X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/7a654f8d43fdb43d78b63d90528bed6e86b608cc..HEAD:/docs/source/ResizeTracker.html diff --git a/docs/source/ResizeTracker.html b/docs/source/ResizeTracker.html index c9ea48ae..3ac2ddc7 100644 --- a/docs/source/ResizeTracker.html +++ b/docs/source/ResizeTracker.html @@ -1,6 +1,25 @@ -Sencha Documentation Project
/**
+
+
+
+  
+  The source code
+  
+  
+  
+  
+
+
+  
/**
  * @class Ext.resizer.ResizeTracker
  * @extends Ext.dd.DragTracker
+ * Private utility class for Ext.resizer.Resizer.
+ * @private
  */
 Ext.define('Ext.resizer.ResizeTracker', {
     extend: 'Ext.dd.DragTracker',
@@ -9,6 +28,8 @@ Ext.define('Ext.resizer.ResizeTracker', {
 
     // Default to no constraint
     constrainTo: null,
+    
+    proxyCls:  Ext.baseCSSPrefix + 'resizable-proxy',
 
     constructor: function(config) {
         var me = this;
@@ -59,21 +80,51 @@ Ext.define('Ext.resizer.ResizeTracker', {
         this.startBox = this.el.getBox();
     },
 
-    /**
+    /**
      * @private
      * Returns the object that will be resized on every mousemove event.
      * If dynamic is false, this will be a proxy, otherwise it will be our actual target.
      */
     getDynamicTarget: function() {
-        var d = this.target;
-        if (this.dynamic) {
-            return d;
-        } else if (!this.proxy) {
-            this.proxy = d.isComponent ? d.getProxy().addCls(Ext.baseCSSPrefix + 'resizable-proxy') : d.createProxy({tag: 'div', cls: Ext.baseCSSPrefix + 'resizable-proxy', id: d.id + '-rzproxy'}, Ext.getBody());
-            this.proxy.removeCls(Ext.baseCSSPrefix + 'proxy-el');
+        var me = this,
+            target = me.target;
+            
+        if (me.dynamic) {
+            return target;
+        } else if (!me.proxy) {
+            me.proxy = me.createProxy(target);
+        }
+        me.proxy.show();
+        return me.proxy;
+    },
+    
+    /**
+     * Create a proxy for this resizer
+     * @param {Ext.Component/Ext.Element} target The target
+     * @return {Ext.Element} A proxy element
+     */
+    createProxy: function(target){
+        var proxy,
+            cls = this.proxyCls,
+            renderTo;
+            
+        if (target.isComponent) {
+            proxy = target.getProxy().addCls(cls);
+        } else {
+            renderTo = Ext.getBody();
+            if (Ext.scopeResetCSS) {
+                renderTo = Ext.getBody().createChild({
+                    cls: Ext.baseCSSPrefix + 'reset'
+                });
+            }
+            proxy = target.createProxy({
+                tag: 'div',
+                cls: cls,
+                id: target.id + '-rzproxy'
+            }, renderTo);
         }
-        this.proxy.show();
-        return this.proxy;
+        proxy.removeCls(Ext.baseCSSPrefix + 'proxy-el');
+        return proxy;
     },
 
     onStart: function(e) {
@@ -104,6 +155,8 @@ Ext.define('Ext.resizer.ResizeTracker', {
             ratio,
             widthAdjust = 0,
             heightAdjust = 0,
+            snappedWidth,
+            snappedHeight,
             adjustX = 0,
             adjustY = 0,
             dragRatio,
@@ -168,16 +221,49 @@ Ext.define('Ext.resizer.ResizeTracker', {
             y: box.y + adjustY
         };
 
+        // Snap value between stops according to configured increments
+        snappedWidth = Ext.Number.snap(newBox.width, me.widthIncrement);
+        snappedHeight = Ext.Number.snap(newBox.height, me.heightIncrement);
+        if (snappedWidth != newBox.width || snappedHeight != newBox.height){
+            switch (region) {
+                case 'northeast':
+                    newBox.y -= snappedHeight - newBox.height;
+                    break;
+                case 'north':
+                    newBox.y -= snappedHeight - newBox.height;
+                    break;
+                case 'southwest':
+                    newBox.x -= snappedWidth - newBox.width;
+                    break;
+                case 'west':
+                    newBox.x -= snappedWidth - newBox.width;
+                    break;
+                case 'northwest':
+                    newBox.x -= snappedWidth - newBox.width;
+                    newBox.y -= snappedHeight - newBox.height;
+            }
+            newBox.width = snappedWidth;
+            newBox.height = snappedHeight;
+        }
+
         // out of bounds
         if (newBox.width < me.minWidth || newBox.width > me.maxWidth) {
             newBox.width = Ext.Number.constrain(newBox.width, me.minWidth, me.maxWidth);
-            newBox.x = me.lastX || newBox.x;
+
+            // Re-adjust the X position if we were dragging the west side
+            if (adjustX) {
+                newBox.x = box.x + (box.width - newBox.width);
+            }
         } else {
             me.lastX = newBox.x;
         }
         if (newBox.height < me.minHeight || newBox.height > me.maxHeight) {
             newBox.height = Ext.Number.constrain(newBox.height, me.minHeight, me.maxHeight);
-            newBox.y = me.lastY || newBox.y;
+
+            // Re-adjust the Y position if we were dragging the north side
+            if (adjustY) {
+                newBox.y = box.y + (box.height - newBox.height);
+            }
         } else {
             me.lastY = newBox.y;
         }
@@ -267,4 +353,6 @@ Ext.define('Ext.resizer.ResizeTracker', {
         }
     }
 });
-

\ No newline at end of file
+
+ +