X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fprofile%2FIconNode.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fprofile%2FIconNode.java;h=27c61934147877ee03824ca2fc32981424f02be9;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/IconNode.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/IconNode.java
new file mode 100644
index 000000000..27c619341
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/IconNode.java
@@ -0,0 +1,149 @@
+package org.simantics.diagram.profile;
+
+import java.awt.Graphics2D;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Rectangle2D;
+
+import org.simantics.datatypes.literal.RGB;
+import org.simantics.datatypes.literal.Vec2d;
+import org.simantics.diagram.internal.Activator;
+import org.simantics.diagram.profile.IconResult.A;
+import org.simantics.diagram.profile.IconResult.B;
+import org.simantics.scenegraph.g2d.nodes.SVGNode;
+
+public class IconNode extends IconButtonNode {
+	
+	enum Blink {
+		NO, INCREASE, DECREASE
+	}
+	
+	private B config;
+	private SVGNode lo = new SVGNode();
+	private SVGNode mid = new SVGNode();
+	private SVGNode hi = new SVGNode();
+
+	private SVGNode current;
+	
+	private static final long serialVersionUID = -7850188341977866325L;
+	private IconNode.Blink blink = Blink.NO;
+	private double previousValue = Double.NaN;
+	private long previousValueTime = System.nanoTime();
+	
+	private void setBlink(IconNode.Blink blink) {
+		// Was turned off
+		if(Blink.NO == blink && Blink.NO != this.blink) Updater.getInstance().unregister(this);
+		// Was turned on
+		if(Blink.NO != blink && Blink.NO == this.blink) Updater.getInstance().register(this);
+		// Record state
+		this.blink = blink;
+	}
+	
+	private void setValue(double value) {
+		
+		if(value < config.loValue) {
+			current = lo;
+			setBlink(Blink.NO);
+		} else if (value > config.hiValue) {
+			current = hi;
+			setBlink(Blink.NO);
+		} else {
+			current = mid;
+			if(value-previousValue > 1e-6) setBlink(Blink.INCREASE);
+			else if(previousValue-value > 1e-6) setBlink(Blink.DECREASE);
+			else setBlink(Blink.NO);
+		}
+		previousValue = value;
+		previousValueTime = System.nanoTime();
+		
+	}
+	
+	private void setConfig(B config) {
+
+		if(this.config == config) return;
+		
+		if(config.loColor != null) {
+	        String loIcon = createSVG(config.iconName, config.loColor, config.size);
+	        lo.setData(loIcon);
+		}
+		if(config.midColor != null) {
+	        String midIcon = createSVG(config.iconName, config.midColor, config.size);
+	        mid.setData(midIcon);
+		}
+		if(config.hiColor != null) {
+	        String hiIcon = createSVG(config.iconName, config.hiColor, config.size);
+	        hi.setData(hiIcon);
+		}
+        
+        this.config = config;
+		
+	}
+	
+	public void setA(A data) {
+
+		setConfig(data.config);
+        setValue(data.value);
+		
+	}
+	
+    @Override
+    public void cleanup() {
+		Updater.getInstance().unregister(this);
+    	super.cleanup();
+    }
+	
+    @Override
+    public void render(Graphics2D g2d) {
+
+		AffineTransform ot = null;
+		if (!transform.isIdentity()) {
+			ot = g2d.getTransform();
+			g2d.transform(transform);
+		}
+    	
+    	if(Blink.NO == blink) {
+    		current.render(g2d);
+    	} else {
+    		long time = Updater.getInstance().getTime();
+    		
+	    	// Sanity check: turn blink of when no data for 2 seconds.
+    		if(time-previousValueTime > 2000000000L) {
+    			mid.render(g2d);
+    			setBlink(Blink.NO);
+    		} else {
+	    		long halfSeconds = time / 500000000L; 
+	    		if((halfSeconds & 1) == 0) {
+	    			mid.render(g2d);
+	    		} else {
+	    			if(Blink.INCREASE == blink) {
+	    				hi.render(g2d);
+	    			} else {
+	    				lo.render(g2d);
+	    			}
+	    		}
+    		}
+    		
+    	}
+
+		if (ot != null)
+			g2d.setTransform(ot);
+    	
+    }
+
+    Rectangle2D EMPTY = new Rectangle2D.Double(0, 0, 0, 0);
+    
+	@Override
+	public Rectangle2D getBoundsInLocal() {
+		return EMPTY;
+	}
+
+	@Override
+	void setData(IconButtonResult data) {
+		IconResult ir = (IconResult)data;
+		setA(ir.getA());
+	}
+	
+    public String createSVG(String iconName, RGB.Integer rgb, Vec2d scale) {
+    	return Activator.ICON_PROVIDER.apply(iconName, rgb, scale);
+    }
+	
+}
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