Custom canvas size

Author: Cvolton

Hotkeys.cs

@@ -116,7 +116,10 @@ private ScreenshotTask GetParamteresFromUI()
                     _settings.saveInactiveLightCheckbox,
                     _settings.saveMaskCheckbox,
                     _settings.saveActiveTransparentCheckbox,
-                    _settings.saveInactiveTransparentCheckbox);
+                    _settings.saveInactiveTransparentCheckbox,
+                    _settings.canvasSizeCheckbox,
+                    _settings.canvasWidth,
+                    _settings.canvasHeight);
         }
     }
 }

Main.Designer.cs

@@ -46,6 +46,9 @@ public MainForm()
             resizeCheckbox.Checked = _settings.resizeCheckbox;
             windowWidth.Value = _settings.windowWidth;
             windowHeight.Value = _settings.windowHeight;
+            canvasSizeCheckbox.Checked = _settings.canvasSizeCheckbox;
+            canvasWidth.Value = _settings.canvasWidth;
+            canvasHeight.Value = _settings.canvasHeight;
             opaqueCheckbox.Checked = _settings.opaqueCheckbox;
             opaqueType.SelectedIndex = _settings.opaqueType;
             checkerValue.Value = _settings.checkerValue;
@@ -330,6 +333,21 @@ private void OkButtonClick(object sender, EventArgs e)
             long data = BitConverter.ToInt64(b, 0);
             _registryKey.SetValue("WindowSize", data, RegistryValueKind.QWord);
 
+            // Save canvas settings in an 8-byte long
+            b = new byte[8];
+            b[0] = (byte)(canvasSizeCheckbox.Checked ? 1 : 0);
+
+            b[3] = (byte)((int)canvasWidth.Value & 0xff);
+            b[2] = (byte)(((int)canvasWidth.Value >> 8) & 0xff);
+            b[1] = (byte)(((int)canvasWidth.Value >> 16) & 0xff);
+
+            b[6] = (byte)((int)canvasHeight.Value & 0xff);
+            b[5] = (byte)(((int)canvasHeight.Value >> 8) & 0xff);
+            b[4] = (byte)(((int)canvasHeight.Value >> 16) & 0xff);
+
+            data = BitConverter.ToInt64(b, 0);
+            _registryKey.SetValue("CanvasSize", data, RegistryValueKind.QWord);
+
             // Save background color settings in an 8-byte long
             b = new byte[8];
             b[0] = (byte)(opaqueCheckbox.Checked ? 1 : 0);

Main.cs

@@ -49,6 +49,9 @@ public enum BackgroundType
         public bool DoResize;
         public int ResizeX;
         public int ResizeY;
+        public bool DoCanvas;
+        public int CanvasX;
+        public int CanvasY;
         public bool DisableShadow;
         public IntPtr WindowHandle;
         public bool SaveActiveDark;
@@ -66,14 +69,18 @@ public ScreenshotTask(IntPtr window, bool clipboard, string file,
                               bool mouse, bool clearType, bool shadow,
                               bool saveActiveDark, bool saveActiveLight, bool saveInactiveDark,
                               bool saveInactiveLight, bool saveMask, bool saveActiveTransparent,
-                              bool saveInactiveTransparent)
+                              bool saveInactiveTransparent,
+                              bool canvas, int canvasX, int canvasY)
         {
             WindowHandle = window;
             ClipboardNotDisk = clipboard;
             DiskSaveDirectory = file;
             DoResize = resize;
             ResizeX = resizeX;
             ResizeY = resizeY;
+            DoCanvas = canvas;
+            CanvasX = canvasX;
+            CanvasY = canvasY;
             Background = backType;
             BackgroundColor = backColor;
             CheckerboardSize = checkerSize;
@@ -629,7 +636,7 @@ private static unsafe Bitmap[] CaptureCompositeScreenshot(ref ScreenshotTask dat
 
 			if (data.CaptureMouse)
                 DrawCursorToBitmap(transparentImage, new Point(rct.Left, rct.Top));
-			Bitmap[] final = CropEmptyEdges(new[] { transparentImage, transparentInactiveImage, transparentWhiteImage, transparentWhiteInactiveImage, transparentMaskImage, transparentTransparentImage, transparentTransparentInactiveImage }, Color.FromArgb(0, 0, 0, 0));
+			Bitmap[] final = CropEmptyEdges(new[] { transparentImage, transparentInactiveImage, transparentWhiteImage, transparentWhiteInactiveImage, transparentMaskImage, transparentTransparentImage, transparentTransparentInactiveImage }, Color.FromArgb(0, 0, 0, 0), ref data);
 
 
 			//TODO: checkerboard support
@@ -724,7 +731,7 @@ private static unsafe Bitmap GenerateChecker(int s)
             return b1;
         }
 
-        private static unsafe Bitmap[] CropEmptyEdges(Bitmap[] b1, Color trimColor)
+        private static unsafe Bitmap[] CropEmptyEdges(Bitmap[] b1, Color trimColor, ref ScreenshotTask data)
         {
             if (b1 == null)
                 return null;
@@ -836,6 +843,16 @@ private static unsafe Bitmap[] CropEmptyEdges(Bitmap[] b1, Color trimColor)
                 if (b1[i] == null)
                     continue;
 				final[i] = b1[i].Clone(new Rectangle(left, top, rightSize, bottomSize), b1[i].PixelFormat);
+                if (data.DoCanvas)
+                {
+                    Bitmap temp = new Bitmap(data.CanvasX, data.CanvasY);
+                    using (Graphics grD = Graphics.FromImage(temp))
+                    {
+                        grD.DrawImage(final[i], new Rectangle(0, 0, final[i].Width, final[i].Height), new Rectangle(0, 0, final[i].Width, final[i].Height), GraphicsUnit.Pixel);
+                    }
+                    final[i].Dispose();
+                    final[i] = temp;
+                }
 				b1[i].Dispose();
 			}
 

Screenshot.cs

@@ -33,8 +33,11 @@ public class Settings
         public bool aeroColorCheckbox;
         public string aeroColorHexBox;
         public bool resizeCheckbox;
-        public int windowHeight = 640;
-        public int windowWidth = 480;
+        public bool canvasSizeCheckbox;
+        public int windowHeight = 480;
+        public int windowWidth = 640;
+        public int canvasHeight = 720;
+        public int canvasWidth = 1280;
         public bool diskButton;
         public bool clipboardButton;
         public bool mouseCheckbox;
@@ -92,6 +95,16 @@ public Settings()
                 windowHeight = b[4] << 16 | b[5] << 8 | b[6];
             }
 
+            if ((value = _registryKey.GetValue("CanvasSize")) != null && value.GetType() == (typeof(long)))
+            {
+                var b = new byte[8];
+                for (int i = 0; i < 8; i++)
+                    b[i] = (byte)(((long)value >> (i * 8)) & 0xff);
+                canvasSizeCheckbox = (b[0] & 1) == 1;
+                canvasWidth = b[1] << 16 | b[2] << 8 | b[3];
+                canvasHeight = b[4] << 16 | b[5] << 8 | b[6];
+            }
+
             if ((value = _registryKey.GetValue("Opaque")) != null && value.GetType() == (typeof(long)))
             {
                 var b = new byte[8];