summaryrefslogtreecommitdiffstats
path: root/src/core/Text.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/Text.cpp')
-rw-r--r--src/core/Text.cpp232
1 files changed, 232 insertions, 0 deletions
diff --git a/src/core/Text.cpp b/src/core/Text.cpp
new file mode 100644
index 00000000..d7d63467
--- /dev/null
+++ b/src/core/Text.cpp
@@ -0,0 +1,232 @@
+#include "common.h"
+#include "patcher.h"
+#include "FileMgr.h"
+#include "Frontend.h"
+#include "Messages.h"
+#include "Text.h"
+
+static wchar WideErrorString[25];
+
+CText &TheText = *(CText*)0x941520;
+
+CText::CText(void)
+{
+ keyArray.entries = nil;
+ keyArray.numEntries = 0;
+ data.chars = nil;
+ data.numChars = 0;
+ encoding = 101;
+ memset(WideErrorString, 0, sizeof(WideErrorString));
+}
+
+CText::~CText(void)
+{
+ data.Unload();
+ keyArray.Unload();
+}
+
+void
+CText::Load(void)
+{
+ uint8 *filedata;
+ char filename[32], type[4];
+ int length;
+ int offset, sectlen;
+
+ Unload();
+ filedata = new uint8[0x40000];
+
+ CFileMgr::SetDir("TEXT");
+ switch(CMenuManager::m_PrefsLanguage){
+ case LANGUAGE_AMERICAN:
+ sprintf(filename, "AMERICAN.GXT");
+ break;
+ case LANGUAGE_FRENCH:
+ sprintf(filename, "FRENCH.GXT");
+ break;
+ case LANGUAGE_GERMAN:
+ sprintf(filename, "GERMAN.GXT");
+ break;
+ case LANGUAGE_ITALIAN:
+ sprintf(filename, "ITALIAN.GXT");
+ break;
+ case LANGUAGE_SPANISH:
+ sprintf(filename, "SPANISH.GXT");
+ break;
+ }
+
+ length = CFileMgr::LoadFile(filename, filedata, 0x40000, "rb");
+ CFileMgr::SetDir("");
+
+ offset = 0;
+ while(offset < length){
+ type[0] = filedata[offset++];
+ type[1] = filedata[offset++];
+ type[2] = filedata[offset++];
+ type[3] = filedata[offset++];
+ sectlen = (int)filedata[offset+3]<<24 | (int)filedata[offset+2]<<16 |
+ (int)filedata[offset+1]<<8 | (int)filedata[offset+0];
+ offset += 4;
+ if(sectlen != 0){
+ if(strncmp(type, "TKEY", 4) == 0)
+ keyArray.Load(sectlen, filedata, &offset);
+ else if(strncmp(type, "TDAT", 4) == 0)
+ data.Load(sectlen, filedata, &offset);
+ else
+ offset += sectlen;
+ }
+ }
+
+ keyArray.Update(data.chars);
+
+ delete[] filedata;
+}
+
+void
+CText::Unload(void)
+{
+ CMessages::ClearAllMessagesDisplayedByGame();
+ data.Unload();
+ keyArray.Unload();
+}
+
+wchar*
+CText::Get(const char *key)
+{
+ return keyArray.Search(key);
+}
+
+wchar
+CText::GetUpperCase(wchar c)
+{
+ // TODO: do this depending on encoding
+ if(islower(c))
+ return toupper(c);
+ return c;
+}
+
+void
+CText::UpperCase(wchar *s)
+{
+ while(*s){
+ *s = GetUpperCase(*s);
+ s++;
+ }
+}
+
+
+void
+CKeyArray::Load(uint32 length, uint8 *data, int *offset)
+{
+ uint32 i;
+ uint8 *rawbytes;
+
+ numEntries = length / sizeof(CKeyEntry);
+ entries = new CKeyEntry[numEntries];
+ rawbytes = (uint8*)entries;
+
+ for(i = 0; i < length; i++)
+ rawbytes[i] = data[(*offset)++];
+}
+
+void
+CKeyArray::Unload(void)
+{
+ delete[] entries;
+ entries = nil;
+ numEntries = 0;
+}
+
+void
+CKeyArray::Update(wchar *chars)
+{
+ int i;
+ for(i = 0; i < numEntries; i++)
+ entries[i].value = (wchar*)((uint8*)chars + (uintptr)entries[i].value);
+}
+
+CKeyEntry*
+CKeyArray::BinarySearch(const char *key, CKeyEntry *entries, int16 low, int16 high)
+{
+ int mid;
+ int diff;
+
+ if(low > high)
+ return nil;
+
+ mid = (low + high)/2;
+ diff = strcmp(key, entries[mid].key);
+ if(diff == 0)
+ return &entries[mid];
+ if(diff < 0)
+ return BinarySearch(key, entries, low, mid-1);
+ if(diff > 0)
+ return BinarySearch(key, entries, mid+1, high);
+ return nil;
+}
+
+wchar*
+CKeyArray::Search(const char *key)
+{
+ CKeyEntry *found;
+ char errstr[25];
+ int i;
+
+ found = BinarySearch(key, entries, 0, numEntries-1);
+ if(found)
+ return found->value;
+ sprintf(errstr, "%s missing", key);
+ for(i = 0; i < 25; i++)
+ WideErrorString[i] = errstr[i];
+ return WideErrorString;
+}
+
+
+void
+CData::Load(uint32 length, uint8 *data, int *offset)
+{
+ uint32 i;
+ uint8 *rawbytes;
+
+ numChars = length / sizeof(wchar);
+ chars = new wchar[numChars];
+ rawbytes = (uint8*)chars;
+
+ for(i = 0; i < length; i++)
+ rawbytes[i] = data[(*offset)++];
+}
+
+void
+CData::Unload(void)
+{
+ delete[] chars;
+ chars = nil;
+ numChars = 0;
+}
+
+void
+AsciiToUnicode(const char *src, uint16 *dst)
+{
+ while((*dst++ = *src++) != '\0');
+}
+
+void
+TextCopy(wchar *dst, const wchar *src)
+{
+ while((*dst++ = *src++) != '\0');
+}
+
+STARTPATCHES
+ InjectHook(0x52C3C0, &CText::Load, PATCH_JUMP);
+ InjectHook(0x52C580, &CText::Unload, PATCH_JUMP);
+ InjectHook(0x52C5A0, &CText::Get, PATCH_JUMP);
+
+ InjectHook(0x52BE70, &CKeyArray::Load, PATCH_JUMP);
+ InjectHook(0x52BF60, &CKeyArray::Unload, PATCH_JUMP);
+ InjectHook(0x52BF80, &CKeyArray::Update, PATCH_JUMP);
+ InjectHook(0x52C060, &CKeyArray::BinarySearch, PATCH_JUMP);
+ InjectHook(0x52BFB0, &CKeyArray::Search, PATCH_JUMP);
+
+ InjectHook(0x52C120, &CData::Load, PATCH_JUMP);
+ InjectHook(0x52C200, &CData::Unload, PATCH_JUMP);
+ENDPATCHES