SkLiteDL: drawAsLayer()

src/core/SkLiteDL.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkData.h"
 #include "SkDrawFilter.h"
@@ skipping 798 matching lines @@
 }
 
 void SkLiteDL::reset(SkRect bounds) {
     SkASSERT(this->unique());
     this->map(dtor_fns);
 
     // Leave fBytes and fReserved alone.
     fUsed   = 0;
     fBounds = bounds;
 }
+
+void SkLiteDL::drawAsLayer(SkCanvas* canvas, const SkMatrix* matrix, const SkPaint* paint) {
+    auto fallback_plan = [&] {
+        SkRect bounds = this->getBounds();
+        canvas->saveLayer(&bounds, paint);
+            this->draw(canvas, matrix);
+        canvas->restore();
+    };
+
+    // TODO: single-draw specializations
+
+    return fallback_plan();
+}