78 lines
2.5 KiB
JavaScript
78 lines
2.5 KiB
JavaScript
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var x11 = require('../../lib');
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x11.createClient(function(err, display) {
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var visual;
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var rgbaVisuals = Object.keys(display.screen[0].depths[32]);
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for (v in rgbaVisuals)
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{
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var vid = rgbaVisuals[v];
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if (display.screen[0].depths[32][vid].class === 4)
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{
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visual = vid;
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break;
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}
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}
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if (visual === undefined)
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{
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console.log('No RGBA visual found');
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return;
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}
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var X = display.client;
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var root = display.screen[0].root;
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var wid = X.AllocID();
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var white = display.screen[0].white_pixel;
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var black = display.screen[0].black_pixel;
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var cmid = X.AllocID();
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var depth = 32;
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X.CreateColormap(cmid, root, visual, 0); // 0=AllocNone, 1 AllocAll
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X.CreateWindow(wid, root, 10, 10, 168, 195, 1, depth, 1, visual, { eventMask: x11.eventMask.Exposure, colormap: cmid, backgroundPixel: 0, borderPixel: 0 });
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X.MapWindow(wid);
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var gc = X.AllocID();
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X.require('render', function(err, Render) {
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var pict = X.AllocID();
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Render.CreatePicture(pict, wid, Render.rgba32);
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var gradients = [];
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function randomLinear() {
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var stops = [];
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for (var i=0; i<3; ++i)
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stops.push(Math.random());
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stops.sort();
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var colors = [];
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for (var i=0; i<stops.length; ++i)
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colors.push([stops[i], [
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parseInt(Math.random()*65535),
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parseInt(Math.random()*65535),
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parseInt(Math.random()*65535),
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parseInt(Math.random()*65535)]]);
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console.log(colors);
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var gradient = X.AllocID();
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Render.LinearGradient(gradient, [0, 0], [100+parseInt(Math.random()*500), parseInt(100+Math.random()*300)], colors);
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return gradient;
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}
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for (var i=0; i < 50; ++i)
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gradients.push(randomLinear());
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setInterval(function() {
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var gid = parseInt(Math.random()*gradients.length);
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console.log(gradients[gid]);
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Render.Composite(1, gradients[gid], 0, pict, 0, 0, 0, 0, 0, 0, 400, 300);
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}, 2000);
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});
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//X.CreateGC(gc, wid, { foreground: black, background: white } );
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//setInterval(function() {
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// X.PolyLine(0, wid, gc, [10, 10, 1430, 10, 1430, 868, 10, 868, 10, 10]);
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//}, 10000);
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}).on('error', function(err) {
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console.log(err);
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}).on('event', function(ev) {
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console.log(ev);
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});
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