diff options
Diffstat (limited to 'profile.c')
| -rw-r--r-- | profile.c | 39 |
1 files changed, 27 insertions, 12 deletions
@@ -328,35 +328,50 @@ static int setup_temperature_limits(struct dive *dive, struct graphics_context * return maxtemp > mintemp; } -static void plot_temperature_text(struct dive *dive, struct graphics_context *gc) +static void plot_single_temp_text(struct graphics_context *gc, int sec, temperature_t temperature) { - int i; + int deg; + const char *unit; static const text_render_options_t tro = {12, 0.2, 0.2, 1.0, LEFT, TOP}; + if (output_units.temperature == FAHRENHEIT) { + deg = to_F(temperature); + unit = "F"; + } else { + deg = to_C(temperature); + unit = "C"; + } + plot_text(gc, &tro, sec, temperature.mkelvin, "%d %s", deg, unit); +} + +static void plot_temperature_text(struct dive *dive, struct graphics_context *gc) +{ + int i; int last = 0; + temperature_t last_temperature, last_printed_temp; if (!setup_temperature_limits(dive, gc)) return; for (i = 0; i < dive->samples; i++) { - const char *unit; struct sample *sample = dive->sample+i; + if (sample->time.seconds > dive->duration.seconds) + break; /* let's not plot surface temp events */ int mkelvin = sample->temperature.mkelvin; - int sec, deg; + int sec; if (!mkelvin) continue; + last_temperature = sample->temperature; sec = sample->time.seconds; if (sec < last) continue; last = sec + 300; - if (output_units.temperature == FAHRENHEIT) { - deg = to_F(sample->temperature); - unit = "F"; - } else { - deg = to_C(sample->temperature); - unit = "C"; - } - plot_text(gc, &tro, sec, mkelvin, "%d %s", deg, unit); + plot_single_temp_text(gc,sec,sample->temperature); + last_printed_temp = last_temperature ; + } + /* it would be nice to print the end temperature, if it's different */ + if (last_temperature.mkelvin != last_printed_temp.mkelvin) { + plot_single_temp_text(gc,dive->duration.seconds,last_temperature); } } |