diff options
Diffstat (limited to 'src/Canvas.cpp')
| -rw-r--r-- | src/Canvas.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/Canvas.cpp b/src/Canvas.cpp index e353945..56e64f5 100644 --- a/src/Canvas.cpp +++ b/src/Canvas.cpp @@ -1131,7 +1131,12 @@ GanvCanvasImpl::port_event(GdkEvent* event, GanvPort* port) const double sens = fmaxf(1.0 - fabs(dy), value_range / range_x); const double dvalue = (dx * value_range) * sens; - const double value = control_start_value + dvalue; + double value = control_start_value + dvalue; + if (value < port->impl->control->min) { + value = port->impl->control->min; + } else if (value > port->impl->control->max) { + value = port->impl->control->max; + } ganv_port_set_control_value(port, value); return true; } |