152 lines
3.5 KiB
C++
152 lines
3.5 KiB
C++
#pragma once
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#include "uclass.h"
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#include "view.h"
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#include "convert.h"
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namespace refl {
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using enum ClassFlag;
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inline bool Any::Check(const UClass* toClass) const{
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if (cls == toClass) {
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return true;
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}
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auto p1 = cls->parent;
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auto p2 = toClass->parent;
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assert(p1 && p2);
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//子类转父类
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if (p1->IsChildOf(p2)) {
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return true;
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}
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if (p1->flag & CLASS_TRIVIAL_FLAG && p2->flag & CLASS_TRIVIAL_FLAG && p1->size >= p2->size) {
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return true;
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}
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return false;
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}
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inline constexpr int Any::Size()const
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{
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return cls->parent->size;
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}
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inline constexpr const UClass* Any::Parent()const
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{
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return cls->parent;
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}
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inline AnyArgs::AnyArgs(const sarray<Any>& args, const sarray<const UClass*>& params, void* memory)
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: data(memory), num(args.size()), size(GetArgsSize(args, params))
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{
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assert(size > 0);
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if (!memory) {
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isMemoryOwner = true;
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data = malloc(size);
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}
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Any* any = (Any*)data;
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assert(any != nullptr);
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char* pData = ((char*)data) + num * sizeof(Any);
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auto uptr = params.at(params.size() - args.size());
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for (auto& arg : args) {
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any->cls = *uptr;
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any->ptr = pData;
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assert(Convert::Construct(*any, arg));
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any++;
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pData += (*uptr)->parent->size;
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}
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}
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inline AnyArgs::~AnyArgs()
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{
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if (num == 0 || !data) {
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return;
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}
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if (isMemoryOwner) {
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Any* any = (Any*)data;
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for (int i = 0; i < num; i++) {
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any->cls->DestObject((void*)any->ptr);
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any++;
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}
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free(data);
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}
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num = 0;
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data = nullptr;
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}
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inline int AnyArgs::Size()
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{
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return size;
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}
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inline const sarray<Any> AnyArgs::ToSArray()
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{
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return sarray<Any>((Any*)data, num);
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}
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inline constexpr Offset AnyArgs::GetArgsSize(const sarray<Any>& args,const sarray<const UClass*>& params)
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{ //这里空间换时间，Any多占用了一个数据指针
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if (args.size() == 0 || params.size() < args.size() + 1) {
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return 0;
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}
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Offset offset = args.size() * sizeof(Any);
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auto uptr = params.at(params.size() - args.size());
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for (auto uend = params.back(); uptr < uend; uptr++) {
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offset += (*uptr)->parent->size;//数据大小
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}
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return offset;
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}
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template<typename T>
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inline bool AnyView::Get(const Name& name, T& t)
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{
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if (cache && cache->name == name) {
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_cache_get: bool isChild = cache->type->IsChildOf<T>();
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if (isChild) {
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t = *(T*)((const char*)ptr + cache->data.member.offset);
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}
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return isChild;
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}
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auto field = cls->GetField(name, 0);
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if (field) {
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cache = field;
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goto _cache_get;
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}
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if (cls->parent) {
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return Parent().Get(name, t);
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}
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return false;
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}
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template<typename T>
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inline bool AnyView::Set(const Name& name, const T& t)
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{
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if (cache && cache->name == name) {
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_cache_set: bool isChild = cache->type->IsChildOf<T>();
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if (isChild) {
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*(T*)((const char*)ptr + cache->data.member.offset) = t;
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}
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return isChild;
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}
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auto field = cls->GetField(name, 0);
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if (field) {
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cache = field;
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goto _cache_set;
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}
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if (cls->parent) {
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return Parent().Set(name, t);
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}
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return false;
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}
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inline bool AnyView::Invoke(const Name& name,const sarray<Any>& ArgsList)
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{
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auto field = cls->GetField(name, 0);
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if (!field) {
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if (cls->parent) {
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return Parent().Invoke(name, ArgsList);
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}
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return false;
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}
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return field->Invoke(ArgsList);
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}
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inline bool AnyView::Invoke(const Name& name, svector<Any>& ArgsList)
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{
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auto field = cls->GetField(name, 0);
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if (!field) {
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if (cls->parent) {
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return Parent().Invoke(name, ArgsList);
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}
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return false;
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}
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return field->Invoke(ArgsList);
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}
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inline AnyView AnyView::Parent() {
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return { ptr, cls ? cls->parent : nullptr };
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}
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} |