min(0),
max(1),
value(0),
- step(0.1)
+ step(0.1),
+ dragging(false),
+ drag_area_size(0)
{ }
void Slider::set_value(double v)
set_value(value);
}
+void Slider::start_drag(int p)
+{
+ dragging=true;
+ drag_start_pos=p;
+ drag_start_value=value;
+ state|=ACTIVE;
+}
+
+void Slider::drag(int p)
+{
+ if(max>min)
+ set_value(drag_start_value+(p-drag_start_pos)*(max-min)/drag_area_size);
+}
+
+void Slider::end_drag()
+{
+ dragging=false;
+ state&=~ACTIVE;
+}
+
Slider::Loader::Loader(Slider &s):
Widget::Loader(s)