Color container type for Python working. I still need to implement UIFrame using it.
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4 changed files with 159 additions and 240 deletions
238
src/UI.h
238
src/UI.h
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@ -17,9 +17,16 @@ public:
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class UIFrame: public UIDrawable
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{
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public:
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sf::RectangleShape box;
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UIFrame(float, float, float, float);
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UIFrame();
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//sf::RectangleShape box;
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//Simulate RectangleShape
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sf::Color fillColor, outlineColor;
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float x, y, w, h, outline;
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std::vector<UIDrawable*> children;
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void render(sf::Vector2f) override final;
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void move(sf::Vector2f);
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};
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class UICaption: public UIDrawable
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@ -39,7 +46,112 @@ public:
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};
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namespace mcrfpydef {
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// Color Definitions
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// struct, members, new, set_member, PyTypeObject
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typedef struct {
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PyObject_HEAD
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sf::Color color;
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} PyColorObject;
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static PyMemberDef PyColor_members[]
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{
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{"r", T_BYTE, offsetof(PyColorObject, color.r), 0},
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{"g", T_BYTE, offsetof(PyColorObject, color.g), 0},
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{"b", T_BYTE, offsetof(PyColorObject, color.b), 0},
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{"a", T_BYTE, offsetof(PyColorObject, color.a), 0},
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{NULL}
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};
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static PyObject* PyColor_new(PyTypeObject* type, PyObject* args, PyObject* kwds)
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{
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PyColorObject* self = (PyColorObject*)type->tp_alloc(type, 0);
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if (self != NULL)
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{
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self->color.r = 0;
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self->color.g = 0;
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self->color.b = 0;
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self->color.a = 255;
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}
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return (PyObject*) self;
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}
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static PyObject* PyColor_get_member(PyColorObject* self, void* closure)
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{
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auto member_ptr = reinterpret_cast<long>(closure);
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if (member_ptr == offsetof(PyColorObject, color.r))
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return PyLong_FromLong(self->color.r);
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else if (member_ptr == offsetof(PyColorObject, color.g))
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return PyLong_FromLong(self->color.g);
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else if (member_ptr == offsetof(PyColorObject, color.b))
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return PyLong_FromLong(self->color.b);
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else if (member_ptr == offsetof(PyColorObject, color.a))
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return PyLong_FromLong(self->color.a);
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else
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{
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PyErr_SetString(PyExc_AttributeError, "Invalid attribute");
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return nullptr;
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}
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}
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static int PyColor_set_member(PyColorObject* self, PyObject* value, void* closure)
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{
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if (PyLong_Check(value))
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{
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long int_val = PyLong_AsLong(value);
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if (int_val < 0)
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int_val = 0;
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else if (int_val > 255)
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int_val = 255;
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auto member_ptr = reinterpret_cast<long>(closure);
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if (member_ptr == offsetof(PyColorObject, color.r))
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self->color.r = static_cast<sf::Uint8>(int_val);
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else if (member_ptr == offsetof(PyColorObject, color.g))
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self->color.g = static_cast<sf::Uint8>(int_val);
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else if (member_ptr == offsetof(PyColorObject, color.b))
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self->color.b = static_cast<sf::Uint8>(int_val);
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else if (member_ptr == offsetof(PyColorObject, color.a))
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self->color.a = static_cast<sf::Uint8>(int_val);
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}
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else
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{
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PyErr_SetString(PyExc_TypeError, "Value must be an integer.");
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return -1;
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}
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return 0;
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}
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static PyGetSetDef PyColor_getsetters[] = {
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{"r", (getter)PyColor_get_member, (setter)PyColor_set_member, "Red component", (void*)offsetof(PyColorObject, color.r)},
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{"g", (getter)PyColor_get_member, (setter)PyColor_set_member, "Green component", (void*)offsetof(PyColorObject, color.g)},
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{"b", (getter)PyColor_get_member, (setter)PyColor_set_member, "Blue component", (void*)offsetof(PyColorObject, color.b)},
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{"a", (getter)PyColor_get_member, (setter)PyColor_set_member, "Alpha component", (void*)offsetof(PyColorObject, color.a)},
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{NULL}
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};
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static PyTypeObject PyColorType = {
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//PyVarObject_HEAD_INIT(NULL, 0)
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.tp_name = "mcrfpy.Color",
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.tp_basicsize = sizeof(PyColorObject),
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.tp_itemsize = 0,
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//.tp_dealloc = [](PyObject* obj) { Py_TYPE(obj)->tp_free(obj); },
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//.tp_repr = (reprfunc)PyUIFrame_repr,
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//.tp_hash = NULL,
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//.tp_iter
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//.tp_iternext
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.tp_flags = Py_TPFLAGS_DEFAULT,
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.tp_doc = PyDoc_STR("SFML Color object (RGBA)"),
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//.tp_methods = PyUIFrame_methods,
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//.tp_members = PyColor_members,
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.tp_getset = PyColor_getsetters,
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//.tp_base = NULL,
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//.tp_init = (initproc)PyUIFrame_init,
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.tp_new = PyColor_new, //PyType_GenericNew ?
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};
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// UIFrame Definitions
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// new, init, repr, set_size, methods, members, PyTypeObject
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static PyObject* PyUIFrame_new(PyTypeObject* type, PyObject* args, PyObject* kwds)
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{
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@ -80,9 +192,9 @@ namespace mcrfpydef {
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static PyObject* PyUIFrame_setSize(UIFrame* self, PyObject* args)
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{
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float w, h;
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if (!PyArg_ParseTuple(args, "ff", &w, &h)) return (PyObject*)-1;
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self->box.setSize(sf::Vector2f(w, h));
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//float w, h;
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if (!PyArg_ParseTuple(args, "ff", &self->w, &self->h)) return (PyObject*)-1;
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//self->box.setSize(sf::Vector2f(w, h));
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Py_INCREF(Py_None);
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//return PyFloat_FromDouble(mag);
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return Py_None;
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@ -103,7 +215,6 @@ namespace mcrfpydef {
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static PyTypeObject PyUIFrameType = {
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//PyVarObject_HEAD_INIT(NULL, 0)
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//.tp_base = NULL,
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.tp_name = "mcrfpy.UIFrame",
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.tp_basicsize = sizeof(UIFrame),
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.tp_itemsize = 0,
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@ -114,123 +225,12 @@ namespace mcrfpydef {
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//.tp_iternext
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.tp_flags = Py_TPFLAGS_DEFAULT,
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.tp_doc = PyDoc_STR("Custom UIFrame object"),
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//.tp_methods = PyUIFrame_methods,
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.tp_methods = PyUIFrame_methods,
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//.tp_members = PyUIFrame_members,
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//.tp_base = NULL,
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.tp_init = (initproc)PyUIFrame_init,
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.tp_new = PyUIFrame_new, //PyType_GenericNew ?
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};
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// module
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/*
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static PyModuleDef ui_module = {
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PyModuleDef_HEAD_INIT,
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.m_name = "ui",
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.m_size = -1,
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};
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PyMODINIT_FUNC PyInit_my_module(void) {
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PyObject* module = PyModule_Create(&my_module);
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if (module == NULL) {
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return NULL;
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}
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if (PyType_Ready(&MyType_Type) < 0) {
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return NULL;
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}
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Py_INCREF(&MyType_Type);
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PyModule_AddObject(module, "UIFrame", (PyObject*)&MyType_Type);
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return module;
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}
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*/
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// Point class example
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class Point
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{
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public:
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float x, y;
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float magnitude() {
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return std::sqrt(x*x + y*y);
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}
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};
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static PyObject* PyPoint_new(PyTypeObject* type, PyObject* args, PyObject* kwds)
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{
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Point* self;
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self = (Point*)type->tp_alloc(type, 0);
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if (self != nullptr)
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{
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self->x = 0.0f;
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self->y = 0.0f;
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}
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return (PyObject*)self;
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}
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// Method to initialize the Point object
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static int PyPoint_init(Point* self, PyObject* args, PyObject* kwds)
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{
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static const char* keywords[] = { "x", "y", nullptr };
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float x = 0.0f, y = 0.0f;
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if (!PyArg_ParseTupleAndKeywords(args, kwds, "|ff", const_cast<char**>(keywords), &x, &y))
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{
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return -1;
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}
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self->x = x;
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self->y = y;
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return 0;
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}
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// Method to calculate the magnitude of the Point
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static PyObject* PyPoint_magnitude(Point* self)
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{
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float mag = self->magnitude();
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return PyFloat_FromDouble(mag);
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}
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static PyMethodDef PyPoint_methods[] = {
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{"magnitude", (PyCFunction)PyPoint_magnitude, METH_NOARGS,
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"Vector length, or distance from origin."},
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{NULL, NULL, 0, NULL}
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};
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static PyMemberDef PyPoint_members[] = {
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{"x", T_FLOAT, offsetof(Point, x), 0},
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{"y", T_FLOAT, offsetof(Point, y), 0},
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{NULL}
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};
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static PyTypeObject PyPointType = {
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.tp_name = "mcrfpy.Point",
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.tp_basicsize = sizeof(Point),
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//.tp_itemsize = 0,
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//.tp_dealloc = NULL,
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//.tp_repr = NULL,
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//.tp_hash = NULL,
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//.tp_iter
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//.tp_iternext
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.tp_flags = Py_TPFLAGS_DEFAULT,
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//.tp_doc = PyDoc_STR("Custom point object. (x, y)"),
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//.tp_methods = PyPoint_methods,
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//.tp_members = PyPoint_members,
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//.tp_init = (initproc)PyPoint_init,
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//.tp_new = PyPoint_new, //PyType_GenericNew ?
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};
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/*
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static PyModuleDef PyPointModule = {
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PyModuleDef_HEAD_INIT,
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.m_name = "point",
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.m_doc = "Custom point module.",
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.m_size = -1,
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//.m_methods = PyPoint_methods,
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};
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*/
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}
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}
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