From cff04250d9c2d94eeeaf654e1cfe7320842fda46 Mon Sep 17 00:00:00 2001
From: Weixing Zhang <sima.zhang1990@gmail.com>
Date: Mon, 12 Mar 2018 17:42:48 +0800
Subject: [PATCH] fix: support area with null data

---
 package.json           |  2 +-
 src/geom/area.js       |  1 -
 src/geom/shape/util.js | 11 +++++++---
 src/plugin/tooltip.js  | 50 ++++++++++++++++++++++--------------------
 4 files changed, 35 insertions(+), 29 deletions(-)

diff --git a/package.json b/package.json
index 32222cae5..20b7a4b44 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@antv/f2",
-  "version": "3.1.1-beta.9",
+  "version": "3.1.1-beta.10",
   "description": "A canvas library which providing 2d draw for G2.",
   "keywords": [
     "canvas",
diff --git a/src/geom/area.js b/src/geom/area.js
index 68a03bcb4..b60405b0a 100644
--- a/src/geom/area.js
+++ b/src/geom/area.js
@@ -30,7 +30,6 @@ class Area extends Geom {
     const yScale = self.getYScale();
     const splitArray = ShapeUtil.splitArray(data, yScale.field);
     cfg.origin = data; // path,line,area 等图的origin 是整个序列
-
     Util.each(splitArray, function(subData, splitedIndex) {
       cfg.splitedIndex = splitedIndex; // 传入分割片段索引 用于生成id
       const points = subData.map(obj => {
diff --git a/src/geom/shape/util.js b/src/geom/shape/util.js
index 175fec5bf..9100564e6 100644
--- a/src/geom/shape/util.js
+++ b/src/geom/shape/util.js
@@ -28,13 +28,18 @@ const ShapeUtil = {
     Util.each(data, function(obj) {
       yValue = obj._origin ? obj._origin[yField] : obj[yField];
       if ((Util.isArray(yValue) && Util.isNil(yValue[0])) || Util.isNil(yValue)) {
-        arr.push(tmp);
-        tmp = [];
+        if (tmp.length) {
+          arr.push(tmp);
+          tmp = [];
+        }
       } else {
         tmp.push(obj);
       }
     });
-    arr.push(tmp);
+
+    if (tmp.length) {
+      arr.push(tmp);
+    }
 
     return arr;
   }
diff --git a/src/plugin/tooltip.js b/src/plugin/tooltip.js
index 1074ebc1b..184296891 100644
--- a/src/plugin/tooltip.js
+++ b/src/plugin/tooltip.js
@@ -325,30 +325,32 @@ class TooltipController {
       const type = geom.get('type');
       const records = geom.getSnapRecords(point);
       Util.each(records, record => {
-        const { x, y, _origin, color } = record;
-        const tooltipItem = {
-          x,
-          y: Util.isArray(y) ? y[1] : y,
-          color: color || Global.defaultColor,
-          origin: _origin,
-          name: getTooltipName(geom, _origin),
-          value: getTooltipValue(geom, _origin),
-          title: getTooltipTitle(geom, _origin)
-        };
-        if (marker) {
-          tooltipItem.marker = Util.mix({
-            fill: color || Global.defaultColor
-          }, marker);
-        }
-        items.push(tooltipItem);
-
-        if ([ 'line', 'area', 'path' ].indexOf(type) !== -1) {
-          tooltipMarkerType = 'circle';
-          tooltipMarkerItems.push(tooltipItem);
-        } else if (type === 'interval' && coord.type === 'cartesian') {
-          tooltipMarkerType = 'rect';
-          tooltipItem.width = geom.getSize(record._origin);
-          tooltipMarkerItems.push(tooltipItem);
+        if (record.x && record.y) {
+          const { x, y, _origin, color } = record;
+          const tooltipItem = {
+            x,
+            y: Util.isArray(y) ? y[1] : y,
+            color: color || Global.defaultColor,
+            origin: _origin,
+            name: getTooltipName(geom, _origin),
+            value: getTooltipValue(geom, _origin),
+            title: getTooltipTitle(geom, _origin)
+          };
+          if (marker) {
+            tooltipItem.marker = Util.mix({
+              fill: color || Global.defaultColor
+            }, marker);
+          }
+          items.push(tooltipItem);
+
+          if ([ 'line', 'area', 'path' ].indexOf(type) !== -1) {
+            tooltipMarkerType = 'circle';
+            tooltipMarkerItems.push(tooltipItem);
+          } else if (type === 'interval' && coord.type === 'cartesian') {
+            tooltipMarkerType = 'rect';
+            tooltipItem.width = geom.getSize(record._origin);
+            tooltipMarkerItems.push(tooltipItem);
+          }
         }
       });
     });