#pragma once


namespace PR_11_6 {

	using namespace System;
	using namespace System::ComponentModel;
	using namespace System::Collections;
	using namespace System::Windows::Forms;
	using namespace System::Data;
	using namespace System::Drawing;

	/// <summary>
	/// Summary for Form1
	///
	/// WARNING: If you change the name of this class, you will need to change the
	///          'Resource File Name' property for the managed resource compiler tool
	///          associated with all .resx files this class depends on.  Otherwise,
	///          the designers will not be able to interact properly with localized
	///          resources associated with this form.
	/// </summary>
	public ref class Form1 : public System::Windows::Forms::Form
	{
	public:
		Form1(void)
		{
			InitializeComponent();
			//
			//TODO: Add the constructor code here
			//
		}

	protected:
		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		~Form1()
		{
			if (components)
			{
				delete components;
			}
		}
	private: System::Windows::Forms::Button^  button1;
	private: System::Windows::Forms::Label^  label1;
	private: System::ComponentModel::BackgroundWorker^  backgroundWorker1;
	protected: 

	private:
		/// <summary>
		/// Required designer variable.
		/// </summary>
		System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		void InitializeComponent(void)
		{
			this->button1 = (gcnew System::Windows::Forms::Button());
			this->label1 = (gcnew System::Windows::Forms::Label());
			this->backgroundWorker1 = (gcnew System::ComponentModel::BackgroundWorker());
			this->SuspendLayout();
			// 
			// button1
			// 
			this->button1->Location = System::Drawing::Point(27, 230);
			this->button1->Name = L"button1";
			this->button1->Size = System::Drawing::Size(75, 23);
			this->button1->TabIndex = 0;
			this->button1->Text = L"button1";
			this->button1->UseVisualStyleBackColor = true;
			this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
			// 
			// label1
			// 
			this->label1->AutoSize = true;
			this->label1->Location = System::Drawing::Point(28, 196);
			this->label1->Name = L"label1";
			this->label1->Size = System::Drawing::Size(35, 13);
			this->label1->TabIndex = 1;
			this->label1->Text = L"label1";
			// 
			// backgroundWorker1
			// 
			this->backgroundWorker1->DoWork += gcnew System::ComponentModel::DoWorkEventHandler(this, &Form1::backgroundWorker1_DoWork);
			this->backgroundWorker1->RunWorkerCompleted += gcnew System::ComponentModel::RunWorkerCompletedEventHandler(this, &Form1::backgroundWorker1_RunWorkerCompleted);
			// 
			// Form1
			// 
			this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
			this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
			this->ClientSize = System::Drawing::Size(292, 273);
			this->Controls->Add(this->label1);
			this->Controls->Add(this->button1);
			this->Name = L"Form1";
			this->Text = L"Form1";
			this->ResumeLayout(false);
			this->PerformLayout();

		}
#pragma endregion
	private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
			             array<System::Single>^ tablica =
               gcnew array<System::Single> (5) {2,2,3,4,5};
             backgroundWorker1->RunWorkerAsync(tablica);



			 }
	private: System::Void backgroundWorker1_DoWork(System::Object^  sender, System::ComponentModel::DoWorkEventArgs^  e) {
				              BackgroundWorker^ back_worker = dynamic_cast<BackgroundWorker^>(sender);
             e->Result=watek( safe_cast<array <System::Single>^>(e->Argument),
               back_worker, e );

			 }

			 private: System::Single watek(array<System::Single>^ n, BackgroundWorker^ worker,
  DoWorkEventArgs ^ e) {
             System::Single suma;
             for (System::Int16 i=0;i<n->Length;i++)
                suma+=n[i];
             return suma/n->Length;
         }
          private: System::Void backgroundWorker1_RunWorkerCompleted(System::Object^  sender,
  System::ComponentModel::RunWorkerCompletedEventArgs^  e) {
             label1->Text=e->Result->ToString();
         }


	
};
}

