Image viewer in Memory Visualizer. (First pass - slow).

src/SeerMemoryVisualizerWidget.cpp

@@ -17,6 +17,7 @@ SeerMemoryVisualizerWidget::SeerMemoryVisualizerWidget (QWidget* parent) : QWidg
     _variableId = Seer::createID(); // Create two id's for queries.
     _memoryId   = Seer::createID();
     _asmId      = Seer::createID();
+    _imageId    = Seer::createID();
 
     // Set up UI.
     setupUi(this);
@@ -83,6 +84,8 @@ void SeerMemoryVisualizerWidget::setVariableName (const QString& name) {
     QByteArray array;
 
     memoryHexEditor->setData(new SeerHexWidget::DataStorageArray(array));
+    memoryAsmEditor->setData("");
+    memoryImageEditor->setData(array);
 
     // Send signal to get variable address.
     emit evaluateVariableExpression(_variableId, variableNameLineEdit->text());
@@ -138,11 +141,14 @@ void SeerMemoryVisualizerWidget::setVariableAddress (const QString& address) {
 }
 
 QString SeerMemoryVisualizerWidget::variableAddress () const {
+
     return variableAddressLineEdit->text();
 }
 
 void SeerMemoryVisualizerWidget::handleText (const QString& text) {
 
+    QApplication::setOverrideCursor(Qt::BusyCursor);
+
     //qDebug() << text;
 
     if (text.contains(QRegExp("^([0-9]+)\\^done,value="))) {
@@ -183,8 +189,6 @@ void SeerMemoryVisualizerWidget::handleText (const QString& text) {
 
                 QString contents_text = Seer::parseFirst(range_text, "contents=", '"', '"', false);
 
-                //qDebug() << contents_text;
-
                 // Convert hex string to byte array.
                 QByteArray array;
 
@@ -198,6 +202,35 @@ void SeerMemoryVisualizerWidget::handleText (const QString& text) {
                 // Give the byte array to the hex widget.
                 memoryHexEditor->setData(new SeerHexWidget::DataStorageArray(array));
 
+                break; // Take just the first range for now.
+            }
+
+        }else if (id_text.toInt() == _imageId) {
+
+            //qDebug() << text;
+
+            QString memory_text = Seer::parseFirst(text, "memory=", '[', ']', false);
+
+            QStringList range_list = Seer::parse(memory_text, "", '{', '}', false);
+
+            // Loop through the memory ranges.
+            for ( const auto& range_text : range_list  ) {
+
+                QString contents_text = Seer::parseFirst(range_text, "contents=", '"', '"', false);
+
+                // Convert hex string to byte array.
+                QByteArray array;
+
+                for (int i = 0; i<contents_text.size(); i += 2) {
+                    QString num = contents_text.mid(i, 2);
+                    bool ok = false;
+                    array.push_back(num.toInt(&ok, 16));
+                    Q_ASSERT(ok);
+                }
+
+                // Give the byte array to the image widget.
+                memoryImageEditor->setData(array);
+
                 break; // Take just the first range for now.
             }
         }
@@ -242,6 +275,8 @@ void SeerMemoryVisualizerWidget::handleText (const QString& text) {
     }else{
         // Ignore anything else.
     }
+
+    QApplication::restoreOverrideCursor();
 }
 
 void SeerMemoryVisualizerWidget::handleRefreshButton () {
@@ -265,7 +300,8 @@ void SeerMemoryVisualizerWidget::handleRefreshButton () {
     }
 
     emit evaluateMemoryExpression(_memoryId, variableAddressLineEdit->text(), nbytes);
-    emit evaluateAsmExpression(_asmId, variableAddressLineEdit->text(), nbytes, 2);
+    emit evaluateAsmExpression(_asmId,       variableAddressLineEdit->text(), nbytes, 2);
+    emit evaluateMemoryExpression(_imageId,  variableAddressLineEdit->text(), nbytes);
 }
 
 void SeerMemoryVisualizerWidget::handleHelpButton () {