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))
{
var heapptr = DuktapeDLL.duk_get_heapptr(ctx, idx);
var cache = DuktapeVM.GetObjectCache(ctx);
DuktapeDelegate fn;
if (cache.TryGetDelegate(heapptr, out fn))
{
// Debug.LogWarningFormat("cache hit {0}", heapptr);
o = fn.target as T;
return(true);
}
// 默认赋值操作
DuktapeDLL.duk_dup(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
// Debug.LogWarningFormat("cache create : {0}", heapptr);
cache.AddDelegate(heapptr, fn);
return(true);
}
o = null;
return(false);
}
private static int _GetTimerFunction(IntPtr ctx, out DuktapeFunction fn)
{
if (!DuktapeDLL.duk_is_function(ctx, 0))
{
fn = null;
return(0);
}
if (!DuktapeDLL.duk_is_number(ctx, 1))
{
fn = null;
return(1);
}
var top_index = DuktapeDLL.duk_get_top_index(ctx);
// Debug.Log($"_GetTimerFunction {top} ?? {DuktapeDLL.duk_get_top(ctx)}");
DuktapeValue[] argv = null;
if (top_index > 1)
{
argv = new DuktapeValue[top_index - 1];
for (var i = 2; i <= top_index; i++)
{
DuktapeDLL.duk_dup(ctx, i);
var argPtr = DuktapeDLL.duk_get_heapptr(ctx, -1);
argv[i - 2] = new DuktapeValue(ctx, DuktapeDLL.duk_unity_ref(ctx), argPtr);
}
}
DuktapeDLL.duk_dup(ctx, 0);
var fnPtr = DuktapeDLL.duk_get_heapptr(ctx, -1);
fn = new DuktapeFunction(ctx, DuktapeDLL.duk_unity_ref(ctx), fnPtr, argv);
return(-1);
}
public static bool duk_get_delegate <T>(IntPtr ctx, int idx, out T o)
where T : class
{
//TODO: 20200320 !!! 如果 o 不是 jsobject, 且是 Delegate 但不是 DuktapeDelegate, 则 ... 处理
if (DuktapeDLL.duk_is_object(ctx, idx) || DuktapeDLL.duk_is_function(ctx, idx))
{
var heapptr = DuktapeDLL.duk_get_heapptr(ctx, idx);
var cache = DuktapeVM.GetObjectCache(ctx);
DuktapeDelegate fn;
if (cache.TryGetDelegate(heapptr, out fn))
{
// Debug.LogWarningFormat("cache hit {0}", heapptr);
o = fn.target as T;
return(true);
}
// 默认赋值操作
DuktapeDLL.duk_dup(ctx, idx);
fn = new DuktapeDelegate(ctx, DuktapeDLL.duk_unity_ref(ctx), heapptr);
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
// Debug.LogWarningFormat("cache create : {0}", heapptr);
cache.AddDelegate(heapptr, fn);
return(true);
}
// else if (DuktapeDLL.duk_is_object(ctx, idx))
// {
// return duk_get_classvalue<T>(ctx, idx, out o);
// }
o = null;
return(false);
}
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);
}
private static void replace_by_builtin(IntPtr ctx, string t, uint k)
{
DuktapeDLL.duk_builtins_reg_get(ctx, k); // c
DuktapeDLL.duk_get_prop_string(ctx, -2, t); // cs
// copy static fields from c# to c
DuktapeDLL.duk_enum(ctx, -1, 0);
while (DuktapeDLL.duk_next(ctx, -1, true))
{
DuktapeDLL.duk_dup(ctx, -2);
if (!DuktapeDLL.duk_has_prop(ctx, -6))
{
DuktapeDLL.duk_put_prop(ctx, -5);
}
else
{
DuktapeDLL.duk_pop_2(ctx); // pop key and value
}
}
DuktapeDLL.duk_pop(ctx); // pop enum
DuktapeDLL.duk_get_prop_string(ctx, -2, "prototype"); // c prototype
DuktapeDLL.duk_get_prop_string(ctx, -2, "prototype"); // cs prototype <stack> [c, cs, c.prototype, cs.prototype]
DuktapeDLL.duk_set_prototype(ctx, -2); // c.prototype = cs.prototype <stack> [c, cs, c.prototype]
DuktapeDLL.duk_pop(ctx); // pop c.prototype
DuktapeDLL.duk_put_prop_string(ctx, -2, "_raw"); // cs._raw = c
DuktapeDLL.duk_put_prop_string(ctx, -2, t); // <global>
}
protected static void duk_begin_object(IntPtr ctx, string objectname, Type type)
{
DuktapeDLL.duk_push_object(ctx);
DuktapeDLL.duk_dup(ctx, -1);
// DuktapeDLL.duk_dup(ctx, -1);
// DuktapeVM.GetVM(ctx).AddExported(type, new DuktapeFunction(ctx, DuktapeDLL.duk_unity_ref(ctx)));
DuktapeDLL.duk_put_prop_string(ctx, -2, objectname);
}
protected static void duk_begin_special(IntPtr ctx, string name)
{
DuktapeDLL.duk_push_c_function(ctx, object_private_ctor, 0); // ctor
DuktapeDLL.duk_dup(ctx, -1);
DuktapeDLL.duk_dup(ctx, -1);
var typeValue = new DuktapeFunction(ctx, DuktapeDLL.duk_unity_ref(ctx)); // ctor, ctor
DuktapeVM.GetVM(ctx).AddSpecial(name, typeValue);
DuktapeDLL.duk_put_prop_string(ctx, -3, name); // ctor
DuktapeDLL.duk_push_object(ctx); // ctor, prototype
DuktapeDLL.duk_dup_top(ctx); // ctor, prototype, prototype
DuktapeDLL.duk_put_prop_string(ctx, -3, "prototype"); // ctor, prototype
}
public DuktapeThread(DuktapeFunction fn)
{
var ctx = fn.ctx;
var vm = DuktapeVM.GetContext(ctx).vm;
var idx = DuktapeDLL.duk_push_thread(ctx);
DuktapeDLL.duk_dup(ctx, -1);
var ptr = DuktapeDLL.duk_get_heapptr(ctx, -1);
_thread = new DuktapeValue(ctx, DuktapeDLL.duk_unity_ref(ctx), ptr);
_threadContext = new DuktapeContext(vm, DuktapeDLL.duk_get_context(ctx, idx));
if (fn.Push(_threadContext.rawValue))
{
}
DuktapeDLL.duk_pop(ctx);
}
protected static void duk_begin_class(IntPtr ctx, string typename, Type type, DuktapeDLL.duk_c_function ctor)
{
// Debug.LogFormat("begin class {0}", DuktapeDLL.duk_get_top(ctx));
DuktapeDLL.duk_push_c_function(ctx, ctor, DuktapeDLL.DUK_VARARGS); // [ctor]
DuktapeDLL.duk_dup(ctx, -1);
// Debug.LogFormat("begin check {0}", DuktapeDLL.duk_get_top(ctx));
DuktapeDLL.duk_dup(ctx, -1);
var refid = DuktapeVM.GetVM(ctx).AddExported(type, new DuktapeFunction(ctx, DuktapeDLL.duk_unity_ref(ctx)));
DuktapeDLL.duk_push_uint(ctx, refid);
DuktapeDLL.duk_put_prop_string(ctx, -3, DuktapeVM.OBJ_PROP_EXPORTED_REFID);
// Debug.LogFormat("end check {0}", DuktapeDLL.duk_get_top(ctx));
DuktapeDLL.duk_put_prop_string(ctx, -3, typename);
DuktapeDLL.duk_push_object(ctx); // [ctor, prototype]
DuktapeDLL.duk_dup_top(ctx); // [ctor, prototype, prototype]
DuktapeDLL.duk_push_c_function(ctx, object_dtor, 1);
DuktapeDLL.duk_set_finalizer(ctx, -3); // set prototype finalizer
DuktapeDLL.duk_put_prop_string(ctx, -3, "prototype"); // [ctor, prototype]
}
protected static void duk_begin_class(IntPtr ctx, string typename, Type type, DuktapeDLL.duk_c_function ctor)
{
// Debug.LogFormat("begin class {0}", DuktapeDLL.duk_get_top(ctx));
DuktapeDLL.duk_push_c_function(ctx, ctor, DuktapeDLL.DUK_VARARGS); // [ctor]
DuktapeDLL.duk_dup(ctx, -1); // [ctor ctor]
// Debug.LogFormat("begin check {0}", DuktapeDLL.duk_get_top(ctx));
DuktapeDLL.duk_dup(ctx, -1); // [ctor ctor ctor]
var ptr = DuktapeDLL.duk_get_heapptr(ctx, -1);
var typeid = DuktapeVM.GetVM(ctx).AddExportedType(type, new DuktapeFunction(ctx, DuktapeDLL.duk_unity_ref(ctx), ptr));
DuktapeDLL.duk_unity_set_type_refid(ctx, -1, typeid); // constructor_function.!type == typeid
// Debug.LogFormat("end check {0}", DuktapeDLL.duk_get_top(ctx));
DuktapeDLL.duk_put_prop_string(ctx, -3, typename);
DuktapeDLL.duk_push_object(ctx); // [ctor, prototype]
DuktapeDLL.duk_dup_top(ctx); // [ctor, prototype, prototype]
DuktapeDLL.duk_unity_set_type_refid(ctx, -1, typeid); // prototype.!type == typeid
DuktapeDLL.duk_push_c_function(ctx, object_dtor, 1);
DuktapeDLL.duk_set_finalizer(ctx, -3); // set prototype finalizer
DuktapeDLL.duk_put_prop_string(ctx, -3, "prototype"); // [ctor, prototype]
}
public static bool duk_get_classvalue(IntPtr ctx, int idx, out DuktapeArray o)
{
object obj;
if (duk_get_cached_object(ctx, idx, out obj))
{
if (obj is DuktapeArray)
{
o = (DuktapeArray)obj;
return(true);
}
}
if (DuktapeDLL.duk_is_array(ctx, idx))
{
DuktapeDLL.duk_dup(ctx, idx);
var refid = DuktapeDLL.duk_unity_ref(ctx);
o = new DuktapeArray(ctx, refid);
return(true);
}
o = null;
return(false);
}
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);
int refid;
DuktapeDLL.duk_unity_get_refid(ctx, idx, out refid); // 直接在 event object 上复制主对象的引用id
DuktapeDLL.duk_push_object(ctx); // [evtobj]
DuktapeDLL.duk_unity_set_refid(ctx, -1, 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_classvalue(IntPtr ctx, int idx, out DuktapeFunction o)
{
if (DuktapeDLL.duk_is_function(ctx, idx))
{
object obj;
if (duk_get_cached_object(ctx, idx, out obj))
{
if (obj is DuktapeFunction)
{
o = (DuktapeFunction)obj;
return(true);
}
}
DuktapeDLL.duk_dup(ctx, idx);
var ptr = DuktapeDLL.duk_get_heapptr(ctx, -1);
var refid = DuktapeDLL.duk_unity_ref(ctx);
o = new DuktapeFunction(ctx, refid, ptr);
return(true);
}
o = null;
return(false);
}
