/*

 * Copyright 2020 Google LLC

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#ifndef SKSL_DSL_MODIFIERS

#define SKSL_DSL_MODIFIERS

#include "include/core/SkSpan.h"

#include "include/private/SkSLModifiers.h"

#include "include/sksl/DSLLayout.h"

namespace SkSL {

namespace dsl {

class DSLField;

class DSLType;

enum Modifier {

    kNo_Modifier            =       0,

    kConst_Modifier         = 1 <<  0,

    kIn_Modifier            = 1 <<  1,

    kOut_Modifier           = 1 <<  2,

    kInOut_Modifier         = kIn_Modifier | kOut_Modifier,

    kUniform_Modifier       = 1 <<  3,

    kFlat_Modifier          = 1 <<  4,

    kNoPerspective_Modifier = 1 <<  5,

};

class DSLModifiers {

public:

    DSLModifiers(int flags = 0)

        : DSLModifiers(DSLLayout(), flags) {}

    DSLModifiers(DSLLayout layout, int flags = 0)

        : fModifiers(layout.fSkSLLayout, flags) {}

    int flags() const {

        return fModifiers.fFlags;

    }

    DSLLayout layout() const {

        return DSLLayout(fModifiers.fLayout);

    }

private:

    SkSL::Modifiers fModifiers;

    friend DSLType Struct(skstd::string_view name, SkSpan<DSLField> fields);

    friend class DSLCore;

    friend class DSLFunction;

    friend class DSLType;

    friend class DSLVarBase;

    friend class DSLWriter;

};

} // namespace dsl

} // namespace SkSL

#endif