X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fslider.cpp;h=1e763c639bf5309fba69d3a3ce3e680aba97eff1;hb=f0b600c3b1739f7e088da6ab8eb7c2e67adf592c;hp=7123458c0e41b7268ce44b7c556543dfd2af9aa1;hpb=319cde3c06181ba1c3619567525002926d8b4889;p=libs%2Fgltk.git

diff --git a/source/slider.cpp b/source/slider.cpp
index 7123458..1e763c6 100644
--- a/source/slider.cpp
+++ b/source/slider.cpp
@@ -9,7 +9,9 @@ Slider::Slider():
 	value(0),
 	step(0.1),
 	dragging(false),
-	drag_area_size(0)
+	drag_area_size(0),
+	drag_area_offset(0),
+	slider_size(1)
 { }
 
 void Slider::set_value(double v)
@@ -46,6 +48,21 @@ void Slider::set_step(double s)
 	set_value(value);
 }
 
+void Slider::click(int p)
+{
+	p -= drag_area_offset;
+	if(p<0 || p>=static_cast<int>(drag_area_size))
+		return;
+
+	int sp = static_cast<int>((drag_area_size-slider_size)*(value-min)/(max-min));
+	if(p<sp)
+		set_value(value-step*10);
+	else if(p>=static_cast<int>(sp+slider_size))
+		set_value(value+step*10);
+	else
+		start_drag(drag_area_offset+p);
+}
+
 void Slider::start_drag(int p)
 {
 	dragging = true;
@@ -57,7 +74,7 @@ void Slider::start_drag(int p)
 void Slider::drag(int p)
 {
 	if(max>min)
-		set_value(drag_start_value+(p-drag_start_pos)*(max-min)/drag_area_size);
+		set_value(drag_start_value+(p-drag_start_pos)*(max-min)/(drag_area_size-slider_size));
 }
 
 void Slider::end_drag()