mkxp-z/binding-sandbox/sprite-binding.h

/*
** sprite-binding.h
**
** This file is part of mkxp.
**
** Copyright (C) 2013 - 2021 Amaryllis Kulla <ancurio@mapleshrine.eu>
**
** mkxp is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 2 of the License, or
** (at your option) any later version.
**
** mkxp is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with mkxp.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef MKXPZ_SANDBOX_SPRITE_BINDING_H
#define MKXPZ_SANDBOX_SPRITE_BINDING_H

#include "sandbox.h"
#include "binding-util.h"
#include "sprite.h"
#include "etc-binding.h"

namespace mkxp_sandbox {
    static struct mkxp_sandbox::bindings::rb_data_type sprite_type;
    static VALUE sprite_class;

    struct sprite_binding_init : boost::asio::coroutine {
        SANDBOX_DEF_ALLOC(sprite_type)
        SANDBOX_DEF_DFREE(Sprite)

        static VALUE initialize(int32_t argc, wasm_ptr_t argv, VALUE self) {
            struct coro : boost::asio::coroutine {
                Sprite *sprite;
                VALUE viewport_obj;
                Viewport *viewport;

                VALUE operator()(int32_t argc, wasm_ptr_t argv, VALUE self) {
                    BOOST_ASIO_CORO_REENTER (this) {
                        viewport_obj = SANDBOX_NIL;
                        viewport = NULL;
                        if (argc > 0) {
                            viewport_obj = *(VALUE *)(**sb() + argv);
                            if (viewport_obj != SANDBOX_NIL) {
                                viewport = get_private_data<Viewport>(viewport_obj);
                            }
                        }

                        GFX_LOCK

                        sprite = new Sprite(viewport);
                        SANDBOX_AWAIT(rb_iv_set, self, "viewport", viewport_obj);

                        set_private_data(self, sprite);
                        sprite->initDynAttribs();

                        SANDBOX_AWAIT(wrap_property, self, &sprite->getSrcRect(), "src_rect", rect_class);
                        SANDBOX_AWAIT(wrap_property, self, &sprite->getColor(), "color", color_class);
                        SANDBOX_AWAIT(wrap_property, self, &sprite->getTone(), "tone", tone_class);

                        GFX_UNLOCK
                    }

                    return SANDBOX_NIL;
                }
            };

            return sb()->bind<struct coro>()()(argc, argv, self);
        }

        static VALUE dispose(VALUE self) {
            Sprite *sprite = get_private_data<Sprite>(self);
            if (sprite != NULL) {
                sprite->dispose();
            }
            return SANDBOX_NIL;
        }

        static VALUE disposed(VALUE self) {
            Sprite *sprite = get_private_data<Sprite>(self);
            return sprite == NULL || sprite->isDisposed() ? SANDBOX_TRUE : SANDBOX_FALSE;
        }

        static VALUE flash(VALUE self, VALUE obj, VALUE value) {
            struct coro : boost::asio::coroutine {
                int duration;

                VALUE operator()(VALUE self, VALUE obj, VALUE value) {
                    BOOST_ASIO_CORO_REENTER (this) {
                        SANDBOX_AWAIT_AND_SET(duration, rb_num2int, value);
                        get_private_data<Sprite>(self)->flash(obj == SANDBOX_NIL ? NULL : &get_private_data<Color>(obj)->norm, duration);
                    }

                    return SANDBOX_NIL;
                }
            };

            return sb()->bind<struct coro>()()(self, obj, value);
        }

        static VALUE update(VALUE self) {
            GFX_LOCK;
            get_private_data<Sprite>(self)->update();
            GFX_UNLOCK;
            return SANDBOX_NIL;
        }

        SANDBOX_DEF_GFX_PROP_OBJ_REF(Sprite, Viewport, Viewport, viewport);
        SANDBOX_DEF_GFX_PROP_OBJ_REF(Sprite, Bitmap, Bitmap, bitmap);
        SANDBOX_DEF_GFX_PROP_OBJ_VAL(Sprite, Rect, SrcRect, src_rect);
        SANDBOX_DEF_GFX_PROP_OBJ_VAL(Sprite, Color, Color, color);
        SANDBOX_DEF_GFX_PROP_OBJ_VAL(Sprite, Tone, Tone, tone);
        SANDBOX_DEF_GFX_PROP_B(Sprite, Visible, visible);

        static VALUE width(VALUE self) {
            return sb()->bind<struct rb_ll2inum>()()(get_private_data<Sprite>(self)->getWidth());
        }

        static VALUE height(VALUE self) {
            return sb()->bind<struct rb_ll2inum>()()(get_private_data<Sprite>(self)->getHeight());
        }

        SANDBOX_DEF_GFX_PROP_I(Sprite, X, x);
        SANDBOX_DEF_GFX_PROP_I(Sprite, Y, y);
        SANDBOX_DEF_GFX_PROP_I(Sprite, OX, ox);
        SANDBOX_DEF_GFX_PROP_I(Sprite, OY, oy);
        SANDBOX_DEF_GFX_PROP_F(Sprite, ZoomX, zoom_x);
        SANDBOX_DEF_GFX_PROP_F(Sprite, ZoomY, zoom_y);
        SANDBOX_DEF_GFX_PROP_I(Sprite, Z, z);
        SANDBOX_DEF_GFX_PROP_F(Sprite, Angle, angle);
        SANDBOX_DEF_GFX_PROP_B(Sprite, Mirror, mirror);
        SANDBOX_DEF_GFX_PROP_I(Sprite, BushDepth, bush_depth);
        SANDBOX_DEF_GFX_PROP_I(Sprite, BushOpacity, bush_opacity);
        SANDBOX_DEF_GFX_PROP_I(Sprite, Opacity, opacity);
        SANDBOX_DEF_GFX_PROP_I(Sprite, BlendType, blend_type);

        void operator()() {
            BOOST_ASIO_CORO_REENTER (this) {
                sprite_type = sb()->rb_data_type("Sprite", NULL, dfree, NULL, NULL, 0, 0, 0);
                SANDBOX_AWAIT_AND_SET(sprite_class, rb_define_class, "Sprite", sb()->rb_cObject());
                SANDBOX_AWAIT(rb_define_alloc_func, sprite_class, alloc);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "initialize", (VALUE (*)(ANYARGS))initialize, -1);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "dispose", (VALUE (*)(ANYARGS))dispose, 0);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "disposed?", (VALUE (*)(ANYARGS))disposed, 0);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "flash", (VALUE (*)(ANYARGS))flash, 2);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "update", (VALUE (*)(ANYARGS))update, 0);
                SANDBOX_INIT_PROP_BIND(sprite_class, viewport);
                SANDBOX_INIT_PROP_BIND(sprite_class, bitmap);
                SANDBOX_INIT_PROP_BIND(sprite_class, src_rect);
                SANDBOX_INIT_PROP_BIND(sprite_class, color);
                SANDBOX_INIT_PROP_BIND(sprite_class, tone);
                SANDBOX_INIT_PROP_BIND(sprite_class, visible);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "width", (VALUE (*)(ANYARGS))width, 0);
                SANDBOX_AWAIT(rb_define_method, sprite_class, "height", (VALUE (*)(ANYARGS))height, 0);
                SANDBOX_INIT_PROP_BIND(sprite_class, x);
                SANDBOX_INIT_PROP_BIND(sprite_class, y);
                SANDBOX_INIT_PROP_BIND(sprite_class, ox);
                SANDBOX_INIT_PROP_BIND(sprite_class, oy);
                SANDBOX_INIT_PROP_BIND(sprite_class, zoom_x);
                SANDBOX_INIT_PROP_BIND(sprite_class, zoom_y);
                SANDBOX_INIT_PROP_BIND(sprite_class, z);
                SANDBOX_INIT_PROP_BIND(sprite_class, angle);
                SANDBOX_INIT_PROP_BIND(sprite_class, mirror);
                SANDBOX_INIT_PROP_BIND(sprite_class, bush_depth);
                SANDBOX_INIT_PROP_BIND(sprite_class, bush_opacity);
                SANDBOX_INIT_PROP_BIND(sprite_class, opacity);
                SANDBOX_INIT_PROP_BIND(sprite_class, blend_type);
            }
        }
    };
}

#endif // MKXPZ_SANDBOX_SPRITE_BINDING_H