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This commit is contained in:
Stephen Molloy 2023-12-28 02:03:49 +01:00
parent 7d9d0a2772
commit c756ac46bc
1 changed files with 39 additions and 12 deletions
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37
src/rtext.c
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@ -381,20 +381,47 @@ Font LoadFontEx(const char *fileName, int fontSize, int *codepoints, int codepoi
// Reload the font after adding the new characters to the list of desired characters
void AddNewCharsToFontEx(Font *font, const char *fileName, int fontSize, char *newChars)
{
// Get the codepoints of the newChars
int codepointCount = 0;
int *codepoints = LoadCodepoints(newChars, &codepointCount);
// Maximum value of the number of codepoints in the updated Font
int newCount = font->glyphCount + codepointCount;
// Allocate space for the new codepoints and populate it
int *newCodepoints = MemAlloc(newCount * sizeof(int));
for (int i=0; i<font->glyphCount; i++) {
int codepointCountWithNoDupes = 0; // We don't need to assign chars that already exist in the Font
for (int i = 0; i < font->glyphCount; i++)
{
newCodepoints[i] = font->glyphs[i].value;
}
for (int i=font->glyphCount; i<newCount; i++) {
newCodepoints[i] = codepoints[i-font->glyphCount];
codepointCountWithNoDupes += 1;
}
*font = LoadFontEx(fileName, fontSize, newCodepoints, newCount);
for (int i = font->glyphCount; i < newCount; i++)
{
bool codepointIsUnique = true;
int cp = codepoints[i-font->glyphCount];
// This loop checks for the existence for the existence of the newChars in the input Font
for (int j = 0; j < font->glyphCount; j++)
{
if (cp == font->glyphs[j].value)
{
codepointIsUnique = false;
break;
}
}
if (codepointIsUnique)
{
newCodepoints[codepointCountWithNoDupes] = cp;
codepointCountWithNoDupes += 1;
}
}
// Unload the Font and then reassign the newly built Font
UnloadFont(*font);
*font = LoadFontEx(fileName, fontSize, newCodepoints, codepointCountWithNoDupes);
MemFree(newCodepoints);
}