Add vertical space to depth plot if we are showing partial pressure graphs

Fairly simplistic change that modifies the way we calculate the "maxdepth"
for a particular dive as that is used to scale the plot vertically.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 5 insertions, 3 deletions

diff --git a/display-gtk.h b/display-gtk.h
index ea4786b67..22ff9d626 100644
--- a/display-gtk.h
+++ b/display-gtk.h
@@ -27,6 +27,11 @@ typedef struct {
 	gboolean phe;
 } enabled_graphs_t;
 
+extern visible_cols_t visible_cols;
+extern enabled_graphs_t enabled_graphs;
+
+#define GRAPHS_ENABLED (enabled_graphs.po2 || enabled_graphs.pn2 || enabled_graphs.phe)
+
 typedef enum {
 	PREF_BOOL,
 	PREF_STRING
@@ -59,9 +64,6 @@ extern void quit(GtkWidget *w, gpointer data);
 
 extern int is_default_dive_computer_device(const char *name);
 
-extern visible_cols_t visible_cols;
-extern enabled_graphs_t enabled_graphs;
-
 extern const char *divelist_font;
 extern void set_divelist_font(const char *);