source: git/src/mainfrm.cc @ 1fbe9d43

debug-cidebug-ci-sanitisersfaster-cavernloglog-selectstereo-2025walls-datawalls-data-hanging-as-warningwarn-only-for-hanging-survey
Last change on this file since 1fbe9d43 was 63f2494, checked in by Olly Betts <olly@…>, 3 years ago

Give GfxCore? focus on startup without a file

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File size: 79.5 KB
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1//
2//  mainfrm.cc
3//
4//  Main frame handling for Aven.
5//
6//  Copyright (C) 2000-2002,2005,2006 Mark R. Shinwell
7//  Copyright (C) 2001-2003,2004,2005,2006,2010,2011,2012,2013,2014,2015,2016,2018 Olly Betts
8//  Copyright (C) 2005 Martin Green
9//
10//  This program is free software; you can redistribute it and/or modify
11//  it under the terms of the GNU General Public License as published by
12//  the Free Software Foundation; either version 2 of the License, or
13//  (at your option) any later version.
14//
15//  This program is distributed in the hope that it will be useful,
16//  but WITHOUT ANY WARRANTY; without even the implied warranty of
17//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18//  GNU General Public License for more details.
19//
20//  You should have received a copy of the GNU General Public License
21//  along with this program; if not, write to the Free Software
22//  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
23//
24
25#ifdef HAVE_CONFIG_H
26#include <config.h>
27#endif
28
29#include "cavernlog.h"
30#include "mainfrm.h"
31#include "aven.h"
32#include "aboutdlg.h"
33
34#include "message.h"
35#include "img_hosted.h"
36#include "namecompare.h"
37#include "printing.h"
38#include "filename.h"
39#include "useful.h"
40
41#include <wx/confbase.h>
42//#include <wx/filefn.h>
43#include <wx/filename.h>
44#include <wx/image.h>
45#include <wx/imaglist.h>
46#include <wx/process.h>
47#include <wx/regex.h>
48#ifdef USING_GENERIC_TOOLBAR
49# include <wx/sysopt.h>
50#endif
51
52#include <cerrno>
53#include <cstdlib>
54#include <float.h>
55#include <functional>
56#include <vector>
57
58// XPM files declare the array as static, but we also want it to be const too.
59// This avoids a compiler warning, and also means the data can go in a
60// read-only page and be shared between processes.
61#define static static const
62#ifndef __WXMSW__
63#include "../lib/icons/aven.xpm"
64#endif
65#include "../lib/icons/log.xpm"
66#include "../lib/icons/open.xpm"
67#include "../lib/icons/open_pres.xpm"
68#include "../lib/icons/rotation.xpm"
69#include "../lib/icons/plan.xpm"
70#include "../lib/icons/elevation.xpm"
71#include "../lib/icons/defaults.xpm"
72#include "../lib/icons/names.xpm"
73#include "../lib/icons/crosses.xpm"
74#include "../lib/icons/entrances.xpm"
75#include "../lib/icons/fixed_pts.xpm"
76#include "../lib/icons/exported_pts.xpm"
77#include "../lib/icons/ug_legs.xpm"
78#include "../lib/icons/surface_legs.xpm"
79#include "../lib/icons/tubes.xpm"
80#include "../lib/icons/solid_surface.xpm"
81#include "../lib/icons/pres_frew.xpm"
82#include "../lib/icons/pres_rew.xpm"
83#include "../lib/icons/pres_go_back.xpm"
84#include "../lib/icons/pres_pause.xpm"
85#include "../lib/icons/pres_go.xpm"
86#include "../lib/icons/pres_ff.xpm"
87#include "../lib/icons/pres_fff.xpm"
88#include "../lib/icons/pres_stop.xpm"
89#include "../lib/icons/find.xpm"
90#include "../lib/icons/hideresults.xpm"
91#include "../lib/icons/survey_tree.xpm"
92#include "../lib/icons/pres_tree.xpm"
93#undef static
94#ifdef __WXMSW__
95# define TOOL(x) wxBitmap(x##_xpm)
96#else
97# define TOOL(x) wxBITMAP(x)
98#endif
99
100using namespace std;
101
102class AvenSplitterWindow : public wxSplitterWindow {
103    MainFrm *parent;
104
105    public:
106        explicit AvenSplitterWindow(MainFrm *parent_)
107            : wxSplitterWindow(parent_, -1, wxDefaultPosition, wxDefaultSize,
108                               wxSP_3DSASH),
109              parent(parent_)
110        {
111        }
112
113        void OnSplitterDClick(wxSplitterEvent &) {
114            parent->ToggleSidePanel();
115        }
116
117    private:
118        DECLARE_EVENT_TABLE()
119};
120
121BEGIN_EVENT_TABLE(AvenSplitterWindow, wxSplitterWindow)
122    EVT_SPLITTER_DCLICK(-1, AvenSplitterWindow::OnSplitterDClick)
123END_EVENT_TABLE()
124
125class EditMarkDlg : public wxDialog {
126    wxTextCtrl * easting, * northing, * altitude;
127    wxTextCtrl * angle, * tilt_angle, * scale, * time;
128public:
129    // TRANSLATORS: Title of dialog to edit a waypoint in a presentation.
130    EditMarkDlg(wxWindow* parent, const PresentationMark & p)
131        : wxDialog(parent, 500, wmsg(/*Edit Waypoint*/404))
132    {
133        easting = new wxTextCtrl(this, 601, wxString::Format(wxT("%.3f"), p.GetX()));
134        northing = new wxTextCtrl(this, 602, wxString::Format(wxT("%.3f"), p.GetY()));
135        altitude = new wxTextCtrl(this, 603, wxString::Format(wxT("%.3f"), p.GetZ()));
136        angle = new wxTextCtrl(this, 604, wxString::Format(wxT("%.3f"), p.angle));
137        tilt_angle = new wxTextCtrl(this, 605, wxString::Format(wxT("%.3f"), p.tilt_angle));
138        scale = new wxTextCtrl(this, 606, wxString::Format(wxT("%.3f"), p.scale));
139        if (p.time > 0.0) {
140            time = new wxTextCtrl(this, 607, wxString::Format(wxT("%.3f"), p.time));
141        } else if (p.time < 0.0) {
142            time = new wxTextCtrl(this, 607, wxString::Format(wxT("*%.3f"), -p.time));
143        } else {
144            time = new wxTextCtrl(this, 607, wxT("0"));
145        }
146
147        wxBoxSizer * coords = new wxBoxSizer(wxHORIZONTAL);
148        coords->Add(new wxStaticText(this, 610, wxT("(")), 0, wxALIGN_CENTRE_VERTICAL);
149        coords->Add(easting, 1);
150        coords->Add(new wxStaticText(this, 611, wxT(",")), 0, wxALIGN_CENTRE_VERTICAL);
151        coords->Add(northing, 1);
152        coords->Add(new wxStaticText(this, 612, wxT(",")), 0, wxALIGN_CENTRE_VERTICAL);
153        coords->Add(altitude, 1);
154        coords->Add(new wxStaticText(this, 613, wxT(")")), 0, wxALIGN_CENTRE_VERTICAL);
155        wxBoxSizer* vert = new wxBoxSizer(wxVERTICAL);
156        vert->Add(coords, 0, wxALL, 8);
157        wxBoxSizer * r2 = new wxBoxSizer(wxHORIZONTAL);
158        r2->Add(new wxStaticText(this, 614, wmsg(/*Bearing*/259) + wxT(": ")), 0, wxALIGN_CENTRE_VERTICAL);
159        r2->Add(angle);
160        vert->Add(r2, 0, wxALL, 8);
161        wxBoxSizer * r3 = new wxBoxSizer(wxHORIZONTAL);
162        r3->Add(new wxStaticText(this, 615, wmsg(/*Elevation*/118) + wxT(": ")), 0, wxALIGN_CENTRE_VERTICAL);
163        r3->Add(tilt_angle);
164        vert->Add(r3, 0, wxALL, 8);
165        wxBoxSizer * r4 = new wxBoxSizer(wxHORIZONTAL);
166        r4->Add(new wxStaticText(this, 616, wmsg(/*Scale*/154) + wxT(": ")), 0, wxALIGN_CENTRE_VERTICAL);
167        r4->Add(scale);
168        /* TRANSLATORS: Note after "Scale" field in dialog to edit a waypoint
169         * in a presentation. */
170        r4->Add(new wxStaticText(this, 617, wmsg(/* (unused in perspective view)*/278)),
171                0, wxALIGN_CENTRE_VERTICAL);
172        vert->Add(r4, 0, wxALL, 8);
173
174        wxBoxSizer * r5 = new wxBoxSizer(wxHORIZONTAL);
175        /* TRANSLATORS: Field label in dialog to edit a waypoint in a
176         * presentation. */
177        r5->Add(new wxStaticText(this, 616, wmsg(/*Time: */279)), 0, wxALIGN_CENTRE_VERTICAL);
178        r5->Add(time);
179        /* TRANSLATORS: units+info after time field in dialog to edit a
180         * waypoint in a presentation. */
181        r5->Add(new wxStaticText(this, 617, wmsg(/* secs (0 = auto; *6 = 6 times auto)*/282)),
182                0, wxALIGN_CENTRE_VERTICAL);
183        vert->Add(r5, 0, wxALL, 8);
184
185        wxBoxSizer * buttons = new wxBoxSizer(wxHORIZONTAL);
186        wxButton* cancel = new wxButton(this, wxID_CANCEL);
187        buttons->Add(cancel, 0, wxALL, 8);
188        wxButton* ok = new wxButton(this, wxID_OK);
189        ok->SetDefault();
190        buttons->Add(ok, 0, wxALL, 8);
191        vert->Add(buttons, 0, wxALL|wxALIGN_RIGHT);
192
193        SetAutoLayout(true);
194        SetSizer(vert);
195
196        vert->SetSizeHints(this);
197    }
198    PresentationMark GetMark() const {
199        double a, t, s, T;
200        Vector3 v(wxAtof(easting->GetValue()),
201                  wxAtof(northing->GetValue()),
202                  wxAtof(altitude->GetValue()));
203        a = wxAtof(angle->GetValue());
204        t = wxAtof(tilt_angle->GetValue());
205        s = wxAtof(scale->GetValue());
206        wxString str = time->GetValue();
207        if (!str.empty() && str[0u] == '*') str[0u] = '-';
208        T = wxAtof(str);
209        return PresentationMark(v, a, t, s, T);
210    }
211
212private:
213    DECLARE_EVENT_TABLE()
214};
215
216// Write a value without trailing zeros after the decimal point.
217static void write_double(double d, FILE * fh) {
218    char buf[64];
219    sprintf(buf, "%.21f", d);
220    char * p = strchr(buf, ',');
221    if (p) *p = '.';
222    size_t l = strlen(buf);
223    while (l > 1 && buf[l - 1] == '0') --l;
224    if (l > 1 && buf[l - 1] == '.') --l;
225    fwrite(buf, l, 1, fh);
226}
227
228class AvenPresList : public wxListCtrl {
229    MainFrm * mainfrm;
230    GfxCore * gfx;
231    vector<PresentationMark> entries;
232    long current_item;
233    bool modified;
234    bool force_save_as;
235    wxString filename;
236
237    public:
238        AvenPresList(MainFrm * mainfrm_, wxWindow * parent, GfxCore * gfx_)
239            : wxListCtrl(parent, listctrl_PRES, wxDefaultPosition, wxDefaultSize,
240                         wxLC_REPORT|wxLC_VIRTUAL),
241              mainfrm(mainfrm_), gfx(gfx_), current_item(-1), modified(false),
242              force_save_as(true)
243        {
244            InsertColumn(0, wmsg(/*Easting*/378));
245            InsertColumn(1, wmsg(/*Northing*/379));
246            InsertColumn(2, wmsg(/*Altitude*/335));
247        }
248
249        void OnBeginLabelEdit(wxListEvent& event) {
250            event.Veto(); // No editting allowed
251        }
252        void OnDeleteItem(wxListEvent& event) {
253            long item = event.GetIndex();
254            if (current_item == item) {
255                current_item = -1;
256            } else if (current_item > item) {
257                --current_item;
258            }
259            entries.erase(entries.begin() + item);
260            SetItemCount(entries.size());
261            modified = true;
262        }
263        void OnDeleteAllItems(wxListEvent&) {
264            entries.clear();
265            SetItemCount(entries.size());
266            filename = wxString();
267            modified = false;
268            force_save_as = true;
269        }
270        void OnListKeyDown(wxListEvent& event) {
271            switch (event.GetKeyCode()) {
272                case WXK_DELETE: {
273                    long item = GetNextItem(-1, wxLIST_NEXT_ALL,
274                                            wxLIST_STATE_SELECTED);
275                    while (item != -1) {
276                        DeleteItem(item);
277                        // - 1 because the indices were shifted by DeleteItem()
278                        item = GetNextItem(item - 1, wxLIST_NEXT_ALL,
279                                           wxLIST_STATE_SELECTED);
280                    }
281                    break;
282                }
283                default:
284                    //printf("event.GetIndex() = %ld %d\n", event.GetIndex(), event.GetKeyCode());
285                    event.Skip();
286            }
287        }
288        void OnActivated(wxListEvent& event) {
289            // Jump to this view.
290            long item = event.GetIndex();
291            gfx->SetView(entries[item]);
292        }
293        void OnFocused(wxListEvent& event) {
294            current_item = event.GetIndex();
295        }
296        void OnRightClick(wxListEvent& event) {
297            long item = event.GetIndex();
298            if (item < 0) {
299                AddMark(item, gfx->GetView());
300                item = 0;
301            }
302            EditMarkDlg edit(mainfrm, entries[item]);
303            if (edit.ShowModal() == wxID_OK) {
304                entries[item] = edit.GetMark();
305            }
306        }
307        void OnChar(wxKeyEvent& event) {
308            switch (event.GetKeyCode()) {
309                case WXK_INSERT:
310                    if (event.GetModifiers() == wxMOD_CONTROL) {
311                        if (current_item != -1 &&
312                            size_t(current_item) < entries.size()) {
313                            AddMark(current_item, entries[current_item]);
314                        }
315                    } else {
316                        AddMark(current_item);
317                    }
318                    break;
319                case WXK_DELETE:
320                    // Already handled in OnListKeyDown.
321                    break;
322                case WXK_UP: case WXK_DOWN:
323                    event.Skip();
324                    break;
325                default:
326                    gfx->OnKeyPress(event);
327            }
328        }
329        void AddMark(long item = -1) {
330            AddMark(item, gfx->GetView());
331        }
332        void AddMark(long item, const PresentationMark & mark) {
333            if (item == -1) item = entries.size();
334            entries.insert(entries.begin() + item, mark);
335            SetItemCount(entries.size());
336            modified = true;
337        }
338        virtual wxString OnGetItemText(long item, long column) const {
339            if (item < 0 || item >= (long)entries.size()) return wxString();
340            const PresentationMark & p = entries[item];
341            double v;
342            switch (column) {
343                case 0: v = p.GetX(); break;
344                case 1: v = p.GetY(); break;
345                case 2: v = p.GetZ(); break;
346#if 0
347                case 3: v = p.angle; break;
348                case 4: v = p.tilt_angle; break;
349                case 5: v = p.scale; break;
350                case 6: v = p.time; break;
351#endif
352                default: return wxString();
353            }
354            return wxString::Format(wxT("%ld"), (long)v);
355        }
356        void Save(bool use_default_name) {
357            wxString fnm = filename;
358            if (!use_default_name || force_save_as) {
359#ifdef __WXMOTIF__
360                wxString ext(wxT("*.fly"));
361#else
362                wxString ext = wmsg(/*Aven presentations*/320);
363                ext += wxT("|*.fly");
364#endif
365                wxFileDialog dlg(this, wmsg(/*Select an output filename*/319),
366                                 wxString(), fnm, ext,
367                                 wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
368                if (dlg.ShowModal() != wxID_OK) return;
369                fnm = dlg.GetPath();
370            }
371
372            FILE * fh_pres = wxFopen(fnm, wxT("w"));
373            if (!fh_pres) {
374                wxGetApp().ReportError(wxString::Format(wmsg(/*Error writing to file “%s”*/110), fnm.c_str()));
375                return;
376            }
377            vector<PresentationMark>::const_iterator i;
378            for (i = entries.begin(); i != entries.end(); ++i) {
379                const PresentationMark &p = *i;
380                write_double(p.GetX(), fh_pres);
381                PUTC(' ', fh_pres);
382                write_double(p.GetY(), fh_pres);
383                PUTC(' ', fh_pres);
384                write_double(p.GetZ(), fh_pres);
385                PUTC(' ', fh_pres);
386                write_double(p.angle, fh_pres);
387                PUTC(' ', fh_pres);
388                write_double(p.tilt_angle, fh_pres);
389                PUTC(' ', fh_pres);
390                write_double(p.scale, fh_pres);
391                if (p.time != 0.0) {
392                    PUTC(' ', fh_pres);
393                    write_double(p.time, fh_pres);
394                }
395                PUTC('\n', fh_pres);
396            }
397            fclose(fh_pres);
398            filename = fnm;
399            modified = false;
400            force_save_as = false;
401        }
402        void New(const wxString &fnm) {
403            DeleteAllItems();
404            wxFileName::SplitPath(fnm, NULL, NULL, &filename, NULL, wxPATH_NATIVE);
405            filename += wxT(".fly");
406            force_save_as = true;
407        }
408        bool Load(const wxString &fnm) {
409            FILE * fh_pres = wxFopen(fnm, wxT("r"));
410            if (!fh_pres) {
411                wxString m;
412                m.Printf(wmsg(/*Couldn’t open file “%s”*/24), fnm.c_str());
413                wxGetApp().ReportError(m);
414                return false;
415            }
416            DeleteAllItems();
417            long item = 0;
418            while (!feof(fh_pres)) {
419                char buf[4096];
420                size_t i = 0;
421                while (i < sizeof(buf) - 1) {
422                    int ch = GETC(fh_pres);
423                    if (ch == EOF || ch == '\n' || ch == '\r') break;
424                    buf[i++] = ch;
425                }
426                if (i) {
427                    buf[i] = 0;
428                    double x, y, z, a, t, s, T;
429                    int c = sscanf(buf, "%lf %lf %lf %lf %lf %lf %lf", &x, &y, &z, &a, &t, &s, &T);
430                    if (c < 6) {
431                        char *p = buf;
432                        while ((p = strchr(p, '.'))) *p++ = ',';
433                        c = sscanf(buf, "%lf %lf %lf %lf %lf %lf %lf", &x, &y, &z, &a, &t, &s, &T);
434                        if (c < 6) {
435                            DeleteAllItems();
436                            wxGetApp().ReportError(wxString::Format(wmsg(/*Error in format of presentation file “%s”*/323), fnm.c_str()));
437                            return false;
438                        }
439                    }
440                    if (c == 6) T = 0;
441                    AddMark(item, PresentationMark(Vector3(x, y, z), a, t, s, T));
442                    ++item;
443                }
444            }
445            fclose(fh_pres);
446            filename = fnm;
447            modified = false;
448            force_save_as = false;
449            return true;
450        }
451        bool Modified() const { return modified; }
452        bool Empty() const { return entries.empty(); }
453        PresentationMark GetPresMark(int which) {
454            long item = current_item;
455            if (which == MARK_FIRST) {
456                item = 0;
457            } else if (which == MARK_NEXT) {
458                ++item;
459            } else if (which == MARK_PREV) {
460                --item;
461            }
462            if (item == -1 || item == (long)entries.size())
463                return PresentationMark();
464            if (item != current_item) {
465                // Move the focus
466                if (current_item != -1) {
467                    wxListCtrl::SetItemState(current_item, wxLIST_STATE_FOCUSED,
468                                             0);
469                }
470                wxListCtrl::SetItemState(item, wxLIST_STATE_FOCUSED,
471                                         wxLIST_STATE_FOCUSED);
472            }
473            return entries[item];
474        }
475
476    private:
477
478        DECLARE_NO_COPY_CLASS(AvenPresList)
479        DECLARE_EVENT_TABLE()
480};
481
482BEGIN_EVENT_TABLE(EditMarkDlg, wxDialog)
483END_EVENT_TABLE()
484
485BEGIN_EVENT_TABLE(AvenPresList, wxListCtrl)
486    EVT_LIST_BEGIN_LABEL_EDIT(listctrl_PRES, AvenPresList::OnBeginLabelEdit)
487    EVT_LIST_DELETE_ITEM(listctrl_PRES, AvenPresList::OnDeleteItem)
488    EVT_LIST_DELETE_ALL_ITEMS(listctrl_PRES, AvenPresList::OnDeleteAllItems)
489    EVT_LIST_KEY_DOWN(listctrl_PRES, AvenPresList::OnListKeyDown)
490    EVT_LIST_ITEM_ACTIVATED(listctrl_PRES, AvenPresList::OnActivated)
491    EVT_LIST_ITEM_FOCUSED(listctrl_PRES, AvenPresList::OnFocused)
492    EVT_LIST_ITEM_RIGHT_CLICK(listctrl_PRES, AvenPresList::OnRightClick)
493    EVT_CHAR(AvenPresList::OnChar)
494END_EVENT_TABLE()
495
496BEGIN_EVENT_TABLE(MainFrm, wxFrame)
497    EVT_TEXT(textctrl_FIND, MainFrm::OnFind)
498    EVT_TEXT_ENTER(textctrl_FIND, MainFrm::OnGotoFound)
499    EVT_MENU(wxID_FIND, MainFrm::OnGotoFound)
500    EVT_MENU(button_HIDE, MainFrm::OnHide)
501    EVT_UPDATE_UI(button_HIDE, MainFrm::OnHideUpdate)
502    EVT_IDLE(MainFrm::OnIdle)
503
504    EVT_MENU(wxID_OPEN, MainFrm::OnOpen)
505    EVT_MENU(menu_FILE_OPEN_TERRAIN, MainFrm::OnOpenTerrain)
506    EVT_MENU(menu_FILE_LOG, MainFrm::OnShowLog)
507    EVT_MENU(wxID_PRINT, MainFrm::OnPrint)
508    EVT_MENU(menu_FILE_PAGE_SETUP, MainFrm::OnPageSetup)
509    EVT_MENU(menu_FILE_SCREENSHOT, MainFrm::OnScreenshot)
510//    EVT_MENU(wxID_PREFERENCES, MainFrm::OnFilePreferences)
511    EVT_MENU(menu_FILE_EXPORT, MainFrm::OnExport)
512    EVT_MENU(menu_FILE_EXTEND, MainFrm::OnExtend)
513    EVT_MENU(wxID_EXIT, MainFrm::OnQuit)
514    EVT_MENU_RANGE(wxID_FILE1, wxID_FILE9, MainFrm::OnMRUFile)
515
516    EVT_MENU(menu_PRES_NEW, MainFrm::OnPresNew)
517    EVT_MENU(menu_PRES_OPEN, MainFrm::OnPresOpen)
518    EVT_MENU(menu_PRES_SAVE, MainFrm::OnPresSave)
519    EVT_MENU(menu_PRES_SAVE_AS, MainFrm::OnPresSaveAs)
520    EVT_MENU(menu_PRES_MARK, MainFrm::OnPresMark)
521    EVT_MENU(menu_PRES_FREWIND, MainFrm::OnPresFRewind)
522    EVT_MENU(menu_PRES_REWIND, MainFrm::OnPresRewind)
523    EVT_MENU(menu_PRES_REVERSE, MainFrm::OnPresReverse)
524    EVT_MENU(menu_PRES_PLAY, MainFrm::OnPresPlay)
525    EVT_MENU(menu_PRES_FF, MainFrm::OnPresFF)
526    EVT_MENU(menu_PRES_FFF, MainFrm::OnPresFFF)
527    EVT_MENU(menu_PRES_PAUSE, MainFrm::OnPresPause)
528    EVT_MENU(wxID_STOP, MainFrm::OnPresStop)
529    EVT_MENU(menu_PRES_EXPORT_MOVIE, MainFrm::OnPresExportMovie)
530
531    EVT_UPDATE_UI(menu_PRES_NEW, MainFrm::OnPresNewUpdate)
532    EVT_UPDATE_UI(menu_PRES_OPEN, MainFrm::OnPresOpenUpdate)
533    EVT_UPDATE_UI(menu_PRES_SAVE, MainFrm::OnPresSaveUpdate)
534    EVT_UPDATE_UI(menu_PRES_SAVE_AS, MainFrm::OnPresSaveAsUpdate)
535    EVT_UPDATE_UI(menu_PRES_MARK, MainFrm::OnPresMarkUpdate)
536    EVT_UPDATE_UI(menu_PRES_FREWIND, MainFrm::OnPresFRewindUpdate)
537    EVT_UPDATE_UI(menu_PRES_REWIND, MainFrm::OnPresRewindUpdate)
538    EVT_UPDATE_UI(menu_PRES_REVERSE, MainFrm::OnPresReverseUpdate)
539    EVT_UPDATE_UI(menu_PRES_PLAY, MainFrm::OnPresPlayUpdate)
540    EVT_UPDATE_UI(menu_PRES_FF, MainFrm::OnPresFFUpdate)
541    EVT_UPDATE_UI(menu_PRES_FFF, MainFrm::OnPresFFFUpdate)
542    EVT_UPDATE_UI(menu_PRES_PAUSE, MainFrm::OnPresPauseUpdate)
543    EVT_UPDATE_UI(wxID_STOP, MainFrm::OnPresStopUpdate)
544    EVT_UPDATE_UI(menu_PRES_EXPORT_MOVIE, MainFrm::OnPresExportMovieUpdate)
545
546    EVT_CLOSE(MainFrm::OnClose)
547    EVT_SET_FOCUS(MainFrm::OnSetFocus)
548
549    EVT_MENU(menu_ROTATION_TOGGLE, MainFrm::OnToggleRotation)
550    EVT_MENU(menu_ROTATION_REVERSE, MainFrm::OnReverseDirectionOfRotation)
551    EVT_MENU(menu_ORIENT_MOVE_NORTH, MainFrm::OnMoveNorth)
552    EVT_MENU(menu_ORIENT_MOVE_EAST, MainFrm::OnMoveEast)
553    EVT_MENU(menu_ORIENT_MOVE_SOUTH, MainFrm::OnMoveSouth)
554    EVT_MENU(menu_ORIENT_MOVE_WEST, MainFrm::OnMoveWest)
555    EVT_MENU(menu_ORIENT_PLAN, MainFrm::OnPlan)
556    EVT_MENU(menu_ORIENT_ELEVATION, MainFrm::OnElevation)
557    EVT_MENU(menu_ORIENT_DEFAULTS, MainFrm::OnDefaults)
558    EVT_MENU(menu_VIEW_SHOW_LEGS, MainFrm::OnShowSurveyLegs)
559    EVT_MENU(menu_SPLAYS_HIDE, MainFrm::OnHideSplays)
560    EVT_MENU(menu_SPLAYS_SHOW_DASHED, MainFrm::OnShowSplaysDashed)
561    EVT_MENU(menu_SPLAYS_SHOW_FADED, MainFrm::OnShowSplaysFaded)
562    EVT_MENU(menu_SPLAYS_SHOW_NORMAL, MainFrm::OnShowSplaysNormal)
563    EVT_MENU(menu_DUPES_HIDE, MainFrm::OnHideDupes)
564    EVT_MENU(menu_DUPES_SHOW_DASHED, MainFrm::OnShowDupesDashed)
565    EVT_MENU(menu_DUPES_SHOW_FADED, MainFrm::OnShowDupesFaded)
566    EVT_MENU(menu_DUPES_SHOW_NORMAL, MainFrm::OnShowDupesNormal)
567    EVT_MENU(menu_VIEW_SHOW_CROSSES, MainFrm::OnShowCrosses)
568    EVT_MENU(menu_VIEW_SHOW_ENTRANCES, MainFrm::OnShowEntrances)
569    EVT_MENU(menu_VIEW_SHOW_FIXED_PTS, MainFrm::OnShowFixedPts)
570    EVT_MENU(menu_VIEW_SHOW_EXPORTED_PTS, MainFrm::OnShowExportedPts)
571    EVT_MENU(menu_VIEW_SHOW_NAMES, MainFrm::OnShowStationNames)
572    EVT_MENU(menu_VIEW_SHOW_OVERLAPPING_NAMES, MainFrm::OnDisplayOverlappingNames)
573    EVT_MENU(menu_COLOUR_BY_DEPTH, MainFrm::OnColourByDepth)
574    EVT_MENU(menu_COLOUR_BY_DATE, MainFrm::OnColourByDate)
575    EVT_MENU(menu_COLOUR_BY_ERROR, MainFrm::OnColourByError)
576    EVT_MENU(menu_COLOUR_BY_H_ERROR, MainFrm::OnColourByHError)
577    EVT_MENU(menu_COLOUR_BY_V_ERROR, MainFrm::OnColourByVError)
578    EVT_MENU(menu_COLOUR_BY_GRADIENT, MainFrm::OnColourByGradient)
579    EVT_MENU(menu_COLOUR_BY_LENGTH, MainFrm::OnColourByLength)
580    EVT_MENU(menu_COLOUR_BY_SURVEY, MainFrm::OnColourBySurvey)
581    EVT_MENU(menu_COLOUR_BY_STYLE, MainFrm::OnColourByStyle)
582    EVT_MENU(menu_VIEW_SHOW_SURFACE, MainFrm::OnShowSurface)
583    EVT_MENU(menu_VIEW_GRID, MainFrm::OnViewGrid)
584    EVT_MENU(menu_VIEW_BOUNDING_BOX, MainFrm::OnViewBoundingBox)
585    EVT_MENU(menu_VIEW_PERSPECTIVE, MainFrm::OnViewPerspective)
586    EVT_MENU(menu_VIEW_SMOOTH_SHADING, MainFrm::OnViewSmoothShading)
587    EVT_MENU(menu_VIEW_TEXTURED, MainFrm::OnViewTextured)
588    EVT_MENU(menu_VIEW_FOG, MainFrm::OnViewFog)
589    EVT_MENU(menu_VIEW_SMOOTH_LINES, MainFrm::OnViewSmoothLines)
590    EVT_MENU(menu_VIEW_FULLSCREEN, MainFrm::OnViewFullScreen)
591    EVT_MENU(menu_VIEW_SHOW_TUBES, MainFrm::OnToggleTubes)
592    EVT_MENU(menu_VIEW_TERRAIN, MainFrm::OnViewTerrain)
593    EVT_MENU(menu_IND_COMPASS, MainFrm::OnViewCompass)
594    EVT_MENU(menu_IND_CLINO, MainFrm::OnViewClino)
595    EVT_MENU(menu_IND_COLOUR_KEY, MainFrm::OnToggleColourKey)
596    EVT_MENU(menu_IND_SCALE_BAR, MainFrm::OnToggleScalebar)
597    EVT_MENU(menu_CTL_SIDE_PANEL, MainFrm::OnViewSidePanel)
598    EVT_MENU(menu_CTL_METRIC, MainFrm::OnToggleMetric)
599    EVT_MENU(menu_CTL_DEGREES, MainFrm::OnToggleDegrees)
600    EVT_MENU(menu_CTL_PERCENT, MainFrm::OnTogglePercent)
601    EVT_MENU(menu_CTL_REVERSE, MainFrm::OnReverseControls)
602    EVT_MENU(menu_CTL_CANCEL_DIST_LINE, MainFrm::OnCancelDistLine)
603    EVT_MENU(wxID_ABOUT, MainFrm::OnAbout)
604
605    EVT_UPDATE_UI(menu_FILE_OPEN_TERRAIN, MainFrm::OnOpenTerrainUpdate)
606    EVT_UPDATE_UI(menu_FILE_LOG, MainFrm::OnShowLogUpdate)
607    EVT_UPDATE_UI(wxID_PRINT, MainFrm::OnPrintUpdate)
608    EVT_UPDATE_UI(menu_FILE_SCREENSHOT, MainFrm::OnScreenshotUpdate)
609    EVT_UPDATE_UI(menu_FILE_EXPORT, MainFrm::OnExportUpdate)
610    EVT_UPDATE_UI(menu_FILE_EXTEND, MainFrm::OnExtendUpdate)
611    EVT_UPDATE_UI(menu_ROTATION_TOGGLE, MainFrm::OnToggleRotationUpdate)
612    EVT_UPDATE_UI(menu_ROTATION_REVERSE, MainFrm::OnReverseDirectionOfRotationUpdate)
613    EVT_UPDATE_UI(menu_ORIENT_MOVE_NORTH, MainFrm::OnMoveNorthUpdate)
614    EVT_UPDATE_UI(menu_ORIENT_MOVE_EAST, MainFrm::OnMoveEastUpdate)
615    EVT_UPDATE_UI(menu_ORIENT_MOVE_SOUTH, MainFrm::OnMoveSouthUpdate)
616    EVT_UPDATE_UI(menu_ORIENT_MOVE_WEST, MainFrm::OnMoveWestUpdate)
617    EVT_UPDATE_UI(menu_ORIENT_PLAN, MainFrm::OnPlanUpdate)
618    EVT_UPDATE_UI(menu_ORIENT_ELEVATION, MainFrm::OnElevationUpdate)
619    EVT_UPDATE_UI(menu_ORIENT_DEFAULTS, MainFrm::OnDefaultsUpdate)
620    EVT_UPDATE_UI(menu_VIEW_SHOW_LEGS, MainFrm::OnShowSurveyLegsUpdate)
621    EVT_UPDATE_UI(menu_VIEW_SPLAYS, MainFrm::OnSplaysUpdate)
622    EVT_UPDATE_UI(menu_SPLAYS_HIDE, MainFrm::OnHideSplaysUpdate)
623    EVT_UPDATE_UI(menu_SPLAYS_SHOW_DASHED, MainFrm::OnShowSplaysDashedUpdate)
624    EVT_UPDATE_UI(menu_SPLAYS_SHOW_FADED, MainFrm::OnShowSplaysFadedUpdate)
625    EVT_UPDATE_UI(menu_SPLAYS_SHOW_NORMAL, MainFrm::OnShowSplaysNormalUpdate)
626    EVT_UPDATE_UI(menu_VIEW_DUPES, MainFrm::OnDupesUpdate)
627    EVT_UPDATE_UI(menu_DUPES_HIDE, MainFrm::OnHideDupesUpdate)
628    EVT_UPDATE_UI(menu_DUPES_SHOW_DASHED, MainFrm::OnShowDupesDashedUpdate)
629    EVT_UPDATE_UI(menu_DUPES_SHOW_FADED, MainFrm::OnShowDupesFadedUpdate)
630    EVT_UPDATE_UI(menu_DUPES_SHOW_NORMAL, MainFrm::OnShowDupesNormalUpdate)
631    EVT_UPDATE_UI(menu_VIEW_SHOW_CROSSES, MainFrm::OnShowCrossesUpdate)
632    EVT_UPDATE_UI(menu_VIEW_SHOW_ENTRANCES, MainFrm::OnShowEntrancesUpdate)
633    EVT_UPDATE_UI(menu_VIEW_SHOW_FIXED_PTS, MainFrm::OnShowFixedPtsUpdate)
634    EVT_UPDATE_UI(menu_VIEW_SHOW_EXPORTED_PTS, MainFrm::OnShowExportedPtsUpdate)
635    EVT_UPDATE_UI(menu_VIEW_SHOW_NAMES, MainFrm::OnShowStationNamesUpdate)
636    EVT_UPDATE_UI(menu_VIEW_SHOW_SURFACE, MainFrm::OnShowSurfaceUpdate)
637    EVT_UPDATE_UI(menu_VIEW_SHOW_OVERLAPPING_NAMES, MainFrm::OnDisplayOverlappingNamesUpdate)
638    EVT_UPDATE_UI(menu_VIEW_COLOUR_BY, MainFrm::OnColourByUpdate)
639    EVT_UPDATE_UI(menu_COLOUR_BY_DEPTH, MainFrm::OnColourByDepthUpdate)
640    EVT_UPDATE_UI(menu_COLOUR_BY_DATE, MainFrm::OnColourByDateUpdate)
641    EVT_UPDATE_UI(menu_COLOUR_BY_ERROR, MainFrm::OnColourByErrorUpdate)
642    EVT_UPDATE_UI(menu_COLOUR_BY_H_ERROR, MainFrm::OnColourByHErrorUpdate)
643    EVT_UPDATE_UI(menu_COLOUR_BY_V_ERROR, MainFrm::OnColourByVErrorUpdate)
644    EVT_UPDATE_UI(menu_COLOUR_BY_GRADIENT, MainFrm::OnColourByGradientUpdate)
645    EVT_UPDATE_UI(menu_COLOUR_BY_LENGTH, MainFrm::OnColourByLengthUpdate)
646    EVT_UPDATE_UI(menu_COLOUR_BY_SURVEY, MainFrm::OnColourBySurveyUpdate)
647    EVT_UPDATE_UI(menu_COLOUR_BY_STYLE, MainFrm::OnColourByStyleUpdate)
648    EVT_UPDATE_UI(menu_VIEW_GRID, MainFrm::OnViewGridUpdate)
649    EVT_UPDATE_UI(menu_VIEW_BOUNDING_BOX, MainFrm::OnViewBoundingBoxUpdate)
650    EVT_UPDATE_UI(menu_VIEW_PERSPECTIVE, MainFrm::OnViewPerspectiveUpdate)
651    EVT_UPDATE_UI(menu_VIEW_SMOOTH_SHADING, MainFrm::OnViewSmoothShadingUpdate)
652    EVT_UPDATE_UI(menu_VIEW_TEXTURED, MainFrm::OnViewTexturedUpdate)
653    EVT_UPDATE_UI(menu_VIEW_FOG, MainFrm::OnViewFogUpdate)
654    EVT_UPDATE_UI(menu_VIEW_SMOOTH_LINES, MainFrm::OnViewSmoothLinesUpdate)
655    EVT_UPDATE_UI(menu_VIEW_FULLSCREEN, MainFrm::OnViewFullScreenUpdate)
656    EVT_UPDATE_UI(menu_VIEW_SHOW_TUBES, MainFrm::OnToggleTubesUpdate)
657    EVT_UPDATE_UI(menu_VIEW_TERRAIN, MainFrm::OnViewTerrainUpdate)
658    EVT_UPDATE_UI(menu_IND_COMPASS, MainFrm::OnViewCompassUpdate)
659    EVT_UPDATE_UI(menu_IND_CLINO, MainFrm::OnViewClinoUpdate)
660    EVT_UPDATE_UI(menu_IND_COLOUR_KEY, MainFrm::OnToggleColourKeyUpdate)
661    EVT_UPDATE_UI(menu_IND_SCALE_BAR, MainFrm::OnToggleScalebarUpdate)
662    EVT_UPDATE_UI(menu_CTL_INDICATORS, MainFrm::OnIndicatorsUpdate)
663    EVT_UPDATE_UI(menu_CTL_SIDE_PANEL, MainFrm::OnViewSidePanelUpdate)
664    EVT_UPDATE_UI(menu_CTL_REVERSE, MainFrm::OnReverseControlsUpdate)
665    EVT_UPDATE_UI(menu_CTL_CANCEL_DIST_LINE, MainFrm::OnCancelDistLineUpdate)
666    EVT_UPDATE_UI(menu_CTL_METRIC, MainFrm::OnToggleMetricUpdate)
667    EVT_UPDATE_UI(menu_CTL_DEGREES, MainFrm::OnToggleDegreesUpdate)
668    EVT_UPDATE_UI(menu_CTL_PERCENT, MainFrm::OnTogglePercentUpdate)
669END_EVENT_TABLE()
670
671class LabelCmp : public greater<const LabelInfo*> {
672    wxChar separator;
673public:
674    explicit LabelCmp(wxChar separator_) : separator(separator_) {}
675    bool operator()(const LabelInfo* pt1, const LabelInfo* pt2) {
676        return name_cmp(pt1->GetText(), pt2->GetText(), separator) < 0;
677    }
678};
679
680class LabelPlotCmp : public greater<const LabelInfo*> {
681    wxChar separator;
682public:
683    explicit LabelPlotCmp(wxChar separator_) : separator(separator_) {}
684    bool operator()(const LabelInfo* pt1, const LabelInfo* pt2) {
685        int n = pt1->get_flags() - pt2->get_flags();
686        if (n) return n > 0;
687        wxString l1 = pt1->GetText().AfterLast(separator);
688        wxString l2 = pt2->GetText().AfterLast(separator);
689        n = name_cmp(l1, l2, separator);
690        if (n) return n < 0;
691        // Prefer non-2-nodes...
692        // FIXME; implement
693        // if leaf names are the same, prefer shorter labels as we can
694        // display more of them
695        n = pt1->GetText().length() - pt2->GetText().length();
696        if (n) return n < 0;
697        // make sure that we don't ever compare different labels as equal
698        return name_cmp(pt1->GetText(), pt2->GetText(), separator) < 0;
699    }
700};
701
702#if wxUSE_DRAG_AND_DROP
703class DnDFile : public wxFileDropTarget {
704    public:
705        explicit DnDFile(MainFrm *parent) : m_Parent(parent) { }
706        virtual bool OnDropFiles(wxCoord, wxCoord,
707                                 const wxArrayString &filenames);
708
709    private:
710        MainFrm * m_Parent;
711};
712
713bool
714DnDFile::OnDropFiles(wxCoord, wxCoord, const wxArrayString &filenames)
715{
716    // Load a survey file by drag-and-drop.
717    assert(filenames.GetCount() > 0);
718
719    if (filenames.GetCount() != 1) {
720        /* TRANSLATORS: error if you try to drag multiple files to the aven
721         * window */
722        wxGetApp().ReportError(wmsg(/*You may only view one 3d file at a time.*/336));
723        return false;
724    }
725
726    m_Parent->OpenFile(filenames[0]);
727    return true;
728}
729#endif
730
731MainFrm::MainFrm(const wxString& title, const wxPoint& pos, const wxSize& size) :
732    wxFrame(NULL, 101, title, pos, size, wxDEFAULT_FRAME_STYLE),
733    m_SashPosition(-1),
734    m_Gfx(NULL), m_Log(NULL),
735    pending_find(false), fullscreen_showing_menus(false)
736#ifdef PREFDLG
737    , m_PrefsDlg(NULL)
738#endif
739{
740#ifdef _WIN32
741    // The peculiar name is so that the icon is the first in the file
742    // (required by Microsoft Windows for this type of icon)
743    SetIcon(wxICON(AAA_aven));
744#else
745    SetIcon(wxICON(aven));
746#endif
747
748#if wxCHECK_VERSION(3,1,0)
749    // Add a full screen button to the right upper corner of title bar under OS
750    // X 10.7 and later.
751    EnableFullScreenView();
752#endif
753    CreateMenuBar();
754    MakeToolBar();
755    CreateStatusBar(2, wxST_SIZEGRIP);
756    CreateSidePanel();
757
758    int widths[2] = { -1 /* variable width */, -1 };
759    GetStatusBar()->SetStatusWidths(2, widths);
760
761#ifdef __X__ // wxMotif or wxX11
762    int x;
763    int y;
764    GetSize(&x, &y);
765    // X seems to require a forced resize.
766    SetSize(-1, -1, x, y);
767#endif
768
769#if wxUSE_DRAG_AND_DROP
770    SetDropTarget(new DnDFile(this));
771#endif
772
773#ifdef __WXMAC__
774    m_Gfx->ForceRefresh();
775    m_Gfx->Show(true);
776#endif
777    m_Gfx->SetFocus();
778}
779
780void MainFrm::CreateMenuBar()
781{
782    // Create the menus and the menu bar.
783
784    wxMenu* filemenu = new wxMenu;
785    // wxID_OPEN stock label lacks the ellipses
786    /* TRANSLATORS: Aven menu items.  An “&” goes before the letter of any
787     * accelerator key.
788     *
789     * The string "\t" separates the menu text and any accelerator key.
790     *
791     * "File" menu.  The accelerators must be different within this group.
792     * c.f. 201, 380, 381. */
793    filemenu->Append(wxID_OPEN, wmsg(/*&Open...\tCtrl+O*/220));
794    /* TRANSLATORS: Open a "Terrain file" - i.e. a digital model of the
795     * terrain. */
796    filemenu->Append(menu_FILE_OPEN_TERRAIN, wmsg(/*Open &Terrain...*/453));
797    filemenu->AppendCheckItem(menu_FILE_LOG, wmsg(/*Show &Log*/144));
798    filemenu->AppendSeparator();
799    // wxID_PRINT stock label lacks the ellipses
800    filemenu->Append(wxID_PRINT, wmsg(/*&Print...\tCtrl+P*/380));
801    filemenu->Append(menu_FILE_PAGE_SETUP, wmsg(/*P&age Setup...*/381));
802    filemenu->AppendSeparator();
803    /* TRANSLATORS: In the "File" menu */
804    filemenu->Append(menu_FILE_SCREENSHOT, wmsg(/*&Screenshot...*/201));
805    filemenu->Append(menu_FILE_EXPORT, wmsg(/*&Export as...*/382));
806    /* TRANSLATORS: In the "File" menu - c.f. n:191 */
807    filemenu->Append(menu_FILE_EXTEND, wmsg(/*E&xtended Elevation...*/247));
808#ifndef __WXMAC__
809    // On wxMac the "Quit" menu item will be moved elsewhere, so we suppress
810    // this separator.
811    filemenu->AppendSeparator();
812#else
813    // We suppress the "Help" menu under macOS as it would otherwise end up as
814    // an empty menu, but we need to add the "About" menu item somewhere.  It
815    // really doesn't matter where as wxWidgets will move it to the "Apple"
816    // menu.
817    filemenu->Append(wxID_ABOUT);
818#endif
819    filemenu->Append(wxID_EXIT);
820
821    m_history.UseMenu(filemenu);
822    m_history.Load(*wxConfigBase::Get());
823
824    wxMenu* rotmenu = new wxMenu;
825    /* TRANSLATORS: "Rotation" menu.  The accelerators must be different within
826     * this group.  Tickable menu item which toggles auto rotation.
827     * Please don't translate "Space" - that's the shortcut key to use which
828     * wxWidgets needs to parse and it should then handle translating.
829     */
830    rotmenu->AppendCheckItem(menu_ROTATION_TOGGLE, wmsg(/*Au&to-Rotate\tSpace*/231));
831    rotmenu->AppendSeparator();
832    rotmenu->Append(menu_ROTATION_REVERSE, wmsg(/*&Reverse Direction*/234));
833
834    wxMenu* orientmenu = new wxMenu;
835    orientmenu->Append(menu_ORIENT_MOVE_NORTH, wmsg(/*View &North*/240));
836    orientmenu->Append(menu_ORIENT_MOVE_EAST, wmsg(/*View &East*/241));
837    orientmenu->Append(menu_ORIENT_MOVE_SOUTH, wmsg(/*View &South*/242));
838    orientmenu->Append(menu_ORIENT_MOVE_WEST, wmsg(/*View &West*/243));
839    orientmenu->AppendSeparator();
840    orientmenu->Append(menu_ORIENT_PLAN, wmsg(/*&Plan View*/248));
841    orientmenu->Append(menu_ORIENT_ELEVATION, wmsg(/*Ele&vation*/249));
842    orientmenu->AppendSeparator();
843    orientmenu->Append(menu_ORIENT_DEFAULTS, wmsg(/*Restore De&fault View*/254));
844
845    wxMenu* presmenu = new wxMenu;
846    presmenu->Append(menu_PRES_NEW, wmsg(/*&New Presentation*/311));
847    presmenu->Append(menu_PRES_OPEN, wmsg(/*&Open Presentation...*/312));
848    presmenu->Append(menu_PRES_SAVE, wmsg(/*&Save Presentation*/313));
849    presmenu->Append(menu_PRES_SAVE_AS, wmsg(/*Sa&ve Presentation As...*/314));
850    presmenu->AppendSeparator();
851    /* TRANSLATORS: "Mark" as in "Mark this position" */
852    presmenu->Append(menu_PRES_MARK, wmsg(/*&Mark*/315));
853    /* TRANSLATORS: "Play" as in "Play back a recording" */
854    presmenu->AppendCheckItem(menu_PRES_PLAY, wmsg(/*Pla&y*/316));
855    presmenu->Append(menu_PRES_EXPORT_MOVIE, wmsg(/*&Export as Movie...*/317));
856
857    wxMenu* viewmenu = new wxMenu;
858#ifndef PREFDLG
859    /* TRANSLATORS: Items in the "View" menu: */
860    viewmenu->AppendCheckItem(menu_VIEW_SHOW_NAMES, wmsg(/*Station &Names\tCtrl+N*/270));
861    /* TRANSLATORS: Toggles drawing of 3D passages */
862    viewmenu->AppendCheckItem(menu_VIEW_SHOW_TUBES, wmsg(/*Passage &Tubes\tCtrl+T*/346));
863    /* TRANSLATORS: Toggles drawing the surface of the Earth */
864    viewmenu->AppendCheckItem(menu_VIEW_TERRAIN, wmsg(/*Terr&ain*/449));
865    viewmenu->AppendCheckItem(menu_VIEW_SHOW_CROSSES, wmsg(/*&Crosses\tCtrl+X*/271));
866    viewmenu->AppendCheckItem(menu_VIEW_GRID, wmsg(/*&Grid\tCtrl+G*/297));
867    viewmenu->AppendCheckItem(menu_VIEW_BOUNDING_BOX, wmsg(/*&Bounding Box\tCtrl+B*/318));
868    viewmenu->AppendSeparator();
869    /* TRANSLATORS: Here a "survey leg" is a set of measurements between two
870     * "survey stations". */
871    viewmenu->AppendCheckItem(menu_VIEW_SHOW_LEGS, wmsg(/*&Underground Survey Legs\tCtrl+L*/272));
872    /* TRANSLATORS: Here a "survey leg" is a set of measurements between two
873     * "survey stations". */
874    viewmenu->AppendCheckItem(menu_VIEW_SHOW_SURFACE, wmsg(/*&Surface Survey Legs\tCtrl+F*/291));
875
876    wxMenu* splaymenu = new wxMenu;
877    /* TRANSLATORS: Item in the "Splay Legs" and "Duplicate Legs" submenus - if
878     * this is selected, such legs are not shown. */
879    splaymenu->AppendCheckItem(menu_SPLAYS_HIDE, wmsg(/*&Hide*/407));
880    /* TRANSLATORS: Item in the "Splay Legs" and "Duplicate Legs" submenus - if
881     * this is selected, aven will show such legs with dashed lines. */
882    splaymenu->AppendCheckItem(menu_SPLAYS_SHOW_DASHED, wmsg(/*&Dashed*/250));
883    /* TRANSLATORS: Item in the "Splay Legs" and "Duplicate Legs" submenus - if
884     * this is selected, aven will show such legs with less bright colours. */
885    splaymenu->AppendCheckItem(menu_SPLAYS_SHOW_FADED, wmsg(/*&Fade*/408));
886    /* TRANSLATORS: Item in the "Splay Legs" and "Duplicate Legs" submenus - if
887     * this is selected, such legs are shown the same as other legs. */
888    splaymenu->AppendCheckItem(menu_SPLAYS_SHOW_NORMAL, wmsg(/*&Show*/409));
889    viewmenu->Append(menu_VIEW_SPLAYS, wmsg(/*Spla&y Legs*/406), splaymenu);
890
891    wxMenu* dupemenu = new wxMenu;
892    dupemenu->AppendCheckItem(menu_DUPES_HIDE, wmsg(/*&Hide*/407));
893    dupemenu->AppendCheckItem(menu_DUPES_SHOW_DASHED, wmsg(/*&Dashed*/250));
894    dupemenu->AppendCheckItem(menu_DUPES_SHOW_FADED, wmsg(/*&Fade*/408));
895    dupemenu->AppendCheckItem(menu_DUPES_SHOW_NORMAL, wmsg(/*&Show*/409));
896    viewmenu->Append(menu_VIEW_DUPES, wmsg(/*&Duplicate Legs*/251), dupemenu);
897
898    viewmenu->AppendSeparator();
899    viewmenu->AppendCheckItem(menu_VIEW_SHOW_OVERLAPPING_NAMES, wmsg(/*&Overlapping Names*/273));
900
901    wxMenu* colourbymenu = new wxMenu;
902    colourbymenu->AppendCheckItem(menu_COLOUR_BY_DEPTH, wmsg(/*Colour by &Depth*/292));
903    colourbymenu->AppendCheckItem(menu_COLOUR_BY_DATE, wmsg(/*Colour by D&ate*/293));
904    colourbymenu->AppendCheckItem(menu_COLOUR_BY_ERROR, wmsg(/*Colour by &Error*/289));
905    colourbymenu->AppendCheckItem(menu_COLOUR_BY_H_ERROR, wmsg(/*Colour by &Horizontal Error*/480));
906    colourbymenu->AppendCheckItem(menu_COLOUR_BY_V_ERROR, wmsg(/*Colour by &Vertical Error*/481));
907    colourbymenu->AppendCheckItem(menu_COLOUR_BY_GRADIENT, wmsg(/*Colour by &Gradient*/85));
908    colourbymenu->AppendCheckItem(menu_COLOUR_BY_LENGTH, wmsg(/*Colour by &Length*/82));
909    colourbymenu->AppendCheckItem(menu_COLOUR_BY_SURVEY, wmsg(/*Colour by &Survey*/448));
910    colourbymenu->AppendCheckItem(menu_COLOUR_BY_STYLE, wmsg(/*Colour by St&yle*/482));
911
912    viewmenu->Append(menu_VIEW_COLOUR_BY, wmsg(/*Co&lour by*/450), colourbymenu);
913
914    viewmenu->AppendSeparator();
915    viewmenu->AppendCheckItem(menu_VIEW_SHOW_ENTRANCES, wmsg(/*Highlight &Entrances*/294));
916    viewmenu->AppendCheckItem(menu_VIEW_SHOW_FIXED_PTS, wmsg(/*Highlight &Fixed Points*/295));
917    viewmenu->AppendCheckItem(menu_VIEW_SHOW_EXPORTED_PTS, wmsg(/*Highlight E&xported Points*/296));
918    viewmenu->AppendSeparator();
919#else
920    /* TRANSLATORS: Please don't translate "Escape" - that's the shortcut key
921     * to use which wxWidgets needs to parse and it should then handle
922     * translating.
923     */
924    viewmenu-> Append(menu_VIEW_CANCEL_DIST_LINE, wmsg(/*&Cancel Measuring Line\tEscape*/281));
925#endif
926    viewmenu->AppendCheckItem(menu_VIEW_PERSPECTIVE, wmsg(/*&Perspective*/237));
927// FIXME: enable this    viewmenu->AppendCheckItem(menu_VIEW_SMOOTH_SHADING, wmsg(/*&Smooth Shading*/?!?);
928    viewmenu->AppendCheckItem(menu_VIEW_TEXTURED, wmsg(/*Textured &Walls*/238));
929    /* TRANSLATORS: Toggles OpenGL "Depth Fogging" - feel free to translate
930     * using that term instead if it gives a better translation which most
931     * users will understand. */
932    viewmenu->AppendCheckItem(menu_VIEW_FOG, wmsg(/*Fade Distant Ob&jects*/239));
933    /* TRANSLATORS: Here a "survey leg" is a set of measurements between two
934     * "survey stations". */
935    viewmenu->AppendCheckItem(menu_VIEW_SMOOTH_LINES, wmsg(/*Smoot&hed Survey Legs*/298));
936    viewmenu->AppendSeparator();
937#ifdef __WXMAC__
938    // F11 on macOS is used by the desktop (for speaker volume and/or window
939    // navigation).  The standard macOS shortcut for full screen mode is
940    // Ctrl-Command-F which in wxWidgets terms is RawCtrl+Ctrl+F.
941    wxString wxmac_fullscreen = wmsg(/*Full Screen &Mode\tF11*/356);
942    wxmac_fullscreen.Replace(wxT("\tF11"), wxT("\tRawCtrl+Ctrl+F"), false);
943    viewmenu->AppendCheckItem(menu_VIEW_FULLSCREEN, wxmac_fullscreen);
944    // FIXME: On macOS, the standard wording here is "Enter Full Screen" and
945    // "Exit Full Screen", depending whether we are in full screen mode or not,
946    // and this isn't a checked menu item.
947#else
948    viewmenu->AppendCheckItem(menu_VIEW_FULLSCREEN, wmsg(/*Full Screen &Mode\tF11*/356));
949#endif
950#ifdef PREFDLG
951    viewmenu->AppendSeparator();
952    viewmenu-> Append(wxID_PREFERENCES, wmsg(/*&Preferences...*/347));
953#endif
954
955#ifndef PREFDLG
956    wxMenu* ctlmenu = new wxMenu;
957    ctlmenu->AppendCheckItem(menu_CTL_REVERSE, wmsg(/*&Reverse Sense\tCtrl+R*/280));
958    ctlmenu->AppendSeparator();
959#ifdef __WXGTK__
960    // wxGTK (at least with GTK+ v2.24), if we specify a short-cut here then
961    // the key handler isn't called, so we can't exit full screen mode on
962    // Escape.  wxGTK doesn't actually show the "Escape" shortcut text in the
963    // menu item, so removing it doesn't make any visual difference, and doing
964    // so allows Escape to still cancel the measuring line, but also serve to
965    // exit full screen mode if no measuring line is shown.
966    wxString wxgtk_cancelline = wmsg(/*&Cancel Measuring Line\tEscape*/281);
967    wxgtk_cancelline.Replace(wxT("\tEscape"), wxT(""), false);
968    ctlmenu->Append(menu_CTL_CANCEL_DIST_LINE, wxgtk_cancelline);
969#else
970    // With wxMac and wxMSW, we can have the short-cut on the menu and still
971    // have Escape handled by the key handler to exit full screen mode.
972    ctlmenu->Append(menu_CTL_CANCEL_DIST_LINE, wmsg(/*&Cancel Measuring Line\tEscape*/281));
973#endif
974    ctlmenu->AppendSeparator();
975    wxMenu* indmenu = new wxMenu;
976    indmenu->AppendCheckItem(menu_IND_COMPASS, wmsg(/*&Compass*/274));
977    indmenu->AppendCheckItem(menu_IND_CLINO, wmsg(/*C&linometer*/275));
978    /* TRANSLATORS: The "Colour Key" is the thing in aven showing which colour
979     * corresponds to which depth, date, survey closure error, etc. */
980    indmenu->AppendCheckItem(menu_IND_COLOUR_KEY, wmsg(/*Colour &Key*/276));
981    indmenu->AppendCheckItem(menu_IND_SCALE_BAR, wmsg(/*&Scale Bar*/277));
982    ctlmenu->Append(menu_CTL_INDICATORS, wmsg(/*&Indicators*/299), indmenu);
983    ctlmenu->AppendCheckItem(menu_CTL_SIDE_PANEL, wmsg(/*&Side Panel*/337));
984    ctlmenu->AppendSeparator();
985    ctlmenu->AppendCheckItem(menu_CTL_METRIC, wmsg(/*&Metric*/342));
986    ctlmenu->AppendCheckItem(menu_CTL_DEGREES, wmsg(/*&Degrees*/343));
987    ctlmenu->AppendCheckItem(menu_CTL_PERCENT, wmsg(/*&Percent*/430));
988#endif
989
990    wxMenuBar* menubar = new wxMenuBar();
991    /* TRANSLATORS: Aven menu titles.  An “&” goes before the letter of any
992     * accelerator key.  The accelerators must be different within this group
993     */
994    menubar->Append(filemenu, wmsg(/*&File*/210));
995    menubar->Append(rotmenu, wmsg(/*&Rotation*/211));
996    menubar->Append(orientmenu, wmsg(/*&Orientation*/212));
997    menubar->Append(viewmenu, wmsg(/*&View*/213));
998#ifndef PREFDLG
999    menubar->Append(ctlmenu, wmsg(/*&Controls*/214));
1000#endif
1001    // TRANSLATORS: "Presentation" in the sense of a talk with a slideshow -
1002    // the items in this menu allow the user to animate between preset
1003    // views.
1004    menubar->Append(presmenu, wmsg(/*&Presentation*/216));
1005#ifndef __WXMAC__
1006    // On wxMac the "About" menu item will be moved elsewhere, so we suppress
1007    // this menu since it will then be empty.
1008    wxMenu* helpmenu = new wxMenu;
1009    helpmenu->Append(wxID_ABOUT);
1010
1011    menubar->Append(helpmenu, wmsg(/*&Help*/215));
1012#endif
1013    SetMenuBar(menubar);
1014}
1015
1016void MainFrm::MakeToolBar()
1017{
1018    // Make the toolbar.
1019
1020#ifdef USING_GENERIC_TOOLBAR
1021    // This OS-X-specific code is only needed to stop the toolbar icons getting
1022    // scaled up, which just makes them look nasty and fuzzy.  Once we have
1023    // larger versions of the icons, we can drop this code.
1024    wxSystemOptions::SetOption(wxT("mac.toolbar.no-native"), 1);
1025    wxToolBar* toolbar = new wxToolBar(this, wxID_ANY, wxDefaultPosition,
1026                                       wxDefaultSize, wxNO_BORDER|wxTB_FLAT|wxTB_NODIVIDER|wxTB_NOALIGN);
1027    wxBoxSizer* sizer = new wxBoxSizer(wxVERTICAL);
1028    sizer->Add(toolbar, 0, wxEXPAND);
1029    SetSizer(sizer);
1030#else
1031    wxToolBar* toolbar = wxFrame::CreateToolBar();
1032#endif
1033
1034#ifndef __WXGTK20__
1035    toolbar->SetMargins(5, 5);
1036#endif
1037
1038    // FIXME: TRANSLATE tooltips
1039    toolbar->AddTool(wxID_OPEN, wxT("Open"), TOOL(open), wxT("Open a survey file for viewing"));
1040    toolbar->AddTool(menu_PRES_OPEN, wxT("Open presentation"), TOOL(open_pres), wxT("Open a presentation"));
1041    toolbar->AddCheckTool(menu_FILE_LOG, wxT("View log"), TOOL(log), wxNullBitmap, wxT("View log from processing survey data"));
1042    toolbar->AddSeparator();
1043    toolbar->AddCheckTool(menu_ROTATION_TOGGLE, wxT("Toggle rotation"), TOOL(rotation), wxNullBitmap, wxT("Toggle rotation"));
1044    toolbar->AddTool(menu_ORIENT_PLAN, wxT("Plan"), TOOL(plan), wxT("Switch to plan view"));
1045    toolbar->AddTool(menu_ORIENT_ELEVATION, wxT("Elevation"), TOOL(elevation), wxT("Switch to elevation view"));
1046    toolbar->AddTool(menu_ORIENT_DEFAULTS, wxT("Default view"), TOOL(defaults), wxT("Restore default view"));
1047    toolbar->AddSeparator();
1048    toolbar->AddCheckTool(menu_VIEW_SHOW_NAMES, wxT("Names"), TOOL(names), wxNullBitmap, wxT("Show station names"));
1049    toolbar->AddCheckTool(menu_VIEW_SHOW_CROSSES, wxT("Crosses"), TOOL(crosses), wxNullBitmap, wxT("Show crosses on stations"));
1050    toolbar->AddCheckTool(menu_VIEW_SHOW_ENTRANCES, wxT("Entrances"), TOOL(entrances), wxNullBitmap, wxT("Highlight entrances"));
1051    toolbar->AddCheckTool(menu_VIEW_SHOW_FIXED_PTS, wxT("Fixed points"), TOOL(fixed_pts), wxNullBitmap, wxT("Highlight fixed points"));
1052    toolbar->AddCheckTool(menu_VIEW_SHOW_EXPORTED_PTS, wxT("Exported points"), TOOL(exported_pts), wxNullBitmap, wxT("Highlight exported stations"));
1053    toolbar->AddSeparator();
1054    toolbar->AddCheckTool(menu_VIEW_SHOW_LEGS, wxT("Underground legs"), TOOL(ug_legs), wxNullBitmap, wxT("Show underground surveys"));
1055    toolbar->AddCheckTool(menu_VIEW_SHOW_SURFACE, wxT("Surface legs"), TOOL(surface_legs), wxNullBitmap, wxT("Show surface surveys"));
1056    toolbar->AddCheckTool(menu_VIEW_SHOW_TUBES, wxT("Tubes"), TOOL(tubes), wxNullBitmap, wxT("Show passage tubes"));
1057    toolbar->AddCheckTool(menu_VIEW_TERRAIN, wxT("Terrain"), TOOL(solid_surface), wxNullBitmap, wxT("Show terrain"));
1058    toolbar->AddSeparator();
1059    toolbar->AddCheckTool(menu_PRES_FREWIND, wxT("Fast Rewind"), TOOL(pres_frew), wxNullBitmap, wxT("Very Fast Rewind"));
1060    toolbar->AddCheckTool(menu_PRES_REWIND, wxT("Rewind"), TOOL(pres_rew), wxNullBitmap, wxT("Fast Rewind"));
1061    toolbar->AddCheckTool(menu_PRES_REVERSE, wxT("Backwards"), TOOL(pres_go_back), wxNullBitmap, wxT("Play Backwards"));
1062    toolbar->AddCheckTool(menu_PRES_PAUSE, wxT("Pause"), TOOL(pres_pause), wxNullBitmap, wxT("Pause"));
1063    toolbar->AddCheckTool(menu_PRES_PLAY, wxT("Go"), TOOL(pres_go), wxNullBitmap, wxT("Play"));
1064    toolbar->AddCheckTool(menu_PRES_FF, wxT("FF"), TOOL(pres_ff), wxNullBitmap, wxT("Fast Forward"));
1065    toolbar->AddCheckTool(menu_PRES_FFF, wxT("Very FF"), TOOL(pres_fff), wxNullBitmap, wxT("Very Fast Forward"));
1066    toolbar->AddTool(wxID_STOP, wxT("Stop"), TOOL(pres_stop), wxT("Stop"));
1067
1068    toolbar->AddSeparator();
1069    m_FindBox = new wxTextCtrl(toolbar, textctrl_FIND, wxString(), wxDefaultPosition,
1070                               wxDefaultSize, wxTE_PROCESS_ENTER);
1071    toolbar->AddControl(m_FindBox);
1072    /* TRANSLATORS: "Find stations" button tooltip */
1073    toolbar->AddTool(wxID_FIND, wmsg(/*Find*/332), TOOL(find)/*, "Search for station name"*/);
1074    /* TRANSLATORS: "Hide stations" button default tooltip */
1075    toolbar->AddTool(button_HIDE, wmsg(/*Hide*/333), TOOL(hideresults)/*, "Hide search results"*/);
1076
1077    toolbar->Realize();
1078}
1079
1080void MainFrm::CreateSidePanel()
1081{
1082    m_Splitter = new AvenSplitterWindow(this);
1083#ifdef USING_GENERIC_TOOLBAR
1084    // This OS-X-specific code is only needed to stop the toolbar icons getting
1085    // scaled up, which just makes them look nasty and fuzzy.  Once we have
1086    // larger versions of the icons, we can drop this code.
1087    GetSizer()->Add(m_Splitter, 1, wxEXPAND);
1088    Layout();
1089#endif
1090
1091    m_Notebook = new wxNotebook(m_Splitter, 400, wxDefaultPosition,
1092                                wxDefaultSize,
1093                                wxBK_BOTTOM);
1094    m_Notebook->Show(false);
1095
1096    wxPanel * panel = new wxPanel(m_Notebook);
1097    m_Tree = new AvenTreeCtrl(this, panel);
1098
1099//    m_RegexpCheckBox = new wxCheckBox(find_panel, -1,
1100//                                    msg(/*Regular expression*/));
1101
1102    wxBoxSizer *panel_sizer = new wxBoxSizer(wxVERTICAL);
1103    panel_sizer->Add(m_Tree, 1, wxALL | wxEXPAND, 2);
1104    panel->SetAutoLayout(true);
1105    panel->SetSizer(panel_sizer);
1106//    panel_sizer->SetSizeHints(panel);
1107
1108    m_Control = new GUIControl();
1109    m_Gfx = new GfxCore(this, m_Splitter, m_Control);
1110    m_Control->SetView(m_Gfx);
1111
1112    // Presentation panel:
1113    wxPanel * prespanel = new wxPanel(m_Notebook);
1114
1115    m_PresList = new AvenPresList(this, prespanel, m_Gfx);
1116
1117    wxBoxSizer *pres_panel_sizer = new wxBoxSizer(wxVERTICAL);
1118    pres_panel_sizer->Add(m_PresList, 1, wxALL | wxEXPAND, 2);
1119    prespanel->SetAutoLayout(true);
1120    prespanel->SetSizer(pres_panel_sizer);
1121
1122    // Overall tabbed structure:
1123    // FIXME: this assumes images are 15x15
1124    wxImageList* image_list = new wxImageList(15, 15);
1125    image_list->Add(TOOL(survey_tree));
1126    image_list->Add(TOOL(pres_tree));
1127    m_Notebook->SetImageList(image_list);
1128    /* TRANSLATORS: labels for tabbed side panel this is for the tab with the
1129     * tree hierarchy of survey station names */
1130    m_Notebook->AddPage(panel, wmsg(/*Surveys*/376), true, 0);
1131    m_Notebook->AddPage(prespanel, wmsg(/*Presentation*/377), false, 1);
1132
1133    m_Splitter->Initialize(m_Gfx);
1134}
1135
1136bool MainFrm::LoadData(const wxString& file, const wxString& prefix)
1137{
1138    // Load survey data from file, centre the dataset around the origin,
1139    // and prepare the data for drawing.
1140
1141#if 0
1142    wxStopWatch timer;
1143    timer.Start();
1144#endif
1145
1146    int err_msg_code = Model::Load(file, prefix);
1147    if (err_msg_code) {
1148        wxString m = wxString::Format(wmsg(err_msg_code), file.c_str());
1149        wxGetApp().ReportError(m);
1150        return false;
1151    }
1152
1153    // Update window title.
1154    SetTitle(GetSurveyTitle() + " - " APP_NAME);
1155
1156    // Sort the labels ready for filling the tree.
1157    m_Labels.sort(LabelCmp(GetSeparator()));
1158
1159    // Fill the tree of stations and prefixes.
1160    wxString root_name = wxFileNameFromPath(file);
1161    if (!prefix.empty()) {
1162        root_name += " (";
1163        root_name += prefix;
1164        root_name += ")";
1165    }
1166    m_Tree->FillTree(root_name);
1167
1168    // Sort labels so that entrances are displayed in preference,
1169    // then fixed points, then exported points, then other points.
1170    //
1171    // Also sort by leaf name so that we'll tend to choose labels
1172    // from different surveys, rather than labels from surveys which
1173    // are earlier in the list.
1174    m_Labels.sort(LabelPlotCmp(GetSeparator()));
1175
1176    if (!m_FindBox->GetValue().empty()) {
1177        // Highlight any stations matching the current search.
1178        DoFind();
1179    }
1180
1181    m_FileProcessed = file;
1182
1183    return true;
1184}
1185
1186#if 0
1187// Run along a newly read in traverse and make up plausible LRUD where
1188// it is missing.
1189void
1190MainFrm::FixLRUD(traverse & centreline)
1191{
1192    assert(centreline.size() > 1);
1193
1194    Double last_size = 0;
1195    vector<PointInfo>::iterator i = centreline.begin();
1196    while (i != centreline.end()) {
1197        // Get the coordinates of this vertex.
1198        Point & pt_v = *i++;
1199        Double size;
1200
1201        if (i != centreline.end()) {
1202            Double h = sqrd(i->GetX() - pt_v.GetX()) +
1203                       sqrd(i->GetY() - pt_v.GetY());
1204            Double v = sqrd(i->GetZ() - pt_v.GetZ());
1205            if (h + v > 30.0 * 30.0) {
1206                Double scale = 30.0 / sqrt(h + v);
1207                h *= scale;
1208                v *= scale;
1209            }
1210            size = sqrt(h + v / 9);
1211            size /= 4;
1212            if (i == centreline.begin() + 1) {
1213                // First segment.
1214                last_size = size;
1215            } else {
1216                // Intermediate segment.
1217                swap(size, last_size);
1218                size += last_size;
1219                size /= 2;
1220            }
1221        } else {
1222            // Last segment.
1223            size = last_size;
1224        }
1225
1226        Double & l = pt_v.l;
1227        Double & r = pt_v.r;
1228        Double & u = pt_v.u;
1229        Double & d = pt_v.d;
1230
1231        if (l == 0 && r == 0 && u == 0 && d == 0) {
1232            l = r = u = d = -size;
1233        } else {
1234            if (l < 0 && r < 0) {
1235                l = r = -size;
1236            } else if (l < 0) {
1237                l = -(2 * size - r);
1238                if (l >= 0) l = -0.01;
1239            } else if (r < 0) {
1240                r = -(2 * size - l);
1241                if (r >= 0) r = -0.01;
1242            }
1243            if (u < 0 && d < 0) {
1244                u = d = -size;
1245            } else if (u < 0) {
1246                u = -(2 * size - d);
1247                if (u >= 0) u = -0.01;
1248            } else if (d < 0) {
1249                d = -(2 * size - u);
1250                if (d >= 0) d = -0.01;
1251            }
1252        }
1253    }
1254}
1255#endif
1256
1257void MainFrm::OnMRUFile(wxCommandEvent& event)
1258{
1259    wxString f(m_history.GetHistoryFile(event.GetId() - wxID_FILE1));
1260    if (!f.empty()) OpenFile(f);
1261}
1262
1263void MainFrm::AddToFileHistory(const wxString & file)
1264{
1265    if (wxIsAbsolutePath(file)) {
1266        m_history.AddFileToHistory(file);
1267    } else {
1268        wxString abs = wxGetCwd();
1269        abs += wxCONFIG_PATH_SEPARATOR;
1270        abs += file;
1271        m_history.AddFileToHistory(abs);
1272    }
1273    wxConfigBase *b = wxConfigBase::Get();
1274    m_history.Save(*b);
1275    b->Flush();
1276}
1277
1278void MainFrm::OpenFile(const wxString& file, const wxString& survey)
1279{
1280    wxBusyCursor hourglass;
1281
1282    // Check if this is an unprocessed survey data file.
1283    if (file.length() > 4 && file[file.length() - 4] == '.') {
1284        wxString ext(file, file.length() - 3, 3);
1285        ext.MakeLower();
1286        if (ext == wxT("svx") || ext == wxT("dat") || ext == wxT("mak")) {
1287            CavernLogWindow * log = new CavernLogWindow(this, survey, m_Splitter);
1288            wxWindow * win = m_Splitter->GetWindow1();
1289            m_Splitter->ReplaceWindow(win, log);
1290            win->Show(false);
1291            if (m_Splitter->GetWindow2() == NULL) {
1292                if (win != m_Gfx) win->Destroy();
1293            } else {
1294                if (m_Splitter->IsSplit()) m_Splitter->Unsplit();
1295            }
1296
1297            if (wxFileExists(file)) AddToFileHistory(file);
1298            log->process(file);
1299            // Log window will tell us to load file if it successfully completes.
1300            return;
1301        }
1302    }
1303
1304    if (!LoadData(file, survey))
1305        return;
1306    AddToFileHistory(file);
1307    InitialiseAfterLoad(file, survey);
1308
1309    // If aven is showing the log for a .svx file and you load a .3d file, then
1310    // at this point m_Log will be the log window for the .svx file, so destroy
1311    // it - it should never legitimately be set if we get here.
1312    if (m_Log) {
1313        m_Log->Destroy();
1314        m_Log = NULL;
1315    }
1316}
1317
1318void MainFrm::InitialiseAfterLoad(const wxString & file, const wxString & prefix)
1319{
1320    if (m_SashPosition < 0) {
1321        // Calculate sane default width for side panel.
1322        int x;
1323        int y;
1324        GetClientSize(&x, &y);
1325        if (x < 600)
1326            x /= 3;
1327        else if (x < 1000)
1328            x = 200;
1329        else
1330            x /= 5;
1331        m_SashPosition = x;
1332    }
1333
1334    // Do this before we potentially delete the log window which may own the
1335    // wxString which parameter file refers to!
1336    bool same_file = (file == m_File);
1337    if (!same_file)
1338        m_File = file;
1339    m_Survey = prefix;
1340
1341    wxWindow * win = NULL;
1342    if (m_Splitter->GetWindow2() == NULL) {
1343        win = m_Splitter->GetWindow1();
1344        if (win == m_Gfx) win = NULL;
1345    }
1346
1347    if (!IsFullScreen()) {
1348        m_Splitter->SplitVertically(m_Notebook, m_Gfx, m_SashPosition);
1349    } else {
1350        was_showing_sidepanel_before_fullscreen = true;
1351    }
1352
1353    m_Gfx->Initialise(same_file);
1354
1355    if (win) {
1356        // FIXME: check it actually is the log window!
1357        if (m_Log && m_Log != win)
1358            m_Log->Destroy();
1359        m_Log = win;
1360        m_Log->Show(false);
1361    }
1362
1363    if (!IsFullScreen()) {
1364        m_Notebook->Show(true);
1365    }
1366
1367    m_Gfx->Show(true);
1368    m_Gfx->SetFocus();
1369}
1370
1371void MainFrm::HideLog(wxWindow * log_window)
1372{
1373    if (!IsFullScreen()) {
1374        m_Splitter->SplitVertically(m_Notebook, m_Gfx, m_SashPosition);
1375    }
1376
1377    m_Log = log_window;
1378    m_Log->Show(false);
1379
1380    if (!IsFullScreen()) {
1381        m_Notebook->Show(true);
1382    }
1383
1384    m_Gfx->Show(true);
1385    m_Gfx->SetFocus();
1386}
1387
1388//
1389//  UI event handlers
1390//
1391
1392// For Unix we want "*.svx;*.SVX" while for Windows we only want "*.svx".
1393#ifdef _WIN32
1394# define CASE(X)
1395#else
1396# define CASE(X) ";" X
1397#endif
1398
1399void MainFrm::OnOpen(wxCommandEvent&)
1400{
1401#ifdef __WXMOTIF__
1402    wxString filetypes = wxT("*.3d");
1403#else
1404    wxString filetypes;
1405    filetypes.Printf(wxT("%s|*.3d;*.svx;*.plt;*.plf;*.dat;*.mak;*.adj;*.sht;*.una;*.xyz"
1406                     CASE("*.3D;*.SVX;*.PLT;*.PLF;*.DAT;*.MAK;*.ADJ;*.SHT;*.UNA;*.XYZ")
1407                     "|%s|*.3d" CASE("*.3D")
1408                     "|%s|*.svx" CASE("*.SVX")
1409                     "|%s|*.plt;*.plf" CASE("*.PLT;*.PLF")
1410                     "|%s|*.dat;*.mak" CASE("*.DAT;*.MAK")
1411                     "|%s|*.adj;*.sht;*.una;*.xyz" CASE("*.ADJ;*.SHT;*.UNA;*.XYZ")
1412                     "|%s|%s"),
1413                     /* TRANSLATORS: Here "survey" is a "cave map" rather than
1414                      * list of questions - it should be translated to the
1415                      * terminology that cavers using the language would use.
1416                      */
1417                     wmsg(/*All survey files*/229).c_str(),
1418                     /* TRANSLATORS: Survex is the name of the software, and "3d" refers to a
1419                      * file extension, so neither should be translated. */
1420                     wmsg(/*Survex 3d files*/207).c_str(),
1421                     /* TRANSLATORS: Survex is the name of the software, and "svx" refers to a
1422                      * file extension, so neither should be translated. */
1423                     wmsg(/*Survex svx files*/329).c_str(),
1424                     /* TRANSLATORS: "Compass" as in Larry Fish’s cave
1425                      * surveying package, so probably shouldn’t be translated
1426                      */
1427                     wmsg(/*Compass PLT files*/324).c_str(),
1428                     /* TRANSLATORS: "Compass" as in Larry Fish’s cave
1429                      * surveying package, so should not be translated
1430                      */
1431                     wmsg(/*Compass DAT and MAK files*/330).c_str(),
1432                     /* TRANSLATORS: "CMAP" is Bob Thrun’s cave surveying
1433                      * package, so don’t translate it. */
1434                     wmsg(/*CMAP XYZ files*/325).c_str(),
1435                     wmsg(/*All files*/208).c_str(),
1436                     wxFileSelectorDefaultWildcardStr);
1437#endif
1438    /* TRANSLATORS: Here "survey" is a "cave map" rather than list of questions
1439     * - it should be translated to the terminology that cavers using the
1440     * language would use.
1441     *
1442     * File->Open dialog: */
1443    wxFileDialog dlg(this, wmsg(/*Select a survey file to view*/206),
1444                     wxString(), wxString(),
1445                     filetypes, wxFD_OPEN|wxFD_FILE_MUST_EXIST);
1446    if (dlg.ShowModal() == wxID_OK) {
1447        OpenFile(dlg.GetPath());
1448    }
1449}
1450
1451void MainFrm::OnOpenTerrain(wxCommandEvent&)
1452{
1453    if (!m_Gfx) return;
1454
1455    if (GetCSProj().empty()) {
1456        wxMessageBox(wxT("No coordinate system specified in survey data"));
1457        return;
1458    }
1459
1460#ifdef __WXMOTIF__
1461    wxString filetypes = wxT("*.*");
1462#else
1463    wxString filetypes;
1464    filetypes.Printf(wxT("%s|*.bil;*.hgt;*.zip" CASE("*.BIL;*.HGT;*.ZIP")
1465                     "|%s|%s"),
1466                     wmsg(/*Terrain files*/452).c_str(),
1467                     wmsg(/*All files*/208).c_str(),
1468                     wxFileSelectorDefaultWildcardStr);
1469#endif
1470    /* TRANSLATORS: "Terrain file" being a digital model of the terrain (e.g. a
1471     * grid of height values). */
1472    wxFileDialog dlg(this, wmsg(/*Select a terrain file to view*/451),
1473                     wxString(), wxString(),
1474                     filetypes, wxFD_OPEN|wxFD_FILE_MUST_EXIST);
1475    if (dlg.ShowModal() == wxID_OK && m_Gfx->LoadDEM(dlg.GetPath())) {
1476        if (!m_Gfx->DisplayingTerrain()) m_Gfx->ToggleTerrain();
1477    }
1478}
1479
1480void MainFrm::OnShowLog(wxCommandEvent&)
1481{
1482    if (!m_Log) {
1483        HideLog(m_Splitter->GetWindow1());
1484        return;
1485    }
1486    wxWindow * win = m_Splitter->GetWindow1();
1487    m_Splitter->ReplaceWindow(win, m_Log);
1488    win->Show(false);
1489    if (m_Splitter->IsSplit()) {
1490        m_SashPosition = m_Splitter->GetSashPosition(); // save width of panel
1491        m_Splitter->Unsplit();
1492    }
1493    m_Log->Show(true);
1494    m_Log->SetFocus();
1495    m_Log = NULL;
1496}
1497
1498void MainFrm::OnScreenshot(wxCommandEvent&)
1499{
1500    wxString baseleaf;
1501    wxFileName::SplitPath(m_File, NULL, NULL, &baseleaf, NULL, wxPATH_NATIVE);
1502    /* TRANSLATORS: title of the save screenshot dialog */
1503    wxFileDialog dlg(this, wmsg(/*Save Screenshot*/321), wxString(),
1504                     baseleaf + wxT(".png"),
1505                     wxT("*.png"), wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
1506    if (dlg.ShowModal() == wxID_OK) {
1507        static bool png_handled = false;
1508        if (!png_handled) {
1509#if 0 // FIXME : enable this to allow other export formats...
1510            ::wxInitAllImageHandlers();
1511#else
1512            wxImage::AddHandler(new wxPNGHandler);
1513#endif
1514            png_handled = true;
1515        }
1516        if (!m_Gfx->SaveScreenshot(dlg.GetPath(), wxBITMAP_TYPE_PNG)) {
1517            wxGetApp().ReportError(wxString::Format(wmsg(/*Error writing to file “%s”*/110), dlg.GetPath().c_str()));
1518        }
1519    }
1520}
1521
1522void MainFrm::OnScreenshotUpdate(wxUpdateUIEvent& event)
1523{
1524    event.Enable(!m_File.empty());
1525}
1526
1527void MainFrm::OnFilePreferences(wxCommandEvent&)
1528{
1529#ifdef PREFDLG
1530    m_PrefsDlg = new PrefsDlg(m_Gfx, this);
1531    m_PrefsDlg->Show(true);
1532#endif
1533}
1534
1535void MainFrm::OnPrint(wxCommandEvent&)
1536{
1537    m_Gfx->OnPrint(m_File, GetSurveyTitle(), GetDateString());
1538}
1539
1540void MainFrm::PrintAndExit()
1541{
1542    m_Gfx->OnPrint(m_File, GetSurveyTitle(), GetDateString(), true);
1543}
1544
1545void MainFrm::OnPageSetup(wxCommandEvent&)
1546{
1547    wxPageSetupDialog dlg(this, wxGetApp().GetPageSetupDialogData());
1548    if (dlg.ShowModal() == wxID_OK) {
1549        wxGetApp().SetPageSetupDialogData(dlg.GetPageSetupData());
1550    }
1551}
1552
1553void MainFrm::OnExport(wxCommandEvent&)
1554{
1555    m_Gfx->OnExport(m_File, GetSurveyTitle(), GetDateString());
1556}
1557
1558void MainFrm::OnExtend(wxCommandEvent&)
1559{
1560    wxString output = m_Survey;
1561    if (output.empty()) {
1562        wxFileName::SplitPath(m_File, NULL, NULL, &output, NULL, wxPATH_NATIVE);
1563    }
1564    output += wxT("_extend.3d");
1565    {
1566#ifdef __WXMOTIF__
1567        wxString ext(wxT("*.3d"));
1568#else
1569        /* TRANSLATORS: Survex is the name of the software, and "3d" refers to a
1570         * file extension, so neither should be translated. */
1571        wxString ext = wmsg(/*Survex 3d files*/207);
1572        ext += wxT("|*.3d");
1573#endif
1574        wxFileDialog dlg(this, wmsg(/*Select an output filename*/319),
1575                         wxString(), output, ext,
1576                         wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
1577        if (dlg.ShowModal() != wxID_OK) return;
1578        output = dlg.GetPath();
1579    }
1580    wxString cmd = get_command_path(L"extend");
1581    cmd = escape_for_shell(cmd, false);
1582    if (!m_Survey.empty()) {
1583        cmd += wxT(" --survey=");
1584        cmd += escape_for_shell(m_Survey, false);
1585    }
1586    cmd += wxT(" --show-breaks ");
1587    cmd += escape_for_shell(m_FileProcessed, true);
1588    cmd += wxT(" ");
1589    cmd += escape_for_shell(output, true);
1590    if (wxExecute(cmd, wxEXEC_SYNC) < 0) {
1591        wxString m;
1592        m.Printf(wmsg(/*Couldn’t run external command: “%s”*/17), cmd.c_str());
1593        m += wxT(" (");
1594        m += wxString(strerror(errno), wxConvUTF8);
1595        m += wxT(')');
1596        wxGetApp().ReportError(m);
1597        return;
1598    }
1599    if (LoadData(output, wxString()))
1600        InitialiseAfterLoad(output, wxString());
1601}
1602
1603void MainFrm::OnQuit(wxCommandEvent&)
1604{
1605    if (m_PresList->Modified()) {
1606        // FIXME: better to ask "Do you want to save your changes?" and offer [Save] [Discard] [Cancel]
1607        /* TRANSLATORS: and the question in that box */
1608        if (wxMessageBox(wmsg(/*The current presentation has been modified.  Abandon unsaved changes?*/327),
1609                         /* TRANSLATORS: title of message box */
1610                         wmsg(/*Modified Presentation*/326),
1611                         wxOK|wxCANCEL|wxICON_QUESTION) == wxCANCEL) {
1612            return;
1613        }
1614    }
1615    wxConfigBase *b = wxConfigBase::Get();
1616    if (IsFullScreen()) {
1617        b->Write(wxT("width"), -2);
1618        b->DeleteEntry(wxT("height"));
1619    } else if (IsMaximized()) {
1620        b->Write(wxT("width"), -1);
1621        b->DeleteEntry(wxT("height"));
1622    } else {
1623        int width, height;
1624        GetSize(&width, &height);
1625        b->Write(wxT("width"), width);
1626        b->Write(wxT("height"), height);
1627    }
1628    b->Flush();
1629    exit(0);
1630}
1631
1632void MainFrm::OnClose(wxCloseEvent&)
1633{
1634    wxCommandEvent dummy;
1635    OnQuit(dummy);
1636}
1637
1638void MainFrm::OnAbout(wxCommandEvent&)
1639{
1640#ifdef __WXMAC__
1641    // GetIcon() returns an invalid wxIcon under macOS.
1642    AboutDlg dlg(this, wxICON(aven));
1643#else
1644    AboutDlg dlg(this, GetIcon());
1645#endif
1646    dlg.Centre();
1647    dlg.ShowModal();
1648}
1649
1650void MainFrm::UpdateStatusBar()
1651{
1652    if (!here_text.empty()) {
1653        GetStatusBar()->SetStatusText(here_text);
1654        GetStatusBar()->SetStatusText(dist_text, 1);
1655    } else if (!coords_text.empty()) {
1656        GetStatusBar()->SetStatusText(coords_text);
1657        GetStatusBar()->SetStatusText(distfree_text, 1);
1658    } else {
1659        GetStatusBar()->SetStatusText(wxString());
1660        GetStatusBar()->SetStatusText(wxString(), 1);
1661    }
1662}
1663
1664void MainFrm::ClearTreeSelection()
1665{
1666    m_Tree->UnselectAll();
1667    m_Gfx->SetThere();
1668    ShowInfo();
1669}
1670
1671void MainFrm::ClearCoords()
1672{
1673    if (!coords_text.empty()) {
1674        coords_text = wxString();
1675        UpdateStatusBar();
1676    }
1677}
1678
1679void MainFrm::SetCoords(const Vector3 &v)
1680{
1681    Double x = v.GetX();
1682    Double y = v.GetY();
1683    Double z = v.GetZ();
1684    int units;
1685    if (m_Gfx->GetMetric()) {
1686        units = /*m*/424;
1687    } else {
1688        x /= METRES_PER_FOOT;
1689        y /= METRES_PER_FOOT;
1690        z /= METRES_PER_FOOT;
1691        units = /*ft*/428;
1692    }
1693    /* TRANSLATORS: show coordinates (N = North or Northing, E = East or
1694     * Easting) */
1695    coords_text.Printf(wmsg(/*%.2f E, %.2f N*/338), x, y);
1696    coords_text += wxString::Format(wxT(", %s %.2f%s"),
1697                                    wmsg(/*Altitude*/335).c_str(),
1698                                    z, wmsg(units).c_str());
1699    distfree_text = wxString();
1700    UpdateStatusBar();
1701}
1702
1703const LabelInfo * MainFrm::GetTreeSelection() const {
1704    wxTreeItemData* sel_wx;
1705    if (!m_Tree->GetSelectionData(&sel_wx)) return NULL;
1706
1707    const TreeData* data = static_cast<const TreeData*>(sel_wx);
1708    if (!data->IsStation()) return NULL;
1709
1710    return data->GetLabel();
1711}
1712
1713void MainFrm::SetCoords(Double x, Double y, const LabelInfo * there)
1714{
1715    wxString & s = coords_text;
1716    if (m_Gfx->GetMetric()) {
1717        s.Printf(wmsg(/*%.2f E, %.2f N*/338), x, y);
1718    } else {
1719        s.Printf(wmsg(/*%.2f E, %.2f N*/338),
1720                 x / METRES_PER_FOOT, y / METRES_PER_FOOT);
1721    }
1722
1723    wxString & t = distfree_text;
1724    t = wxString();
1725    if (m_Gfx->ShowingMeasuringLine() && there) {
1726        auto offset = GetOffset();
1727        Vector3 delta(x - offset.GetX() - there->GetX(),
1728                      y - offset.GetY() - there->GetY(), 0);
1729        Double dh = sqrt(delta.GetX()*delta.GetX() + delta.GetY()*delta.GetY());
1730        Double brg = deg(atan2(delta.GetX(), delta.GetY()));
1731        if (brg < 0) brg += 360;
1732
1733        wxString from_str;
1734        /* TRANSLATORS: Used in Aven:
1735         * From <stationname>: H 12.24m, Brg 234.5°
1736         */
1737        from_str.Printf(wmsg(/*From %s*/339), there->name_or_anon().c_str());
1738        int brg_unit;
1739        if (m_Gfx->GetDegrees()) {
1740            brg_unit = /*°*/344;
1741        } else {
1742            brg *= 400.0 / 360.0;
1743            brg_unit = /*ᵍ*/345;
1744        }
1745
1746        int units;
1747        if (m_Gfx->GetMetric()) {
1748            units = /*m*/424;
1749        } else {
1750            dh /= METRES_PER_FOOT;
1751            units = /*ft*/428;
1752        }
1753        /* TRANSLATORS: "H" is short for "Horizontal", "Brg" for "Bearing" (as
1754         * in Compass bearing) */
1755        t.Printf(wmsg(/*%s: H %.2f%s, Brg %03.1f%s*/374),
1756                 from_str.c_str(), dh, wmsg(units).c_str(),
1757                 brg, wmsg(brg_unit).c_str());
1758    }
1759
1760    UpdateStatusBar();
1761}
1762
1763void MainFrm::SetAltitude(Double z, const LabelInfo * there)
1764{
1765    double alt = z;
1766    int units;
1767    if (m_Gfx->GetMetric()) {
1768        units = /*m*/424;
1769    } else {
1770        alt /= METRES_PER_FOOT;
1771        units = /*ft*/428;
1772    }
1773    coords_text.Printf(wxT("%s %.2f%s"), wmsg(/*Altitude*/335).c_str(),
1774                       alt, wmsg(units).c_str());
1775
1776    wxString & t = distfree_text;
1777    t = wxString();
1778    if (m_Gfx->ShowingMeasuringLine() && there) {
1779        Double dz = z - GetOffset().GetZ() - there->GetZ();
1780
1781        wxString from_str;
1782        from_str.Printf(wmsg(/*From %s*/339), there->name_or_anon().c_str());
1783
1784        if (!m_Gfx->GetMetric()) {
1785            dz /= METRES_PER_FOOT;
1786        }
1787        // TRANSLATORS: "V" is short for "Vertical"
1788        t.Printf(wmsg(/*%s: V %.2f%s*/375), from_str.c_str(),
1789                 dz, wmsg(units).c_str());
1790    }
1791
1792    UpdateStatusBar();
1793}
1794
1795void MainFrm::ShowInfo(const LabelInfo *here, const LabelInfo *there)
1796{
1797    assert(m_Gfx);
1798
1799    if (!here) {
1800        m_Gfx->SetHere();
1801        m_Tree->SetHere(wxTreeItemId());
1802        // Don't clear "There" mark here.
1803        if (here_text.empty() && dist_text.empty()) return;
1804        here_text = wxString();
1805        dist_text = wxString();
1806        UpdateStatusBar();
1807        return;
1808    }
1809
1810    Vector3 v = *here + GetOffset();
1811    wxString & s = here_text;
1812    Double x = v.GetX();
1813    Double y = v.GetY();
1814    Double z = v.GetZ();
1815    int units;
1816    if (m_Gfx->GetMetric()) {
1817        units = /*m*/424;
1818    } else {
1819        x /= METRES_PER_FOOT;
1820        y /= METRES_PER_FOOT;
1821        z /= METRES_PER_FOOT;
1822        units = /*ft*/428;
1823    }
1824    s.Printf(wmsg(/*%.2f E, %.2f N*/338), x, y);
1825    s += wxString::Format(wxT(", %s %.2f%s"), wmsg(/*Altitude*/335).c_str(),
1826                          z, wmsg(units).c_str());
1827    s += wxT(": ");
1828    s += here->name_or_anon();
1829    m_Gfx->SetHere(here);
1830    m_Tree->SetHere(here->tree_id);
1831
1832    if (m_Gfx->ShowingMeasuringLine() && there) {
1833        Vector3 delta = *here - *there;
1834
1835        Double d_horiz = sqrt(delta.GetX()*delta.GetX() +
1836                              delta.GetY()*delta.GetY());
1837        Double dr = delta.magnitude();
1838        Double dz = delta.GetZ();
1839
1840        Double brg = deg(atan2(delta.GetX(), delta.GetY()));
1841        if (brg < 0) brg += 360;
1842
1843        Double grd = deg(atan2(delta.GetZ(), d_horiz));
1844
1845        wxString from_str;
1846        from_str.Printf(wmsg(/*From %s*/339), there->name_or_anon().c_str());
1847
1848        wxString hv_str;
1849        if (m_Gfx->GetMetric()) {
1850            units = /*m*/424;
1851        } else {
1852            d_horiz /= METRES_PER_FOOT;
1853            dr /= METRES_PER_FOOT;
1854            dz /= METRES_PER_FOOT;
1855            units = /*ft*/428;
1856        }
1857        wxString len_unit = wmsg(units);
1858        /* TRANSLATORS: "H" is short for "Horizontal", "V" for "Vertical" */
1859        hv_str.Printf(wmsg(/*H %.2f%s, V %.2f%s*/340),
1860                      d_horiz, len_unit.c_str(), dz, len_unit.c_str());
1861        int brg_unit;
1862        if (m_Gfx->GetDegrees()) {
1863            brg_unit = /*°*/344;
1864        } else {
1865            brg *= 400.0 / 360.0;
1866            brg_unit = /*ᵍ*/345;
1867        }
1868        int grd_unit;
1869        wxString grd_str;
1870        if (m_Gfx->GetPercent()) {
1871            if (grd > 89.99) {
1872                grd = 1000000;
1873            } else if (grd < -89.99) {
1874                grd = -1000000;
1875            } else {
1876                grd = int(100 * tan(rad(grd)));
1877            }
1878            if (grd > 99999 || grd < -99999) {
1879                grd_str = grd > 0 ? wxT("+") : wxT("-");
1880                /* TRANSLATORS: infinity symbol - used for the percentage gradient on
1881                 * vertical angles. */
1882                grd_str += wmsg(/*∞*/431);
1883            }
1884            grd_unit = /*%*/96;
1885        } else if (m_Gfx->GetDegrees()) {
1886            grd_unit = /*°*/344;
1887        } else {
1888            grd *= 400.0 / 360.0;
1889            grd_unit = /*ᵍ*/345;
1890        }
1891        if (grd_str.empty()) {
1892            grd_str.Printf(wxT("%+02.1f%s"), grd, wmsg(grd_unit).c_str());
1893        }
1894
1895        wxString & d = dist_text;
1896        /* TRANSLATORS: "Dist" is short for "Distance", "Brg" for "Bearing" (as
1897         * in Compass bearing) and "Grd" for "Gradient" (the slope angle
1898         * measured by the clino) */
1899        d.Printf(wmsg(/*%s: %s, Dist %.2f%s, Brg %03.1f%s, Grd %s*/341),
1900                 from_str.c_str(), hv_str.c_str(),
1901                 dr, len_unit.c_str(),
1902                 brg, wmsg(brg_unit).c_str(),
1903                 grd_str.c_str());
1904    } else {
1905        dist_text = wxString();
1906        m_Gfx->SetThere();
1907    }
1908    UpdateStatusBar();
1909}
1910
1911void MainFrm::DisplayTreeInfo(const wxTreeItemData* item)
1912{
1913    const TreeData* data = static_cast<const TreeData*>(item);
1914    if (data) {
1915        if (data->IsStation()) {
1916            m_Gfx->SetHereFromTree(data->GetLabel());
1917        } else {
1918            m_Gfx->SetHereSurvey(data->GetSurvey());
1919            ShowInfo();
1920        }
1921        return;
1922    }
1923    m_Gfx->SetHereSurvey(wxString());
1924    ShowInfo();
1925}
1926
1927void MainFrm::TreeItemSelected(const wxTreeItemData* item)
1928{
1929    const TreeData* data = static_cast<const TreeData*>(item);
1930    if (data && data->IsStation()) {
1931        const LabelInfo* label = data->GetLabel();
1932        if (m_Gfx->GetThere() == label) {
1933            m_Gfx->CentreOn(*label);
1934        } else {
1935            m_Gfx->SetThere(label);
1936        }
1937        dist_text = wxString();
1938        // FIXME: Need to update dist_text (From ... etc)
1939        // But we don't currently know where "here" is at this point in the
1940        // code!
1941    } else {
1942        dist_text = wxString();
1943        m_Gfx->SetThere();
1944        if (!data) {
1945            // Must be the root.
1946            wxCommandEvent dummy;
1947            OnDefaults(dummy);
1948        } else {
1949            m_Gfx->ZoomToSurvey(data->GetSurvey());
1950        }
1951    }
1952    UpdateStatusBar();
1953}
1954
1955void MainFrm::OnPresNew(wxCommandEvent&)
1956{
1957    if (m_PresList->Modified()) {
1958        // FIXME: better to ask "Do you want to save your changes?" and offer [Save] [Discard] [Cancel]
1959        if (wxMessageBox(wmsg(/*The current presentation has been modified.  Abandon unsaved changes?*/327),
1960                         wmsg(/*Modified Presentation*/326),
1961                         wxOK|wxCANCEL|wxICON_QUESTION) == wxCANCEL) {
1962            return;
1963        }
1964    }
1965    m_PresList->New(m_File);
1966    if (!ShowingSidePanel()) ToggleSidePanel();
1967    // Select the presentation page in the notebook.
1968    m_Notebook->SetSelection(1);
1969}
1970
1971void MainFrm::OnPresOpen(wxCommandEvent&)
1972{
1973    if (m_PresList->Modified()) {
1974        // FIXME: better to ask "Do you want to save your changes?" and offer [Save] [Discard] [Cancel]
1975        if (wxMessageBox(wmsg(/*The current presentation has been modified.  Abandon unsaved changes?*/327),
1976                         wmsg(/*Modified Presentation*/326),
1977                         wxOK|wxCANCEL|wxICON_QUESTION) == wxCANCEL) {
1978            return;
1979        }
1980    }
1981#ifdef __WXMOTIF__
1982    wxFileDialog dlg(this, wmsg(/*Select a presentation to open*/322), wxString(), wxString(),
1983                     wxT("*.fly"), wxFD_OPEN);
1984#else
1985    wxFileDialog dlg(this, wmsg(/*Select a presentation to open*/322), wxString(), wxString(),
1986                     wxString::Format(wxT("%s|*.fly|%s|%s"),
1987                               wmsg(/*Aven presentations*/320).c_str(),
1988                               wmsg(/*All files*/208).c_str(),
1989                               wxFileSelectorDefaultWildcardStr),
1990                     wxFD_OPEN|wxFD_FILE_MUST_EXIST);
1991#endif
1992    if (dlg.ShowModal() == wxID_OK) {
1993        if (!m_PresList->Load(dlg.GetPath())) {
1994            return;
1995        }
1996        // FIXME : keep a history of loaded/saved presentations, like we do for
1997        // loaded surveys...
1998        // Select the presentation page in the notebook.
1999        m_Notebook->SetSelection(1);
2000    }
2001}
2002
2003void MainFrm::OnPresSave(wxCommandEvent&)
2004{
2005    m_PresList->Save(true);
2006}
2007
2008void MainFrm::OnPresSaveAs(wxCommandEvent&)
2009{
2010    m_PresList->Save(false);
2011}
2012
2013void MainFrm::OnPresMark(wxCommandEvent&)
2014{
2015    m_PresList->AddMark();
2016}
2017
2018void MainFrm::OnPresFRewind(wxCommandEvent&)
2019{
2020    m_Gfx->PlayPres(-100);
2021}
2022
2023void MainFrm::OnPresRewind(wxCommandEvent&)
2024{
2025    m_Gfx->PlayPres(-10);
2026}
2027
2028void MainFrm::OnPresReverse(wxCommandEvent&)
2029{
2030    m_Gfx->PlayPres(-1);
2031}
2032
2033void MainFrm::OnPresPlay(wxCommandEvent&)
2034{
2035    m_Gfx->PlayPres(1);
2036}
2037
2038void MainFrm::OnPresFF(wxCommandEvent&)
2039{
2040    m_Gfx->PlayPres(10);
2041}
2042
2043void MainFrm::OnPresFFF(wxCommandEvent&)
2044{
2045    m_Gfx->PlayPres(100);
2046}
2047
2048void MainFrm::OnPresPause(wxCommandEvent&)
2049{
2050    m_Gfx->PlayPres(0);
2051}
2052
2053void MainFrm::OnPresStop(wxCommandEvent&)
2054{
2055    m_Gfx->PlayPres(0, false);
2056}
2057
2058void MainFrm::OnPresExportMovie(wxCommandEvent&)
2059{
2060#ifdef WITH_LIBAV
2061    // FIXME : Taking the leaf of the currently loaded presentation as the
2062    // default might make more sense?
2063    wxString baseleaf;
2064    wxFileName::SplitPath(m_File, NULL, NULL, &baseleaf, NULL, wxPATH_NATIVE);
2065    wxFileDialog dlg(this, wmsg(/*Export Movie*/331), wxString(),
2066                     baseleaf + wxT(".mp4"),
2067                     wxT("MPEG|*.mp4|OGG|*.ogv|AVI|*.avi|QuickTime|*.mov|WMV|*.wmv;*.asf"),
2068                     wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
2069    if (dlg.ShowModal() == wxID_OK) {
2070        // Error is reported by GfxCore.
2071        (void)m_Gfx->ExportMovie(dlg.GetPath());
2072    }
2073#else
2074    wxGetApp().ReportError(wxT("Movie generation support code not present"));
2075#endif
2076}
2077
2078PresentationMark MainFrm::GetPresMark(int which)
2079{
2080    return m_PresList->GetPresMark(which);
2081}
2082
2083void MainFrm::RestrictTo(const wxString & survey)
2084{
2085    // The station names will change, so clear the current search.
2086    wxCommandEvent dummy;
2087    OnHide(dummy);
2088
2089    wxString new_prefix;
2090    if (!survey.empty()) {
2091        if (!m_Survey.empty()) {
2092            new_prefix = m_Survey;
2093            new_prefix += GetSeparator();
2094        }
2095        new_prefix += survey;
2096    }
2097    // Reload the processed data rather rather than potentially reprocessing.
2098    if (!LoadData(m_FileProcessed, new_prefix))
2099        return;
2100    InitialiseAfterLoad(m_File, new_prefix);
2101}
2102
2103void MainFrm::OnOpenTerrainUpdate(wxUpdateUIEvent& event)
2104{
2105    event.Enable(!m_File.empty());
2106}
2107
2108void MainFrm::OnPresNewUpdate(wxUpdateUIEvent& event)
2109{
2110    event.Enable(!m_File.empty());
2111}
2112
2113void MainFrm::OnPresOpenUpdate(wxUpdateUIEvent& event)
2114{
2115    event.Enable(!m_File.empty());
2116}
2117
2118void MainFrm::OnPresSaveUpdate(wxUpdateUIEvent& event)
2119{
2120    event.Enable(!m_PresList->Empty());
2121}
2122
2123void MainFrm::OnPresSaveAsUpdate(wxUpdateUIEvent& event)
2124{
2125    event.Enable(!m_PresList->Empty());
2126}
2127
2128void MainFrm::OnPresMarkUpdate(wxUpdateUIEvent& event)
2129{
2130    event.Enable(!m_File.empty());
2131}
2132
2133void MainFrm::OnPresFRewindUpdate(wxUpdateUIEvent& event)
2134{
2135    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2136    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() < -10);
2137}
2138
2139void MainFrm::OnPresRewindUpdate(wxUpdateUIEvent& event)
2140{
2141    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2142    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == -10);
2143}
2144
2145void MainFrm::OnPresReverseUpdate(wxUpdateUIEvent& event)
2146{
2147    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2148    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == -1);
2149}
2150
2151void MainFrm::OnPresPlayUpdate(wxUpdateUIEvent& event)
2152{
2153    event.Enable(!m_PresList->Empty());
2154    event.Check(m_Gfx && m_Gfx->GetPresentationMode() &&
2155                m_Gfx->GetPresentationSpeed() == 1);
2156}
2157
2158void MainFrm::OnPresFFUpdate(wxUpdateUIEvent& event)
2159{
2160    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2161    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == 10);
2162}
2163
2164void MainFrm::OnPresFFFUpdate(wxUpdateUIEvent& event)
2165{
2166    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2167    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() > 10);
2168}
2169
2170void MainFrm::OnPresPauseUpdate(wxUpdateUIEvent& event)
2171{
2172    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2173    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == 0);
2174}
2175
2176void MainFrm::OnPresStopUpdate(wxUpdateUIEvent& event)
2177{
2178    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2179}
2180
2181void MainFrm::OnPresExportMovieUpdate(wxUpdateUIEvent& event)
2182{
2183    event.Enable(!m_PresList->Empty());
2184}
2185
2186void MainFrm::OnFind(wxCommandEvent&)
2187{
2188    pending_find = true;
2189}
2190
2191void MainFrm::OnIdle(wxIdleEvent&)
2192{
2193    if (pending_find) {
2194        DoFind();
2195    }
2196}
2197
2198void MainFrm::DoFind()
2199{
2200    pending_find = false;
2201    wxBusyCursor hourglass;
2202    // Find stations specified by a string or regular expression pattern.
2203
2204    wxString pattern = m_FindBox->GetValue();
2205    if (pattern.empty()) {
2206        // Hide any search result highlights.
2207        list<LabelInfo*>::iterator pos = m_Labels.begin();
2208        while (pos != m_Labels.end()) {
2209            LabelInfo* label = *pos++;
2210            label->clear_flags(LFLAG_HIGHLIGHTED);
2211        }
2212        m_NumHighlighted = 0;
2213    } else {
2214        int re_flags = wxRE_NOSUB;
2215
2216        if (true /* case insensitive */) {
2217            re_flags |= wxRE_ICASE;
2218        }
2219
2220        bool substring = true;
2221        if (false /*m_RegexpCheckBox->GetValue()*/) {
2222            re_flags |= wxRE_EXTENDED;
2223        } else if (true /* simple glob-style */) {
2224            wxString pat;
2225            for (size_t i = 0; i < pattern.size(); i++) {
2226               wxChar ch = pattern[i];
2227               // ^ only special at start; $ at end.  But this is simpler...
2228               switch (ch) {
2229                case '^': case '$': case '.': case '[': case '\\':
2230                  pat += wxT('\\');
2231                  pat += ch;
2232                  break;
2233                case '*':
2234                  pat += wxT(".*");
2235                  substring = false;
2236                  break;
2237                case '?':
2238                  pat += wxT('.');
2239                  substring = false;
2240                  break;
2241                default:
2242                  pat += ch;
2243               }
2244            }
2245            pattern = pat;
2246            re_flags |= wxRE_BASIC;
2247        } else {
2248            wxString pat;
2249            for (size_t i = 0; i < pattern.size(); i++) {
2250               wxChar ch = pattern[i];
2251               // ^ only special at start; $ at end.  But this is simpler...
2252               switch (ch) {
2253                case '^': case '$': case '*': case '.': case '[': case '\\':
2254                  pat += wxT('\\');
2255               }
2256               pat += ch;
2257            }
2258            pattern = pat;
2259            re_flags |= wxRE_BASIC;
2260        }
2261
2262        if (!substring) {
2263            // FIXME "0u" required to avoid compilation error with g++-3.0
2264            if (pattern.empty() || pattern[0u] != '^') pattern = wxT('^') + pattern;
2265            // FIXME: this fails to cope with "\$" at the end of pattern...
2266            if (pattern[pattern.size() - 1] != '$') pattern += wxT('$');
2267        }
2268
2269        wxRegEx regex;
2270        if (!regex.Compile(pattern, re_flags)) {
2271            wxBell();
2272            return;
2273        }
2274
2275        int found = 0;
2276
2277        list<LabelInfo*>::iterator pos = m_Labels.begin();
2278        while (pos != m_Labels.end()) {
2279            LabelInfo* label = *pos++;
2280
2281            if (regex.Matches(label->GetText())) {
2282                label->set_flags(LFLAG_HIGHLIGHTED);
2283                ++found;
2284            } else {
2285                label->clear_flags(LFLAG_HIGHLIGHTED);
2286            }
2287        }
2288
2289        m_NumHighlighted = found;
2290
2291        // Re-sort so highlighted points get names in preference
2292        if (found) m_Labels.sort(LabelPlotCmp(GetSeparator()));
2293    }
2294
2295    m_Gfx->UpdateBlobs();
2296    m_Gfx->ForceRefresh();
2297
2298    if (!m_NumHighlighted) {
2299        GetToolBar()->SetToolShortHelp(button_HIDE, wmsg(/*No matches were found.*/328));
2300    } else {
2301        /* TRANSLATORS: "Hide stations" button tooltip when stations are found
2302         */
2303        GetToolBar()->SetToolShortHelp(button_HIDE, wxString::Format(wmsg(/*Hide %d found stations*/334).c_str(), m_NumHighlighted));
2304    }
2305}
2306
2307void MainFrm::OnGotoFound(wxCommandEvent&)
2308{
2309    if (!m_NumHighlighted) {
2310        wxGetApp().ReportError(wmsg(/*No matches were found.*/328));
2311        return;
2312    }
2313
2314    Double xmin = DBL_MAX;
2315    Double xmax = -DBL_MAX;
2316    Double ymin = DBL_MAX;
2317    Double ymax = -DBL_MAX;
2318    Double zmin = DBL_MAX;
2319    Double zmax = -DBL_MAX;
2320
2321    list<LabelInfo*>::iterator pos = m_Labels.begin();
2322    while (pos != m_Labels.end()) {
2323        LabelInfo* label = *pos++;
2324
2325        if (label->get_flags() & LFLAG_HIGHLIGHTED) {
2326            if (label->GetX() < xmin) xmin = label->GetX();
2327            if (label->GetX() > xmax) xmax = label->GetX();
2328            if (label->GetY() < ymin) ymin = label->GetY();
2329            if (label->GetY() > ymax) ymax = label->GetY();
2330            if (label->GetZ() < zmin) zmin = label->GetZ();
2331            if (label->GetZ() > zmax) zmax = label->GetZ();
2332        }
2333    }
2334
2335    m_Gfx->SetViewTo(xmin, xmax, ymin, ymax, zmin, zmax);
2336    m_Gfx->SetFocus();
2337}
2338
2339void MainFrm::OnHide(wxCommandEvent&)
2340{
2341    m_FindBox->SetValue(wxString());
2342    GetToolBar()->SetToolShortHelp(button_HIDE, wmsg(/*Hide*/333));
2343}
2344
2345void MainFrm::OnHideUpdate(wxUpdateUIEvent& ui)
2346{
2347    ui.Enable(m_NumHighlighted != 0);
2348}
2349
2350void MainFrm::OnViewSidePanel(wxCommandEvent&)
2351{
2352    ToggleSidePanel();
2353}
2354
2355void MainFrm::ToggleSidePanel()
2356{
2357    // Toggle display of the side panel.
2358
2359    assert(m_Gfx);
2360
2361    if (m_Splitter->IsSplit()) {
2362        m_SashPosition = m_Splitter->GetSashPosition(); // save width of panel
2363        m_Splitter->Unsplit(m_Notebook);
2364    } else {
2365        m_Notebook->Show(true);
2366        m_Gfx->Show(true);
2367        m_Splitter->SplitVertically(m_Notebook, m_Gfx, m_SashPosition);
2368    }
2369}
2370
2371void MainFrm::OnViewSidePanelUpdate(wxUpdateUIEvent& ui)
2372{
2373    ui.Enable(!m_File.empty());
2374    ui.Check(ShowingSidePanel());
2375}
2376
2377bool MainFrm::ShowingSidePanel()
2378{
2379    return m_Splitter->IsSplit();
2380}
2381
2382void MainFrm::ViewFullScreen() {
2383#ifdef __WXMAC__
2384    // On macOS, wxWidgets doesn't currently hide the toolbar or statusbar in
2385    // full screen mode (last checked with 3.0.2), but it is easy to do
2386    // ourselves.
2387    if (!IsFullScreen()) {
2388        GetToolBar()->Hide();
2389        GetStatusBar()->Hide();
2390    }
2391#endif
2392
2393    ShowFullScreen(!IsFullScreen());
2394    fullscreen_showing_menus = false;
2395    if (IsFullScreen())
2396        was_showing_sidepanel_before_fullscreen = ShowingSidePanel();
2397    if (was_showing_sidepanel_before_fullscreen)
2398        ToggleSidePanel();
2399
2400#ifdef __WXMAC__
2401    if (!IsFullScreen()) {
2402        GetStatusBar()->Show();
2403        GetToolBar()->Show();
2404#ifdef USING_GENERIC_TOOLBAR
2405        Layout();
2406#endif
2407    }
2408#endif
2409}
2410
2411bool MainFrm::FullScreenModeShowingMenus() const
2412{
2413    return fullscreen_showing_menus;
2414}
2415
2416void MainFrm::FullScreenModeShowMenus(bool show)
2417{
2418    if (!IsFullScreen() || show == fullscreen_showing_menus)
2419        return;
2420#ifdef __WXMAC__
2421    // On macOS, enabling the menu bar while in full
2422    // screen mode doesn't have any effect, so instead
2423    // make moving the mouse to the top of the screen
2424    // drop us out of full screen mode for now.
2425    ViewFullScreen();
2426#else
2427    GetMenuBar()->Show(show);
2428    fullscreen_showing_menus = show;
2429#endif
2430}
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