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#pragma once

#include <Windows.h>

#include <string>

#include "clsSystem.h"

extern clsSystem system1;

extern char refscreen;

namespace emuThor {

        using namespace System;

        using namespace System::ComponentModel;

        using namespace System::Collections;

        using namespace System::Windows::Forms;

        using namespace System::Data;

        using namespace System::Drawing;

        using namespace System::Threading;

        /// <summary>

        /// Summary for frmScreen

        /// </summary>

        public ref class frmScreen : public System::Windows::Forms::Form

        {

                 System::Drawing::Rectangle ur;

        public:

                Mutex^ mut;

                frmScreen(Mutex^ m, String^ tbs)

                {

                        mut = m;

                        InitializeComponent();

                        //

                        //TODO: Add the constructor code here

                        //

                        this->Text = L"emuFISA64 Test System Screen - " + tbs;

                }

        protected:

                /// <summary>

                /// Clean up any resources being used.

                /// </summary>

                ~frmScreen()

                {

                        if (components)

                        {

                                delete components;

                        }

                }

        public: unsigned long *pVidMem;

        public: bool *pVidDirty;

        private: System::Windows::Forms::Timer^  timer1;

        private: System::Windows::Forms::PictureBox^  pictureBox1;

        protected:

        private: System::ComponentModel::IContainer^  components;

        private:

                /// <summary>

                /// Required designer variable.

                /// </summary>

#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->components = (gcnew System::ComponentModel::Container());

                        this->timer1 = (gcnew System::Windows::Forms::Timer(this->components));

                        this->pictureBox1 = (gcnew System::Windows::Forms::PictureBox());

                        (cli::safe_cast<System::ComponentModel::ISupportInitialize^  >(this->pictureBox1))->BeginInit();

                        this->SuspendLayout();

                        // 

                        // timer1

                        // 

                        this->timer1->Enabled = true;

                        this->timer1->Tick += gcnew System::EventHandler(this, &frmScreen::timer1_Tick);

                        // 

                        // pictureBox1

                        // 

                        this->pictureBox1->BackgroundImageLayout = System::Windows::Forms::ImageLayout::None;

                        this->pictureBox1->Location = System::Drawing::Point(2, 0);

                        this->pictureBox1->Name = L"pictureBox1";

                        this->pictureBox1->Size = System::Drawing::Size(681, 328);

                        this->pictureBox1->TabIndex = 0;

                        this->pictureBox1->TabStop = false;

                        this->pictureBox1->Click += gcnew System::EventHandler(this, &frmScreen::pictureBox1_Click);

                        this->pictureBox1->Paint += gcnew System::Windows::Forms::PaintEventHandler(this, &frmScreen::pictureBox1_Paint);

                        // 

                        // frmScreen

                        // 

                        this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);

                        this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;

                        this->BackgroundImageLayout = System::Windows::Forms::ImageLayout::None;

                        this->ClientSize = System::Drawing::Size(684, 332);

                        this->Controls->Add(this->pictureBox1);

                        this->FormBorderStyle = System::Windows::Forms::FormBorderStyle::FixedDialog;

                        this->MaximizeBox = false;

                        this->Name = L"frmScreen";

                        this->Text = L"emuFISA64 Test System Screen";

                        this->Paint += gcnew System::Windows::Forms::PaintEventHandler(this, &frmScreen::frmScreen_Paint);

                        (cli::safe_cast<System::ComponentModel::ISupportInitialize^  >(this->pictureBox1))->EndInit();

                        this->ResumeLayout(false);

                }

#pragma endregion

        private: char ScreenToAscii(char ch)

{

     ch &= 0xFF;

     if (ch==0x1B)

        return 0x5B;

     if (ch==0x1D)

        return 0x5D;

     if (ch < 27)

        ch += 0x60;

     return ch;

}

        private: System::Void frmScreen_OnPaintBackground(System::Object^  sender, System::Windows::Forms::PaintEventArgs^  e) {

                         }

        private: System::Void frmScreen_Paint(System::Object^  sender, System::Windows::Forms::PaintEventArgs^  e) {

                         }

        private: System::Void timer1_Tick(System::Object^  sender, System::EventArgs^  e) {

                                 int nn;

                                 int xx,yy;

                                 int maxx,maxy,minx,miny;

                                 maxx = 0; maxy = 0;

                                 minx = 1000; miny = 1000;

                                 if (refscreen) {

                                         for (nn = 0; nn < 4096; nn++) {

                                                 if (pVidDirty) {

                                                         mut->WaitOne();

                                                         if (pVidDirty[nn]) {

                                                                 xx = nn % 84;

                                                                 yy = nn / 84;

                                                                 maxx = max(xx,maxx);

                                                                 maxy = max(yy,maxy);

                                                                 minx = min(xx,minx);

                                                                 miny = min(yy,miny);

                                                         }

                                                         mut->ReleaseMutex();

                                                 }

                                         }

                                        ur.X = minx<<3;

                                        ur.Y = miny * 10;

                                        ur.Width = (maxx - minx)<<3;

                                        ur.Height = (maxy - miny) * 10;

                                        this->pictureBox1->Invalidate(ur);

                                        refscreen = false;

//                                      this->Refresh();

                                 }

                         }

        private: System::Void pictureBox1_Click(System::Object^  sender, System::EventArgs^  e) {

                         }

private: System::Void pictureBox1_Paint(System::Object^  sender, System::Windows::Forms::PaintEventArgs^  e) {

                                 char buf[10];

                                 unsigned int ndx;

                                 int r,g,b;

                                 unsigned int v;

                                 System::Drawing::Font^ myfont;

                                 std::string str;

                                 Graphics^ gr = e->Graphics;

                                 SolidBrush^ bkbr;

                                 SolidBrush^ fgbr;

                                 Color^ col;

                                 myfont = gcnew System::Drawing::Font("Courier New", 6);

                                 col = gcnew System::Drawing::Color;

                                 bkbr = gcnew System::Drawing::SolidBrush(System::Drawing::Color::Blue);

                                 fgbr = gcnew System::Drawing::SolidBrush(System::Drawing::Color::White);

                                 int xx, yy;

                                 for (xx = ur.X; xx < ur.X + ur.Width; xx += 8) {

                                         for (yy = ur.Y; yy < ur.Y + ur.Height; yy += 10) {

                                                 ndx = (xx/8 + yy/10 * 84);

//                                               if (system1.VideoMemDirty[ndx]) {

                                                        if (pVidMem) {

                                                                mut->WaitOne();

                                                                v = pVidMem[ndx];

                                                                mut->ReleaseMutex();

                                                                r = ((((v >> 10) >> 9) >> 6) & 7) << 5;

                                                                g = ((((v >> 10) >> 9) >> 3) & 7) << 5;

                                                                b = ((((v >> 10) >> 9) >> 0) & 7) << 5;

                                                                bkbr->Color = col->FromArgb(255,r,g,b);

                                                                gr->FillRectangle(bkbr,xx,yy,8,10);

                                                                r = ((((v >> 10)) >> 6) & 7) << 5;

                                                                g = ((((v >> 10)) >> 3) & 7)<< 5;

                                                                b = ((((v >> 10)) >> 0) & 7)<< 5;

                                                                fgbr->Color = col->FromArgb(255,r,g,b);

                                                                sprintf(buf,"%c",ScreenToAscii(v&0xff));

                                                                str = std::string(buf);

                                                                gr->DrawString(gcnew String(str.c_str()),myfont,fgbr,xx,yy);

                                                                if (pVidDirty) {

                                                                        mut->WaitOne();

                                                                        pVidDirty[ndx] = false;

                                                                        mut->ReleaseMutex();

                                                                }

                                                        }

//                                               }

                                         }

                                 }

                 }

};

}