+/* $Id$
+
+This file is part of libmspgltk
+Copyright © 2007 Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#include <msp/gl/immediate.h>
#include <msp/gl/matrix.h>
#include <msp/gl/transform.h>
+#include <msp/strings/formatter.h>
+#include "panel.h"
#include "resources.h"
#include "widget.h"
-#include <iostream>
using namespace std;
namespace Msp {
namespace GLtk {
+Widget::Widget(const Resources &r):
+ res(r),
+ style(0),
+ state(NORMAL),
+ visible(true),
+ parent(0)
+{ }
+
+Widget::~Widget()
+{
+ if(parent)
+ parent->remove(*this);
+}
+
void Widget::set_position(int x, int y)
{
geom.x=x;
geom.y=y;
+ on_geometry_change();
}
void Widget::set_size(unsigned w, unsigned h)
{
geom.w=w;
geom.h=h;
+ on_geometry_change();
}
void Widget::set_geometry(const Geometry &g)
{
geom=g;
+ on_geometry_change();
}
void Widget::set_style(const string &s)
update_style();
}
+void Widget::set_visible(bool v)
+{
+ if(v==visible)
+ return;
+
+ visible=v;
+
+ if(!visible && parent)
+ parent->child_hidden(*this);
+}
+
void Widget::render() const
{
if(!style)
- throw InvalidState("Attempt to render a widget without a style");
+ throw InvalidState(format("Attempt to render a widget without a style (class=\"%s\")", get_class()));
GL::push_matrix();
GL::translate(geom.x, geom.y, 0);
for(PartSeq::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
- render_part(*i);
+ {
+ if(i->get_name().empty())
+ render_graphic(*i);
+ else
+ render_special(*i);
+ }
GL::pop_matrix();
}
-Widget::Widget(const Resources &r):
- res(r),
- style(0),
- state(NORMAL)
-{ }
-
-void Widget::update_style()
-{
- style=&res.get_style(get_class(), style_name);
-}
-
-void Widget::render_part(const Part &part) const
-{
- render_graphic(part);
-}
-
void Widget::render_graphic(const Part &part) const
{
GL::push_matrix();
void Widget::render_text(const Part &part, const string &text) const
{
const GL::Font *const font=style->get_font();
-
const float font_size=font->get_default_size();
- unsigned text_w=static_cast<unsigned>(font->get_string_width(text)*font_size);
- GL::push_matrix();
+ Geometry rgeom;
+ rgeom.w=static_cast<unsigned>(font->get_string_width(text)*font_size);
+ rgeom.h=static_cast<unsigned>((font->get_ascent()-font->get_descent())*font_size);
+ rgeom.y=static_cast<int>(-font->get_descent()*font_size);
+ part.get_alignment().apply(rgeom, geom, part.get_margin());
- part.get_alignment().apply(geom, text_w, static_cast<unsigned>(font->get_ascent()*font_size));
+ GL::push_matrix();
+ GL::translate(rgeom.x, rgeom.y, 0);
GL::scale_uniform(font_size);
- const Color &color=style->get_font_color();
- glColor3f(color.r, color.g, color.b);
- font->draw_string(text);
- glColor3f(1, 1, 1);
+ const GL::Color &color=style->get_font_color();
+ GL::Immediate imm((GL::COLOR4_UBYTE, GL::TEXCOORD2, GL::VERTEX2));
+ imm.color(color.r, color.g, color.b);
+ font->draw_string(text, imm);
GL::pop_matrix();
}
+void Widget::pointer_enter()
+{
+ state|=HOVER;
+}
+
+void Widget::pointer_leave()
+{
+ state&=~HOVER;
+}
+
+void Widget::focus_in()
+{
+ state|=FOCUS;
+}
+
+void Widget::focus_out()
+{
+ state&=~FOCUS;
+}
+
+void Widget::update_style()
+{
+ string sname=get_class();
+ if(!style_name.empty())
+ {
+ sname+='-';
+ sname+=style_name;
+ }
+ style=res.get<Style>(sname);
+ on_style_change();
+}
+
+void Widget::set_parent(Panel *p)
+{
+ if(parent && p)
+ throw InvalidState("Widget is already in a Panel");
+ parent=p;
+
+ on_reparent();
+}
+
+void Widget::set_parent(Widget &w, Panel *p)
+{
+ w.set_parent(p);
+}
+
+
+Widget::Loader::Loader(Widget &w):
+ wdg(w)
+{
+ add("position", &Loader::position);
+ add("size", &Loader::size);
+ add("style", &Loader::style);
+ add("visible", &Widget::visible);
+}
+
+void Widget::Loader::position(int x, int y)
+{
+ wdg.set_position(x, y);
+}
+
+void Widget::Loader::size(unsigned w, unsigned h)
+{
+ wdg.set_size(w, h);
+}
+
+void Widget::Loader::style(const string &s)
+{
+ wdg.set_style(s);
+}
+
} // namespace GLtk
} // namespace Msp