1
2 /*
3 * Copyright (C) 2024 Huawei Device Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "Vec2Proxy.h"
18
Vec2Proxy(napi_env env,META_NS::Property<BASE_NS::Math::Vec2> prop)19 Vec2Proxy::Vec2Proxy(napi_env env, META_NS::Property<BASE_NS::Math::Vec2> prop) : PropertyProxy(prop)
20 {
21 // Construct a "Lume::Vec2" instance
22 Create(env, "Vec2");
23 // hook to the objects members (set custom get/set)
24 Hook("x");
25 Hook("y");
26 SyncGet();
27 }
~Vec2Proxy()28 Vec2Proxy::~Vec2Proxy() {}
UpdateLocalValues()29 void Vec2Proxy::UpdateLocalValues()
30 {
31 // executed in javascript thread (locks handled outside)
32 value = META_NS::Property<BASE_NS::Math::Vec2>(prop_)->GetValue();
33 }
UpdateRemoteValues()34 void Vec2Proxy::UpdateRemoteValues()
35 {
36 // executed in engine thread (locks handled outside)
37 META_NS::Property<BASE_NS::Math::Vec2>(prop_)->SetValue(value);
38 }
SetValue(const BASE_NS::Math::Vec2 & v)39 void Vec2Proxy::SetValue(const BASE_NS::Math::Vec2& v)
40 {
41 // currently executed in engine thread, hence the locks.
42 duh.Lock();
43 if (value != v) {
44 value = v;
45 ScheduleUpdate();
46 }
47 duh.Unlock();
48 }
SetValue(NapiApi::FunctionContext<> & cb,BASE_NS::string_view memb)49 void Vec2Proxy::SetValue(NapiApi::FunctionContext<>& cb, BASE_NS::string_view memb)
50 {
51 // should be executed in the javascript thread.
52 NapiApi::FunctionContext<float> info(cb.GetEnv(), cb.GetInfo());
53 float val = info.Arg<0>();
54 duh.Lock();
55 if ((memb == "x") && (val != value.x)) {
56 value.x = val;
57 ScheduleUpdate();
58 } else if ((memb == "y") && (val != value.y)) {
59 value.y = val;
60 ScheduleUpdate();
61 }
62 duh.Unlock();
63 }
GetValue(NapiApi::FunctionContext<> & cb,BASE_NS::string_view memb)64 napi_value Vec2Proxy::GetValue(NapiApi::FunctionContext<>& cb, BASE_NS::string_view memb)
65 {
66 // should be executed in the javascript thread.
67 float res;
68 duh.Lock();
69 if (memb == "x") {
70 res = value.x;
71 } else if (memb == "y") {
72 res = value.y;
73 } else {
74 // invalid member?
75 duh.Unlock();
76 return {};
77 }
78 duh.Unlock();
79 napi_value value;
80 napi_status status = napi_create_double(cb.GetEnv(), res, &value);
81 return value;
82 }
83
SetValue(NapiApi::Object obj)84 bool Vec2Proxy::SetValue(NapiApi::Object obj)
85 {
86 auto x = obj.Get<float>("x");
87 auto y = obj.Get<float>("y");
88 if (x.IsValid() && y.IsValid()) {
89 BASE_NS::Math::Vec2 v(x, y);
90 SetValue(v);
91 return true;
92 }
93 return false;
94 }