Mario: prepartations for multiple moving objects

mario/visitors/mario_visitor.hpp

@@ -0,0 +1,115 @@
+#ifndef MARIO_VISITOR_H
+#define MARIO_VISITOR_H
+
+#include "../../sdlpp/sdlpp_visitor.hpp"
+#include "../../sdlpp/sdlpp_geometry.hpp"
+#include "../../sdlpp/sdlpp_scene.hpp"
+#include "../blocks.hpp"
+
+class MarioVisitor : public SDLPP::Visitor {
+public:
+    MarioVisitor(bool is_jumping, SDLPP::Scene &scene, bool &quit, int &coin_count) : jumping(is_jumping), _scene(scene), _quit(quit), _coin_count(coin_count) {}
+    virtual void visit( const SDLPP::RenderObject &obj ) override;
+    bool isOnGround() {
+        return onGround;
+    }
+    bool isDead() {
+        return death;
+    }
+    bool isStopped() {
+        return stop;
+    }
+    double newXPos() {
+        return newX;
+    }
+    virtual void setFromId( uint64_t id ) override {
+        from = id;
+    }
+    virtual uint64_t getFromId() override {
+        return from;
+    }
+    virtual void setVisitorType( uint64_t type ) override {
+        _type = type;
+    }
+    virtual uint64_t getVisitorType() override {
+        return _type;
+    }
+    bool canGoLeft() {
+        return !left;
+    }
+    bool canGoRight() {
+        return !right;
+    }
+    double getGroundY() {
+        return groundY;
+    }
+    bool topBlock() {
+        return top_hit;
+    }
+    bool moveTop() {
+        return top_left_right && !top_hit;
+    }
+    const SDLPP::Vec2D<double> &getRightLeftPos() {
+        return rightleftpos;
+    }
+
+    bool canDestroy() {
+        return jumping && !top_hit;
+    }
+
+    const SDLPP::Vec2D<double> &getMovementBlockage() {
+        return movement_blockage;
+    }
+
+    double getStopX() {
+        return newX;
+    }
+
+    void setCoin() {
+        // TODO remove coin?
+        coin = true;
+        _coin_count++;
+    }
+
+    bool hasCoin() {
+        return coin;
+    }
+
+    void setCoinBlock(std::shared_ptr<MarioBlock> &coin) {
+        // TODO remove coin_block?
+        coin_block = coin;
+        _scene.addObject(coin);
+        _scene.setZIndex(coin, 1);
+    }
+
+    bool hasCoinBlock() {
+        return coin_block != nullptr;
+    }
+
+    std::shared_ptr<MarioBlock> &getCoinBlock() {
+        return coin_block;
+    }
+
+private:
+    bool onGround = false;
+    double groundY = 0;
+    bool death = false;
+    bool stop = false;
+    double newX;
+    uint64_t from = -1;
+    bool left = false;
+    bool right = false;
+    uint64_t _type = 0;
+    bool top_hit = false;
+    SDLPP::Vec2D<double> rightleftpos;
+    bool top_left_right = false;
+    bool jumping;
+    bool coin = false;
+    SDLPP::Vec2D<double> movement_blockage;
+    std::shared_ptr<MarioBlock> coin_block = nullptr;
+    SDLPP::Scene &_scene;
+    bool &_quit;
+    int &_coin_count;
+};
+
+#endif