Initial commit

common/streamdebug.cpp

@@ -0,0 +1,135 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 "common/streamdebug.h"
+#include "common/debug.h"
+#include "common/str.h"
+
+namespace Common {
+
+class MessageStream {
+public:
+	MessageStream() :
+		ref(1), space(true) {
+
+	}
+
+	String msg;
+	int ref;
+	bool space;
+	int level;
+};
+
+StreamDebug::StreamDebug(int level) :
+	_stream(new MessageStream()) {
+	_stream->level = level;
+}
+
+StreamDebug::StreamDebug(const StreamDebug &other) {
+	*this = other;
+}
+
+StreamDebug::~StreamDebug() {
+	if (--_stream->ref == 0) {
+		debug(_stream->level, "%s", _stream->msg.c_str());
+		delete _stream;
+	}
+}
+
+StreamDebug &StreamDebug::space() {
+	if (!_stream->space) {
+		_stream->msg += String(" ");
+		_stream->space = true;
+	}
+	return *this;
+}
+
+StreamDebug &StreamDebug::nospace() {
+	_stream->space = false;
+	return *this;
+}
+
+StreamDebug &StreamDebug::maybeSpace() {
+	if (_stream->space) {
+		_stream->msg += " ";
+	}
+	return *this;
+}
+
+StreamDebug &StreamDebug::operator<<(const String &str) {
+	_stream->msg += str;
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator<<(const char *str) {
+	_stream->msg += str;
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator<<(char str) {
+	_stream->msg += str;
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator<<(int num) {
+	_stream->msg += String::format("%d", num);
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator<<(unsigned int num) {
+	_stream->msg += String::format("%d", num);
+	return maybeSpace();
+}
+
+#if !defined(__DC__) && !defined(__DS__)
+StreamDebug &StreamDebug::operator<<(double num) {
+	_stream->msg += String::format("%g", num);
+	return maybeSpace();
+}
+#endif
+
+StreamDebug &StreamDebug::operator<<(float num) {
+	_stream->msg += String::format("%g", num);
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator<<(bool value) {
+	_stream->msg += (value ? "true" : "false");
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator<<(void *p) {
+	_stream->msg += String::format("%p", p);
+	return maybeSpace();
+}
+
+StreamDebug &StreamDebug::operator=(const StreamDebug &other) {
+	_stream = other._stream;
+	++_stream->ref;
+
+	return *this;
+}
+
+}
+
+Common::StreamDebug streamDbg(int level) {
+	return Common::StreamDebug(level);
+}