From 19f734335519996395113c6acbde949dfc60e167 Mon Sep 17 00:00:00 2001
From: Jon Lund Steffensen <jonlst@gmail.com>
Date: Thu, 27 May 2010 00:17:47 +0200
Subject: Let gamma methods and location providers print help on option
 parameters.

---
 src/gamma-randr.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/gamma-randr.c')

diff --git a/src/gamma-randr.c b/src/gamma-randr.c
index ec70746..990ac91 100644
--- a/src/gamma-randr.c
+++ b/src/gamma-randr.c
@@ -290,6 +290,17 @@ randr_free(randr_state_t *state)
 	xcb_disconnect(state->conn);
 }
 
+void
+randr_print_help(FILE *f)
+{
+	fputs(_("Adjust gamma ramps with the X RANDR extension.\n"), f);
+	fputs("\n", f);
+
+	fputs(_("  screen=N\tX screen to apply adjustments to\n"
+		"  crtc=N\tCRTC to apply adjustments to\n"), f);
+	fputs("\n", f);
+}
+
 static int
 randr_set_temperature_for_crtc(randr_state_t *state, int crtc_num, int temp,
 			       float gamma[3])
-- 
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