+++ /dev/null
-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
-#include <msp/gl/matrix.h>
-#include <msp/gl/transform.h>
-#include "graphic.h"
-#include "part.h"
-#include "style.h"
-#include "vslider.h"
-
-namespace Msp {
-namespace GLtk {
-
-VSlider::VSlider(const Resources &r):
- Slider(r),
- dragging(false)
-{
- update_style();
-}
-
-void VSlider::button_press(int x, int y, unsigned btn)
-{
- if(geom.is_inside(x, y))
- {
- int sh=get_slider_height();
- int sy=geom.y+static_cast<int>((geom.h-sh)*(value-min)/(max-min));
- if(btn==1 && y>=sy && y<sy+sh)
- {
- dragging=true;
- state=ACTIVE;
- drag_start_y=y;
- drag_start_value=value;
- }
- }
-}
-
-void VSlider::button_release(int, int, unsigned btn)
-{
- if(btn==1)
- {
- dragging=false;
- state=NORMAL;
- }
-}
-
-void VSlider::pointer_motion(int, int y)
-{
- if(dragging)
- {
- set_value(drag_start_value+(y-drag_start_y)*(max-min)/(geom.h-get_slider_height()));
- }
-}
-
-void VSlider::render_special(const Part &part) const
-{
- if(part.get_name()=="slider")
- {
- Alignment align=part.get_alignment();
- align.y=(value-min)/(max-min);
-
- Geometry pgeom=part.get_geometry();
- align.apply(pgeom, geom, part.get_margin());
-
- GL::push_matrix();
- GL::translate(pgeom.x, pgeom.y, 0);
- part.get_graphic(state)->render(pgeom.w, pgeom.h);
- GL::pop_matrix();
- }
-}
-
-unsigned VSlider::get_slider_height() const
-{
- for(PartSeq::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
- if(i->get_name()=="slider")
- return i->get_geometry().h;
-
- return 0;
-}
-
-} // namespace GLtk
-} // namespace Msp
-