| /* |
| * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
| * Copyright (C) 2005 Eric Seidel <eric@webkit.org> |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "third_party/blink/renderer/platform/graphics/filters/fe_merge.h" |
| |
| #include <memory> |
| |
| #include "third_party/blink/renderer/platform/graphics/filters/paint_filter_builder.h" |
| #include "third_party/blink/renderer/platform/wtf/text/text_stream.h" |
| |
| namespace blink { |
| |
| FEMerge::FEMerge(Filter* filter) : FilterEffect(filter) {} |
| |
| sk_sp<PaintFilter> FEMerge::CreateImageFilter() { |
| unsigned size = NumberOfEffectInputs(); |
| |
| auto input_refs = std::make_unique<sk_sp<PaintFilter>[]>(size); |
| for (unsigned i = 0; i < size; ++i) { |
| input_refs[i] = paint_filter_builder::Build(InputEffect(i), |
| OperatingInterpolationSpace()); |
| } |
| base::Optional<PaintFilter::CropRect> crop_rect = GetCropRect(); |
| return sk_make_sp<MergePaintFilter>(input_refs.get(), size, |
| base::OptionalOrNullptr(crop_rect)); |
| } |
| |
| WTF::TextStream& FEMerge::ExternalRepresentation(WTF::TextStream& ts, |
| int indent) const { |
| WriteIndent(ts, indent); |
| ts << "[feMerge"; |
| FilterEffect::ExternalRepresentation(ts); |
| unsigned size = NumberOfEffectInputs(); |
| ts << " mergeNodes=\"" << size << "\"]\n"; |
| for (unsigned i = 0; i < size; ++i) |
| InputEffect(i)->ExternalRepresentation(ts, indent + 1); |
| return ts; |
| } |
| |
| } // namespace blink |
