diff --git a/src/charts/shape.js b/src/charts/shape.js
index a47bd55..90ac5c7 100644
--- a/src/charts/shape.js
+++ b/src/charts/shape.js
@@ -3,8 +3,8 @@
 import {invokeCallback, mixin} from "@/common.js";
 import {chart, createShape, deleteShapeId, dragging, draggingShapeIds, drawShape, widget} from "@/charts/chart.js";
 import {unique} from "@/misc.js";
-import {useChartOrderStore} from "@/orderbuild.js";
-import model from "color";
+import {allocationText, useChartOrderStore} from "@/orderbuild.js";
+import Color from "color";
 
 
 //
@@ -72,11 +72,20 @@ export class Shape {
         if (onDelete !== null )
             this.onDelete = onDelete
 
+        //
         // Model values handled by this base class
-        this.model.color = null
-        this.model.lineColor = null
-        this.model.textColor = null
+        //
 
+        this.model.color = null
+        // if allocation is set, a percentage is displayed
+        this.model.allocation = null
+        // if maxAllocation is set, the line color (but not text color) is shaded down based on allocation
+        this.model.maxAllocation = null
+        // both amount and amountSymbol must be set in order to display amount text
+        this.model.amount = null
+        this.model.amountSymbol = null
+
+        // LEAF SUBCLASSES MUST CALL setModel(model) AFTER ALL CONSTRUCTION.
     }
 
     //
@@ -84,14 +93,53 @@ export class Shape {
     //
 
     setModel(model) {
-        if (model.textColor || model.lineColor) {
-            if (model.textColor)
-                this.model.textColor = model.textColor
-            if (model.lineColor)
-                this.model.lineColor = model.lineColor
-            this.setProps(this.colorProps())
+        console.log('shape setModel', model)
+
+        if (model.color)
+            this.model.color = model.color
+        if (model.allocation !== null && model.allocation !== undefined)
+            this.model.allocation = model.allocation
+        if (model.maxAllocation !== null && model.maxAllocation !== undefined)
+            this.model.maxAllocation = model.maxAllocation
+        if (model.amount !== null && model.amount !== undefined)
+            this.model.amount = model.amount
+        if (model.amountSymbol)
+            this.model.amountSymbol = model.amountSymbol
+
+        const newProps = {}
+
+        // text color
+        const color = this.model.color ? this.model.color : '#0044ff'
+        newProps.textcolor = color
+
+        // line color
+        if (this.model.allocation && this.model.maxAllocation) {
+            const w = this.model.allocation / this.model.maxAllocation
+            if (!w)
+                newProps.linecolor = 'rgba(0,0,0,0)'
+            else {
+                // weighted line color
+                let c = new Color(color).rgb()
+                // the perceptual color of a weight follows Stevens's Power Law
+                // https://en.wikipedia.org/wiki/Stevens's_power_law
+                newProps.linecolor = c.alpha(Math.pow(w,0.67)).string()
+            }
         }
-        // todo text
+        else
+            newProps.linecolor = color
+
+        // text label
+        const text = allocationText(this.model.allocation, this.model.amount, this.model.amountSymbol)
+        if (!text.length)
+            newProps.showLabel = false
+        else {
+            newProps.text = text
+            newProps.showLabel = true
+        }
+
+        if (this.debug && this.id)
+            console.log('newProps', chart.getShapeById(this.id).getProperties(), newProps)
+        this.setProps(newProps)
     }
 
     onModel(model, changedKeys) {}  // model was changed by a TradingView user action
@@ -181,10 +229,19 @@ export class Shape {
             else if (dirtyPoints(this.tvPoints, points)) {
                 const s = this.tvShape();
                 if (this.debug) console.log('adjusting tv points', s, this.tvPoints, points)
-                if (!this.beingDragged()) {
+                if (!dragging) {
                     if (this.debug) console.log('not dragging.  use setPoints.')
                     s.setPoints(points)
                 }
+                else {
+                    if (this.debug) console.log('dragging.  use QUIET setPoints.')
+                    // quiet setPoints doesn't disturb tool editing mode
+                    const i = s._pointsConverter.apiPointsToDataSource(points)
+                    // s._model.startChangingLinetool(this._source)
+                    s._model.changeLinePoints(s._source, i)
+                    // s._model.endChangingLinetool(!0)
+                    s._source.createServerPoints()
+                }
             }
         }
     }
@@ -198,12 +255,17 @@ export class Shape {
         if(this.id) {
             const p = dirtyItems(this.tvProps, props)
             this.tvProps = this.tvProps === null ? p : mixin(p, this.tvProps)
+            if (this.debug) console.log('setting tv props', this.tvProps)
             this.tvShape().setProperties(p)
         }
     }
 
     onProps(props) {  // the display properties of an existing shape were changed
-        this.updateModel({lineColor:props.linecolor, textColor:props.textcolor})
+        console.log('shape onProps', this.model, props)
+        if (props.textcolor && props.textcolor !== this.model.color)
+            this.updateModel({color:props.textcolor})
+        else if (props.linecolor && props.linecolor !== this.model.color)
+            this.updateModel({color:props.linecolor})
     }
 
     beingDragged() {
@@ -261,14 +323,14 @@ function dirtyKeys(propsA, propsB) {
     if (propsA===null)
         return [...Object.keys(propsB)]
     const keys = unique([...Object.keys(propsA), ...Object.keys(propsB)])
-    return keys.filter((k)=> !(k in propsA) || propsA[k] !== undefined && propsA[k] !== propsB[k])
+    return keys.filter((k)=> propsB[k] !== undefined && (!(k in propsA) || propsA[k] !== propsB[k]))
 }
 
 
 function dirtyItems(a, b) {
     const result = {}
-    for (const k of dirtyKeys(this.tvProps, props))
-        result[k] = props[k]
+    for (const k of dirtyKeys(a,b))
+        result[k] = b[k]
     return result
 }
 
@@ -294,7 +356,7 @@ class ShapeTVCallbacks {
     }
 
     onProps(shapeId, _tvShape, props) {
-        // if (this.shape.debug) console.log('tvOnProps', props)
+        if (this.shape.debug) console.log('tvOnProps', props)
         if (this.creating) { // todo still useful?
             this.creating = false
             return
@@ -378,9 +440,12 @@ export class HLine extends Line {
 
 
     setModel(model) {
-        console.log('hline setModel', model)
         super.setModel(model)
-        if (model.price !== undefined && model.price !== this.model.price) {
+        if (model.price === null) {
+            this.model.price = null
+            this.delete()
+        }
+        else if (model.price !== this.model.price) {
             this.model.price = model.price
             this.setPoints([{time:0,price:this.model.price}])
         }
@@ -416,6 +481,7 @@ export class VLine extends Line {
 
         // Model
         this.model.time = null
+        this.debug=true
 
         this.setModel(model) // call setModel at the end
     }
@@ -427,23 +493,23 @@ export class VLine extends Line {
 
 
     setModel(model) {
-        if (this.debug) console.log('vline setModel', this.model.time, model )
         super.setModel(model)
-        if (model.time !== undefined && model.time !== this.model.time) {
+        if (model.time === null) {
+            this.model.time = null
+            this.delete()
+        }
+        else {
             this.model.time = model.time
             const time = nearestOhlcStart(model.time);
-            if (this.debug) console.log('vline setPoints', this.id, time)
             this.setPoints([{time, price:0}])
         }
     }
 
     onPoints(points) {
-        if (this.debug) console.log('vline onPoints', this.ourPoints, points)
         super.onPoints(points);
         const orig = this.ourPoints && this.ourPoints.length ? this.ourPoints[0].time : null
         const time = points[0].time;
         if (!timeAdjustmentTooSmall(orig, time)) {
-            if (this.debug) console.log('updateModel', time)
             this.updateModel({time: time})
         }
     }
diff --git a/src/components/chart/LimitBuilder.vue b/src/components/chart/LimitBuilder.vue
index f3977c2..7d023c3 100644
--- a/src/components/chart/LimitBuilder.vue
+++ b/src/components/chart/LimitBuilder.vue
@@ -175,6 +175,7 @@ function getModelValue(model) {
 }
 
 function setModelValue(model, value) {
+  console.log('setModelValue->', {...model}, value)
   if (model.price !== value)
     model.price = value
 }
diff --git a/src/components/chart/RungBuilder.vue b/src/components/chart/RungBuilder.vue
index 826999e..1df897a 100644
--- a/src/components/chart/RungBuilder.vue
+++ b/src/components/chart/RungBuilder.vue
@@ -160,7 +160,7 @@ const color = computed({
   set(v) {
     const maxLightness = 60
     const c = new Color(v).hsl()
-    props.builder.color = c.saturation <= maxLightness ? v : c.lightness(maxLightness).string()
+    props.builder.color = c.saturation <= maxLightness ? v : c.lightness(maxLightness).rgb().string()
   }
 })
 const colors = computed( ()=> {
@@ -177,7 +177,7 @@ const colorStyle = computed(() => {
 function allocText(weight) {
   const alloc = props.builder.allocation
   if (alloc===null) return ''
-  return allocationText(props.order.amount, weight * alloc, amountSymbol.value);
+  return allocationText(weight * alloc, props.order.amount * alloc, amountSymbol.value);
 }
 
 
@@ -214,11 +214,12 @@ function translateOnDrag(shape) {
 
 const shapeA = createShape(valueA.value, {color: defaultColor},
     function (model) {
+      console.log('shapeA onModel', model)
       const value = props.getModelValue(model);
       if (value!==null && value!==undefined)
         valueA.value = value;
       if (model.color)
-        props.builder.color = model.color;
+        color.value = model.color
     },
     deleteSelf)
 
@@ -231,25 +232,21 @@ const shapeB = createShape(valueB.value, {color:defaultColor},
       if (value!==null && value!==undefined)
         valueB.value = value;
       if (model.color)
-        props.builder.color = model.color;
+        color.value = model.color
     },
     deleteSelf)
 
 function interiorOnModel(model) {
-  const v = model.textColor || model.lineColor || model.color
-  if (v)
-    color.value = v
+  if (model.color)
+    color.value = model.color
 }
 
 let interiorShapes = []
 
-function createInteriorShape(price, weight) {
-  const model = {text: allocText(weight), color: props.builder.color};
-  const shape = createShape(price, model, interiorOnModel, deleteSelf)
-  shape.debug = true
+function createInteriorShape(index) {
+  const shape = new props.shape(makeModel(index), interiorOnModel, deleteSelf)
   translateOnDrag(shape)
   interiorShapes.push(shape)
-  // shape.create() // should happen automatically when a model with valid points is set
 }
 
 
@@ -260,6 +257,23 @@ function removeInteriorShape() {
   }
 }
 
+function makeModel(index) {
+  const ws = weights.value
+  const w = ws[index]
+  const alloc = props.builder.allocation * ws[index];
+  console.log('makeModel', index, ws, w, alloc)
+  const result = {
+    color: color.value,
+    allocation: alloc,
+    maxAllocation: Math.max(...weights.value),
+    amount: props.order.amount * alloc,
+    amountSymbol: amountSymbol.value,
+  }
+  props.setModelValue(result, values.value[index])
+  console.log('made model', result)
+  return result
+}
+
 function adjustShapes() {
   // this is where all the shapes are created or adjusted
   console.log('adjustShapes()', valueA.value, valueB.value)
@@ -280,13 +294,7 @@ function adjustShapes() {
     //
     // SINGLE SHAPE
     //
-    if (!shapeA.beingDragged()) {
-      const model = {text: allocText(ws[0]), color: colorStrings[0]};
-      console.log('single shape A setModelValue', model, vs[0])
-      props.setModelValue(model, vs[0])
-      console.log('shapeA setModel', model, shapeA.id)
-      shapeA.setModel(model)
-    }
+    shapeA.setModel(makeModel(0))
     shapeB.delete()
     if (interiorShapes.length) {
       for( const shape of interiorShapes )
@@ -298,19 +306,8 @@ function adjustShapes() {
     //
     // VALUE RANGE
     //
-    if (!shapeA.beingDragged()) {
-      const model = {text: allocText(ws[0]), color: colorStrings[0]};
-      console.log('shape A not dragged setModelValue', model, vs[0])
-      props.setModelValue(model, vs[0])
-      shapeA.setModel(model)
-    }
-    if (!shapeB.beingDragged()) {
-      const last = colorStrings.length - 1
-      const model = {text: allocText(ws[last]), color: colorStrings[last]};
-      console.log('shape B not dragged setModelValue', model, vs[last])
-      props.setModelValue(model, vs[last])
-      shapeB.setModel(model)
-    }
+    shapeA.setModel(makeModel(0))
+    shapeB.setModel(makeModel(vs.length-1))
     const numInterior = Math.max(0,vs.length-2);
     // trim excess interior shapes
     while( interiorShapes.length > numInterior )
@@ -320,13 +317,9 @@ function adjustShapes() {
       const v = vs[i]
       const w = ws[i];
       if (i-1 === interiorShapes.length)
-        createInteriorShape(v, w)
-      else if (!interiorShapes[i-1].beingDragged()) {
-        const model = {text: allocText(w), color: colorStrings[i]};
-        console.log('interior setModelValue', model, v)
-        props.setModelValue(model, v)
-        interiorShapes[i-1].setModel(model)
-      }
+        createInteriorShape(i)
+      else
+        interiorShapes[i-1].setModel(makeModel(i))
     }
   }
   return ''
diff --git a/src/misc.js b/src/misc.js
index d7e1cee..3402bec 100644
--- a/src/misc.js
+++ b/src/misc.js
@@ -178,9 +178,9 @@ export function uuid() {
 }
 
 export function lightenColor(color, lightness = 85, alpha = null) {
-    let c = new Color(color).hsl().lightness(lightness)
+    let c = new Color(color).hsl().lightness(lightness).rgb()
     if (alpha !== null)
-        c = c.rgb().alpha(alpha)
+        c = c.alpha(alpha)
     return c.string()
 }
 
diff --git a/src/orderbuild.js b/src/orderbuild.js
index 033d096..7728c3e 100644
--- a/src/orderbuild.js
+++ b/src/orderbuild.js
@@ -267,10 +267,19 @@ export function weightColors(weights, color) {
     return adj.map((a) => a.string())
 }
 
-export function allocationText(amount, weight, symbol) {
-    // console.log('weight', weight, alloc, props.amount)
-    const a = amount * weight
-    return `${(weight * 100).toFixed(1)}% = ${a.toLocaleString('fullwide')} ${symbol}`
+export function allocationText(weight, amount, symbol) {
+    let text = ''
+    const hasWeight = weight!==null && weight!==undefined
+    if (hasWeight)
+        text += `${(weight * 100).toFixed(1)}%`
+    const hasAmount = amount!==null && amount!==undefined
+    const hasSymbol = symbol!==null && symbol!==undefined
+    if (hasAmount && hasSymbol) {
+        if (hasWeight)
+            text += ' = '
+        text += `${amount.toLocaleString('fullwide')} ${symbol}`
+    }
+    return text
 }
 
 export function deleteBuilder(order, builder) {