Using Clear Type for better text readability & show remaining time in tooltip

percentage/percentage/Program.cs

@@ -11,6 +11,7 @@ static class Program
         [STAThread]
         static void Main()
         {
+
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
 

percentage/percentage/TrayIcon.cs

@@ -1,5 +1,7 @@
 using System;
+using System.Collections.Generic;
 using System.Drawing;
+using System.Management;
 using System.Runtime.InteropServices;
 using System.Windows.Forms;
 
@@ -47,16 +49,40 @@ private void timer_Tick(object sender, EventArgs e)
         {
             PowerStatus powerStatus = SystemInformation.PowerStatus;
             batteryPercentage = (powerStatus.BatteryLifePercent * 100).ToString();
+            bool charging = SystemInformation.PowerStatus.BatteryChargeStatus.HasFlag(BatteryChargeStatus.Charging);
 
-            using (Bitmap bitmap = new Bitmap(DrawText(batteryPercentage, new Font(iconFont, iconFontSize), Color.White, Color.Black)))
+            Color fontColor;
+            if (charging)
+            {
+                fontColor = Color.FromArgb(255, 0, 255, 0);
+            }
+            else
+            {
+                fontColor = Color.FromArgb(255, 255, 255, 255);
+
+            }
+
+            using (Bitmap bitmap = new Bitmap(DrawText(batteryPercentage, new Font(iconFont, iconFontSize), fontColor, Color.FromArgb(0, 0, 0, 0))))
             {
                 System.IntPtr intPtr = bitmap.GetHicon();
                 try
                 {
                     using (Icon icon = Icon.FromHandle(intPtr))
                     {
-                        notifyIcon.Icon = icon;
+                        notifyIcon.Icon = icon;             
                         notifyIcon.Text = batteryPercentage + "%";
+                        if (!charging)
+                        {
+                            int seconds = SystemInformation.PowerStatus.BatteryLifeRemaining;
+                            int mins = seconds / 60;
+                            int hours = mins / 60;
+                            mins = mins % 60;
+                            notifyIcon.Text += "\n" +  " " + hours + ":" + mins + " remaining";
+                        }
+                        else
+                        {
+                            notifyIcon.Text = "Charging";
+                        }
                     }
                 }
                 finally
@@ -85,7 +111,7 @@ private Image DrawText(String text, Font font, Color textColor, Color backColor)
                 // create a brush for the text
                 using (Brush textBrush = new SolidBrush(textColor))
                 {
-                    graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
+                    graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
                     graphics.DrawString(text, font, textBrush, 0, 0);
                     graphics.Save();
                 }