# HG changeset patch # User Sebastien Jodogne # Date 1399461788 -7200 # Node ID 56a813a4714d7d2e9571d4b4f219327b69c70bd3 # Parent a017d1a89b4f9a8a6e8397c81d700075844849dc drawing dicomizer sample diff -r a017d1a89b4f -r 56a813a4714d Resources/Samples/WebApplications/DrawingDicomizer.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Samples/WebApplications/DrawingDicomizer.js Wed May 07 13:23:08 2014 +0200 @@ -0,0 +1,106 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, + * Belgium + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + **/ + + + +/** + * Parameters of the HTTP server. + **/ + +var orthanc = { + host: 'localhost', + port: 8042 +}; + +var port = 8000; + + + +/** + * The Web application. + **/ + +var http = require('http'); +var querystring = require('querystring'); +var toolbox = require('./NodeToolbox.js'); + +var server = http.createServer(function(req, response) { + switch (req.method) + { + case 'GET': + { + if (req.url == '/') { + toolbox.Redirect('/index.html', response); + } + else if (req.url == '/index.html') { + toolbox.ServeFile('DrawingDicomizer/index.html', response); + } + else if (req.url == '/drawing.js') { + toolbox.ServeFile('DrawingDicomizer/drawing.js', response); + } + else if (req.url == '/orthanc.js') { + toolbox.ServeFile('DrawingDicomizer/orthanc.js', response); + } + else if (req.url == '/jquery.js') { + toolbox.ServeFile('../../../OrthancExplorer/libs/jquery-1.7.2.min.js', response); + } + else if (req.url.startsWith('/orthanc')) { + toolbox.ForwardGetRequest(orthanc, req.url.substr(8), response); + } + else { + toolbox.NotFound(response); + } + + break; + } + + case 'POST': + { + var body = ''; + + req.on('data', function (data) { + body += data; + }); + + req.on('end', function () { + if (req.url == '/orthanc/tools/create-dicom') { + body = JSON.stringify(querystring.parse(body)); + toolbox.ForwardPostRequest(orthanc, '/tools/create-dicom', body, response); + } + else { + toolbox.NotFound(response); + } + }); + + break; + } + + default: + toolbox.NotFound(response); + } +}); + +server.listen(port); diff -r a017d1a89b4f -r 56a813a4714d Resources/Samples/WebApplications/DrawingDicomizer/drawing.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Samples/WebApplications/DrawingDicomizer/drawing.js Wed May 07 13:23:08 2014 +0200 @@ -0,0 +1,100 @@ +/** + * Copyright 2010 William Malone (www.williammalone.com) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + **/ + + +/** + * This code comes from the blog entry "Create a Drawing App with + * HTML5 Canvas and JavaScript" by William Malone. It is the "simple + * demo" of a pure HTML5 drawing application. + * + * http://www.williammalone.com/articles/create-html5-canvas-javascript-drawing-app/ + * + * To keep this sample code as simple as possible, we do not implement + * hacks for the canvas of Microsoft Internet Explorer. + **/ + + +if ($.browser.msie) { + alert('Please use Mozilla Firefox or Google Chrome. Microsoft Internet Explorer is not supported.'); +} + + +var context; +var clickX = new Array(); +var clickY = new Array(); +var clickDrag = new Array(); +var paint; + + +function addClick(x, y, dragging) +{ + clickX.push(x); + clickY.push(y); + clickDrag.push(dragging); +} + + +function Redraw() +{ + context.fillStyle = '#ffffff'; + context.fillRect(0, 0, context.canvas.width, context.canvas.height); // Clears the canvas + + context.strokeStyle = '#df4b26'; + context.lineJoin = 'round'; + context.lineWidth = 5; + + for (var i=0; i < clickX.length; i++) { + context.beginPath(); + if (clickDrag[i] && i) { + context.moveTo(clickX[i - 1], clickY[i - 1]); + } else { + context.moveTo(clickX[i] - 1, clickY[i]); + } + context.lineTo(clickX[i], clickY[i]); + context.closePath(); + context.stroke(); + } +} + + +$(document).ready(function() { + context = document.getElementById('canvas').getContext('2d'); + Redraw(); + + $('#canvas').mousedown(function(e) { + var mouseX = e.pageX - this.offsetLeft; + var mouseY = e.pageY - this.offsetTop; + + paint = true; + addClick(e.pageX - this.offsetLeft, e.pageY - this.offsetTop); + Redraw(); + }); + + $('#canvas').mousemove(function(e) { + if(paint) { + addClick(e.pageX - this.offsetLeft, e.pageY - this.offsetTop, true); + Redraw(); + } + }); + + $('#canvas').mouseup(function(e) { + paint = false; + }); + + $('#canvas').mouseleave(function(e) { + paint = false; + }); +}); diff -r a017d1a89b4f -r 56a813a4714d Resources/Samples/WebApplications/DrawingDicomizer/index.html --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Samples/WebApplications/DrawingDicomizer/index.html Wed May 07 13:23:08 2014 +0200 @@ -0,0 +1,24 @@ + + + + + HTML5 Drawing Dicomizer + + + + + + + +

+ Patient Name: +

+

+ +

+ + diff -r a017d1a89b4f -r 56a813a4714d Resources/Samples/WebApplications/DrawingDicomizer/orthanc.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Samples/WebApplications/DrawingDicomizer/orthanc.js Wed May 07 13:23:08 2014 +0200 @@ -0,0 +1,47 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, + * Belgium + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + **/ + + +$(document).ready(function() { + $('#submit').click(function(event) { + var png = context.canvas.toDataURL(); + + $.ajax({ + type: 'POST', + url: '/orthanc/tools/create-dicom', + data: { + PatientName: $('#patientName').val(), + PixelData: png, + Modality: 'RX' + } + }) + .success(function( msg ) { + alert('The image has been dicomized! ' + msg); + }); + + return false; + }); +}); diff -r a017d1a89b4f -r 56a813a4714d Resources/Samples/WebApplications/NodeToolbox.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Samples/WebApplications/NodeToolbox.js Wed May 07 13:23:08 2014 +0200 @@ -0,0 +1,107 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, + * Belgium + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + **/ + + +var fs = require('fs'); +var http = require('http'); + + +function ForwardGetRequest(orthanc, path, res) { + var opts = orthanc; + opts.path = path; + opts.method = 'GET'; + + http.get(opts, function(response) { + response.setEncoding('utf-8'); + response.on('data', function(chunk) { + res.write(chunk); + }); + response.on('end', function() { + res.end(); + }); + }).on('error', function(e) { + console.log('Got error on GET forwarding: ' + e.message + ' (' + path + ')'); + }); +} + + +function ForwardPostRequest(orthanc, path, body, res) { + var opts = orthanc; + opts.path = path; + opts.method = 'POST'; + opts.headers = { + 'Content-Length': body.length + } + + var req = http.request(opts, function(response) { + response.setEncoding('utf-8'); + response.on('data', function(chunk) { + res.write(chunk); + }); + response.on('end', function() { + res.end(); + }); + }).on('error', function(e) { + console.log('Got error on POST forwarding: ' + e.message + ' (' + path + ')'); + }); + + req.write(body); + req.end(); +} + + +function ServeFile(filename, res) { + fs.readFile(filename, function(r, c) { + res.end(c.toString()); + }); +} + + +function NotFound(res) { + res.writeHead(404, {'Content-Type': 'text/plain'}); + res.end(); +} + + +function Redirect(path, res) { + res.writeHead(301, { + 'Content-Type': 'text/plain', + 'Location': path + }); + res.end(); +} + + +String.prototype.startsWith = function(prefix) { + return this.indexOf(prefix) === 0; +} + + +module.exports.ForwardGetRequest = ForwardGetRequest; +module.exports.ForwardPostRequest = ForwardPostRequest; +module.exports.NotFound = NotFound; +module.exports.Redirect = Redirect; +module.exports.ServeFile = ServeFile;