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REVIEWED: TextToUpper(), TextToLower(), TextToPascal()

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This commit is contained in:
Ray 2023-07-02 11:10:42 +02:00
parent 3e4e4b32fd
commit 4fc5e82e30
1 changed files with 18 additions and 30 deletions
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48
src/rtext.c
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@ -1588,7 +1588,8 @@ int TextFindIndex(const char *text, const char *find)
}
// Get upper case version of provided string
// REQUIRES: toupper()
// WARNING: Limited functionality, only basic characters set
// TODO: Support UTF-8 diacritics to upper-case, check codepoints
const char *TextToUpper(const char *text)
{
static char buffer[MAX_TEXT_BUFFER_LENGTH] = { 0 };
@ -1596,17 +1597,10 @@ const char *TextToUpper(const char *text)
if (text != NULL)
{
for (int i = 0; i < MAX_TEXT_BUFFER_LENGTH; i++)
for (int i = 0; (i < MAX_TEXT_BUFFER_LENGTH - 1) && (text[i] != '\0'); i++)
{
if (text[i] != '\0')
{
buffer[i] = (char)toupper(text[i]);
//if ((text[i] >= 'a') && (text[i] <= 'z')) buffer[i] = text[i] - 32;
// TODO: Support UTF-8 diacritics to upper-case
//if ((text[i] >= 'à') && (text[i] <= 'ý')) buffer[i] = text[i] - 32;
}
else { buffer[i] = '\0'; break; }
if ((text[i] >= 'a') && (text[i] <= 'z')) buffer[i] = text[i] - 32;
else buffer[i] = text[i];
}
}
@ -1614,7 +1608,7 @@ const char *TextToUpper(const char *text)
}
// Get lower case version of provided string
// REQUIRES: tolower()
// WARNING: Limited functionality, only basic characters set
const char *TextToLower(const char *text)
{
static char buffer[MAX_TEXT_BUFFER_LENGTH] = { 0 };
@ -1622,14 +1616,10 @@ const char *TextToLower(const char *text)
if (text != NULL)
{
for (int i = 0; i < MAX_TEXT_BUFFER_LENGTH; i++)
for (int i = 0; (i < MAX_TEXT_BUFFER_LENGTH - 1) && (text[i] != '\0'); i++)
{
if (text[i] != '\0')
{
buffer[i] = (char)tolower(text[i]);
//if ((text[i] >= 'A') && (text[i] <= 'Z')) buffer[i] = text[i] + 32;
}
else { buffer[i] = '\0'; break; }
if ((text[i] >= 'A') && (text[i] <= 'Z')) buffer[i] = text[i] + 32;
else buffer[i] = text[i];
}
}
@ -1637,7 +1627,7 @@ const char *TextToLower(const char *text)
}
// Get Pascal case notation version of provided string
// REQUIRES: toupper()
// WARNING: Limited functionality, only basic characters set
const char *TextToPascal(const char *text)
{
static char buffer[MAX_TEXT_BUFFER_LENGTH] = { 0 };
@ -1645,20 +1635,18 @@ const char *TextToPascal(const char *text)
if (text != NULL)
{
buffer[0] = (char)toupper(text[0]);
// Upper case first character
if ((text[0] >= 'a') && (text[0] <= 'z')) buffer[0] = text[0] - 32;
for (int i = 1, j = 1; i < MAX_TEXT_BUFFER_LENGTH; i++, j++)
// Check for next separator to upper case another character
for (int i = 1, j = 1; (i < MAX_TEXT_BUFFER_LENGTH - 1) && (text[j] != '\0'); i++, j++)
{
if (text[j] != '\0')
if (text[j] != '_') buffer[i] = text[j];
else
{
if (text[j] != '_') buffer[i] = text[j];
else
{
j++;
buffer[i] = (char)toupper(text[j]);
}
j++;
if ((text[j] >= 'a') && (text[j] <= 'z')) buffer[i] = text[j] - 32;
}
else { buffer[i] = '\0'; break; }
}
}