diff options
Diffstat (limited to 'profile.c')
| -rw-r--r-- | profile.c | 43 |
1 files changed, 41 insertions, 2 deletions
@@ -900,6 +900,8 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi maxtime = get_maxtime(pi); maxdepth = get_maxdepth(pi); + gc->maxtime = maxtime; + /* Time markers: at most every 10 seconds, but no more than 12 markers. * We start out with 10 seconds and increment up to 30 minutes, * depending on the dive time. @@ -1908,11 +1910,12 @@ static void plot_set_scale(scale_mode_t scale) } } -void plot(struct graphics_context *gc, cairo_rectangle_t *drawing_area, struct dive *dive, scale_mode_t scale) +void plot(struct graphics_context *gc, struct dive *dive, scale_mode_t scale) { struct plot_info *pi; static struct sample fake[4]; struct sample *sample = dive->sample; + cairo_rectangle_t *drawing_area = &gc->drawing_area; int nr = dive->samples; plot_set_scale(scale); @@ -1994,5 +1997,41 @@ void plot(struct graphics_context *gc, cairo_rectangle_t *drawing_area, struct d plot_depth_scale(gc, pi); - free(pi); + if (gc->printer) { + free(pi); + } else { + free(gc->plot_info); + gc->plot_info = pi; + } +} + +static void plot_string(struct plot_data *entry, char *buf, size_t bufsize) +{ + int depth_decimals, pressure; + const char *depth_unit, *pressure_unit; + double depth; + + depth = get_depth_units(entry->depth, &depth_decimals, &depth_unit); + pressure = get_pressure_units(GET_PRESSURE(entry), &pressure_unit); + + snprintf(buf, bufsize, "%.*f %s\n%d %s", + depth_decimals, depth, depth_unit, + pressure, pressure_unit); +} + +void get_plot_details(struct graphics_context *gc, int time, char *buf, size_t bufsize) +{ + struct plot_info *pi = gc->plot_info; + + *buf = 0; + if (pi) { + int i; + for (i = 0; i < pi->nr; i++) { + struct plot_data *entry = pi->entry + i; + if (entry->sec >= time) { + plot_string(entry, buf, bufsize); + break; + } + } + } } |