4  * Use of this source code is governed by a BSD-style license that can be
42 // Multipliers for DPI-relative units.
78         this->resolve(x, SkSVGLengthContext::LengthType::kHorizontal),  in resolveRect()
79         this->resolve(y, SkSVGLengthContext::LengthType::kVertical),  in resolveRect()
80         this->resolve(w, SkSVGLengthContext::LengthType::kHorizontal),  in resolveRect()
81         this->resolve(h, SkSVGLengthContext::LengthType::kVertical));  in resolveRect()
114     if (props.fStrokeDashArray->type() != SkSVGDashArray::Type::kDashArray) {  in dash_effect()
159     , fCanvasSaveCount(canvas->getSaveCount())  in SkSVGRenderContext()
190     fCanvas->restoreToCount(fCanvasSaveCount);  in ~SkSVGRenderContext()
195         SkDebugf("non-local iri references not currently supported");  in findNodeById()
207         SkASSERT(fPresentationContext->fInherited.f ## ATTR.isValue());                 \  in applyPresentationAttributes()
209         if (attr.isValue() && *attr != *fPresentationContext->fInherited.f ## ATTR) {   \  in applyPresentationAttributes()
211             fPresentationContext.writable()->fInherited.f ## ATTR.set(*attr);           \  in applyPresentationAttributes()
243         this->applyOpacity(*attrs.fOpacity, flags, hasFilter);  in applyPresentationAttributes()
247         this->applyClip(*attrs.fClipPath);  in applyPresentationAttributes()
251         this->applyMask(*attrs.fMask);  in applyPresentationAttributes()
256         this->applyFilter(*attrs.fFilter);  in applyPresentationAttributes()
261     // TODO: resolve these in a pre-render styling pass and assert here that they are values.  in applyPresentationAttributes()
262     // - stop-color  in applyPresentationAttributes()
263     // - stop-opacity  in applyPresentationAttributes()
264     // - flood-color  in applyPresentationAttributes()
265     // - flood-opacity  in applyPresentationAttributes()
266     // - lighting-color  in applyPresentationAttributes()
274     const auto& props = fPresentationContext->fInherited;  in applyOpacity()
275     const bool hasFill   = props.fFill  ->type() != SkSVGPaint::Type::kNone,  in applyOpacity()
276                hasStroke = props.fStroke->type() != SkSVGPaint::Type::kNone;  in applyOpacity()
280     //   - the target node doesn't have any descendants;  in applyOpacity()
281     //   - it only has a stroke or a fill (but not both);  in applyOpacity()
282     //   - it does not have a filter.  in applyOpacity()
287         // Expensive, layer-based fall back.  in applyOpacity()
291         fCanvas->saveLayer(nullptr, &opacityPaint);  in applyOpacity()
300     const auto node = this->findNodeById(filter.iri());  in applyFilter()
301     if (!node || node->tag() != SkSVGTag::kFilter) {  in applyFilter()
306     sk_sp<SkImageFilter> imageFilter = filterNode->buildFilterDAG(*this);  in applyFilter()
311         fCanvas->saveLayer(nullptr, &filterPaint);  in applyFilter()
317     if (fCanvas->getSaveCount() == fCanvasSaveCount) {  in saveOnce()
318         fCanvas->save();  in saveOnce()
321     SkASSERT(fCanvas->getSaveCount() > fCanvasSaveCount);  in saveOnce()
329     const auto clipNode = this->findNodeById(clip.iri());  in applyClip()
330     if (!clipNode || clipNode->tag() != SkSVGTag::kClipPath) {  in applyClip()
334     const SkPath clipPath = static_cast<const SkSVGClipPath*>(clipNode.get())->resolveClip(*this);  in applyClip()
338     //   - apply to the current canvas, for drawing  in applyClip()
339     //   - track in the presentation context, for asPath() composition  in applyClip()
343     this->saveOnce();  in applyClip()
345     fCanvas->clipPath(clipPath, true);  in applyClip()
354     const auto node = this->findNodeById(mask.iri());  in applyMask()
355     if (!node || node->tag() != SkSVGTag::kMask) {  in applyMask()
360     const auto mask_bounds = mask_node->bounds(*this);  in applyMask()
363     fCanvas->saveLayer(mask_bounds, nullptr);  in applyMask()
366     mask_node->renderMask(*this);  in applyMask()
371     fCanvas->saveLayer(mask_bounds, &masking_paint);  in applyMask()
374     fCanvas->clipRect(mask_bounds, true);  in applyMask()
378     // Restoring triggers srcIn-compositing the content against the mask.  in applyMask()
392         p->setColor(this->resolveSvgColor(paint_selector.color()));  in commonPaint()
397         // leaking into the paint server context, use a pristine presentation context when  in commonPaint()
412         const auto node = this->findNodeById(paint_selector.iri());  in commonPaint()
413         if (!node || !node->asPaint(local_ctx, p.get())) {  in commonPaint()
415             p->setColor(this->resolveSvgColor(paint_selector.color()));  in commonPaint()
422     p->setAntiAlias(true); // TODO: shape-rendering support  in commonPaint()
425     //   - initial paint server opacity (e.g. color stop opacity)  in commonPaint()
426     //   - paint-specific opacity (e.g. 'fill-opacity', 'stroke-opacity')  in commonPaint()
427     //   - deferred opacity override (optimization for leaf nodes 'opacity')  in commonPaint()
428     p->setAlphaf(SkTPin(p->getAlphaf() * paint_opacity * fDeferredPaintOpacity, 0.0f, 1.0f));  in commonPaint()
434     const auto& props = fPresentationContext->fInherited;  in fillPaint()
435     auto p = this->commonPaint(*props.fFill, *props.fFillOpacity);  in fillPaint()
438         p->setStyle(SkPaint::kFill_Style);  in fillPaint()
445     const auto& props = fPresentationContext->fInherited;  in strokePaint()
446     auto p = this->commonPaint(*props.fStroke, *props.fStrokeOpacity);  in strokePaint()
449         p->setStyle(SkPaint::kStroke_Style);  in strokePaint()
450         p->setStrokeWidth(fLengthContext->resolve(*props.fStrokeWidth,  in strokePaint()
452         p->setStrokeCap(toSkCap(*props.fStrokeLineCap));  in strokePaint()
453         p->setStrokeJoin(toSkJoin(*props.fStrokeLineJoin));  in strokePaint()
454         p->setStrokeMiter(*props.fStrokeMiterLimit);  in strokePaint()
455         p->setPathEffect(dash_effect(props, *fLengthContext));  in strokePaint()
466             return *fPresentationContext->fInherited.fColor;  in resolveSvgColor()
481     const auto obb = fOBBScope.fNode->objectBoundingBox(*fOBBScope.fCtx);  in transformForCurrentOBB()
494     auto r = lctx->resolveRect(x, y, w, h);  in resolveOBBRect()
495     const auto obbt = this->transformForCurrentOBB(obbu);  in resolveOBBRect()