X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.charts%2Fsrc%2Forg%2Fsimantics%2Fcharts%2Fquery%2FChartAndSubscriptionItemReadQuery.java;fp=bundles%2Forg.simantics.charts%2Fsrc%2Forg%2Fsimantics%2Fcharts%2Fquery%2FChartAndSubscriptionItemReadQuery.java;h=bd51e933cca0b06cfd414774cd4b72ce48220a6e;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.charts/src/org/simantics/charts/query/ChartAndSubscriptionItemReadQuery.java b/bundles/org.simantics.charts/src/org/simantics/charts/query/ChartAndSubscriptionItemReadQuery.java
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+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.charts.query;
+
+import java.util.Arrays;
+
+import org.simantics.charts.ontology.ChartResource;
+import org.simantics.databoard.Bindings;
+import org.simantics.databoard.Databoard;
+import org.simantics.databoard.binding.Binding;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.request.PossibleModel;
+import org.simantics.db.layer0.variable.RVI;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.layer0.Layer0;
+import org.simantics.modeling.ModelingResources;
+import org.simantics.modeling.subscription.SubscriptionsQuery;
+import org.simantics.modeling.subscription.SubscriptionsQuery.SubscriptionsResult;
+import org.simantics.trend.configuration.TrendItem;
+import org.simantics.trend.configuration.TrendItem.Renderer;
+
+/**
+ * This query reads chart and item data. 
+ *  
+ * @author toni.kalajainen
+ */
+public class ChartAndSubscriptionItemReadQuery extends ResourceRead<ChartAndSubscriptionItemData> {
+
+	public ChartAndSubscriptionItemReadQuery(Resource chartItem) {
+		super(chartItem);
+	}
+
+	@Override
+	public ChartAndSubscriptionItemData perform(ReadGraph g) throws DatabaseException {
+		ChartAndSubscriptionItemData data = new ChartAndSubscriptionItemData();
+
+    	Layer0 L0 = Layer0.getInstance(g);
+    	ModelingResources MOD = ModelingResources.getInstance(g);
+    	ChartResource CHART = ChartResource.getInstance(g);
+    	Resource chartItem = resource;
+        Resource chart = g.getPossibleObject(chartItem, L0.PartOf);
+        Resource model = g.syncRequest(new PossibleModel( chart ));
+        Resource subscriptionItem = g.getPossibleObject(chartItem, CHART.Chart_Item_HasSubscriptionItem);
+        Resource subscription = subscriptionItem==null ? null : g.getPossibleObject(subscriptionItem, L0.PartOf);
+		SubscriptionsResult subscriptions = g.sync( new SubscriptionsQuery(model) );
+
+		TrendItem trendItem = g.sync( new TrendItemQuery(chartItem) );
+
+		if ( subscriptionItem != null ) {
+			Variable configuration = Variables.getConfigurationContext(g, subscription);
+			Binding rviBinding = g.getService(Databoard.class).getBindingUnchecked( RVI.class );
+			RVI rvi = g.getRelatedValue(subscriptionItem, MOD.Subscription_Item_VariableId, rviBinding);
+			data.variableReference = rvi.toPossibleString(g, configuration);
+		}
+
+		data.index = trendItem.index;
+    	data.chartName = g.getPossibleRelatedValue(chart, L0.HasName, Bindings.STRING);
+		data.subscriptions = subscriptions.toNames();		
+    	data.subscriptions = subscriptions.names.toArray( new String[subscriptions.names.size()]);
+    	data.drawmode = trendItem.drawMode;
+    	data.binaryMode = trendItem.renderer == Renderer.Binary;
+    	data.subscription = subscriptions.getName(subscription);
+    	data.scale = trendItem.scale;
+    	if ( data.subscription==null ) data.subscription="";
+
+    	data.min = g.getPossibleRelatedValue(chartItem, CHART.Chart_Item_ScaleMode_Min, Bindings.DOUBLE);  
+    	data.max = g.getPossibleRelatedValue(chartItem, CHART.Chart_Item_ScaleMode_Max, Bindings.DOUBLE);
+
+    	data.strokeWidth = trendItem.customStrokeWidth;
+    	data.color = trendItem.customColor != null ? Arrays.copyOf(trendItem.customColor, trendItem.customColor.length) : null;
+
+    	data.hasSubscriptionItem = subscriptionItem != null; 
+    	if ( data.hasSubscriptionItem ) {
+        	data.label = g.getPossibleRelatedValue(subscriptionItem, L0.HasLabel, Bindings.STRING);  
+    		data.bias = g.getPossibleRelatedValue(subscriptionItem, MOD.Subscription_Item_Bias, Bindings.DOUBLE);
+    		data.gain = g.getPossibleRelatedValue(subscriptionItem, MOD.Subscription_Item_Gain, Bindings.DOUBLE);
+    		data.deadband = g.getPossibleRelatedValue(subscriptionItem, MOD.Subscription_Item_Deadband, Bindings.DOUBLE);
+    		data.interval = g.getPossibleRelatedValue(subscriptionItem, MOD.Subscription_Item_SamplingInterval, Bindings.DOUBLE);
+    		data.unit = g.getPossibleRelatedValue(subscriptionItem, MOD.Subscription_Item_Unit, Bindings.STRING);
+    	} else {
+    		data.variableReference = trendItem.label;
+    	}
+
+		return data;
+	}
+
+}