image channel test

492fe1a9 · ouxiang · 5246f696 · 492fe1a9
Commit 492fe1a9 authored Feb 20, 2019 by ouxiang
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Showing with 14 additions and 5 deletions

assetsChannel.dart lib/assetsChannel.dart +14 -5

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--- a/lib/assetsChannel.dart
+++ b/lib/assetsChannel.dart
@@ -76,11 +76,7 @@ class _AssestPlatformChannelState extends State<AssestPlatformChannel> {
                    color: Colors.pink[300],
                    width: 300,
                    height: 300,
-                    child: Image.memory(_imageData,
-                      color: Colors.purple,
-                      width: 200,
-                      height: 200,
-                    ),
+                    child: _imageWidget()
                  )
                ],
              ),
@@ -90,4 +86,17 @@ class _AssestPlatformChannelState extends State<AssestPlatformChannel> {
      ),
    );
  }
+
+  Widget _imageWidget(){
+    if (_imageData != null) {
+      return Image.memory(_imageData,
+                      color: Colors.purple,
+                      width: 200,
+                      height: 200,
+                    );
+    }else{
+      return Text('i am not image');
+    }
+  }
+
 }