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phantomjs rasterize.js with viewport modification
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| var page = require('webpage').create(), | |
| system = require('system'), | |
| address, output, size; | |
| if (system.args.length < 3 || system.args.length > 5) { | |
| console.log('Usage: rasterize.js URL filename [paperwidth*paperheight|paperformat] [zoom]'); | |
| console.log(' paper (pdf output) examples: "5in*7.5in", "10cm*20cm", "A4", "Letter"'); | |
| console.log(' image (png/jpg output) examples: "1920px" entire page, window width 1920px'); | |
| console.log(' "800px*600px" window, clipped to 800x600'); | |
| phantom.exit(1); | |
| } else { | |
| address = system.args[1]; | |
| output = system.args[2]; | |
| page.viewportSize = { width: 600, height: 600 }; | |
| if (system.args.length > 3 && system.args[2].substr(-4) === ".pdf") { | |
| size = system.args[3].split('*'); | |
| //scale the viewport width proportional to the inputted params | |
| if(size.length === 2) { | |
| page.viewportSize={ | |
| width: page.viewportSize.width*parseInt(size[0],10)/parseInt(size[1],10), | |
| height: page.viewportSize.height | |
| }; | |
| } | |
| page.paperSize = size.length === 2 ? { width: size[0], height: size[1], margin: '0px' } | |
| : { format: system.args[3], orientation: 'landscape', margin: '1cm' }; | |
| } else if (system.args.length > 3 && system.args[3].substr(-2) === "px") { | |
| size = system.args[3].split('*'); | |
| if (size.length === 2) { | |
| pageWidth = parseInt(size[0], 10); | |
| pageHeight = parseInt(size[1], 10); | |
| page.viewportSize = { width: pageWidth, height: pageHeight }; | |
| page.clipRect = { top: 0, left: 0, width: pageWidth, height: pageHeight }; | |
| } else { | |
| console.log("size:", system.args[3]); | |
| pageWidth = parseInt(system.args[3], 10); | |
| pageHeight = parseInt(pageWidth * 3/4, 10); // it's as good an assumption as any | |
| console.log ("pageHeight:",pageHeight); | |
| page.viewportSize = { width: pageWidth, height: pageHeight }; | |
| } | |
| } | |
| if (system.args.length > 4) { | |
| page.zoomFactor = system.args[4]; | |
| } | |
| page.open(address, function (status) { | |
| if (status !== 'success') { | |
| console.log('Unable to load the address!'); | |
| phantom.exit(1); | |
| } else { | |
| window.setTimeout(function () { | |
| page.render(output); | |
| phantom.exit(); | |
| }, 15000); | |
| } | |
| }); | |
| } |
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