#include <QGuiApplication>
#include <QScreen>
#include <QWidget>
#include <QMenuBar>
#include <QFileDialog>
#include <QHBoxLayout>
#include <QPushButton>

#include "MainWindow.hpp"


MainWindow::MainWindow ()
{
  createActions ();
  createMenus ();

  setWindowTitle (tr ("DSL - Draw Strength Line"));

  QScreen *screen = QGuiApplication::primaryScreen ();
  QRect screenGeometry = screen->geometry ();
  screenWidth = screenGeometry.width () - 200;
  screenHeight = screenGeometry.height () - 200;

  QWidget *central= new QWidget(this);
  waLeft = new WorkArea ((screenWidth/2)-25, screenHeight, this);
  waRight = new WorkArea ((screenWidth/2)-25, screenHeight, this);
  QHBoxLayout *layout = new QHBoxLayout(this);
  layout->addWidget(waLeft);
  QPushButton *button = new QPushButton("coucou", this);
  button->setFixedSize(QSize(50,20));
  layout->addWidget(button);
  layout->addWidget(waRight);
  central->setLayout(layout);
  
  setCentralWidget (central);

  setFixedSize (screenWidth, screenHeight);
}

void
MainWindow::open ()
{
  QString imageFilename = QFileDialog::getOpenFileName (this,
						   QObject::
						   tr ("Open image file"),
						   QDir::currentPath (),
						   QObject::
						   tr
						   ("Images files (*.jpg *.png);;All files (*.*)"));
  QString SLLeftFilename = QFileDialog::getOpenFileName (this,
						   QObject::
						   tr ("Open strength lines file"),
						   QDir::currentPath (),
						   QObject::
						   tr
						   ("Text files (*.txt);;All files (*.*)"));
  QString SLRightFilename = QFileDialog::getOpenFileName (this,
						   QObject::
						   tr ("Open strength lines file"),
						   QDir::currentPath (),
						   QObject::
						   tr
						   ("Text files (*.txt);;All files (*.*)"));

  openC(imageFilename, SLLeftFilename, SLRightFilename);
}

void
MainWindow::openC (QString image, QString leftSL, QString rightSL){
  waLeft->loadImage (image.toStdString ());
  waRight->loadImage (image.toStdString ());
  waLeft->loadSL(leftSL.toStdString());
  waRight->loadSL(rightSL.toStdString());
  waLeft->setReadOnly(true);
  waRight->setReadOnly(true);
  setFixedSize (waLeft->geometry().width()*2+50, waLeft->geometry().height()+waLeft->geometry().y());
}

void
MainWindow::createActions ()
{
  openAct = new QAction (tr ("&Open image"), this);
  openAct->setShortcuts (QKeySequence::Open);
  connect (openAct, &QAction::triggered, this, &MainWindow::open);

  exitAct = new QAction (tr ("E&xit"), this);
  exitAct->setShortcuts (QKeySequence::Quit);
  connect (exitAct, &QAction::triggered, this, &QWidget::close);
}

void
MainWindow::createMenus ()
{
  fileMenu = menuBar ()->addMenu (tr ("&File"));
  fileMenu->addAction (openAct);

  fileMenu->addSeparator ();

  fileMenu->addAction (exitAct);
}