From 0160f56238b4ffaf8f69f2ef69e36e22f729a675 Mon Sep 17 00:00:00 2001
From: Robert Best <chessscholar@gmail.com>
Date: Fri, 26 Sep 2014 22:40:31 -0400
Subject: [PATCH] partially finished fixes to zoomextents

---
 app/assets/javascripts/metamaps/JIT.js        |  6 ++
 .../javascripts/metamaps/Metamaps.GlobalUI.js | 17 ++++
 .../javascripts/metamaps/Metamaps.JIT.js      | 90 +++++++++++++++----
 app/assets/javascripts/metamaps/Metamaps.js   |  3 +
 4 files changed, 99 insertions(+), 17 deletions(-)

diff --git a/app/assets/javascripts/metamaps/JIT.js b/app/assets/javascripts/metamaps/JIT.js
index de6aacb7..c43788bc 100644
--- a/app/assets/javascripts/metamaps/JIT.js
+++ b/app/assets/javascripts/metamaps/JIT.js
@@ -2489,7 +2489,11 @@ Extras.Classes.Navigation = new Class({
     if (!Metamaps.Mouse.boxStartCoordinates && (e.shiftKey || rightClick)) {
       Metamaps.Mouse.boxStartCoordinates = eventInfo.getPos();
     }
+
     Metamaps.Mouse.didPan = false;
+    
+
+    
     // END METAMAPS CODE
     
     this.pos = eventInfo.getPos();
@@ -2557,6 +2561,8 @@ Extras.Classes.Navigation = new Class({
     
     // START METAMAPS CODE
     if (Metamaps.Mouse.didPan) Metamaps.JIT.SmoothPanning();
+    
+    
     // END METAMAPS CODE
     
   }
diff --git a/app/assets/javascripts/metamaps/Metamaps.GlobalUI.js b/app/assets/javascripts/metamaps/Metamaps.GlobalUI.js
index 13278b28..f1c40b25 100644
--- a/app/assets/javascripts/metamaps/Metamaps.GlobalUI.js
+++ b/app/assets/javascripts/metamaps/Metamaps.GlobalUI.js
@@ -372,6 +372,23 @@ Metamaps.GlobalUI.Search = {
                     self.close(0, true);
                 }
                 break;
+            case 65:
+            case 97:
+                e.preventDefault();
+                if (e.ctrlKey){
+                    Metamaps.Visualize.mGraph.graph.eachNode(function (n) {
+                        Metamaps.Control.selectNode(n,e);
+                    });
+
+                    Metamaps.Visualize.mGraph.plot();
+                }
+                
+                break;
+            case 69:
+            case 101:
+                e.preventDefault();
+                Metamaps.JIT.zoomExtents();
+                break;
             default:
                 break; //console.log(e.which);
             }
diff --git a/app/assets/javascripts/metamaps/Metamaps.JIT.js b/app/assets/javascripts/metamaps/Metamaps.JIT.js
index c0250038..810f2b2e 100644
--- a/app/assets/javascripts/metamaps/Metamaps.JIT.js
+++ b/app/assets/javascripts/metamaps/Metamaps.JIT.js
@@ -313,7 +313,7 @@ Metamaps.JIT = {
                     if (Metamaps.Mouse.boxStartCoordinates) {
                         Metamaps.Visualize.mGraph.busy = false;
                         Metamaps.Mouse.boxEndCoordinates = eventInfo.getPos();
-                        Metamaps.JIT.selectWithBox(e);
+                        Metamaps.JIT.zoomToBox();
                         return;
                     }
 
@@ -663,8 +663,6 @@ Metamaps.JIT = {
 
             var scale = dist / lastDist;
 
-            console.log(scale);
-
             if (8 >= Metamaps.Visualize.mGraph.canvas.scaleOffsetX * scale && Metamaps.Visualize.mGraph.canvas.scaleOffsetX * scale >= 1) {
                 Metamaps.Visualize.mGraph.canvas.scale(scale, scale);
             }
@@ -945,7 +943,9 @@ Metamaps.JIT = {
 			var fromNodeY = -1 * synapse.get('edge').nodeFrom.pos.y;
 			var toNodeX = synapse.get('edge').nodeTo.pos.x;
 			var toNodeY = -1 * synapse.get('edge').nodeTo.pos.y;
-			
+            var from = synapse.get('edge').nodeFrom;
+			var to = synapse.get('edge').nodeTo;
+            
 			var maxX = fromNodeX;
 			var maxY = fromNodeY;
 			var minX = fromNodeX;
@@ -964,7 +964,7 @@ Metamaps.JIT = {
 			(eX > maxBoxX) ? (maxBoxX = eX):(minBoxX = eX);
 			(eY > maxBoxY) ? (maxBoxY = eY):(minBoxY = eY);
 			
-			//Fins the slopes from the synapse fromNode to the 4 corners of the selection box
+			//Find the slopes from the synapse fromNode to the 4 corners of the selection box
 			var slopes = [];
 			slopes.push( (sY - fromNodeY) / (sX - fromNodeX) );
 			slopes.push( (sY - fromNodeY) / (eX - fromNodeX) );
@@ -983,6 +983,10 @@ Metamaps.JIT = {
 			var b = fromNodeY - synSlope * fromNodeX;
 			
 			var selectTest = false;
+            if (from.name == 'node 3' && to.name == 'node1'){
+                console.log(from.pos.x,-1*from.pos.y,to.pos.x,-1*to.pos.y,sX,sY,eX,eY);   
+            }
+            
 			
 			//if the synapse slope is within a range that would intersect with the selection box
 			if (synSlope <= maxSlope && synSlope >= minSlope){
@@ -1003,17 +1007,18 @@ Metamaps.JIT = {
 				testY = sY;
 				testX = (testY - b)/synSlope;
 				
-				if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testX >= minBoxX && testY <= maxBoxX){
+				if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testX >= minBoxX && testX <= maxBoxX){
 					selectTest = true;
 				}
 				
 				testY = eY;
 				testX = (testY - b)/synSlope;
 				
-				if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testX >= minBoxX && testY <= maxBoxX){
+				if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testX >= minBoxX && testX <= maxBoxX){
 					selectTest = true;
 				}				
 			}
+            //console.log('From '+from.name + ' to ' + to.name + ' is a ' +selectTest);
 			//The test synapse was selected!
 			if(selectTest){
 				if(e.ctrlKey){
@@ -1078,15 +1083,23 @@ Metamaps.JIT = {
             // wait a certain length of time, then check again, then run this code
             setTimeout(function () {
                 if (!Metamaps.JIT.nodeWasDoubleClicked()) {
-                    if (!e.shiftKey) {
+                    if (!e.shiftKey && !e.ctrlKey) {
                         Metamaps.Control.deselectAllNodes();
                         Metamaps.Control.deselectAllEdges();
                     }
-                    if (node.selected) {
-                        Metamaps.Control.deselectNode(node);
-                    } else {
+                    if(e.ctrlKey || e.shiftKey){
+                        if (node.selected) {
+                            Metamaps.Control.deselectNode(node);
+                        } else {
+                            Metamaps.Control.selectNode(node,e);
+                        } 
+                    }
+                    else{
+                        Metamaps.Control.deselectAllNodes();
+                        Metamaps.Control.deselectAllEdges();
                         Metamaps.Control.selectNode(node,e);
                     }
+                    
                     //trigger animation to final styles
                     Metamaps.Visualize.mGraph.fx.animate({
                         modes: ['edge-property:lineWidth:color:alpha'],
@@ -1111,7 +1124,6 @@ Metamaps.JIT = {
         // create new menu for clicked on node
         var rightclickmenu = document.createElement("div");
         rightclickmenu.className = "rightclickmenu";
-
         // add the proper options to the menu
         var menustring = '<ul>';
 
@@ -1139,7 +1151,7 @@ Metamaps.JIT = {
             top: e.clientY
         });
         //add the menu to the page
-        $('#center-container').append(rightclickmenu);
+        $('#infovis-canvaswidget').append(rightclickmenu);
 
 
         // attach events to clicks on the list items
@@ -1452,6 +1464,54 @@ Metamaps.JIT = {
 
         canvas.translate(-1*offsetX,-1*offsetY);
     },
+    zoomToBox: function () {
+        var sX = Metamaps.Mouse.boxStartCoordinates.x,
+            sY = Metamaps.Mouse.boxStartCoordinates.y,
+            eX = Metamaps.Mouse.boxEndCoordinates.x,
+            eY = Metamaps.Mouse.boxEndCoordinates.y;
+
+        Metamaps.JIT.centerMap();
+
+        var height = $(document).height(),
+            width = $(document).width();
+
+        var spanX = Math.abs(sX - eX);
+        var spanY = Math.abs(sY - eY);
+        var ratioX = width / spanX;
+        var ratioY = height / spanY;
+        console.log(ratioX,ratioY);
+
+        var newRatio = Math.min(ratioX,ratioY);
+
+        var canvas = Metamaps.Visualize.mGraph.canvas;
+
+        if(canvas.scaleOffsetX *newRatio<= 5 && canvas.scaleOffsetX*newRatio >= 0.2){
+            canvas.scale(newRatio,newRatio);
+        }
+        else if(canvas.scaleOffsetX * newRatio > 5){
+            newRatio = 5/ canvas.scaleOffsetX;
+            canvas.scale(newRatio,newRatio);
+        }
+        else{
+            newRatio = 0.2/ canvas.scaleOffsetX;
+            canvas.scale(newRatio,newRatio);
+        }
+        
+        
+        
+        
+
+        var cogX = (sX + eX)/2;
+        var cogY = (sY + eY)/2;
+
+        canvas.translate(-1* cogX, -1* cogY);
+        
+
+        Metamaps.Mouse.boxStartCoordinates = false;
+        Metamaps.Mouse.boxEndCoordinates = false;
+        Metamaps.Visualize.mGraph.plot();
+        
+    },
     zoomExtents: function () {
         Metamaps.JIT.centerMap();
         var height = $(document).height(),
@@ -1482,8 +1542,6 @@ Metamaps.JIT = {
                     dim = n.getData('dim'),
                     ctx = Metamaps.Visualize.mGraph.canvas.getCtx();
 
-                console.log(dim);
-
                 var height = 25 * arrayOfLabelLines.length;
 
                 var index, lineWidths = [];
@@ -1539,8 +1597,6 @@ Metamaps.JIT = {
                     dim = n.getData('dim'),
                     ctx = Metamaps.Visualize.mGraph.canvas.getCtx();
 
-                console.log(dim);
-
                 var height = 25 * arrayOfLabelLines.length;
 
                 var index, lineWidths = [];
diff --git a/app/assets/javascripts/metamaps/Metamaps.js b/app/assets/javascripts/metamaps/Metamaps.js
index c7b6e3e6..6f4473f9 100644
--- a/app/assets/javascripts/metamaps/Metamaps.js
+++ b/app/assets/javascripts/metamaps/Metamaps.js
@@ -47,6 +47,7 @@ Metamaps.Touch = {
 
 Metamaps.Mouse = {
     didPan: false,
+    didBoxZoom: false,
     changeInX: 0,
     changeInY: 0,
     edgeHoveringOver: false,
@@ -1718,11 +1719,13 @@ Metamaps.Control = {
         if (Metamaps.Selected.Nodes.indexOf(node) != -1) return;
         node.selected = true;
         node.setData('dim', 30, 'current');
+        /*
 		if(!(e.ctrlKey) && !(e.altKey)){
 			node.eachAdjacency(function (adj) {
 				Metamaps.Control.selectEdge(adj);
 			});
 		}
+        */
 		
         Metamaps.Selected.Nodes.push(node);
     },