优化

2022-05-23 11:10:21 +08:00
parent c3df746216
commit 80c56322f6
1 changed files with 11 additions and 7 deletions
@@ -126,13 +126,17 @@ fun View.visible(visible: Boolean) {
    }
 }

-fun View.screenshot(): Bitmap {
-    val screenshot = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888)
-    val c = Canvas(screenshot)
-    c.translate(-scrollX.toFloat(), -scrollY.toFloat())
-    this.draw(c)
-    c.setBitmap(null)
-    return screenshot
+fun View.screenshot(): Bitmap? {
+    return if (width > 0 && height > 0) {
+        val screenshot = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888)
+        val c = Canvas(screenshot)
+        c.translate(-scrollX.toFloat(), -scrollY.toFloat())
+        this.draw(c)
+        c.setBitmap(null)
+        screenshot
+    } else {
+        null
+    }
 }

 fun SeekBar.progressAdd(int: Int) {