From b3f44bfb0fcae8d679fc8188816f5ebc70299149 Mon Sep 17 00:00:00 2001
From: Georgi Tushev <georgi.tushev@brain.mpg.de>
Date: Wed, 2 Jan 2019 23:53:12 +0100
Subject: [PATCH] add epos timer

---
 BrainATUMtome/BrainATUMtome.pro |  1 +
 BrainATUMtome/epos.cpp          | 16 +++++++++++++++-
 BrainATUMtome/epos.h            |  2 +-
 BrainATUMtome/mainwindow.cpp    | 34 +++++++++++++++++++++++++++++----
 BrainATUMtome/mainwindow.h      |  4 ++++
 5 files changed, 51 insertions(+), 6 deletions(-)

diff --git a/BrainATUMtome/BrainATUMtome.pro b/BrainATUMtome/BrainATUMtome.pro
index 34e4717..3088193 100644
--- a/BrainATUMtome/BrainATUMtome.pro
+++ b/BrainATUMtome/BrainATUMtome.pro
@@ -54,3 +54,4 @@ DEPENDPATH += $$PWD/../libs/epos/include
 
 macx: INCLUDEPATH += $$PWD/../libs/epos/macx
 macx: LIBS += -L$$PWD/../libs/epos/macx -lepos
+
diff --git a/BrainATUMtome/epos.cpp b/BrainATUMtome/epos.cpp
index 0606cfb..69b6557 100644
--- a/BrainATUMtome/epos.cpp
+++ b/BrainATUMtome/epos.cpp
@@ -126,7 +126,7 @@ void Epos::setVelocityMode(HANDLE m_keyHandle)
     }
 }
 
-void Epos::move(HANDLE m_keyHandle, qint16 velocityMust)
+void Epos::move(HANDLE m_keyHandle, int velocityMust)
 {
     enable(m_keyHandle);
 
@@ -230,6 +230,19 @@ void Epos::on_uirequest_velocity(int motorid, int velocity)
     }
 
     emit log(EventLogType::Notify, "EPOS :: " + textMotor + " motor " + textState);
+
+    // activate/deactivate runing state
+    BOOL runningState = (velocity == 0) ? FALSE : TRUE;
+    HANDLE keyHandle = (motorid == MOTORID_LOWER) ? m_keyHandle_lower : m_keyHandle_upper;
+
+    if (runningState) {
+        move(keyHandle, velocity);
+    }
+    else {
+        stop(keyHandle);
+    }
+
+    setLedGreen(runningState);
 }
 
 
@@ -237,4 +250,5 @@ void Epos::on_uirequest_tension(bool state)
 {
     QString textState = (state) ? "on" : "off";
     emit log(EventLogType::Notify, "EPOS :: tension motor is " + textState);
+    setTension(state);
 }
diff --git a/BrainATUMtome/epos.h b/BrainATUMtome/epos.h
index f41a8fd..58d0fd3 100644
--- a/BrainATUMtome/epos.h
+++ b/BrainATUMtome/epos.h
@@ -28,7 +28,7 @@ class Epos : public QObject
     void enable(HANDLE m_keyHandle);
     void disable(HANDLE m_keyHandle);
     void setVelocityMode(HANDLE m_keyHandle);
-    void move(HANDLE m_keyHandle, qint16 velocityMust);
+    void move(HANDLE m_keyHandle, int velocityMust);
     void stop(HANDLE m_keyHandle);
     void setDOPin(HANDLE m_keyHandle, WORD digitalOutputNb, WORD configuration, BOOL state);
 
diff --git a/BrainATUMtome/mainwindow.cpp b/BrainATUMtome/mainwindow.cpp
index 33ac565..a9311bc 100644
--- a/BrainATUMtome/mainwindow.cpp
+++ b/BrainATUMtome/mainwindow.cpp
@@ -7,7 +7,10 @@ MainWindow::MainWindow(QWidget *parent) :
     m_driverEpos(nullptr),
     m_driverMicrotome(nullptr),
     m_driverSyringe(nullptr),
+    m_timerEpos(new QTimer(this)),
+    m_epos_ticks(0),
     m_epos_direction(0),
+    m_epos_velocity(1000),
     m_microtome_iscutting(false),
     m_microtome_sections(0),
     m_microtome_advanceRemaining(0)
@@ -20,7 +23,10 @@ MainWindow::MainWindow(QWidget *parent) :
 }
 
 MainWindow::~MainWindow()
-{
+{ 
+    if (m_timerEpos->isActive())
+        m_timerEpos->stop();
+
     delete ui;
 }
 
@@ -50,6 +56,16 @@ void MainWindow::configure_epos()
     ui->spinBox_epos_sync_velocity->setKeyboardTracking(false);
     ui->spinBox_epos_lower_velocity->setKeyboardTracking(false);
     ui->spinBox_epos_upper_velocity->setKeyboardTracking(false);
+
+    m_timerEpos = new QTimer(this);
+    m_timerEpos->setInterval(1000);
+    connect(m_timerEpos, &QTimer::timeout,
+            [this]() {
+                QString textTime = QDateTime::fromSecsSinceEpoch(++m_epos_ticks).toUTC().toString("hh:mm:ss");
+                QString textRpm = QString::number(abs(m_epos_velocity) * m_epos_ticks / 60.0, 'f', 2);
+                ui->lineEdit_epos_status->setText(textTime + " / " + textRpm);
+            }
+    );
 }
 
 
@@ -184,14 +200,24 @@ void MainWindow::on_spinBox_epos_upper_velocity_valueChanged(int value)
     if (ui->radioButton_epos_upper_off->isChecked())
         return;
 
-     drive_epos_motor(EPOS_UPPER_MOTTOR, value);
+    drive_epos_motor(EPOS_UPPER_MOTTOR, value);
 }
 
 
 void MainWindow::drive_epos_motor(int motorid, int velocity)
 {
-    int velocity_value = velocity * m_epos_direction;
-    emit uirequest_epos_velocity(motorid, velocity_value);
+    m_epos_velocity = velocity * m_epos_direction;
+    emit uirequest_epos_velocity(motorid, m_epos_velocity);
+
+    if ((m_epos_velocity == 0) && m_timerEpos->isActive()) {
+        m_timerEpos->stop();
+        m_epos_ticks = 0;
+    }
+
+    if ((m_epos_velocity != 0) && !m_timerEpos->isActive()) {
+        m_timerEpos->start();
+    }
+
 }
 
 
diff --git a/BrainATUMtome/mainwindow.h b/BrainATUMtome/mainwindow.h
index 56e1b67..dc5ee8d 100644
--- a/BrainATUMtome/mainwindow.h
+++ b/BrainATUMtome/mainwindow.h
@@ -2,6 +2,7 @@
 #define MAINWINDOW_H
 
 #include <QMainWindow>
+#include <QTimer>
 #include <QDebug>
 
 #include "eventlog.h"
@@ -27,8 +28,11 @@ class MainWindow : public QMainWindow
     Epos *m_driverEpos;
     Microtome *m_driverMicrotome;
     Syringe *m_driverSyringe;
+    QTimer *m_timerEpos;
 
+    int m_epos_ticks;
     int m_epos_direction;
+    int m_epos_velocity;
     bool m_microtome_iscutting;
     int m_microtome_sections;
     int m_microtome_advanceRemaining;