game/mario/blocks.hpp

#ifndef BLOCKS_H
#define BLOCKS_H

#include "../sdlpp/sdlpp_rectrenderer.hpp"
#include <SDL2/SDL_rect.h>
#include <memory>

struct LandType {
    enum Value { OVERWORLD = 0, UNDERWORLD = 1, WATER = 2, BOWSER = 4 };
};

class MarioBlock : public SDLPP::RectangleRender {
public:
    MarioBlock( int x, int y,
                const std::shared_ptr< SDLPP::Renderer > &renderer,
                std::shared_ptr< SDLPP::Texture > texture, SDL_Rect src,
                bool can_be_destroyed = false, bool destructible = false );
    void visit( SDLPP::Visitor &visitor ) override;
    void setTool( bool tool = true );
    void setTerrain( bool terrain = true );
    void bounce();
    void travelToPos(const SDLPP::Vec2D<double> &target);
    void custom_move( int ticks ) override;
    void setType( LandType::Value type );
    LandType::Value getType() const;
    virtual void onScrollUp() {}
    virtual void onScrollDown() {}
    virtual uint8_t getData() const {
        return 0;
    }
    virtual void setData( uint8_t /*UNUSED*/ ) {}
    // handle own visitor
    virtual void handleVisitor(SDLPP::Visitor &visitor) {}
    bool hasCoin();
    bool hasMushroom();
    void removeCoin();
    void removeMushroom();
    void addMushroom();
    void setCoinCount( int coins );
    void setDestructible( bool destructible = true );
    void ensureCollision();
    bool isBouncing() const;
    bool isTraveling() const;
    void setBaseRect(SDL_Rect rect);

protected:
    double bounce_speed = 0.5;
    int bounce_ticks = 100;
    double travel_speed = bounce_speed;
    void gravity(int ticks);
    void setOnGround(bool on_ground = true) {
        _on_ground = on_ground;
        if(on_ground) {
            setMovement(getMovement().getX(), 0);
        }
    }
    bool isOnGround() const {
        return _on_ground;
    }
    void setGravityTicks(int ticks) {
        _base_gravity_ticks = ticks;
    }

    virtual void setWorldTypeSrc( LandType::Value world );

private:
    bool _tool = false;
    bool _terrain = true;
    bool _destructible = false;
    bool _can_be_destroyed = false;
    bool _bouncing = false;
    bool _traveling = false;
    int _coins = 0;
    bool _mushroom = false;
    bool _release_coin = false;
    int ticks_to_bounce = 0;
    SDLPP::Vec2D< double > og_pos = {};
    LandType::Value _type;
    SDL_Rect _base_src;
    SDLPP::Vec2D<double> _target = {0,0};

    bool _on_ground = true;
    int _base_gravity_ticks = 1000 / 60;
    int _ticks_till_gravity = 0;
    double _gravity_acceleration = 1.0/(64.0/7.0);
};

extern const std::vector< uint64_t > possibleBlocks;
extern const std::vector< uint64_t > possibleMods;
extern const std::vector< uint64_t > possibleCharacters;
extern const std::vector< LandType::Value > possibleLands;

struct BlockRole {
    enum Value {
        TERRAIN,
        MODIFIER,
        CHARACTER,
        MARIO,
    };
};

std::shared_ptr< MarioBlock >
createTerrainBlock( uint64_t block_id, LandType::Value type,
                    std::shared_ptr< SDLPP::Renderer > &renderer,
                    bool destructible = false, bool editor = false );
std::shared_ptr< MarioBlock >
createTerrainBlock( uint64_t block_id, LandType::Value type,
                    std::shared_ptr< SDLPP::Renderer > &renderer, int x, int y,
                    bool destructible = false, bool editor = false );
std::shared_ptr< MarioBlock >
createMario( LandType::Value type, std::shared_ptr< SDLPP::Renderer > &renderer,
             int x, int y, bool editor = false );

enum BlockRole::Value getBlockRole( uint64_t id );

#endif