marker.h

/**
 * This file is part of the "clip" project
 *   Copyright (c) 2018 Paul Asmuth
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
#include <unordered_map>


#include "graphics/color.h"
#include "graphics/draw.h"
#include "graphics/geometry.h"
#include "return_code.h"
#include "sexpr.h"

namespace clip {

using Marker = std::function<
    ReturnCode (
        Context* ctx,
        const Point& pos,
        const Number& size,
        const Color& color)>;

Marker marker_create_circle(double border_width);
Marker marker_create_disk();
Marker marker_create_unicode(const std::string& u);

ReturnCode marker_configure(
    const Expr* expr,
    Marker* marker);

ReturnCode marker_configure_list(
    const Expr* expr,
    std::vector<Marker>* markers);

} // namespace clip