McRogueFace/src/UIBase.h

135 lines
3.6 KiB
C++

#pragma once
#include "Python.h"
#include <memory>
class UIEntity;
typedef struct {
PyObject_HEAD
std::shared_ptr<UIEntity> data;
} PyUIEntityObject;
class UIFrame;
typedef struct {
PyObject_HEAD
std::shared_ptr<UIFrame> data;
} PyUIFrameObject;
class UICaption;
typedef struct {
PyObject_HEAD
std::shared_ptr<UICaption> data;
PyObject* font;
} PyUICaptionObject;
class UIGrid;
typedef struct {
PyObject_HEAD
std::shared_ptr<UIGrid> data;
} PyUIGridObject;
class UISprite;
typedef struct {
PyObject_HEAD
std::shared_ptr<UISprite> data;
} PyUISpriteObject;
// Common Python method implementations for UIDrawable-derived classes
// These template functions provide shared functionality for Python bindings
// get_bounds method implementation (#89)
template<typename T>
static PyObject* UIDrawable_get_bounds(T* self, PyObject* Py_UNUSED(args))
{
auto bounds = self->data->get_bounds();
return Py_BuildValue("(ffff)", bounds.left, bounds.top, bounds.width, bounds.height);
}
// move method implementation (#98)
template<typename T>
static PyObject* UIDrawable_move(T* self, PyObject* args)
{
float dx, dy;
if (!PyArg_ParseTuple(args, "ff", &dx, &dy)) {
return NULL;
}
self->data->move(dx, dy);
Py_RETURN_NONE;
}
// resize method implementation (#98)
template<typename T>
static PyObject* UIDrawable_resize(T* self, PyObject* args)
{
float w, h;
if (!PyArg_ParseTuple(args, "ff", &w, &h)) {
return NULL;
}
self->data->resize(w, h);
Py_RETURN_NONE;
}
// Macro to add common UIDrawable methods to a method array
#define UIDRAWABLE_METHODS \
{"get_bounds", (PyCFunction)UIDrawable_get_bounds<PyObjectType>, METH_NOARGS, \
"Get bounding box as (x, y, width, height)"}, \
{"move", (PyCFunction)UIDrawable_move<PyObjectType>, METH_VARARGS, \
"Move by relative offset (dx, dy)"}, \
{"resize", (PyCFunction)UIDrawable_resize<PyObjectType>, METH_VARARGS, \
"Resize to new dimensions (width, height)"}
// Property getters/setters for visible and opacity
template<typename T>
static PyObject* UIDrawable_get_visible(T* self, void* closure)
{
return PyBool_FromLong(self->data->visible);
}
template<typename T>
static int UIDrawable_set_visible(T* self, PyObject* value, void* closure)
{
if (!PyBool_Check(value)) {
PyErr_SetString(PyExc_TypeError, "visible must be a boolean");
return -1;
}
self->data->visible = PyObject_IsTrue(value);
return 0;
}
template<typename T>
static PyObject* UIDrawable_get_opacity(T* self, void* closure)
{
return PyFloat_FromDouble(self->data->opacity);
}
template<typename T>
static int UIDrawable_set_opacity(T* self, PyObject* value, void* closure)
{
float opacity;
if (PyFloat_Check(value)) {
opacity = PyFloat_AsDouble(value);
} else if (PyLong_Check(value)) {
opacity = PyLong_AsDouble(value);
} else {
PyErr_SetString(PyExc_TypeError, "opacity must be a number");
return -1;
}
// Clamp to valid range
if (opacity < 0.0f) opacity = 0.0f;
if (opacity > 1.0f) opacity = 1.0f;
self->data->opacity = opacity;
return 0;
}
// Macro to add common UIDrawable properties to a getsetters array
#define UIDRAWABLE_GETSETTERS \
{"visible", (getter)UIDrawable_get_visible<PyObjectType>, (setter)UIDrawable_set_visible<PyObjectType>, \
"Visibility flag", NULL}, \
{"opacity", (getter)UIDrawable_get_opacity<PyObjectType>, (setter)UIDrawable_set_opacity<PyObjectType>, \
"Opacity (0.0 = transparent, 1.0 = opaque)", NULL}
// UIEntity specializations are defined in UIEntity.cpp after UIEntity class is complete