-/* $Id$
-
-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 <msp/gl/meshbuilder.h>
#include "graphic.h"
#include "part.h"
#include "style.h"
namespace Msp {
namespace GLtk {
-VSlider::VSlider(const Resources &r):
- Slider(r)
+VSlider::VSlider():
+ slider_size(1)
+{ }
+
+void VSlider::autosize()
{
- update_style();
+ if(!style)
+ return;
+
+ Widget::autosize();
+
+ if(const Part *slider_part = style->get_part("slider"))
+ {
+ const Sides &margin = slider_part->get_margin();
+ const Geometry &pgeom = slider_part->get_geometry();
+ geom.w = std::max(geom.w, pgeom.w+margin.left+margin.right);
+ geom.h = std::max(geom.h, pgeom.h*3/2+margin.top+margin.bottom);
+ }
+}
+
+void VSlider::rebuild_special(const Part &part, CachedPart &cache)
+{
+ if(part.get_name()=="slider")
+ {
+ Alignment align = part.get_alignment();
+ if(max>min)
+ align.y = (value-min)/(max-min);
+
+ Geometry pgeom = part.get_geometry();
+ align.apply(pgeom, geom, part.get_margin());
+
+ cache.texture = part.get_graphic(state)->get_texture();
+ cache.clear_mesh();
+
+ GL::MeshBuilder bld(*cache.mesh);
+ bld.matrix() *= GL::Matrix::translation(pgeom.x, pgeom.y, 0);
+ part.get_graphic(state)->build(pgeom.w, pgeom.h, bld);
+ }
}
void VSlider::button_press(int x, int y, unsigned btn)
{
if(btn==1 && geom.is_inside_relative(x, y) && max>min)
{
- int sy=static_cast<int>((geom.h-slider_size)*(value-min)/(max-min));
+ int sy = static_cast<int>((geom.h-slider_size)*(value-min)/(max-min));
if(y<sy)
set_value(value-step*10);
else if(y>=static_cast<int>(sy+slider_size))
drag(y);
}
-void VSlider::render_special(const Part &part) const
-{
- if(part.get_name()=="slider")
- {
- Alignment align=part.get_alignment();
- if(max>min)
- 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();
- }
-}
-
void VSlider::on_geometry_change()
{
- drag_area_size=geom.h-slider_size;
+ drag_area_size = geom.h-slider_size;
}
void VSlider::on_style_change()
{
- for(PartSeq::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
- if(i->get_name()=="slider")
- slider_size=i->get_geometry().h;
+ if(!style)
+ return;
+
+ if(const Part *slider_part = style->get_part("slider"))
+ slider_size = slider_part->get_geometry().h;
on_geometry_change();
}