Added method for a custom bitmap

.project

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>StickerView</name>
+	<comment>Project StickerView created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+</projectDescription>

.settings/org.eclipse.buildship.core.prefs

@@ -0,0 +1,2 @@
+connection.project.dir=
+eclipse.preferences.version=1

sticker/src/main/java/com/xiaopo/flying/sticker/StickerView.java

@@ -791,6 +791,13 @@ public void save(@NonNull File file) {
     this.draw(canvas);
     return bitmap;
   }
+  @NonNull public Bitmap createCustomBitmap(int width, int height) throws OutOfMemoryError {
+    handlingSticker = null;
+    Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+    Canvas canvas = new Canvas(bitmap);
+    this.draw(canvas);
+    return bitmap;
+  }
 
   public int getStickerCount() {
     return stickers.size();