public bool CanAddItem(string item)
{
// cause i'm stuff
if (colorInd == colors.Length)
{
return(false);
}
// get the data item
IDataItemClient dataItem = null;
try {
dataItem = OperationalInterface.Dataset[item];
}
catch (Exception) {
return(false);
}
if (dataItem == null)
{
return(false);
}
// check if there is a converter
return(DataItemAdapter.HasDefaultAdapter(dataItem));
}
public GraphItemAdapter(string name, Color color, double windowSize, DataItemAdapter dataItemAdapter)
{
// store values
this.dataItemAdapter = dataItemAdapter;
this.name = name;
// get the source units
this.sourceUnits = UnitConverter.GetUnit(dataItemAdapter.DataItemUnits);
// create the queues
plotQueue = new TimeWindowQueue(windowSize);
recvQueue = new TimeWindowQueue(windowSize);
// create the plot object
plot = new LinePlot(plotQueue.ValueList, plotQueue.TimestampList);
plot.Color = color;
plot.Label = name;
// subscribe to relevant events
Services.RunControlService.RenderCycle += RunControlService_RenderCycle;
dataItemAdapter.DataValueReceived += dataItemAdapter_DataValueReceived;
}
public void AddGraphItem(string item)
{
if (CanAddItem(item))
{
IDataItemClient dataItem = OperationalInterface.Dataset[item];
DataItemAdapter dataAdapter = DataItemAdapter.GetDefaultAdapter(dataItem);
Color itemColor = colors[colorInd++];
GraphItemAdapter graphItem = new GraphItemAdapter(item, itemColor, windowSize, dataAdapter);
// add tool bar button
// create the image for the button
Bitmap image = (Bitmap)Properties.Resources.GraphIcon.Clone();
ImageColorizer.Colorize(image, itemColor);
ToolStripDropDownButton button = new ToolStripDropDownButton(item, image);
button.DisplayStyle = ToolStripItemDisplayStyle.ImageAndText;
button.Tag = graphItem;
// add the drop down items
ToolStripMenuItem menuSourceUnitSet = new ToolStripMenuItem("Item Units");
foreach (Unit unit in UnitConverter.GetUnitsEnumerator())
{
ToolStripMenuItem menuSourceUnit = new ToolStripMenuItem(unit.Abbreviation ?? unit.Name, null, menuSourceUnits_Click);
menuSourceUnit.Tag = graphItem;
if (object.Equals(unit, graphItem.SourceUnits))
{
menuSourceUnit.Checked = true;
}
menuSourceUnitSet.DropDownItems.Add(menuSourceUnit);
}
ToolStripMenuItem menuDestUnitSet = new ToolStripMenuItem("Dest Units");
menuDestUnitSet.Name = "menuDestUnitCollection";
if (graphItem.SourceUnits != null)
{
graphItem.Conversion = UnitConverter.GetConversion(graphItem.SourceUnits, graphItem.SourceUnits);
PopulateDestUnits(menuDestUnitSet, graphItem.SourceUnits, graphItem);
}
else
{
menuDestUnitSet.Enabled = false;
}
ToolStripMenuItem menuRemoveItem = new ToolStripMenuItem("Remove", Properties.Resources.Delete, menuRemoveItem_Click);
menuRemoveItem.Tag = graphItem;
// add the menu items to the button
button.DropDownItems.Add(menuSourceUnitSet);
button.DropDownItems.Add(menuDestUnitSet);
button.DropDownItems.Add(new ToolStripSeparator());
button.DropDownItems.Add(menuRemoveItem);
toolStripItems.Items.Add(button);
// add to the plot
plotSurface.Add(graphItem.LinePlot);
graphItems.Add(graphItem);
}
}