git.sesse.net Git - nageru/blob - mainwindow.cpp

   1 #include "mainwindow.h"
   2 #include "window.h"
   3 #include <thread>
   4 #include <vector>
   5 #include <string>
   6 #include <QSignalMapper>
   7 #include <QMetaType>
   8 #include <QShortcut>
   9 #include <QResizeEvent>
  10
  11 #include "context.h"
  12 #include "mixer.h"
  13
  14 #include "ui_mainwindow.h"
  15
  16 using namespace std;
  17
  18 Q_DECLARE_METATYPE(std::vector<std::string>);
  19
  20 MainWindow::MainWindow()
  21         : ui(new Ui::MainWindow)
  22 {
  23         ui->setupUi(this);
  24
  25         ui->me_live->set_output(Mixer::OUTPUT_LIVE);
  26         ui->me_preview->set_output(Mixer::OUTPUT_PREVIEW);
  27
  28         // TODO: Ask for the real number.
  29         ui->preview1->set_output(Mixer::OUTPUT_INPUT0);
  30         ui->preview2->set_output(Mixer::OUTPUT_INPUT1);
  31         ui->preview3->set_output(Mixer::OUTPUT_INPUT2);
  32
  33         // Hook up the preview clicks.
  34         {
  35                 QSignalMapper *mapper = new QSignalMapper(this);
  36                 mapper->setMapping(ui->preview1, 0),
  37                 mapper->setMapping(ui->preview2, 1);
  38                 mapper->setMapping(ui->preview3, 2);
  39                 connect(ui->preview1, SIGNAL(clicked()), mapper, SLOT(map()));
  40                 connect(ui->preview2, SIGNAL(clicked()), mapper, SLOT(map()));
  41                 connect(ui->preview3, SIGNAL(clicked()), mapper, SLOT(map()));
  42
  43                 connect(mapper, SIGNAL(mapped(int)), this, SLOT(channel_clicked(int)));
  44         }
  45
  46         // Hook up the preview keyboard keys.
  47         {
  48                 QSignalMapper *mapper = new QSignalMapper(this);
  49                 QShortcut *shortcut1 = new QShortcut(QKeySequence(Qt::Key_1), this);
  50                 connect(shortcut1, SIGNAL(activated()), mapper, SLOT(map()));
  51                 QShortcut *shortcut2 = new QShortcut(QKeySequence(Qt::Key_2), this);
  52                 connect(shortcut2, SIGNAL(activated()), mapper, SLOT(map()));
  53                 QShortcut *shortcut3 = new QShortcut(QKeySequence(Qt::Key_3), this);
  54                 connect(shortcut3, SIGNAL(activated()), mapper, SLOT(map()));
  55                 mapper->setMapping(shortcut1, 0),
  56                 mapper->setMapping(shortcut2, 1);
  57                 mapper->setMapping(shortcut3, 2);
  58
  59                 connect(mapper, SIGNAL(mapped(int)), this, SLOT(channel_clicked(int)));
  60         }
  61
  62         // Hook up the transition buttons.
  63         // TODO: Make them dynamic.
  64         {
  65                 QSignalMapper *mapper = new QSignalMapper(this);
  66                 mapper->setMapping(ui->transition_btn1, 0),
  67                 mapper->setMapping(ui->transition_btn2, 1);
  68                 mapper->setMapping(ui->transition_btn3, 2);
  69                 connect(ui->transition_btn1, SIGNAL(clicked()), mapper, SLOT(map()));
  70                 connect(ui->transition_btn2, SIGNAL(clicked()), mapper, SLOT(map()));
  71                 connect(ui->transition_btn3, SIGNAL(clicked()), mapper, SLOT(map()));
  72                 connect(mapper, SIGNAL(mapped(int)), this, SLOT(transition_clicked(int)));
  73         }
  74
  75         // Aiee...
  76         transition_btn1 = ui->transition_btn1;
  77         transition_btn2 = ui->transition_btn2;
  78         transition_btn3 = ui->transition_btn3;
  79         qRegisterMetaType<std::vector<std::string>>("std::vector<std::string>");
  80         connect(ui->preview1, SIGNAL(transition_names_updated(std::vector<std::string>)),
  81                 this, SLOT(set_transition_names(std::vector<std::string>)));
  82
  83         // global_mixer does not exist yet, so need to delay the actual hookups.
  84         global_vu_meter = ui->vu_meter;
  85         global_peak_display = ui->peak_display;
  86 }
  87
  88 void MainWindow::resizeEvent(QResizeEvent* event)
  89 {
  90         QMainWindow::resizeEvent(event);
  91
  92         // Ask for a relayout, but only after the event loop is done doing relayout
  93         // on everything else.
  94         QMetaObject::invokeMethod(this, "relayout", Qt::QueuedConnection);
  95 }
  96
  97 void MainWindow::relayout()
  98 {
  99         int width = size().width();
 100         int height = size().height();
 101
 102         // Allocate the height; the most important part is to keep the main displays
 103         // at 16:9 if at all possible.
 104         double me_width = ui->me_preview->width();
 105         double me_height = me_width * 9.0 / 16.0 + ui->label_preview->height();
 106
 107         // TODO: Scale the widths when we need to do this.
 108         if (me_height / double(height) > 0.8) {
 109                 me_height = height * 0.8;
 110         }
 111
 112         // The previews will be constrained by the remaining height, and the width.
 113         // FIXME: spacing?
 114         double preview_height = std::min(height - me_height, (width / 4.0) * 9.0 / 16.0);
 115
 116         ui->vertical_layout->setStretch(0, lrintf(me_height));
 117         ui->vertical_layout->setStretch(1, std::max<int>(1, lrintf(height - me_height - preview_height)));
 118         ui->vertical_layout->setStretch(2, lrintf(preview_height));
 119
 120         // Set the widths for the previews.
 121         double preview_width = preview_height * 16.0 / 9.0;  // FIXME: spacing?
 122
 123         ui->preview_displays->setStretch(0, lrintf(preview_width));
 124         ui->preview_displays->setStretch(1, lrintf(preview_width));
 125         ui->preview_displays->setStretch(2, lrintf(preview_width));
 126         ui->preview_displays->setStretch(3, lrintf(preview_width));
 127         ui->preview_displays->setStretch(4, lrintf(width - 4.0 * preview_width));
 128 }
 129
 130 void MainWindow::set_transition_names(vector<string> transition_names)
 131 {
 132         if (transition_names.size() < 1) {
 133                 transition_btn1->setText(QString(""));
 134         } else {
 135                 transition_btn1->setText(QString::fromStdString(transition_names[0]));
 136         }
 137         if (transition_names.size() < 2) {
 138                 transition_btn2->setText(QString(""));
 139         } else {
 140                 transition_btn2->setText(QString::fromStdString(transition_names[1]));
 141         }
 142         if (transition_names.size() < 3) {
 143                 transition_btn3->setText(QString(""));
 144         } else {
 145                 transition_btn3->setText(QString::fromStdString(transition_names[2]));
 146         }
 147 }
 148
 149 void MainWindow::transition_clicked(int transition_number)
 150 {
 151         global_mixer->transition_clicked(transition_number);
 152 }
 153
 154 void MainWindow::channel_clicked(int channel_number)
 155 {
 156         global_mixer->channel_clicked(channel_number);
 157 }