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🎨 Add more types, refactor getData

This commit is contained in:
raub 2018-05-14 11:07:08 +03:00
parent d5f1697e2e
commit 75d6f468f1
1 changed files with 17 additions and 15 deletions
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32
include/addon-tools.hpp
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@ -15,8 +15,10 @@
typedef v8::Local<v8::Value> V8_VAR_VAL;
typedef v8::Local<v8::Object> V8_VAR_OBJ;
typedef v8::Local<v8::Array> V8_VAR_ARR;
typedef v8::Local<v8::ArrayBufferView> V8_VAR_ABV;
typedef v8::Local<v8::String> V8_VAR_STR;
typedef v8::Local<v8::Function> V8_VAR_FUNC;
typedef v8::Local<v8::External> V8_VAR_EXT;
typedef v8::Local<v8::FunctionTemplate> V8_VAR_FT;
typedef v8::Local<v8::ObjectTemplate> V8_VAR_OT;
@ -124,29 +126,28 @@ typedef Nan::Persistent<v8::Value> V8_STORE_VAL;
#define REQ_EXT_ARG(I, VAR) \
CHECK_REQ_ARG(I, IsExternal(), "void*"); \
v8::Local<v8::External> VAR = v8::Local<v8::External>::Cast(info[I]);
V8_VAR_EXT VAR = V8_VAR_EXT::Cast(info[I]);
#define LET_EXT_ARG(I, VAR) \
CHECK_LET_ARG(I, IsExternal(), "number"); \
v8::Local<v8::External> VAR = IS_ARG_EMPTY(I) ? JS_EXT(nullptr) : \
v8::Local<v8::External>::Cast(info[I]);
V8_VAR_EXT VAR = IS_ARG_EMPTY(I) ? JS_EXT(nullptr) : V8_VAR_EXT::Cast(info[I]);
#define REQ_FUN_ARG(I, VAR) \
CHECK_REQ_ARG(I, IsFunction(), "function"); \
v8::Local<v8::Function> VAR = v8::Local<v8::Function>::Cast(info[I]);
V8_VAR_FUNC VAR = V8_VAR_FUNC::Cast(info[I]);
#define REQ_OBJ_ARG(I, VAR) \
CHECK_REQ_ARG(I, IsObject(), "object"); \
v8::Local<v8::Object> VAR = v8::Local<v8::Object>::Cast(info[I]);
V8_VAR_OBJ VAR = V8_VAR_OBJ::Cast(info[I]);
#define REQ_ARRV_ARG(I, VAR) \
REQ_OBJ_ARG(I, _obj_##VAR); \
if( ! _obj_##VAR->IsArrayBufferView() ) \
return Nan::ThrowTypeError("Argument " #I " must be an array buffer");\
v8::Local<v8::ArrayBufferView> VAR = v8::Local<v8::ArrayBufferView>::Cast(_obj_##VAR);
V8_VAR_ABV VAR = V8_VAR_ABV::Cast(_obj_##VAR);
#define SET_PROP(OBJ, KEY, VAL) OBJ->Set(JS_STR(KEY), VAL);
@ -206,22 +207,22 @@ typedef Nan::Persistent<v8::Value> V8_STORE_VAL;
#define SETTER_EXT_ARG \
SETTER_CHECK(IsExternal(), "void*"); \
v8::Local<v8::External> v = v8::Local<v8::External>::Cast(value);
V8_VAR_EXT v = V8_VAR_EXT::Cast(value);
#define SETTER_FUN_ARG \
SETTER_CHECK(IsFunction(), "function"); \
v8::Local<v8::Function> v = v8::Local<v8::Function>::Cast(value);
V8_VAR_FUNC v = V8_VAR_FUNC::Cast(value);
#define SETTER_OBJ_ARG \
SETTER_CHECK(IsObject(), "object"); \
v8::Local<v8::Object> v = v8::Local<v8::Object>::Cast(value);
V8_VAR_OBJ v = V8_VAR_OBJ::Cast(value);
#define SETTER_ARRV_ARG \
SETTER_CHECK(IsObject(), "object"); \
v8::Local<v8::Object> _obj_v = v8::Local<v8::Object>::Cast(value); \
V8_VAR_OBJ _obj_v = V8_VAR_OBJ::Cast(value); \
if( ! _obj_v->IsArrayBufferView() ) \
return Nan::ThrowTypeError("The value must be an array buffer"); \
v8::Local<v8::ArrayBufferView> v = v8::Local<v8::ArrayBufferView>::Cast(_obj_v);
V8_VAR_ABV v = V8_VAR_ABV::Cast(_obj_v);
@ -239,7 +240,7 @@ inline Type* getArrayData(V8_VAR_OBJ obj, int *num = nullptr) {
return data;
}
v8::Local<v8::ArrayBufferView> arr = v8::Local<v8::ArrayBufferView>::Cast(obj);
V8_VAR_ABV arr = V8_VAR_ABV::Cast(obj);
if (num) {
*num = arr->ByteLength() / sizeof(Type);
}
@ -257,9 +258,10 @@ inline void *getData(V8_VAR_OBJ obj) {
if (obj->IsArrayBufferView()) {
pixels = getArrayData<unsigned char>(obj);
} else if (obj->Has(JS_STR("data"))) {
pixels = node::Buffer::Data(Nan::Get(obj, JS_STR("data")).ToLocalChecked());
} else {
Nan::ThrowError("Bad argument");
V8_VAR_VAL data = Nan::Get(obj, JS_STR("data")).ToLocalChecked();
if ( ! data->IsNullOrUndefined() ) {
pixels = node::Buffer::Data(data);
}
}
return pixels;