diff options
| author |  reed <reed@google.com> | 2016-07-06 09:29:16 -0700 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2016-07-06 09:29:17 -0700 |
| commit | 41c27e15ec2740850700f1b82038ce0f7a632481 (patch) | |
| tree | 5830ed6b2047502cb68cf0e0a805a4d670f74c64 /include/core/SkPictureRecorder.h | |
| parent | 7ec92413307c9da43c013d1e4e15716a44059810 (diff) | |
Experiment: add flag for finish-recording to return null
BUG=skia:5495
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2106843004
Review-Url: https://codereview.chromium.org/2106843004
Diffstat (limited to 'include/core/SkPictureRecorder.h')
| -rw-r--r-- | include/core/SkPictureRecorder.h | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/include/core/SkPictureRecorder.h b/include/core/SkPictureRecorder.h index 3f0cbcc801..419c01bc88 100644 --- a/include/core/SkPictureRecorder.h +++ b/include/core/SkPictureRecorder.h @@ -33,11 +33,15 @@ public: enum RecordFlags { // This flag indicates that, if some BHH is being computed, saveLayer // information should also be extracted at the same time. - kComputeSaveLayerInfo_RecordFlag = 0x01, + kComputeSaveLayerInfo_RecordFlag = 1 << 0, // If you call drawPicture() or drawDrawable() on the recording canvas, this flag forces // that object to playback its contents immediately rather than reffing the object. - kPlaybackDrawPicture_RecordFlag = 0x02, + kPlaybackDrawPicture_RecordFlag = 1 << 1, + }; + + enum FinishFlags { + kReturnNullForEmpty_FinishFlag = 1 << 0, // no draw-ops will return nullptr }; /** Returns the canvas that records the drawing commands. @@ -72,7 +76,7 @@ public: * reflect their current state, but will not contain a live reference to the drawables * themselves. */ - sk_sp<SkPicture> finishRecordingAsPicture(); + sk_sp<SkPicture> finishRecordingAsPicture(uint32_t endFlags = 0); /** * Signal that the caller is done recording, and update the cull rect to use for bounding @@ -83,7 +87,8 @@ public: * and subsequent culling operations. * @return the picture containing the recorded content. */ - sk_sp<SkPicture> finishRecordingAsPictureWithCull(const SkRect& cullRect); + sk_sp<SkPicture> finishRecordingAsPictureWithCull(const SkRect& cullRect, + uint32_t endFlags = 0); /** * Signal that the caller is done recording. This invalidates the canvas returned by @@ -95,7 +100,7 @@ public: * and therefore this drawable will reflect the current state of those nested drawables anytime * it is drawn or a new picture is snapped from it (by calling drawable->newPictureSnapshot()). */ - sk_sp<SkDrawable> finishRecordingAsDrawable(); + sk_sp<SkDrawable> finishRecordingAsDrawable(uint32_t endFlags = 0); #ifdef SK_SUPPORT_LEGACY_PICTURE_PTR SkPicture* SK_WARN_UNUSED_RESULT endRecordingAsPicture() { |