| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "modules/sksg/include/SkSGImage.h" |
| |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkImage.h" |
| #include "src/core/SkPaintPriv.h" |
| |
| namespace sksg { |
| |
| Image::Image(sk_sp<SkImage> image) : fImage(std::move(image)) {} |
| |
| void Image::onRender(SkCanvas* canvas, const RenderContext* ctx) const { |
| if (!fImage) { |
| return; |
| } |
| |
| // Ignoring cubic params and trilerp for now. |
| // TODO: convert to drawImage(sampling options) when available. |
| auto legacy_quality = [](const SkSamplingOptions& sampling) { |
| return |
| sampling.useCubic ? SkFilterQuality::kHigh_SkFilterQuality : |
| sampling.filter == SkFilterMode::kNearest ? SkFilterQuality::kNone_SkFilterQuality : |
| sampling.mipmap == SkMipmapMode::kNone ? SkFilterQuality::kLow_SkFilterQuality : |
| SkFilterQuality::kMedium_SkFilterQuality; |
| }; |
| |
| SkPaint paint; |
| paint.setAntiAlias(fAntiAlias); |
| SkPaintPriv::SetFQ(&paint, legacy_quality(fSamplingOptions)); |
| |
| sksg::RenderNode::ScopedRenderContext local_ctx(canvas, ctx); |
| if (ctx) { |
| if (ctx->fMaskShader) { |
| // Mask shaders cannot be applied via drawImage - we need layer isolation. |
| // TODO: remove after clipShader conversion. |
| local_ctx.setIsolation(this->bounds(), canvas->getTotalMatrix(), true); |
| } |
| local_ctx->modulatePaint(canvas->getTotalMatrix(), &paint); |
| } |
| |
| canvas->drawImage(fImage, 0, 0, &paint); |
| } |
| |
| const RenderNode* Image::onNodeAt(const SkPoint& p) const { |
| SkASSERT(this->bounds().contains(p.x(), p.y())); |
| return this; |
| } |
| |
| SkRect Image::onRevalidate(InvalidationController*, const SkMatrix& ctm) { |
| return fImage ? SkRect::Make(fImage->bounds()) : SkRect::MakeEmpty(); |
| } |
| |
| } // namespace sksg |