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Dps_A/BaseClass/BlobExClass/BlobExClass.nut

@@ -0,0 +1,58 @@
+/*
+文件名:BlobExClass.nut
+路径:BaseClass/BaseTool/BlobExClass.nut
+创建日期:2024-05-07	17:34
+文件用途:拓展的Blob类
+*/
+class BlobEx extends blob {
+
+    constructor(BaseBlob) {
+        base.constructor(BaseBlob.len());
+        writeblob(BaseBlob);
+    }
+
+    function writeblob(B) {
+        base.writeblob(B);
+        seek(0);
+    }
+
+    function GetUShort() {
+        return readn('s');
+    }
+
+    function GetShort() {
+        return readn('w');
+    }
+
+    function charPtrToInt(arr) {
+        local value = ((arr[0]) << 0) |
+            ((arr[1]) << 8) |
+            ((arr[2]) << 16) |
+            ((arr[3]) << 24);
+        return value;
+    }
+
+    // function GetInt() {
+    //     local CurTPos = tell();
+    //     local Ret = charPtrToInt([this[CurTPos], this[CurTPos + 1], this[CurTPos + 2], this[CurTPos + 3]]);
+    //     seek(4, 'c');
+    //     return Ret;
+    // }
+
+    function GetInt() {
+        return readn('i');
+    }
+
+    function Get256() {
+        local Buf = readn('c');
+        return (256.0 + Buf.tofloat()) % 256.0;
+    }
+
+    function GetFloat() {
+        return readn('f');
+    }
+
+    function GetString(count) {
+        return stream_myreadstring(count);
+    }
+}