glowscript/GlowScriptOffline/GlowScript.html at 8b3374e07c8b5b96d1ac58edfdd2e884eaa10fb3 · vpython/glowscript

Repository navigation

History

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

<!DOCTYPE html>

<html>

<head>

<title>Local GlowScript</title>

</head>

var glowscript_run = undefined

// localCompile is a modification of https://github.com/BruceSherwood/glowscript/blob/master/ide/ide.js

function localCompile(header, compReady, errordiv) {

errordiv.innerHTML = ""

var sdir = "../"

var compiler_url

if (header.lang == 'vpython' || header.lang == 'rapydscript') {

compiler_url = sdir + "package/RScompiler." + header.version + ".min.js"

} else compiler_url = sdir + "package/compiler." + header.version + ".min.js"

window.glowscript_compile = undefined

$.ajax({

url: compiler_url,

dataType: "script",

cache: true,

crossDomain: true // use script tag rather than xhr

}).fail(function (xhr, err, exc) {

(xhr);

alert(err + " getting " + xhr.url + ": " + exc)

}).done(function () {

if (!window.glowscript_compile) {

alert("Failed to load compiler from package: " + compiler_url)

return

}

var embedScript;

try {

embedScript = window.glowscript_compile(header.source, {lang: header.lang,

version: header.version.substr(0,3)})

} catch(err) {

errordiv.innerHTML = "<p>"+err+"</p>"

return

}

var divid = "glowscript"

var main

var v = Number(header.version.substr(0,3))

if (v >= 2.0) main = 'main(__func)' // Starting Dec. 2015, using Streamline files from Salvatore di Dio

else main = 'main()'

embedScript = ";(function() {" + embedScript + '\n'+

'glowscript_run = function() { ' + main + '; }\n' +

'})()'

embedScript = embedScript.replace("</", "<\\/") // escape anything that could be a close script tag... hopefully this sequence only occurs in strings!

compReady(embedScript)

})

}

function parseVersionHeader( source ) { // null if sourceLines already exists

if (source !== null) sourceLines = source.split("\n")

else source = 'already exists\n'

var header = sourceLines[0]

// Remove a newline or similar character at the end of header:

if (header.charCodeAt(header.length-1) < 32)

header = header.substring(0,header.length-1)

var rest = source.substr( header.length+1 )

var ret = {

version: null,

lang: '', // 'vpython' (default) or 'rapydscript' or 'javascript' or a string that is neither (e.g. when editing header)

source: rest,

ok: false,

unpackaged: false,

isCurrent: false

}

header = header.split(" ")

if (header.length === undefined) return ret

if (header[0] == ' ') return ret

var elements = []

for (var i=0; i<header.length; i++) { // remove empty strings corresponding to spaces

if (header[i] != '') elements.push(header[i])

}

if (elements.length < 2 || elements.length > 3) return ret

if (elements[0] != 'GlowScript') return ret

ret.lang = 'javascript' // the default if no language is specified

if (elements.length == 3) {

ret.lang = elements[2].toLowerCase()

if (!(ret.lang == 'javascript' || ret.lang == 'rapydscript' || ret.lang == 'vpython')) return ret

}

var ver = elements[1]

var okv = true;

return {

version: ver,

lang: ret.lang,

source: rest,

}

var gsErrordiv

var gsDeflanguage = "GlowScript 2.7 VPython";

function setDefLanguage(lang) {

gsDeflanguage = lang

}

function runJavaScript(text,userargs,userinput, wantsConsole) {

var i = text.indexOf("GlowScript")

if ( i > 0 ) text = text.substring(i)

if ( text.indexOf("//\n") == 0 ) text = text.substring(3)

if ( i < 0 ) text = gsDeflanguage + "\n" + text

var csHeader = parseVersionHeader(text)

gsErrordiv = $("#gserrors")[0]

localCompile(csHeader, ready, gsErrordiv)

return ""

}

function runCode() {

var sc = $("#sourcetext").val();

runJavaScript(sc);

}

function ready(sc) {

var w = $("#glows")

w[0].innerHTML = "" // Comment this and the next if get a solution for too many WebGL context

w[0].innerHTML = '<div id="glowscript" class="glowscript"></div>'

window.__context = { glowscript_container: $(".glowscript").removeAttr("id") }

// TODO: how to set an error handler???

window.__context.errorHandler =gsErrorHandler

runScript = new Function(sc)

runScript()

glowscript_run()

}

function gsErrorHandler(err) {

gsErrordiv.innerHTML = "<p>"+err+"</p>"

}

function getConsoleHeight() {

return 0

}

</script>

<div>

GlowScript 2.7 VPython

box()

</textarea>

</div>

function readSingleFile(evt) {

var f, reader

f = evt.target.files[0];

if (f) {

reader = new FileReader();

reader.onload = function(e) {

var content = e.target.result

if (content.slice(0,10) !== 'GlowScript') content = "GlowScript 2.7 VPython\n"+content

document.getElementById('sourcetext').value = content

//var moddate = (f.lastModifiedDate) ? f.lastModifiedDate.toLocaleDateString() : ''

//var info = {name:f.name, text:contents, size:f.size, type:f.type, date:moddate}

}

reader.readAsText(f)

}

document.getElementById('read_local_file').addEventListener('change', readSingleFile, false)

</script>

</div>

</div>

</body>

</html>

FilesExpand file tree

GlowScript.html

Latest commit

History

GlowScript.html

File metadata and controls