[NOT FOR COMMIT] Fully replace SkCanvas uses.

skia/ext/cdl_picture.h

+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SKIA_EXT_CDL_PICTURE_H_
+#define SKIA_EXT_CDL_PICTURE_H_
+
+#include "cdl_common.h"
+
+#if CDL_ENABLED
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "base/compiler_specific.h"
+#include "cdl_canvas.h"
+#include "third_party/skia/include/core/SkCanvas.h"
+#include "third_party/skia/include/core/SkPicture.h"
+#include "third_party/skia/include/core/SkDrawable.h"
+
+class CdlPictureBuffer;
+
+class SK_API CdlPicture : public SkRefCnt {
+ public:
+  CdlPicture(sk_sp<CdlPictureBuffer> dl,
+             SkRect cull_bounds,
+             int start_offset,
+             int end_offset);
+  ~CdlPicture() override;
+
+  void draw(CdlCanvas* canvas,
+            const SkMatrix* matrix,
+            const CdlPaint* paint) const;
+
+  sk_sp<SkPicture> toSkPicture() const;
+  int approximateOpCount() const { return 1; }
+  void playback(CdlCanvas*, SkPicture::AbortCallback* = NULL) const;
+  SkRect cullRect() const { return cull_bounds_; }
+  uint32_t uniqueID() const;
+
+ private:
+  sk_sp<CdlPictureBuffer> picture_;
+  SkRect cull_bounds_;
+  int start_offset_;
+  int end_offset_;
+  mutable uint32_t unique_id_ = 0;
+};
+
+inline sk_sp<SkPicture> ToSkPicture(CdlPicture* picture) {
+  return picture->toSkPicture();
+}
+
+inline sk_sp<const SkPicture> ToSkPicture(const CdlPicture* picture) {
+  return picture->toSkPicture();
+}
+
+#else
+
+#include "third_party/skia/include/core/SkPicture.h"
+
+inline sk_sp<SkPicture> ToSkPicture(CdlPicture* picture) {
+  return sk_sp<SkPicture>(picture);
+}
+
+inline sk_sp<const SkPicture> ToSkPicture(const CdlPicture* picture) {
+  return sk_sp<const SkPicture>(picture);
+}
+
+#endif  // CDL_ENABLED
+
+#endif  // SKIA_EXT_CDL_PICTURE_H_