Cleanup: remove some unnecessary includes.
[dcpomatic.git] / src / wx / audio_mapping_view.cc
index 67ece1f7b1ef0ec4961f8157c080c5c3e11326dd..6f4a39b1edac3af60e6f6df6d1b642192077570c 100644 (file)
 
 */
 
+
 /** @file  src/wx/audio_mapping_view.cc
  *  @brief AudioMappingView class and helpers.
  */
 
+
+#include "audio_gain_dialog.h"
 #include "audio_mapping_view.h"
 #include "wx_util.h"
-#include "audio_gain_dialog.h"
 #include "lib/audio_mapping.h"
-#include "lib/util.h"
-#include "lib/warnings.h"
+#include "lib/maths_util.h"
 #include <dcp/locale_convert.h>
 #include <dcp/types.h>
-DCPOMATIC_DISABLE_WARNINGS
-#include <wx/wx.h>
-#include <wx/renderer.h>
-#include <wx/grid.h>
+#include <dcp/warnings.h>
+LIBDCP_DISABLE_WARNINGS
 #include <wx/graphics.h>
-DCPOMATIC_ENABLE_WARNINGS
-#include <iostream>
+#include <wx/grid.h>
+#include <wx/renderer.h>
+#include <wx/wx.h>
+LIBDCP_ENABLE_WARNINGS
+
 
-using std::cout;
 using std::list;
-using std::string;
-using std::min;
+using std::make_pair;
 using std::max;
-using std::vector;
+using std::min;
 using std::pair;
-using std::make_pair;
 using std::shared_ptr;
+using std::string;
+using std::vector;
 using boost::optional;
 #if BOOST_VERSION >= 106100
 using namespace boost::placeholders;
 #endif
 using dcp::locale_convert;
 
+
 static constexpr auto INDICATOR_SIZE = 20;
 static constexpr auto ROW_HEIGHT = 32;
 static constexpr auto MINIMUM_COLUMN_WIDTH = 32;
-static constexpr auto LEFT_WIDTH = MINIMUM_COLUMN_WIDTH * 3;
 static constexpr auto TOP_HEIGHT = ROW_HEIGHT * 2;
 static constexpr auto COLUMN_PADDING = 16;
-static constexpr auto HORIZONTAL_PAGE_SIZE = 32;
+
 
 enum {
        ID_off = 1,
@@ -69,6 +70,7 @@ enum {
        ID_edit = 5
 };
 
+
 AudioMappingView::AudioMappingView (wxWindow* parent, wxString left_label, wxString from, wxString top_label, wxString to)
        : wxPanel (parent, wxID_ANY)
        , _menu_input (0)
@@ -85,73 +87,25 @@ AudioMappingView::AudioMappingView (wxWindow* parent, wxString left_label, wxStr
        _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::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));
-       _body->Bind (wxEVT_LEFT_DOWN, boost::bind(&AudioMappingView::left_down, this, _1));
-       _body->Bind (wxEVT_RIGHT_DOWN, boost::bind(&AudioMappingView::right_down, this, _1));
-       _body->Bind (wxEVT_MOTION, boost::bind(&AudioMappingView::motion, this, _1));
-       _vertical_scroll->Bind (wxEVT_SCROLL_TOP, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_BOTTOM, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_LINEUP, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_LINEDOWN, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_PAGEUP, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_PAGEDOWN, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_THUMBTRACK, boost::bind(&AudioMappingView::scroll, this));
-       _vertical_scroll->Bind (wxEVT_SCROLL_THUMBRELEASE, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_TOP, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_BOTTOM, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_LINEUP, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_LINEDOWN, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_PAGEUP, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_PAGEDOWN, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_THUMBTRACK, boost::bind(&AudioMappingView::scroll, this));
-       _horizontal_scroll->Bind (wxEVT_SCROLL_THUMBRELEASE, boost::bind(&AudioMappingView::scroll, this));
+       Bind (wxEVT_PAINT, boost::bind(&AudioMappingView::paint, this));
+       Bind (wxEVT_LEFT_DOWN, boost::bind(&AudioMappingView::left_down, this, _1));
+       Bind (wxEVT_RIGHT_DOWN, boost::bind(&AudioMappingView::right_down, this, _1));
+       Bind (wxEVT_MOTION, boost::bind(&AudioMappingView::motion, this, _1));
 }
 
-void
-AudioMappingView::size (wxSizeEvent& ev)
-{
-       setup ();
-       ev.Skip ();
-}
 
 void
 AudioMappingView::setup ()
 {
-       auto const s = GetSize();
-       int const w = _vertical_scroll->GetSize().GetWidth();
-       int const h = _horizontal_scroll->GetSize().GetHeight();
-
-       _vertical_scroll->SetPosition (wxPoint(s.GetWidth() - w, 0));
-       _vertical_scroll->SetSize (wxSize(w, max(0, s.GetHeight() - h)));
-
-       _body->SetSize (wxSize(max(0, s.GetWidth() - w), max(0, s.GetHeight() - h)));
-
-       _horizontal_scroll->SetPosition (wxPoint(0, s.GetHeight() - h));
-       _horizontal_scroll->SetSize (wxSize(max(0, s.GetWidth() - w), h));
-
-       _vertical_scroll->SetScrollbar (
-               _vertical_scroll->GetThumbPosition(),
-               s.GetHeight() - h - 8,
-               ROW_HEIGHT * (2 + _input_channels.size()),
-               ROW_HEIGHT,
-               true
-               );
-
        wxClientDC dc (GetParent());
        dc.SetFont (wxSWISS_FONT->Bold());
 
@@ -168,19 +122,9 @@ AudioMappingView::setup ()
                _column_widths_total += this_width;
        }
 
-       _horizontal_scroll->SetScrollbar (
-               _horizontal_scroll->GetThumbPosition(),
-               s.GetWidth() - w - 8,
-               LEFT_WIDTH + _column_widths_total,
-               HORIZONTAL_PAGE_SIZE,
-               true);
+       SetMinSize({8 + left_width() + _column_widths_total, static_cast<int>(8 + TOP_HEIGHT + ROW_HEIGHT * _input_channels.size())});
 }
 
-void
-AudioMappingView::scroll ()
-{
-       Refresh ();
-}
 
 void
 AudioMappingView::paint_static (wxDC& dc)
@@ -190,7 +134,7 @@ AudioMappingView::paint_static (wxDC& dc)
        wxCoord label_height;
 
        dc.GetTextExtent (_top_label, &label_width, &label_height);
-       dc.DrawText (_top_label, LEFT_WIDTH + (_column_widths_total - label_width) / 2, (ROW_HEIGHT - label_height) / 2);
+       dc.DrawText (_top_label, left_width() + (_column_widths_total - label_width) / 2, (ROW_HEIGHT - label_height) / 2);
 
        dc.GetTextExtent (_left_label, &label_width, &label_height);
        dc.DrawRotatedText (
@@ -203,12 +147,13 @@ AudioMappingView::paint_static (wxDC& dc)
        dc.SetFont (*wxSWISS_FONT);
 }
 
+
 void
 AudioMappingView::paint_column_labels (wxDC& dc)
 {
        wxCoord label_width;
        wxCoord label_height;
-       int x = LEFT_WIDTH;
+       int x = left_width();
        for (auto i = 0U; i < _output_channels.size(); ++i) {
                auto const name = std_to_wx(_output_channels[i].name);
                dc.GetTextExtent (name, &label_width, &label_height);
@@ -216,14 +161,15 @@ AudioMappingView::paint_column_labels (wxDC& dc)
                x += _column_widths[i];
        }
 
-       dc.DrawLine(wxPoint(LEFT_WIDTH, ROW_HEIGHT), wxPoint(LEFT_WIDTH + _column_widths_total, ROW_HEIGHT));
-       dc.DrawLine(wxPoint(LEFT_WIDTH, ROW_HEIGHT * 2), wxPoint(LEFT_WIDTH + _column_widths_total, ROW_HEIGHT * 2));
+       dc.DrawLine(wxPoint(left_width(), ROW_HEIGHT), wxPoint(left_width() + _column_widths_total, ROW_HEIGHT));
+       dc.DrawLine(wxPoint(left_width(), ROW_HEIGHT * 2), wxPoint(left_width() + _column_widths_total, ROW_HEIGHT * 2));
 }
 
+
 void
 AudioMappingView::paint_column_lines (wxDC& dc)
 {
-       int x = LEFT_WIDTH;
+       int x = left_width();
        for (size_t i = 0; i < _output_channels.size(); ++i) {
                dc.DrawLine (
                        wxPoint(x, ROW_HEIGHT),
@@ -233,11 +179,12 @@ AudioMappingView::paint_column_lines (wxDC& dc)
        }
 
        dc.DrawLine (
-               wxPoint(LEFT_WIDTH + _column_widths_total, ROW_HEIGHT),
-               wxPoint(LEFT_WIDTH + _column_widths_total, TOP_HEIGHT + _input_channels.size() * ROW_HEIGHT)
+               wxPoint(left_width() + _column_widths_total, ROW_HEIGHT),
+               wxPoint(left_width() + _column_widths_total, TOP_HEIGHT + _input_channels.size() * ROW_HEIGHT)
                );
 }
 
+
 void
 AudioMappingView::paint_row_labels (wxDC& dc)
 {
@@ -249,7 +196,7 @@ AudioMappingView::paint_row_labels (wxDC& dc)
        for (auto i = 0U; i < _input_channels.size(); ++i) {
                auto const name = std_to_wx(_input_channels[i].name);
                dc.GetTextExtent (name, &label_width, &label_height);
-               dc.DrawText (name, LEFT_WIDTH - MINIMUM_COLUMN_WIDTH + (MINIMUM_COLUMN_WIDTH - label_width) / 2, TOP_HEIGHT + ROW_HEIGHT * i + (ROW_HEIGHT - label_height) / 2);
+               dc.DrawText (name, left_width() - MINIMUM_COLUMN_WIDTH + (MINIMUM_COLUMN_WIDTH - label_width) / 2, TOP_HEIGHT + ROW_HEIGHT * i + (ROW_HEIGHT - label_height) / 2);
        }
 
        /* Vertical lines on the left */
@@ -268,6 +215,11 @@ AudioMappingView::paint_row_labels (wxDC& dc)
        }
        dc.DrawLine (wxPoint(MINIMUM_COLUMN_WIDTH, y), wxPoint(MINIMUM_COLUMN_WIDTH * 2, y));
 
+       if (_input_groups.empty()) {
+               auto const bottom = TOP_HEIGHT + _input_channels.size() * ROW_HEIGHT;
+               dc.DrawLine(wxPoint(MINIMUM_COLUMN_WIDTH, bottom), wxPoint(MINIMUM_COLUMN_WIDTH * 2, bottom));
+       }
+
        /* Group labels and lines; be careful here as wxDCClipper does not restore the old
         * clipping rectangle after it is destroyed
         */
@@ -298,21 +250,19 @@ AudioMappingView::paint_row_labels (wxDC& dc)
        }
 }
 
+
 void
 AudioMappingView::paint_row_lines (wxDC& dc)
 {
-       for (size_t i = 0; i < _input_channels.size(); ++i) {
+       for (size_t i = 0; i < _input_channels.size() + 1; ++i) {
                dc.DrawLine (
                        wxPoint(MINIMUM_COLUMN_WIDTH * 2, TOP_HEIGHT + ROW_HEIGHT * i),
-                       wxPoint(LEFT_WIDTH + _column_widths_total, TOP_HEIGHT + ROW_HEIGHT * i)
+                       wxPoint(left_width() + _column_widths_total, TOP_HEIGHT + ROW_HEIGHT * i)
                        );
        }
-       dc.DrawLine (
-               wxPoint(MINIMUM_COLUMN_WIDTH * 2, TOP_HEIGHT + ROW_HEIGHT * _input_channels.size()),
-               wxPoint(LEFT_WIDTH + _column_widths_total, TOP_HEIGHT + ROW_HEIGHT * _input_channels.size())
-               );
 }
 
+
 void
 AudioMappingView::paint_indicators (wxDC& dc)
 {
@@ -320,7 +270,7 @@ AudioMappingView::paint_indicators (wxDC& dc)
        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()));
 
-       int xp = LEFT_WIDTH;
+       int xp = left_width();
        for (size_t x = 0; x < output; ++x) {
                for (size_t y = 0; y < input; ++y) {
                        dc.SetBrush (*wxWHITE_BRUSH);
@@ -354,17 +304,6 @@ AudioMappingView::paint_indicators (wxDC& dc)
        }
 }
 
-static
-void clip (wxDC& dc, int x, int y, int w, int h)
-{
-       dc.SetClippingRegion (x, y, w, h);
-}
-
-static
-void translate (wxDC& dc, int x, int y)
-{
-       dc.SetLogicalOrigin (x, y);
-}
 
 static
 void restore (wxDC& dc)
@@ -373,85 +312,74 @@ void restore (wxDC& dc)
        dc.DestroyClippingRegion ();
 }
 
+
 void
 AudioMappingView::paint ()
 {
-       wxPaintDC dc (_body);
-
-       int const hs = _horizontal_scroll->GetThumbPosition ();
-       int const vs = _vertical_scroll->GetThumbPosition ();
+       wxPaintDC dc(this);
 
        paint_static (dc);
 
-       clip (
-               dc,
-               LEFT_WIDTH,
+       dc.SetClippingRegion (
+               left_width(),
                0,
                _column_widths_total,
                ROW_HEIGHT * (2 + _input_channels.size())
-            );
-       translate (dc, hs, 0);
+               );
        paint_column_labels (dc);
        restore (dc);
 
-       clip (
-               dc,
+       dc.SetClippingRegion(
                0,
                TOP_HEIGHT,
-               LEFT_WIDTH,
-               min(int(ROW_HEIGHT * _input_channels.size()), GetSize().GetHeight() - TOP_HEIGHT)
+               left_width(),
+               min(int(ROW_HEIGHT * _input_channels.size()), GetSize().GetHeight() - TOP_HEIGHT) + 1
             );
-       translate (dc, 0, vs);
        paint_row_labels (dc);
        restore (dc);
 
-       clip (
-               dc,
+       dc.SetClippingRegion(
                MINIMUM_COLUMN_WIDTH * 2,
                TOP_HEIGHT,
                MINIMUM_COLUMN_WIDTH + _column_widths_total,
                min(int(ROW_HEIGHT * (2 + _input_channels.size())), GetSize().GetHeight() - TOP_HEIGHT)
             );
-       translate (dc, hs, vs);
        paint_row_lines (dc);
        restore (dc);
 
-       clip (
-               dc,
-               LEFT_WIDTH,
+       dc.SetClippingRegion(
+               left_width(),
                MINIMUM_COLUMN_WIDTH,
                MINIMUM_COLUMN_WIDTH + _column_widths_total,
                min(int(ROW_HEIGHT * (1 + _input_channels.size())), GetSize().GetHeight() - ROW_HEIGHT)
             );
-       translate (dc, hs, vs);
        paint_column_lines (dc);
        restore (dc);
 
-       clip (
-               dc,
-               LEFT_WIDTH,
+       dc.SetClippingRegion (
+               left_width(),
                TOP_HEIGHT,
                _column_widths_total,
                min(int(ROW_HEIGHT * _input_channels.size()), GetSize().GetHeight() - TOP_HEIGHT)
             );
-       translate (dc, hs, vs);
        paint_indicators (dc);
        restore (dc);
 }
 
+
 optional<pair<NamedChannel, NamedChannel>>
 AudioMappingView::mouse_event_to_channels (wxMouseEvent& ev) const
 {
-       int x = ev.GetX() + _horizontal_scroll->GetThumbPosition();
-       int const y = ev.GetY() + _vertical_scroll->GetThumbPosition();
+       int x = ev.GetX();
+       int const y = ev.GetY();
 
-       if (x <= LEFT_WIDTH || y < TOP_HEIGHT) {
+       if (x <= left_width() || y < TOP_HEIGHT) {
                return {};
        }
 
        int const input = (y - TOP_HEIGHT) / ROW_HEIGHT;
 
-       x -= LEFT_WIDTH;
+       x -= left_width();
        int output = 0;
        for (auto const i: _column_widths) {
                x -= i;
@@ -471,12 +399,12 @@ AudioMappingView::mouse_event_to_channels (wxMouseEvent& ev) const
 optional<string>
 AudioMappingView::mouse_event_to_input_group_name (wxMouseEvent& ev) const
 {
-       int const x = ev.GetX() + _horizontal_scroll->GetThumbPosition();
+       int const x = ev.GetX();
        if (x < MINIMUM_COLUMN_WIDTH || x > (2 * MINIMUM_COLUMN_WIDTH)) {
                return {};
        }
 
-       int const y = (ev.GetY() + _vertical_scroll->GetThumbPosition() - TOP_HEIGHT) / ROW_HEIGHT;
+       int const y = (ev.GetY() - TOP_HEIGHT) / ROW_HEIGHT;
        for (auto i: _input_groups) {
                if (i.from <= y && y <= i.to) {
                        return i.name;
@@ -516,21 +444,6 @@ AudioMappingView::right_down (wxMouseEvent& ev)
        PopupMenu (_menu, ev.GetPosition());
 }
 
-void
-AudioMappingView::mouse_wheel (wxMouseEvent& ev)
-{
-       if (ev.ShiftDown()) {
-               _horizontal_scroll->SetThumbPosition (
-                       _horizontal_scroll->GetThumbPosition() + (ev.GetWheelRotation() > 0 ? -HORIZONTAL_PAGE_SIZE : HORIZONTAL_PAGE_SIZE)
-                       );
-
-       } else {
-               _vertical_scroll->SetThumbPosition (
-                       _vertical_scroll->GetThumbPosition() + (ev.GetWheelRotation() > 0 ? -ROW_HEIGHT : ROW_HEIGHT)
-                       );
-       }
-       Refresh ();
-}
 
 /** Called when any gain value has changed */
 void
@@ -551,13 +464,11 @@ AudioMappingView::set_gain_from_menu (double linear)
 void
 AudioMappingView::edit ()
 {
-       auto dialog = new AudioGainDialog (this, _menu_input, _menu_output, _map.get(_menu_input, _menu_output));
+       auto dialog = make_wx<AudioGainDialog>(this, _menu_input, _menu_output, _map.get(_menu_input, _menu_output));
        if (dialog->ShowModal() == wxID_OK) {
                _map.set (_menu_input, _menu_output, dialog->value ());
                map_values_changed ();
        }
-
-       dialog->Destroy ();
 }
 
 void
@@ -658,3 +569,12 @@ AudioMappingView::set_input_groups (vector<Group> const & groups)
 {
        _input_groups = groups;
 }
+
+
+int
+AudioMappingView::left_width() const
+{
+       return _input_groups.empty() ? (MINIMUM_COLUMN_WIDTH * 2) : (MINIMUM_COLUMN_WIDTH * 3);
+}
+
+