| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "flutter/display_list/display_list_image_filter.h" |
| |
| namespace flutter { |
| |
| std::shared_ptr<DlImageFilter> DlImageFilter::From( |
| const SkImageFilter* sk_filter) { |
| if (sk_filter == nullptr) { |
| return nullptr; |
| } |
| { |
| SkColorFilter* color_filter; |
| if (sk_filter->isColorFilterNode(&color_filter)) { |
| FML_DCHECK(color_filter != nullptr); |
| // If |isColorFilterNode| succeeds, the pointer it sets into color_filter |
| // will be ref'd already so we do not use sk_ref_sp() here as that would |
| // double-ref the color filter object. Instead we use a bare sk_sp |
| // constructor to adopt this reference into an sk_sp<SkCF> without |
| // reffing it and let the compiler manage the refs. |
| return std::make_shared<DlColorFilterImageFilter>( |
| DlColorFilter::From(sk_sp<SkColorFilter>(color_filter))); |
| } |
| } |
| return std::make_shared<DlUnknownImageFilter>(sk_ref_sp(sk_filter)); |
| } |
| |
| } // namespace flutter |
