PIP ICUlpha ICU support

git-svn-id: svn://db.shs.com.ru/pip@93 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

src/core/pichar.cpp

@@ -0,0 +1,174 @@
+/*! \file pichar.h
+ * \brief Unicode char
+*/
+/*
+    PIP - Platform Independent Primitives
+    Unicode char
+    Copyright (C) 2015  Ivan Pelipenko peri4ko@gmail.com
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "pichar.h"
+#ifdef PIP_ICU
+#  include "unicode/ucnv.h"
+char * __syslocname__ = 0;
+char * __sysoemname__ = 0;
+#endif
+
+
+/*! \class PIChar
+ * \brief Unicode char
+ * \details This class is wrapper around \c "uint".
+ * There are many contructors and information functions
+ */
+
+
+PIChar::PIChar(const char * c) {
+	ch = *reinterpret_cast<const int * >(c);
+}
+
+
+bool PIChar::operator ==(const PIChar & o) const {
+	return strcmp(o.toCharPtr(), toCharPtr()) == 0;
+}
+
+
+bool PIChar::operator >(const PIChar & o) const {
+	return strcmp(o.toCharPtr(), toCharPtr()) < 0;
+}
+
+
+bool PIChar::operator <(const PIChar & o) const {
+	return strcmp(o.toCharPtr(), toCharPtr()) > 0;
+}
+
+
+bool PIChar::operator >=(const PIChar & o) const {
+	return strcmp(o.toCharPtr(), toCharPtr()) <= 0;
+}
+
+
+bool PIChar::operator <=(const PIChar & o) const {
+	return strcmp(o.toCharPtr(), toCharPtr()) >= 0;
+}
+
+
+bool PIChar::isDigit() const {
+	return isdigit(ch) != 0;
+}
+
+
+bool PIChar::isHex() const {
+	return isxdigit(ch) != 0;
+}
+
+
+bool PIChar::isGraphical() const {
+	return isgraph(ch) != 0;
+}
+
+
+bool PIChar::isControl() const {
+	return iscntrl(ch) != 0;
+}
+
+
+bool PIChar::isLower() const {
+	return islower(ch) != 0;
+}
+
+
+bool PIChar::isUpper() const {
+	return isupper(ch) != 0;
+}
+
+
+bool PIChar::isPrint() const {
+	return isprint(ch) != 0;
+}
+
+
+bool PIChar::isSpace() const {
+	return isspace(ch) != 0;
+}
+
+
+bool PIChar::isAlpha() const {
+	return isalpha(ch) != 0;
+}
+
+
+bool PIChar::isAscii() const {
+	return isascii(ch) != 0;
+}
+
+
+const wchar_t * PIChar::toWCharPtr() const {
+	return reinterpret_cast<const wchar_t * >(&ch);
+}
+
+
+const char * PIChar::toCharPtr() const {
+	return reinterpret_cast<const char * >(&ch);
+}
+
+
+wchar_t PIChar::toWChar() const {
+	return wchar_t(ch);
+}
+
+
+char PIChar::toConcole1Byte() const {
+	if (ch < 0x80) return ch;
+#ifdef PIP_ICU
+	UErrorCode e((UErrorCode)0);
+	UConverter * cc = ucnv_open(__sysoemname__, &e);
+	if (cc) {
+		char uc[8];
+		e = (UErrorCode)0;
+		ucnv_fromUChars(cc, uc, 8, (const UChar*)(&ch), 1, &e);
+		ucnv_close(cc);
+		return uc[0];
+	}
+#endif
+	return toAscii();
+}
+
+
+PIChar PIChar::toUpper() const {
+	return PIChar(toupper(ch));
+}
+
+
+PIChar PIChar::toLower() const {
+	return PIChar(tolower(ch));
+}
+
+
+
+
+std::ostream & operator <<(std::ostream & s, const PIChar & v) {
+	s << v.toCharPtr();
+	return s;
+}
+
+
+PICout operator <<(PICout s, const PIChar & v) {
+	s.space();
+	s.setControl(0, true);
+	s << v.toCharPtr();
+	s.restoreControl();
+	return s;
+}