1/*
2 * Copyright 2016 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef SKSL_MODIFIERDECLARATION
9#define SKSL_MODIFIERDECLARATION
10
11#include "include/private/SkSLModifiers.h"
12#include "include/private/SkSLProgramElement.h"
13
14namespace SkSL {
15
16/**
17 * A declaration that consists only of modifiers, e.g.:
18 *
19 * layout(blend_support_all_equations) out;
20 */
21class ModifiersDeclaration final : public ProgramElement {
22public:
23    inline static constexpr Kind kProgramElementKind = Kind::kModifiers;
24
25    ModifiersDeclaration(const Modifiers* modifiers)
26        : INHERITED(-1, kProgramElementKind)
27        , fModifiers(modifiers) {}
28
29    const Modifiers& modifiers() const {
30        return *fModifiers;
31    }
32
33    std::unique_ptr<ProgramElement> clone() const override {
34        return std::make_unique<ModifiersDeclaration>(&this->modifiers());
35    }
36
37    String description() const override {
38        return this->modifiers().description() + ";";
39    }
40
41private:
42    const Modifiers* fModifiers;
43
44    using INHERITED = ProgramElement;
45};
46
47}  // namespace SkSL
48
49#endif
50