Backport: Feature [feature-requests:#1259]. Add SCI_SETCHARACTERCATEGORYOPTIMIZATION API to optimize speed of character category features.

Backport of changeset 7392:2832adedd0f4, but with added includes for Sci::clamp().

1 files changed, 9 insertions, 1 deletions

diff --git a/src/Document.cxx b/src/Document.cxx
index 4aad2e370..dd11ae42d 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -1710,7 +1710,7 @@ CharClassify::cc Document::WordCharacterClass(unsigned int ch) const {
 	if (dbcsCodePage && (!UTF8IsAscii(ch))) {
 		if (SC_CP_UTF8 == dbcsCodePage) {
 			// Use hard coded Unicode class
-			const CharacterCategory cc = CategoriseCharacter(ch);
+			const CharacterCategory cc = charMap.CategoryFor(ch);
 			switch (cc) {
 
 				// Separator, Line/Paragraph
@@ -2169,6 +2169,14 @@ int Document::GetCharsOfClass(CharClassify::cc characterClass, unsigned char *bu
     return charClass.GetCharsOfClass(characterClass, buffer);
 }
 
+void Document::SetCharacterCategoryOptimization(int countCharacters) {
+	charMap.Optimize(countCharacters);
+}
+
+int Document::CharacterCategoryOptimization() const noexcept {
+	return charMap.Size();
+}
+
 void SCI_METHOD Document::StartStyling(Sci_Position position, char) {
 	endStyled = position;
 }