Created
May 31, 2019 08:16
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blazor_pixijs_linechart
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| const app = new PIXI.Application({ | |
| width: 200, | |
| height: 200, | |
| backgroundColor: 0xeeeeee, | |
| resolution: window.devicePixelRatio || 1, | |
| }); | |
| const graphics = new PIXI.Graphics(); | |
| app.stage.addChild(graphics); | |
| window.CreatePIXI = (params) => { | |
| document.getElementById('mypixi').appendChild(app.view); | |
| } | |
| window.DrawLine = (params) => { | |
| graphics.clear(); | |
| graphics.lineStyle(2, 0xff0, 1); | |
| for (let i=0; i < params.pts.length; i+=2) { | |
| let x = params.pts[i]; | |
| let y = 200 - params.pts[i+1]; | |
| if (i == 0) graphics.moveTo(x, y); | |
| else graphics.lineTo(x, y); | |
| } | |
| graphics.endFill(); | |
| } |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <meta name="viewport" content="width=device-width" /> | |
| <title>line_chart</title> | |
| <base href="/" /> | |
| <link href="css/bootstrap/bootstrap.min.css" rel="stylesheet" /> | |
| <link href="css/site.css" rel="stylesheet" /> | |
| </head> | |
| <body> | |
| <app>Loading...</app> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/pixi.js/4.5.1/pixi.min.js"></script> | |
| <script type="text/javascript" src="helper.js"></script> | |
| <script src="_framework/blazor.webassembly.js"></script> | |
| </body> | |
| </html> |
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| @page "/" | |
| @inject IJSRuntime JsRuntime; | |
| <h1>line chart</h1> | |
| <div id="mypixi"></div> | |
| @functions { | |
| bool first = true; | |
| int [] points = new int[] { | |
| 0, 120, | |
| 50, 120, | |
| 100, 20, | |
| 150, 90, | |
| 200, 0}; | |
| protected override async Task OnAfterRenderAsync() | |
| { | |
| if (first) { | |
| first = false; | |
| await JsRuntime.InvokeAsync<object>("CreatePIXI",""); | |
| await JsRuntime.InvokeAsync<object>("DrawLine",new { pts = points }); | |
| } | |
| } | |
| } |
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