Intal version with working trainoverlord

src/trainOverlord/block.h

@@ -0,0 +1,65 @@
+#ifndef BLOCK_H
+#define BLOCK_H
+#include <vector>
+#include <memory>
+#include <QObject>
+#include <QRandomGenerator>
+#include <QJsonObject>
+#include "blockborder.h"
+#include "train.h"
+
+class BlockBorder;
+class Layout;
+
+class Block: public QObject
+{
+	Q_OBJECT
+protected:
+	static constexpr int WAIT_TYPE_BLOCK = 0;
+	static constexpr int WAIT_TYPE_TRAVERSE = 1;
+
+	struct TrainWait
+	{
+		int type;
+		int direction;
+		std::weak_ptr<Train> train;
+		std::weak_ptr<Block> targetBlock;
+		std::weak_ptr<BlockBorder> border;
+	};
+
+	std::vector< std::shared_ptr<BlockBorder> > borders_;
+	std::vector< std::weak_ptr<Train> > trains_;
+	std::vector<TrainWait> waits_;
+	uint32_t id_;
+
+protected slots:
+	void unsuspendedTrain(uint32_t id, int direction);
+
+protected:
+	void checkWaits(bool blocked = false);
+	void updateBorders();
+
+public:
+	Block(uint32_t id = QRandomGenerator::global()->generate());
+	void addBorder(std::shared_ptr<BlockBorder> border);
+	bool blocked();
+	bool ownsTrain(std::weak_ptr<Train> train);
+	bool ownsBorder(std::shared_ptr<BlockBorder> border);
+	std::vector< std::shared_ptr<BlockBorder> > getBorders(){return borders_;}
+	uint32_t id(){return id_;}
+	void removeTrain(std::weak_ptr<Train> train);
+	void store(QJsonObject& json);
+	void load(const QJsonObject& json);
+	void populate(const QJsonObject& json, Layout* layout);
+
+public slots:
+	bool pushTrain(std::weak_ptr<Train> train);
+	void addTrain(std::weak_ptr<Train> train);
+	void trainArrivedAtBorder(std::weak_ptr<BlockBorder> border, std::weak_ptr<Train> train);
+
+signals:
+	void blockedChanged(bool blocked);
+	void trainAddedToBlock(int blockId, std::weak_ptr<Train> train);
+};
+
+#endif // BLOCK_H