CText encoding fixes

src/text/Text.h

@@ -0,0 +1,59 @@
+#pragma once
+
+void AsciiToUnicode(const char *src, wchar *dst);
+char *UnicodeToAscii(wchar *src);
+char *UnicodeToAsciiForSaveLoad(wchar *src);
+void UnicodeStrcpy(wchar *dst, const wchar *src);
+int UnicodeStrlen(const wchar *str);
+void TextCopy(wchar *dst, const wchar *src);
+
+struct CKeyEntry
+{
+	wchar *value;
+	char key[8];
+};
+// If this fails, CKeyArray::Load will have to be fixed
+static_assert(sizeof(CKeyEntry) == 12, "CKeyEntry: error");
+
+class CKeyArray
+{
+public:
+	CKeyEntry *entries;
+	int numEntries;
+
+	CKeyArray(void) : entries(nil), numEntries(0) {}
+	~CKeyArray(void) { Unload(); }
+	void Load(uint32 length, uint8 *data, int *offset);
+	void Unload(void);
+	void Update(wchar *chars);
+	CKeyEntry *BinarySearch(const char *key, CKeyEntry *entries, int16 low, int16 high);
+	wchar *Search(const char *key);
+};
+
+class CData
+{
+public:
+	wchar *chars;
+	int numChars;
+
+	CData(void) : chars(nil), numChars(0) {}
+	~CData(void) { Unload(); }
+	void Load(uint32 length, uint8 *data, int *offset);
+	void Unload(void);
+};
+
+class CText
+{
+	CKeyArray keyArray;
+	CData data;
+	char encoding;
+public:
+	CText(void);
+	void Load(void);
+	void Unload(void);
+	wchar *Get(const char *key);
+	wchar GetUpperCase(wchar c);
+	void UpperCase(wchar *s);
+};
+
+extern CText &TheText;