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Actions/Action.h

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+#ifndef _ACTION_H
+#define _ACTION_H
+
+class ApplicationManager; //forward class declaration
+
+
+//Base class for all possible actions (abstract class)
+class Action
+{
+protected:
+	ApplicationManager *pManager;	//Actions needs AppMngr to do their job
+public:
+	Action(ApplicationManager *pApp) { pManager = pApp; }	//constructor
+
+	//Reads parameters required for action to execute
+	virtual void ReadActionParameters()=0;
+
+	//Execute action (code depends on action type)
+	virtual void Execute()=0;
+
+	//To undo this action (code depends on action type)
+	virtual void Undo()=0;
+
+	//To redo this action (code depends on action type)
+	virtual void Redo()=0;
+
+};
+
+#endif

Actions/ActionLabel.cpp

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+#include "../Actions/ActionLabel.h"
+#include "..\ApplicationManager.h"
+
+ActionLabel::ActionLabel(ApplicationManager* pApp) :Action(pApp)
+{
+	test = true;
+	comp = NULL;
+}
+
+ActionLabel::~ActionLabel(void)
+{
+
+}
+
+void ActionLabel::ReadActionParameters()
+{
+	//Get a Pointer to the Input / Output Interfaces
+	Output* pOut = pManager->GetOutput();
+	Input* pIn = pManager->GetInput();
+
+	//Print Action Message
+	pOut->PrintMsg("click on the item that you want to label (if wire click on its srcPin or DstPin)");
+
+	//Wait for User Input
+	pIn->GetPointClicked(Cx, Cy);
+	int i;
+	if (pManager->isExist(Cx, Cy, i))
+	{
+		comp = pManager->getComponent(i);
+		if (comp->isLabeld())
+		{
+			pOut->PrintMsg("This component has already been labeled (we suggest to click on edit from tool bar)");
+			test = false;
+		}
+	}
+	else
+	{
+		pOut->PrintMsg("Failed, It is not a component. try again accurately");
+		test = false;
+	}
+}
+
+void ActionLabel::Execute()
+{
+	//Get Center point of the Gate
+	ReadActionParameters();
+
+	if (test)
+	{
+		Output* pOut = pManager->GetOutput();
+		Input* pIn = pManager->GetInput();
+		GraphicsInfo gfx;
+		Gate* g;
+		Connection* c;
+		if (comp)
+		{
+			g = dynamic_cast<Gate*>(comp);
+			c = dynamic_cast<Connection*>(comp);
+			string InputText = "empty";
+			if (g)
+			{
+				gfx = comp->getGxfInfo();
+				InputText = pIn->GetSrting(pOut, "Write Here : ", gfx.x1, gfx.y1 - (0.5 * UI.AND2_Height + 5));
+			}
+			else if (c)
+			{
+				gfx = comp->getGxfInfo();
+				InputText = pIn->GetSrting(pOut, "Write Here : ", ((gfx.x1 + gfx.x2) / 2.0), gfx.y1 - (0.5 * UI.AND2_Height + 2));
+			}
+			comp->setLabel(InputText);
+		}
+	}
+	else
+	{
+		return;
+	}
+
+
+
+}
+
+void ActionLabel::Undo()
+{}
+
+void ActionLabel::Redo()
+{}
+

Actions/ActionLabel.h

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+#ifndef _ACTIONLABEL_H
+#define _ACTIONLABEL_H
+
+#include "action.h"
+#include "../Components/Component.h"
+class ActionLabel : public Action
+{
+
+private:
+	int Cx, Cy;	//Two corners of the start and end of wire
+	bool test;           // to validate that ReadActionParameters has no problem
+	Component* comp;
+public:
+	ActionLabel(ApplicationManager* pApp);
+	virtual ~ActionLabel(void);
+
+	//Reads parameters required for action to execute
+	virtual void ReadActionParameters();
+	//Execute action (code depends on action type)
+	virtual void Execute();
+
+	virtual void Undo();
+	virtual void Redo();
+
+
+};
+
+#endif

Actions/AddANDgate2.cpp

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+#include "AddANDgate2.h"
+#include "..\ApplicationManager.h"
+
+AddANDgate2::AddANDgate2(ApplicationManager* pApp, ActionType actType, Data* pLoadedData):Action(pApp)
+{
+	test = true;
+}
+
+AddANDgate2::~AddANDgate2(void)
+{
+
+}
+
+void AddANDgate2::ReadActionParameters()
+{
+	//Get a Pointer to the Input / Output Interfaces
+	Output* pOut = pManager->GetOutput();
+	Input* pIn = pManager->GetInput();
+
+	//Print Action Message
+	pOut->PrintMsg("2-Input AND Gate: Click to add the gate");
+
+	int i;
+	pIn->GetPointClicked(Cx, Cy);
+	if (pOut->isValidArea(Cy) && !(pManager->isExist(Cx, Cy, i)))
+	{
+		test = true;
+	}
+	else
+	{
+		pOut->PrintMsg("Invalid position to draw, try again");
+		test = false;
+	}
+}
+
+void AddANDgate2::Execute()
+{
+	//Get Center point of the Gate
+	ReadActionParameters();
+
+	if (test)
+	{
+		//Calculate the rectangle Corners
+		int Len = UI.AND2_Width;
+		int Wdth = UI.AND2_Height;
+
+		GraphicsInfo GInfo; //Gfx info to be used to construct the AND2 gate
+
+		GInfo.x1 = Cx - Len / 2;
+		GInfo.x2 = Cx + Len / 2;
+		GInfo.y1 = Cy - Wdth / 2;
+		GInfo.y2 = Cy + Wdth / 2;
+		AND2* pA = new AND2(GInfo, AND2_FANOUT);
+		pManager->AddComponent(pA);
+	}
+	else
+	{
+		return;
+	}
+}
+
+void AddANDgate2::Undo()
+{}
+
+void AddANDgate2::Redo()
+{}
+

Actions/AddANDgate2.h

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+#ifndef _ADD_AND_GATE_H
+#define _ADD_AND_GATE_H
+
+#include "action.h"
+#include "..\Components\AND2.h"
+
+class AddANDgate2 :	public Action
+{
+private:
+	//Parameters for rectangular area to be occupied by the gate
+	int Cx, Cy;	//Center point of the gate
+	int x1, y1, x2, y2;	//Two corners of the rectangluar area
+	bool test;
+public:
+	AddANDgate2(ApplicationManager* pAppMan, ActionType actType, Data* pLoadedData = NULL);
+	virtual ~AddANDgate2(void);
+
+	//Reads parameters required for action to execute
+	virtual void ReadActionParameters();
+	//Execute action (code depends on action type)
+	virtual void Execute();
+
+	virtual void Undo();
+	virtual void Redo();
+
+
+};
+
+#endif

Actions/AddANDgate3.cpp

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+#include "AddANDgate3.h"
+#include "..\ApplicationManager.h"
+
+AddANDgate3::AddANDgate3(ApplicationManager* pApp, ActionType actType, Data* pLoadedData) :Action(pApp)
+{
+	test = true;
+}
+
+AddANDgate3::~AddANDgate3(void)
+{
+
+}
+
+void AddANDgate3::ReadActionParameters()
+{
+	//Get a Pointer to the Input / Output Interfaces
+	Output* pOut = pManager->GetOutput();
+	Input* pIn = pManager->GetInput();
+
+	//Print Action Message
+	pOut->PrintMsg("3-Input AND Gate: Click to add the gate");
+
+	int i;
+	pIn->GetPointClicked(Cx, Cy);
+	if (pOut->isValidArea(Cy) && !(pManager->isExist(Cx, Cy, i)))
+	{
+		test = true;
+	}
+	else
+	{
+		pOut->PrintMsg("Invalid position to draw, try again");
+		test = false;
+	}
+
+}
+
+void AddANDgate3::Execute()
+{
+	//Get Center point of the Gate
+	ReadActionParameters();
+
+	if (test)
+	{
+		//Calculate the rectangle Corners
+		int Len = UI.AND3_Width;
+		int Wdth = UI.AND3_Height;
+
+		GraphicsInfo GInfo; //Gfx info to be used to construct the AND2 gate
+
+		GInfo.x1 = Cx - Len / 2;
+		GInfo.x2 = Cx + Len / 2;
+		GInfo.y1 = Cy - Wdth / 2;
+		GInfo.y2 = Cy + Wdth / 2;
+		AND3* pA = new AND3(GInfo, AND2_FANOUT);
+		pManager->AddComponent(pA);
+	}
+	else
+	{
+		return;;
+	}
+}
+
+void AddANDgate3::Undo()
+{}
+
+void AddANDgate3::Redo()
+{}
+

Actions/AddANDgate3.h

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+#ifndef _ADD_AND3_GATE_H
+#define _ADD_AND3_GATE_H
+
+#include "Action.h"
+#include "..\Components\AND3.h"
+
+class AddANDgate3 : public Action
+{
+private:
+	//Parameters for rectangular area to be occupied by the gate
+	int Cx, Cy;	//Center point of the gate
+	int x1, y1, x2, y2;	//Two corners of the rectangluar area
+	bool test;
+public:
+	AddANDgate3(ApplicationManager* pAppMan, ActionType actType, Data* pLoadedData = NULL);
+	virtual ~AddANDgate3(void);
+
+	//Reads parameters required for action to execute
+	virtual void ReadActionParameters();
+	//Execute action (code depends on action type)
+	virtual void Execute();
+
+	virtual void Undo();
+	virtual void Redo();
+
+
+};
+
+#endif#pragma once