diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cell_explorer.c | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/src/cell_explorer.c b/src/cell_explorer.c index 3b640f99..ea347f62 100644 --- a/src/cell_explorer.c +++ b/src/cell_explorer.c @@ -78,6 +78,7 @@ typedef struct { double max; int n; const char *units; + const char *label; int width; double dmin; /* Display min/max */ @@ -411,6 +412,24 @@ static gboolean draw_sig(GtkWidget *da, GdkEventExpose *event, HistoBox *b) draw_axis(cr, b, width, height); + cairo_text_extents_t ext; + char label[256]; + + cairo_select_font_face(cr, "Serif", CAIRO_FONT_SLANT_ITALIC, + CAIRO_FONT_WEIGHT_BOLD); + cairo_set_font_size(cr, height/10.0); + + if ( b->have_fit ) { + snprintf(label, 255, "%s = %.2f ± %.2f%s", + b->label, b->fit_b, b->fit_c/sqrt(2), b->units); + } else { + strncpy(label, b->label, 255); + } + + cairo_text_extents(cr, label, &ext); + cairo_move_to(cr, 10.0, 10.0+ext.height); + cairo_show_text(cr, label); + cairo_destroy(cr); return FALSE; @@ -1063,7 +1082,7 @@ static gint keypress_sig(GtkWidget *widget, GdkEventKey *event, HistoBox *h) } -static HistoBox *histobox_new(CellWindow *w, const char *units) +static HistoBox *histobox_new(CellWindow *w, const char *units, const char *n) { HistoBox *h; @@ -1076,6 +1095,7 @@ static HistoBox *histobox_new(CellWindow *w, const char *units) h->min = +INFINITY; h->max = -INFINITY; h->n = 100; /* Number of bins */ + h->label = n; h->h = multihistogram_new(); @@ -1309,12 +1329,12 @@ int main(int argc, char *argv[]) w.cols_on[0] = 1; for ( i=1; i<8; i++ ) w.cols_on[i] = 2; - w.hist_a = histobox_new(&w, " A"); - w.hist_b = histobox_new(&w, " A"); - w.hist_c = histobox_new(&w, " A"); - w.hist_al = histobox_new(&w, "°"); - w.hist_be = histobox_new(&w, "°"); - w.hist_ga = histobox_new(&w, "°"); + w.hist_a = histobox_new(&w, " A", "a"); + w.hist_b = histobox_new(&w, " A", "b"); + w.hist_c = histobox_new(&w, " A", "c"); + w.hist_al = histobox_new(&w, "°", "α"); + w.hist_be = histobox_new(&w, "°", "β"); + w.hist_ga = histobox_new(&w, "°", "γ"); w.n_unique_indms = 0; |