, "UICollection cannot be instantiated: a C++ data source is required.");
|
||||
|
|
@ -55,27 +97,176 @@ namespace mcrfpydef {
|
|||
}
|
||||
};
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static Py_ssize_t PyUICollection_len(PyUICollectionObject* self) {
|
||||
return self->data->size();
|
||||
}
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static PyObject* PyUICollection_getitem(PyUICollectionObject* self, Py_ssize_t index) {
|
||||
// build a Python version of item at self->data[index]
|
||||
// Copy pasted::
|
||||
auto vec = self->data.get();
|
||||
if (!vec)
|
||||
{
|
||||
PyErr_SetString(PyExc_RuntimeError, "the collection store returned a null pointer");
|
||||
return NULL;
|
||||
}
|
||||
while (index < 0) index += self->data->size();
|
||||
if (index > self->data->size() - 1)
|
||||
{
|
||||
PyErr_SetString(PyExc_IndexError, "UICollection index out of range");
|
||||
return NULL;
|
||||
}
|
||||
auto target = (*vec)[index];
|
||||
RET_PY_INSTANCE(target);
|
||||
return NULL;
|
||||
|
||||
|
||||
}
|
||||
|
||||
//TODO: add this static array to class scope; move implementation to .cpp file
|
||||
static PySequenceMethods PyUICollection_sqmethods = {
|
||||
.sq_length = (lenfunc)PyUICollection_len,
|
||||
.sq_item = (ssizeargfunc)PyUICollection_getitem,
|
||||
//.sq_item_by_index = PyUICollection_getitem
|
||||
//.sq_slice - return a subset of the iterable
|
||||
//.sq_ass_item - called when `o[x] = y` is executed (x is any object type)
|
||||
//.sq_ass_slice - cool; no thanks, for now
|
||||
//.sq_contains - called when `x in o` is executed
|
||||
//.sq_ass_item_by_index - called when `o[x] = y` is executed (x is explictly an integer)
|
||||
};
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static PyObject* PyUICollection_append(PyUICollectionObject* self, PyObject* o)
|
||||
{
|
||||
// if not UIDrawable subclass, reject it
|
||||
// self->data->push_back( c++ object inside o );
|
||||
|
||||
// this would be a great use case for .tp_base
|
||||
if (!PyObject_IsInstance(o, (PyObject*)&PyUIFrameType) &&
|
||||
!PyObject_IsInstance(o, (PyObject*)&PyUISpriteType) &&
|
||||
!PyObject_IsInstance(o, (PyObject*)&PyUICaptionType) &&
|
||||
!PyObject_IsInstance(o, (PyObject*)&PyUIGridType)
|
||||
)
|
||||
{
|
||||
PyErr_SetString(PyExc_TypeError, "Only Frame, Caption, Sprite, and Grid objects can be added to UICollection");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (PyObject_IsInstance(o, (PyObject*)&PyUIFrameType))
|
||||
{
|
||||
PyUIFrameObject* frame = (PyUIFrameObject*)o;
|
||||
self->data->push_back(frame->data);
|
||||
}
|
||||
if (PyObject_IsInstance(o, (PyObject*)&PyUICaptionType))
|
||||
{
|
||||
PyUICaptionObject* caption = (PyUICaptionObject*)o;
|
||||
self->data->push_back(caption->data);
|
||||
}
|
||||
if (PyObject_IsInstance(o, (PyObject*)&PyUISpriteType))
|
||||
{
|
||||
PyUISpriteObject* sprite = (PyUISpriteObject*)o;
|
||||
self->data->push_back(sprite->data);
|
||||
}
|
||||
if (PyObject_IsInstance(o, (PyObject*)&PyUIGridType))
|
||||
{
|
||||
PyUIGridObject* grid = (PyUIGridObject*)o;
|
||||
self->data->push_back(grid->data);
|
||||
}
|
||||
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
}
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static PyObject* PyUICollection_remove(PyUICollectionObject* self, PyObject* o)
|
||||
{
|
||||
if (!PyLong_Check(o))
|
||||
{
|
||||
PyErr_SetString(PyExc_TypeError, "UICollection.remove requires an integer index to remove");
|
||||
return NULL;
|
||||
}
|
||||
long index = PyLong_AsLong(o);
|
||||
if (index >= self->data->size())
|
||||
{
|
||||
PyErr_SetString(PyExc_ValueError, "Index out of range");
|
||||
return NULL;
|
||||
}
|
||||
else if (index < 0)
|
||||
{
|
||||
PyErr_SetString(PyExc_NotImplementedError, "reverse indexing is not implemented.");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// release the shared pointer at self->data[index];
|
||||
self->data->erase(self->data->begin() + index);
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
}
|
||||
|
||||
//TODO: add this static array to class scope; move implementation to .cpp file
|
||||
static PyMethodDef PyUICollection_methods[] = {
|
||||
{"append", (PyCFunction)PyUICollection_append, METH_O},
|
||||
//{"extend", (PyCFunction)PyUICollection_extend, METH_O}, // TODO
|
||||
{"remove", (PyCFunction)PyUICollection_remove, METH_O},
|
||||
{NULL, NULL, 0, NULL}
|
||||
};
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static PyObject* PyUICollection_repr(PyUICollectionObject* self)
|
||||
{
|
||||
std::ostringstream ss;
|
||||
if (!self->data) ss << "<UICollection (invalid internal object)>";
|
||||
else {
|
||||
ss << "<UICollection (" << self->data->size() << " child objects)>";
|
||||
}
|
||||
std::string repr_str = ss.str();
|
||||
return PyUnicode_DecodeUTF8(repr_str.c_str(), repr_str.size(), "replace");
|
||||
}
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static int PyUICollection_init(PyUICollectionObject* self, PyObject* args, PyObject* kwds)
|
||||
{
|
||||
PyErr_SetString(PyExc_TypeError, "UICollection cannot be instantiated: a C++ data source is required.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
//TODO: add this method to class scope; move implementation to .cpp file
|
||||
static PyObject* PyUICollection_iter(PyUICollectionObject* self)
|
||||
{
|
||||
PyUICollectionIterObject* iterObj;
|
||||
iterObj = (PyUICollectionIterObject*)PyUICollectionIterType.tp_alloc(&PyUICollectionIterType, 0);
|
||||
if (iterObj == NULL) {
|
||||
return NULL; // Failed to allocate memory for the iterator object
|
||||
}
|
||||
|
||||
iterObj->data = self->data;
|
||||
iterObj->index = 0;
|
||||
iterObj->start_size = self->data->size();
|
||||
|
||||
return (PyObject*)iterObj;
|
||||
}
|
||||
|
||||
static PyTypeObject PyUICollectionType = {
|
||||
//PyVarObject_/HEAD_INIT(NULL, 0)
|
||||
.tp_name = "mcrfpy.UICollection",
|
||||
.tp_basicsize = sizeof(PyUICollectionObject),
|
||||
.tp_itemsize = 0,
|
||||
//TODO - as static method, not inline lambda def, please
|
||||
.tp_dealloc = (destructor)[](PyObject* self)
|
||||
{
|
||||
PyUICollectionObject* obj = (PyUICollectionObject*)self;
|
||||
obj->data.reset();
|
||||
Py_TYPE(self)->tp_free(self);
|
||||
},
|
||||
.tp_repr = (reprfunc)UICollection::repr,
|
||||
.tp_as_sequence = &UICollection::sqmethods,
|
||||
.tp_repr = (reprfunc)PyUICollection_repr,
|
||||
.tp_as_sequence = &PyUICollection_sqmethods,
|
||||
.tp_flags = Py_TPFLAGS_DEFAULT,
|
||||
.tp_doc = PyDoc_STR("Iterable, indexable collection of UI objects"),
|
||||
.tp_iter = (getiterfunc)UICollection::iter,
|
||||
.tp_methods = UICollection::methods, // append, remove
|
||||
.tp_iter = (getiterfunc)PyUICollection_iter,
|
||||
.tp_methods = PyUICollection_methods, // append, remove
|
||||
//.tp_getset = PyUICollection_getset,
|
||||
.tp_init = (initproc)UICollection::init, // just raise an exception
|
||||
//TODO - as static method, not inline lambda def, please
|
||||
.tp_init = (initproc)PyUICollection_init, // just raise an exception
|
||||
.tp_new = [](PyTypeObject* type, PyObject* args, PyObject* kwds) -> PyObject*
|
||||
{
|
||||
// Does PyUICollectionType need __new__ if it's not supposed to be instantiable by the user?
|
||||
|
|
|
|||
|
|
@ -48,13 +48,6 @@ typedef struct {
|
|||
std::shared_ptr<std::vector<std::shared_ptr<UIDrawable>>> data;
|
||||
} PyUICollectionObject;
|
||||
|
||||
typedef struct {
|
||||
PyObject_HEAD
|
||||
std::shared_ptr<std::vector<std::shared_ptr<UIDrawable>>> data;
|
||||
int index;
|
||||
int start_size;
|
||||
} PyUICollectionIterObject;
|
||||
|
||||
namespace mcrfpydef {
|
||||
//PyObject* py_instance(std::shared_ptr<UIDrawable> source);
|
||||
// This function segfaults on tp_alloc for an unknown reason, but works inline with mcrfpydef:: methods.
|
||||
|
|
|
|||
Loading…
Reference in New Issue