/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkLiteDL.h"
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#include <algorithm>
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#include "SkCanvas.h"
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#include "SkCanvasPriv.h"
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#include "SkData.h"
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#include "SkDrawShadowInfo.h"
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#include "SkImage.h"
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#include "SkImageFilter.h"
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#include "SkMath.h"
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#include "SkPicture.h"
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#include "SkRSXform.h"
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#include "SkRegion.h"
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#include "SkTextBlob.h"
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#include "SkVertices.h"
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#ifndef SKLITEDL_PAGE
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#define SKLITEDL_PAGE 4096
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#endif
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// A stand-in for an optional SkRect which was not set, e.g. bounds for a saveLayer().
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static const SkRect kUnset = { SK_ScalarInfinity, 0,0,0};
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static const SkRect* maybe_unset(const SkRect& r) {
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return r.left() == SK_ScalarInfinity ? nullptr : &r;
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}
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// copy_v(dst, src,n, src,n, ...) copies an arbitrary number of typed srcs into dst.
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static void copy_v(void* dst) {}
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template <typename S, typename... Rest>
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static void copy_v(void* dst, const S* src, int n, Rest&&... rest) {
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SkASSERTF(((uintptr_t)dst & (alignof(S)-1)) == 0,
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"Expected %p to be aligned for at least %zu bytes.", dst, alignof(S));
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sk_careful_memcpy(dst, src, n*sizeof(S));
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copy_v(SkTAddOffset<void>(dst, n*sizeof(S)), std::forward<Rest>(rest)...);
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}
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// Helper for getting back at arrays which have been copy_v'd together after an Op.
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template <typename D, typename T>
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static const D* pod(const T* op, size_t offset = 0) {
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return SkTAddOffset<const D>(op+1, offset);
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}
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namespace {
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#define TYPES(M) \
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M(Flush) M(Save) M(Restore) M(SaveLayer) M(SaveBehind) \
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M(Concat) M(SetMatrix) M(Translate) \
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M(ClipPath) M(ClipRect) M(ClipRRect) M(ClipRegion) \
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M(DrawPaint) M(DrawPath) M(DrawRect) M(DrawEdgeAARect) \
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M(DrawRegion) M(DrawOval) M(DrawArc) \
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M(DrawRRect) M(DrawDRRect) M(DrawAnnotation) M(DrawDrawable) M(DrawPicture) \
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M(DrawImage) M(DrawImageNine) M(DrawImageRect) M(DrawImageLattice) M(DrawImageSet) \
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M(DrawTextBlob) \
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M(DrawPatch) M(DrawPoints) M(DrawVertices) M(DrawAtlas) M(DrawShadowRec)
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#define M(T) T,
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enum class Type : uint8_t { TYPES(M) };
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#undef M
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struct Op {
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uint32_t type : 8;
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uint32_t skip : 24;
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};
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static_assert(sizeof(Op) == 4, "");
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struct Flush final : Op {
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static const auto kType = Type::Flush;
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void draw(SkCanvas* c, const SkMatrix&) const { c->flush(); }
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};
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struct Save final : Op {
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static const auto kType = Type::Save;
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void draw(SkCanvas* c, const SkMatrix&) const { c->save(); }
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};
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struct Restore final : Op {
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static const auto kType = Type::Restore;
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void draw(SkCanvas* c, const SkMatrix&) const { c->restore(); }
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};
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struct SaveLayer final : Op {
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static const auto kType = Type::SaveLayer;
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SaveLayer(const SkRect* bounds, const SkPaint* paint,
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const SkImageFilter* backdrop, const SkImage* clipMask,
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const SkMatrix* clipMatrix, SkCanvas::SaveLayerFlags flags) {
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if (bounds) { this->bounds = *bounds; }
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if (paint) { this->paint = *paint; }
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this->backdrop = sk_ref_sp(backdrop);
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this->clipMask = sk_ref_sp(clipMask);
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this->clipMatrix = clipMatrix ? *clipMatrix : SkMatrix::I();
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this->flags = flags;
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}
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SkRect bounds = kUnset;
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SkPaint paint;
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sk_sp<const SkImageFilter> backdrop;
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sk_sp<const SkImage> clipMask;
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SkMatrix clipMatrix;
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SkCanvas::SaveLayerFlags flags;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->saveLayer({ maybe_unset(bounds), &paint, backdrop.get(), clipMask.get(),
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clipMatrix.isIdentity() ? nullptr : &clipMatrix, flags });
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}
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};
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struct SaveBehind final : Op {
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static const auto kType = Type::SaveBehind;
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SaveBehind(const SkRect* subset) {
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if (subset) { this->subset = *subset; }
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}
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SkRect subset = kUnset;
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void draw(SkCanvas* c, const SkMatrix&) const {
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SkCanvasPriv::SaveBehind(c, maybe_unset(subset));
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}
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};
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struct Concat final : Op {
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static const auto kType = Type::Concat;
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Concat(const SkMatrix& matrix) : matrix(matrix) {}
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SkMatrix matrix;
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void draw(SkCanvas* c, const SkMatrix&) const { c->concat(matrix); }
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};
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struct SetMatrix final : Op {
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static const auto kType = Type::SetMatrix;
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SetMatrix(const SkMatrix& matrix) : matrix(matrix) {}
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SkMatrix matrix;
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void draw(SkCanvas* c, const SkMatrix& original) const {
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c->setMatrix(SkMatrix::Concat(original, matrix));
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}
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};
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struct Translate final : Op {
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static const auto kType = Type::Translate;
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Translate(SkScalar dx, SkScalar dy) : dx(dx), dy(dy) {}
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SkScalar dx,dy;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->translate(dx, dy);
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}
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};
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struct ClipPath final : Op {
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static const auto kType = Type::ClipPath;
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ClipPath(const SkPath& path, SkClipOp op, bool aa) : path(path), op(op), aa(aa) {}
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SkPath path;
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SkClipOp op;
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bool aa;
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void draw(SkCanvas* c, const SkMatrix&) const { c->clipPath(path, op, aa); }
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};
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struct ClipRect final : Op {
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static const auto kType = Type::ClipRect;
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ClipRect(const SkRect& rect, SkClipOp op, bool aa) : rect(rect), op(op), aa(aa) {}
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SkRect rect;
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SkClipOp op;
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bool aa;
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void draw(SkCanvas* c, const SkMatrix&) const { c->clipRect(rect, op, aa); }
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};
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struct ClipRRect final : Op {
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static const auto kType = Type::ClipRRect;
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ClipRRect(const SkRRect& rrect, SkClipOp op, bool aa) : rrect(rrect), op(op), aa(aa) {}
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SkRRect rrect;
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SkClipOp op;
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bool aa;
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void draw(SkCanvas* c, const SkMatrix&) const { c->clipRRect(rrect, op, aa); }
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};
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struct ClipRegion final : Op {
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static const auto kType = Type::ClipRegion;
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ClipRegion(const SkRegion& region, SkClipOp op) : region(region), op(op) {}
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SkRegion region;
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SkClipOp op;
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void draw(SkCanvas* c, const SkMatrix&) const { c->clipRegion(region, op); }
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};
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struct DrawPaint final : Op {
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static const auto kType = Type::DrawPaint;
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DrawPaint(const SkPaint& paint) : paint(paint) {}
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawPaint(paint); }
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};
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struct DrawPath final : Op {
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static const auto kType = Type::DrawPath;
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DrawPath(const SkPath& path, const SkPaint& paint) : path(path), paint(paint) {}
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SkPath path;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawPath(path, paint); }
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};
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struct DrawRect final : Op {
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static const auto kType = Type::DrawRect;
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DrawRect(const SkRect& rect, const SkPaint& paint) : rect(rect), paint(paint) {}
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SkRect rect;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawRect(rect, paint); }
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};
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struct DrawEdgeAARect final : Op {
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static const auto kType = Type::DrawEdgeAARect;
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DrawEdgeAARect(const SkRect& rect, SkCanvas::QuadAAFlags aa, SkColor color,
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SkBlendMode mode)
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: rect(rect), aa(aa), color(color), mode(mode) {}
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SkRect rect;
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SkCanvas::QuadAAFlags aa;
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SkColor color;
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SkBlendMode mode;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->experimental_DrawEdgeAARectV1(rect, aa, color, mode);
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}
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};
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struct DrawRegion final : Op {
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static const auto kType = Type::DrawRegion;
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DrawRegion(const SkRegion& region, const SkPaint& paint) : region(region), paint(paint) {}
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SkRegion region;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawRegion(region, paint); }
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};
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struct DrawOval final : Op {
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static const auto kType = Type::DrawOval;
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DrawOval(const SkRect& oval, const SkPaint& paint) : oval(oval), paint(paint) {}
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SkRect oval;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawOval(oval, paint); }
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};
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struct DrawArc final : Op {
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static const auto kType = Type::DrawArc;
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DrawArc(const SkRect& oval, SkScalar startAngle, SkScalar sweepAngle, bool useCenter,
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const SkPaint& paint)
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: oval(oval), startAngle(startAngle), sweepAngle(sweepAngle), useCenter(useCenter)
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, paint(paint) {}
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SkRect oval;
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SkScalar startAngle;
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SkScalar sweepAngle;
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bool useCenter;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawArc(oval, startAngle, sweepAngle,
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useCenter, paint); }
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};
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struct DrawRRect final : Op {
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static const auto kType = Type::DrawRRect;
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DrawRRect(const SkRRect& rrect, const SkPaint& paint) : rrect(rrect), paint(paint) {}
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SkRRect rrect;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawRRect(rrect, paint); }
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};
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struct DrawDRRect final : Op {
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static const auto kType = Type::DrawDRRect;
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DrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint)
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: outer(outer), inner(inner), paint(paint) {}
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SkRRect outer, inner;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawDRRect(outer, inner, paint); }
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};
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struct DrawAnnotation final : Op {
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static const auto kType = Type::DrawAnnotation;
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DrawAnnotation(const SkRect& rect, SkData* value) : rect(rect), value(sk_ref_sp(value)) {}
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SkRect rect;
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sk_sp<SkData> value;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawAnnotation(rect, pod<char>(this), value.get());
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}
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};
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struct DrawDrawable final : Op {
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static const auto kType = Type::DrawDrawable;
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DrawDrawable(SkDrawable* drawable, const SkMatrix* matrix) : drawable(sk_ref_sp(drawable)) {
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if (matrix) { this->matrix = *matrix; }
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}
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sk_sp<SkDrawable> drawable;
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SkMatrix matrix = SkMatrix::I();
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawDrawable(drawable.get(), &matrix);
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}
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};
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struct DrawPicture final : Op {
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static const auto kType = Type::DrawPicture;
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DrawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint)
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: picture(sk_ref_sp(picture)) {
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if (matrix) { this->matrix = *matrix; }
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if (paint) { this->paint = *paint; has_paint = true; }
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}
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sk_sp<const SkPicture> picture;
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SkMatrix matrix = SkMatrix::I();
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SkPaint paint;
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bool has_paint = false; // TODO: why is a default paint not the same?
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawPicture(picture.get(), &matrix, has_paint ? &paint : nullptr);
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}
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};
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struct DrawImage final : Op {
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static const auto kType = Type::DrawImage;
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DrawImage(sk_sp<const SkImage>&& image, SkScalar x, SkScalar y, const SkPaint* paint)
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: image(std::move(image)), x(x), y(y) {
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if (paint) { this->paint = *paint; }
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}
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sk_sp<const SkImage> image;
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SkScalar x,y;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const { c->drawImage(image.get(), x,y, &paint); }
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};
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struct DrawImageNine final : Op {
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static const auto kType = Type::DrawImageNine;
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DrawImageNine(sk_sp<const SkImage>&& image,
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const SkIRect& center, const SkRect& dst, const SkPaint* paint)
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: image(std::move(image)), center(center), dst(dst) {
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if (paint) { this->paint = *paint; }
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}
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sk_sp<const SkImage> image;
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SkIRect center;
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SkRect dst;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawImageNine(image.get(), center, dst, &paint);
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}
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};
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struct DrawImageRect final : Op {
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static const auto kType = Type::DrawImageRect;
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DrawImageRect(sk_sp<const SkImage>&& image, const SkRect* src, const SkRect& dst,
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const SkPaint* paint, SkCanvas::SrcRectConstraint constraint)
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: image(std::move(image)), dst(dst), constraint(constraint) {
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this->src = src ? *src : SkRect::MakeIWH(image->width(), image->height());
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if (paint) { this->paint = *paint; }
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}
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sk_sp<const SkImage> image;
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SkRect src, dst;
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SkPaint paint;
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SkCanvas::SrcRectConstraint constraint;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawImageRect(image.get(), src, dst, &paint, constraint);
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}
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};
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struct DrawImageLattice final : Op {
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static const auto kType = Type::DrawImageLattice;
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DrawImageLattice(sk_sp<const SkImage>&& image, int xs, int ys, int fs,
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const SkIRect& src, const SkRect& dst, const SkPaint* paint)
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: image(std::move(image)), xs(xs), ys(ys), fs(fs), src(src), dst(dst) {
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if (paint) { this->paint = *paint; }
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}
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sk_sp<const SkImage> image;
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int xs, ys, fs;
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SkIRect src;
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SkRect dst;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const {
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auto xdivs = pod<int>(this, 0),
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ydivs = pod<int>(this, xs*sizeof(int));
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auto colors = (0 == fs) ? nullptr :
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pod<SkColor>(this, (xs+ys)*sizeof(int));
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auto flags = (0 == fs) ? nullptr :
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pod<SkCanvas::Lattice::RectType>(this, (xs+ys)*sizeof(int)+
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fs*sizeof(SkColor));
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c->drawImageLattice(image.get(), {xdivs, ydivs, flags, xs, ys, &src, colors}, dst,
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&paint);
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}
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};
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struct DrawImageSet final : Op {
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static const auto kType = Type::DrawImageSet;
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DrawImageSet(const SkCanvas::ImageSetEntry set[], int count, SkFilterQuality quality,
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SkBlendMode xfermode)
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: count(count), quality(quality), xfermode(xfermode), set(count) {
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std::copy_n(set, count, this->set.get());
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}
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int count;
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SkFilterQuality quality;
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SkBlendMode xfermode;
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SkAutoTArray<SkCanvas::ImageSetEntry> set;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->experimental_DrawImageSetV1(set.get(), count, quality, xfermode);
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}
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};
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struct DrawTextBlob final : Op {
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static const auto kType = Type::DrawTextBlob;
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DrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, const SkPaint& paint)
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: blob(sk_ref_sp(blob)), x(x), y(y), paint(paint) {}
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sk_sp<const SkTextBlob> blob;
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SkScalar x,y;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawTextBlob(blob.get(), x,y, paint);
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}
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};
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struct DrawPatch final : Op {
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static const auto kType = Type::DrawPatch;
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DrawPatch(const SkPoint cubics[12], const SkColor colors[4], const SkPoint texs[4],
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SkBlendMode bmode, const SkPaint& paint)
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: xfermode(bmode), paint(paint)
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{
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copy_v(this->cubics, cubics, 12);
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if (colors) { copy_v(this->colors, colors, 4); has_colors = true; }
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if (texs ) { copy_v(this->texs , texs , 4); has_texs = true; }
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}
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SkPoint cubics[12];
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SkColor colors[4];
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SkPoint texs[4];
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SkBlendMode xfermode;
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SkPaint paint;
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bool has_colors = false;
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bool has_texs = false;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawPatch(cubics, has_colors ? colors : nullptr, has_texs ? texs : nullptr,
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xfermode, paint);
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}
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};
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struct DrawPoints final : Op {
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static const auto kType = Type::DrawPoints;
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DrawPoints(SkCanvas::PointMode mode, size_t count, const SkPaint& paint)
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: mode(mode), count(count), paint(paint) {}
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SkCanvas::PointMode mode;
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size_t count;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawPoints(mode, count, pod<SkPoint>(this), paint);
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}
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};
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struct DrawVertices final : Op {
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static const auto kType = Type::DrawVertices;
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DrawVertices(const SkVertices* v, int bc, SkBlendMode m, const SkPaint& p)
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: vertices(sk_ref_sp(const_cast<SkVertices*>(v)))
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, boneCount(bc)
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, mode(m)
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, paint(p) {}
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sk_sp<SkVertices> vertices;
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int boneCount;
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SkBlendMode mode;
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SkPaint paint;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->drawVertices(vertices, pod<SkVertices::Bone>(this), boneCount, mode, paint);
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}
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};
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struct DrawAtlas final : Op {
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static const auto kType = Type::DrawAtlas;
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DrawAtlas(const SkImage* atlas, int count, SkBlendMode xfermode,
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const SkRect* cull, const SkPaint* paint, bool has_colors)
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: atlas(sk_ref_sp(atlas)), count(count), xfermode(xfermode), has_colors(has_colors) {
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if (cull) { this->cull = *cull; }
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if (paint) { this->paint = *paint; }
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}
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sk_sp<const SkImage> atlas;
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int count;
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SkBlendMode xfermode;
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SkRect cull = kUnset;
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SkPaint paint;
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bool has_colors;
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void draw(SkCanvas* c, const SkMatrix&) const {
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auto xforms = pod<SkRSXform>(this, 0);
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auto texs = pod<SkRect>(this, count*sizeof(SkRSXform));
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auto colors = has_colors
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? pod<SkColor>(this, count*(sizeof(SkRSXform) + sizeof(SkRect)))
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: nullptr;
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c->drawAtlas(atlas.get(), xforms, texs, colors, count, xfermode,
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maybe_unset(cull), &paint);
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}
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};
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struct DrawShadowRec final : Op {
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static const auto kType = Type::DrawShadowRec;
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DrawShadowRec(const SkPath& path, const SkDrawShadowRec& rec)
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: fPath(path), fRec(rec)
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{}
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SkPath fPath;
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SkDrawShadowRec fRec;
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void draw(SkCanvas* c, const SkMatrix&) const {
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c->private_draw_shadow_rec(fPath, fRec);
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}
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};
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}
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template <typename T, typename... Args>
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void* SkLiteDL::push(size_t pod, Args&&... args) {
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size_t skip = SkAlignPtr(sizeof(T) + pod);
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SkASSERT(skip < (1<<24));
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if (fUsed + skip > fReserved) {
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static_assert(SkIsPow2(SKLITEDL_PAGE), "This math needs updating for non-pow2.");
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// Next greater multiple of SKLITEDL_PAGE.
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fReserved = (fUsed + skip + SKLITEDL_PAGE) & ~(SKLITEDL_PAGE-1);
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fBytes.realloc(fReserved);
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}
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SkASSERT(fUsed + skip <= fReserved);
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auto op = (T*)(fBytes.get() + fUsed);
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fUsed += skip;
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new (op) T{ std::forward<Args>(args)... };
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op->type = (uint32_t)T::kType;
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op->skip = skip;
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return op+1;
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}
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template <typename Fn, typename... Args>
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inline void SkLiteDL::map(const Fn fns[], Args... args) const {
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auto end = fBytes.get() + fUsed;
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for (const uint8_t* ptr = fBytes.get(); ptr < end; ) {
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auto op = (const Op*)ptr;
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auto type = op->type;
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auto skip = op->skip;
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if (auto fn = fns[type]) { // We replace no-op functions with nullptrs
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fn(op, args...); // to avoid the overhead of a pointless call.
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}
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ptr += skip;
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}
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}
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void SkLiteDL::flush() { this->push<Flush>(0); }
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void SkLiteDL:: save() { this->push <Save>(0); }
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void SkLiteDL::restore() { this->push<Restore>(0); }
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void SkLiteDL::saveLayer(const SkRect* bounds, const SkPaint* paint,
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const SkImageFilter* backdrop, const SkImage* clipMask,
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const SkMatrix* clipMatrix, SkCanvas::SaveLayerFlags flags) {
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this->push<SaveLayer>(0, bounds, paint, backdrop, clipMask, clipMatrix, flags);
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}
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void SkLiteDL::saveBehind(const SkRect* subset) {
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this->push<SaveBehind>(0, subset);
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}
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void SkLiteDL:: concat(const SkMatrix& matrix) { this->push <Concat>(0, matrix); }
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void SkLiteDL::setMatrix(const SkMatrix& matrix) { this->push<SetMatrix>(0, matrix); }
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void SkLiteDL::translate(SkScalar dx, SkScalar dy) { this->push<Translate>(0, dx, dy); }
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void SkLiteDL::clipPath(const SkPath& path, SkClipOp op, bool aa) {
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this->push<ClipPath>(0, path, op, aa);
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}
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void SkLiteDL::clipRect(const SkRect& rect, SkClipOp op, bool aa) {
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this->push<ClipRect>(0, rect, op, aa);
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}
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void SkLiteDL::clipRRect(const SkRRect& rrect, SkClipOp op, bool aa) {
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this->push<ClipRRect>(0, rrect, op, aa);
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}
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void SkLiteDL::clipRegion(const SkRegion& region, SkClipOp op) {
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this->push<ClipRegion>(0, region, op);
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}
|
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void SkLiteDL::drawPaint(const SkPaint& paint) {
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this->push<DrawPaint>(0, paint);
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}
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void SkLiteDL::drawPath(const SkPath& path, const SkPaint& paint) {
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this->push<DrawPath>(0, path, paint);
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}
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void SkLiteDL::drawRect(const SkRect& rect, const SkPaint& paint) {
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this->push<DrawRect>(0, rect, paint);
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}
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void SkLiteDL::drawEdgeAARect(const SkRect& rect, SkCanvas::QuadAAFlags aa, SkColor color,
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SkBlendMode mode) {
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this->push<DrawEdgeAARect>(0, rect, aa, color, mode);
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}
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void SkLiteDL::drawRegion(const SkRegion& region, const SkPaint& paint) {
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this->push<DrawRegion>(0, region, paint);
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}
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void SkLiteDL::drawOval(const SkRect& oval, const SkPaint& paint) {
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this->push<DrawOval>(0, oval, paint);
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}
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void SkLiteDL::drawArc(const SkRect& oval, SkScalar startAngle, SkScalar sweepAngle, bool useCenter,
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const SkPaint& paint) {
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this->push<DrawArc>(0, oval, startAngle, sweepAngle, useCenter, paint);
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}
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void SkLiteDL::drawRRect(const SkRRect& rrect, const SkPaint& paint) {
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this->push<DrawRRect>(0, rrect, paint);
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}
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void SkLiteDL::drawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) {
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this->push<DrawDRRect>(0, outer, inner, paint);
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}
|
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void SkLiteDL::drawAnnotation(const SkRect& rect, const char* key, SkData* value) {
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size_t bytes = strlen(key)+1;
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void* pod = this->push<DrawAnnotation>(bytes, rect, value);
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copy_v(pod, key,bytes);
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}
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void SkLiteDL::drawDrawable(SkDrawable* drawable, const SkMatrix* matrix) {
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this->push<DrawDrawable>(0, drawable, matrix);
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}
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void SkLiteDL::drawPicture(const SkPicture* picture,
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const SkMatrix* matrix, const SkPaint* paint) {
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this->push<DrawPicture>(0, picture, matrix, paint);
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}
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void SkLiteDL::drawImage(sk_sp<const SkImage> image, SkScalar x, SkScalar y, const SkPaint* paint) {
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this->push<DrawImage>(0, std::move(image), x,y, paint);
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}
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void SkLiteDL::drawImageNine(sk_sp<const SkImage> image, const SkIRect& center,
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const SkRect& dst, const SkPaint* paint) {
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this->push<DrawImageNine>(0, std::move(image), center, dst, paint);
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}
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void SkLiteDL::drawImageRect(sk_sp<const SkImage> image, const SkRect* src, const SkRect& dst,
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const SkPaint* paint, SkCanvas::SrcRectConstraint constraint) {
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this->push<DrawImageRect>(0, std::move(image), src, dst, paint, constraint);
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}
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void SkLiteDL::drawImageLattice(sk_sp<const SkImage> image, const SkCanvas::Lattice& lattice,
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const SkRect& dst, const SkPaint* paint) {
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int xs = lattice.fXCount, ys = lattice.fYCount;
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int fs = lattice.fRectTypes ? (xs + 1) * (ys + 1) : 0;
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size_t bytes = (xs + ys) * sizeof(int) + fs * sizeof(SkCanvas::Lattice::RectType)
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+ fs * sizeof(SkColor);
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SkASSERT(lattice.fBounds);
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void* pod = this->push<DrawImageLattice>(bytes, std::move(image), xs, ys, fs, *lattice.fBounds,
|
dst, paint);
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copy_v(pod, lattice.fXDivs, xs,
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lattice.fYDivs, ys,
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lattice.fColors, fs,
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lattice.fRectTypes, fs);
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}
|
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void SkLiteDL::drawImageSet(const SkCanvas::ImageSetEntry set[], int count,
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SkFilterQuality filterQuality, SkBlendMode mode) {
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this->push<DrawImageSet>(0, set, count, filterQuality, mode);
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}
|
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void SkLiteDL::drawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, const SkPaint& paint) {
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this->push<DrawTextBlob>(0, blob, x,y, paint);
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}
|
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void SkLiteDL::drawPatch(const SkPoint points[12], const SkColor colors[4], const SkPoint texs[4],
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SkBlendMode bmode, const SkPaint& paint) {
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this->push<DrawPatch>(0, points, colors, texs, bmode, paint);
|
}
|
void SkLiteDL::drawPoints(SkCanvas::PointMode mode, size_t count, const SkPoint points[],
|
const SkPaint& paint) {
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void* pod = this->push<DrawPoints>(count*sizeof(SkPoint), mode, count, paint);
|
copy_v(pod, points,count);
|
}
|
void SkLiteDL::drawVertices(const SkVertices* vertices, const SkVertices::Bone bones[],
|
int boneCount, SkBlendMode mode, const SkPaint& paint) {
|
void* pod = this->push<DrawVertices>(boneCount * sizeof(SkVertices::Bone),
|
vertices,
|
boneCount,
|
mode,
|
paint);
|
copy_v(pod, bones, boneCount);
|
}
|
void SkLiteDL::drawAtlas(const SkImage* atlas, const SkRSXform xforms[], const SkRect texs[],
|
const SkColor colors[], int count, SkBlendMode xfermode,
|
const SkRect* cull, const SkPaint* paint) {
|
size_t bytes = count*(sizeof(SkRSXform) + sizeof(SkRect));
|
if (colors) {
|
bytes += count*sizeof(SkColor);
|
}
|
void* pod = this->push<DrawAtlas>(bytes,
|
atlas, count, xfermode, cull, paint, colors != nullptr);
|
copy_v(pod, xforms, count,
|
texs, count,
|
colors, colors ? count : 0);
|
}
|
void SkLiteDL::drawShadowRec(const SkPath& path, const SkDrawShadowRec& rec) {
|
this->push<DrawShadowRec>(0, path, rec);
|
}
|
|
typedef void(*draw_fn)(const void*, SkCanvas*, const SkMatrix&);
|
typedef void(*void_fn)(const void*);
|
|
// All ops implement draw().
|
#define M(T) [](const void* op, SkCanvas* c, const SkMatrix& original) { \
|
((const T*)op)->draw(c, original); \
|
},
|
static const draw_fn draw_fns[] = { TYPES(M) };
|
#undef M
|
|
// Most state ops (matrix, clip, save, restore) have a trivial destructor.
|
#define M(T) !std::is_trivially_destructible<T>::value \
|
? [](const void* op) { ((const T*)op)->~T(); } \
|
: (void_fn)nullptr,
|
|
static const void_fn dtor_fns[] = { TYPES(M) };
|
#undef M
|
|
void SkLiteDL::draw(SkCanvas* canvas) const {
|
SkAutoCanvasRestore acr(canvas, false);
|
this->map(draw_fns, canvas, canvas->getTotalMatrix());
|
}
|
|
SkLiteDL::~SkLiteDL() {
|
this->reset();
|
}
|
|
void SkLiteDL::reset() {
|
this->map(dtor_fns);
|
|
// Leave fBytes and fReserved alone.
|
fUsed = 0;
|
}
|
