cairo_show_text(cr, buffer);
}
+static void plot_one_event(struct graphics_context *gc, struct plot_info *pi, struct event *event, const text_render_options_t *tro)
+{
+ int i, depth = 0;
+
+ for (i = 0; i < pi->nr; i++) {
+ struct plot_data *data = pi->entry + i;
+ if (event->time.seconds < data->sec)
+ break;
+ depth = data->val;
+ }
+ plot_text(gc, tro, event->time.seconds, depth, "%s", event->name);
+}
+
+static void plot_events(struct graphics_context *gc, struct plot_info *pi, struct dive *dive)
+{
+ static const text_render_options_t tro = {14, 1.0, 0.2, 0.2, CENTER, TOP};
+ struct event *event = dive->events;
+
+ if (gc->printer)
+ return;
+
+ while (event) {
+ plot_one_event(gc, pi, event, &tro);
+ event = event->next;
+ }
+}
+
static void render_depth_sample(struct graphics_context *gc, struct plot_data *entry, const text_render_options_t *tro)
{
- int sec = entry->sec;
- depth_t depth = { entry->val };
- const char *fmt;
+ int sec = entry->sec, decimals;
double d;
- switch (output_units.length) {
- case METERS:
- d = depth.mm / 1000.0;
- fmt = "%.1f";
- break;
- case FEET:
- d = to_feet(depth);
- fmt = "%.0f";
- break;
- }
- plot_text(gc, tro, sec, depth.mm, fmt, d);
+ d = get_depth_units(entry->val, &decimals, NULL);
+
+ plot_text(gc, tro, sec, entry->val, "%.*f", decimals, d);
}
static void plot_text_samples(struct graphics_context *gc, struct plot_info *pi)
/* if our samples are short and we aren't too FAST*/
if (entry[0].sec - entry[-1].sec < 30 && entry->velocity < FAST) {
int past = -2;
- while (pi->entry <= entry-past && entry[0].sec - entry[past].sec < 30)
+ while (i+past > 0 && entry[0].sec - entry[past].sec < 30)
past--;
entry->velocity = velocity((entry[0].val - entry[past].val) /
(entry[0].sec - entry[past].sec));
/* Depth profile */
plot_depth_profile(gc, pi);
+ plot_events(gc, pi, dive);
/* Text on top of all graphs.. */
plot_temperature_text(gc, pi);
cairo_close_path(gc->cr);
cairo_stroke(gc->cr);
+ free(pi);
}