add parallel public API for recording SkLiteDL.

The API is restricted to pretty much just what Derek calls,
but it's enough that we can switch testing over to use it.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2246893002

Review-Url: https://codereview.chromium.org/2246893002

1 files changed, 26 insertions, 0 deletions

diff --git a/include/core/SkPictureRecorder.h b/include/core/SkPictureRecorder.h
index f20a06adf4..96e7aa019d 100644
--- a/include/core/SkPictureRecorder.h
+++ b/include/core/SkPictureRecorder.h
@@ -140,4 +140,30 @@ private:
     typedef SkNoncopyable INHERITED;
 };
 
+class SkLiteDL;
+class SkLiteRecorder;
+
+// A similar API to SkPictureRecorder, wrapping SkLiteRecorder and SkLiteDL.
+class SK_API SkPictureRecorder_Lite : SkNoncopyable {
+public:
+     SkPictureRecorder_Lite();
+    ~SkPictureRecorder_Lite();
+
+    SkCanvas* beginRecording(const SkRect& bounds);
+    SkCanvas* beginRecording(SkScalar w, SkScalar h) {
+        return this->beginRecording(SkRect::MakeWH(w,h));
+    }
+
+    SkCanvas* getRecordingCanvas();
+
+    void optimizeFor(GrContext* ctx) { fGrContextToOptimizeFor = ctx; }
+
+    sk_sp<SkDrawable> finishRecordingAsDrawable(uint32_t ignored = 0);
+
+private:
+    std::unique_ptr<SkLiteRecorder> fRecorder;
+    sk_sp<SkLiteDL>                 fDL;
+    GrContext*                      fGrContextToOptimizeFor = nullptr;
+};
+
 #endif