private void colorBarButton_Click(object sender, EventArgs e)
        {
            ColorBarButton item = sender as ColorBarButton;

            currentColorIcon = item.ColorIcon;
            colorPanel.Icon  = currentColorIcon.Icon;

            area.ActualPage.PencilColor = currentColorIcon.Color;
        }
        ColorBook()
        {
            Size         = new Size(800, 600);
            BackColor    = Color.Lavender;
            Icon         = Resource.ColorBookIcon;
            Text         = "TS Xmas ColorBook ";
            FormClosing += ColorBook_FormClosing;

            currentPencilWidth = 8;
            currentZoom        = 1.0;

            aboutDialog                = new AboutDialog();
            aboutDialog.AppIcon        = Resource.ColorBookIcon;
            aboutDialog.AppName        = "TS Xmas ColorBook";
            aboutDialog.AppVersion     = "ver. 1.1";
            aboutDialog.AppCopyright   = "Copyright (c) 2017 by Tobiasz Stamborski";
            aboutDialog.AppDescription = "Free computer ColorBook in the christmas mood!";
            aboutDialog.Licence        = license;

            colorDialog = new ColorDialog();

            menuBar = new MenuStrip();

            colorBookMenu    = (ToolStripMenuItem)menuBar.Items.Add("&ColorBook");
            nextPageMenuItem = (ToolStripMenuItem)colorBookMenu.DropDownItems.Add("&Next page ",
                                                                                  Resource.NextIcon.ToBitmap(), new EventHandler(nextPageMenuItem_Click));
            nextPageMenuItem.ShortcutKeys = Keys.Control | Keys.Right;
            prevPageMenuItem = (ToolStripMenuItem)colorBookMenu.DropDownItems.Add("&Previous page ",
                                                                                  Resource.PreviousIcon.ToBitmap(), new EventHandler(prevPageMenuItem_Click));
            prevPageMenuItem.ShortcutKeys = Keys.Control | Keys.Left;
            prevPageMenuItem.Enabled      = false;
            colorBookMenu.DropDownItems.Add("-");
            saveAsMenuItem = (ToolStripMenuItem)colorBookMenu.DropDownItems.Add("&Save As... ",
                                                                                Resource.SaveIcon.ToBitmap(), new EventHandler(saveAsMenuItem_Click));
            saveAsMenuItem.ShortcutKeys = Keys.Control | Keys.S;
            colorBookMenu.DropDownItems.Add("-");
            exitMenuItem = (ToolStripMenuItem)colorBookMenu.DropDownItems.Add("&Exit ",
                                                                              Resource.ExitIcon.ToBitmap(), new EventHandler(exitMenuItem_Click));
            exitMenuItem.ShortcutKeys = Keys.Alt | Keys.F4;

            pencilMenu     = (ToolStripMenuItem)menuBar.Items.Add("&Pencil");
            pastelMenu     = (ToolStripMenuItem)pencilMenu.DropDownItems.Add("&Pastel ");
            yellowMenuItem = new ColorMenuItem("Yellow", new ColorIcon(Color.Yellow),
                                               new EventHandler(colorMenuItem_Click));
            orangeMenuItem = new ColorMenuItem("Orange", new ColorIcon(Color.Orange),
                                               new EventHandler(colorMenuItem_Click));
            lightPinkMenuItem = new ColorMenuItem("Light Pink", new ColorIcon(Color.LightPink),
                                                  new EventHandler(colorMenuItem_Click));
            pinkMenuItem = new ColorMenuItem("Pink", new ColorIcon(Color.Pink),
                                             new EventHandler(colorMenuItem_Click));
            redMenuItem = new ColorMenuItem("Red", new ColorIcon(Color.Red),
                                            new EventHandler(colorMenuItem_Click));
            purpleMenuItem = new ColorMenuItem("Purple", new ColorIcon(Color.Purple),
                                               new EventHandler(colorMenuItem_Click));
            violetMenuItem = new ColorMenuItem("Violet", new ColorIcon(Color.BlueViolet),
                                               new EventHandler(colorMenuItem_Click));
            pastelMenu.DropDownItems.Add((ToolStripItem)yellowMenuItem);
            pastelMenu.DropDownItems.Add((ToolStripItem)orangeMenuItem);
            pastelMenu.DropDownItems.Add((ToolStripItem)lightPinkMenuItem);
            pastelMenu.DropDownItems.Add((ToolStripItem)pinkMenuItem);
            pastelMenu.DropDownItems.Add((ToolStripItem)redMenuItem);
            pastelMenu.DropDownItems.Add((ToolStripItem)purpleMenuItem);
            pastelMenu.DropDownItems.Add((ToolStripItem)violetMenuItem);
            marineMenu      = (ToolStripMenuItem)pencilMenu.DropDownItems.Add("&Marine ");
            skyBlueMenuItem = new ColorMenuItem("Sky Blue", new ColorIcon(Color.SkyBlue),
                                                new EventHandler(colorMenuItem_Click));
            blueMenuItem = new ColorMenuItem("Blue", new ColorIcon(Color.Blue),
                                             new EventHandler(colorMenuItem_Click));
            darkBlueMenuItem = new ColorMenuItem("Dark Blue", new ColorIcon(Color.DarkBlue),
                                                 new EventHandler(colorMenuItem_Click));
            yellowGreenMenuItem = new ColorMenuItem("Yellow Green", new ColorIcon(Color.YellowGreen),
                                                    new EventHandler(colorMenuItem_Click));
            darkGreenMenuItem = new ColorMenuItem("Dark Green", new ColorIcon(Color.DarkGreen),
                                                  new EventHandler(colorMenuItem_Click));
            seledineMenuItem = new ColorMenuItem("Slate Blue", new ColorIcon(Color.SlateBlue),
                                                 new EventHandler(colorMenuItem_Click));
            marineMenu.DropDownItems.Add((ToolStripItem)skyBlueMenuItem);
            marineMenu.DropDownItems.Add((ToolStripItem)blueMenuItem);
            marineMenu.DropDownItems.Add((ToolStripItem)darkBlueMenuItem);
            marineMenu.DropDownItems.Add((ToolStripItem)yellowGreenMenuItem);
            marineMenu.DropDownItems.Add((ToolStripItem)darkGreenMenuItem);
            marineMenu.DropDownItems.Add((ToolStripItem)seledineMenuItem);
            groundMenu        = (ToolStripMenuItem)pencilMenu.DropDownItems.Add("&Ground ");
            lightGrayMenuItem = new ColorMenuItem("Light Gray", new ColorIcon(Color.LightGray),
                                                  new EventHandler(colorMenuItem_Click));
            slateGrayMenuItem = new ColorMenuItem("Slate Gray", new ColorIcon(Color.SlateGray),
                                                  new EventHandler(colorMenuItem_Click));
            blackMenuItem = new ColorMenuItem("Black", new ColorIcon(Color.Black),
                                              new EventHandler(colorMenuItem_Click));
            goldMenuItem = new ColorMenuItem("Gold", new ColorIcon(Color.Gold),
                                             new EventHandler(colorMenuItem_Click));
            brownMenuItem = new ColorMenuItem("Brown", new ColorIcon(Color.Brown),
                                              new EventHandler(colorMenuItem_Click));
            groundMenu.DropDownItems.Add((ToolStripItem)lightGrayMenuItem);
            groundMenu.DropDownItems.Add((ToolStripItem)slateGrayMenuItem);
            groundMenu.DropDownItems.Add((ToolStripItem)blackMenuItem);
            groundMenu.DropDownItems.Add((ToolStripItem)goldMenuItem);
            groundMenu.DropDownItems.Add((ToolStripItem)brownMenuItem);
            currentColorIcon    = redMenuItem.ColorIcon; //kolor na poczatek
            customColorMenuItem = (ToolStripMenuItem)pencilMenu.DropDownItems.Add("&Custom color... ",
                                                                                  Resource.CustomColorIcon.ToBitmap(), new EventHandler(customColorMenuItem_Click));
            customColorMenuItem.ShortcutKeys = Keys.Control | Keys.C;
            pencilMenu.DropDownItems.Add("-");
            rubberMenuItem = (ToolStripMenuItem)pencilMenu.DropDownItems.Add("&Rubber ",
                                                                             Resource.RubberIcon.ToBitmap(), new EventHandler(rubberMenuItem_Click));
            rubberMenuItem.ShortcutKeys = Keys.Control | Keys.R;

            optionsMenu         = (ToolStripMenuItem)menuBar.Items.Add("&Options");
            pencilSizeMenu      = (ToolStripMenuItem)optionsMenu.DropDownItems.Add("Pencil &size ");
            smallPencilMenuItem = (ToolStripMenuItem)pencilSizeMenu.DropDownItems.Add("&Small",
                                                                                      null, new EventHandler(pencilSizeMenu_Click));
            smallPencilMenuItem.ShortcutKeys = Keys.None | Keys.F5;
            mediumPencilMenuItem             = (ToolStripMenuItem)pencilSizeMenu.DropDownItems.Add("&Medium",
                                                                                                   null, new EventHandler(pencilSizeMenu_Click));
            mediumPencilMenuItem.ShortcutKeys = Keys.None | Keys.F6;
            mediumPencilMenuItem.Checked      = true;
            bigPencilMenuItem = (ToolStripMenuItem)pencilSizeMenu.DropDownItems.Add("&Big",
                                                                                    null, new EventHandler(pencilSizeMenu_Click));
            bigPencilMenuItem.ShortcutKeys = Keys.None | Keys.F7;
            largePencilMenuItem            = (ToolStripMenuItem)pencilSizeMenu.DropDownItems.Add("&Large",
                                                                                                 null, new EventHandler(pencilSizeMenu_Click));
            largePencilMenuItem.ShortcutKeys = Keys.None | Keys.F8;
            zoomMenu       = (ToolStripMenuItem)optionsMenu.DropDownItems.Add("&Zoom ");
            zoom50MenuItem = (ToolStripMenuItem)zoomMenu.DropDownItems.Add("&50%",
                                                                           null, new EventHandler(zoomMenu_Click));
            zoom100MenuItem = (ToolStripMenuItem)zoomMenu.DropDownItems.Add("&100%",
                                                                            null, new EventHandler(zoomMenu_Click));
            zoom100MenuItem.Checked = true;
            zoom200MenuItem         = (ToolStripMenuItem)zoomMenu.DropDownItems.Add("&200%",
                                                                                    null, new EventHandler(zoomMenu_Click));
            zoom400MenuItem = (ToolStripMenuItem)zoomMenu.DropDownItems.Add("&400%",
                                                                            null, new EventHandler(zoomMenu_Click));
            optionsMenu.DropDownItems.Add("-");
            resetMenuItem = (ToolStripMenuItem)optionsMenu.DropDownItems.Add("&Reset all pages ", Resource.ResetIcon.ToBitmap(),
                                                                             new EventHandler(resetMenuItem_Click));

            helpMenu      = (ToolStripMenuItem)menuBar.Items.Add("&Help");
            aboutMenuItem = (ToolStripMenuItem)helpMenu.DropDownItems.Add("&About... ", Resource.ColorBookIcon.ToBitmap(),
                                                                          new EventHandler(aboutMenuItem_Click));

            toolBar                         = new ToolStrip();
            yellowButton                    = new ColorBarButton(new ColorIcon(Color.Yellow), new EventHandler(colorBarButton_Click));
            orangeButton                    = new ColorBarButton(new ColorIcon(Color.Orange), new EventHandler(colorBarButton_Click));
            pinkButton                      = new ColorBarButton(new ColorIcon(Color.Pink), new EventHandler(colorBarButton_Click));
            redButton                       = new ColorBarButton(new ColorIcon(Color.Red), new EventHandler(colorBarButton_Click));
            skyBlueButton                   = new ColorBarButton(new ColorIcon(Color.SkyBlue), new EventHandler(colorBarButton_Click));
            blueButton                      = new ColorBarButton(new ColorIcon(Color.Blue), new EventHandler(colorBarButton_Click));
            yellowGreenButton               = new ColorBarButton(new ColorIcon(Color.YellowGreen), new EventHandler(colorBarButton_Click));
            darkGreenButton                 = new ColorBarButton(new ColorIcon(Color.DarkGreen), new EventHandler(colorBarButton_Click));
            lightGrayButton                 = new ColorBarButton(new ColorIcon(Color.LightGray), new EventHandler(colorBarButton_Click));
            slateGrayButton                 = new ColorBarButton(new ColorIcon(Color.SlateGray), new EventHandler(colorBarButton_Click));
            brownButton                     = new ColorBarButton(new ColorIcon(Color.Brown), new EventHandler(colorBarButton_Click));
            blackButton                     = new ColorBarButton(new ColorIcon(Color.Black), new EventHandler(colorBarButton_Click));
            customColorButton               = new ToolStripButton(Resource.CustomColorIcon.ToBitmap());
            customColorButton.ToolTipText   = "Pallette";
            customColorButton.Click        += customColorMenuItem_Click;
            rubberButton                    = new ToolStripButton(Resource.RubberIcon.ToBitmap());
            rubberButton.ToolTipText        = "Rubber";
            rubberButton.Click             += RubberButton_Click;
            pencilSizeLabel                 = new ToolStripLabel("pencil size:");
            pencilSmallButton               = new ToolStripButton("Small");
            pencilSmallButton.CheckOnClick  = true;
            pencilSmallButton.Click        += new EventHandler(pencilSizeButton_Clicked);
            pencilSmallButton.Font          = new Font(pencilSmallButton.Font, FontStyle.Bold);
            pencilMediumButton              = new ToolStripButton("Medium");
            pencilMediumButton.CheckOnClick = true;
            pencilMediumButton.Checked      = true;
            pencilMediumButton.Click       += new EventHandler(pencilSizeButton_Clicked);
            pencilMediumButton.Font         = new Font(pencilSmallButton.Font, FontStyle.Bold);
            pencilBigButton                 = new ToolStripButton("Big");
            pencilBigButton.CheckOnClick    = true;
            pencilBigButton.Click          += new EventHandler(pencilSizeButton_Clicked);
            pencilBigButton.Font            = new Font(pencilSmallButton.Font, FontStyle.Bold);
            pencilLargeButton               = new ToolStripButton("Large");
            pencilLargeButton.CheckOnClick  = true;
            pencilLargeButton.Click        += new EventHandler(pencilSizeButton_Clicked);
            pencilLargeButton.Font          = new Font(pencilSmallButton.Font, FontStyle.Bold);
            toolBar.Items.Add(yellowButton);
            toolBar.Items.Add(orangeButton);
            toolBar.Items.Add(pinkButton);
            toolBar.Items.Add(redButton);
            toolBar.Items.Add(skyBlueButton);
            toolBar.Items.Add(blueButton);
            toolBar.Items.Add(yellowGreenButton);
            toolBar.Items.Add(darkGreenButton);
            toolBar.Items.Add(slateGrayButton);
            toolBar.Items.Add(lightGrayButton);
            toolBar.Items.Add(brownButton);
            toolBar.Items.Add(blackButton);
            toolBar.Items.Add("-");
            toolBar.Items.Add(customColorButton);
            toolBar.Items.Add("-");
            toolBar.Items.Add(rubberButton);
            toolBar.Items.Add("-");
            toolBar.Items.Add(pencilSizeLabel);
            toolBar.Items.Add(pencilSmallButton);
            toolBar.Items.Add(pencilMediumButton);
            toolBar.Items.Add(pencilBigButton);
            toolBar.Items.Add(pencilLargeButton);

            area    = new PagesArea();
            page    = new Page[8];
            page[0] = new Page(Resource.Page1, "Santa with bag");
            page[1] = new Page(Resource.Page2, "Santa smiling");
            page[2] = new Page(Resource.Page3, "Birth of Christ");
            page[3] = new Page(Resource.Page4, "Gifts");
            page[4] = new Page(Resource.Page5, "Rudolph reindeer");
            page[5] = new Page(Resource.Page6, "Christmas tree");
            page[6] = new Page(Resource.Page7, "Snowman");
            page[7] = new Page(Resource.Page8, "Guru meditation");
            for (int i = 0; i < 8; i++)
            {
                page[i].MouseMove    += ColorBook_MouseMove;
                page[i].ColorChanged += ColorBook_ColorChanged;
                area.AddPage(page[i]);
            }
            area.ActualPage.PencilWidth = currentPencilWidth;
            area.ActualPage.Zoom        = currentZoom;
            area.ActualPage.PencilColor = currentColorIcon.Color;

            statusBar           = new StatusBar();
            colorPanel          = new StatusBarPanel();
            colorPanel.MinWidth = 20;
            colorPanel.Width    = 20;
            colorPanel.Icon     = redMenuItem.ColorIcon.Icon;
            pagePanel           = new StatusBarPanel();
            pagePanel.AutoSize  = StatusBarPanelAutoSize.Spring;
            pagePanel.Text      = String.Format("Page {0} of {1}: {2}",
                                                area.Index + 1, area.PageCount, area.ActualPage.Name);
            coordPanel          = new StatusBarPanel();
            coordPanel.Text     = "x:    0, y:    0";
            coordPanel.MinWidth = 100;
            coordPanel.Width    = 100;
            statusBar.Panels.Add(colorPanel);
            statusBar.Panels.Add(pagePanel);
            statusBar.Panels.Add(coordPanel);
            statusBar.ShowPanels = true;

            MainMenuStrip = menuBar;
            Controls.Add(area);
            Controls.Add(toolBar);
            Controls.Add(menuBar);
            Controls.Add(statusBar);

            LoadAppData();
        }