docs: 完善官网 demo

examples/point/chart/API.en.md

@@ -1 +1 @@
-`markdown:docs/api/layer/point_layer/chart.en.md`
+`markdown:docs/api/point_layer/chart.en.md`

examples/point/chart/API.zh.md

@@ -1,2 +1,2 @@
-`markdown:docs/api/layer/point_layer/chart.zh.md`
+`markdown:docs/api/point_layer/chart.zh.md`
 

examples/point/column/API.en.md

@@ -1 +1 @@
-`markdown:docs/api/layer/point_layer/bubble.en.md`
+`markdown:docs/api/point_layer/column.en.md`

examples/point/column/API.zh.md

@@ -1,2 +1,2 @@
-`markdown:docs/api/layer/point_layer/bubble.zh.md`
+`markdown:docs/api/point_layer/column.zh.md`
 

examples/point/column/demo/column_linear.js

@@ -5,7 +5,7 @@ const scene = new Scene({
   id: 'map',
   map: new GaodeMap({
     pitch: 70,
-    style: 'light',
+    style: 'dark',
     center: [ 105, 31.847 ],
     rotation: 0,
     zoom: 4.2

examples/point/column/demo/meta.json

@@ -12,7 +12,7 @@
     {
       "filename": "column_linear.js",
       "title": "3D 渐变柱图",
-      "screenshot": "https://gw.alipayobjects.com/mdn/rms_816329/afts/img/A*YW8FTrC_IKoAAAAAAAAAAAAAARQnAQ"
+      "screenshot": "https://gw.alipayobjects.com/mdn/rms_816329/afts/img/A*txz2TbKe7YEAAAAAAAAAAAAAARQnAQ"
     },
     {
       "filename": "clumn_shape_light.js",