diff options
Diffstat (limited to 'src/console_gui.cpp')
| -rw-r--r-- | src/console_gui.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
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; +} |