76 lines
2.6 KiB
Plaintext
76 lines
2.6 KiB
Plaintext
/*
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文件名:IOClass.nut
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路径:Dps_A/BaseClass/IOClass/IOClass.nut
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创建日期:2024-09-19 14:13
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文件用途:IO流类
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*/
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class IO extends Base_C_Object {
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_Fopen_Address = Module.getExportByName(null, "fopen");
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_Fgetc_Address = Module.getExportByName(null, "fgetc");
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_Fputc_Address = Module.getExportByName(null, "fputc");
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_Fgets_Address = Module.getExportByName(null, "fgets");
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_Fputs_Address = Module.getExportByName(null, "fputs");
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_Fread_Address = Module.getExportByName(null, "fread");
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_Fwrite_Address = Module.getExportByName(null, "fwrite");
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_Fclose_Address = Module.getExportByName(null, "fclose");
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_Fseek_Address = Module.getExportByName(null, "fseek");
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_Ftell_Address = Module.getExportByName(null, "ftell");
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_Rewind_Address = Module.getExportByName(null, "rewind");
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_Flush_Address = Module.getExportByName(null, "fflush");
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constructor(FileName, Modes) {
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local FileObj = Sq_CallFunc(_Fopen_Address, "pointer", ["pointer", "pointer"], Str_Ptr(FileName), Str_Ptr(Modes));
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if (FileObj) {
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base.constructor(FileObj);
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} else throw ("文件打开错误! FileName: " + FileName);
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}
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//读取一行
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function ReadLine() {
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local Buffer = Memory.alloc(256);
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local RetFlag = Sq_CallFunc(_Fgets_Address, "pointer", ["pointer", "int", "pointer"], Buffer.C_Object, 256, this.C_Object);
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if (RetFlag)
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return Buffer.readUtf8String();
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}
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//读取一个
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function Read() {
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local RetFlag = Sq_CallFunc(_Fgetc_Address, "char", ["pointer"], this.C_Object);
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if (RetFlag) {
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return RetFlag;
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}
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}
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//读取指定大小
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function ReadBuffer(size) {
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local Buffer = Memory.alloc(size);
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local RetFlag = Sq_CallFunc(_Fread_Address, "int", ["pointer", "int", "int", "pointer"], Buffer.C_Object, 1, size, this.C_Object);
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if (RetFlag > 0) {
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return {
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count = RetFlag,
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str = Buffer.readUtf8String(RetFlag)
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};
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} else {
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return {
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count = 0,
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str = ""
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}
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}
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}
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//写入字符串
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function Write(Str) {
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local Buffer = Memory.allocUtf8String(Str);
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Sq_CallFunc(_Fputs_Address, "int", ["pointer", "pointer"], Buffer.C_Object, this.C_Object);
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}
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function Flush() {
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Sq_CallFunc(_Flush_Address, "pointer", ["pointer"], this.C_Object);
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}
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//关闭文件
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function Close() {
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Sq_CallFunc(_Fclose_Address, "pointer", ["pointer"], this.C_Object);
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}
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} |