How to use ScreenshotDataAsync method of PuppeteerSharp.ElementHandle class

Best Puppeteer-sharp code snippet using PuppeteerSharp.ElementHandle.ScreenshotDataAsync

Page.cs

Source:Page.cs Github

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...781 public async Task ScreenshotAsync(string file, ScreenshotOptions options)782 {783 var fileInfo = new FileInfo(file);784 options.Type = fileInfo.Extension.Replace(".", string.Empty);785 var data = await ScreenshotDataAsync(options);786 using (var fs = new FileStream(file, FileMode.Create, FileAccess.Write))787 {788 await fs.WriteAsync(data, 0, data.Length);789 }790 }791 /// <summary>792 /// Takes a screenshot of the page793 /// </summary>794 /// <returns>Task which resolves to a <see cref="Stream"/> containing the image data.</returns>795 public Task<Stream> ScreenshotStreamAsync() => ScreenshotStreamAsync(new ScreenshotOptions());796 /// <summary>797 /// Takes a screenshot of the page798 /// </summary>799 /// <returns>Task which resolves to a <see cref="Stream"/> containing the image data.</returns>800 /// <param name="options">Screenshot options.</param>801 public async Task<Stream> ScreenshotStreamAsync(ScreenshotOptions options)802 => new MemoryStream(await ScreenshotDataAsync(options));803 /// <summary>804 /// Takes a screenshot of the page805 /// </summary>806 /// <returns>Task which resolves to a <see cref="byte"/>[] containing the image data.</returns>807 public Task<byte[]> ScreenshotDataAsync() => ScreenshotDataAsync(new ScreenshotOptions());808 /// <summary>809 /// Takes a screenshot of the page810 /// </summary>811 /// <returns>Task which resolves to a <see cref="byte"/>[] containing the image data.</returns>812 /// <param name="options">Screenshot options.</param>813 public async Task<byte[]> ScreenshotDataAsync(ScreenshotOptions options)814 {815 string screenshotType = null;816 if (!string.IsNullOrEmpty(options.Type))817 {818 if (options.Type != "png" && options.Type != "jpeg")819 {820 throw new ArgumentException($"Unknown options.type {options.Type}");821 }822 screenshotType = options.Type;823 }824 if (string.IsNullOrEmpty(screenshotType))825 {826 screenshotType = "png";827 }...

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ElementHandle.cs

Source:ElementHandle.cs Github

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...32 _logger = client.LoggerFactory.CreateLogger<ElementHandle>();33 }34 internal Page Page { get; }35 /// <summary>36 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotDataAsync(ScreenshotOptions)"/> to take a screenshot of the element. 37 /// If the element is detached from DOM, the method throws an error.38 /// </summary>39 /// <returns>The task</returns>40 /// <param name="file">The file path to save the image to. The screenshot type will be inferred from file extension. 41 /// If path is a relative path, then it is resolved relative to current working directory. If no path is provided, 42 /// the image won't be saved to the disk.</param>43 public Task ScreenshotAsync(string file) => ScreenshotAsync(file, new ScreenshotOptions());44 /// <summary>45 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotDataAsync(ScreenshotOptions)"/> to take a screenshot of the element. 46 /// If the element is detached from DOM, the method throws an error.47 /// </summary>48 /// <returns>The task</returns>49 /// <param name="file">The file path to save the image to. The screenshot type will be inferred from file extension. 50 /// If path is a relative path, then it is resolved relative to current working directory. If no path is provided, 51 /// the image won't be saved to the disk.</param>52 /// <param name="options">Screenshot options.</param>53 public async Task ScreenshotAsync(string file, ScreenshotOptions options)54 {55 if (!options.Type.HasValue)56 {57 options.Type = ScreenshotOptions.GetScreenshotTypeFromFile(file);58 }59 var data = await ScreenshotDataAsync(options).ConfigureAwait(false);60 using (var fs = AsyncFileHelper.CreateStream(file, FileMode.Create))61 {62 await fs.WriteAsync(data, 0, data.Length).ConfigureAwait(false);63 }64 }65 /// <summary>66 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotDataAsync(ScreenshotOptions)"/> to take a screenshot of the element. 67 /// If the element is detached from DOM, the method throws an error.68 /// </summary>69 /// <returns>Task which resolves to a <see cref="Stream"/> containing the image data.</returns>70 public Task<Stream> ScreenshotStreamAsync() => ScreenshotStreamAsync(new ScreenshotOptions());71 /// <summary>72 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotDataAsync(ScreenshotOptions)"/> to take a screenshot of the element. 73 /// If the element is detached from DOM, the method throws an error.74 /// </summary>75 /// <returns>Task which resolves to a <see cref="Stream"/> containing the image data.</returns>76 /// <param name="options">Screenshot options.</param>77 public async Task<Stream> ScreenshotStreamAsync(ScreenshotOptions options)78 => new MemoryStream(await ScreenshotDataAsync(options).ConfigureAwait(false));79 /// <summary>80 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotDataAsync(ScreenshotOptions)"/> to take a screenshot of the element. 81 /// If the element is detached from DOM, the method throws an error.82 /// </summary>83 /// <returns>Task which resolves to a <see cref="byte"/>[] containing the image data.</returns>84 public Task<byte[]> ScreenshotDataAsync() => ScreenshotDataAsync(new ScreenshotOptions());85 /// <summary>86 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotDataAsync(ScreenshotOptions)"/> to take a screenshot of the element. 87 /// If the element is detached from DOM, the method throws an error.88 /// </summary>89 /// <returns>Task which resolves to a <see cref="byte"/>[] containing the image data.</returns>90 /// <param name="options">Screenshot options.</param>91 public async Task<byte[]> ScreenshotDataAsync(ScreenshotOptions options)92 => Convert.FromBase64String(await ScreenshotBase64Async(options).ConfigureAwait(false));93 /// <summary>94 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotBase64Async(ScreenshotOptions)"/> to take a screenshot of the element. 95 /// If the element is detached from DOM, the method throws an error.96 /// </summary>97 /// <returns>Task which resolves to a <see cref="string"/> containing the image data as base64.</returns>98 public Task<string> ScreenshotBase64Async() => ScreenshotBase64Async(new ScreenshotOptions());99 /// <summary>100 /// This method scrolls element into view if needed, and then uses <seealso cref="Page.ScreenshotBase64Async(ScreenshotOptions)"/> to take a screenshot of the element. 101 /// If the element is detached from DOM, the method throws an error.102 /// </summary>103 /// <returns>Task which resolves to a <see cref="string"/> containing the image data as base64.</returns>104 /// <param name="options">Screenshot options.</param>105 public async Task<string> ScreenshotBase64Async(ScreenshotOptions options)...

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PuppeteerWebAutomationFrameworkInstance.cs

Source:PuppeteerWebAutomationFrameworkInstance.cs Github

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...285 await _page.SelectAsync(selector, byValues);286 }287 public async Task<SKBitmap> TakeScreenshotAsync()288 {289 var bytes = await _page.ScreenshotDataAsync(new ScreenshotOptions()290 {291 FullPage = true,292 Quality = 100,293 Type = ScreenshotType.Jpeg294 });295 return SKBitmap.Decode(bytes);296 }297 public async Task<IReadOnlyList<IDomElement>> FindDomElementsByCssSelectorsAsync(int methodChainOffset, string[] selectors)298 {299 return await _domTunnel.FindDomElementsByCssSelectorsAsync(this,300 methodChainOffset,301 selectors);302 }303 }...

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BPMe.cs

Source:BPMe.cs Github

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...86 var printElement =87 await (await page.QuerySelectorAsync(bestSelector).ConfigureAwait(false))88 .EvaluateFunctionHandleAsync("(element) => element.parentNode.parentNode").ConfigureAwait(false) as ElementHandle;89 printElement ??= await page.QuerySelectorAsync(bestSelector).ConfigureAwait(false);90 var data = await printElement.ScreenshotDataAsync(new ScreenshotOptions()).ConfigureAwait(false);91 await api.SendMessageAsync(context.Endpoint, Message.ByteArrayImage(data)).ConfigureAwait(false);92 }93 }94 public bool ShouldResponse(MessageContext context)95 => context.Content.TryGetPlainText(out var text)96 && string.Equals(text.Trim(), "print bp recent", StringComparison.OrdinalIgnoreCase);97 }98#nullable restore99}...

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ElementHandleScreenshotTests.cs

Source:ElementHandleScreenshotTests.cs Github

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...25 #endregion26 await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");27 await Page.EvaluateExpressionAsync("window.scrollBy(50, 100)");28 var elementHandle = await Page.QuerySelectorAsync(".box:nth-of-type(3)");29 var screenshot = await elementHandle.ScreenshotDataAsync();30 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-bounding-box.png", screenshot));31 }32 [PuppeteerTest("screenshot.spec.ts", "ElementHandle.screenshot", "should take into account padding and border")]33 [PuppeteerFact]34 public async Task ShouldTakeIntoAccountPaddingAndBorder()35 {36 await Page.SetViewportAsync(new ViewPortOptions37 {38 Width = 500,39 Height = 50040 });41 await Page.SetContentAsync(@"42 something above43 <style> div {44 border: 2px solid blue;45 background: green;46 width: 50px;47 height: 50px;48 }49 </style>50 <div></div>51 ");52 var elementHandle = await Page.QuerySelectorAsync("div");53 var screenshot = await elementHandle.ScreenshotDataAsync();54 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-padding-border.png", screenshot));55 }56 [PuppeteerTest("screenshot.spec.ts", "ElementHandle.screenshot", "should capture full element when larger than viewport")]57 [SkipBrowserFact(skipFirefox: true)]58 public async Task ShouldCaptureFullElementWhenLargerThanViewport()59 {60 await Page.SetViewportAsync(new ViewPortOptions61 {62 Width = 500,63 Height = 50064 });65 await Page.SetContentAsync(@"66 something above67 <style>68 div.to-screenshot {69 border: 1px solid blue;70 width: 600px;71 height: 600px;72 margin-left: 50px;73 }74 ::-webkit-scrollbar{75 display: none;76 }77 </style>78 <div class='to-screenshot'></div>"79 );80 var elementHandle = await Page.QuerySelectorAsync("div.to-screenshot");81 var screenshot = await elementHandle.ScreenshotDataAsync();82 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-larger-than-viewport.png", screenshot));83 Assert.Equal(JToken.FromObject(new { w = 500, h = 500 }),84 await Page.EvaluateExpressionAsync("({ w: window.innerWidth, h: window.innerHeight })"));85 }86 [PuppeteerFact]87 public async Task ShouldScrollElementIntoView()88 {89 await Page.SetViewportAsync(new ViewPortOptions90 {91 Width = 500,92 Height = 50093 });94 await Page.SetContentAsync(@"95 something above96 <style> div.above {97 border: 2px solid blue;98 background: red;99 height: 1500px;100 }101 div.to-screenshot {102 border: 2px solid blue;103 background: green;104 width: 50px;105 height: 50px;106 }107 </style>108 <div class='above'></div>109 <div class='to-screenshot'></div>110 ");111 var elementHandle = await Page.QuerySelectorAsync("div.to-screenshot");112 var screenshot = await elementHandle.ScreenshotDataAsync();113 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-scrolled-into-view.png", screenshot));114 }115 [PuppeteerFact]116 public async Task ShouldWorkWithARotatedElement()117 {118 await Page.SetViewportAsync(new ViewPortOptions119 {120 Width = 500,121 Height = 500122 });123 await Page.SetContentAsync(@"124 <div style='position: absolute;125 top: 100px;126 left: 100px;127 width: 100px;128 height: 100px;129 background: green;130 transform: rotateZ(200deg); '>&nbsp;</div>131 ");132 var elementHandle = await Page.QuerySelectorAsync("div");133 var screenshot = await elementHandle.ScreenshotDataAsync();134 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-rotate.png", screenshot));135 }136 [SkipBrowserFact(skipFirefox: true)]137 public async Task ShouldFailToScreenshotADetachedElement()138 {139 await Page.SetContentAsync("<h1>remove this</h1>");140 var elementHandle = await Page.QuerySelectorAsync("h1");141 await Page.EvaluateFunctionAsync("element => element.remove()", elementHandle);142 var exception = await Assert.ThrowsAsync<PuppeteerException>(elementHandle.ScreenshotStreamAsync);143 Assert.Equal("Node is either not visible or not an HTMLElement", exception.Message);144 }145 [PuppeteerFact]146 public async Task ShouldNotHangWithZeroWidthHeightElement()147 {148 await Page.SetContentAsync(@"<div style='width: 50px; height: 0'></div>");149 var elementHandle = await Page.QuerySelectorAsync("div");150 var exception = await Assert.ThrowsAsync<PuppeteerException>(elementHandle.ScreenshotDataAsync);151 Assert.Equal("Node has 0 height.", exception.Message);152 }153 [PuppeteerFact]154 public async Task ShouldWorkForAnElementWithFractionalDimensions()155 {156 await Page.SetContentAsync("<div style=\"width:48.51px;height:19.8px;border:1px solid black;\"></div>");157 var elementHandle = await Page.QuerySelectorAsync("div");158 var screenshot = await elementHandle.ScreenshotDataAsync();159 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-fractional.png", screenshot));160 }161 [SkipBrowserFact(skipFirefox: true)]162 public async Task ShouldWorkForAnElementWithAnOffset()163 {164 await Page.SetContentAsync("<div style=\"position:absolute; top: 10.3px; left: 20.4px;width:50.3px;height:20.2px;border:1px solid black;\"></div>");165 var elementHandle = await Page.QuerySelectorAsync("div");166 var screenshot = await elementHandle.ScreenshotDataAsync();167 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-fractional-offset.png", screenshot));168 }169 }170}...

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NotifyOnJoinRequest.Charts.cs

Source:NotifyOnJoinRequest.Charts.cs Github

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...28 async Task<byte[]> GetScreenshot(Page page, string selector)29 {30 ElementHandle detailElement = await page.WaitForSelectorAsync(selector);31 var data = await detailElement32 .ScreenshotDataAsync(new ScreenshotOptions33 {34 });35 return data;36 }37 try38 {39 Message messageRankHistory, messageBest;40 using (var page = await Chrome.OpenNewPageAsync())41 {42 await page.SetViewportAsync(new ViewPortOptions43 {44 DeviceScaleFactor = 2.5,45 Width = 1440,46 Height = 900,47 });48 var response = await page.GoToAsync($"https://osu.ppy.sh/users/{uid}/osu").ConfigureAwait(false);49 if (response.Status == System.Net.HttpStatusCode.NotFound) return;50 // draw history51 // const string chartSelector = "div.profile-detail__stats";52 // const string chartSelector = "div.profile-detail";53 const string chartSelector = "div[data-page-id=\"main\"]";54 var data = await GetScreenshot(page, chartSelector);55 messageRankHistory = Message.ByteArrayImage(data);56 hints.Add(messageRankHistory);57 // draw ranks58 const string bestSelector = "div[data-page-id=\"top_ranks\"]";59 bool noBP = false;60 ElementHandle bpElement = await page.QuerySelectorAsync(bestSelector).ConfigureAwait(false);61 if (bpElement != null)62 {63 if (noBP)64 {65 var bpCount = await bpElement.EvaluateFunctionAsync<string>("e => e.innerText").ConfigureAwait(false);66 bpCount = bpCount.Trim();67 hints.Add(new Message($"有{bpCount}条BP"));68 }69 else70 {71 // remove banner72 const string bannerSelector = "body > div.osu-layout__section.osu-layout__section--full.js-content.user_show > div > div > div > div.hidden-xs.page-extra-tabs.page-extra-tabs--profile-page.js-switchable-mode-page--scrollspy-offset";73 var banner = await page.QuerySelectorAsync(bannerSelector).ConfigureAwait(false);74 if (banner is not null)75 {76 _ = await banner.EvaluateFunctionAsync("b => b.remove()").ConfigureAwait(false);77 }78 // screenshot bests79 data = await bpElement.ScreenshotDataAsync();80 //data = await GetScreenshot(page, bestSelector).ConfigureAwait(false);81 messageBest = Message.ByteArrayImage(data);82 hints.Add(messageBest);83 }84 }85 else86 {87 hints.Add(new Message("查询 BP 失败。既没有找到 BP 数据,也没有找到未上传成绩的说明。"));88 }89 }90 }91#pragma warning disable CA1031 // Do not catch general exception types92 catch (Exception ex)93 {...

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ScreenshotTests.cs

Source:ScreenshotTests.cs Github

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...20 });21 await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");22 await Page.EvaluateExpressionAsync("window.scrollBy(50, 100)");23 var elementHandle = await Page.QuerySelectorAsync(".box:nth-of-type(3)");24 var screenshot = await elementHandle.ScreenshotDataAsync();25 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-bounding-box.png", screenshot));26 }27 [Fact]28 public async Task ShouldTakeIntoAccountPaddingAndBorder()29 {30 await Page.SetViewportAsync(new ViewPortOptions31 {32 Width = 500,33 Height = 50034 });35 await Page.SetContentAsync(@"36 something above37 <style> div {38 border: 2px solid blue;39 background: green;40 width: 50px;41 height: 50px;42 }43 </style>44 <div></div>45 ");46 var elementHandle = await Page.QuerySelectorAsync("div");47 var screenshot = await elementHandle.ScreenshotDataAsync();48 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-padding-border.png", screenshot));49 }50 [Fact]51 public async Task ShouldScrollElementIntoView()52 {53 await Page.SetViewportAsync(new ViewPortOptions54 {55 Width = 500,56 Height = 50057 });58 await Page.SetContentAsync(@"59 something above60 <style> div.above {61 border: 2px solid blue;62 background: red;63 height: 1500px;64 }65 div.to-screenshot {66 border: 2px solid blue;67 background: green;68 width: 50px;69 height: 50px;70 }71 </style>72 <div class='above'></div>73 <div class='to-screenshot'></div>74 ");75 var elementHandle = await Page.QuerySelectorAsync("div.to-screenshot");76 var screenshot = await elementHandle.ScreenshotDataAsync();77 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-scrolled-into-view.png", screenshot));78 }79 [Fact]80 public async Task ShouldWorkWithARotatedElement()81 {82 await Page.SetViewportAsync(new ViewPortOptions83 {84 Width = 500,85 Height = 50086 });87 await Page.SetContentAsync(@"88 <div style='position: absolute;89 top: 100px;90 left: 100px;91 width: 100px;92 height: 100px;93 background: green;94 transform: rotateZ(200deg); '>&nbsp;</div>95 ");96 var elementHandle = await Page.QuerySelectorAsync("div");97 var screenshot = await elementHandle.ScreenshotDataAsync();98 Assert.True(ScreenshotHelper.PixelMatch("screenshot-element-rotate.png", screenshot));99 }100 [Fact]101 public async Task ShouldFailToScreenshotADetachedElement()102 {103 await Page.SetContentAsync("<h1>remove this</h1>");104 var elementHandle = await Page.QuerySelectorAsync("h1");105 await Page.EvaluateFunctionAsync("element => element.remove()", elementHandle);106 var exception = await Assert.ThrowsAsync<PuppeteerException>(elementHandle.ScreenshotStreamAsync);107 Assert.Equal("Node is detached from document", exception.Message);108 }109 }110}...

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估值.cs

Source:估值.cs Github

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...44 //}45 //await Task.Delay(TimeSpan.FromSeconds(3));46 //var xp = await page.QuerySelectorAsync("#app > div > div.ant-layout-container > div > div > div.ant-col-xs-24.ant-col-lg-15 > div > div > div.flex-table__67b31");47 //if (xp != null)48 // await api.SendMessageAsync(context.Endpoint, Message.ByteArrayImage(await xp.ScreenshotDataAsync(new ScreenshotOptions49 // {50 // })));51 const string detailSelector = "#app > div.ant-layout-main.ant-layout-main-f > div.ant-layout-container.safe-padding-bottom > div > div > div > div.index__29fc4";52 ElementHandle detailElement = await page.WaitForSelectorAsync(detailSelector).ConfigureAwait(false);53 // delete advertisement54 const string adSelector = "#app > div > div.ant-layout-container > div > div > div > div.index__29fc4 > a > img";55 ElementHandle adElement = await page.QuerySelectorAsync(adSelector).ConfigureAwait(false);56 if (!(adElement is null))57 await adElement.EvaluateFunctionAsync(@"(element) => { element.parentElement.remove(); }").ConfigureAwait(false);58 var data = await detailElement59 .ScreenshotDataAsync(new ScreenshotOptions60 {61 //FullPage = true,62 });63 bool inLoop = true;64 int retry = 3;65 do66 {67 var mesResponse = await api.SendMessageAsync(context.Endpoint, Message.ByteArrayImage(data)).ConfigureAwait(false);68 inLoop = mesResponse == null;69 } while (inLoop && --retry > 0);70 }71 }72 public bool ShouldResponse(MessageContext context)73 {...

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ScreenshotDataAsync

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions10 {11 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"12 }))13 {14 using (var page = await browser.NewPageAsync())15 {16 await page.ScreenshotAsync("google.png");17 await page.ScreenshotAsync("google2.png", new ScreenshotOptions18 {19 });20 await page.ScreenshotAsync("google3.png", new ScreenshotOptions21 {22 {23 }24 });25 await page.ScreenshotAsync("google4.png", new ScreenshotOptions26 {27 {28 }29 });30 await page.ScreenshotAsync("google5.png", new ScreenshotOptions31 {32 {33 }34 });35 var elementHandle = await page.QuerySelectorAsync("body");36 var buffer = await elementHandle.ScreenshotDataAsync();37 await page.ScreenshotAsync("google6.png", new ScreenshotOptions38 {39 {40 }41 });42 }43 }44 }45 }46}47using System;48using System.IO;49using System.Threading.Tasks;50using PuppeteerSharp;51{52 {53 static async Task Main(string

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ScreenshotDataAsync

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9 var browser = await Puppeteer.LaunchAsync(new LaunchOptions10 {11 });12 var page = await browser.NewPageAsync();13 var elementHandle = await page.QuerySelectorAsync("#hplogo");14 var elementData = await elementHandle.ScreenshotDataAsync();15 await browser.CloseAsync();16 }17 }18}

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ScreenshotDataAsync

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 var options = new LaunchOptions { Headless = true };9 using (var browser = await Puppeteer.LaunchAsync(options))10 using (var page = await browser.NewPageAsync())11 {12 var elementHandle = await page.QuerySelectorAsync("body");13 var screenshot = await elementHandle.ScreenshotDataAsync();14 File.WriteAllBytes("screenshot.png", screenshot);15 }16 }17 }18}19using System;20using System.Threading.Tasks;21using PuppeteerSharp;22{23 {24 static async Task Main(string[] args)25 {26 var options = new LaunchOptions { Headless = true };27 using (var browser = await Puppeteer.LaunchAsync(options))28 using (var page = await browser.NewPageAsync())29 {30 var screenshot = await page.ScreenshotDataAsync();31 File.WriteAllBytes("screenshot.png", screenshot);32 }33 }34 }35}36using System;37using System.Threading.Tasks;38using PuppeteerSharp;39{40 {41 static async Task Main(string[] args)42 {43 var options = new LaunchOptions { Headless = true };44 using (var browser = await Puppeteer.LaunchAsync(options))45 using (var page = await browser.NewPageAsync())46 {47 var screenshot = await page.MainFrame.ScreenshotDataAsync();48 File.WriteAllBytes("screenshot.png", screenshot);49 }50 }51 }52}53using System;54using System.Threading.Tasks;55using PuppeteerSharp;56{57 {58 static async Task Main(string[] args)59 {60 var options = new LaunchOptions { Headless = true };61 using (var

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ScreenshotDataAsync

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1using System;2using System.IO;3using System.Threading.Tasks;4using PuppeteerSharp;5{6 {7 static async Task Main(string[] args)8 {9 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);10 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false }))11 using (var page = await browser.NewPageAsync())12 {13 var elementHandle = await page.QuerySelectorAsync("input[name='q']");14 var screenshot = await elementHandle.ScreenshotDataAsync(new ScreenshotOptions { FullPage = true });15 File.WriteAllBytes(@"C:\Users\Public\test.png", screenshot);16 }17 }18 }19}20{21};22var screenshot = await elementHandle.ScreenshotDataAsync(new ScreenshotOptions { Clip = clip });

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ScreenshotDataAsync

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1public static async Task ScreenshotDataAsyncExample()2{3 var browser = await Puppeteer.LaunchAsync(new LaunchOptions4 {5 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"6 });7 var page = await browser.NewPageAsync();8 var elementScreenshot = await page.QuerySelectorAsync("#hplogo")9 .ScreenshotDataAsync();10 await File.WriteAllBytesAsync("screenshot.png", elementScreenshot);11 await browser.CloseAsync();12}13public static async Task ScreenshotDataAsyncExample()14{15 var browser = await Puppeteer.LaunchAsync(new LaunchOptions16 {17 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"18 });19 var page = await browser.NewPageAsync();20 var elementScreenshot = await page.QuerySelectorAsync("#hplogo")21 .ScreenshotDataAsync(new ScreenshotOptions { Type = ScreenshotType.Png });22 await File.WriteAllBytesAsync("screenshot.png", elementScreenshot);23 await browser.CloseAsync();24}25public static async Task ScreenshotDataAsyncExample()26{27 var browser = await Puppeteer.LaunchAsync(new LaunchOptions28 {29 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"30 });31 var page = await browser.NewPageAsync();32 await page.GoToAsync("https

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