public static bool duk_get_delegate <T>(IntPtr ctx, int idx, out T o)
where T : class
{
if (DuktapeDLL.duk_is_object(ctx, idx) ||/* && check if js delegate type (hidden property) */
DuktapeDLL.duk_is_function(ctx, idx))
{
DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE_WEAK);
var refid = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeDLL.duk_pop(ctx);
var cache = DuktapeVM.GetObjectCache(ctx);
DuktapeDelegate fn;
if (cache.TryGetTypedWeakObject(refid, out fn) && fn != null)
{
o = fn.target as T;
return(true);
}
// 默认赋值操作
DuktapeDLL.duk_dup(ctx, idx);
var heapptr = DuktapeDLL.duk_get_heapptr(ctx, idx);
fn = new DuktapeDelegate(ctx, DuktapeDLL.duk_unity_ref(ctx));
var vm = DuktapeVM.GetVM(ctx);
o = vm.CreateDelegate(typeof(T), fn) as T;
// DuktapeDelegate 拥有 js 对象的强引用, 此 js 对象无法释放 cache 中的 object, 所以这里用弱引用注册
// 会出现的问题是, 如果 c# 没有对 DuktapeDelegate 的强引用, 那么反复 get_delegate 会重复创建 DuktapeDelegate
refid = cache.AddWeakObject(fn);
DuktapeDLL.duk_unity_set_prop_i(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE_WEAK, refid);
cache.AddJSValue(o, heapptr);
return(true);
}
o = null;
return(false);
}
public static bool duk_get_type(IntPtr ctx, int idx, out Type o)
{
if (DuktapeDLL.duk_is_string(ctx, idx))
{
var name = DuktapeDLL.duk_get_string(ctx, idx);
o = DuktapeAux.GetType(name);
return(o != null);
}
else
{
//TODO: 增加一个隐藏属性记录jsobject对应类型 (constructor, object)
if (DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_EXPORTED_REFID))
{
var vm = DuktapeVM.GetVM(ctx);
var refid = DuktapeDLL.duk_get_uint(ctx, -1);
DuktapeDLL.duk_pop(ctx);
o = vm.GetExportedType(refid);
// Debug.Log($"get type from exported registry {o}:{refid}");
return(o != null);
}
else if (DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE))
{
var cache = DuktapeVM.GetObjectCache(ctx);
var refid = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeDLL.duk_pop(ctx);
cache.TryGetTypedObject(refid, out o);
// Debug.Log($"get type from objectcache registry {o}:{refid}");
return(o != null);
}
}
o = null;
return(false);
}
public static bool duk_get_primitive_array(IntPtr ctx, int idx, out byte[] o)
{
if (DuktapeDLL.duk_is_array(ctx, idx))
{
var length = DuktapeDLL.duk_unity_get_length(ctx, idx);
var nidx = DuktapeDLL.duk_normalize_index(ctx, idx);
o = new byte[length];
for (var i = 0U; i < length; i++)
{
DuktapeDLL.duk_get_prop_index(ctx, idx, i);
byte e;
e = (byte)DuktapeDLL.duk_get_int(ctx, -1); // duk_get_primitive(ctx, -1, out e);
o[i] = e;
DuktapeDLL.duk_pop(ctx);
}
return(true);
}
if (DuktapeDLL.duk_is_buffer_data(ctx, idx))
{
uint length;
var pointer = DuktapeDLL.duk_unity_get_buffer_data(ctx, idx, out length);
o = new byte[length];
Marshal.Copy(pointer, o, 0, (int)length);
return(true);
}
duk_get_classvalue <byte[]>(ctx, idx, out o);
return(true);
}
protected static int object_dtor(IntPtr ctx)
{
if (DuktapeDLL.duk_get_prop_string(ctx, 0, DuktapeVM.OBJ_PROP_NATIVE))
{
var id = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeVM.GetObjectCache(ctx)?.RemoveObject(id);
}
DuktapeDLL.duk_pop(ctx); // pop native
return(0);
}
public static int ClearTimer(IntPtr ctx)
{
if (DuktapeDLL.duk_is_number(ctx, 0))
{
var id = DuktapeDLL.duk_get_int(ctx, 0);
DuktapeDLL.duk_push_boolean(ctx, DuktapeRunner.Clear(id));
return(1);
}
return(0);
}
// public static bool duk_rebind_this(IntPtr ctx, Matrix4x4 o)
// {
// DuktapeDLL.duk_push_this(ctx);
// DuktapeDLL.duk_unity_put16f(ctx, -1, ...);
// DuktapeDLL.duk_pop(ctx);
// return true;
// }
public static bool duk_get_native_refid(IntPtr ctx, int idx, out int id)
{
if (!DuktapeDLL.duk_is_null_or_undefined(ctx, idx))
{
if (DuktapeDLL.duk_unity_get_refid(ctx, idx, out id))
{
id = DuktapeDLL.duk_get_int(ctx, -1);
return(true);
}
}
id = 0;
return(false);
}
public static int SetTimeout(IntPtr ctx)
{
DuktapeFunction fn;
var idx = _GetTimerFunction(ctx, out fn);
if (idx < 0)
{
var id = DuktapeRunner.SetTimeout(fn, DuktapeDLL.duk_get_int(ctx, 1));
DuktapeDLL.duk_push_uint(ctx, id);
return(1);
}
return(DuktapeDLL.duk_generic_error(ctx, "invalid arg " + idx));
}
// public static bool duk_rebind_this(IntPtr ctx, Matrix4x4 o)
// {
// DuktapeDLL.duk_push_this(ctx);
// DuktapeDLL.duk_unity_put16f(ctx, -1, ...);
// DuktapeDLL.duk_pop(ctx);
// return true;
// }
public static bool duk_get_native_refid(IntPtr ctx, int idx, out int id)
{
if (!DuktapeDLL.duk_is_null_or_undefined(ctx, idx))
{
if (DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE))
{
id = DuktapeDLL.duk_get_int(ctx, -1);
return(true);
}
DuktapeDLL.duk_pop(ctx); // pop OBJ_PROP_NATIVE
}
id = 0;
return(false);
}
public static bool duk_get_cached_object(IntPtr ctx, int idx, out object o)
{
if (DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE))
{
var id = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeDLL.duk_pop(ctx);
return(DuktapeVM.GetObjectCache(ctx).TryGetObject(id, out o));
}
else
{
DuktapeDLL.duk_pop(ctx);
}
o = null;
return(false);
}
//
public int GetIntValue(int index)
{
var ctx = _context.rawValue;
this.Push(ctx);
DuktapeDLL.duk_get_prop_index(ctx, -1, (uint)index);
var res = 0;
if (DuktapeDLL.duk_is_number(ctx, -1))
{
res = DuktapeDLL.duk_get_int(ctx, -1);
}
DuktapeDLL.duk_pop_2(ctx);
return(res);
}
protected static void duk_add_event(IntPtr ctx, string name, DuktapeDLL.duk_c_function add_op, DuktapeDLL.duk_c_function remove_op, int idx)
{
idx = DuktapeDLL.duk_normalize_index(ctx, idx);
DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE); // 直接在 event object 上复制主对象的引用id
var refid = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeDLL.duk_pop(ctx);
DuktapeDLL.duk_push_object(ctx);
DuktapeDLL.duk_unity_set_prop_i(ctx, -1, DuktapeVM.OBJ_PROP_NATIVE, refid);
DuktapeDLL.duk_push_c_function(ctx, add_op, 1);
DuktapeDLL.duk_put_prop_string(ctx, -2, "on");
DuktapeDLL.duk_push_c_function(ctx, remove_op, 1);
DuktapeDLL.duk_put_prop_string(ctx, -2, "off");
DuktapeDLL.duk_put_prop_string(ctx, idx, name);
}
public static bool duk_rebind_native(IntPtr ctx, int idx, object o)
{
if (DuktapeDLL.duk_is_null_or_undefined(ctx, idx)) // or check for object?
{
return(true);
}
if (DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE))
{
var id = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeDLL.duk_pop(ctx); // pop OBJ_PROP_NATIVE
return(DuktapeVM.GetObjectCache(ctx).ReplaceObject(id, o));
}
else
{
DuktapeDLL.duk_pop(ctx);
}
return(false);
}
public static bool duk_get_primitive_array(IntPtr ctx, int idx, out sbyte[] o)
{
if (DuktapeDLL.duk_is_array(ctx, idx))
{
var length = DuktapeDLL.duk_unity_get_length(ctx, idx);
var nidx = DuktapeDLL.duk_normalize_index(ctx, idx);
o = new sbyte[length];
for (var i = 0U; i < length; i++)
{
DuktapeDLL.duk_get_prop_index(ctx, idx, i);
sbyte e;
e = (sbyte)DuktapeDLL.duk_get_int(ctx, -1); // duk_get_primitive(ctx, -1, out e);
o[i] = e;
DuktapeDLL.duk_pop(ctx);
}
return(true);
}
duk_get_classvalue <sbyte[]>(ctx, idx, out o);
return(true);
}
protected static void duk_add_event_instanced(IntPtr ctx, string name, DuktapeDLL.duk_c_function add_op, DuktapeDLL.duk_c_function remove_op, int idx)
{
idx = DuktapeDLL.duk_normalize_index(ctx, idx);
DuktapeDLL.duk_get_prop_string(ctx, idx, DuktapeVM.OBJ_PROP_NATIVE); // 直接在 event object 上复制主对象的引用id
var refid = DuktapeDLL.duk_get_int(ctx, -1);
DuktapeDLL.duk_pop(ctx);
DuktapeDLL.duk_push_object(ctx); // [evtobj]
DuktapeDLL.duk_unity_set_prop_i(ctx, -1, DuktapeVM.OBJ_PROP_NATIVE, refid);
DuktapeDLL.duk_push_string(ctx, name); // [evtobj, name]
DuktapeDLL.duk_dup(ctx, -2); // [evtobj, name, evtobj]
DuktapeDLL.duk_push_c_function(ctx, add_op, 1);
DuktapeDLL.duk_put_prop_string(ctx, -2, "on");
DuktapeDLL.duk_push_c_function(ctx, remove_op, 1);
DuktapeDLL.duk_put_prop_string(ctx, -2, "off");
// [evtobj, name, evtobj]
DuktapeDLL.duk_def_prop(ctx, idx, DuktapeDLL.DUK_DEFPROP_HAVE_VALUE
| DuktapeDLL.DUK_DEFPROP_SET_ENUMERABLE
| DuktapeDLL.DUK_DEFPROP_CLEAR_CONFIGURABLE);
// [evtobj]
}
public static bool duk_get_primitive(IntPtr ctx, int idx, out byte o)
{
o = (byte)DuktapeDLL.duk_get_int(ctx, idx); // no check
return(true);
}
public static bool duk_get_structvalue(IntPtr ctx, int idx, out LayerMask o)
{
o = (LayerMask)DuktapeDLL.duk_get_int(ctx, idx);
return(true);
}
