Add text editor, misc changes

src/pdf_browser/basic.h

@@ -633,27 +633,27 @@ struct Array {
 
 struct UTF32Result {
     uint32_t out_str;
-    int      advance;
-    int      error;
+    int64_t  advance;
+    int64_t  error;
 };
 
 struct UTF8Result {
     uint8_t out_str[4];
-    int     len;
-    int     error;
+    int64_t len;
+    int64_t error;
 };
 
 struct UTF16Result {
     uint16_t out_str[2];
-    int      len;
-    int      error;
+    int64_t  len;
+    int64_t  error;
 };
 
 struct UTF8Iter {
     char    *data;
-    int      len;
-    int      utf8_codepoint_byte_size;
-    int      i;
+    int64_t  len;
+    int64_t  utf8_codepoint_byte_size;
+    int64_t  i;
     uint32_t item;
 
     UTF8Iter &operator++() {
@@ -664,7 +664,7 @@ struct UTF8Iter {
     friend bool operator!=(const UTF8Iter &a, const UTF8Iter &b) { return a.item != b.item; }
     UTF8Iter   &operator*() { return *this; }
     UTF8Iter    begin() {
-        UTF8Iter IterateUTF8Ex(char *data, int len);
+        UTF8Iter IterateUTF8Ex(char *data, int64_t len);
         return {IterateUTF8Ex(data, len)};
     }
     UTF8Iter end() { return {}; }
@@ -674,7 +674,7 @@ using String   = Slice<char>;
 using String16 = Slice<wchar_t>;
 bool     IsValid(UTF8Iter &iter);
 void     Advance(UTF8Iter *iter);
-UTF8Iter IterateUTF8Ex(char *data, int len);
+UTF8Iter IterateUTF8Ex(char *data, int64_t len);
 UTF8Iter IterateUTF8(char *data);
 UTF8Iter IterateUTF8(String string);
 
@@ -758,7 +758,7 @@ struct Table {
         size_t old_cap    = cap;
 
         values = (Entry *)AllocSize(allocator, sizeof(Entry) * size);
-        for (int i = 0; i < size; i += 1) values[i] = {};
+        for (int64_t i = 0; i < size; i += 1) values[i] = {};
         cap = size;
 
         Assert(!(old_values == 0 && len != 0));
@@ -983,7 +983,7 @@ struct Scratch {
 //
 #ifdef BASIC_IMPL
 
-UTF32Result UTF16ToUTF32(uint16_t *c, int max_advance) {
+UTF32Result UTF16ToUTF32(uint16_t *c, int64_t max_advance) {
     UTF32Result result;
     MemoryZero(&result, sizeof(result));
     if (max_advance >= 1) {
@@ -1032,7 +1032,7 @@ UTF8Result UTF32ToUTF8(uint32_t codepoint) {
     return result;
 }
 
-UTF32Result UTF8ToUTF32(char *c, int max_advance) {
+UTF32Result UTF8ToUTF32(char *c, int64_t max_advance) {
     UTF32Result result;
     MemoryZero(&result, sizeof(result));
 
@@ -1101,7 +1101,7 @@ UTF16Result UTF32ToUTF16(uint32_t codepoint) {
 int64_t CreateCharFromWidechar(char *buffer, int64_t buffer_size, wchar_t *in, int64_t inlen) {
     int64_t outlen = 0;
     for (int64_t i = 0; i < inlen && in[i];) {
-        UTF32Result decode = UTF16ToUTF32((uint16_t *)(in + i), (int)(inlen - i));
+        UTF32Result decode = UTF16ToUTF32((uint16_t *)(in + i), (int64_t)(inlen - i));
         if (!decode.error) {
             i += decode.advance;
             UTF8Result encode = UTF32ToUTF8(decode.out_str);
@@ -1122,7 +1122,7 @@ int64_t CreateCharFromWidechar(char *buffer, int64_t buffer_size, wchar_t *in, i
 int64_t CreateWidecharFromChar(wchar_t *buffer, int64_t buffer_size, char *in, int64_t inlen) {
     int64_t outlen = 0;
     for (int64_t i = 0; i < inlen;) {
-        UTF32Result decode = UTF8ToUTF32(in + i, (int)(inlen - i));
+        UTF32Result decode = UTF8ToUTF32(in + i, (int64_t)(inlen - i));
         if (!decode.error) {
             i += decode.advance;
             UTF16Result encode = UTF32ToUTF16(decode.out_str);
@@ -1156,7 +1156,7 @@ void Advance(UTF8Iter *iter) {
     iter->item                     = r.out_str;
 }
 
-UTF8Iter IterateUTF8Ex(char *data, int len) {
+UTF8Iter IterateUTF8Ex(char *data, int64_t len) {
     UTF8Iter result;
     MemoryZero(&result, sizeof(result));
     result.data = data;
@@ -1166,7 +1166,7 @@ UTF8Iter IterateUTF8Ex(char *data, int len) {
 }
 
 UTF8Iter IterateUTF8(char *data) {
-    int length = 0;
+    int64_t length = 0;
     while (data[length]) length += 1;
     return IterateUTF8Ex(data, length);
 }