]> git.tdb.fi Git - r2c2.git/blobdiff - source/designer/designer.cpp
Use maps instead of lists in Layout3D
[r2c2.git] / source / designer / designer.cpp
index f79ef7a9ae8daa4bfdb94a901ba3b6d170412b9c..cb327c560efeb51236169b369675d42b16c26798 100644 (file)
@@ -1,7 +1,7 @@
 /* $Id$
 
 This file is part of the MSP Märklin suite
-Copyright © 2006-2009 Mikkosoft Productions, Mikko Rasa
+Copyright © 2006-2010 Mikkosoft Productions, Mikko Rasa
 Distributed under the GPL
 */
 
@@ -25,7 +25,9 @@ Distributed under the GPL
 #include <msp/strings/utils.h>
 #include <msp/time/units.h>
 #include <msp/time/utils.h>
+#include "libmarklin/route.h"
 #include "libmarklin/tracktype.h"
+#include "3d/path.h"
 #include "designer.h"
 #include "input.h"
 #include "manipulator.h"
@@ -46,17 +48,13 @@ Designer::Designer(int argc, char **argv):
        mode(SELECT),
        manipulator(*this, selection),
        measure(*this),
-       input(0),
        camera_ctl(window, camera),
-       shift(false)
+       track_wrap(*this, selection)
 {
        window.set_title("Railway Designer");
        window.signal_close.connect(sigc::bind(sigc::mem_fun(this, &Designer::exit), 0));
-       window.signal_key_press.connect(sigc::mem_fun(this, &Designer::key_press));
-       window.signal_key_release.connect(sigc::mem_fun(this, &Designer::key_release));
-       window.signal_button_press.connect(sigc::mem_fun(this, &Designer::button_press));
-       window.signal_pointer_motion.connect(sigc::mem_fun(this, &Designer::pointer_motion));
 
+       selection.signal_changed.connect(sigc::mem_fun(this, &Designer::selection_changed));
        manipulator.signal_status.connect(sigc::mem_fun(this, &Designer::manipulation_status));
        manipulator.signal_done.connect(sigc::mem_fun(this, &Designer::manipulation_done));
        measure.signal_changed.connect(sigc::mem_fun(this, &Designer::measure_changed));
@@ -70,13 +68,12 @@ Designer::Designer(int argc, char **argv):
        layout = new Layout(catalogue);
        layout_3d = new Layout3D(*layout);
 
+       layout->signal_track_added.connect(sigc::mem_fun(this, &Designer::track_added));
+
        if(argc>1)
        {
                filename = argv[1];
                DataFile::load(*layout, argv[1]);
-               const list<Track3D *> &ltracks = layout_3d->get_tracks();
-               for(list<Track3D *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
-                       update_track_color(**i);
 
                if(!layout->get_base().empty())
                {
@@ -86,22 +83,32 @@ Designer::Designer(int argc, char **argv):
        }
 
        // Setup OpenGL
-       GL::enable(GL::DEPTH_TEST);
-       GL::enable(GL::BLEND);
-       GL::blend_func(GL::SRC_ALPHA, GL::ONE_MINUS_SRC_ALPHA);
        GL::enable(GL_CULL_FACE);
 
        pipeline = new GL::Pipeline(window.get_width(), window.get_height(), false);
        pipeline->set_camera(&camera);
-       pipeline->add_renderable(layout_3d->get_scene());
+       pipeline->add_renderable_for_pass(layout_3d->get_scene(), 0);
        if(base_object)
                pipeline->add_renderable(*base_object);
+       pipeline->add_renderable_for_pass(track_wrap, "unlit");
+       pipeline->add_renderable_for_pass(layout_3d->get_path_scene(), "unlit");
+       pipeline->add_renderable_for_pass(layout_3d->get_endpoint_scene(), "unlit");
 
        light.set_position(0, -0.259, 0.966, 0);
        lighting.attach(0, light);
 
-       GL::PipelinePass *pass = &pipeline->add_pass(GL::Tag());
+       GL::PipelinePass *pass = &pipeline->add_pass(0);
        pass->lighting = &lighting;
+       pass->depth_test = &GL::DepthTest::lequal();
+
+       pass = &pipeline->add_pass("unlit");
+       pass->depth_test = &GL::DepthTest::lequal();
+       pass->blend = &GL::Blend::alpha();
+
+       pass = &pipeline->add_pass("blended");
+       pass->lighting = &lighting;
+       pass->depth_test = &GL::DepthTest::lequal();
+       pass->blend = &GL::Blend::alpha();
 
        camera.set_up_direction(GL::Vector3(0, 0, 1));
        view_all();
@@ -109,23 +116,40 @@ Designer::Designer(int argc, char **argv):
        // Setup UI
        DataFile::load(ui_res, "marklin.res");
        root = new GLtk::Root(ui_res, window);
-
-       lbl_tooltip = new GLtk::Label(ui_res);
-       lbl_tooltip->set_style("tooltip");
-       root->add(*lbl_tooltip);
-       lbl_tooltip->set_visible(false);
+       root->signal_key_press.connect(sigc::mem_fun(this, &Designer::key_press));
+       root->signal_button_press.connect(sigc::mem_fun(this, &Designer::button_press));
+       root->signal_pointer_motion.connect(sigc::mem_fun(this, &Designer::pointer_motion));
+       root->signal_tooltip.connect(sigc::mem_fun(this, &Designer::tooltip));
 
        toolbar = new Toolbar(*this);
        root->add(*toolbar);
        toolbar->set_position(0, window.get_height()-toolbar->get_geometry().h);
-       toolbar->set_visible(true);
+       toolbar->set_focusable(false);
+
+       GLtk::Panel *statusbar = new GLtk::Panel(ui_res);
+       root->add(*statusbar);
+       statusbar->set_size(window.get_width(), 20);
+       statusbar->set_focusable(false);
+
+       lbl_status = new GLtk::Label(ui_res);
+       statusbar->add(*lbl_status);
+       lbl_status->set_geometry(GLtk::Geometry(20, 2, 300, 16));
+
+       overlay = new Overlay3D(window, camera, ui_res.get_default_font());
+
+       const Layout3D::TrackMap &tracks = layout_3d->get_tracks();
+       for(Layout3D::TrackMap::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+               update_track_icon(*i->second);
 }
 
 Designer::~Designer()
 {
+       delete overlay;
        delete root;
-       delete layout;
+       delete pipeline;
+       delete base_object;
        delete layout_3d;
+       delete layout;
        delete cat_layout_3d;
 }
 
@@ -140,10 +164,8 @@ int Designer::main()
 
 void Designer::save()
 {
-       input = new ::Input(*this, "Save layout", filename);
-       input->signal_cancel.connect(sigc::mem_fun(this, &Designer::input_dismiss));
-       input->signal_accept.connect(sigc::mem_fun(this, &Designer::save_accept));
-       mode = INPUT;
+       InputDialog *input = new InputDialog(*this, "Save layout", filename);
+       input->signal_accept.connect(sigc::mem_fun(layout, &Layout::save));
 }
 
 void Designer::quit()
@@ -151,9 +173,59 @@ void Designer::quit()
        exit(0);
 }
 
-void Designer::edit_route(Route &r)
+void Designer::new_track()
+{
+       mode = CATALOGUE;
+}
+
+void Designer::set_turnout_id()
+{
+       Track *track = selection.get_track();
+       if(selection.size()==1 && track->get_type().is_turnout())
+       {
+               InputDialog *input = new InputDialog(*this, "Turnout ID", lexical_cast(track->get_turnout_id()));
+               input->signal_accept.connect(sigc::mem_fun(this, &Designer::turnout_id_accept));
+       }
+}
+
+void Designer::set_sensor_id()
 {
-       cur_route = &r;
+       const set<Track *> &tracks = selection.get_tracks();
+       bool ok = false;
+       int id = -1;
+       for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+       {
+               if(!(*i)->get_type().is_turnout())
+                       ok = true;
+               if(static_cast<int>((*i)->get_sensor_id())!=id)
+               {
+                       if(id==-1)
+                               id = (*i)->get_sensor_id();
+                       else
+                               id = -2;
+               }
+       }
+
+       if(ok)
+       {
+               InputDialog *input = new InputDialog(*this, "Sensor ID", (id>=0 ? lexical_cast(id) : string()));
+               input->signal_accept.connect(sigc::mem_fun(this, &Designer::sensor_id_accept));
+       }
+}
+
+void Designer::rename_route()
+{
+       if(!cur_route)
+               return;
+
+       InputDialog *input = new InputDialog(*this, "Route name", cur_route->get_name());
+       input->signal_accept.connect(sigc::mem_fun(this, &Designer::route_name_accept));
+}
+
+void Designer::edit_route(Route *r)
+{
+       cur_route = r;
+       show_route(r);
 }
 
 void Designer::add_selection_to_route()
@@ -163,14 +235,14 @@ void Designer::add_selection_to_route()
 
        try
        {
-               const set<Track *> &stracks = selection.get_tracks();
-               set<const Track *> tracks(stracks.begin(), stracks.end());
-               cur_route->add_tracks(tracks);
+               cur_route->add_tracks(selection.get_tracks());
        }
        catch(const Exception &e)
        {
-               IO::print("%s\n", e.what());
+               lbl_status->set_text(e.what());
        }
+
+       show_route(cur_route);
 }
 
 Point Designer::map_pointer_coords(int x, int y)
@@ -190,54 +262,25 @@ void Designer::tick()
        last_tick = t;
 
        window.get_display().tick();
+       root->tick();
        camera_ctl.tick(dt);
 
-       if(tooltip_timeout && t>tooltip_timeout)
-       {
-               Track3D *t3d = 0;
-
-               if(mode==CATALOGUE)
-                       t3d = pick_track(pointer_x, pointer_y);
-               else
-                       t3d = pick_track(pointer_x, pointer_y);
-
-               if(t3d)
-               {
-                       const Track &track = t3d->get_track();
-                       const TrackType &ttype = track.get_type();
-                       string info = format("%d %s", ttype.get_article_number(), ttype.get_description());
-                       if(mode!=CATALOGUE && abs(track.get_slope())>1e-4)
-                               info += format(" (slope %.1f%%)", abs(track.get_slope()/ttype.get_total_length()*100));
-                       if(track.get_turnout_id())
-                               info += format(" (turnout %d)", track.get_turnout_id());
-                       else if(track.get_sensor_id())
-                               info += format(" (sensor %d)", track.get_sensor_id());
-
-                       set_tooltip(pointer_x, pointer_y, info);
-               }
-               else
-                       clear_tooltip();
-
-               tooltip_timeout = Msp::Time::TimeStamp();
-       }
+       for(list<Track *>::iterator i=new_tracks.begin(); i!=new_tracks.end(); ++i)
+               layout_3d->get_track(**i).get_path().set_mask(0);
+       new_tracks.clear();
 
        render();
 
        window.swap_buffers();
 }
 
-void Designer::key_press(unsigned code, unsigned mod, wchar_t)
+void Designer::key_press(unsigned key, unsigned mod, wchar_t)
 {
-       unsigned key = Msp::Input::key_from_sys(code);
-
-       if(mode==INPUT)
-               return;
-
-       if(key==Msp::Input::KEY_SHIFT_L || key==Msp::Input::KEY_SHIFT_R)
-               shift = true;
+       key = Input::key_from_sys(key);
+       mod = Input::mod_from_sys(mod);
 
        if(key==Msp::Input::KEY_N)
-               mode = CATALOGUE;
+               new_track();
        else if(key==Msp::Input::KEY_G)
        {
                manipulator.start_move();
@@ -258,14 +301,8 @@ void Designer::key_press(unsigned code, unsigned mod, wchar_t)
                save();
        else if(key==Msp::Input::KEY_PLUS)
                selection.select_more();
-       else if(key==Msp::Input::KEY_L && (mod&1))
-       {
-               const set<Track *> &tracks = layout->get_tracks();
-               float len = 0;
-               for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
-                       len += (*i)->get_type().get_total_length();
-               IO::print("Total length: %.1fm\n", len);
-       }
+       else if(key==Msp::Input::KEY_L && (mod&Input::MOD_SHIFT))
+               selection.select_blocks();
        else if(key==Msp::Input::KEY_L)
                selection.select_linked();
        else if(key==Msp::Input::KEY_M)
@@ -293,11 +330,12 @@ void Designer::key_press(unsigned code, unsigned mod, wchar_t)
                selection.clear();
                for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
                {
+                       overlay->clear(layout_3d->get_track(**i));
                        layout->remove_track(**i);
                        delete *i;
                }
        }
-       else if(key==Msp::Input::KEY_F && (mod&1))
+       else if(key==Msp::Input::KEY_F && (mod&Input::MOD_SHIFT))
        {
                const set<Track *> &tracks = selection.get_tracks();
                const set<Track *> &ltracks = layout->get_tracks();
@@ -309,69 +347,27 @@ void Designer::key_press(unsigned code, unsigned mod, wchar_t)
                                if(*j!=*i)
                                        (*i)->snap_to(**j, true);
 
-                       update_track_color(layout_3d->get_track(**i));
+                       update_track_icon(layout_3d->get_track(**i));
                }
        }
        else if(key==Msp::Input::KEY_F)
                manipulator.flatten();
-       else if(key==Msp::Input::KEY_E && (mod&1))
+       else if(key==Msp::Input::KEY_E && (mod&Input::MOD_SHIFT))
                manipulator.even_slope(true);
        else if(key==Msp::Input::KEY_E)
                manipulator.even_slope();
        else if(key==Msp::Input::KEY_T)
-       {
-               Track *track = selection.get_track();
-               if(selection.size()==1 && track->get_type().get_n_paths()>1)
-               {
-                       input = new ::Input(*this, "Turnout ID", lexical_cast(track->get_turnout_id()));
-                       input->signal_cancel.connect(sigc::mem_fun(this, &Designer::input_dismiss));
-                       input->signal_accept.connect(sigc::mem_fun(this, &Designer::turnout_id_accept));
-                       mode = INPUT;
-               }
-       }
+               set_turnout_id();
        else if(key==Msp::Input::KEY_S)
-       {
-               const set<Track *> &tracks = selection.get_tracks();
-               bool ok = false;
-               int id = -1;
-               for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
-               {
-                       if((*i)->get_type().get_n_paths()==1)
-                               ok = true;
-                       if(static_cast<int>((*i)->get_sensor_id())!=id)
-                       {
-                               if(id==-1)
-                                       id = (*i)->get_sensor_id();
-                               else
-                                       id = -2;
-                       }
-               }
-               if(ok)
-               {
-                       input = new ::Input(*this, "Sensor ID", (id>=0 ? lexical_cast(id) : string()));
-                       input->signal_cancel.connect(sigc::mem_fun(this, &Designer::input_dismiss));
-                       input->signal_accept.connect(sigc::mem_fun(this, &Designer::sensor_id_accept));
-                       mode = INPUT;
-               }
-       }
+               set_sensor_id();
        else if(key==Msp::Input::KEY_A)
                add_selection_to_route();
 }
 
-void Designer::key_release(unsigned code, unsigned)
-{
-       unsigned key = Msp::Input::key_from_sys(code);
-
-       if(mode==INPUT)
-               return;
-
-       if(key==Msp::Input::KEY_SHIFT_L || key==Msp::Input::KEY_SHIFT_R)
-               shift = false;
-}
-
-void Designer::button_press(int x, int y, unsigned btn, unsigned)
+void Designer::button_press(int x, int y, unsigned btn, unsigned mod)
 {
        y = window.get_height()-y-1;
+       mod = Input::mod_from_sys(mod);
 
        Point ground = map_pointer_coords(x, y);
 
@@ -382,9 +378,8 @@ void Designer::button_press(int x, int y, unsigned btn, unsigned)
                        Track3D *ctrack = pick_track(x, y);
                        if(ctrack)
                        {
-                               Track *track = ctrack->get_track().copy();
+                               Track *track = new Track(*layout, ctrack->get_track().get_type());
                                track->set_position(ground);
-                               layout->add_track(*track);
 
                                selection.clear();
                                selection.add_track(track);
@@ -402,7 +397,7 @@ void Designer::button_press(int x, int y, unsigned btn, unsigned)
                        Track3D *track = pick_track(x, y);
                        if(track)
                        {
-                               if(!shift)
+                               if(!(mod&Input::MOD_SHIFT))
                                        selection.clear();
                                selection.toggle_track(&track->get_track());
                        }
@@ -418,15 +413,7 @@ void Designer::pointer_motion(int x, int y)
 {
        y = window.get_height()-y-1;
 
-       pointer_x = x;
-       pointer_y = y;
-
-       if(mode==SELECT || mode==CATALOGUE)
-               tooltip_timeout = Msp::Time::now()+100*Msp::Time::msec;
-
-       clear_tooltip();
-
-       if(mode!=INPUT)
+       if(!root->get_child_at(x, y))
        {
                Point ground = map_pointer_coords(x, y);
                manipulator.pointer_motion(x, y, ground.x, ground.y);
@@ -451,9 +438,7 @@ void Designer::apply_camera()
 
 void Designer::render()
 {
-       GL::clear(GL::COLOR_BUFFER_BIT|GL::DEPTH_BUFFER_BIT);
-       GL::enable(GL::DEPTH_TEST);
-       GL::Texture::unbind();
+       GL::Framebuffer::system().clear(GL::COLOR_BUFFER_BIT|GL::DEPTH_BUFFER_BIT);
 
        if(mode==CATALOGUE)
        {
@@ -463,27 +448,13 @@ void Designer::render()
        else
        {
                pipeline->render_all();
-               layout_3d->get_endpoint_scene().render();
                GL::enable(GL_CULL_FACE);
-               /*if(cur_route)
                {
-                       glColor4f(0.5, 0.8, 1.0, 1.0);
-                       const set<const Track *> &rtracks = cur_route->get_tracks();
-                       const map<unsigned, int> &turnouts = cur_route->get_turnouts();
-                       for(set<const Track *>::const_iterator i=rtracks.begin(); i!=rtracks.end(); ++i)
-                       {
-                               unsigned path = 0;
-                               if(unsigned tid=(*i)->get_turnout_id())
-                               {
-                                       map<unsigned, int>::const_iterator j = turnouts.find(tid);
-                                       if(j!=turnouts.end())
-                                               path = j->second;
-                               }
-                               layout_3d->get_track(**i).render_path(path);
-                       }
-               }*/
+                       GL::Bind bind_blend(GL::Blend::alpha());
+                       overlay->render(0);
+               }
 
-               manipulator.render();
+               GL::Bind bind_depth(GL::DepthTest::lequal());
                if(mode==MEASURE)
                        measure.render();
        }
@@ -496,7 +467,14 @@ void Designer::render()
 
        GL::disable(GL::DEPTH_TEST);
 
+       GL::Bind bind_blend(GL::Blend::alpha());
        root->render();
+       GL::Texture::unbind();
+}
+
+void Designer::track_added(Track &trk)
+{
+       new_tracks.push_back(&trk);
 }
 
 Track3D *Designer::pick_track(int x, int y)
@@ -514,31 +492,51 @@ Track3D *Designer::pick_track(int x, int y)
        return l->pick_track(xx, yy, size);
 }
 
-void Designer::update_track_color(Track3D &track)
+void Designer::update_track_icon(Track3D &track)
 {
-       if(track.get_track().get_sensor_id())
+       overlay->clear(track);
+
+       if(track.get_track().get_flex())
+               overlay->add_graphic(track, "flex");
+
+       if(unsigned sid = track.get_track().get_sensor_id())
        {
-               if(track.get_track().get_flex())
-                       track.set_color(GL::Color(1, 0.6, 1));
-               else
-                       track.set_color(GL::Color(0.7, 0.7, 1));
+               overlay->add_graphic(track, "sensor");
+               overlay->set_label(track, lexical_cast(sid));
        }
-       else if(track.get_track().get_turnout_id())
-               track.set_color(GL::Color(0.8, 1, 0.8));
-       else if(track.get_track().get_flex())
-               track.set_color(GL::Color(1, 0.8, 0.8));
+       else if(unsigned tid = track.get_track().get_turnout_id())
+       {
+               if(tid<0x800)
+               {
+                       overlay->add_graphic(track, "turnout");
+                       overlay->set_label(track, lexical_cast(tid));
+               }
+       }
+}
+
+void Designer::selection_changed()
+{
+       const set<Track *> &tracks = selection.get_tracks();
+       if(tracks.empty())
+               lbl_status->set_text(string());
        else
-               track.set_color(GL::Color(1, 1, 1));
+       {
+               float len = 0;
+               for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+                       len += (*i)->get_type().get_total_length();
+               lbl_status->set_text(format("%.2fm of track selected\n", len));
+       }
 }
 
 void Designer::manipulation_status(const string &status)
 {
-       set_tooltip(pointer_x, pointer_y, status);
+       lbl_status->set_text(status);
 }
 
 void Designer::manipulation_done(bool)
 {
        mode = SELECT;
+       selection_changed();
 }
 
 void Designer::measure_changed()
@@ -548,68 +546,40 @@ void Designer::measure_changed()
        float d = sqrt(pard*pard+perpd*perpd);
        float adiff = measure.get_angle_difference()*180/M_PI;
        string info = format("Par %.1fmm - Perp %.1fmm - Total %.1fmm - Angle %.1f°", pard, perpd, d, adiff);
-       set_tooltip(pointer_x, pointer_y, info);
+       lbl_status->set_text(info);
 }
 
 void Designer::measure_done()
 {
        mode = SELECT;
+       selection_changed();
 }
 
-void Designer::set_tooltip(int x, int y, const std::string &text)
-{
-       int fontsize = ui_res.get_default_font().get_default_size();
-       int h = fontsize+6;
-       int w = static_cast<int>(ui_res.get_default_font().get_string_width(text)*fontsize)+6;
-       x = max(min(static_cast<int>(window.get_width())-w, x), 0);
-       y = max(min(static_cast<int>(window.get_height())-h, y), 0);
-       lbl_tooltip->set_text(text);
-       lbl_tooltip->set_geometry(GLtk::Geometry(x, y, w, h));
-       lbl_tooltip->set_visible(true);
-}
-
-void Designer::clear_tooltip()
-{
-       lbl_tooltip->set_visible(false);
-}
-
-void Designer::save_accept()
-{
-       layout->save(input->get_text());
-
-       input_dismiss();
-}
-
-void Designer::turnout_id_accept()
+void Designer::turnout_id_accept(const string &text)
 {
        Track *track = selection.get_track();
-       unsigned id = lexical_cast<unsigned>(input->get_text());
+       unsigned id = (text.empty() ? 0 : lexical_cast<unsigned>(text));
        track->set_turnout_id(id);
 
-       update_track_color(layout_3d->get_track(*track));
-
-       input_dismiss();
+       update_track_icon(layout_3d->get_track(*track));
 }
 
-void Designer::sensor_id_accept()
+void Designer::sensor_id_accept(const string &text)
 {
        const set<Track *> &tracks = selection.get_tracks();
-       unsigned id = lexical_cast<unsigned>(input->get_text());
+       unsigned id = (text.empty() ? 0 : lexical_cast<unsigned>(text));
        for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
        {
                (*i)->set_sensor_id(id);
 
-               update_track_color(layout_3d->get_track(**i));
+               update_track_icon(layout_3d->get_track(**i));
        }
-
-       input_dismiss();
 }
 
-void Designer::input_dismiss()
+void Designer::route_name_accept(const string &text)
 {
-       delete input;
-       input = 0;
-       mode = SELECT;
+       if(cur_route)
+               cur_route->set_name(text);
 }
 
 void Designer::view_all()
@@ -617,12 +587,12 @@ void Designer::view_all()
        Point minp;
        Point maxp;
 
-       const list<Track3D *> &tracks = layout_3d->get_tracks();
-       for(list<Track3D *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+       const Layout3D::TrackMap &tracks = layout_3d->get_tracks();
+       for(Layout3D::TrackMap::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
        {
                Point tmin;
                Point tmax;
-               (*i)->get_bounds(0, tmin, tmax);
+               i->second->get_bounds(0, tmin, tmax);
                minp.x = min(minp.x, tmin.x);
                minp.y = min(minp.y, tmin.y);
                maxp.x = max(maxp.x, tmax.x);
@@ -636,3 +606,49 @@ void Designer::view_all()
        camera.set_position(GL::Vector3(center.x, center.y-cam_dist*0.5, cam_dist*0.866));
        camera.set_look_direction(GL::Vector3(0, 0.5, -0.866));
 }
+
+string Designer::tooltip(int x, int y)
+{
+       if(Track3D *t3d = pick_track(x, y))
+       {
+               const Track &track = t3d->get_track();
+               const TrackType &ttype = track.get_type();
+               string info = format("%d %s", ttype.get_article_number(), ttype.get_description());
+               if(mode!=CATALOGUE && abs(track.get_slope())>1e-4)
+                       info += format(" (slope %.1f%%)", abs(track.get_slope()/ttype.get_total_length()*100));
+               if(track.get_turnout_id())
+                       info += format(" (turnout %d)", track.get_turnout_id());
+               else if(track.get_sensor_id())
+                       info += format(" (sensor %d)", track.get_sensor_id());
+
+               return info;
+       }
+
+       return string();
+}
+
+void Designer::show_route(const Route *route)
+{
+       const set<Track *> &ltracks = layout->get_tracks();
+       for(set<Track *>::iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
+       {
+               Track3D &t3d = layout_3d->get_track(**i);
+               if(route && route->has_track(**i))
+               {
+                       t3d.get_path().set_color(GL::Color(0.5, 0.8, 1.0));
+                       if((*i)->get_type().is_turnout())
+                       {
+                               unsigned tid = (*i)->get_turnout_id();
+                               int path = (tid ? route->get_turnout(tid) : -1);
+                               if(path>=0)
+                                       t3d.get_path().set_path(path);
+                               else
+                                       t3d.get_path().set_mask((*i)->get_type().get_paths());
+                       }
+                       else
+                               t3d.get_path().set_path(0);
+               }
+               else
+                       t3d.get_path().set_mask(0);
+       }
+}