diff --git a/package-lock.json b/package-lock.json index 5bfed4eb..e4ba3947 100644 --- a/package-lock.json +++ b/package-lock.json @@ -1407,6 +1407,7 @@ "requires": { "anymatch": "1.3.2", "async-each": "1.0.1", + "fsevents": "1.1.3", "glob-parent": "2.0.0", "inherits": "2.0.3", "is-binary-path": "1.0.1", @@ -3118,6 +3119,11 @@ "schema-utils": "0.3.0" } }, + "file-saver": { + "version": "1.3.3", + "resolved": "https://registry.npmjs.org/file-saver/-/file-saver-1.3.3.tgz", + "integrity": "sha1-zdTETTqiZOrC9o7BZbx5HDSvEjI=" + }, "file-sync-cmp": { "version": "0.1.1", "resolved": "https://registry.npmjs.org/file-sync-cmp/-/file-sync-cmp-0.1.1.tgz", @@ -3308,6 +3314,910 @@ "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=", "dev": true }, + "fsevents": { + "version": "1.1.3", + "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.1.3.tgz", + "integrity": "sha512-WIr7iDkdmdbxu/Gh6eKEZJL6KPE74/5MEsf2whTOFNxbIoIixogroLdKYqB6FDav4Wavh/lZdzzd3b2KxIXC5Q==", + "dev": true, + "optional": true, + "requires": { + "nan": "2.8.0", + "node-pre-gyp": "0.6.39" + }, + "dependencies": { + "abbrev": { + "version": "1.1.0", + "bundled": true, + "dev": true, + "optional": true + }, + "ajv": { + "version": "4.11.8", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "co": "4.6.0", + "json-stable-stringify": "1.0.1" + } + }, + "ansi-regex": { + "version": "2.1.1", + "bundled": true, + "dev": true + }, + "aproba": { + "version": "1.1.1", + "bundled": true, + "dev": true, + "optional": true + }, + "are-we-there-yet": { + "version": "1.1.4", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "delegates": "1.0.0", + "readable-stream": "2.2.9" + } + }, + "asn1": { + "version": "0.2.3", + "bundled": true, + "dev": true, + "optional": true + }, + "assert-plus": { + "version": "0.2.0", + "bundled": true, + "dev": true, + "optional": true + }, + "asynckit": { + "version": "0.4.0", + "bundled": true, + "dev": true, + "optional": true + }, + "aws-sign2": { + "version": "0.6.0", + "bundled": true, + "dev": true, + "optional": true + }, + "aws4": { + "version": "1.6.0", + "bundled": true, + "dev": true, + "optional": true + }, + "balanced-match": { + "version": "0.4.2", + "bundled": true, + "dev": true + }, + "bcrypt-pbkdf": { + "version": "1.0.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "tweetnacl": "0.14.5" + } + }, + "block-stream": { + "version": "0.0.9", + "bundled": true, + "dev": true, + "requires": { + "inherits": "2.0.3" + } + }, + "boom": { + "version": "2.10.1", + "bundled": true, + "dev": true, + "requires": { + "hoek": "2.16.3" + } + }, + "brace-expansion": { + "version": "1.1.7", + "bundled": true, + "dev": true, + "requires": { + "balanced-match": "0.4.2", + "concat-map": "0.0.1" + } + }, + "buffer-shims": { + "version": "1.0.0", + "bundled": true, + "dev": true + }, + "caseless": { + "version": "0.12.0", + "bundled": true, + "dev": true, + "optional": true + }, + "co": { + "version": "4.6.0", + "bundled": true, + "dev": true, + "optional": true + }, + "code-point-at": { + "version": "1.1.0", + "bundled": true, + "dev": true + }, + "combined-stream": { + "version": "1.0.5", + "bundled": true, + "dev": true, + "requires": { + "delayed-stream": "1.0.0" + } + }, + "concat-map": { + "version": "0.0.1", + "bundled": true, + "dev": true + }, + "console-control-strings": { + "version": "1.1.0", + "bundled": true, + "dev": true + }, + "core-util-is": { + "version": "1.0.2", + "bundled": true, + "dev": true + }, + "cryptiles": { + "version": "2.0.5", + "bundled": true, + "dev": true, + "requires": { + "boom": "2.10.1" + } + }, + "dashdash": { + "version": "1.14.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "assert-plus": "1.0.0" + }, + "dependencies": { + "assert-plus": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "optional": true + } + } + }, + "debug": { + "version": "2.6.8", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "ms": "2.0.0" + } + }, + "deep-extend": { + "version": "0.4.2", + "bundled": true, + "dev": true, + "optional": true + }, + "delayed-stream": { + "version": "1.0.0", + "bundled": true, + "dev": true + }, + "delegates": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "optional": true + }, + "detect-libc": { + "version": "1.0.2", + "bundled": true, + "dev": true, + "optional": true + }, + "ecc-jsbn": { + "version": "0.1.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "jsbn": "0.1.1" + } + }, + "extend": { + "version": "3.0.1", + "bundled": true, + "dev": true, + "optional": true + }, + "extsprintf": { + "version": "1.0.2", + "bundled": true, + "dev": true + }, + "forever-agent": { + "version": "0.6.1", + "bundled": true, + "dev": true, + "optional": true + }, + "form-data": { + "version": "2.1.4", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "asynckit": "0.4.0", + "combined-stream": "1.0.5", + "mime-types": "2.1.15" + } + }, + "fs.realpath": { + "version": "1.0.0", + "bundled": true, + "dev": true + }, + "fstream": { + "version": "1.0.11", + "bundled": true, + "dev": true, + "requires": { + "graceful-fs": "4.1.11", + "inherits": "2.0.3", + "mkdirp": "0.5.1", + "rimraf": "2.6.1" + } + }, + "fstream-ignore": { + "version": "1.0.5", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "fstream": "1.0.11", + "inherits": "2.0.3", + "minimatch": "3.0.4" + } + }, + "gauge": { + "version": "2.7.4", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "aproba": "1.1.1", + "console-control-strings": "1.1.0", + "has-unicode": "2.0.1", + "object-assign": "4.1.1", + "signal-exit": "3.0.2", + "string-width": "1.0.2", + "strip-ansi": "3.0.1", + "wide-align": "1.1.2" + } + }, + "getpass": { + "version": "0.1.7", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "assert-plus": "1.0.0" + }, + "dependencies": { + "assert-plus": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "optional": true + } + } + }, + "glob": { + "version": "7.1.2", + "bundled": true, + "dev": true, + "requires": { + "fs.realpath": "1.0.0", + "inflight": "1.0.6", + "inherits": "2.0.3", + "minimatch": "3.0.4", + "once": "1.4.0", + "path-is-absolute": "1.0.1" + } + }, + "graceful-fs": { + "version": "4.1.11", + "bundled": true, + "dev": true + }, + "har-schema": { + "version": "1.0.5", + "bundled": true, + "dev": true, + "optional": true + }, + "har-validator": { + "version": "4.2.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "ajv": "4.11.8", + "har-schema": "1.0.5" + } + }, + "has-unicode": { + "version": "2.0.1", + "bundled": true, + "dev": true, + "optional": true + }, + "hawk": { + "version": "3.1.3", + "bundled": true, + "dev": true, + "requires": { + "boom": "2.10.1", + "cryptiles": "2.0.5", + "hoek": "2.16.3", + "sntp": "1.0.9" + } + }, + "hoek": { + "version": "2.16.3", + "bundled": true, + "dev": true + }, + "http-signature": { + "version": "1.1.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "assert-plus": "0.2.0", + "jsprim": "1.4.0", + "sshpk": "1.13.0" + } + }, + "inflight": { + "version": "1.0.6", + "bundled": true, + "dev": true, + "requires": { + "once": "1.4.0", + "wrappy": "1.0.2" + } + }, + "inherits": { + "version": "2.0.3", + "bundled": true, + "dev": true + }, + "ini": { + "version": "1.3.4", + "bundled": true, + "dev": true, + "optional": true + }, + "is-fullwidth-code-point": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "requires": { + "number-is-nan": "1.0.1" + } + }, + "is-typedarray": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "optional": true + }, + "isarray": { + "version": "1.0.0", + "bundled": true, + "dev": true + }, + "isstream": { + "version": "0.1.2", + "bundled": true, + "dev": true, + "optional": true + }, + "jodid25519": { + "version": "1.0.2", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "jsbn": "0.1.1" + } + }, + "jsbn": { + "version": "0.1.1", + "bundled": true, + "dev": true, + "optional": true + }, + "json-schema": { + "version": "0.2.3", + "bundled": true, + "dev": true, + "optional": true + }, + "json-stable-stringify": { + "version": "1.0.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "jsonify": "0.0.0" + } + }, + "json-stringify-safe": { + "version": "5.0.1", + "bundled": true, + "dev": true, + "optional": true + }, + "jsonify": { + "version": "0.0.0", + "bundled": true, + "dev": true, + "optional": true + }, + "jsprim": { + "version": "1.4.0", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "assert-plus": "1.0.0", + "extsprintf": "1.0.2", + "json-schema": "0.2.3", + "verror": "1.3.6" + }, + "dependencies": { + "assert-plus": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "optional": true + } + } + }, + "mime-db": { + "version": "1.27.0", + "bundled": true, + "dev": true + }, + "mime-types": { + "version": "2.1.15", + "bundled": true, + "dev": true, + "requires": { + "mime-db": "1.27.0" + } + }, + "minimatch": { + "version": "3.0.4", + "bundled": true, + "dev": true, + "requires": { + "brace-expansion": "1.1.7" + } + }, + "minimist": { + "version": "0.0.8", + "bundled": true, + "dev": true + }, + "mkdirp": { + "version": "0.5.1", + "bundled": true, + "dev": true, + "requires": { + "minimist": "0.0.8" + } + }, + "ms": { + "version": "2.0.0", + "bundled": true, + "dev": true, + "optional": true + }, + "node-pre-gyp": { + "version": "0.6.39", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "detect-libc": "1.0.2", + "hawk": "3.1.3", + "mkdirp": "0.5.1", + "nopt": "4.0.1", + "npmlog": "4.1.0", + "rc": "1.2.1", + "request": "2.81.0", + "rimraf": "2.6.1", + "semver": "5.3.0", + "tar": "2.2.1", + "tar-pack": "3.4.0" + } + }, + "nopt": { + "version": "4.0.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "abbrev": "1.1.0", + "osenv": "0.1.4" + } + }, + "npmlog": { + "version": "4.1.0", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "are-we-there-yet": "1.1.4", + "console-control-strings": "1.1.0", + "gauge": "2.7.4", + "set-blocking": "2.0.0" + } + }, + "number-is-nan": { + "version": "1.0.1", + "bundled": true, + "dev": true + }, + "oauth-sign": { + "version": "0.8.2", + "bundled": true, + "dev": true, + "optional": true + }, + "object-assign": { + "version": "4.1.1", + "bundled": true, + "dev": true, + "optional": true + }, + "once": { + "version": "1.4.0", + "bundled": true, + "dev": true, + "requires": { + "wrappy": "1.0.2" + } + }, + "os-homedir": { + "version": "1.0.2", + "bundled": true, + "dev": true, + "optional": true + }, + "os-tmpdir": { + "version": "1.0.2", + "bundled": true, + "dev": true, + "optional": true + }, + "osenv": { + "version": "0.1.4", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "os-homedir": "1.0.2", + "os-tmpdir": "1.0.2" + } + }, + "path-is-absolute": { + "version": "1.0.1", + "bundled": true, + "dev": true + }, + "performance-now": { + "version": "0.2.0", + "bundled": true, + "dev": true, + "optional": true + }, + "process-nextick-args": { + "version": "1.0.7", + "bundled": true, + "dev": true + }, + "punycode": { + "version": "1.4.1", + "bundled": true, + "dev": true, + "optional": true + }, + "qs": { + "version": "6.4.0", + "bundled": true, + "dev": true, + "optional": true + }, + "rc": { + "version": "1.2.1", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "deep-extend": "0.4.2", + "ini": "1.3.4", + "minimist": "1.2.0", + "strip-json-comments": "2.0.1" + }, + "dependencies": { + "minimist": { + "version": "1.2.0", + "bundled": true, + "dev": true, + "optional": true + } + } + }, + "readable-stream": { + "version": "2.2.9", + "bundled": true, + "dev": true, + "requires": { + "buffer-shims": "1.0.0", + "core-util-is": "1.0.2", + "inherits": "2.0.3", + "isarray": "1.0.0", + "process-nextick-args": "1.0.7", + "string_decoder": "1.0.1", + "util-deprecate": "1.0.2" + } + }, + "request": { + "version": "2.81.0", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "aws-sign2": "0.6.0", + "aws4": "1.6.0", + "caseless": "0.12.0", + "combined-stream": "1.0.5", + "extend": "3.0.1", + "forever-agent": "0.6.1", + "form-data": "2.1.4", + "har-validator": "4.2.1", + "hawk": "3.1.3", + "http-signature": "1.1.1", + "is-typedarray": "1.0.0", + "isstream": "0.1.2", + "json-stringify-safe": "5.0.1", + "mime-types": "2.1.15", + "oauth-sign": "0.8.2", + "performance-now": "0.2.0", + "qs": "6.4.0", + "safe-buffer": "5.0.1", + "stringstream": "0.0.5", + "tough-cookie": "2.3.2", + "tunnel-agent": "0.6.0", + "uuid": "3.0.1" + } + }, + "rimraf": { + "version": "2.6.1", + "bundled": true, + "dev": true, + "requires": { + "glob": "7.1.2" + } + }, + "safe-buffer": { + "version": "5.0.1", + "bundled": true, + "dev": true + }, + "semver": { + "version": "5.3.0", + "bundled": true, + "dev": true, + "optional": true + }, + "set-blocking": { + "version": "2.0.0", + "bundled": true, + "dev": true, + "optional": true + }, + "signal-exit": { + "version": "3.0.2", + "bundled": true, + "dev": true, + "optional": true + }, + "sntp": { + "version": "1.0.9", + "bundled": true, + "dev": true, + "requires": { + "hoek": "2.16.3" + } + }, + "sshpk": { + "version": "1.13.0", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "asn1": "0.2.3", + "assert-plus": "1.0.0", + "bcrypt-pbkdf": "1.0.1", + "dashdash": "1.14.1", + "ecc-jsbn": "0.1.1", + "getpass": "0.1.7", + "jodid25519": "1.0.2", + "jsbn": "0.1.1", + "tweetnacl": "0.14.5" + }, + "dependencies": { + "assert-plus": { + "version": "1.0.0", + "bundled": true, + "dev": true, + "optional": true + } + } + }, + "string-width": { + "version": "1.0.2", + "bundled": true, + "dev": true, + "requires": { + "code-point-at": "1.1.0", + "is-fullwidth-code-point": "1.0.0", + "strip-ansi": "3.0.1" + } + }, + "string_decoder": { + "version": "1.0.1", + "bundled": true, + "dev": true, + "requires": { + "safe-buffer": "5.0.1" + } + }, + "stringstream": { + "version": "0.0.5", + "bundled": true, + "dev": true, + "optional": true + }, + "strip-ansi": { + "version": "3.0.1", + "bundled": true, + "dev": true, + "requires": { + "ansi-regex": "2.1.1" + } + }, + "strip-json-comments": { + "version": "2.0.1", + "bundled": true, + "dev": true, + "optional": true + }, + "tar": { + "version": "2.2.1", + "bundled": true, + "dev": true, + "requires": { + "block-stream": "0.0.9", + "fstream": "1.0.11", + "inherits": "2.0.3" + } + }, + "tar-pack": { + "version": "3.4.0", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "debug": "2.6.8", + "fstream": "1.0.11", + "fstream-ignore": "1.0.5", + "once": "1.4.0", + "readable-stream": "2.2.9", + "rimraf": "2.6.1", + "tar": "2.2.1", + "uid-number": "0.0.6" + } + }, + "tough-cookie": { + "version": "2.3.2", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "punycode": "1.4.1" + } + }, + "tunnel-agent": { + "version": "0.6.0", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "safe-buffer": "5.0.1" + } + }, + "tweetnacl": { + "version": "0.14.5", + "bundled": true, + "dev": true, + "optional": true + }, + "uid-number": { + "version": "0.0.6", + "bundled": true, + "dev": true, + "optional": true + }, + "util-deprecate": { + "version": "1.0.2", + "bundled": true, + "dev": true + }, + "uuid": { + "version": "3.0.1", + "bundled": true, + "dev": true, + "optional": true + }, + "verror": { + "version": "1.3.6", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "extsprintf": "1.0.2" + } + }, + "wide-align": { + "version": "1.1.2", + "bundled": true, + "dev": true, + "optional": true, + "requires": { + "string-width": "1.0.2" + } + }, + "wrappy": { + "version": "1.0.2", + "bundled": true, + "dev": true + } + } + }, "function-bind": { "version": "1.1.1", "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz", @@ -5524,6 +6434,13 @@ "integrity": "sha1-MHXOk7whuPq0PhvE2n6BFe0ee6s=", "dev": true }, + "nan": { + "version": "2.8.0", + "resolved": "https://registry.npmjs.org/nan/-/nan-2.8.0.tgz", + "integrity": "sha1-7XFfP+neArV6XmJS2QqWZ14fCFo=", + "dev": true, + "optional": true + }, "natural-compare": { "version": "1.4.0", "resolved": "https://registry.npmjs.org/natural-compare/-/natural-compare-1.4.0.tgz", diff --git a/package.json b/package.json index ac864d02..8c6fc2d8 100644 --- a/package.json +++ b/package.json @@ -78,6 +78,7 @@ "esmangle": "^1.0.1", "esprima": "^4.0.0", "exif-parser": "^0.1.12", + "file-saver": "^1.3.3", "google-code-prettify": "^1.0.5", "jquery": "^3.2.1", "js-crc": "^0.2.0", diff --git a/src/web/InputWaiter.js b/src/web/InputWaiter.js index e5a58fe1..62a579bb 100755 --- a/src/web/InputWaiter.js +++ b/src/web/InputWaiter.js @@ -239,6 +239,7 @@ InputWaiter.prototype.closeFile = function() { */ InputWaiter.prototype.clearIoClick = function() { this.closeFile(); + this.manager.output.closeFile(); this.manager.highlighter.removeHighlights(); document.getElementById("input-text").value = ""; document.getElementById("output-text").value = ""; @@ -246,7 +247,6 @@ InputWaiter.prototype.clearIoClick = function() { document.getElementById("output-info").innerHTML = ""; document.getElementById("input-selection-info").innerHTML = ""; document.getElementById("output-selection-info").innerHTML = ""; - document.getElementById("output-file").style.display = "none"; window.dispatchEvent(this.manager.statechange); }; diff --git a/src/web/Manager.js b/src/web/Manager.js index b3ef0158..270e68f8 100755 --- a/src/web/Manager.js +++ b/src/web/Manager.js @@ -158,6 +158,7 @@ Manager.prototype.initialiseEventListeners = function() { this.addMultiEventListener("#output-text", "mousedown dblclick select", this.highlighter.outputMousedown, this.highlighter); this.addMultiEventListener("#output-html", "mousedown dblclick select", this.highlighter.outputHtmlMousedown, this.highlighter); this.addDynamicListener(".file-switch", "click", this.output.fileSwitch, this.output); + this.addDynamicListener("#output-file-download", "click", this.output.downloadFile, this.output); // Options document.getElementById("options").addEventListener("click", this.options.optionsClick.bind(this.options)); diff --git a/src/web/OutputWaiter.js b/src/web/OutputWaiter.js index 1c857074..d8d028d0 100755 --- a/src/web/OutputWaiter.js +++ b/src/web/OutputWaiter.js @@ -1,4 +1,5 @@ import Utils from "../core/Utils.js"; +import FileSaver from "file-saver"; /** @@ -15,6 +16,8 @@ import Utils from "../core/Utils.js"; const OutputWaiter = function(app, manager) { this.app = app; this.manager = manager; + + this.file = null; }; @@ -43,6 +46,8 @@ OutputWaiter.prototype.set = function(data, type, duration) { const inputHighlighter = document.getElementById("input-highlighter"); let scriptElements, lines, length; + this.closeFile(); + switch (type) { case "html": outputText.style.display = "none"; @@ -104,6 +109,8 @@ OutputWaiter.prototype.set = function(data, type, duration) { * @param {File} file */ OutputWaiter.prototype.setFile = function(file) { + this.file = file; + // Display file overlay in output area with details const fileOverlay = document.getElementById("output-file"), fileSize = document.getElementById("output-file-size"); @@ -113,6 +120,25 @@ OutputWaiter.prototype.setFile = function(file) { }; +/** + * Removes the output file and nulls its memory. + */ +OutputWaiter.prototype.closeFile = function() { + this.file = null; + document.getElementById("output-file").style.display = "none"; +}; + + +/** + * Handler for file download events. + */ +OutputWaiter.prototype.downloadFile = function() { + const filename = window.prompt("Please enter a filename:", "download.dat"); + + if (filename) FileSaver.saveAs(this.file, filename, false); +}; + + /** * Displays information about the output. * @@ -169,24 +195,13 @@ OutputWaiter.prototype.adjustWidth = function() { /** * Handler for save click events. - * Saves the current output to a file, downloaded as a URL octet stream. + * Saves the current output to a file. */ OutputWaiter.prototype.saveClick = function() { - const data = Utils.toBase64(this.app.dishStr); - const filename = window.prompt("Please enter a filename:", "download.dat"); - - if (filename) { - const el = document.createElement("a"); - el.setAttribute("href", "data:application/octet-stream;base64;charset=utf-8," + data); - el.setAttribute("download", filename); - - // Firefox requires that the element be added to the DOM before it can be clicked - el.style.display = "none"; - document.body.appendChild(el); - - el.click(); - el.remove(); + if (!this.file) { + this.file = new File([new Uint8Array(Utils.strToCharcode(this.app.dishStr))], ""); } + this.downloadFile(); }; @@ -250,7 +265,7 @@ OutputWaiter.prototype.undoSwitchClick = function() { /** * Handler for file switch click events. - * Moves a files data for items created via Utils.displayFilesAsHTML to the input. + * Moves a file's data for items created via Utils.displayFilesAsHTML to the input. */ OutputWaiter.prototype.fileSwitch = function(e) { e.preventDefault(); diff --git a/src/web/html/index.html b/src/web/html/index.html index dd6260ea..cd690869 100755 --- a/src/web/html/index.html +++ b/src/web/html/index.html @@ -222,7 +222,7 @@
Size:
- Download
+
Display in output
Options for how much to display