feature: added blendMode to BlobStyles

Author: phide

lib/src/models.dart

@@ -36,11 +36,13 @@ class BlobStyles {
   Shader? gradient;
   int? strokeWidth;
   BlobFillType? fillType;
+  BlendMode? blendMode;
   BlobStyles({
     this.color,
     this.gradient,
     this.fillType,
     this.strokeWidth,
+    this.blendMode,
   });
 }
 

lib/src/painter/tools.dart

@@ -67,6 +67,9 @@ Paint createPaint(BlobStyles? styles) {
   paint.shader = styles.gradient;
   paint.strokeWidth = (styles.strokeWidth ?? BlobConfig.strokeWidth).toDouble();
   paint.style = fillType[styles.fillType ?? BlobConfig.fillType]!;
+  if (styles.blendMode != null) {
+    paint.blendMode = styles.blendMode!;
+  }
 
   return paint;
 }