48 lines
1.1 KiB
JavaScript
48 lines
1.1 KiB
JavaScript
var logo = require('./node-png').readPng('./node-logo.png');
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var x11 = require('../../lib');
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var Exposure = x11.eventMask.Exposure;
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x11.createClient(function(err, display)
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{
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var X = display.client;
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X.require('render', function(err, Render) {
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var root = display.screen[0].root;
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main(root, X, Render);
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});
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});
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function main(root, X, Render) {
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var win, picWin, pic, gc;
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win = X.AllocID();
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X.CreateWindow(
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win, root,
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0, 0, logo.width, logo.height,
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0, 0, 0, 0,
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{ eventMask: Exposure }
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);
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X.MapWindow(win);
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gc = X.AllocID();
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X.CreateGC(gc, win);
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var logoPixmap = X.AllocID();
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X.CreatePixmap(logoPixmap, win, 24, logo.width, logo.height);
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// TODO: add proper png pixel conversion here
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X.PutImage(2, logoPixmap, gc, logo.width, logo.height, 0, 0, 0, 24, logo.data);
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var logoPicture = X.AllocID();
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Render.CreatePicture(logoPicture, logoPixmap, Render.rgb24);
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var winPicture = X.AllocID();
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Render.CreatePicture(winPicture, win, Render.rgb24);
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X.on('event', function(ev) {
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if (ev.name == 'Expose')
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Render.Composite(3, logoPicture, 0, winPicture, 0, 0, 0, 0, 0, 0, logo.width, logo.height);
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});
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}
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