Merge branch 'master' of http://xny.yj-3d.com:3000/zh/sdk4.0_new

src/Global/Contour/index.js

@@ -76,6 +76,15 @@ function accordingToCameraHeight() {
 }
 
 function startDraw(sdk, showData) {
+  if(!sdk || !sdk.viewer) {
+    return
+  }
+  if (showData) {
+    let terrainAvailability = sdk.viewer.terrainProvider.availability;
+    if (!terrainAvailability) {
+      return '未加载地形数据！'
+    }
+  }
   show = showData
 
   Object.keys(paramData).forEach(item => {

src/Global/MapPrint/index.js

@@ -1434,9 +1434,12 @@ class MapPrint {
           document.body.appendChild(downloadElement);
           downloadElement.click();
           document.body.removeChild(downloadElement);
+          setTimeout(() => {
+            exporting = false;
+            exportBtn.innerHTML = '打印';
+          }, 100);
         }, 'image/png', 0.95);
-        exporting = false;
-        exportBtn.innerHTML = '打印';
+        
         // canvas2.toBlob(function (blob) {
         //   let imgBlobData = URL.createObjectURL(blob);
         //   let downloadElement = document.createElement('a');

src/Global/MultiViewportMode/index.js

@@ -434,7 +434,7 @@ function syncImageryLayerMoved(layer, newindxe, oldindex) {
     sdk2D.viewer.imageryLayers.lowerToBottom(layer2d)
   }
   // 移到最高层
-  else if (newindxe === sdk3D.viewer.imageryLayers._layers.length - 1) {
+  else if (newindxe >= sdk3D.viewer.imageryLayers._layers.length - 1) {
     sdk2D.viewer.imageryLayers.raiseToTop(layer2d)
   }
   else {

src/Global/SplitScreen/index.js

@@ -1067,7 +1067,7 @@ function syncImageryLayerMoved(layer, newindxe, oldindex) {
     sdkD.viewer.imageryLayers.lowerToBottom(layerD)
   }
   // 移到最高层
-  else if (newindxe === sdkD.viewer.imageryLayers._layers.length - 1) {
+  else if (newindxe >= sdkD.viewer.imageryLayers._layers.length - 1) {
     sdkD.viewer.imageryLayers.raiseToTop(layerD)
   }
   else {