Modify

1.Change 'isScrollView' to 'snapshotContentContainer',and tag this options is Android only

Author: Manwei

README.md

@@ -42,7 +42,7 @@ Returns a Promise of the image URI.
     - `"base64"`: encode as base64 and returns the raw string. Use only with small images as this may result of lags (the string is sent over the bridge). *N.B. This is not a data uri, use `data-uri` instead*.
     - `"data-uri"`: same as `base64` but also includes the [Data URI scheme](https://en.wikipedia.org/wiki/Data_URI_scheme) header.
  - **`filename`** *(string)*: the name of the generated file if any (Android only). Defaults to `ReactNative_snapshot_image_${timestamp}`.
- - **`isScrollView`** *(bool)*: View is evaluated the real height when the value is true.
+ - **`snapshotContentContainer`** *(bool)*: View is evaluated the real height when the value is true.(Android only)
 
 ## Caveats
 

android/src/main/java/fr/greweb/reactnativeviewshot/RNViewShotModule.java

@@ -64,12 +64,12 @@ public void takeSnapshot(int tag, ReadableMap options, Promise promise) {
         Integer width = options.hasKey("width") ? (int)(displayMetrics.density * options.getDouble("width")) : null;
         Integer height = options.hasKey("height") ? (int)(displayMetrics.density * options.getDouble("height")) : null;
         String result = options.hasKey("result") ? options.getString("result") : "file";
-        Boolean isScrollView = options.hasKey("isScrollView") ? options.getBoolean("isScrollView"):false;
+        Boolean snapshotContentContainer = options.hasKey("snapshotContentContainer") ? options.getBoolean("snapshotContentContainer"):false;
         try {
             String name = options.hasKey("filename") ? options.getString("filename") : null;
             File tmpFile = "file".equals(result) ? createTempFile(getReactApplicationContext(), format, name) : null;
             UIManagerModule uiManager = this.reactContext.getNativeModule(UIManagerModule.class);
-            uiManager.addUIBlock(new ViewShot(tag, format, compressFormat, quality, width, height, tmpFile, result,isScrollView,promise));
+            uiManager.addUIBlock(new ViewShot(tag, format, compressFormat, quality, width, height, tmpFile, result,snapshotContentContainer,promise));
         }
         catch (Exception e) {
             promise.reject(ViewShot.ERROR_UNABLE_TO_SNAPSHOT, "Failed to snapshot view tag "+tag);

android/src/main/java/fr/greweb/reactnativeviewshot/ViewShot.java

@@ -36,7 +36,7 @@ public class ViewShot implements UIBlock {
     private File output;
     private String result;
     private Promise promise;
-    private Boolean isScrollView;
+    private Boolean snapshotContentContainer;
 
     public ViewShot(
             int tag,
@@ -47,7 +47,7 @@ public ViewShot(
             @Nullable Integer height,
             File output,
             String result,
-            Boolean isScrollView,
+            Boolean snapshotContentContainer,
             Promise promise) {
         this.tag = tag;
         this.extension = extension;
@@ -57,7 +57,7 @@ public ViewShot(
         this.height = height;
         this.output = output;
         this.result = result;
-        this.isScrollView = isScrollView;
+        this.snapshotContentContainer = snapshotContentContainer;
         this.promise = promise;
     }
 
@@ -124,7 +124,7 @@ private void captureView (View view, OutputStream os) {
         }
 
         //evaluate real height
-        if (this.isScrollView){
+        if (this.snapshotContentContainer){
             h=0;
             ScrollView scrollView = (ScrollView)view;
             for (int i = 0; i < scrollView.getChildCount(); i++) {