SafeDispatch/Safedispatch_4_0/Helpers/IconHelper.cs

using Safedispatch_4_0;
using System;
using System.Drawing;
using System.IO;

namespace Dispatcher.Helpers
{
    class IconHelper
    {


        public static String GetIconPathForUnit(String unitName)
        {
            String iconPath = "";
            if ((Vehicle)MainForm2.vehicleHT[unitName] != null)
            {
                Car crtCar = ((Car)MainForm2.carlist[((Vehicle)MainForm2.vehicleHT[unitName])?.IconID]);
                if (crtCar == null)
                {
                    SafeMobileLib.Utils.WriteLine("nullllll", ConsoleColor.Cyan);
                    return "unknown";
                }
                iconPath = "";
                iconPath = crtCar.listFilePath;
            }
            return iconPath;
        }


        public static Image GetIconForUnit(Vehicle veh)
        {
            Car crtCar = ((Car)MainForm2.carlist[veh.IconID]);
            if (crtCar == null)
            {
                SafeMobileLib.Utils.WriteLine("Null car type", ConsoleColor.Cyan);
                return null;
            }
            String iconPath = crtCar.listFilePath;

            try
            {
                Bitmap bmp = new Bitmap(iconPath);
                Image tmp2 = SafeMobileLib.Utils.ScaleImage(bmp, 64, 64); //tmp.ToBitmap();
                tmp2.Tag = crtCar.listFilePath;

                // add image to the dictionary if not exists
                if (!MainForm2.imagesDictionary.ContainsKey(crtCar.listFilePath))
                    MainForm2.imagesDictionary.Add(crtCar.listFilePath, tmp2);

                // set the icon for the unit
                return tmp2;
            }
            catch (Exception)
            {
                SafeMobileLib.Utils.WriteLine("Grid icon could not be found [" + iconPath + "]");
                return null;
            }
        }

        public static void CheckCreateTransparentIcon(int iconID)
        {
            CheckCreateTransparentIcon(iconID, 50);
        }

        public static void CheckCreateTransparentIcon(int iconID, int opacityPercentage)
        {
            Car crtCar = ((Car)MainForm2.carlist[iconID]);
            if (crtCar == null)
            {
                SafeMobileLib.Utils.WriteLine("nullllll", ConsoleColor.Cyan);
                return;
            }

            String iconPath = crtCar.fileName;

            try
            {
                if (File.Exists(iconPath.Replace(".png", "_" + opacityPercentage +  "o.png")))
                {
                    // emergency icon was created i can return
                    return;
                }
                else
                {
                    Bitmap bmp = new Bitmap(iconPath);
                    bmp = SafeMobileLib.Utils.MakeTransparent(bmp, (opacityPercentage*1.0f)/100);
                    bmp = SafeMobileLib.Utils.ChangeColor(bmp, Color.FromArgb(255, 10, 0));

                    bmp.Save(iconPath.Replace(".png", "_" + opacityPercentage + "o.png"));
                    // Dispose
                    bmp.Dispose();
                }
            }
            catch (Exception ex)
            {
                SafeMobileLib.Utils.WriteLine("CheckCreateTransparentIcon Exception: " + ex.ToString(), ConsoleColor.Red);
            }

        }

        public static void CheckCreateEmergencyIcon(int iconID)
        {
            Car crtCar = ((Car)MainForm2.carlist[iconID]);
            if (crtCar == null)
            {
                SafeMobileLib.Utils.WriteLine("nullllll", ConsoleColor.Cyan);
                return;
            }

            String iconPath = crtCar.fileName;

            try
            {
                if (File.Exists(iconPath.Replace(".png", "_emerg.png")))
                {
                    // emergency icon was created i can return
                    return;
                }
                else
                {
                    Bitmap bmp = new Bitmap(iconPath);
                    bmp = SafeMobileLib.Utils.MakeGrayscale3(bmp, 1f);
                    bmp = SafeMobileLib.Utils.ChangeColor(bmp, Color.FromArgb(255, 10, 0));

                    bmp.Save(iconPath.Replace(".png", "_emerg.png"));
                    // Dispose
                    bmp.Dispose();
                }
            }
            catch (Exception ex)
            {
                SafeMobileLib.Utils.WriteLine("CheckCreateEmergencyIcon: " + ex.ToString());
            }

        }


        public static void CheckCreateNamedIcon(int iconID, String vehicleName, int sc_id)
        {

            Car crtCar = ((Car)MainForm2.carlist[iconID]);
            if (crtCar == null)
            {
                SafeMobileLib.Utils.WriteLine("nullllll", ConsoleColor.Cyan);
                return;
            }

            String iconPath = crtCar.fileName;

            String labeledFileExtension = "_" + iconID + "_" + sc_id + ".png";
            try
            {
                if (File.Exists(iconPath.Replace(".png", labeledFileExtension)))
                {
                    // named icon was created i can return
                    return;
                }
                else
                {
                    using (Bitmap bmp = new Bitmap(iconPath))
                    {
                        using (Graphics gr1 = Graphics.FromImage(bmp))
                        {
                            // Set up string.
                            Font stringFont = new Font("Segoe UI", 8, FontStyle.Regular);
                            SizeF stringSize = gr1.MeasureString(vehicleName, stringFont);
                            stringSize.Width += 4;
                            stringSize.Height += 2;

                            using (Bitmap emptyCanvas = new Bitmap(bmp.Width + (int)stringSize.Width, bmp.Height, System.Drawing.Imaging.PixelFormat.Format32bppArgb))
                            {
                                using (Graphics gr = Graphics.FromImage(emptyCanvas))
                                {
                                    // Draw pin with no affects
                                    gr.DrawImage(bmp, 0, 0, bmp.Width, bmp.Height);

                                    // Draw rectangle representing size of string.
                                    gr.FillRectangle(new SolidBrush(Color.FromArgb(255, 40, 123, 167)), bmp.Width / 2, bmp.Height - stringSize.Height, stringSize.Width + bmp.Width / 2, stringSize.Height);

                                    // Draw string to screen.
                                    gr.DrawString(vehicleName, stringFont, Brushes.White, new PointF(bmp.Width / 2, bmp.Height - stringSize.Height + 1));


                                    /*
                                    // Draw image with ImageAttributes
                                    gr.DrawImage(bmp, new Rectangle(0, 0, landmarkPin.Width, landmarkPin.Height), 0, 0,
                                        landmarkPin.Width, landmarkPin.Height, GraphicsUnit.Pixel, imageAttributes);


                                    // add landmark type icon
                                    string iconPath = safemobileDirPath + @"\resource\landmarks\" + lt.IconName;
                                    using (Image img = Utils.ScaleImage(Bitmap.FromFile(iconPath), 44, 44))
                                    {
                                        gr.DrawImage(img, 19, 18);
                                    }
                                    */

                                    Image resizedImage = SafeMobileLib.Utils.ScaleImage(emptyCanvas, emptyCanvas.Width, emptyCanvas.Height);
                                    resizedImage.Save(iconPath.Replace(".png", labeledFileExtension));
                                    //bitmap.Save(iconNameAndPath);

                                    emptyCanvas.Dispose();
                                    // Dispose
                                    bmp.Dispose();
                                    resizedImage.Dispose();
                                }
                            }
                        }
                    };
                    /*
                    Bitmap bmp = new Bitmap(iconPath);

                    bmp = Utils.ChangeColor(bmp, Color.FromArgb(255, 0, 0));

                    bmp.Save(iconPath.Replace(".png", "_emerg.png"));
                    // Dispose
                    bmp.Dispose();*/
                }
            }
            catch (Exception ex)
            {
                SafeMobileLib.Utils.WriteLine("CheckCreateNamesIcon: " + ex.ToString());
            }

        }

    }
}