-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007-2009 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 <msp/strings/format.h>
+#include "container.h"
#include "resources.h"
+#include "root.h"
#include "widget.h"
using namespace std;
namespace Msp {
namespace GLtk {
-Widget::Widget(const Resources &r):
- res(r),
+Widget::Widget():
style(0),
state(NORMAL),
visible(true),
Widget::~Widget()
{
if(parent)
- parent->remove(*this);
+ {
+ Container *p = parent;
+ parent = 0;
+ p->remove(*this);
+ }
}
void Widget::set_position(int x, int y)
geom.x = x;
geom.y = y;
on_geometry_change();
+ rebuild();
}
void Widget::set_size(unsigned w, unsigned h)
geom.w = w;
geom.h = h;
on_geometry_change();
+ rebuild();
+}
+
+void Widget::autosize()
+{
+ geom.w = 0;
+ geom.h = 0;
+ const Style::PartSeq &parts = style->get_parts();
+ for(Style::PartSeq::const_iterator i=parts.begin(); i!=parts.end(); ++i)
+ if(i->get_name().empty())
+ {
+ geom.w = max(geom.w, i->get_geometry().w);
+ geom.h = max(geom.h, i->get_geometry().h);
+ }
}
void Widget::set_geometry(const Geometry &g)
{
geom = g;
on_geometry_change();
+ rebuild();
+}
+
+void Widget::set_parent(Container *p)
+{
+ if(parent && p)
+ throw hierarchy_error("widget already parented");
+ else if(p==parent)
+ return;
+ parent = p;
+
+ on_reparent();
+ update_style();
}
void Widget::set_style(const string &s)
update_style();
}
+void Widget::update_style()
+{
+ Widget *top;
+ for(top=this; top->parent; top=top->parent) ;
+ Root *root = dynamic_cast<Root *>(top);
+ if(!root)
+ style = 0;
+ else
+ {
+ string sname = get_class();
+ if(!style_name.empty())
+ {
+ sname += '-';
+ sname += style_name;
+ }
+
+ style = &root->get_resources().get<Style>(sname);
+ }
+
+ on_style_change();
+ signal_autosize_changed.emit();
+ rebuild();
+}
+
void Widget::set_tooltip(const string &t)
{
tooltip = t;
void Widget::set_focus()
{
if(!parent)
- throw InvalidState("No parent");
+ throw hierarchy_error("no parent");
if(!visible)
- throw InvalidState("Can't set focus on invisible widget");
+ throw logic_error("!visible");
signal_request_focus.emit();
}
-void Widget::render() const
+void Widget::set_state(State mask, State bits)
+{
+ state = (state&~mask)|bits;
+ rebuild();
+}
+
+void Widget::rebuild()
{
if(!style)
- throw InvalidState(format("Attempt to render a widget without a style (class=\"%s\")", get_class()));
+ return;
- 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)
+ const Style::PartSeq &parts = style->get_parts();
+ list<CachedPart>::iterator j = cached_parts.begin();
+ for(Style::PartSeq::const_iterator i=parts.begin(); i!=parts.end(); ++i, ++j)
{
+ if(j==cached_parts.end())
+ j = cached_parts.insert(j, CachedPart());
if(i->get_name().empty())
+ i->build(geom, state, *j);
+ else
+ rebuild_special(*i, *j);
+ }
+}
+
+void Widget::render(GL::Renderer &renderer) const
+{
+ if(!style)
+ throw logic_error(format("Attempt to render a widget with null style (class=\"%s\", style_name=\"%s\")", get_class(), style_name));
+
+ GL::MatrixStack::Push _pushm(renderer.matrix_stack());
+ renderer.matrix_stack() *= GL::Matrix::translation(geom.x, geom.y, 0);
+ const Style::PartSeq &parts = style->get_parts();
+ list<CachedPart>::const_iterator j = cached_parts.begin();
+ for(Style::PartSeq::const_iterator i=parts.begin(); (i!=parts.end() && j!=cached_parts.end()); ++i, ++j)
+ {
+ if(j->mesh && j->texture)
{
- GL::PushMatrix push_;
- i->render(geom, state);
+ renderer.set_texture(j->texture);
+ j->mesh->draw(renderer);
}
- else
- render_special(*i);
+ else if(!i->get_name().empty())
+ render_special(*i, renderer);
}
- GL::pop_matrix();
}
void Widget::pointer_enter()
{
- state |= HOVER;
+ set_state(HOVER);
}
void Widget::pointer_leave()
{
- state &= ~HOVER;
+ clear_state(HOVER);
}
void Widget::focus_in()
{
- state |= FOCUS;
+ set_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(Container *p)
-{
- if(parent && p)
- throw InvalidState("Widget is already in a Container");
- parent = p;
-
- on_reparent();
-}
-
-void Widget::set_parent(Widget &w, Container *p)
-{
- w.set_parent(p);
+ clear_state(FOCUS);
}
Widget::Loader::Loader(Widget &w):
- wdg(w)
+ DataFile::ObjectLoader<Widget>(w)
{
add("position", &Loader::position);
add("size", &Loader::size);
void Widget::Loader::position(int x, int y)
{
- wdg.set_position(x, y);
+ obj.set_position(x, y);
}
void Widget::Loader::size(unsigned w, unsigned h)
{
- wdg.set_size(w, h);
+ obj.set_size(w, h);
}
void Widget::Loader::style(const string &s)
{
- wdg.set_style(s);
+ obj.set_style(s);
}
} // namespace GLtk