Add the capability to print a dive profile

[ext/subsurface.git] / display.h

diff --git a/display.h b/display.h
index df701a3b988037b59bdf7ed715a0f78d091ac8d6..759f7f04e5037ffbddcbf192d441b72645c3923e 100644 (file)
--- a/display.h
+++ b/display.h
@@ -16,5 +16,23 @@ extern GtkWidget *extended_dive_info_widget(void);
 extern GtkWidget *equipment_widget(void);
 
 extern void repaint_dive(void);
+extern void do_print(void);
+
+/*
+ * Cairo scaling really is horribly horribly mis-designed.
+ *
+ * Which is sad, because I really like Cairo otherwise. But
+ * the fact that the line width is scaled with the same scale
+ * as the coordinate system is a f*&%ing disaster. So we
+ * can't use it, and instead have this butt-ugly wrapper thing..
+ */
+struct graphics_context {
+       cairo_t *cr;
+       double maxx, maxy;
+       double leftx, rightx;
+       double topy, bottomy;
+};
+
+extern void plot(struct graphics_context *gc, int w, int h, struct dive *dive);
 
 #endif