Additional coding on discrete state window.

discretestatewindow.cpp

@@ -14,9 +14,47 @@ DiscreteStateWindow::DiscreteStateWindow(const QVector<CANFrame> *frames, QWidge
     timer = new QTimer();
     timer->setInterval(100);
 
+    isRealtime = ui->rbRealtime->isChecked();
+    typeChanged();
+
     connect(ui->btnStart, SIGNAL(clicked(bool)), this, SLOT(handleStartButton()));
     connect(timer, SIGNAL(timeout()), this, SLOT(handleTick()));
     connect(MainWindow::getReference(), SIGNAL(framesUpdated(int)), this, SLOT(updatedFrames(int)));
+    connect(ui->rbLogged, SIGNAL(clicked(bool)), this, SLOT(typeChanged()));
+    connect(ui->rbRealtime, SIGNAL(clicked(bool)), this, SLOT(typeChanged()));
+
+    connect(ui->btnAll, &QAbstractButton::clicked,
+            [=]()
+            {
+                for (int i = 0; i < ui->listID->count(); i++)
+                {
+                    QListWidgetItem *item = ui->listID->item(i);
+                    item->setCheckState(Qt::Checked);
+                    idFilters[Utility::ParseStringToNum(item->text())] = true;
+                }
+            });
+
+    connect(ui->btnNone, &QAbstractButton::clicked,
+            [=]()
+            {
+                for (int i = 0; i < ui->listID->count(); i++)
+                {
+                    QListWidgetItem *item = ui->listID->item(i);
+                    item->setCheckState(Qt::Unchecked);
+                    idFilters[Utility::ParseStringToNum(item->text())] = false;
+                }
+            });
+
+    connect(ui->listID, &QListWidget::itemChanged,
+            [=](QListWidgetItem *item)
+            {
+                bool isChecked = false;
+                int id = Utility::ParseStringToNum(item->text());
+                if (item->checkState() == Qt::Checked) isChecked = true;
+                idFilters[id] = isChecked;
+            });
+
+    refreshFilterList();
 }
 
 DiscreteStateWindow::~DiscreteStateWindow()
@@ -33,14 +71,45 @@ DiscreteStateWindow::~DiscreteStateWindow()
     delete ui;
 }
 
+void DiscreteStateWindow::typeChanged()
+{
+    if (ui->rbLogged->isChecked())
+    {
+        ui->spinFreq->setEnabled(false);
+        ui->spinIterations->setEnabled(false);
+        ui->lblStatus->setEnabled(false);
+        ui->spinMaxBits->setEnabled(true);
+        ui->spinMinBits->setEnabled(true);
+        ui->listID->setEnabled(true);
+        ui->btnAll->setEnabled(true);
+        ui->btnNone->setEnabled(true);
+        isRealtime = false;
+    }
+    else
+    {
+        ui->spinFreq->setEnabled(true);
+        ui->spinIterations->setEnabled(true);
+        ui->lblStatus->setEnabled(true);
+        ui->spinMaxBits->setEnabled(false);
+        ui->spinMinBits->setEnabled(false);
+        ui->listID->setEnabled(false);
+        ui->btnAll->setEnabled(false);
+        ui->btnNone->setEnabled(false);
+        isRealtime = true;
+    }
+}
+
 void DiscreteStateWindow::updatedFrames(int numFrames)
 {
     CANFrame thisFrame;
     if (numFrames == -1) //all frames deleted. Kill the display
     {
+        ui->listID->clear();
+        idFilters.clear();
     }
     else if (numFrames == -2) //all new set of frames. Reset
     {
+        refreshFilterList();
     }
     else //just got some new frames. See if they are relevant.
     {
@@ -48,12 +117,43 @@ void DiscreteStateWindow::updatedFrames(int numFrames)
         for (int i = modelFrames->count() - numFrames; i < modelFrames->count(); i++)
         {
             thisFrame = modelFrames->at(i);
+
+            if (!idFilters.contains(thisFrame.ID))
+            {
+                idFilters.insert(thisFrame.ID, true);
+                QListWidgetItem* listItem = new QListWidgetItem(Utility::formatNumber(thisFrame.ID), ui->listID);
+                listItem->setFlags(listItem->flags() | Qt::ItemIsUserCheckable); // set checkable flag
+                listItem->setCheckState(Qt::Checked); //default all filters to be set active
+            }
+
             if (operatingState == DWStates::IDLE) stateFrames[0]->append(thisFrame);
             else stateFrames[currToggleState + 1]->append(thisFrame);
         }
     }
 }
 
+void DiscreteStateWindow::refreshFilterList()
+{
+    int id;
+
+    idFilters.clear();
+    ui->listID->clear();
+
+    for (int i = 0; i < modelFrames->length(); i++)
+    {
+        id = modelFrames->at(i).ID;
+        if (!idFilters.contains(id))
+        {
+            idFilters.insert(id, true);
+            QListWidgetItem* listItem = new QListWidgetItem(Utility::formatNumber(id), ui->listID);
+            listItem->setFlags(listItem->flags() | Qt::ItemIsUserCheckable); // set checkable flag
+            listItem->setCheckState(Qt::Checked); //default all filters to be set active
+        }
+    }
+
+    ui->listID->sortItems();
+}
+
 void DiscreteStateWindow::showEvent(QShowEvent* event)
 {
     QDialog::showEvent(event);
@@ -97,7 +197,7 @@ void DiscreteStateWindow::updateStateLabel()
     switch(operatingState)
     {
     case DWStates::IDLE:
-        ui->lblStatus->setText("WAIT");
+        ui->lblStatus->setText("IDLE");
         pal = ui->lblStatus->palette();
         pal.setColor(QPalette::WindowText, Qt::red);
         ui->lblStatus->setPalette(pal);
@@ -109,7 +209,7 @@ void DiscreteStateWindow::updateStateLabel()
         ui->lblStatus->setPalette(pal);
         break;
     case DWStates::COUNTDOWN_WAITING:
-        ui->lblStatus->setText("Return to resting state");
+        ui->lblStatus->setText("Wait....");
         pal = ui->lblStatus->palette();
         pal.setColor(QPalette::WindowText, Qt::red);
         ui->lblStatus->setPalette(pal);
@@ -120,11 +220,19 @@ void DiscreteStateWindow::updateStateLabel()
         pal.setColor(QPalette::WindowText, Qt::green);
         ui->lblStatus->setPalette(pal);
         break;
+    case DWStates::DONE:
+        ui->lblStatus->setText("DONE");
+        pal = ui->lblStatus->palette();
+        pal.setColor(QPalette::WindowText, Qt::green);
+        ui->lblStatus->setPalette(pal);
+        break;
     }
 }
 
 void DiscreteStateWindow::handleStartButton()
 {
+    if (isRealtime)
+    {
         operatingState = DWStates::COUNTDOWN_SIGNAL;
 
         ticksPerStateChange = ticksUntilStateChange = ui->spinFreq->value() * 10;
@@ -134,10 +242,10 @@ void DiscreteStateWindow::handleStartButton()
         currToggleState = 0;
         currIteration = 0;
 
-    for (int i = 0; i < stateFrames.count(); i++)
+        for (int i = stateFrames.count() - 1; i > 0; i--)
         {
             stateFrames[i]->clear();
-        delete(stateFrames[i]);
+            stateFrames.removeAt(i);
         }
 
         for (int j = 0; j <= numToggleStates; j++)
@@ -146,6 +254,11 @@ void DiscreteStateWindow::handleStartButton()
         }
 
         timer->start();
+    }
+    else
+    {
+        calculateResults();
+    }
 }
 
 void DiscreteStateWindow::handleTick()
@@ -168,11 +281,11 @@ void DiscreteStateWindow::handleTick()
         {
             ticksUntilStateChange = ticksPerStateChange;
             currIteration++;
-            if (currIteration == numIterations)
+            if (currIteration > numIterations)
             {
                 operatingState = DWStates::IDLE;
                 timer->stop();
-                //call to calculate our findings here.
+                calculateResults();
             }
             else operatingState = DWStates::COUNTDOWN_SIGNAL;
         }
@@ -184,7 +297,7 @@ void DiscreteStateWindow::handleTick()
             ticksUntilStateChange = ticksPerStateChange;
             operatingState = DWStates::COUNTDOWN_WAITING;
             currToggleState++;
-            if (currToggleState == numToggleStates) currToggleState = 0;
+            if (currToggleState > numToggleStates) currToggleState = 0;
         }
         break;
     }
@@ -193,5 +306,41 @@ void DiscreteStateWindow::handleTick()
 
 void DiscreteStateWindow::calculateResults()
 {
+    int minBits, maxBits;
+    if (isRealtime)
+    {
 
+    }
+    else //use already loaded frames from main cache
+    {
+        //basic overview: run through all ID filters and see if it is enabled.
+        //If so add it to a giant list of messages by ID where each ID has its own
+        //list of messages
+        //Then, for each ID start a loop that runs from largest bits to smallest bits for scan
+        //For each value run through the algorithm for all messages. At the end list any matches
+        //the simplest approach seems to be to grab that number of bits and then record every
+        //unique value. IF the # of unique values is the same as the number of states then
+        //we've got a match.It should be noted that the # of states must be at least 2 - the idle
+        //state is 1 and then a second state at the minimum. Turn signals might be 3 states then
+
+        minBits = ui->spinMinBits->value();
+        maxBits = ui->spinMaxBits->value();
+        QHash<int, bool>::const_iterator it;
+        QList<CANFrame> frameCache;
+        for (it = idFilters.begin(); it != idFilters.end(); ++it)
+        {
+            if (it.value())
+            {
+                frameCache.clear();
+                for (int i = 0; i < modelFrames->count(); i++)
+                {
+                    if (modelFrames->at(i).ID == it.key()) frameCache.append(modelFrames->at(i));
+                }
+                for (int bits = maxBits; bits >= minBits; bits--)
+                {
+                    QList<int> values;
+                }
+            }
+        }
+    }
 }

discretestatewindow.h

@@ -15,7 +15,8 @@ enum DiscreteWindowState
     IDLE,
     COUNTDOWN_SIGNAL,
     COUNTDOWN_WAITING,
-    GETTING_SIGNAL
+    GETTING_SIGNAL,
+    DONE
 };
 }
 
@@ -33,6 +34,7 @@ private slots:
     void updatedFrames(int);
     void handleStartButton();
     void handleTick();
+    void typeChanged();
 
 private:
     Ui::DiscreteStateWindow *ui;
@@ -46,7 +48,10 @@ private:
     int currToggleState;
     int numIterations;
     int currIteration;
+    bool isRealtime;
+    QHash<int, bool> idFilters;
 
+    void refreshFilterList();
     void closeEvent(QCloseEvent *event);
     void readSettings();
     void writeSettings();

discretestatewindow.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>400</width>
+    <width>749</width>
-    <height>300</height>
+    <height>795</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -31,22 +31,59 @@
     </widget>
    </item>
    <item>
-    <layout class="QGridLayout" name="gridLayout">
+    <layout class="QHBoxLayout" name="horizontalLayout_3">
-     <item row="0" column="1" alignment="Qt::AlignHCenter">
+     <item>
       <widget class="QLabel" name="label_3">
        <property name="text">
         <string>Number of States:</string>
        </property>
       </widget>
      </item>
-     <item row="0" column="0" alignment="Qt::AlignHCenter">
+     <item>
+      <widget class="QSpinBox" name="spinStates">
+       <property name="minimum">
+        <number>2</number>
+       </property>
+       <property name="maximum">
+        <number>64</number>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QRadioButton" name="rbRealtime">
+       <property name="text">
+        <string>Realtime</string>
+       </property>
+       <property name="checked">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QRadioButton" name="rbLogged">
+       <property name="text">
+        <string>From logged data</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_4" stretch="2,2">
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
         <widget class="QLabel" name="label_2">
          <property name="text">
           <string>Toggle Frequency (Seconds)</string>
          </property>
         </widget>
        </item>
-     <item row="1" column="0">
+       <item>
         <widget class="QSpinBox" name="spinFreq">
          <property name="minimum">
           <number>1</number>
@@ -59,24 +96,14 @@
          </property>
         </widget>
        </item>
-     <item row="1" column="1">
+       <item>
-      <widget class="QSpinBox" name="spinStates">
-       <property name="minimum">
-        <number>1</number>
-       </property>
-       <property name="maximum">
-        <number>20</number>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="2" alignment="Qt::AlignHCenter">
         <widget class="QLabel" name="label_4">
          <property name="text">
           <string>Iterations</string>
          </property>
         </widget>
        </item>
-     <item row="1" column="2">
+       <item>
         <widget class="QSpinBox" name="spinIterations">
          <property name="minimum">
           <number>1</number>
@@ -86,16 +113,20 @@
          </property>
         </widget>
        </item>
-    </layout>
+       <item>
+        <spacer name="verticalSpacer">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
+         </property>
+        </spacer>
        </item>
        <item>
-    <widget class="QPushButton" name="btnStart">
-     <property name="text">
-      <string>Go for it</string>
-     </property>
-    </widget>
-   </item>
-   <item alignment="Qt::AlignHCenter">
         <widget class="QLabel" name="lblStatus">
          <property name="palette">
           <palette>
@@ -148,6 +179,92 @@
         </widget>
        </item>
       </layout>
+     </item>
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout_2">
+       <item>
+        <widget class="QLabel" name="label_5">
+         <property name="text">
+          <string>Min Bits</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QSpinBox" name="spinMinBits">
+         <property name="minimum">
+          <number>1</number>
+         </property>
+         <property name="maximum">
+          <number>8</number>
+         </property>
+         <property name="value">
+          <number>1</number>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="label_6">
+         <property name="text">
+          <string>Max Bits</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QSpinBox" name="spinMaxBits">
+         <property name="minimum">
+          <number>1</number>
+         </property>
+         <property name="maximum">
+          <number>8</number>
+         </property>
+         <property name="value">
+          <number>8</number>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="label_7">
+         <property name="text">
+          <string>IDs to Scan</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QListWidget" name="listID"/>
+       </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_5">
+         <item>
+          <widget class="QPushButton" name="btnAll">
+           <property name="text">
+            <string>All</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="btnNone">
+           <property name="text">
+            <string>None</string>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout"/>
+   </item>
+   <item>
+    <widget class="QPushButton" name="btnStart">
+     <property name="text">
+      <string>Go for it</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
  </widget>
  <resources/>
  <connections/>