3 This file is part of libmspgltk
4 Copyright © 2007 Mikko Rasa, Mikkosoft Productions
5 Distributed under the LGPL
8 #include <msp/gl/matrix.h>
9 #include <msp/gl/transform.h>
18 HSlider::HSlider(const Resources &r):
24 void HSlider::button_press(int x, int y, unsigned btn)
26 if(geom.is_inside_relative(x, y) && max>min)
28 int sx=static_cast<int>((geom.w-slider_size)*(value-min)/(max-min));
29 if(btn==1 && x>=sx && x<static_cast<int>(sx+slider_size))
34 void HSlider::button_release(int, int, unsigned btn)
36 if(btn==1 && dragging)
40 void HSlider::pointer_motion(int x, int)
46 void HSlider::render_special(const Part &part) const
48 if(part.get_name()=="slider")
50 Alignment align=part.get_alignment();
52 align.x=(value-min)/(max-min);
54 Geometry pgeom=part.get_geometry();
55 align.apply(pgeom, geom, part.get_margin());
58 GL::translate(pgeom.x, pgeom.y, 0);
59 part.get_graphic(state)->render(pgeom.w, pgeom.h);
64 void HSlider::on_geometry_change()
66 drag_area_size=geom.w-slider_size;
69 void HSlider::on_style_change()
71 for(PartSeq::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
72 if(i->get_name()=="slider")
73 slider_size=i->get_geometry().w;