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// Scintilla source code edit control
/** @file StyleContext.cxx
** Lexer infrastructure.
**/
// Copyright 1998-2004 by Neil Hodgson <neilh@scintilla.org>
// This file is in the public domain.
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <assert.h>
#include <ctype.h>
#include "ILexer.h"
#include "LexAccessor.h"
#include "Accessor.h"
#include "StyleContext.h"
#include "CharacterSet.h"
#ifdef SCI_NAMESPACE
using namespace Scintilla;
#endif
bool StyleContext::MatchIgnoreCase(const char *s) {
if (MakeLowerCase(ch) != static_cast<unsigned char>(*s))
return false;
s++;
if (MakeLowerCase(chNext) != static_cast<unsigned char>(*s))
return false;
s++;
for (int n = 2; *s; n++) {
if (static_cast<unsigned char>(*s) !=
MakeLowerCase(static_cast<unsigned char>(styler.SafeGetCharAt(currentPos + n, 0))))
return false;
s++;
}
return true;
}
static void getRange(Sci_PositionU start,
Sci_PositionU end,
LexAccessor &styler,
char *s,
Sci_PositionU len) {
Sci_PositionU i = 0;
while ((i < end - start + 1) && (i < len-1)) {
s[i] = styler[start + i];
i++;
}
s[i] = '\0';
}
void StyleContext::GetCurrent(char *s, Sci_PositionU len) {
getRange(styler.GetStartSegment(), currentPos - 1, styler, s, len);
}
static void getRangeLowered(Sci_PositionU start,
Sci_PositionU end,
LexAccessor &styler,
char *s,
Sci_PositionU len) {
Sci_PositionU i = 0;
while ((i < end - start + 1) && (i < len-1)) {
s[i] = static_cast<char>(tolower(styler[start + i]));
i++;
}
s[i] = '\0';
}
void StyleContext::GetCurrentLowered(char *s, Sci_PositionU len) {
getRangeLowered(styler.GetStartSegment(), currentPos - 1, styler, s, len);
}
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