git-sh-setup: make require_clean_work_tree part of the interface

[git.git] / graph.h

diff --git a/graph.h b/graph.h
index f188168158659b1a1167a623ea1d580ad395094c..aff960c7e8f63f49e3ec16afb0b891cf257ce999 100644 (file)
--- a/graph.h
+++ b/graph.h
@@ -4,6 +4,23 @@
 /* A graph is a pointer to this opaque structure */
 struct git_graph;
 
+/*
+ * Set up a custom scheme for column colors.
+ *
+ * The default column color scheme inserts ANSI color escapes to colorize
+ * the graph. The various color escapes are stored in an array of strings
+ * where each entry corresponds to a color, except for the last entry,
+ * which denotes the escape for resetting the color back to the default.
+ * When generating the graph, strings from this array are inserted before
+ * and after the various column characters.
+ *
+ * This function allows you to enable a custom array of color escapes.
+ * The 'colors_max' argument is the index of the last "reset" entry.
+ *
+ * This functions must be called BEFORE graph_init() is called.
+ */
+void graph_set_column_colors(const char **colors, unsigned short colors_max);
+
 /*
  * Create a new struct git_graph.
  */