{"id":2398,"date":"2023-08-08T12:17:19","date_gmt":"2023-08-08T12:17:19","guid":{"rendered":"https:\/\/learning.workfall.com\/learning\/blog\/?p=2398"},"modified":"2025-09-15T07:50:42","modified_gmt":"2025-09-15T07:50:42","slug":"how-to-plot-the-heatmap-charts-in-angular","status":"publish","type":"post","link":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/","title":{"rendered":"How to Plot the Heatmap Charts in Angular?"},"content":{"rendered":"<span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/fx-sSWm6AhabY98qjMwIxzZ7zHIzLzXebFz5bEfZq7WXuHoybqasZGxSds0CvFO8MsPA4Fxkt19vlOa18uyN1oKS_A7tgz4Ljt4qIVCjil0vTt0jXAyLzIxonTWJIXjH6dCzidVVHUF2\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">A heatmap chart is a visual representation of data presented in a matrix format. It uses different colors to represent the magnitude of values, making it easy to identify patterns and trends within complex datasets. Warm colors depict higher values, while cooler colors indicate lower ones. This type of chart finds application in diverse fields such as data analysis, biology, finance, and web analytics, offering an efficient means to detect significant data points and correlations without extensive numerical examination.<\/p>\n\n\n\n<p>In this blog, we will cover:<\/p>\n\n\n\n<ul><li>What is a Heatmap Chart?<ul><li>Why Heatmap Charts?<\/li><\/ul><\/li><li>Hands-On<\/li><li>Conclusion<\/li><\/ul>\n\n\n\n<h2>What is a Heatmap Chart?<\/h2>\n\n\n\n<p class=\"has-text-align-justify\">A heatmap chart is a graphical representation of data that uses colors to represent individual values on a two-dimensional matrix. It is particularly useful for visualizing the distribution and density of data points in a dataset. Heatmap charts are commonly used to display data in a way that makes patterns, trends, and correlations more easily recognizable.<\/p>\n\n\n\n<p>In a heatmap chart:<\/p>\n\n\n\n<ul><li><strong>X-axis and Y-axis:<\/strong> The horizontal and vertical axes represent categories or dimensions of the data being analyzed.<\/li><\/ul>\n\n\n\n<ul><li><strong>Color Mapping:<\/strong> Each cell in the matrix is assigned a color based on the value it represents. The colors typically range from cool to warm colors (e.g., blue to red), with variations in between representing different levels of the data.<\/li><\/ul>\n\n\n\n<ul><li><strong>Intensity:<\/strong> The color intensity or shade of each cell indicates the magnitude of the value it represents. Darker colors indicate higher values and lighter colors indicate lower values.<\/li><\/ul>\n\n\n\n<p>Heatmap charts are versatile and can be used for various purposes, such as:<\/p>\n\n\n\n<ul><li><strong>Data Density:<\/strong> They can show where data points are more concentrated, helping to identify patterns and clusters.<\/li><\/ul>\n\n\n\n<ul><li><strong>Correlation Analysis: <\/strong>Heatmaps can reveal relationships between different variables by displaying how they change together.<\/li><\/ul>\n\n\n\n<ul><li><strong>Time Series Analysis:<\/strong> Heatmaps can be used to visualize changes in data over time, with colors showing the intensity of change.<\/li><\/ul>\n\n\n\n<ul><li><strong>Geospatial Analysis:<\/strong> In geographical contexts, heatmaps can represent data over a map, indicating hotspots or areas of interest.<\/li><\/ul>\n\n\n\n<ul><li><strong>User Behavior Analysis:<\/strong> Heatmaps are used in web analytics to show where users are clicking, scrolling, or interacting the most on a website.<\/li><\/ul>\n\n\n\n<h3>Why Heatmap Charts?<\/h3>\n\n\n\n<p class=\"has-text-align-justify\">Heatmap charts are important because they offer an accessible and powerful means of analyzing and interpreting intricate datasets, enabling researchers and analysts to make informed decisions and observations efficiently.<\/p>\n\n\n\n<h2>Hands-On<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/zSCjTppYL1c4l8Y9QJjl88TFbMIvODVbQOel9yboMcWV0hO-Mqwe1ZGXXl_s_31DhEtNKOFtkEz6hLzf15zpmNHZbH2YcZzkv6mqOkQc4_GxkcLiH3wk3u2B8QdDzV9GJ-CzgAXzEM8a\" alt=\"\"\/><\/figure>\n\n\n\n<h3>\u200b\u200bRequired installations for the process<\/h3>\n\n\n\n<ul><li><strong>Syncfusion Heatmap: <\/strong>This package is used to plot a graphical representation of 2-dimensional data for users to be able to easily analyze huge chunks of data and get the required information.<\/li><\/ul>\n\n\n\n<p class=\"has-text-align-justify\">In this hands-on, we will begin with an online compiler for angular called StackBlitz that gives us the flexibility of an already created folder structure. We will be using this compiler to create flexibility for users to plot a heatmap.&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">We will first begin with exploring the files created by default and then alter the folder structure as per our need. To create a new HTML file, we will alter the input parameter value and change the template URL to point to the newly created HTML file for the child component. We will import the heatmaps component into the app module file.&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Post that, we will install the syncfusion heatmap package to be able to plot heatmaps. Adding the required imports (components, services, modules), we will then alter the <a href=\"https:\/\/www.workfall.com\/learning\/blog\/how-to-get-the-users-location-using-mapbox\/\">HTML<\/a> file to see if the heatmap space is plotted and if the package installation worked successfully.&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Post that, we will declare the data sources and the axis labels and then bind the same in the HTML file to view the heatmap. Finally, we will explore the plotted heatmap with and without the axis and look at the labels it plots.<\/p>\n\n\n\n<p><a href=\"https:\/\/stackblitz.com\/edit\/angular-qfv7gt?file=src%2Fapp%2Fapp.module.ts,src%2Fapp%2Fheatmap.component.ts,src%2Fapp%2Fheatmap.component.html\">https:\/\/stackblitz.com\/edit\/angular-qfv7gt?file=src%2Fapp%2Fapp.module.ts,src%2Fapp%2Fheatmap.component.ts,src%2Fapp%2Fheatmap.component.html<\/a><\/p>\n\n\n\n<p class=\"has-text-align-justify\">To perform the hands-on on a local machine, you can follow the steps mentioned in the below link of the original angular documentation to create a new project and then follow the hands-on steps shown below.<\/p>\n\n\n\n<p><a href=\"https:\/\/angular.io\/tutorial\/toh-pt0\">https:\/\/angular.io\/tutorial\/toh-pt0<\/a><\/p>\n\n\n\n<p class=\"has-text-align-justify\">To follow the steps we performed, you can navigate to this <a href=\"https:\/\/stackblitz.com\/edit\/angular\">link<\/a>. This link is an online compiler for angular and can be used to code logic, test out features, create simple applications, and much more.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Once you click on the above link, you will be navigated to an online compiler as shown in the image below. This is the default layout that is created for us. Stackblitz even allows us to link our projects to the GitHub repository which makes it easy for us to keep a record. The below file is in the main component typescript file.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/_Q8CYvITy49Td9DQr8TRTAzta7VIOr4YiYTcWT3uvjHp3d9wX79e6XTJMayM8BLq2qzGPcutrJr5LUiMRpU7-Ibd4py7JsEawP2NK8SdQc2Z5ZVumoABujT9AajsJLHZDE12nN0s9Z3Oy9NywXyeJQ\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">A default file is created with the name <em>hello.component.ts<\/em> which takes input for the name from the <em>app.component.ts<\/em> file as shown in the image below using the Input decorator.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/2defTFz87IboCh7L5NrgtKQeGkI9zktL1QppyO3uVXVBRbDDPDlEiQUfWwTSRbRq8crbq9ED1L_Viyxo81HCsgNtqFk0PhogSgYZ76pmatA5m6theo-V8KnZUovmYUpdCA7bQCeCrfDXuHKusu6t5w\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>We need to add a <em>ngOnInit()<\/em> lifecycle so we will extend the class to OnInit and add the lifecycle inside the class.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/xBeFGSSGiCjm_DmLxgUr8i8tV705_LKfpl0xj5d2pF8LAxt2dNcf9x1ZbaEw0dU6lqE5KdYizVTYskPCaOu2sFn5CZ1VuKoT_71bus2l_lN9e42eFvO8cXZ3KU-Dv9pQP1ZOzfC3MXxnbUGxBaYgDQ\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>Navigate to the <em>app.component.html<\/em> file and delete the unwanted part of the HTML page.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/3f5KY4vY5RPFpN-l7FaRtK7YzeutbTrqX4LTvGAFalsCWpQ0KzfOCcY6MI6iDfTP2xD_Ssgw0VWpLgV6dOcKlyOQC2YzECkKeEJEK74cCohabTlaHGl_-BuwUQsWKnGVW2q7KDFcYiQiUEu-mX-tow\" alt=\"IMG_259\"\/><\/figure>\n\n\n\n<p>Rename the <em>hello.component.ts file<\/em>.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/DoHNrlSl0BKtst6_UIwm2NKQVbPF_NDjpHYfVFDT7pVamGxsRG4y4q2ykf8GSmHqL7fmuJsEOYa5KHJK5OJbmJ5CNSeHRzPZREiWPzM1u97lUeWIVbWS-l7Uu_b2RFVijNvfQrOBAkXjZux_pxHGXg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Change it to the filename as shown in the image below.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/YFdBM8nCpS9A8kcni0yNhfAHat3YgSaUSsp0_GKAVSeGwlDnJIfG9I-Y1dAfD_MVwpvBsCw60EwQiraWN96Pmf8LN3F1gvhaMNKfagy5LPHrExpECnBXw6KwkJRTUs11Esctci2gHcbjDKoiienlJw\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>You might see some errors in the preview once you do that. Open the <em>heatmap.component.ts<\/em> file.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/oIng0nhdRvLLV8Ncagk2Px2EotHfuRNKOAqCjqLYIMWILlyFtJsdGPe7jayev-KU8MVmb0bt12mB89Xar55x01KyLRR1u8bjIxeIHAed8nUG22kaDIdq1cHvwKj7Z79wMtgR_WRzWtWf_YNih-cHxQ\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Go to the <em>app.module.ts<\/em> file and over here we need to replace the import of the hello component with the heatmap component.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/VA3vA99iZrtEJYOZUWR4Wuof-ciYYtbLi6y_OOoCCU0h9kZhM8ASDJ4JAyv5wgchm-voI97m4jd4yAs0di2IH4eaxtlywcTegyDWKvMPxEIx8ul9wLw4lEEwVCoeR1HJewV8-NEPyGmD12VfkzHaNA\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Replace the hello component with the heatmap component as shown in the image below and add the same in the declarations as well.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/tbcubVRBlWLfloSig_Rc8sHMUsx_vT4iJDbs2Jc5EyCFg-Sd6hTC2QTRuEZkRSvGIFkv-t6BeYqRR05RK2WRw9d5Zrifp2X2KtBqu0024iqaZDezUfILSdwTUq6A0a1UU9Z7gZeX-TP538QXbKteCg\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>Now, navigate to the <em>heatmap.component.ts<\/em> file.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/9Ng7Zzabn98HgHSwmHzUFS2sPcvt15vJ25AjhdtHM5Z0ZFbFYha0zllY-co3Xe_I0s4B4yuaeQcW8pg0s-LKlBznkI_SX2TMqbkzm0oyt9FfmTl2De5xKqVi0msjc2An0PhHEjMC2k2opHGTpd2jyw\" alt=\"\"\/><\/figure>\n\n\n\n<p>Replace the selector as well as the export class name as shown in the image below.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/O77ymiYZMXaxw0Xj-eua6anf7dcslrSCALsZ0YIo0LK0E0R4PZEopFFlZY74S4R2kGI9IuaOzlcZnpkJwo7By0irdeOGQC6rsa1OIha8foL3q1hgnjkHDABQApTguq2mm6R0qwT0SWZ6TL1p-Ot1xQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>Navigate to the <em>app.component.html<\/em> file and change the selector to access the heatmap component.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/5qImIjG2DJcN02I_sO-WhApsBcot1h6xAa2RKdnJi0KJvrXH-gr_0g9YuW7af_IMEvj1_2VKdg8j8N0MM7-Va3t6eNK1XaLuL6wgX1PJ1EVr04lphTfOMTXSDnXPxAve-M9H9tm9SAOPIOpSUOTypQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>In the left navigation pane, create a new file with the name <em>heatmap.component.html<\/em>.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/RVDwudYo23Yyi7KinWhinCQmhueHdAk1-EBjd0uSi_kV6TFIseiAaKWb_kP6rHvXSpBcrqyGeS0FvTKMBTmU7rG8u0lWf8H-R_ye6ZL5hwhtr4hDm981PsixjyzGs08ZlzfiT6wp5G4FUquXuM4hcQ\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">In case you wish to change the name input parameter on the HTML page, open the <em>app.component.ts<\/em> file and change the value of the name variable. You will see the same reflected on the HTML page.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/7yg-80rX_47aRE6OuItMhlUNNsfeER6GMLbqc_jMmle6cJ0LPBEstPGRMin0pQzH9jtqNq0Y9nUcLEdKI6bova_KnnQcf85ZWnLUiDwJDVVhvyjrEO0maaRPvflUBDjx5DqU-NH1SQqDi1YbZJlmyQ\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Open the <em>heatmap.component.ts<\/em> file and change the template key-value pair to <em>templateUrl<\/em> as the key and the value targeting the newly created HTML file.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/o5VBzQgltvrBfgOhVCrHZ5agV5OphGW0RsbIc1uUqzaxUWt1ZVnGrsxZ09aC6bX3y3D3yCRcldELu_ZnwvHebV49eV28rnKfE7QIMlDpnWLTXmIqibn7nUKIsZLnIxv3h8Go2g5-CsCq6YlkIwa3_g\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Navigate to the <em>heatmap.component.html<\/em> file and add the below content and you will see the same reflected on the UI.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/zcnp9HghYqRLB__hqi3rTO9Uw2s2jthWtTNZZC21P8duGh-jFcvdBx4Bxk6I5VcGz2RE2lKLY50FKDB58vk71RlDETfXHSEQMuIV_WRdDVtoCj9jYDPkPkUswVqIMpNLn7cDxPk29cpPJTDJJN4B3w\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Now, we need to install the heatmap package. To do so, under the dependencies section, enter the package name below and hit enter. The package will be installed.<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n@syncfusion\/ej2-angular-heatmap\n<\/pre><\/div>\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/dcrhY7txBUB1GKgC6w44K7333YjmWIbttlKwQPIBLN5Ys_dhr9s01ei80m24kAVCmyVHBIJU7uTXZDXOVwQ_dND_dqm_Xby5wNOEtpCO1Zzd05o4URac5SrhNhJ-MYlF8aD7aFed2oyBCvGL9TOXwg\" alt=\"\"\/><\/figure>\n\n\n\n<p>On successful installation, you will see the message as shown below.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/lg0CJnpNb58F2ezBmwbTIH3M8s3W-7X5klXKbCT54dJSf1GAjXEFwYSXS0v6nZuB_kGg3UeJQjIfM2DNA2oaJP-llL9woDRfWzg-PcqKJAgJ_e9VZD3Iqieoujo3rez8yAnUyepN56Y-gdMETOW1Tw\" alt=\"\"\/><\/figure>\n\n\n\n<p>Open the <em>package.json<\/em> file and cross-verify the heatmap package installation.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/qUWYPiW5fVVLCjox5ax0AtiuKVgi-cVYKCVyrSlM8jHb_FqwoqYtWU3ckjbUVwjygCgQBVqdETKkfeOvmdCXOR5RpjVxSrv05RIPrI-iHynQ8vlYetJn4-xsXEJLC1WuLWFwEYDgsdfchXdFabavvA\" alt=\"\"\/><\/figure>\n\n\n\n<p>Close the UI preview to enlarge the code space.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/3r0EbYSX1HYkU7I7Fm8gxVeEjjKfmEHTIkR-LLHY9rYsIlwmF-jEI53mp5lPxZxFwr597zx3mUnKUU0sJnbXtF48KvAfmMgw9P1YjZCEne0e5oENQn9hcJupdiH3W4mbbrm77MKc4tM-fBEQ5UwbpQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>Navigate to the <em>app.module.ts<\/em> file. Import the HeatMapModule and add it to the imports as shown below.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/ge8R5uqrXOQ3MIGUFDLOMv0Lsd4TzwirmC5CxzNOk-FjossJ8-00cJteCUQuF8O_PRrQDZTt7Sr6_zf13VUQOyoOiz7EUrhZNBSH3sJGVfbJudgOSrc0F57_gxUYYI5jyWOyLxRiBOeiTl1Ez6vXkQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>Navigate to the <em>heatmap.component.html<\/em> file, remove the existing code, and add the following.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/vRoYbOt7dEMWiitS8M-7m_B8bMsV8IYUbFPQShwkDY1QLYW5VOOoCXYtfa8urANGpidetTf0g3z7amQkQm7xr3Tia6yYb4O7OMR-4oday9tMqm-iDm1d92F5NxD-cJiyRLNCG_WT_XmfAB9gIeGrxA\" alt=\"\"\/><\/figure>\n\n\n\n<p>Go to the <em>app.component.html<\/em> file and call the heatmap component using the selector.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/agRRbsjfgNDA2XXRnqZQajbBt7YjLHLyu1yuMFOyPGP9yabVMinFShXqzEqSOMQuknGugrcpL6mljg0qUICZU-9HVKnFygIhdog4DfXwONAqyv1-1ai4emuUVlZbwzNES8wQH0eaWNrJZaDYRJP_aw\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>Now, open the preview and on success, you will see the screen as shown in the image below.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/OY9pfO5xm-M6pCF5n5mehwEf0H25qNEvIpNnHAufZcG8mHPw1_S71u-LSzVReOR69glnR8b405TOu8Pz-8PYZAUsfPEa4zq5ZXA7VCayAOTyoka6om5UnEeDvm9sAOaWzMHFO0bDV1-9Oo94p7NPZQ\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">To be able to distinguish between the heatmap component from the heatmap module and the heatmap component that we created, we will rename that component that we created as customheatmap component.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/9LxFpDHbTwIrvz_IeW0toxpookRNQUkRyCPEfgcJt_2TtLfTqwvA-o8w6UdyWrHzioImnhUqFdVKnY1bLvzGeji3O0oLYiCadletuz-Xs5YrOL0quL4P2MQz58u8pef_sn99jqrUAbwBAZijYKqpEA\" alt=\"\"\/><\/figure>\n\n\n\n<p>Change the name of the component in the declarations array as well.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/eT6v_lvdbVuLr-sdeCzeYuuAl9a68mnK3pu9zT_L6m8luqpLcUxj-jFJ7Bg1YzNFTqAKq7ToRSplHtfFVONfHip8slYt7sUW8rmYGOkDI14SkViTDbp2plySh11PZQ4IJb2naOL_o4a86O8aTIG46A\" alt=\"\"\/><\/figure>\n\n\n\n<p>Now, import the Heatmap component, legend service, and the tooltip service from the installed heatmap package.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/m05eTuf7khwQL6FGSEFcKIakLNdA5Cyr6C6Oky2VS1SrxTwTrRcrTRSlz5OYdyfglKCTnyQFv6CWch8LhPxYEXdKQB7h-0J6OmzBvSR2ZKvtAo0RyZxKFItb6iLWasr9dHYu8vSXsE1Ks8IpsMl1QQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>Declare the heatmap component in the declarations array.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/NEUiGbwmLg3Gv-H-RSUWzF5I5g9qaX__G_FPH3931mYj-wAh7Sy2Pi1A3gDM1HDT06RM9AXL2mDYILXwD-sA7GeY_hYREKH_-E3AB-P1jGdD8AskfnB957ORTOJgfOfOczKRZgYE4orVb8sLttZ3mA\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>Create a new key of providers and add the 2 services in the provider&#8217;s array.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/PYBEfG39-nYji9oXTg0PgWfgtEVP-dU0OY-tfUdFvE7OqqH4FmwkHqVzAASYs1zmkXBJt2hmjYdV56Ii1TbuR2bXUwahGDjxDDrlHNEp6DEoqCa_O2ynabgs2lsZ070Fvy8MN7wwl9AOjQQE9w7WnQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>Now, navigate to the <em>heatmap.component.ts<\/em> file and create a new array.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/nt2TmijSkrGKIeN1koZ6w1xbI-2VIrV4K8W7BC_6amIBY2qh2lmGc7CPeT9LIoNZuE2qG_KidjDKE3zpx2wWUTDx3wuiE0S8moIBAi23UbnSIOHkOrqHcBDj-DOODFRrHjPNHYIQw-VllhWy-JirVA\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>In <em>ngoninit<\/em>, declare the values that are to be plotted on the heatmap.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/XHZii35ECdJOefTkymXtK5dZpgFWXfN8aiBfVP4zOIpvhU04zlhwUfMuOSO1o0PPWehsL_9BWh2MZbLNs4qi5WMDiRt5hYMKqcjv4uTRdcT6lR8jV85p4bydO3jVZB3MNvELxpAW2jDu1_M4ipZdUw\" alt=\"\"\/><\/figure>\n\n\n\n<p>Now, initialize a new variable for the x-axis and add a labels key with the values as names for users.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/v5AyWOKVy26crucS5SlHfXSyiqwURZ8G4WzY3sb0PzZfqIOOFGDNSjxMMy2vx9GbpADOxqrpufHg7KPZQzmtPANdoBKLQ1lyq05yzG8ThAFCy_8m1owFF3oYwkFueXxnHtxkLUK4h1Tdh_n8Yy0ZGw\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>Repeat the same process with the y-axis variable with values as weekdays.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh3.googleusercontent.com\/gHdp5-y2746nzwQ_s6a_HVDjKx8rQKCnwoZIY-pSpEE7nMRClR0rA-c5tenwt_X-9ejZdXujCbXUIgBFmKt04bFUDs0rpTXpFqGomhtxP5rIgKh56zBr3Oqjlrb6Q8CGtN5nRbH0MsxcvO7ouE1hKQ\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Navigate to the <em>heatmap.component.html<\/em> file and bind the data source variable as shown in the image below to be able to plot a heatmap with the declared data.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/j2IwoigLJSUzjLXBYksgTBakHI-X1jPlJUHf5cHoayKoUSKNt9c_ArdV-mFJ-BqkBlRfbgDHWBCTjn485cl7WNquSReJ7pLpP1Ls6wBT5JIQX03qQL0mLyHaYfiVDEHj9zlo5BCCxBbye83bSFBtsg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Once done, open the UI in another tab and you will see the plotted heatmap with the data that we declared in the datasource array.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/v4NWKHzGDjuV-bDsj_nfbEQJIrq-7JB2myt5DgzCJdJ8-T5fUc4ltTxMm-0LShgXAf9taML2nrA0TtXntVzw_K8_zHwz5vSfmWM3KooulbB9YLtIOVJ-SSSkF4iPRaU1fp6OobA9dq5dNjFD0P6NZg\" alt=\"\"\/><\/figure>\n\n\n\n<p>On hovering over the heatmap, you&#8217;ll get to see the labels (x and y axis) for each value as shown in the image below.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/MW9N-k5L3azDLQtgYhLihEqP0iA3eX8fLsBeVdMivYqKjHXboGwcav8XYZGg_-e8QdfgCLozl7bw6_viIbaBYLFP4oik-w4-u4AQrSBVV-BBScHBjhXqwNW2wiN5ElEZnKTXPTZFFvJRKsc1PNOGpg\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<p>Now, navigate to the <em>heatmap.component.html<\/em> and add the bindings for xAxis and yAxis.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/eGc4O9C-XX_4b0pMPpXb_bAtXFjMxTsJ37HN9wNA2Qgmo6dhZJSXokAnQMPTdLrX_3Gr2QuMQ2ViskqEh5TRN4s86FiNTnVet2qxpr6jSo3yVkFIT91ARv0FPXfVi4qMRc7g0QKPQAd-g1TLoivxug\" alt=\"\"\/><\/figure>\n\n\n\n<p>Refresh the UI and you&#8217;ll see the xAxis and yAxis values as defined by you in the <em>component.ts<\/em> file.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh5.googleusercontent.com\/4VvhpgoDUgs2YWtmQnJ-xY3eEalTFtjRFFH5ot2qNMe78Tnv0PVoAtldRoJLV5cFrHnmYbDIcRGpT8ECffR4XBT8TeLFluI2L2ahq5L_qb16F3QyJJAjYUn4kLQzKLqLEm4I1A4Icv-1toKb34umSQ\" alt=\"\"\/><\/figure>\n\n\n\n<p>If you hover over any of the boxes, you&#8217;ll get to see the label with the x and y-axis tags and the value for the same.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh4.googleusercontent.com\/nlcWIWwB25-mjxC8erwp137Q_f1WZgH5ACrBh3zY8iKPdEAvRDZnjpP4tMa235Sbf5xkpCzTygGfDwBRJw0giwAknm05nDIXgkO-5yYVyjq4DKQvQdI-D3e-d6kPWz7qDRTVl-M4OHwkv8hDb_F3fg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">Similarly, if we hover over some other box, it will show the label of that accordingly. The color of the boxes is based on the values used.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/lh6.googleusercontent.com\/drBBW8vzeFgvJyhq1w2OFaqorRWSO_pK4nrHhjBETTCtkY13257nJKjR8_b481jAoZNC97oy6iNkPOBu4eec-CWZeiqpyjnRQehXgToU3PxsqwHXmRIVltChSJYThdA56lnmtJBos4_IaAaQLLijXw\" alt=\"Plot the Heatmap Charts in Angular\"\/><\/figure>\n\n\n\n<h2>Conclusion<\/h2>\n\n\n\n<p class=\"has-text-align-justify\">In this hands-on, we began with an online compiler for angular called StackBlitz which gives us the flexibility of an already created folder structure. We used this compiler to create flexibility for users to plot a heatmap. We first began with exploring the files created by default and then altered the folder structure as per our need.&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Creating a new HTML file, we altered the input parameter value and change the template URL to point to the newly created HTML file for the child component. We then imported the heatmaps component into the app module file. After that, we installed the syncfusion heatmap package to be able to plot heatmaps.&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Adding the required imports (components, services, modules), we then altered the HTML file to see if the heatmap space was plotted and if the package installation worked successfully. Then, we declared the data sources and the axis labels and then bound the same in the HTML file to view the heatmap.&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Finally, we explored the plotted heatmap with and without the axis and looked at the labels it plots. We will come up with more such use cases in our upcoming blogs.&nbsp;<\/p>\n\n\n\n<p><strong>Meanwhile\u2026<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-justify\">If you are an aspiring Angular developer and want to explore more about the above topics, here are a few of our blogs for your reference:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/www.workfall.com\/learning\/blog\/how-to-handle-authentication-in-angular-spas\/\">How to Handle Authentication in Angular SPAs?<\/a><\/li><li><a href=\"https:\/\/www.workfall.com\/learning\/blog\/how-to-use-ngrx-store-in-an-angular-15-application\/\">How to Use NgRx Store in an Angular 15 Application?<\/a><\/li><li><a href=\"https:\/\/www.workfall.com\/learning\/blog\/how-to-write-unit-tests-for-forms-in-an-angular-15-application-using-jasmine\/\">How to Write Unit Tests for Forms in an Angular 15 Application Using Jasmine?<\/a><\/li><\/ul>\n\n\n\n<p>Stay tuned to get all the updates about our upcoming blogs on the cloud and the latest technologies.<\/p>\n\n\n\n<p class=\"has-text-align-justify\"><strong>Keep Exploring -&gt; Keep Learning -&gt; Keep Mastering<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">At <a href=\"https:\/\/www.workfall.com\/\">Workfall<\/a>, we strive to provide the best tech and pay opportunities to kickass coders around the world. If you\u2019re looking to work with global clients, build cutting-edge products, and make big bucks doing so, give it a shot at <a href=\"https:\/\/www.workfall.com\/partner\/\">workfall.com\/partner<\/a> today!<\/p>\n\n\n<style type=\"text\/css\"><\/style><section id='' \n                class='helpie-faq accordions faq-toggle open-first groupSettings-486__enabled' \n                data-collection='' \n                data-pagination='0' \n                data-search='0' \n                data-pagination-enabled='0'\n                role='region'\n                aria-label='FAQ Section'\n                aria-live='polite'><h3 class=\"collection-title\">Frequently Asked Questions:<\/h3><article class=\"accordion \"><div class='helpie-faq-row'><div class='helpie-faq-col helpie-faq-col-12' ><ul><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2690\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2690\"\r\n                data-id=\"post-2690\" \r\n                data-item=\"hfaq-post-2690\" \r\n                style=\"background:transparent;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Q: What library does the tutorial use for creating heatmaps in Angular?<\/div><\/div><div id=\"accordion-content-post-2690\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2690\"\r\n                style=\"background:transparent;\"><p><span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><span style=\"font-weight: 400\"><strong>\u00a0A:<\/strong> It uses the Syncfusion Heatmap package (<\/span><span style=\"font-weight: 400\">@syncfusion\/ej2-angular-heatmap<\/span><span style=\"font-weight: 400\">), which provides components, services, and modules to render heatmap charts effectively.<\/span><\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2691\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2691\"\r\n                data-id=\"post-2691\" \r\n                data-item=\"hfaq-post-2691\" \r\n                style=\"background:transparent;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Q: Can I try out the implementation without setting up locally?<\/div><\/div><div id=\"accordion-content-post-2691\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2691\"\r\n                style=\"background:transparent;\"><p><span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><span style=\"font-weight: 400\"><strong>A:<\/strong> Yes! The tutorial uses <\/span><b>StackBlitz<\/b><span style=\"font-weight: 400\">, an online Angular compiler with pre-generated structure\u2014ideal for hands-on exploration without installation hassle.<\/span><a href=\"https:\/\/www.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/?utm_source=chatgpt.com\"><span style=\"font-weight: 400\">\u00a0<\/span><\/a><\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2692\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2692\"\r\n                data-id=\"post-2692\" \r\n                data-item=\"hfaq-post-2692\" \r\n                style=\"background:transparent;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Q: What are the key steps to integrate a heatmap component into my Angular app?<\/div><\/div><div id=\"accordion-content-post-2692\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2692\"\r\n                style=\"background:transparent;\"><p><span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><span style=\"font-weight: 400\"><strong>A:<\/strong> You start by renaming or creating a custom component (e.g., <\/span><span style=\"font-weight: 400\">heatmap.component<\/span><span style=\"font-weight: 400\">), importing <\/span><span style=\"font-weight: 400\">HeatMapModule<\/span><span style=\"font-weight: 400\"> into your AppModule, then declaring and binding your data source along with X and Y axis labels in the component\u2019s HTML and TypeScript files.<\/span><\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2693\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2693\"\r\n                data-id=\"post-2693\" \r\n                data-item=\"hfaq-post-2693\" \r\n                style=\"background:transparent;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Q: How do I bind and display heatmap data with axis labels?<\/div><\/div><div id=\"accordion-content-post-2693\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2693\"\r\n                style=\"background:transparent;\"><p><span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><span style=\"font-weight: 400\"><strong>\u00a0A:<\/strong> In your component <\/span><span style=\"font-weight: 400\">.ts<\/span><span style=\"font-weight: 400\">, declare arrays for data values and define the <\/span><span style=\"font-weight: 400\">xAxis<\/span><span style=\"font-weight: 400\"> and <\/span><span style=\"font-weight: 400\">yAxis<\/span><span style=\"font-weight: 400\"> labels. Then bind these in your component\u2019s HTML via property binding so the heatmap renders with correct axes and tooltips.<\/span><\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2694\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2694\"\r\n                data-id=\"post-2694\" \r\n                data-item=\"hfaq-post-2694\" \r\n                style=\"background:transparent;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Q: What happens when I hover over the heatmap cells?<\/div><\/div><div id=\"accordion-content-post-2694\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2694\"\r\n                style=\"background:transparent;\"><p><span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><span style=\"font-weight: 400\"><strong>A:<\/strong> Hovering reveals tooltips displaying both axis labels and the corresponding value\u2014enabling interactive exploration of the chart data.<\/span><\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/article><\/section>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\">9<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span> A heatmap chart is a visual representation of data presented in a matrix format. It uses different colors to represent the magnitude of values, making it easy to identify patterns and trends within complex datasets. Warm colors depict higher values, while cooler colors indicate lower ones. This type of chart finds application in diverse fields [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2400,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[289],"tags":[100,255,449,6],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Plot the Heatmap Charts in Angular? - The Workfall Blog<\/title>\n<meta name=\"description\" content=\"Master Angular heatmap chart plotting for insightful data visualization in your web applications. Get step-by-step guidance now!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Plot the Heatmap Charts in Angular? - The Workfall Blog\" \/>\n<meta property=\"og:description\" content=\"Master Angular heatmap chart plotting for insightful data visualization in your web applications. Get step-by-step guidance now!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/\" \/>\n<meta property=\"og:site_name\" content=\"The Workfall Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/facebook.com\/workfall\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-08T12:17:19+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-15T07:50:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@workfall\" \/>\n<meta name=\"twitter:site\" content=\"@workfall\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Workfall\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"17 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#organization\",\"name\":\"Workfall - Hire #Kickass Coders On Demand\",\"url\":\"https:\/\/learning.workfall.com\/learning\/blog\/\",\"sameAs\":[\"https:\/\/www.instagram.com\/workfall\/\",\"https:\/\/www.linkedin.com\/company\/workfall\/\",\"https:\/\/facebook.com\/workfall\",\"https:\/\/twitter.com\/workfall\"],\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/i1.wp.com\/18.141.20.153\/learning\/blog\/wp-content\/uploads\/2021\/10\/cropped-WF_logo.png?fit=400%2C400\",\"contentUrl\":\"https:\/\/i1.wp.com\/18.141.20.153\/learning\/blog\/wp-content\/uploads\/2021\/10\/cropped-WF_logo.png?fit=400%2C400\",\"width\":400,\"height\":400,\"caption\":\"Workfall - Hire #Kickass Coders On Demand\"},\"image\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/logo\/image\/\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#website\",\"url\":\"https:\/\/learning.workfall.com\/learning\/blog\/\",\"name\":\"The Workfall Blog\",\"description\":\"#Tech #Remote #Jobs\",\"publisher\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/learning.workfall.com\/learning\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#primaryimage\",\"url\":\"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png\",\"contentUrl\":\"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png\",\"width\":1200,\"height\":628,\"caption\":\"How to Plot the Heatmap Charts in Angular?\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#webpage\",\"url\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/\",\"name\":\"How to Plot the Heatmap Charts in Angular? - The Workfall Blog\",\"isPartOf\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#primaryimage\"},\"datePublished\":\"2023-08-08T12:17:19+00:00\",\"dateModified\":\"2025-09-15T07:50:42+00:00\",\"description\":\"Master Angular heatmap chart plotting for insightful data visualization in your web applications. Get step-by-step guidance now!\",\"breadcrumb\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/learning.workfall.com\/learning\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How to Plot the Heatmap Charts in Angular?\"}]},{\"@type\":\"Article\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#webpage\"},\"author\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/person\/cab8236044692bc5b27606b13167794a\"},\"headline\":\"How to Plot the Heatmap Charts in Angular?\",\"datePublished\":\"2023-08-08T12:17:19+00:00\",\"dateModified\":\"2025-09-15T07:50:42+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#webpage\"},\"wordCount\":1844,\"publisher\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png\",\"keywords\":[\"angular\",\"frontend\",\"Heatmaps\",\"workfall\"],\"articleSection\":[\"Frontend Development\"],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/person\/cab8236044692bc5b27606b13167794a\",\"name\":\"Workfall\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/09\/avatar_user_1_1693914404-96x96.png\",\"contentUrl\":\"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/09\/avatar_user_1_1693914404-96x96.png\",\"caption\":\"Workfall\"},\"sameAs\":[\"https:\/\/www.workfall.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to Plot the Heatmap Charts in Angular? - The Workfall Blog","description":"Master Angular heatmap chart plotting for insightful data visualization in your web applications. Get step-by-step guidance now!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/","og_locale":"en_US","og_type":"article","og_title":"How to Plot the Heatmap Charts in Angular? - The Workfall Blog","og_description":"Master Angular heatmap chart plotting for insightful data visualization in your web applications. Get step-by-step guidance now!","og_url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/","og_site_name":"The Workfall Blog","article_publisher":"https:\/\/facebook.com\/workfall","article_published_time":"2023-08-08T12:17:19+00:00","article_modified_time":"2025-09-15T07:50:42+00:00","og_image":[{"width":1200,"height":628,"url":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_creator":"@workfall","twitter_site":"@workfall","twitter_misc":{"Written by":"Workfall","Est. reading time":"17 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Organization","@id":"https:\/\/learning.workfall.com\/learning\/blog\/#organization","name":"Workfall - Hire #Kickass Coders On Demand","url":"https:\/\/learning.workfall.com\/learning\/blog\/","sameAs":["https:\/\/www.instagram.com\/workfall\/","https:\/\/www.linkedin.com\/company\/workfall\/","https:\/\/facebook.com\/workfall","https:\/\/twitter.com\/workfall"],"logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/i1.wp.com\/18.141.20.153\/learning\/blog\/wp-content\/uploads\/2021\/10\/cropped-WF_logo.png?fit=400%2C400","contentUrl":"https:\/\/i1.wp.com\/18.141.20.153\/learning\/blog\/wp-content\/uploads\/2021\/10\/cropped-WF_logo.png?fit=400%2C400","width":400,"height":400,"caption":"Workfall - Hire #Kickass Coders On Demand"},"image":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/logo\/image\/"}},{"@type":"WebSite","@id":"https:\/\/learning.workfall.com\/learning\/blog\/#website","url":"https:\/\/learning.workfall.com\/learning\/blog\/","name":"The Workfall Blog","description":"#Tech #Remote #Jobs","publisher":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/learning.workfall.com\/learning\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#primaryimage","url":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png","contentUrl":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png","width":1200,"height":628,"caption":"How to Plot the Heatmap Charts in Angular?"},{"@type":"WebPage","@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#webpage","url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/","name":"How to Plot the Heatmap Charts in Angular? - The Workfall Blog","isPartOf":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#primaryimage"},"datePublished":"2023-08-08T12:17:19+00:00","dateModified":"2025-09-15T07:50:42+00:00","description":"Master Angular heatmap chart plotting for insightful data visualization in your web applications. Get step-by-step guidance now!","breadcrumb":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/learning.workfall.com\/learning\/blog\/"},{"@type":"ListItem","position":2,"name":"How to Plot the Heatmap Charts in Angular?"}]},{"@type":"Article","@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#article","isPartOf":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#webpage"},"author":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/person\/cab8236044692bc5b27606b13167794a"},"headline":"How to Plot the Heatmap Charts in Angular?","datePublished":"2023-08-08T12:17:19+00:00","dateModified":"2025-09-15T07:50:42+00:00","mainEntityOfPage":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#webpage"},"wordCount":1844,"publisher":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/#organization"},"image":{"@id":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-the-heatmap-charts-in-angular\/#primaryimage"},"thumbnailUrl":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png","keywords":["angular","frontend","Heatmaps","workfall"],"articleSection":["Frontend Development"],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/person\/cab8236044692bc5b27606b13167794a","name":"Workfall","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/learning.workfall.com\/learning\/blog\/#\/schema\/person\/image\/","url":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/09\/avatar_user_1_1693914404-96x96.png","contentUrl":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/09\/avatar_user_1_1693914404-96x96.png","caption":"Workfall"},"sameAs":["https:\/\/www.workfall.com"]}]}},"jetpack_featured_media_url":"https:\/\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/08\/Cover-Images_Part2-1-1.png","jetpack-related-posts":[{"id":902,"url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-plot-bar-charts-in-angular-using-npm-package-highcharts\/","url_meta":{"origin":2398,"position":0},"title":"How to plot Bar Charts in Angular using npm package Highcharts?","date":"April 12, 2022","format":false,"excerpt":"Highcharts have been around since 2009 helping IT professionals, deep tech aficionados, and even recent graduates to present data in a user-friendly manner.\u00a0 It is basically a complex word for charts used by developers while in the development stage of web applications. It comes with extensive documentation, high responsiveness, and\u2026","rel":"","context":"In &quot;Frontend Development&quot;","img":{"alt_text":"Plot Bar Charts in Angular JS","src":"https:\/\/i1.wp.com\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2022\/04\/Cover-Images_Part2-1.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":867,"url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-create-custom-pipes-in-angular-framework\/","url_meta":{"origin":2398,"position":1},"title":"Custom Pipes in Angular Framework","date":"February 2, 2022","format":false,"excerpt":"In Angular, pipes are a helpful feature. They're a quick and easy way to change values in an Angular template. A pipe accepts one or more values and then returns one or more values. Pipes can be used to display strings, currency amounts, dates, and other types of data. Pipes\u2026","rel":"","context":"In &quot;Frontend Development&quot;","img":{"alt_text":"Custom Pipes in Angular Framework - Workfall","src":"https:\/\/i1.wp.com\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2022\/02\/Cover-Images_Part2.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":870,"url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-use-httpclient-in-angular\/","url_meta":{"origin":2398,"position":2},"title":"How to use HttpClient in Angular?","date":"February 8, 2022","format":false,"excerpt":"To download or upload data and access other back-end services, most front-end applications must communicate with a server using the HTTP protocol. The HttpClient service class in @angular\/common\/http provides an Angular application with an HTTP client API. The HttpClient is a lightweight, easy-to-use, and robust HTTP client library. It allows\u2026","rel":"","context":"In &quot;Frontend Development&quot;","img":{"alt_text":"How To Use HttpClient in Angular - Workfall","src":"https:\/\/i1.wp.com\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2022\/02\/Cover-Images_Part2-2.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1177,"url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-make-use-of-an-npm-package-highcharts-to-plot-network-graphs-in-angular\/","url_meta":{"origin":2398,"position":3},"title":"How to make use of an npm package Highcharts to plot Network Graphs in Angular?","date":"August 23, 2022","format":false,"excerpt":"Angular, an open-source web application framework, is a popular choice among web developers. To create flexibility for users to plot network graphs with the provided data, we will demonstrate how to make use of an npm package Highcharts to plot Network Graphs in Angular. In this blog, we will cover:\u2026","rel":"","context":"In &quot;Frontend Development&quot;","img":{"alt_text":"Network Graphs in Angular","src":"https:\/\/i1.wp.com\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2022\/08\/Cover-Images_Part2-1-3.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":2337,"url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-handle-authentication-in-angular-spas\/","url_meta":{"origin":2398,"position":4},"title":"How to Handle Authentication in Angular SPAs?","date":"May 30, 2023","format":false,"excerpt":"Angular is a good framework for creating Single Page Applications (SPAs) using JavaScript\/TypeScript. With Single Page Applications, routing is handled on the client side. This calls for protecting routes on the client side as well. Angular comes with the Angular Routing module which handles routing. Sometimes you will have protected\u2026","rel":"","context":"In &quot;Frontend Development&quot;","img":{"alt_text":"How to Handle Authentication in Angular SPAs?","src":"https:\/\/i1.wp.com\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/05\/Cover-Images_Part2-2.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1540,"url":"https:\/\/learning.workfall.com\/learning\/blog\/how-to-write-unit-tests-for-forms-in-an-angular-15-application-using-jasmine\/","url_meta":{"origin":2398,"position":5},"title":"How to Write Unit Tests for Forms in an Angular 15 Application Using Jasmine?","date":"January 3, 2023","format":false,"excerpt":"In our previous blog, we demonstrated How to Write Unit Tests for Angular 15 Application Using Jasmine and Enforce Code Quality in a CI Workflow With Github Actions. We looked at general unit tests involving components that receive data from services.\u00a0 It is important to always ensure that Unit Tests\u2026","rel":"","context":"In &quot;Frontend Development&quot;","img":{"alt_text":"How to Write Unit Tests for Forms in an Angular 15 Application Using Jasmine?","src":"https:\/\/i1.wp.com\/learning.workfall.com\/learning\/blog\/wp-content\/uploads\/2023\/01\/Cover-Images_Part2-1.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/posts\/2398"}],"collection":[{"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/comments?post=2398"}],"version-history":[{"count":6,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/posts\/2398\/revisions"}],"predecessor-version":[{"id":2696,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/posts\/2398\/revisions\/2696"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/media\/2400"}],"wp:attachment":[{"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/media?parent=2398"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/categories?post=2398"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/learning.workfall.com\/learning\/blog\/wp-json\/wp\/v2\/tags?post=2398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}