source: git/src/mainfrm.cc @ 7c845a0

debug-ci-sanitisersfaster-cavernloglog-selectstereo-2025walls-datawalls-data-hanging-as-warningwarn-only-for-hanging-survey
Last change on this file since 7c845a0 was 40d1db36, checked in by Olly Betts <olly@…>, 16 months ago

Eliminate references to libav

The libav project seems to be defunct so we can now just refer to
FFmpeg, which it was a fork of and which we've always supported as
well.

  • Property mode set to 100644
File size: 79.9 KB
Line 
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            ext == wxT("clp")) {
1288            CavernLogWindow * log = new CavernLogWindow(this, survey, m_Splitter);
1289            wxWindow * win = m_Splitter->GetWindow1();
1290            m_Splitter->ReplaceWindow(win, log);
1291            win->Show(false);
1292            if (m_Splitter->GetWindow2() == NULL) {
1293                if (win != m_Gfx) win->Destroy();
1294            } else {
1295                if (m_Splitter->IsSplit()) m_Splitter->Unsplit();
1296            }
1297
1298            if (wxFileExists(file)) AddToFileHistory(file);
1299            log->process(file);
1300            // Log window will tell us to load file if it successfully completes.
1301            return;
1302        }
1303    }
1304
1305    if (!LoadData(file, survey))
1306        return;
1307    AddToFileHistory(file);
1308    InitialiseAfterLoad(file, survey);
1309
1310    // If aven is showing the log for a .svx file and you load a .3d file, then
1311    // at this point m_Log will be the log window for the .svx file, so destroy
1312    // it - it should never legitimately be set if we get here.
1313    if (m_Log) {
1314        m_Log->Destroy();
1315        m_Log = NULL;
1316    }
1317}
1318
1319void MainFrm::InitialiseAfterLoad(const wxString & file, const wxString & prefix)
1320{
1321    if (m_SashPosition < 0) {
1322        // Calculate sane default width for side panel.
1323        int x;
1324        int y;
1325        GetClientSize(&x, &y);
1326        if (x < 600)
1327            x /= 3;
1328        else if (x < 1000)
1329            x = 200;
1330        else
1331            x /= 5;
1332        m_SashPosition = x;
1333    }
1334
1335    // Do this before we potentially delete the log window which may own the
1336    // wxString which parameter file refers to!
1337    bool same_file = (file == m_File);
1338    if (!same_file)
1339        m_File = file;
1340    m_Survey = prefix;
1341
1342    wxWindow * win = NULL;
1343    if (m_Splitter->GetWindow2() == NULL) {
1344        win = m_Splitter->GetWindow1();
1345        if (win == m_Gfx) win = NULL;
1346    }
1347
1348    if (!IsFullScreen()) {
1349        m_Splitter->SplitVertically(m_Notebook, m_Gfx, m_SashPosition);
1350    } else {
1351        was_showing_sidepanel_before_fullscreen = true;
1352    }
1353
1354    m_Gfx->Initialise(same_file);
1355
1356    if (win) {
1357        // FIXME: check it actually is the log window!
1358        if (m_Log && m_Log != win)
1359            m_Log->Destroy();
1360        m_Log = win;
1361        m_Log->Show(false);
1362    }
1363
1364    if (!IsFullScreen()) {
1365        m_Notebook->Show(true);
1366    }
1367
1368    m_Gfx->Show(true);
1369    m_Gfx->SetFocus();
1370}
1371
1372void MainFrm::HideLog(wxWindow * log_window)
1373{
1374    if (!IsFullScreen()) {
1375        m_Splitter->SplitVertically(m_Notebook, m_Gfx, m_SashPosition);
1376    }
1377
1378    m_Log = log_window;
1379    m_Log->Show(false);
1380
1381    if (!IsFullScreen()) {
1382        m_Notebook->Show(true);
1383    }
1384
1385    m_Gfx->Show(true);
1386    m_Gfx->SetFocus();
1387}
1388
1389//
1390//  UI event handlers
1391//
1392
1393// For Unix we want "*.svx;*.SVX" while for Windows we only want "*.svx".
1394#ifdef _WIN32
1395# define CASE(X)
1396#else
1397# define CASE(X) ";" X
1398#endif
1399
1400void MainFrm::OnOpen(wxCommandEvent&)
1401{
1402#ifdef __WXMOTIF__
1403    wxString filetypes = wxT("*.3d");
1404#else
1405    wxString filetypes;
1406    filetypes.Printf(wxT("%s|*.3d;*.svx;*.plt;*.plf;*.dat;*.mak;*.clp;*.adj;*.sht;*.una;*.xyz"
1407                     CASE("*.3D;*.SVX;*.PLT;*.PLF;*.DAT;*.MAK;*.CLP;*.ADJ;*.SHT;*.UNA;*.XYZ")
1408                     "|%s|*.3d" CASE("*.3D")
1409                     "|%s|*.svx" CASE("*.SVX")
1410                     "|%s|*.plt;*.plf" CASE("*.PLT;*.PLF")
1411                     "|%s|*.mak" CASE("*.MAK")
1412                     "|%s|*.dat" CASE("*.DAT")
1413                     "|%s|*.clp" CASE("*.CLP")
1414                     "|%s|*.adj;*.sht;*.una;*.xyz" CASE("*.ADJ;*.SHT;*.UNA;*.XYZ")
1415                     "|%s|%s"),
1416                     /* TRANSLATORS: Here "survey" is a "cave map" rather than
1417                      * list of questions - it should be translated to the
1418                      * terminology that cavers using the language would use.
1419                      */
1420                     wmsg(/*All survey files*/229).c_str(),
1421                     /* TRANSLATORS: Survex is the name of the software, and "3d" refers to a
1422                      * file extension, so neither should be translated. */
1423                     wmsg(/*Survex 3d files*/207).c_str(),
1424                     /* TRANSLATORS: Survex is the name of the software, and "svx" refers to a
1425                      * file extension, so neither should be translated. */
1426                     wmsg(/*Survex svx files*/329).c_str(),
1427                     /* TRANSLATORS: "Compass" as in Larry Fish’s cave
1428                      * surveying package, so probably shouldn’t be translated
1429                      */
1430                     wmsg(/*Compass PLT files*/324).c_str(),
1431                     /* TRANSLATORS: "Compass" as in Larry Fish’s cave
1432                      * surveying package, so should not be translated
1433                      */
1434                     wmsg(/*Compass MAK files*/330).c_str(),
1435                     /* TRANSLATORS: "Compass" as in Larry Fish’s cave
1436                      * surveying package, so should not be translated
1437                      */
1438                     wmsg(/*Compass DAT files*/490).c_str(),
1439                     /* TRANSLATORS: "Compass" as in Larry Fish’s cave
1440                      * surveying package, so should not be translated
1441                      */
1442                     wmsg(/*Compass CLP files*/491).c_str(),
1443                     /* TRANSLATORS: "CMAP" is Bob Thrun’s cave surveying
1444                      * package, so don’t translate it. */
1445                     wmsg(/*CMAP XYZ files*/325).c_str(),
1446                     wmsg(/*All files*/208).c_str(),
1447                     wxFileSelectorDefaultWildcardStr);
1448#endif
1449    /* TRANSLATORS: Here "survey" is a "cave map" rather than list of questions
1450     * - it should be translated to the terminology that cavers using the
1451     * language would use.
1452     *
1453     * File->Open dialog: */
1454    wxFileDialog dlg(this, wmsg(/*Select a survey file to view*/206),
1455                     wxString(), wxString(),
1456                     filetypes, wxFD_OPEN|wxFD_FILE_MUST_EXIST);
1457    if (dlg.ShowModal() == wxID_OK) {
1458        OpenFile(dlg.GetPath());
1459    }
1460}
1461
1462void MainFrm::OnOpenTerrain(wxCommandEvent&)
1463{
1464    if (!m_Gfx) return;
1465
1466    if (GetCSProj().empty()) {
1467        wxMessageBox(wxT("No coordinate system specified in survey data"));
1468        return;
1469    }
1470
1471#ifdef __WXMOTIF__
1472    wxString filetypes = wxT("*.*");
1473#else
1474    wxString filetypes;
1475    filetypes.Printf(wxT("%s|*.bil;*.hgt;*.zip" CASE("*.BIL;*.HGT;*.ZIP")
1476                     "|%s|%s"),
1477                     wmsg(/*Terrain files*/452).c_str(),
1478                     wmsg(/*All files*/208).c_str(),
1479                     wxFileSelectorDefaultWildcardStr);
1480#endif
1481    /* TRANSLATORS: "Terrain file" being a digital model of the terrain (e.g. a
1482     * grid of height values). */
1483    wxFileDialog dlg(this, wmsg(/*Select a terrain file to view*/451),
1484                     wxString(), wxString(),
1485                     filetypes, wxFD_OPEN|wxFD_FILE_MUST_EXIST);
1486    if (dlg.ShowModal() == wxID_OK && m_Gfx->LoadDEM(dlg.GetPath())) {
1487        if (!m_Gfx->DisplayingTerrain()) m_Gfx->ToggleTerrain();
1488    }
1489}
1490
1491void MainFrm::OnShowLog(wxCommandEvent&)
1492{
1493    if (!m_Log) {
1494        HideLog(m_Splitter->GetWindow1());
1495        return;
1496    }
1497    wxWindow * win = m_Splitter->GetWindow1();
1498    m_Splitter->ReplaceWindow(win, m_Log);
1499    win->Show(false);
1500    if (m_Splitter->IsSplit()) {
1501        m_SashPosition = m_Splitter->GetSashPosition(); // save width of panel
1502        m_Splitter->Unsplit();
1503    }
1504    m_Log->Show(true);
1505    m_Log->SetFocus();
1506    m_Log = NULL;
1507}
1508
1509void MainFrm::OnScreenshot(wxCommandEvent&)
1510{
1511    wxString baseleaf;
1512    wxFileName::SplitPath(m_File, NULL, NULL, &baseleaf, NULL, wxPATH_NATIVE);
1513    /* TRANSLATORS: title of the save screenshot dialog */
1514    wxFileDialog dlg(this, wmsg(/*Save Screenshot*/321), wxString(),
1515                     baseleaf + wxT(".png"),
1516                     wxT("*.png"), wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
1517    if (dlg.ShowModal() == wxID_OK) {
1518        static bool png_handled = false;
1519        if (!png_handled) {
1520#if 0 // FIXME : enable this to allow other export formats...
1521            ::wxInitAllImageHandlers();
1522#else
1523            wxImage::AddHandler(new wxPNGHandler);
1524#endif
1525            png_handled = true;
1526        }
1527        if (!m_Gfx->SaveScreenshot(dlg.GetPath(), wxBITMAP_TYPE_PNG)) {
1528            wxGetApp().ReportError(wxString::Format(wmsg(/*Error writing to file “%s”*/110), dlg.GetPath().c_str()));
1529        }
1530    }
1531}
1532
1533void MainFrm::OnScreenshotUpdate(wxUpdateUIEvent& event)
1534{
1535    event.Enable(!m_File.empty());
1536}
1537
1538void MainFrm::OnFilePreferences(wxCommandEvent&)
1539{
1540#ifdef PREFDLG
1541    m_PrefsDlg = new PrefsDlg(m_Gfx, this);
1542    m_PrefsDlg->Show(true);
1543#endif
1544}
1545
1546void MainFrm::OnPrint(wxCommandEvent&)
1547{
1548    m_Gfx->OnPrint(m_File, GetSurveyTitle(), GetDateString());
1549}
1550
1551void MainFrm::PrintAndExit()
1552{
1553    m_Gfx->OnPrint(m_File, GetSurveyTitle(), GetDateString(), true);
1554}
1555
1556void MainFrm::OnPageSetup(wxCommandEvent&)
1557{
1558    wxPageSetupDialog dlg(this, wxGetApp().GetPageSetupDialogData());
1559    if (dlg.ShowModal() == wxID_OK) {
1560        wxGetApp().SetPageSetupDialogData(dlg.GetPageSetupData());
1561    }
1562}
1563
1564void MainFrm::OnExport(wxCommandEvent&)
1565{
1566    m_Gfx->OnExport(m_File, GetSurveyTitle(), GetDateString());
1567}
1568
1569void MainFrm::OnExtend(wxCommandEvent&)
1570{
1571    wxString output = m_Survey;
1572    if (output.empty()) {
1573        wxFileName::SplitPath(m_File, NULL, NULL, &output, NULL, wxPATH_NATIVE);
1574    }
1575    output += wxT("_extend.3d");
1576    {
1577#ifdef __WXMOTIF__
1578        wxString ext(wxT("*.3d"));
1579#else
1580        /* TRANSLATORS: Survex is the name of the software, and "3d" refers to a
1581         * file extension, so neither should be translated. */
1582        wxString ext = wmsg(/*Survex 3d files*/207);
1583        ext += wxT("|*.3d");
1584#endif
1585        wxFileDialog dlg(this, wmsg(/*Select an output filename*/319),
1586                         wxString(), output, ext,
1587                         wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
1588        if (dlg.ShowModal() != wxID_OK) return;
1589        output = dlg.GetPath();
1590    }
1591    wxString cmd = get_command_path(L"extend");
1592    cmd = escape_for_shell(cmd, false);
1593    if (!m_Survey.empty()) {
1594        cmd += wxT(" --survey=");
1595        cmd += escape_for_shell(m_Survey, false);
1596    }
1597    cmd += wxT(" --show-breaks ");
1598    cmd += escape_for_shell(m_FileProcessed, true);
1599    cmd += wxT(" ");
1600    cmd += escape_for_shell(output, true);
1601    if (wxExecute(cmd, wxEXEC_SYNC) < 0) {
1602        wxString m;
1603        m.Printf(wmsg(/*Couldn’t run external command: “%s”*/17), cmd.c_str());
1604        m += wxT(" (");
1605        m += wxString(strerror(errno), wxConvUTF8);
1606        m += wxT(')');
1607        wxGetApp().ReportError(m);
1608        return;
1609    }
1610    if (LoadData(output, wxString()))
1611        InitialiseAfterLoad(output, wxString());
1612}
1613
1614void MainFrm::OnQuit(wxCommandEvent&)
1615{
1616    if (m_PresList->Modified()) {
1617        // FIXME: better to ask "Do you want to save your changes?" and offer [Save] [Discard] [Cancel]
1618        /* TRANSLATORS: and the question in that box */
1619        if (wxMessageBox(wmsg(/*The current presentation has been modified.  Abandon unsaved changes?*/327),
1620                         /* TRANSLATORS: title of message box */
1621                         wmsg(/*Modified Presentation*/326),
1622                         wxOK|wxCANCEL|wxICON_QUESTION) == wxCANCEL) {
1623            return;
1624        }
1625    }
1626    wxConfigBase *b = wxConfigBase::Get();
1627    if (IsFullScreen()) {
1628        b->Write(wxT("width"), -2);
1629        b->DeleteEntry(wxT("height"));
1630    } else if (IsMaximized()) {
1631        b->Write(wxT("width"), -1);
1632        b->DeleteEntry(wxT("height"));
1633    } else {
1634        int width, height;
1635        GetSize(&width, &height);
1636        b->Write(wxT("width"), width);
1637        b->Write(wxT("height"), height);
1638    }
1639    b->Flush();
1640    exit(0);
1641}
1642
1643void MainFrm::OnClose(wxCloseEvent&)
1644{
1645    wxCommandEvent dummy;
1646    OnQuit(dummy);
1647}
1648
1649void MainFrm::OnAbout(wxCommandEvent&)
1650{
1651#ifdef __WXMAC__
1652    // GetIcon() returns an invalid wxIcon under macOS.
1653    AboutDlg dlg(this, wxICON(aven));
1654#else
1655    AboutDlg dlg(this, GetIcon());
1656#endif
1657    dlg.Centre();
1658    dlg.ShowModal();
1659}
1660
1661void MainFrm::UpdateStatusBar()
1662{
1663    if (!here_text.empty()) {
1664        GetStatusBar()->SetStatusText(here_text);
1665        GetStatusBar()->SetStatusText(dist_text, 1);
1666    } else if (!coords_text.empty()) {
1667        GetStatusBar()->SetStatusText(coords_text);
1668        GetStatusBar()->SetStatusText(distfree_text, 1);
1669    } else {
1670        GetStatusBar()->SetStatusText(wxString());
1671        GetStatusBar()->SetStatusText(wxString(), 1);
1672    }
1673}
1674
1675void MainFrm::ClearTreeSelection()
1676{
1677    m_Tree->UnselectAll();
1678    m_Gfx->SetThere();
1679    ShowInfo();
1680}
1681
1682void MainFrm::ClearCoords()
1683{
1684    if (!coords_text.empty()) {
1685        coords_text = wxString();
1686        UpdateStatusBar();
1687    }
1688}
1689
1690void MainFrm::SetCoords(const Vector3 &v)
1691{
1692    Double x = v.GetX();
1693    Double y = v.GetY();
1694    Double z = v.GetZ();
1695    int units;
1696    if (m_Gfx->GetMetric()) {
1697        units = /*m*/424;
1698    } else {
1699        x /= METRES_PER_FOOT;
1700        y /= METRES_PER_FOOT;
1701        z /= METRES_PER_FOOT;
1702        units = /*ft*/428;
1703    }
1704    /* TRANSLATORS: show coordinates (N = North or Northing, E = East or
1705     * Easting) */
1706    coords_text.Printf(wmsg(/*%.2f E, %.2f N*/338), x, y);
1707    coords_text += wxString::Format(wxT(", %s %.2f%s"),
1708                                    wmsg(/*Altitude*/335).c_str(),
1709                                    z, wmsg(units).c_str());
1710    distfree_text = wxString();
1711    UpdateStatusBar();
1712}
1713
1714const LabelInfo * MainFrm::GetTreeSelection() const {
1715    wxTreeItemData* sel_wx;
1716    if (!m_Tree->GetSelectionData(&sel_wx)) return NULL;
1717
1718    const TreeData* data = static_cast<const TreeData*>(sel_wx);
1719    if (!data->IsStation()) return NULL;
1720
1721    return data->GetLabel();
1722}
1723
1724void MainFrm::SetCoords(Double x, Double y, const LabelInfo * there)
1725{
1726    wxString & s = coords_text;
1727    if (m_Gfx->GetMetric()) {
1728        s.Printf(wmsg(/*%.2f E, %.2f N*/338), x, y);
1729    } else {
1730        s.Printf(wmsg(/*%.2f E, %.2f N*/338),
1731                 x / METRES_PER_FOOT, y / METRES_PER_FOOT);
1732    }
1733
1734    wxString & t = distfree_text;
1735    t = wxString();
1736    if (m_Gfx->ShowingMeasuringLine() && there) {
1737        auto offset = GetOffset();
1738        Vector3 delta(x - offset.GetX() - there->GetX(),
1739                      y - offset.GetY() - there->GetY(), 0);
1740        Double dh = sqrt(delta.GetX()*delta.GetX() + delta.GetY()*delta.GetY());
1741        Double brg = deg(atan2(delta.GetX(), delta.GetY()));
1742        if (brg < 0) brg += 360;
1743
1744        wxString from_str;
1745        /* TRANSLATORS: Used in Aven:
1746         * From <stationname>: H 12.24m, Brg 234.5°
1747         */
1748        from_str.Printf(wmsg(/*From %s*/339), there->name_or_anon().c_str());
1749        int brg_unit;
1750        if (m_Gfx->GetDegrees()) {
1751            brg_unit = /*°*/344;
1752        } else {
1753            brg *= 400.0 / 360.0;
1754            brg_unit = /*ᵍ*/345;
1755        }
1756
1757        int units;
1758        if (m_Gfx->GetMetric()) {
1759            units = /*m*/424;
1760        } else {
1761            dh /= METRES_PER_FOOT;
1762            units = /*ft*/428;
1763        }
1764        /* TRANSLATORS: "H" is short for "Horizontal", "Brg" for "Bearing" (as
1765         * in Compass bearing) */
1766        t.Printf(wmsg(/*%s: H %.2f%s, Brg %03.1f%s*/374),
1767                 from_str.c_str(), dh, wmsg(units).c_str(),
1768                 brg, wmsg(brg_unit).c_str());
1769    }
1770
1771    UpdateStatusBar();
1772}
1773
1774void MainFrm::SetAltitude(Double z, const LabelInfo * there)
1775{
1776    double alt = z;
1777    int units;
1778    if (m_Gfx->GetMetric()) {
1779        units = /*m*/424;
1780    } else {
1781        alt /= METRES_PER_FOOT;
1782        units = /*ft*/428;
1783    }
1784    coords_text.Printf(wxT("%s %.2f%s"), wmsg(/*Altitude*/335).c_str(),
1785                       alt, wmsg(units).c_str());
1786
1787    wxString & t = distfree_text;
1788    t = wxString();
1789    if (m_Gfx->ShowingMeasuringLine() && there) {
1790        Double dz = z - GetOffset().GetZ() - there->GetZ();
1791
1792        wxString from_str;
1793        from_str.Printf(wmsg(/*From %s*/339), there->name_or_anon().c_str());
1794
1795        if (!m_Gfx->GetMetric()) {
1796            dz /= METRES_PER_FOOT;
1797        }
1798        // TRANSLATORS: "V" is short for "Vertical"
1799        t.Printf(wmsg(/*%s: V %.2f%s*/375), from_str.c_str(),
1800                 dz, wmsg(units).c_str());
1801    }
1802
1803    UpdateStatusBar();
1804}
1805
1806void MainFrm::ShowInfo(const LabelInfo *here, const LabelInfo *there)
1807{
1808    assert(m_Gfx);
1809
1810    if (!here) {
1811        m_Gfx->SetHere();
1812        m_Tree->SetHere(wxTreeItemId());
1813        // Don't clear "There" mark here.
1814        if (here_text.empty() && dist_text.empty()) return;
1815        here_text = wxString();
1816        dist_text = wxString();
1817        UpdateStatusBar();
1818        return;
1819    }
1820
1821    Vector3 v = *here + GetOffset();
1822    wxString & s = here_text;
1823    Double x = v.GetX();
1824    Double y = v.GetY();
1825    Double z = v.GetZ();
1826    int units;
1827    if (m_Gfx->GetMetric()) {
1828        units = /*m*/424;
1829    } else {
1830        x /= METRES_PER_FOOT;
1831        y /= METRES_PER_FOOT;
1832        z /= METRES_PER_FOOT;
1833        units = /*ft*/428;
1834    }
1835    s.Printf(wmsg(/*%.2f E, %.2f N*/338), x, y);
1836    s += wxString::Format(wxT(", %s %.2f%s"), wmsg(/*Altitude*/335).c_str(),
1837                          z, wmsg(units).c_str());
1838    s += wxT(": ");
1839    s += here->name_or_anon();
1840    m_Gfx->SetHere(here);
1841    m_Tree->SetHere(here->tree_id);
1842
1843    if (m_Gfx->ShowingMeasuringLine() && there) {
1844        Vector3 delta = *here - *there;
1845
1846        Double d_horiz = sqrt(delta.GetX()*delta.GetX() +
1847                              delta.GetY()*delta.GetY());
1848        Double dr = delta.magnitude();
1849        Double dz = delta.GetZ();
1850
1851        Double brg = deg(atan2(delta.GetX(), delta.GetY()));
1852        if (brg < 0) brg += 360;
1853
1854        Double grd = deg(atan2(delta.GetZ(), d_horiz));
1855
1856        wxString from_str;
1857        from_str.Printf(wmsg(/*From %s*/339), there->name_or_anon().c_str());
1858
1859        wxString hv_str;
1860        if (m_Gfx->GetMetric()) {
1861            units = /*m*/424;
1862        } else {
1863            d_horiz /= METRES_PER_FOOT;
1864            dr /= METRES_PER_FOOT;
1865            dz /= METRES_PER_FOOT;
1866            units = /*ft*/428;
1867        }
1868        wxString len_unit = wmsg(units);
1869        /* TRANSLATORS: "H" is short for "Horizontal", "V" for "Vertical" */
1870        hv_str.Printf(wmsg(/*H %.2f%s, V %.2f%s*/340),
1871                      d_horiz, len_unit.c_str(), dz, len_unit.c_str());
1872        int brg_unit;
1873        if (m_Gfx->GetDegrees()) {
1874            brg_unit = /*°*/344;
1875        } else {
1876            brg *= 400.0 / 360.0;
1877            brg_unit = /*ᵍ*/345;
1878        }
1879        int grd_unit;
1880        wxString grd_str;
1881        if (m_Gfx->GetPercent()) {
1882            if (grd > 89.99) {
1883                grd = 1000000;
1884            } else if (grd < -89.99) {
1885                grd = -1000000;
1886            } else {
1887                grd = int(100 * tan(rad(grd)));
1888            }
1889            if (grd > 99999 || grd < -99999) {
1890                grd_str = grd > 0 ? wxT("+") : wxT("-");
1891                /* TRANSLATORS: infinity symbol - used for the percentage gradient on
1892                 * vertical angles. */
1893                grd_str += wmsg(/*∞*/431);
1894            }
1895            grd_unit = /*%*/96;
1896        } else if (m_Gfx->GetDegrees()) {
1897            grd_unit = /*°*/344;
1898        } else {
1899            grd *= 400.0 / 360.0;
1900            grd_unit = /*ᵍ*/345;
1901        }
1902        if (grd_str.empty()) {
1903            grd_str.Printf(wxT("%+02.1f%s"), grd, wmsg(grd_unit).c_str());
1904        }
1905
1906        wxString & d = dist_text;
1907        /* TRANSLATORS: "Dist" is short for "Distance", "Brg" for "Bearing" (as
1908         * in Compass bearing) and "Grd" for "Gradient" (the slope angle
1909         * measured by the clino) */
1910        d.Printf(wmsg(/*%s: %s, Dist %.2f%s, Brg %03.1f%s, Grd %s*/341),
1911                 from_str.c_str(), hv_str.c_str(),
1912                 dr, len_unit.c_str(),
1913                 brg, wmsg(brg_unit).c_str(),
1914                 grd_str.c_str());
1915    } else {
1916        dist_text = wxString();
1917        m_Gfx->SetThere();
1918    }
1919    UpdateStatusBar();
1920}
1921
1922void MainFrm::DisplayTreeInfo(const wxTreeItemData* item)
1923{
1924    const TreeData* data = static_cast<const TreeData*>(item);
1925    if (data) {
1926        if (data->IsStation()) {
1927            m_Gfx->SetHereFromTree(data->GetLabel());
1928        } else {
1929            m_Gfx->SetHereSurvey(data->GetSurvey());
1930            ShowInfo();
1931        }
1932        return;
1933    }
1934    m_Gfx->SetHereSurvey(wxString());
1935    ShowInfo();
1936}
1937
1938void MainFrm::TreeItemSelected(const wxTreeItemData* item)
1939{
1940    const TreeData* data = static_cast<const TreeData*>(item);
1941    if (data && data->IsStation()) {
1942        const LabelInfo* label = data->GetLabel();
1943        if (m_Gfx->GetThere() == label) {
1944            m_Gfx->CentreOn(*label);
1945        } else {
1946            m_Gfx->SetThere(label);
1947        }
1948        dist_text = wxString();
1949        // FIXME: Need to update dist_text (From ... etc)
1950        // But we don't currently know where "here" is at this point in the
1951        // code!
1952    } else {
1953        dist_text = wxString();
1954        m_Gfx->SetThere();
1955        if (!data) {
1956            // Must be the root.
1957            wxCommandEvent dummy;
1958            OnDefaults(dummy);
1959        } else {
1960            m_Gfx->ZoomToSurvey(data->GetSurvey());
1961        }
1962    }
1963    UpdateStatusBar();
1964}
1965
1966void MainFrm::OnPresNew(wxCommandEvent&)
1967{
1968    if (m_PresList->Modified()) {
1969        // FIXME: better to ask "Do you want to save your changes?" and offer [Save] [Discard] [Cancel]
1970        if (wxMessageBox(wmsg(/*The current presentation has been modified.  Abandon unsaved changes?*/327),
1971                         wmsg(/*Modified Presentation*/326),
1972                         wxOK|wxCANCEL|wxICON_QUESTION) == wxCANCEL) {
1973            return;
1974        }
1975    }
1976    m_PresList->New(m_File);
1977    if (!ShowingSidePanel()) ToggleSidePanel();
1978    // Select the presentation page in the notebook.
1979    m_Notebook->SetSelection(1);
1980}
1981
1982void MainFrm::OnPresOpen(wxCommandEvent&)
1983{
1984    if (m_PresList->Modified()) {
1985        // FIXME: better to ask "Do you want to save your changes?" and offer [Save] [Discard] [Cancel]
1986        if (wxMessageBox(wmsg(/*The current presentation has been modified.  Abandon unsaved changes?*/327),
1987                         wmsg(/*Modified Presentation*/326),
1988                         wxOK|wxCANCEL|wxICON_QUESTION) == wxCANCEL) {
1989            return;
1990        }
1991    }
1992#ifdef __WXMOTIF__
1993    wxFileDialog dlg(this, wmsg(/*Select a presentation to open*/322), wxString(), wxString(),
1994                     wxT("*.fly"), wxFD_OPEN);
1995#else
1996    wxFileDialog dlg(this, wmsg(/*Select a presentation to open*/322), wxString(), wxString(),
1997                     wxString::Format(wxT("%s|*.fly|%s|%s"),
1998                               wmsg(/*Aven presentations*/320).c_str(),
1999                               wmsg(/*All files*/208).c_str(),
2000                               wxFileSelectorDefaultWildcardStr),
2001                     wxFD_OPEN|wxFD_FILE_MUST_EXIST);
2002#endif
2003    if (dlg.ShowModal() == wxID_OK) {
2004        if (!m_PresList->Load(dlg.GetPath())) {
2005            return;
2006        }
2007        // FIXME : keep a history of loaded/saved presentations, like we do for
2008        // loaded surveys...
2009        // Select the presentation page in the notebook.
2010        m_Notebook->SetSelection(1);
2011    }
2012}
2013
2014void MainFrm::OnPresSave(wxCommandEvent&)
2015{
2016    m_PresList->Save(true);
2017}
2018
2019void MainFrm::OnPresSaveAs(wxCommandEvent&)
2020{
2021    m_PresList->Save(false);
2022}
2023
2024void MainFrm::OnPresMark(wxCommandEvent&)
2025{
2026    m_PresList->AddMark();
2027}
2028
2029void MainFrm::OnPresFRewind(wxCommandEvent&)
2030{
2031    m_Gfx->PlayPres(-100);
2032}
2033
2034void MainFrm::OnPresRewind(wxCommandEvent&)
2035{
2036    m_Gfx->PlayPres(-10);
2037}
2038
2039void MainFrm::OnPresReverse(wxCommandEvent&)
2040{
2041    m_Gfx->PlayPres(-1);
2042}
2043
2044void MainFrm::OnPresPlay(wxCommandEvent&)
2045{
2046    m_Gfx->PlayPres(1);
2047}
2048
2049void MainFrm::OnPresFF(wxCommandEvent&)
2050{
2051    m_Gfx->PlayPres(10);
2052}
2053
2054void MainFrm::OnPresFFF(wxCommandEvent&)
2055{
2056    m_Gfx->PlayPres(100);
2057}
2058
2059void MainFrm::OnPresPause(wxCommandEvent&)
2060{
2061    m_Gfx->PlayPres(0);
2062}
2063
2064void MainFrm::OnPresStop(wxCommandEvent&)
2065{
2066    m_Gfx->PlayPres(0, false);
2067}
2068
2069void MainFrm::OnPresExportMovie(wxCommandEvent&)
2070{
2071#ifdef WITH_FFMPEG
2072    // FIXME : Taking the leaf of the currently loaded presentation as the
2073    // default might make more sense?
2074    wxString baseleaf;
2075    wxFileName::SplitPath(m_File, NULL, NULL, &baseleaf, NULL, wxPATH_NATIVE);
2076    wxFileDialog dlg(this, wmsg(/*Export Movie*/331), wxString(),
2077                     baseleaf + wxT(".mp4"),
2078                     wxT("MPEG|*.mp4|OGG|*.ogv|AVI|*.avi|QuickTime|*.mov|WMV|*.wmv;*.asf"),
2079                     wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
2080    if (dlg.ShowModal() == wxID_OK) {
2081        // Error is reported by GfxCore.
2082        (void)m_Gfx->ExportMovie(dlg.GetPath());
2083    }
2084#else
2085    wxGetApp().ReportError(wxT("Movie generation support code not present"));
2086#endif
2087}
2088
2089PresentationMark MainFrm::GetPresMark(int which)
2090{
2091    return m_PresList->GetPresMark(which);
2092}
2093
2094void MainFrm::RestrictTo(const wxString & survey)
2095{
2096    // The station names will change, so clear the current search.
2097    wxCommandEvent dummy;
2098    OnHide(dummy);
2099
2100    wxString new_prefix;
2101    if (!survey.empty()) {
2102        if (!m_Survey.empty()) {
2103            new_prefix = m_Survey;
2104            new_prefix += GetSeparator();
2105        }
2106        new_prefix += survey;
2107    }
2108    // Reload the processed data rather rather than potentially reprocessing.
2109    if (!LoadData(m_FileProcessed, new_prefix))
2110        return;
2111    InitialiseAfterLoad(m_File, new_prefix);
2112}
2113
2114void MainFrm::OnOpenTerrainUpdate(wxUpdateUIEvent& event)
2115{
2116    event.Enable(!m_File.empty());
2117}
2118
2119void MainFrm::OnPresNewUpdate(wxUpdateUIEvent& event)
2120{
2121    event.Enable(!m_File.empty());
2122}
2123
2124void MainFrm::OnPresOpenUpdate(wxUpdateUIEvent& event)
2125{
2126    event.Enable(!m_File.empty());
2127}
2128
2129void MainFrm::OnPresSaveUpdate(wxUpdateUIEvent& event)
2130{
2131    event.Enable(!m_PresList->Empty());
2132}
2133
2134void MainFrm::OnPresSaveAsUpdate(wxUpdateUIEvent& event)
2135{
2136    event.Enable(!m_PresList->Empty());
2137}
2138
2139void MainFrm::OnPresMarkUpdate(wxUpdateUIEvent& event)
2140{
2141    event.Enable(!m_File.empty());
2142}
2143
2144void MainFrm::OnPresFRewindUpdate(wxUpdateUIEvent& event)
2145{
2146    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2147    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() < -10);
2148}
2149
2150void MainFrm::OnPresRewindUpdate(wxUpdateUIEvent& event)
2151{
2152    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2153    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == -10);
2154}
2155
2156void MainFrm::OnPresReverseUpdate(wxUpdateUIEvent& event)
2157{
2158    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2159    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == -1);
2160}
2161
2162void MainFrm::OnPresPlayUpdate(wxUpdateUIEvent& event)
2163{
2164    event.Enable(!m_PresList->Empty());
2165    event.Check(m_Gfx && m_Gfx->GetPresentationMode() &&
2166                m_Gfx->GetPresentationSpeed() == 1);
2167}
2168
2169void MainFrm::OnPresFFUpdate(wxUpdateUIEvent& event)
2170{
2171    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2172    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == 10);
2173}
2174
2175void MainFrm::OnPresFFFUpdate(wxUpdateUIEvent& event)
2176{
2177    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2178    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() > 10);
2179}
2180
2181void MainFrm::OnPresPauseUpdate(wxUpdateUIEvent& event)
2182{
2183    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2184    event.Check(m_Gfx && m_Gfx->GetPresentationSpeed() == 0);
2185}
2186
2187void MainFrm::OnPresStopUpdate(wxUpdateUIEvent& event)
2188{
2189    event.Enable(m_Gfx && m_Gfx->GetPresentationMode());
2190}
2191
2192void MainFrm::OnPresExportMovieUpdate(wxUpdateUIEvent& event)
2193{
2194    event.Enable(!m_PresList->Empty());
2195}
2196
2197void MainFrm::OnFind(wxCommandEvent&)
2198{
2199    pending_find = true;
2200}
2201
2202void MainFrm::OnIdle(wxIdleEvent&)
2203{
2204    if (pending_find) {
2205        DoFind();
2206    }
2207}
2208
2209void MainFrm::DoFind()
2210{
2211    pending_find = false;
2212    wxBusyCursor hourglass;
2213    // Find stations specified by a string or regular expression pattern.
2214
2215    wxString pattern = m_FindBox->GetValue();
2216    if (pattern.empty()) {
2217        // Hide any search result highlights.
2218        list<LabelInfo*>::iterator pos = m_Labels.begin();
2219        while (pos != m_Labels.end()) {
2220            LabelInfo* label = *pos++;
2221            label->clear_flags(LFLAG_HIGHLIGHTED);
2222        }
2223        m_NumHighlighted = 0;
2224    } else {
2225        int re_flags = wxRE_NOSUB;
2226
2227        if (true /* case insensitive */) {
2228            re_flags |= wxRE_ICASE;
2229        }
2230
2231        bool substring = true;
2232        if (false /*m_RegexpCheckBox->GetValue()*/) {
2233            re_flags |= wxRE_EXTENDED;
2234        } else if (true /* simple glob-style */) {
2235            wxString pat;
2236            for (size_t i = 0; i < pattern.size(); i++) {
2237               wxChar ch = pattern[i];
2238               // ^ only special at start; $ at end.  But this is simpler...
2239               switch (ch) {
2240                case '^': case '$': case '.': case '[': case '\\':
2241                  pat += wxT('\\');
2242                  pat += ch;
2243                  break;
2244                case '*':
2245                  pat += wxT(".*");
2246                  substring = false;
2247                  break;
2248                case '?':
2249                  pat += wxT('.');
2250                  substring = false;
2251                  break;
2252                default:
2253                  pat += ch;
2254               }
2255            }
2256            pattern = pat;
2257            re_flags |= wxRE_BASIC;
2258        } else {
2259            wxString pat;
2260            for (size_t i = 0; i < pattern.size(); i++) {
2261               wxChar ch = pattern[i];
2262               // ^ only special at start; $ at end.  But this is simpler...
2263               switch (ch) {
2264                case '^': case '$': case '*': case '.': case '[': case '\\':
2265                  pat += wxT('\\');
2266               }
2267               pat += ch;
2268            }
2269            pattern = pat;
2270            re_flags |= wxRE_BASIC;
2271        }
2272
2273        if (!substring) {
2274            // FIXME "0u" required to avoid compilation error with g++-3.0
2275            if (pattern.empty() || pattern[0u] != '^') pattern = wxT('^') + pattern;
2276            // FIXME: this fails to cope with "\$" at the end of pattern...
2277            if (pattern[pattern.size() - 1] != '$') pattern += wxT('$');
2278        }
2279
2280        wxRegEx regex;
2281        if (!regex.Compile(pattern, re_flags)) {
2282            wxBell();
2283            return;
2284        }
2285
2286        int found = 0;
2287
2288        list<LabelInfo*>::iterator pos = m_Labels.begin();
2289        while (pos != m_Labels.end()) {
2290            LabelInfo* label = *pos++;
2291
2292            if (regex.Matches(label->GetText())) {
2293                label->set_flags(LFLAG_HIGHLIGHTED);
2294                ++found;
2295            } else {
2296                label->clear_flags(LFLAG_HIGHLIGHTED);
2297            }
2298        }
2299
2300        m_NumHighlighted = found;
2301
2302        // Re-sort so highlighted points get names in preference
2303        if (found) m_Labels.sort(LabelPlotCmp(GetSeparator()));
2304    }
2305
2306    m_Gfx->UpdateBlobs();
2307    m_Gfx->ForceRefresh();
2308
2309    if (!m_NumHighlighted) {
2310        GetToolBar()->SetToolShortHelp(button_HIDE, wmsg(/*No matches were found.*/328));
2311    } else {
2312        /* TRANSLATORS: "Hide stations" button tooltip when stations are found
2313         */
2314        GetToolBar()->SetToolShortHelp(button_HIDE, wxString::Format(wmsg(/*Hide %d found stations*/334).c_str(), m_NumHighlighted));
2315    }
2316}
2317
2318void MainFrm::OnGotoFound(wxCommandEvent&)
2319{
2320    if (!m_NumHighlighted) {
2321        wxGetApp().ReportError(wmsg(/*No matches were found.*/328));
2322        return;
2323    }
2324
2325    Double xmin = DBL_MAX;
2326    Double xmax = -DBL_MAX;
2327    Double ymin = DBL_MAX;
2328    Double ymax = -DBL_MAX;
2329    Double zmin = DBL_MAX;
2330    Double zmax = -DBL_MAX;
2331
2332    list<LabelInfo*>::iterator pos = m_Labels.begin();
2333    while (pos != m_Labels.end()) {
2334        LabelInfo* label = *pos++;
2335
2336        if (label->get_flags() & LFLAG_HIGHLIGHTED) {
2337            if (label->GetX() < xmin) xmin = label->GetX();
2338            if (label->GetX() > xmax) xmax = label->GetX();
2339            if (label->GetY() < ymin) ymin = label->GetY();
2340            if (label->GetY() > ymax) ymax = label->GetY();
2341            if (label->GetZ() < zmin) zmin = label->GetZ();
2342            if (label->GetZ() > zmax) zmax = label->GetZ();
2343        }
2344    }
2345
2346    m_Gfx->SetViewTo(xmin, xmax, ymin, ymax, zmin, zmax);
2347    m_Gfx->SetFocus();
2348}
2349
2350void MainFrm::OnHide(wxCommandEvent&)
2351{
2352    m_FindBox->SetValue(wxString());
2353    GetToolBar()->SetToolShortHelp(button_HIDE, wmsg(/*Hide*/333));
2354}
2355
2356void MainFrm::OnHideUpdate(wxUpdateUIEvent& ui)
2357{
2358    ui.Enable(m_NumHighlighted != 0);
2359}
2360
2361void MainFrm::OnViewSidePanel(wxCommandEvent&)
2362{
2363    ToggleSidePanel();
2364}
2365
2366void MainFrm::ToggleSidePanel()
2367{
2368    // Toggle display of the side panel.
2369
2370    assert(m_Gfx);
2371
2372    if (m_Splitter->IsSplit()) {
2373        m_SashPosition = m_Splitter->GetSashPosition(); // save width of panel
2374        m_Splitter->Unsplit(m_Notebook);
2375    } else {
2376        m_Notebook->Show(true);
2377        m_Gfx->Show(true);
2378        m_Splitter->SplitVertically(m_Notebook, m_Gfx, m_SashPosition);
2379    }
2380}
2381
2382void MainFrm::OnViewSidePanelUpdate(wxUpdateUIEvent& ui)
2383{
2384    ui.Enable(!m_File.empty());
2385    ui.Check(ShowingSidePanel());
2386}
2387
2388bool MainFrm::ShowingSidePanel()
2389{
2390    return m_Splitter->IsSplit();
2391}
2392
2393void MainFrm::ViewFullScreen() {
2394#ifdef __WXMAC__
2395    // On macOS, wxWidgets doesn't currently hide the toolbar or statusbar in
2396    // full screen mode (last checked with 3.0.2), but it is easy to do
2397    // ourselves.
2398    if (!IsFullScreen()) {
2399        GetToolBar()->Hide();
2400        GetStatusBar()->Hide();
2401    }
2402#endif
2403
2404    ShowFullScreen(!IsFullScreen());
2405    fullscreen_showing_menus = false;
2406    if (IsFullScreen())
2407        was_showing_sidepanel_before_fullscreen = ShowingSidePanel();
2408    if (was_showing_sidepanel_before_fullscreen)
2409        ToggleSidePanel();
2410
2411#ifdef __WXMAC__
2412    if (!IsFullScreen()) {
2413        GetStatusBar()->Show();
2414        GetToolBar()->Show();
2415#ifdef USING_GENERIC_TOOLBAR
2416        Layout();
2417#endif
2418    }
2419#endif
2420}
2421
2422bool MainFrm::FullScreenModeShowingMenus() const
2423{
2424    return fullscreen_showing_menus;
2425}
2426
2427void MainFrm::FullScreenModeShowMenus(bool show)
2428{
2429    if (!IsFullScreen() || show == fullscreen_showing_menus)
2430        return;
2431#ifdef __WXMAC__
2432    // On macOS, enabling the menu bar while in full
2433    // screen mode doesn't have any effect, so instead
2434    // make moving the mouse to the top of the screen
2435    // drop us out of full screen mode for now.
2436    ViewFullScreen();
2437#else
2438    GetMenuBar()->Show(show);
2439    fullscreen_showing_menus = show;
2440#endif
2441}
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