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

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