Changeset 267 for trunk/src/gui/gui_environment.cc

Timestamp:

06/19/14 19:03:25 (11 years ago)

Author:

epyon

Message:

• gui::element class now pure data
• gui::element related code in environment
• gui shaders use general library mechanism

File:

• trunk/src/gui/gui_environment.cc (modified) (8 diffs)

trunk/src/gui/gui_environment.cc

@@ -25 +25 @@
 #include "nv/gfx/texture_atlas.hh"
 
-#include <vector>
-
-using namespace nv;
-using namespace nv::gui;
-
-environment::environment( window* w, const std::string& shader_path )
+nv::gui::environment::environment( window* w, const std::string& shader_path )
         : m_renderer( nullptr ), m_window( w ), m_screen( nullptr )
 {
         m_area.dim( dimension( w->get_width(), w->get_height() ) );
-        m_screen = new screen( m_area );
+        m_screen = new element( m_area );
         m_renderer = new renderer( w, shader_path );
 }
@@ -43 +38 @@
 }
 
-element* nv::gui::environment::create_element( element* parent, const rectangle& r )
+nv::gui::element* nv::gui::environment::create_element( element* parent, const rectangle& r )
 {
         element* result = new element( r );
@@ -58 +53 @@
 }
 
-void environment::update( element* e, uint32 elapsed )
-{
-        e->on_update( elapsed );
+void nv::gui::environment::update( element* e, uint32 elapsed )
+{
+//      e->on_update( elapsed );
         if ( e->is_visible() )
         {
@@ -75 +70 @@
 }
 
-void environment::draw( element* e )
+void nv::gui::environment::draw( element* e )
 {
         if ( e->is_visible() )
         {
-                e->on_draw();
+//              e->on_draw();
                 m_renderer->draw( e );
                 for ( object* i : *e )
@@ -88 +83 @@
 }
 
-void environment::update()
+void nv::gui::environment::update()
 {
         update( m_screen, 0 );
 }
 
-void environment::draw()
+void nv::gui::environment::draw()
 {
         draw( m_screen );
@@ -99 +94 @@
 }
 
-void environment::add_child( element* child )
+void nv::gui::environment::add_child( element* child )
 {
         m_screen->add_child( child );
 }
 
-void environment::destroy_children( element* e )
+void nv::gui::environment::destroy_children( element* e )
 {
         while ( !e->m_children.empty() )
@@ -113 +108 @@
 
 
-environment::~environment()
+nv::gui::environment::~environment()
 {
         destroy_element( m_screen );
@@ -119 +114 @@
 }
 
+bool nv::gui::environment::process_io_event( const io_event& )
+{
+        return false;
+}
+
+bool nv::gui::environment::process_io_event( element* e, const io_event& ev )
+{
+        return e->m_parent ? process_io_event( (element*)e->m_parent, ev ) : false;
+}
+
+nv::gui::element* nv::gui::environment::get_element( const position& p )
+{
+        return get_deepest_child( m_screen, p );
+}
+
+nv::gui::element* nv::gui::environment::get_deepest_child( element* e, const position& p )
+{
+        if ( !e->is_visible() ) return nullptr;
+
+        element* result = nullptr;
+        element::list::reverse_iterator it = e->m_children.rbegin();
+
+        while ( it != e->m_children.rend() )
+        {
+                result = get_deepest_child( (element*)(*it), p );
+                if ( result ) return result;
+                ++it;
+        }
+
+        if ( e->contains( p ) ) return e;
+        return nullptr;
+}
+
+void nv::gui::environment::move_to_top( element* child )
+{
+        element* parent = (element*)child->m_parent;
+        if ( parent )
+        {
+                auto it = std::find( parent->m_children.begin(), parent->m_children.end(), (object*)child );
+                if ( it != parent->m_children.end() )
+                {
+                        parent->m_children.erase( it );
+                        parent->m_children.push_back( child );
+                        parent->m_dirty = true;
+                }       
+        }
+}
+
+void nv::gui::environment::move_to_bottom( element* child )
+{
+        element* parent = (element*)child->m_parent;
+        if ( parent )
+        {
+                auto it = std::find( parent->m_children.begin(), parent->m_children.end(), (object*)child );
+                if ( it != parent->m_children.end() )
+                {
+                        parent->m_children.erase( it );
+                        parent->m_children.push_front( child );
+                        parent->m_dirty = true;
+                }
+        }
+}
+
+void nv::gui::environment::set_relative( element* e, const rectangle& r )
+{
+        e->m_dirty    = true;
+        e->m_relative = r;
+        recalculate_absolute( e );
+}
+
+void nv::gui::environment::set_relative( element* e, const position& p )
+{
+        set_relative( e, rectangle( p, p + e->m_relative.get_size() ) );
+}
+
+void nv::gui::environment::recalculate_absolute( element* e )
+{
+        rectangle pabsolute;
+
+        if ( e->m_parent )
+        {
+                pabsolute = ((element*)(e->m_parent))->m_absolute;
+        }
+
+        e->m_absolute = e->m_relative + pabsolute.ul;
+
+        for ( object* o : e->m_children )
+        {
+                recalculate_absolute( ((element*)o) );
+        }
+}
+