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How to use DeleteObject method of FlaUI.Core.Capturing.CaptureUtilities class

Best FlaUI code snippet using FlaUI.Core.Capturing.CaptureUtilities.DeleteObject

CaptureUtilities.cs

Source:CaptureUtilities.cs

...11    /// </summary>12    public static class CaptureUtilities13    {14        [DllImport("Gdi32")]15        public static extern bool DeleteObject(IntPtr ho);16        /// <summary>17        /// Calculates a scale factor according to the bounds and capture settings.18        /// </summary>19        /// <param name="originalBounds">The original bounds of the captured image.</param>20        /// <param name="captureSettings">The settings to use for the capture.</param>21        /// <returns>A scale factor, defaults to 1 which means original size.</returns>22        public static double GetScale(Rectangle originalBounds, CaptureSettings captureSettings)23        {24            double scale = 1;25            if (captureSettings != null)26            {27                scale = captureSettings.OutputScale;28                if (scale == 1)29                {30                    if (captureSettings.OutputHeight == -1 && captureSettings.OutputWidth != -1)31                    {32                        // Calculate the scale by a defined width33                        scale = captureSettings.OutputWidth / (double)originalBounds.Width;34                    }35                    else if (captureSettings.OutputHeight != -1 && captureSettings.OutputWidth == -1)36                    {37                        // Calculate the scale by a defined height38                        scale = captureSettings.OutputHeight / (double)originalBounds.Height;39                    }40                }41            }42            return scale;43        }44        /// <summary>45        /// Scales a point according to the given settings.46        /// </summary>47        /// <param name="x">The x-position of the point to scale.</param>48        /// <param name="y">The y-position of the pint to scale.</param>49        /// <param name="originalBounds">The original bounds of the captured image.</param>50        /// <param name="captureSettings">The settings to use for the capture.</param>51        /// <returns>The transformed point.</returns>52        public static Point ScaleAccordingToSettings(int x, int y, Rectangle originalBounds, CaptureSettings captureSettings)53        {54            return ScaleAccordingToSettings(new Point(x, y), originalBounds, captureSettings);55        }56        /// <summary>57        /// Scales a point according to the given settings.58        /// </summary>59        /// <param name="point">The point to scale.</param>60        /// <param name="originalBounds">The original bounds of the captured image.</param>61        /// <param name="captureSettings">The settings to use for the capture.</param>62        /// <returns>The transformed point.</returns>63        public static Point ScaleAccordingToSettings(Point point, Rectangle originalBounds, CaptureSettings captureSettings)64        {65            var scale = GetScale(originalBounds, captureSettings);66            return scale != 1 ? new Point((point.X * scale).ToInt(), (point.Y * scale).ToInt()) : point;67        }68        /// <summary>69        /// Scales a rectangle according to the given settings.70        /// </summary>71        /// <param name="originalBounds">The original bounds of the captured image.</param>72        /// <param name="captureSettings">The settings to use for the capture.</param>73        /// <returns>The transformed rectangle.</returns>74        public static Rectangle ScaleAccordingToSettings(Rectangle originalBounds, CaptureSettings captureSettings)75        {76            // Default is the original size77            var outputWidth = originalBounds.Width;78            var outputHeight = originalBounds.Height;79            if (captureSettings != null)80            {81                if (captureSettings.OutputScale != 1)82                {83                    // Calculate with the scale84                    outputWidth = (originalBounds.Width * captureSettings.OutputScale).ToInt();85                    outputHeight = (originalBounds.Height * captureSettings.OutputScale).ToInt();86                }87                else if (captureSettings.OutputHeight == -1 && captureSettings.OutputWidth != -1)88                {89                    // Adjust the height90                    outputWidth = captureSettings.OutputWidth;91                    var percent = outputWidth / (double)originalBounds.Width;92                    outputHeight = (originalBounds.Height * percent).ToInt();93                }94                else if (captureSettings.OutputHeight != -1 && captureSettings.OutputWidth == -1)95                {96                    // Adjust the width97                    outputHeight = captureSettings.OutputHeight;98                    var percent = outputHeight / (double)originalBounds.Height;99                    outputWidth = (originalBounds.Width * percent).ToInt();100                }101            }102            return new Rectangle(0, 0, outputWidth, outputHeight);103        }104        /// <summary>105        /// Captures the cursor as bitmap and returns the bitmap and the position on screen of the cursor.106        /// </summary>107        public static Bitmap CaptureCursor(ref Point position)108        {109            var cursorInfo = new CURSORINFO();110            cursorInfo.cbSize = Marshal.SizeOf(cursorInfo);111            if (!User32.GetCursorInfo(out cursorInfo))112            {113                return null;114            }115            if (cursorInfo.flags != CursorState.CURSOR_SHOWING)116            {117                return null;118            }119            var hicon = User32.CopyIcon(cursorInfo.hCursor);120            if (hicon == IntPtr.Zero)121            {122                return null;123            }124            if (!User32.GetIconInfo(hicon, out var iconInfo))125            {126                return null;127            }128            // Calculate the position respecting the hotspot offset129            position.X = cursorInfo.ptScreenPos.X - iconInfo.xHotspot;130            position.Y = cursorInfo.ptScreenPos.Y - iconInfo.yHotspot;131            using (var maskBitmap = Image.FromHbitmap(iconInfo.hbmMask))132            {133                // Special handling for monchome icons134                if (maskBitmap.Height == maskBitmap.Width * 2)135                {136                    var cursor = new Bitmap(maskBitmap.Width, maskBitmap.Width, PixelFormat.Format32bppArgb);137                    var black = Color.FromArgb(255, 0, 0, 0); //cannot compare Color.Black because of different names138                    var white = Color.FromArgb(255, 255, 255, 255); //cannot compare Color.White because of different names139                    for (var y = 0; y < maskBitmap.Width; y++)140                    {141                        for (var x = 0; x < maskBitmap.Width; x++)142                        {143                            var maskPixel = maskBitmap.GetPixel(x, y);144                            var cursorPixel = maskBitmap.GetPixel(x, y + maskBitmap.Width);145                            if (maskPixel == white && cursorPixel == black)146                            {147                                cursor.SetPixel(x, y, Color.Transparent);148                            }149                            else if (maskPixel == black)150                            {151                                cursor.SetPixel(x, y, cursorPixel);152                            }153                            else154                            {155                                cursor.SetPixel(x, y, cursorPixel == black ? white : black);156                            }157                        }158                    }159                    return cursor;160                }161            }162            // Just return the icon converted to a bitmap163            Bitmap result;164            using (Icon icon = Icon.FromHandle(hicon))165            {166                result = icon.ToBitmap();167            }168            User32.DestroyIcon(hicon);169            DeleteObject(iconInfo.hbmMask);170            DeleteObject(iconInfo.hbmColor);171            return result;172        }173    }174}...

Capture.cs

Source:Capture.cs

...99            var hPrevBmp = Gdi32.SelectObject(hDest, hBmp);100            action(hDest, hSrc);101            var bmp = Image.FromHbitmap(hBmp);102            Gdi32.SelectObject(hDest, hPrevBmp);103            Gdi32.DeleteObject(hBmp);104            Gdi32.DeleteDC(hDest);105            User32.ReleaseDC(hDesk, hSrc);106            return bmp;107        }108    }109}

DeleteObject

Using AI Code Generation

1using FlaUI.Core.Capturing;2using System;3using System.Drawing;4using System.Windows.Forms;5{6    {7        public Form1()8        {9            InitializeComponent();10        }11        private void button1_Click(object sender, EventArgs e)12        {13            Bitmap bmp = new Bitmap(100, 100);14            Graphics g = Graphics.FromImage(bmp);15            Pen p = new Pen(Color.Red);16            g.DrawArc(p, 0, 0, 100, 100, 0, 90);17            PictureBox pb = new PictureBox();18            pb.Image = bmp;19            this.Controls.Add(pb);20            CaptureUtilities.DeleteObject(bmp);21            g.Dispose();22        }23    }24}

DeleteObject

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using FlaUI.Core.Capturing;7using System.Drawing;8using System.Runtime.InteropServices;9{10    {11        public static Bitmap CaptureScreen()12        {13            return CaptureScreen(0, 0, 0, 0);14        }15        public static Bitmap CaptureScreen(int x, int y, int width, int height)16        {17            var hdcSrc = GetWindowDC(IntPtr.Zero);18            var hdcDest = CreateCompatibleDC(hdcSrc);19            var hBitmap = CreateCompatibleBitmap(hdcSrc, width, height);20            var hOld = SelectObject(hdcDest, hBitmap);21            BitBlt(hdcDest, 0, 0, width, height, hdcSrc, x, y, 13369376);22            SelectObject(hdcDest, hOld);23            DeleteObject(hBitmap);24            DeleteDC(hdcDest);25            DeleteDC(hdcSrc);26            return Image.FromHbitmap(hBitmap);27        }28        [DllImport("gdi32.dll")]29        private static extern int DeleteDC(IntPtr hdc);30        [DllImport("gdi32.dll")]31        private static extern IntPtr DeleteObject(IntPtr hObject);32        [DllImport("gdi32.dll")]33        private static extern IntPtr CreateCompatibleBitmap(IntPtr hdc, int nWidth, int nHeight);34        [DllImport("gdi32.dll")]35        private static extern IntPtr CreateCompatibleDC(IntPtr hdc);36        [DllImport("gdi32.dll")]37        private static extern IntPtr SelectObject(IntPtr hdc, IntPtr hgdiobj);38        [DllImport("gdi32.dll")]39        private static extern int BitBlt(IntPtr hdc, int x, int y, int cx, int cy, IntPtr hdcSrc, int x1, int y1, int rop);40        [DllImport("user32.dll")]41        private static extern IntPtr GetWindowDC(IntPtr hWnd);42    }43}44using System;45using System.Collections.Generic;46using System.Linq;47using System.Text;48using System.Threading.Tasks;49using System.Windows.Forms;50using System.Drawing;51using System.Runtime.InteropServices;52{53    {54        public static Bitmap CaptureScreen()55        {56            return CaptureScreen(0, 0, 0, 0);57        }

DeleteObject

Using AI Code Generation

1using FlaUI.Core.Capturing;2using System;3using System.Drawing;4using System.Windows.Forms;5{6    {7        static void Main(string[] args)8        {9            Bitmap bmp = new Bitmap(200, 200);10            Graphics g = Graphics.FromImage(bmp);11            g.DrawRectangle(new Pen(Color.Black), new Rectangle(0, 0, 200, 200));12            bmp.Save("C:\\Users\\Public\\Pictures\\Sample.bmp");13            CaptureUtilities.DeleteObject(bmp.GetHbitmap());14        }15    }16}

DeleteObject

Using AI Code Generation

1using System;2using System.Drawing;3using System.Drawing.Imaging;4using System.IO;5using FlaUI.Core.Capturing;6{7    {8        static void Main(string[] args)9        {10            Bitmap myBitmap = new Bitmap("c:\\temp\\test.png");11            IntPtr hBitmap = myBitmap.GetHbitmap();12            CaptureUtilities.DeleteObject(hBitmap);13        }14    }15}

DeleteObject

Using AI Code Generation

1using FlaUI.Core.Capturing;2using System;3using System.Drawing;4using FlaUI.Core;5using FlaUI.Core.AutomationElements;6using FlaUI.Core.Input;7using FlaUI.Core.WindowsAPI;8using FlaUI.UIA3;9{10    {11        static void Main(string[] args)12        {13            var application = Application.Launch("notepad.exe");14            var automation = new UIA3Automation();15            var window = application.GetMainWindow(automation);16            var button = window.FindFirstDescendant(cf => cf.ByAutomationId("15"));17            button.Click();18            var image = CaptureUtilities.CaptureWindow(window);19            image.Save("notepad.png");20            var buttonImage = CaptureUtilities.CaptureElement(button);21            buttonImage.Save("button.png");22            var buttonImageMargin = CaptureUtilities.CaptureElement(button, 10);23            buttonImageMargin.Save("buttonMargin.png");24            var buttonImageMarginBorder = CaptureUtilities.CaptureElement(button, 10, 2);25            buttonImageMarginBorder.Save("buttonMarginBorder.png");26            var buttonImageMarginBorderShadow = CaptureUtilities.CaptureElement(button, 10, 2, 4);27            buttonImageMarginBorderShadow.Save("buttonMarginBorderShadow.png");28            var buttonImageMarginBorderShadowHighlight = CaptureUtilities.CaptureElement(button, 10, 2, 4, 5);

DeleteObject

Using AI Code Generation

1using FlaUI.Core.Capturing;2using FlaUI.Core.Definitions;3using FlaUI.Core.Input;4using FlaUI.Core.WindowsAPI;5using System;6using System.Drawing;7using System.Threading;8{9    {10        static void Main(string[] args)11        {12            var automation = FlaUI.Core.Automation.AutomationFactory.GetAutomation();13            var desktopWindow = automation.GetDesktopWindow();14            var notepadWindow = desktopWindow.FindFirstChild(cf => cf.ByName("Untitled - Notepad"));15            notepadWindow.Focus();16            Mouse.Instance.Location = notepadWindow.GetClickablePoint();17            Mouse.Instance.Click(MouseButton.Left);18            Keyboard.Instance.Enter("Hello World!");19            Thread.Sleep(5000);20            var bitmap = CaptureUtilities.CaptureWindow(notepadWindow);21            bitmap.Save("C:\\Users\\Public\\Pictures\\Sample.bmp", System.Drawing.Imaging.ImageFormat.Bmp);22            var imageHandle = bitmap.GetHbitmap();23            var graphics = Graphics.FromHbitmap(imageHandle);24            graphics.DrawRectangle(new Pen(Color.Red, 3), new Rectangle(0, 0, 200, 200));25            bitmap.Save("C:\\Users\\Public\\Pictures\\Sample2.bmp", System.Drawing.Imaging.ImageFormat.Bmp);26            NativeMethods.DeleteObject(imageHandle);27        }28    }29}

DeleteObject

Using AI Code Generation

1using System;2using FlaUI.Core.Capturing;3{4    {5        static void Main(string[] args)6        {7            System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(@"C:\Users\Public\Pictures\Sample Pictures\Koala.jpg");8            CaptureUtilities.DeleteObject(bmp.GetHbitmap());9            Console.WriteLine("Object deleted successfully");10        }11    }12}

DeleteObject

Using AI Code Generation

1using FlaUI.Core.Capturing;2using System;3using System.Drawing;4{5    {6        static void Main(string[] args)7        {8            Bitmap bmp = new Bitmap(100, 100);9            Graphics g = Graphics.FromImage(bmp);10            g.DrawRectangle(Pens.Red, 0, 0, 100, 100);11            bmp.Save("rectangle.bmp");12            g.Dispose();13            bmp.Dispose();14            CaptureUtilities.DeleteObject("rectangle.bmp");15        }16    }17}

DeleteObject

Using AI Code Generation

1using System;2using System.Drawing;3using System.IO;4using FlaUI.Core.Capturing;5{6    {7        static void Main(string[] args)8        {9            Bitmap bitmap = CaptureUtilities.CaptureRegion(new System.Windows.Rect(0, 0, 100, 100));10            bitmap.Save(@"C:\Users\Public\Pictures\SampleScreenshot.bmp");11        }12    }13}14using System;15using System.Drawing;16using System.IO;17using FlaUI.Core.Capturing;18{19    {20        static void Main(string[] args)21        {22            Bitmap bitmap = CaptureUtilities.CaptureScreen();23            bitmap.Save(@"C:\Users\Public\Pictures\SampleScreenshot.bmp");24        }25    }26}27using System;28using System.Drawing;29using System.IO;30using FlaUI.Core.Capturing;31{32    {33        static void Main(string[] args)34        {35            Bitmap bitmap = CaptureUtilities.CaptureActiveWindow();36            bitmap.Save(@"C:\Users\Public\Pictures\SampleScreenshot.bmp");37        }38    }39}40using System;41using System.Drawing;42using System.IO;43using FlaUI.Core.Capturing;44{45    {46        static void Main(string[] args)47        {48            Bitmap bitmap = CaptureUtilities.CaptureApplication();49            bitmap.Save(@"C:\Users\Public\Pictures\SampleScreenshot.bmp");50        }51    }52}53using System;54using System.Drawing;55using System.IO;

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