comparison layer/SpectrogramLayer.cpp @ 11:2d5005f2b3d9

* Rework handling of layer properties in file I/O -- we now get the individual
  layers to load and save them rather than doing it via generic property lists
  in the base class, so as to ensure we read and write meaningful values rather
  than generic int values requiring conversion.

 	.arg(m_frequencyScale);
 
     return Layer::toXmlString(indent, extraAttributes + " " + s);
 }
 
+void
+SpectrogramLayer::setProperties(const QXmlAttributes &attributes)
+{
+    bool ok = false;
+
+    int channel = attributes.value("channel").toInt(&ok);
+    if (ok) setChannel(channel);
+
+    size_t windowSize = attributes.value("windowSize").toUInt(&ok);
+    if (ok) setWindowSize(windowSize);
+
+    WindowType windowType = (WindowType)
+	attributes.value("windowType").toInt(&ok);
+    if (ok) setWindowType(windowType);
+
+    size_t windowOverlap = attributes.value("windowOverlap").toUInt(&ok);
+    if (ok) setWindowOverlap(windowOverlap);
+
+    float gain = attributes.value("gain").toFloat(&ok);
+    if (ok) setGain(gain);
+
+    size_t maxFrequency = attributes.value("maxFrequency").toUInt(&ok);
+    if (ok) setMaxFrequency(maxFrequency);
+
+    ColourScale colourScale = (ColourScale)
+	attributes.value("colourScale").toInt(&ok);
+    if (ok) setColourScale(colourScale);
+
+    ColourScheme colourScheme = (ColourScheme)
+	attributes.value("colourScheme").toInt(&ok);
+    if (ok) setColourScheme(colourScheme);
+
+    FrequencyScale frequencyScale = (FrequencyScale)
+	attributes.value("frequencyScale").toInt(&ok);
+    if (ok) setFrequencyScale(frequencyScale);
+}
+    
+
 #ifdef INCLUDE_MOCFILES
 #include "SpectrogramLayer.moc.cpp"
 #endif