Remove obsolete inside checks

[libs/gltk.git] / source / hslider.cpp

diff --git a/source/hslider.cpp b/source/hslider.cpp
index dda8b43168643a74825480c72e3017891adce8fd..2c6e968695439603031234b045dfb3ded26fc458 100644 (file)
--- a/source/hslider.cpp
+++ b/source/hslider.cpp
@@ -1,5 +1,5 @@
 #include <msp/gl/matrix.h>
-#include <msp/gl/transform.h>
+#include <msp/gl/meshbuilder.h>
 #include "graphic.h"
 #include "hslider.h"
 #include "part.h"
@@ -8,69 +8,82 @@
 namespace Msp {
 namespace GLtk {
 
-HSlider::HSlider(const Resources &r):
-       Slider(r),
-       dragging(false)
+HSlider::HSlider():
+       slider_size(1)
+{ }
+
+void HSlider::autosize_special(const Part &part, Geometry &ageom)
 {
-       update_style();
+       if(part.get_name()=="slider")
+       {
+               const Sides &margin = part.get_margin();
+               const Geometry &pgeom = part.get_geometry();
+               ageom.w = std::max(ageom.w, pgeom.w*3/2+margin.left+margin.right);
+               ageom.h = std::max(ageom.h, pgeom.h+margin.top+margin.bottom);
+       }
 }
 
-void HSlider::button_press(int x, int y, unsigned btn)
+void HSlider::rebuild_special(const Part &part)
 {
-       if(geom.is_inside(x, y))
+       if(part.get_name()=="slider")
        {
-               int sw=get_slider_width();
-               int sx=static_cast<int>((geom.w-sw)*(value-min)/(max-min));
-               if(btn==1 && x>=sx && x<sx+sw)
-               {
-                       dragging=true;
-                       state=ACTIVE;
-                       drag_start_x=x;
-                       drag_start_value=value;
-               }
+               const Graphic *graphic = part.get_graphic(state);
+               if(!graphic || !graphic->get_texture())
+                       return;
+
+               Alignment align = part.get_alignment();
+               if(max>min)
+                       align.x = (value-min)/(max-min);
+
+               Geometry pgeom = part.get_geometry();
+               align.apply(pgeom, geom, part.get_margin());
+
+               GL::MeshBuilder bld(part_cache.create_mesh(part, *graphic->get_texture()));
+               bld.matrix() *= GL::Matrix::translation(pgeom.x, pgeom.y, 0);
+               graphic->build(pgeom.w, pgeom.h, bld);
        }
 }
 
-void HSlider::button_release(int, int, unsigned btn)
+void HSlider::button_press(int x, int, unsigned btn)
 {
-       if(btn==1)
+       if(btn==1 && max>min)
        {
-               dragging=false;
-               state=NORMAL;
+               int sx = static_cast<int>((geom.w-slider_size)*(value-min)/(max-min));
+               if(x<sx)
+                       set_value(value-step*10);
+               else if(x>=static_cast<int>(sx+slider_size))
+                       set_value(value+step*10);
+               else
+                       start_drag(x);
        }
 }
 
+void HSlider::button_release(int, int, unsigned btn)
+{
+       if(btn==1 && dragging)
+               end_drag();
+}
+
 void HSlider::pointer_motion(int x, int)
 {
        if(dragging)
-       {
-               set_value(drag_start_value+(x-drag_start_x)*(max-min)/(geom.w-get_slider_width()));
-       }
+               drag(x);
 }
 
-void HSlider::render_part(const Part &part) const
+void HSlider::on_geometry_change()
 {
-       if(part.get_name()=="slider")
-       {
-               unsigned gw=part.get_width();
-               unsigned gh=(part.get_fill_y() ? geom.h : part.get_height());
-               GL::push_matrix();
-               GL::translate((geom.w-gw)*(value-min)/(max-min), (geom.h-gh)*(part.get_alignment().y+1)/2, 0);
-               const Graphic *graphic=part.get_graphic(state);
-               graphic->render(gw, gh);
-               GL::pop_matrix();
-       }
-       else
-               Widget::render_part(part);
+       drag_area_size = geom.w-slider_size;
 }
 
-unsigned HSlider::get_slider_width() const
+void HSlider::on_style_change()
 {
-       for(PartSeq::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
-               if(i->get_name()=="slider")
-                       return i->get_width();
+       if(!style)
+               return;
+
+       if(const Part *slider_part = style->get_part("slider"))
+               slider_size = slider_part->get_geometry().w;
 
-       return 0;
+       on_geometry_change();
 }
 
 } // namespace GLtk