skia2/experimental/skrive/include/SkRive.h
Florin Malita c217f61764 [skrive] Start parsing the node hierarchy
TBR=
Change-Id: I601ad831e69fd26ac8a0fe1f90ce2e9588a7f912
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/297056
Commit-Queue: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
2020-06-18 19:29:42 +00:00

125 lines
3.4 KiB
C++

/*
* Copyright 2020 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkRive_DEFINED
#define SkRive_DEFINED
#include "include/core/SkBlendMode.h"
#include "include/core/SkM44.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkString.h"
#include "modules/sksg/include/SkSGGroup.h"
#include "modules/sksg/include/SkSGRenderNode.h"
#include <memory>
#include <vector>
class SkStreamAsset;
namespace skrive {
class Node : public sksg::Group {
public:
SG_ATTRIBUTE(Name , SkString , fName )
SG_ATTRIBUTE(Translation , SkV2 , fTranslation )
SG_ATTRIBUTE(Scale , SkV2 , fScale )
SG_ATTRIBUTE(Rotation , float , fRotation )
SG_ATTRIBUTE(Opacity , float , fOpacity )
SG_ATTRIBUTE(CollapsedVisibility, bool , fCollapsedVisibility)
Node() : Node(Type::kNode) {}
protected:
enum class Type : uint32_t {
kNode, // base group node
};
explicit Node(Type t) : fType(t) {}
SkRect onRevalidate(sksg::InvalidationController*, const SkMatrix&) override;
Type type() const { return fType; }
private:
const Type fType;
SkString fName;
SkV2 fTranslation = {0, 0},
fScale = {1, 1};
float fRotation = 0,
fOpacity = 1;
bool fCollapsedVisibility = false;
using INHERITED = sksg::Group;
};
class Drawable : public Node {
public:
SG_ATTRIBUTE(DrawOrder, size_t , fDrawOrder)
SG_ATTRIBUTE(BlendMode, SkBlendMode, fBlendMode)
SG_ATTRIBUTE(IsHidden , bool , fIsHidden )
private:
size_t fDrawOrder = 0;
SkBlendMode fBlendMode = SkBlendMode::kSrcOver;
bool fIsHidden = false;
using INHERITED = Node;
};
class Shape final : public Drawable {
public:
SG_ATTRIBUTE(TransformAffectsStroke, bool, fTransformAffectsStroke)
private:
bool fTransformAffectsStroke = true;
using INHERITED = Drawable;
};
class Artboard final : public sksg::RenderNode {
public:
SG_ATTRIBUTE(Name , SkString , fName ) // TODO: non-invalidating attributes?
SG_ATTRIBUTE(Color , SkColor4f, fColor )
SG_ATTRIBUTE(Size , SkV2 , fSize )
SG_ATTRIBUTE(Origin , SkV2 , fOrigin )
SG_ATTRIBUTE(Translation , SkV2 , fTranslation )
SG_ATTRIBUTE(ClipContents, bool , fClipContents)
private:
SkRect onRevalidate(sksg::InvalidationController*, const SkMatrix&) override;
void onRender(SkCanvas*, const RenderContext*) const override;
const RenderNode* onNodeAt(const SkPoint&) const override;
SkString fName;
SkColor4f fColor = {0, 0, 0, 1};
SkV2 fSize = {0, 0},
fOrigin = {0, 0},
fTranslation = {0, 0};
bool fClipContents = false;
using INHERITED = RenderNode;
};
class SK_API SkRive final : public SkNVRefCnt<SkRive> {
public:
class Builder final {
public:
sk_sp<SkRive> make(std::unique_ptr<SkStreamAsset>);
};
const std::vector<sk_sp<Artboard>>& artboards() const { return fArtboards; }
std::vector<sk_sp<Artboard>>& artboards() { return fArtboards; }
private:
std::vector<sk_sp<Artboard>> fArtboards;
};
} // skrive
#endif // SkRive_DEFINED