### use G_PI instead of M_PI.

```2002-12-20  Sven Neumann  <sven@gimp.org>

* examples/gtkdial/gtkdial.c: use G_PI instead of M_PI.```
parent 7ec4703c
 ... ... @@ -353,7 +353,7 @@ gtk_dial_expose (GtkWidget *widget, if ((upper - lower) == 0) return FALSE; increment = (100*M_PI) / (dial->radius*dial->radius); increment = (100*G_PI) / (dial->radius*dial->radius); inc = (upper - lower); ... ... @@ -363,7 +363,7 @@ gtk_dial_expose (GtkWidget *widget, for (i = 0; i <= inc; i++) { theta = ((gfloat)i*M_PI / (18*inc/24.) - M_PI/6.); theta = ((gfloat)i*G_PI / (18*inc/24.) - G_PI/6.); if ((theta - last) < (increment)) continue; ... ... @@ -558,17 +558,17 @@ gtk_dial_update_mouse (GtkDial *dial, gint x, gint y) old_value = dial->adjustment->value; dial->angle = atan2(yc-y, x-xc); if (dial->angle < -M_PI/2.) dial->angle += 2*M_PI; if (dial->angle < -G_PI/2.) dial->angle += 2*G_PI; if (dial->angle < -M_PI/6) dial->angle = -M_PI/6; if (dial->angle < -G_PI/6) dial->angle = -G_PI/6; if (dial->angle > 7.*M_PI/6.) dial->angle = 7.*M_PI/6.; if (dial->angle > 7.*G_PI/6.) dial->angle = 7.*G_PI/6.; dial->adjustment->value = dial->adjustment->lower + (7.*M_PI/6 - dial->angle) * (dial->adjustment->upper - dial->adjustment->lower) / (4.*M_PI/3.); dial->adjustment->value = dial->adjustment->lower + (7.*G_PI/6 - dial->angle) * (dial->adjustment->upper - dial->adjustment->lower) / (4.*G_PI/3.); if (dial->adjustment->value != old_value) { ... ... @@ -615,7 +615,7 @@ gtk_dial_update (GtkDial *dial) g_signal_emit_by_name (GTK_OBJECT (dial->adjustment), "value_changed"); } dial->angle = 7.*M_PI/6. - (new_value - dial->adjustment->lower) * 4.*M_PI/3. / dial->angle = 7.*G_PI/6. - (new_value - dial->adjustment->lower) * 4.*G_PI/3. / (dial->adjustment->upper - dial->adjustment->lower); gtk_widget_queue_draw (GTK_WIDGET (dial)); ... ...
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