1 files changed, 80 insertions, 0 deletions
diff --git a/src/crepe/util/LogColor.h b/src/crepe/util/LogColor.h
new file mode 100644
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+++ b/src/crepe/util/LogColor.h
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+#pragma once
+
+#include <string>
+
+namespace crepe {
+
+/**
+ * \brief Utility class for coloring text using ANSI escape codes
+ *
+ * \note Most methods in this class return a reference to \c this, which may be
+ * used to chain multiple display attributes.
+ */
+class LogColor {
+public:
+	/**
+	 * \brief Get color code as STL string
+	 *
+	 * \param content If given, color this string and append a color reset escape sequence.
+	 *
+	 * \returns Color escape sequence
+	 */
+	const std::string str(const std::string & content = "") const;
+
+public:
+	//! Reset color to default foreground and background color
+	LogColor & reset();
+
+public:
+	/**
+	 * \name Foreground colors
+	 *
+	 * These functions set the foreground (text) color. The \c bright parameter
+	 * makes the color brighter, or bold on some terminals.
+	 * \{
+	 */
+	LogColor & fg_black(bool bright = false);
+	LogColor & fg_red(bool bright = false);
+	LogColor & fg_green(bool bright = false);
+	LogColor & fg_yellow(bool bright = false);
+	LogColor & fg_blue(bool bright = false);
+	LogColor & fg_magenta(bool bright = false);
+	LogColor & fg_cyan(bool bright = false);
+	LogColor & fg_white(bool bright = false);
+	/// \}
+
+public:
+	/**
+	 * \name Background colors
+	 *
+	 * These functions set the background color. The \c bright parameter makes
+	 * the color brighter.
+	 * \{
+	 */
+	LogColor & bg_black(bool bright = false);
+	LogColor & bg_red(bool bright = false);
+	LogColor & bg_green(bool bright = false);
+	LogColor & bg_yellow(bool bright = false);
+	LogColor & bg_blue(bool bright = false);
+	LogColor & bg_magenta(bool bright = false);
+	LogColor & bg_cyan(bool bright = false);
+	LogColor & bg_white(bool bright = false);
+	/// \}
+
+private:
+	/**
+	 * \brief Append SGR escape sequence to \c this->code
+	 *
+	 * \param code SGR attribute number
+	 *
+	 * See <https://en.wikipedia.org/wiki/ANSI_escape_code> for magic number
+	 * reference.
+	 */
+	LogColor & add_code(unsigned int code);
+
+private:
+	//! Color escape sequence
+	std::string code = "";
+};
+
+} // namespace crepe