From 80591d73c1d0827f1f20685ae7c93172a7fea217 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Mon, 3 Jan 2011 20:54:20 +0000
Subject: (svn r21707) -Fix [FS#4371]: bit too strict assertion on validness of
 console colours

---
 src/console_func.h  |  2 ++
 src/console_gui.cpp | 21 +++++++++++++++++++++
 src/console_type.h  |  6 ------
 3 files changed, 23 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/console_func.h b/src/console_func.h
index aa220a998..6f58bdf54 100644
--- a/src/console_func.h
+++ b/src/console_func.h
@@ -32,4 +32,6 @@ void IConsoleError(const char *string);
 /* Parser */
 void IConsoleCmdExec(const char *cmdstr);
 
+bool IsValidConsoleColour(TextColour c);
+
 #endif /* CONSOLE_FUNC_H */
diff --git a/src/console_gui.cpp b/src/console_gui.cpp
index 875e78d05..dd3f065ef 100644
--- a/src/console_gui.cpp
+++ b/src/console_gui.cpp
@@ -494,3 +494,24 @@ void IConsoleGUIPrint(TextColour colour_code, char *str)
 	new IConsoleLine(str, colour_code);
 	SetWindowDirty(WC_CONSOLE, 0);
 }
+
+
+/**
+ * Check whether the given TextColour is valid for console usage.
+ * @param c The text colour to compare to.
+ * @return true iff the TextColour is valid for console usage.
+ */
+bool IsValidConsoleColour(TextColour c)
+{
+	/* A normal text colour is used. */
+	if (!(c & TC_IS_PALETTE_COLOUR)) return TC_BEGIN <= c && c < TC_END;
+
+	/* A text colour from the palette is used; must be the company
+	 * colour gradient, so it must be one of those. */
+	c &= ~TC_IS_PALETTE_COLOUR;
+	for (uint i = TC_BEGIN; i < TC_END; i++) {
+		if (_colour_gradient[i][4] == c) return true;
+	}
+
+	return false;
+}
diff --git a/src/console_type.h b/src/console_type.h
index 2a99a7038..b62d5d9c4 100644
--- a/src/console_type.h
+++ b/src/console_type.h
@@ -30,10 +30,4 @@ static const TextColour CC_DEBUG   = TC_LIGHT_BROWN; ///< Colour for debug outpu
 static const TextColour CC_COMMAND = TC_GOLD;        ///< Colour for the console's commands.
 static const TextColour CC_WHITE   = TC_WHITE;       ///< White console lines for various things such as the welcome.
 
-static inline bool IsValidConsoleColour(uint c)
-{
-	return c == CC_DEFAULT || c == CC_ERROR || c == CC_WARNING || c == CC_INFO ||
-			c == CC_DEBUG || c == CC_COMMAND || c == CC_WHITE;
-}
-
 #endif /* CONSOLE_TYPE_H */
-- 
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