X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fwx%2Faudio_mapping_view.cc;h=60606b1660b8d1d626d1784bf6661184fea1a9e5;hb=a5d004b0773f633401528392fc28e66d70e13ac8;hp=27094d3b2b9eca099c939459089d87cd5e1d829a;hpb=851f17048f25a010818db5569e7cd52755dd0604;p=dcpomatic.git diff --git a/src/wx/audio_mapping_view.cc b/src/wx/audio_mapping_view.cc index 27094d3b2..60606b166 100644 --- a/src/wx/audio_mapping_view.cc +++ b/src/wx/audio_mapping_view.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2013-2019 Carl Hetherington + Copyright (C) 2013-2020 Carl Hetherington This file is part of DCP-o-matic. @@ -27,13 +27,15 @@ #include "audio_gain_dialog.h" #include "lib/audio_mapping.h" #include "lib/util.h" +#include "lib/warnings.h" #include #include +DCPOMATIC_DISABLE_WARNINGS #include #include #include #include -#include +DCPOMATIC_ENABLE_WARNINGS #include using std::cout; @@ -44,8 +46,11 @@ using std::max; using std::vector; using std::pair; using std::make_pair; -using boost::shared_ptr; +using std::shared_ptr; using boost::optional; +#if BOOST_VERSION >= 106100 +using namespace boost::placeholders; +#endif using dcp::locale_convert; #define INDICATOR_SIZE 20 @@ -55,30 +60,41 @@ using dcp::locale_convert; enum { ID_off = 1, - ID_full = 2, - ID_minus6dB = 3, - ID_edit = 4 + ID_minus6dB = 2, + ID_0dB = 3, + ID_plus3dB = 4, + ID_edit = 5 }; -AudioMappingView::AudioMappingView (wxWindow* parent) +AudioMappingView::AudioMappingView (wxWindow* parent, wxString left_label, wxString from, wxString top_label, wxString to) : wxPanel (parent, wxID_ANY) , _menu_input (0) , _menu_output (1) + , _left_label (left_label) + , _from (from) + , _top_label (top_label) + , _to (to) { _menu = new wxMenu; _menu->Append (ID_off, _("Off")); - _menu->Append (ID_full, _("Full")); _menu->Append (ID_minus6dB, _("-6dB")); + _menu->Append (ID_0dB, _("0dB (unchanged)")); + _menu->Append (ID_plus3dB, _("+3dB")); _menu->Append (ID_edit, _("Edit...")); _body = new wxPanel (this, wxID_ANY); _vertical_scroll = new wxScrollBar (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxSB_VERTICAL); _horizontal_scroll = new wxScrollBar (this, wxID_ANY); +#ifndef __WXOSX__ + SetDoubleBuffered (true); +#endif + Bind (wxEVT_SIZE, boost::bind(&AudioMappingView::size, this, _1)); - Bind (wxEVT_MENU, boost::bind(&AudioMappingView::off, this), ID_off); - Bind (wxEVT_MENU, boost::bind(&AudioMappingView::full, this), ID_full); - Bind (wxEVT_MENU, boost::bind(&AudioMappingView::minus6dB, this), ID_minus6dB); + Bind (wxEVT_MENU, boost::bind(&AudioMappingView::set_gain_from_menu, this, 0), ID_off); + Bind (wxEVT_MENU, boost::bind(&AudioMappingView::set_gain_from_menu, this, db_to_linear(-6)), ID_minus6dB); + Bind (wxEVT_MENU, boost::bind(&AudioMappingView::set_gain_from_menu, this, 1), ID_0dB); + Bind (wxEVT_MENU, boost::bind(&AudioMappingView::set_gain_from_menu, this, db_to_linear(3)), ID_plus3dB); Bind (wxEVT_MENU, boost::bind(&AudioMappingView::edit, this), ID_edit); Bind (wxEVT_MOUSEWHEEL, boost::bind(&AudioMappingView::mouse_wheel, this, _1)); _body->Bind (wxEVT_PAINT, boost::bind(&AudioMappingView::paint, this)); @@ -148,129 +164,138 @@ AudioMappingView::scroll () } void -AudioMappingView::paint_static (wxDC& dc, wxGraphicsContext* gc) +AudioMappingView::paint_static (wxDC& dc) { - gc->SetAntialiasMode (wxANTIALIAS_DEFAULT); dc.SetFont (wxSWISS_FONT->Bold()); wxCoord label_width; wxCoord label_height; - /* DCP label at the top */ - - dc.GetTextExtent (_("DCP"), &label_width, &label_height); - dc.DrawText (_("DCP"), LEFT_WIDTH + (_output_channels.size() * GRID_SPACING - label_width) / 2, (GRID_SPACING - label_height) / 2); - - /* Content label on the left */ + dc.GetTextExtent (_top_label, &label_width, &label_height); + dc.DrawText (_top_label, LEFT_WIDTH + (_output_channels.size() * GRID_SPACING - label_width) / 2, (GRID_SPACING - label_height) / 2); - dc.GetTextExtent (_("Content"), &label_width, &label_height); + dc.GetTextExtent (_left_label, &label_width, &label_height); dc.DrawRotatedText ( - _("Content"), + _left_label, (GRID_SPACING - label_height) / 2, TOP_HEIGHT + (_input_channels.size() * GRID_SPACING + label_width) / 2, 90 ); dc.SetFont (*wxSWISS_FONT); - gc->SetPen (*wxBLACK_PEN); } void -AudioMappingView::paint_column_labels (wxDC& dc, wxGraphicsContext* gc) +AudioMappingView::paint_column_labels (wxDC& dc) { wxCoord label_width; wxCoord label_height; int N = 0; - BOOST_FOREACH (string i, _output_channels) { - dc.GetTextExtent (std_to_wx(i), &label_width, &label_height); - dc.DrawText (std_to_wx(i), LEFT_WIDTH + GRID_SPACING * N + (GRID_SPACING - label_width) / 2, GRID_SPACING + (GRID_SPACING - label_height) / 2); + for (auto const& i: _output_channels) { + dc.GetTextExtent (std_to_wx(i.name), &label_width, &label_height); + dc.DrawText (std_to_wx(i.name), LEFT_WIDTH + GRID_SPACING * N + (GRID_SPACING - label_width) / 2, GRID_SPACING + (GRID_SPACING - label_height) / 2); ++N; } - wxGraphicsPath lines = gc->CreatePath (); - lines.MoveToPoint (LEFT_WIDTH, GRID_SPACING); - lines.AddLineToPoint (LEFT_WIDTH + _output_channels.size() * GRID_SPACING, GRID_SPACING); - lines.MoveToPoint (LEFT_WIDTH, GRID_SPACING * 2); - lines.AddLineToPoint (LEFT_WIDTH + _output_channels.size() * GRID_SPACING, GRID_SPACING * 2); - gc->StrokePath (lines); + dc.DrawLine(wxPoint(LEFT_WIDTH, GRID_SPACING), wxPoint(LEFT_WIDTH + _output_channels.size() * GRID_SPACING, GRID_SPACING)); + dc.DrawLine(wxPoint(LEFT_WIDTH, GRID_SPACING * 2), wxPoint(LEFT_WIDTH + _output_channels.size() * GRID_SPACING, GRID_SPACING * 2)); } void -AudioMappingView::paint_column_lines (wxGraphicsContext* gc) +AudioMappingView::paint_column_lines (wxDC& dc) { - wxGraphicsPath lines = gc->CreatePath (); for (size_t i = 0; i < _output_channels.size(); ++i) { - lines.MoveToPoint (LEFT_WIDTH + GRID_SPACING * i, GRID_SPACING); - lines.AddLineToPoint (LEFT_WIDTH + GRID_SPACING * i, TOP_HEIGHT + _input_channels.size() * GRID_SPACING); + dc.DrawLine ( + wxPoint(LEFT_WIDTH + GRID_SPACING * i, GRID_SPACING), + wxPoint(LEFT_WIDTH + GRID_SPACING * i, TOP_HEIGHT + _input_channels.size() * GRID_SPACING) + ); } - lines.MoveToPoint (LEFT_WIDTH + GRID_SPACING * _output_channels.size(), GRID_SPACING); - lines.AddLineToPoint (LEFT_WIDTH + GRID_SPACING * _output_channels.size(), TOP_HEIGHT + _input_channels.size() * GRID_SPACING); - gc->StrokePath (lines); + + dc.DrawLine ( + wxPoint(LEFT_WIDTH + GRID_SPACING * _output_channels.size(), GRID_SPACING), + wxPoint(LEFT_WIDTH + GRID_SPACING * _output_channels.size(), TOP_HEIGHT + _input_channels.size() * GRID_SPACING) + ); } void -AudioMappingView::paint_row_labels (wxDC& dc, wxGraphicsContext* gc) +AudioMappingView::paint_row_labels (wxDC& dc) { wxCoord label_width; wxCoord label_height; - wxGraphicsPath lines = gc->CreatePath (); /* Row channel labels */ int N = 0; - BOOST_FOREACH (string i, _input_channels) { - dc.GetTextExtent (std_to_wx(i), &label_width, &label_height); - dc.DrawText (std_to_wx(i), GRID_SPACING * 2 + (GRID_SPACING - label_width) / 2, TOP_HEIGHT + GRID_SPACING * N + (GRID_SPACING - label_height) / 2); + for (auto const& i: _input_channels) { + dc.GetTextExtent (std_to_wx(i.name), &label_width, &label_height); + dc.DrawText (std_to_wx(i.name), GRID_SPACING * 2 + (GRID_SPACING - label_width) / 2, TOP_HEIGHT + GRID_SPACING * N + (GRID_SPACING - label_height) / 2); ++N; } /* Vertical lines on the left */ for (int i = 1; i < 3; ++i) { - lines.MoveToPoint (GRID_SPACING * i, TOP_HEIGHT); - lines.AddLineToPoint (GRID_SPACING * i, TOP_HEIGHT + _input_channels.size() * GRID_SPACING); + dc.DrawLine ( + wxPoint(GRID_SPACING * i, TOP_HEIGHT), + wxPoint(GRID_SPACING * i, TOP_HEIGHT + _input_channels.size() * GRID_SPACING) + ); } /* Group labels and lines */ int y = TOP_HEIGHT; - BOOST_FOREACH (Group i, _input_groups) { - dc.GetTextExtent (std_to_wx(i.name), &label_width, &label_height); + for (auto i: _input_groups) { int const height = (i.to - i.from + 1) * GRID_SPACING; - dc.DrawRotatedText ( - std_to_wx(i.name), - GRID_SPACING + (GRID_SPACING - label_height) / 2, - y + (height + label_width) / 2, - 90 - ); - lines.MoveToPoint (GRID_SPACING, y); - lines.AddLineToPoint (GRID_SPACING * 2, y); + dc.GetTextExtent (std_to_wx(i.name), &label_width, &label_height); + if (label_width > height) { + label_width = height - 8; + } + + { + wxDCClipper clip (dc, wxRect(GRID_SPACING, y, GRID_SPACING, height)); + int yp = y; + if ((yp - 2 * GRID_SPACING) < dc.GetLogicalOrigin().y) { + yp += dc.GetLogicalOrigin().y; + } + + dc.DrawRotatedText ( + std_to_wx(i.name), + GRID_SPACING + (GRID_SPACING - label_height) / 2, + y + (height + label_width) / 2, + 90 + ); + } + + dc.DrawLine (wxPoint(GRID_SPACING, y), wxPoint(GRID_SPACING * 2, y)); y += height; } - lines.MoveToPoint (GRID_SPACING, y); - lines.AddLineToPoint (GRID_SPACING * 2, y); - - gc->StrokePath (lines); + dc.DrawLine (wxPoint(GRID_SPACING, y), wxPoint(GRID_SPACING * 2, y)); } void -AudioMappingView::paint_row_lines (wxGraphicsContext* gc) +AudioMappingView::paint_row_lines (wxDC& dc) { - wxGraphicsPath lines = gc->CreatePath (); for (size_t i = 0; i < _input_channels.size(); ++i) { - lines.MoveToPoint (GRID_SPACING * 2, TOP_HEIGHT + GRID_SPACING * i); - lines.AddLineToPoint (LEFT_WIDTH + _output_channels.size() * GRID_SPACING, TOP_HEIGHT + GRID_SPACING * i); + dc.DrawLine ( + wxPoint(GRID_SPACING * 2, TOP_HEIGHT + GRID_SPACING * i), + wxPoint(LEFT_WIDTH + _output_channels.size() * GRID_SPACING, TOP_HEIGHT + GRID_SPACING * i) + ); } - lines.MoveToPoint (GRID_SPACING * 2, TOP_HEIGHT + GRID_SPACING * _input_channels.size()); - lines.AddLineToPoint (LEFT_WIDTH + _output_channels.size() * GRID_SPACING, TOP_HEIGHT + GRID_SPACING * _input_channels.size()); - gc->StrokePath (lines); + dc.DrawLine ( + wxPoint(GRID_SPACING * 2, TOP_HEIGHT + GRID_SPACING * _input_channels.size()), + wxPoint(LEFT_WIDTH + _output_channels.size() * GRID_SPACING, TOP_HEIGHT + GRID_SPACING * _input_channels.size()) + ); } void AudioMappingView::paint_indicators (wxDC& dc) { - for (size_t x = 0; x < _output_channels.size(); ++x) { - for (size_t y = 0; y < _input_channels.size(); ++y) { + /* _{input,output}_channels and _map may not always be in sync, be careful here */ + size_t const output = min(_output_channels.size(), size_t(_map.output_channels())); + size_t const input = min(_input_channels.size(), size_t(_map.input_channels())); + + for (size_t x = 0; x < output; ++x) { + for (size_t y = 0; y < input; ++y) { dc.SetBrush (*wxWHITE_BRUSH); dc.DrawRectangle ( wxRect( @@ -280,14 +305,15 @@ AudioMappingView::paint_indicators (wxDC& dc) ) ); - float const value_dB = 20 * log10 (_map.get(y, x)); + float const value_dB = linear_to_db(_map.get(_input_channels[y].index, _output_channels[x].index)); + wxColour const colour = value_dB <= 0 ? wxColour(0, 255, 0) : wxColour(255, 150, 0); int const range = 18; int height = 0; if (value_dB > -range) { - height = INDICATOR_SIZE * (1 + value_dB / range); + height = min(INDICATOR_SIZE, static_cast(INDICATOR_SIZE * (1 + value_dB / range))); } - dc.SetBrush (*wxTheBrushList->FindOrCreateBrush(wxColour (0, 255, 0), wxBRUSHSTYLE_SOLID)); + dc.SetBrush (*wxTheBrushList->FindOrCreateBrush(colour, wxBRUSHSTYLE_SOLID)); dc.DrawRectangle ( wxRect( LEFT_WIDTH + x * GRID_SPACING + (GRID_SPACING - INDICATOR_SIZE) / 2, @@ -300,27 +326,22 @@ AudioMappingView::paint_indicators (wxDC& dc) } static -void clip (wxDC& dc, wxGraphicsContext* gc, int x, int y, int w, int h) +void clip (wxDC& dc, int x, int y, int w, int h) { dc.SetClippingRegion (x, y, w, h); - gc->Clip (x, y, w, h); } static -void translate (wxDC& dc, wxGraphicsContext* gc, int x, int y) +void translate (wxDC& dc, int x, int y) { - gc->PushState (); - gc->Translate (-x, -y); dc.SetLogicalOrigin (x, y); } static -void restore (wxDC& dc, wxGraphicsContext* gc) +void restore (wxDC& dc) { dc.SetLogicalOrigin (0, 0); - gc->PopState (); dc.DestroyClippingRegion (); - gc->ResetClip (); } void @@ -328,76 +349,117 @@ AudioMappingView::paint () { wxPaintDC dc (_body); - wxGraphicsContext* gc = wxGraphicsContext::Create (dc); - if (!gc) { - return; - } - int const hs = _horizontal_scroll->GetThumbPosition (); int const vs = _vertical_scroll->GetThumbPosition (); - paint_static (dc, gc); - - clip (dc, gc, LEFT_WIDTH, 0, GRID_SPACING * _output_channels.size(), GRID_SPACING * (2 + _input_channels.size())); - translate (dc, gc, hs, 0); - paint_column_labels (dc, gc); - restore (dc, gc); - - clip (dc, gc, 0, TOP_HEIGHT, GRID_SPACING * (3 + _output_channels.size()), GRID_SPACING * _input_channels.size() + 1); - translate (dc, gc, 0, vs); - paint_row_labels (dc, gc); - restore (dc, gc); - - clip (dc, gc, GRID_SPACING * 2, TOP_HEIGHT, GRID_SPACING * (1 + _output_channels.size()), GRID_SPACING * _input_channels.size() + 1); - translate (dc, gc, hs, vs); - paint_row_lines (gc); - restore (dc, gc); - - clip (dc, gc, LEFT_WIDTH, GRID_SPACING, GRID_SPACING * (1 + _output_channels.size()), GRID_SPACING * (1 + _input_channels.size())); - translate (dc, gc, hs, vs); - paint_column_lines (gc); - restore (dc, gc); - - clip (dc, gc, LEFT_WIDTH, TOP_HEIGHT, GRID_SPACING * _output_channels.size(), GRID_SPACING * _input_channels.size()); - translate (dc, gc, hs, vs); + paint_static (dc); + + clip ( + dc, + LEFT_WIDTH, + 0, + GRID_SPACING * _output_channels.size(), + GRID_SPACING * (2 + _input_channels.size()) + ); + translate (dc, hs, 0); + paint_column_labels (dc); + restore (dc); + + clip ( + dc, + 0, + TOP_HEIGHT, + GRID_SPACING * 3, + min(int(GRID_SPACING * _input_channels.size()), GetSize().GetHeight() - TOP_HEIGHT) + ); + translate (dc, 0, vs); + paint_row_labels (dc); + restore (dc); + + clip ( + dc, + GRID_SPACING * 2, + TOP_HEIGHT, + GRID_SPACING * (1 + _output_channels.size()), + min(int(GRID_SPACING * (2 + _input_channels.size())), GetSize().GetHeight() - TOP_HEIGHT) + ); + translate (dc, hs, vs); + paint_row_lines (dc); + restore (dc); + + clip ( + dc, + LEFT_WIDTH, + GRID_SPACING, + GRID_SPACING * (1 + _output_channels.size()), + min(int(GRID_SPACING * (1 + _input_channels.size())), GetSize().GetHeight() - GRID_SPACING) + ); + translate (dc, hs, vs); + paint_column_lines (dc); + restore (dc); + + clip ( + dc, + LEFT_WIDTH, + TOP_HEIGHT, + GRID_SPACING * _output_channels.size(), + min(int(GRID_SPACING * _input_channels.size()), GetSize().GetHeight() - TOP_HEIGHT) + ); + translate (dc, hs, vs); paint_indicators (dc); - restore (dc, gc); - - delete gc; + restore (dc); } -optional > +optional > AudioMappingView::mouse_event_to_channels (wxMouseEvent& ev) const { int const x = ev.GetX() + _horizontal_scroll->GetThumbPosition(); int const y = ev.GetY() + _vertical_scroll->GetThumbPosition(); if (x <= LEFT_WIDTH || y < TOP_HEIGHT) { - return optional >(); + return optional >(); } int const input = (y - TOP_HEIGHT) / GRID_SPACING; int const output = (x - LEFT_WIDTH) / GRID_SPACING; if (input >= int(_input_channels.size()) || output >= int(_output_channels.size())) { - return optional >(); + return optional >(); + } + + return make_pair (_input_channels[input], _output_channels[output]); +} + +optional +AudioMappingView::mouse_event_to_input_group_name (wxMouseEvent& ev) const +{ + int const x = ev.GetX() + _horizontal_scroll->GetThumbPosition(); + if (x < GRID_SPACING || x > (2 * GRID_SPACING)) { + return optional(); } - return make_pair (input, output); + int y = (ev.GetY() + _vertical_scroll->GetThumbPosition() - (GRID_SPACING * 2)) / GRID_SPACING; + for (auto i: _input_groups) { + if (i.from <= y && y <= i.to) { + return i.name; + } + } + + return optional(); } void AudioMappingView::left_down (wxMouseEvent& ev) { - optional > channels = mouse_event_to_channels (ev); + optional > channels = mouse_event_to_channels (ev); if (!channels) { return; } - if (_map.get(channels->first, channels->second) > 0) { - _map.set (channels->first, channels->second, 0); + if (_map.get(channels->first.index, channels->second.index) > 0) { + _map.set (channels->first.index, channels->second.index, 0); } else { - _map.set (channels->first, channels->second, 1); + _map.set (channels->first.index, channels->second.index, 1); } map_values_changed (); @@ -406,13 +468,13 @@ AudioMappingView::left_down (wxMouseEvent& ev) void AudioMappingView::right_down (wxMouseEvent& ev) { - optional > channels = mouse_event_to_channels (ev); + optional > channels = mouse_event_to_channels (ev); if (!channels) { return; } - _menu_input = channels->first; - _menu_output = channels->second; + _menu_input = channels->first.index; + _menu_output = channels->second.index; PopupMenu (_menu, ev.GetPosition()); } @@ -437,39 +499,23 @@ void AudioMappingView::map_values_changed () { Changed (_map); - _last_tooltip_channels = optional >(); + _last_tooltip_channels = optional >(); Refresh (); } void -AudioMappingView::off () -{ - _map.set (_menu_input, _menu_output, 0); - map_values_changed (); -} - -void -AudioMappingView::full () +AudioMappingView::set_gain_from_menu (double linear) { - _map.set (_menu_input, _menu_output, 1); - map_values_changed (); -} - -void -AudioMappingView::minus6dB () -{ - _map.set (_menu_input, _menu_output, pow (10, -6.0 / 20)); + _map.set (_menu_input, _menu_output, linear); map_values_changed (); } void AudioMappingView::edit () { - int const d = _menu_output - 1; - - AudioGainDialog* dialog = new AudioGainDialog (this, _menu_input, _menu_output - 1, _map.get(_menu_input, d)); + AudioGainDialog* dialog = new AudioGainDialog (this, _menu_input, _menu_output, _map.get(_menu_input, _menu_output)); if (dialog->ShowModal() == wxID_OK) { - _map.set (_menu_input, d, dialog->value ()); + _map.set (_menu_input, _menu_output, dialog->value ()); map_values_changed (); } @@ -484,47 +530,88 @@ AudioMappingView::set (AudioMapping map) } void -AudioMappingView::set_input_channels (vector const & names) +AudioMappingView::set_input_channels (vector const& channels) { - _input_channels = names; + _input_channels = channels; setup (); Refresh (); } void -AudioMappingView::set_output_channels (vector const & names) +AudioMappingView::set_output_channels (vector const & channels) { - _output_channels = names; + _output_channels = channels; setup (); Refresh (); } + +wxString +AudioMappingView::input_channel_name_with_group (NamedChannel const& n) const +{ + optional group; + for (auto i: _input_groups) { + if (i.from <= n.index && n.index <= i.to) { + group = std_to_wx (i.name); + } + } + + if (group && !group->IsEmpty()) { + return wxString::Format ("%s/%s", group->data(), std_to_wx(n.name).data()); + } + + return std_to_wx(n.name); +} + + void AudioMappingView::motion (wxMouseEvent& ev) { - optional > channels = mouse_event_to_channels (ev); - if (!channels) { - SetToolTip (""); - _last_tooltip_channels = channels; - return; - } + optional > channels = mouse_event_to_channels (ev); + if (channels) { + if (channels != _last_tooltip_channels) { + wxString s; + float const gain = _map.get(channels->first.index, channels->second.index); + if (gain == 0) { + s = wxString::Format ( + _("No audio will be passed from %s channel '%s' to %s channel '%s'."), + _from, + input_channel_name_with_group(channels->first), + _to, + std_to_wx(channels->second.name) + ); + } else if (gain == 1) { + s = wxString::Format ( + _("Audio will be passed from %s channel %s to %s channel %s unaltered."), + _from, + input_channel_name_with_group(channels->first), + _to, + std_to_wx(channels->second.name) + ); + } else { + float const dB = linear_to_db(gain); + s = wxString::Format ( + _("Audio will be passed from %s channel %s to %s channel %s with gain %.1fdB."), + _from, + input_channel_name_with_group(channels->first), + _to, + std_to_wx(channels->second.name), + dB + ); + } - if (channels != _last_tooltip_channels) { - wxString s; - float const gain = _map.get(channels->first, channels->second); - if (gain == 0) { - s = wxString::Format (_("No audio will be passed from content channel %d to DCP channel %d."), channels->first + 1, channels->second + 1); - } else if (gain == 1) { - s = wxString::Format (_("Audio will be passed from content channel %d to DCP channel %d unaltered."), channels->first + 1, channels->second + 1); + SetToolTip (s + " " + _("Right click to change gain.")); + } + } else { + optional group = mouse_event_to_input_group_name (ev); + if (group) { + SetToolTip (std_to_wx(*group)); } else { - float const dB = 20 * log10 (gain); - s = wxString::Format (_("Audio will be passed from content channel %d to DCP channel %d with gain %.1fdB."), channels->first + 1, channels->second + 1, dB); + SetToolTip (""); } - - SetToolTip (s + " " + _("Right click to change gain.")); - _last_tooltip_channels = channels; } + _last_tooltip_channels = channels; ev.Skip (); }