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kb.js
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kb.js
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/*jslint bitwise:true, white:true, plusplus:true, vars:true, browser:true, devel:true, regexp:true */
/*global angular:true, rison:true, $:true */
(function () {
"use strict";
function toJsonPretty(obj) {
var res = [];
obj.forEach(function(elem,ndx) {
// We don't want CSS & notes in the Raw Data editor; they have their
// own editors, and inclusion in the raw data tab just clutters it up.
// Other metadata isn't too bad, but doesn't really offer any benefit.
if(ndx > 0 || (elem instanceof Array)) {
res.push($serial.toJsonL(elem));
}
});
return res.join(",\n")+"\n";
}
function fromJsonPretty(json) { return $serial.fromJsonL('['+json+']'); }
// The angular module for our application
var kbApp = angular.module('kbApp', ["ngSanitize", "ngCookies", "ui.utils", "ui.bootstrap", "ui.bootstrap.tooltip", "ui.ace", "ngFileUpload", "ang-drag-drop", "colorpicker.module"], function($tooltipProvider) {
// Default tooltip behaviour
$tooltipProvider.options({animation: false, appendToBody: true});
});
// The main application controller
kbApp.controller('kbCtrl', ['$scope','$http','$location','$timeout', '$sce', '$sanitize', '$modal', '$cookies', '$confirm', '$q', function($scope, $http, $location, $timeout, $sce, $sanitize, $modal, $cookies, $confirm, $q) {
var serializedTimer = false;
var customStylesTimer = false;
// The application version
$scope.version = "0.15";
// Github data
$scope.githubClientId = $location.host() === "localhost" ? "8b7b224a9e212c5c17e2" : "631d93caeaa61c9057ab";
function github(path, method, data) {
method = method || "GET";
var headers = {};
headers["Accept"] = "application/vnd.github.v3+json";
if($cookies.oauthToken) {
headers["Authorization"] = "token " + $cookies.oauthToken;
}
return $http({method:method, url:"https://api.github.com"+path, headers:headers, data:data, cache:false});
}
$scope.currentGist = null;
$scope.isStarred = false;
function setGist(gist) {
$scope.currentGist = gist;
$scope.isStarred = false;
if(gist) {
github("/gists/"+gist.id+"/star").success(function() { $scope.isStarred = true; });
}
}
$scope.setGistStar = function(gist, star) {
if($scope.user && $scope.user.id && gist && (gist != $scope.currentGist || $scope.isStarred != star)) {
github("/gists/"+gist.id+"/star", star ? "PUT" : "DELETE").success(function() {
if(gist === $scope.currentGist) {
$scope.isStarred = star;
}
});
}
}
// The selected tab; 0 == Properties, 1 == Kbd Properties, 3 == Custom Styles, 2 == Raw Data
$scope.selTab = 0;
// An array used to keep track of the selected keys
$scope.selectedKeys = [];
// A single key selection; if multiple keys are selected, this is the
// most-recently selected one.
$scope.multi = {};
$scope.meta = {};
// Options
$scope.sizeStep = 0.25;
$scope.moveStep = 0.25;
$scope.rotateStep = 15;
// The keyboard data
$scope.keyboard = { keys: [], meta: {} };
$scope.keys = function(newKeys) { if(newKeys) { $scope.keyboard.keys = newKeys; } return $scope.keyboard.keys; };
// Custom Styles data
$scope.customStylesException = "";
$scope.customStyles = "";
$scope.customGlyphs = [];
// Helper function to select/deselect all keys
$scope.unselectAll = function() {
$scope.selectedKeys = [];
$scope.multi = {};
};
$scope.selectAll = function(event) {
if(event) { event.preventDefault(); event.stopPropagation(); }
$serial.sortKeys($scope.keys());
$scope.unselectAll();
$scope.keys().forEach(function(key) {
$scope.selectedKeys.push(key);
});
if($scope.keys().length>0) {
$scope.multi = angular.copy($scope.keys().last());
}
};
$scope.save = function(event) {
if(!$scope.user || !$scope.user.id) {
return;
}
if(event) {
event.preventDefault();
event.stopPropagation();
}
if($scope.dirty) {
// Make a copy of the keyboard, and extract the CSS & notes
var layout = angular.copy($scope.keyboard);
var css = layout.meta.css; delete layout.meta.css;
var notes = layout.meta.notes; delete layout.meta.notes;
var description = layout.meta.name || "Untitled Keyboard Layout";
// Compute a reasonable filename base from the layout's name
var fn_base = (layout.meta.name || "layout").trim().replace(/[\"\']/g,'').replace(/\s/g,'-').replace(/[^-A-Za-z0-9_,;]/g,'_');
var fn_base_old = fn_base;
var url = "/gists";
var method = "POST";
if($scope.currentGist) {
// Saving over existing Gist
if(!$scope.currentGist.owner || ($scope.currentGist.owner.login !== $scope.user.id)) {
// Different owner
if(window.confirm("This layout is owned by a different user.\n\nDid you want create your own fork of this layout?")) {
github("/gists/" + $scope.currentGist.id + "/forks", "POST").success(function(response) {
// success
$location.path("/gists/"+response.id).hash("").replace();
setGist(response);
$scope.save(); // recurse to do the actual saving
}).error(function(data, status) {
// error
$scope.saved = false;
$scope.saveError = status.toString() + " - " + data.toString();
});
}
return;
}
// Updating our own Gist
url = "/gists/" + $scope.currentGist.id;
method = "PATCH";
// Determine existing filename base
for(var fn in $scope.currentGist.files) {
var ndx = fn.indexOf(".kbd.json");
if(ndx >= 0) {
fn_base_old = fn.substring(0,ndx);
break;
}
}
}
// Build the data structure
var data = { description: description, files: {} };
var doFile = function(suffix, fileData) {
if(fileData) {
data.files[fn_base_old+suffix] = {filename: fn_base+suffix, content: fileData};
} else if($scope.currentGist && $scope.currentGist.files[fn_base_old+suffix]) {
data.files[fn_base_old+suffix] = null; // Remove existing file
}
}
doFile(".kbd.json", angular.toJson($serial.serialize(layout), true /*pretty*/));
doFile(".style.css", css);
doFile(".notes.md", notes);
// Post data to GitHub
github(url, method, data).success(function(response) {
//success
$scope.dirty = false;
$scope.saved = response.id;
$location.path("/gists/"+response.id).hash("").replace();
$scope.saveError = "";
setGist(response);
}).error(function(data,status) {
// error
$scope.saved = false;
$scope.saveError = status.toString() + " - " + data.toString();
});
}
};
$scope.canSave = function() {
return $scope.dirty && $scope.user && $scope.user.id;
};
$scope.downloadSvg = function() {
var data = $renderKey.fullSVG($scope.keys(), $scope.keyboard.meta);
var blob = new Blob([data], {type:"image/svg+xml"});
saveAs(blob, "keyboard-layout.svg");
};
$scope.downloadPng = function() {
html2canvas($("#keyboard-bg"), {
useCORS: true,
onrendered: function(canvas) {
canvas.toBlob(function(blob) {
saveAs(blob, "keyboard-layout.png");
});
}
});
};
function getResizedCanvas(canvas,newWidth,newHeight,bgcolor) {
var tmpCanvas = document.createElement('canvas');
tmpCanvas.width = newWidth;
tmpCanvas.height = newHeight;
var ctx = tmpCanvas.getContext('2d');
if (bgcolor != '') {
ctx.rect(0,0,newWidth,newHeight);
ctx.fillStyle=bgcolor;
ctx.fill();
};
ctx.drawImage(canvas,0,0,canvas.width,canvas.height,0,0,newWidth,newHeight);
return tmpCanvas;
}
$scope.downloadJpg = function() {
html2canvas($("#keyboard-bg"), {
useCORS: true,
onrendered: function(canvas) {
var thm = getResizedCanvas(canvas,canvas.width,canvas.height,'white'); // not actually resize, just get white background
thm.toBlob(function(blob) {
saveAs(blob, "keyboard-layout.jpg");
},"image/jpeg");
}
});
};
$scope.downloadThumb = function() {
html2canvas($("#keyboard-bg"), {
useCORS: true,
onrendered: function(canvas) {
var p = 110 / canvas.width;
var thmwidth = canvas.width * p;
var thmheight = canvas.height * p;
var thm = getResizedCanvas(canvas,thmwidth,thmheight,'');
thm.toBlob(function(blob) {
saveAs(blob, "keyboard-thumb.png");
});
}
})
};
$scope.downloadLifeSize = function() { // some code adapted from http://www.infobyip.com/detectmonitordpi.php
//var devicePixelRatio = window.devicePixelRatio || 1;
//var dpi_x = document.getElementById('oneinchsquare').offsetWidth * devicePixelRatio;alert(dpi_x);
//var dpi_y = document.getElementById('oneinchsquare').offsetHeight * devicePixelRatio;
//var devicePixels = dpi_x + " x " + dpi_y; alert(devicePixels);
html2canvas($("#keyboard-bg"), {
useCORS: true,
onrendered: function(canvas) {
//var px = dpi_x / 72; // typically 96/72 == 1.3333333 ... this seems to work.
//var py = dpi_x / 72; // typically 96/72 == 1.3333333 ... this seems to work.
var px = 96 / 72; // typically 96/72 == 1.3333333 ... this seems to work.
var py = 96 / 72; // typically 96/72 == 1.3333333 ... this seems to work.
var thmwidth = canvas.width * px;
var thmheight = canvas.height * py;
var thm = getResizedCanvas(canvas,thmwidth,thmheight,'');
thm.toBlob(function(blob) {
saveAs(blob, "keyboard-lifesize.png");
});
}
})
};
$scope.downloadJson = function() {
var data = angular.toJson($serial.serialize($scope.keyboard), true /*pretty*/);
var blob = new Blob([data], {type:"application/json"});
saveAs(blob, "keyboard-layout.json");
};
$scope.uploadJson = function(file, event) {
if(file && file[0]) {
var reader = new FileReader();
reader.onload = function(event) {
transaction("upload", function() {
$scope.$apply(function() {
$scope.deserializeAndRender($serial.fromJsonL(event.target.result));
});
});
};
reader.readAsText(file[0]);
}
};
// count the keys
// use ~Total instead of Total to force it to bottom when displeyed
$scope.keyCount = function() {
var kcounts = new Object();
kcounts["~Total"] = 0;
kcounts["Decals"] = 0;
angular.forEach($scope.keys(), function(key) {
kcounts["~Total"]++;
var thisk = "";
if(key.decal) {
kcounts["Decals"]++;
thisk = "Decal ";
}
thisk += key.width + " x " + key.height;
if(!key.decal) {
var foo = key.color; // next line refused to work with key.color.
var colourname = reverseColors[foo];
if(!colourname) { // not a defined name
colourname = "";
}
thisk += " " + colourname + " (" + key.color + ")";
}
if(kcounts[thisk]) {
kcounts[thisk]++;
} else {
kcounts[thisk] = 1;
}
});
kcounts["~Total less decals"] = kcounts["~Total"] - kcounts["Decals"];
return kcounts;
};
// count the switches
// use ~Total instead of Total to force it to bottom when displeyed
$scope.switchCount = function() {
var scounts = new Object();
scounts["~Total"] = 0;
angular.forEach($scope.keys(), function(key) {
if(!key.decal) {
scounts["~Total"]++;
var thissw = key.st || $scope.meta.switchType;
if(thissw) {
scounts[thissw] = (scounts[thissw] || 0) + 1;
}
}
});
return scounts;
};
// strip the colour string out of the switch color
// todo: handle white or near-white since it will be invisible.
$scope.getTextColor = function(butt) {
if((butt.substring(0,1) == "~") || (butt.substring(0,1) == "D")) {
return "#ffffff"; // leave the decals and totals lines alone
}
var hex1 = butt;
var re = /.*\(/;
var hex2 = hex1.replace(re, '');
var re = /\).*/;
hex1 = hex2.replace(re, '');
return hex1;
};
// for printing the summary only. Modified from http://stackoverflow.com/questions/468881/print-div-id-printarea-div-only/7532581#7532581 answered Feb 27 '14 at 17:47
$scope.printDiv = function(divName) {
var printContents = document.getElementById(divName).innerHTML;
document.getElementById("summary_print").innerHTML = printContents;
document.getElementById("body_all").style.display = "none";
document.getElementById("summary_print").style.display = "";
window.print();
document.getElementById("summary_print").innerHTML = "";
document.getElementById("body_all").style.display = "";
document.getElementById("summary_print").style.display = "none";
};
$scope.removeLegendsButtons = [
{ label: "All", re: /.*/, tooltip: "Remove all the legends from all the keys. Does not remove decals." },
{ label: "Alphas", re: /^[A-Za-z]$/, tooltip: "Remove the legends from all the Alphabetical keys." },
{ label: "Numbers", re: /^[0-9]*$/, tooltip: "Remove the legends from all the Number keys." },
{ label: "Punctuation", re: /^[\`\~\!\@\#\$\%\^\&\*\(\)\-\_\=\+\[\{\]\}\;\:\'\"\,\<\.\>\/\?\\\|]$/, tooltip: "Remove the legends from all the Punctuation keys." },
{ label: "Function", re: /F\d\d?/, tooltip: "Remove the legends from all the Function keys." },
{ label: "Specials", re: /<.*>/, tooltip: "Remove the special legends, like FontAwesome, WebFont, images, etc, and anything between them in the same slot." },
{ label: "Others", re: /^[^A-Za-z0-9\`\~\!\@\#\$\%\^\&\*\(\)\-\_\=\+\[\{\]\}\;\:\'\"\,\<\.\>\/\?\\\|]$|^[A-Za-z\s][A-Za-z\s]+$|\&\#.*|\&.*?;/, tooltip: "Remove the legends from (almost) all the other keys except decals." },
{ label: "Decals", re: /.*/, decals: true, tooltip: "Remove the legends from all the Decals." },
];
$scope.removeLegends = function(button) {
var keys = $scope.selectedKeys.length > 0 ? $scope.selectedKeys : $scope.keys();
transaction("remove-legends", function() {
angular.forEach(keys, function(key) {
if(key.decal === (!!button.decals)) {
for(var i=0; i<12; i++) {
if(key.labels[i]) {
update(key,"labels",key.labels[i].replace(button.re,''),i); // should we wipe the textSize and textColor too?
renderKey(key);
}
}
}
});
});
};
var align = { hmask:0x0f, hcenter:0x00, left:0x01, right:0x02, vmask:0xf0, vcenter:0x00, top:0x10, bottom:0x20, center:0x00, };
$scope.alignLegendsButtons = [
{ label: "<i class='kb kb-Arrows-Up-Left'></i>", flags: align.left | align.top },
{ label: "<i class='kb kb-Arrows-Up'></i>", flags: align.right | align.top },
{ label: "<i class='kb kb-Arrows-Up-Right'></i>", flags: align.right | align.top },
{ label: "<i class='kb kb-Arrows-Left'></i>", flags: align.left | align.vcenter },
{ label: "<i class='kb kb-Multimedia-Record'></i>", flags: align.hcenter | align.vcenter },
{ label: "<i class='kb kb-Arrows-Right'></i>", flags: align.right | align.vcenter },
{ label: "<i class='kb kb-Arrows-Down-Left'></i>", flags: align.left | align.bottom },
{ label: "<i class='kb kb-Arrows-Down'></i>", flags: align.right | align.bottom },
{ label: "<i class='kb kb-Arrows-Down-Right'></i>", flags: align.right | align.bottom },
];
function moveLabel(key, from, to) {
key.labels[to] = key.labels[from];
key.labels[from] = '';
key.textColor[to] = key.textColor[from];
key.textColor[from] = '';
key.textSize[to] = key.textSize[from];
key.textSize[from] = 0;
}
function alignSingleRow(key, flags, left, middle, right) {
var render = false;
switch(flags) {
case align.left:
if(!key.labels[left]) { render = true; moveLabel(key, middle, left); moveLabel(key, right, middle); }
if(!key.labels[left]) { render = true; moveLabel(key, middle, left); }
break;
case align.right:
if(!key.labels[right]) { render = true; moveLabel(key, middle, right); moveLabel(key, left, middle); }
if(!key.labels[right]) { render = true; moveLabel(key, middle, right); }
break;
case align.hcenter:
if(key.labels[left] && !key.labels[middle] && !key.labels[right]) { render = true; moveLabel(key, left, middle); }
if(key.labels[right] && !key.labels[middle] && !key.labels[left]) { render = true; moveLabel(key, right, middle); }
break;
}
return render;
}
$scope.alignLegends = function(flags) {
var keys = $scope.selectedKeys.length > 0 ? $scope.selectedKeys : $scope.keys();
transaction("align-legends", function() {
angular.forEach(keys, function(key) {
if(!key.decal) {
var render = false;
for(var i = 0; i < 12; i += 3) // horizontal alignment
render = alignSingleRow(key, flags & align.hmask, i, i+1, i+2) || render;
for(var i = 0; i < 3; i += 1) // vertical alignment
render = alignSingleRow(key, (flags & align.vmask) >> 4, i, i+3, i+6) || render;
if(render) renderKey(key);
}
});
});
};
$scope.unhideDecals = function() {
var keys = $scope.selectedKeys.length > 0 ? $scope.selectedKeys : $scope.keys();
transaction("unhide-decals", function() {
angular.forEach(keys, function(key) {
if(key.decal) {
update(key,'decal',false);
renderKey(key);
}
});
});
};
$scope.moveFromId = null;
$scope.moveToId = null;
$scope.moveSingleLegends = function() {
var keys = $scope.selectedKeys.length > 0 ? $scope.selectedKeys : $scope.keys();
if($scope.moveFromId >= 0 && $scope.moveToId >= 0) {
transaction("move-legends", function() {
angular.forEach(keys, function(key) {
if(!key.decal && key.labels[$scope.moveFromId] && !key.labels[$scope.moveToId]) {
moveLabel(key, $scope.moveFromId, $scope.moveToId);
renderKey(key);
}
});
});
}
};
// Helper function to select a single key
function selectKey(key,event) {
if(key) {
// If SHIFT is held down, we want to *extend* the selection from the last
// selected item to the new one.
if(event.shiftKey && $scope.selectedKeys.length > 0) {
// Get the indicies of all the selected keys
var currentSel = $scope.selectedKeys.map(function(key) { return $scope.keys().indexOf(key); });
currentSel.sort(function(a,b) { return parseInt(a) - parseInt(b); });
var cursor = $scope.keys().indexOf(key);
var anchor = $scope.keys().indexOf($scope.selectedKeys.last());
$scope.selectedKeys.pop();
}
// If neither CTRL or ALT is held down, clear the existing selection state
if(!event.ctrlKey && !event.altKey) {
$scope.unselectAll();
}
// SHIFT held down: toggle the selection everything between the anchor & cursor
if(anchor !== undefined && cursor !== undefined) {
if(anchor > cursor) {
for(var i = anchor; i >= cursor; --i) {
selectKey($scope.keys()[i],{ctrlKey:true});
}
} else {
for(var i = anchor; i <= cursor; ++i) {
selectKey($scope.keys()[i],{ctrlKey:true});
}
}
return;
}
// Modify the selection
var ndx = $scope.selectedKeys.indexOf(key);
if(ndx >= 0) { //deselect
$scope.selectedKeys.splice(ndx,1);
if($scope.selectedKeys.length<1) {
$scope.multi = {};
} else {
$scope.multi = angular.copy($scope.selectedKeys.last());
}
} else { //select
$scope.selectedKeys.push(key);
$scope.multi = angular.copy(key);
}
}
};
// The serialized key data
$scope.serialized = "";
$scope.serializedObjects = [];
// Known layouts/presets
$scope.layouts = {};
$scope.samples = {};
$http.get('layouts.json').success(function(data) {
$scope.layouts = data.presets;
$scope.samples = data.samples;
});
// Known backgrounds
$scope.backgrounds = {};
$http.get('backgrounds.json').success(function(data) {
$scope.backgrounds = data;
});
$http.get('switches.json').success(function(data) {
$scope.switches = data;
$scope.switchNames = {};
for(var mountName in $scope.switches) {
var mountType = $scope.switches[mountName];
for(var brandName in mountType.brands) {
var brandType = mountType.brands[brandName];
for(var part in brandType.switches) {
var switchType = brandType.switches[part];
$scope.switchNames[part] = brandType.name + " / " + switchType.name;
}
}
}
});
// The currently selected palette & character-picker
$scope.palette = {};
$scope.picker = {};
$scope.pickerSelection = {};
var reverseColors = {}; // array to provide fast reverse lookups of colour names for Summary.
// might be an issue if a colour features twice... only last will stick
// The set of known palettes
$scope.palettes = {};
$http.get('colors.json').success(function(data) {
$scope.palettes = data;
$scope.palettes.forEach(function(palette) {
palette.colors.forEach(function(color) {
color.css = $color.sRGB8(color.r,color.g,color.b).hex();
reverseColors[color.css] = palette.name + " " + color.name;
});
});
});
// The set of known character pickers
$scope.pickers = {};
$http.get('pickers.json').success(function(data) {
$scope.pickers = data;
});
// A set of "known special" keys
$scope.specialKeys = {};
$http.get('keys.json').success(function(data) {
$scope.specialKeys = data;
});
// Helper to calculate the height of the keyboard layout; cached to improve performance.
$scope.kbHeight = 0;
$scope.calcKbHeight = function() {
var right = 0, bottom = 0;
$scope.keys().forEach(function(key) {
right = Math.max(right, key.bbox.x2);
bottom = Math.max(bottom, key.bbox.y2);
});
$scope.kbWidth = right;
$scope.kbHeight = bottom;
$scope.kbFullHeight = bottom;
if($scope.keyboard.meta.name || $scope.keyboard.meta.author)
$scope.kbFullHeight += 32;
};
function updateFromCss(css) {
var rules = $cssParser.parse(css);
$scope.customGlyphs = $renderKey.getGlyphsFromRules(rules); // glyphs first, before rules are modified!
$scope.customStyles = $sce.trustAsHtml($renderKey.sanitizeCssRules(rules));
if($scope.picker.sentinel === userGlyphsSentinel) {
$scope.picker.glyphs = $scope.customGlyphs;
}
}
// Given a key, generate the HTML needed to render it
function renderKey(key) {
key.html = $sce.trustAsHtml($renderKey.html(key,$sanitize));
}
$scope.deserializeAndRender = function(data, skipMetadata) {
$scope.serializedObjects = data; // cache serialized objects
var backup = angular.copy($scope.keyboard.meta);
$scope.keyboard = $serial.deserialize(data);
$scope.keys().forEach(function(key) {
renderKey(key);
});
if(skipMetadata) {
// Use backup metadata
var defaults = $serial.defaultMetaData();
for(var k in backup) {
if(backup.hasOwnProperty(k) && $scope.keyboard.meta[k] === defaults[k]) {
$scope.keyboard.meta[k] = backup[k];
}
}
}
$scope.meta = angular.copy($scope.keyboard.meta);
updateFromCss($scope.meta.css || '');
};
function updateSerialized() {
//$timeout.cancel(serializedTimer); // this is slow, for some reason
$scope.deserializeException = "";
$scope.serializedObjects = $serial.serialize($scope.keyboard);
$scope.serialized = toJsonPretty($scope.serializedObjects);
}
$scope.$on('$locationChangeStart', function(event, newUrl, oldUrl) {
if($location.path() === '') {
event.preventDefault();
}
});
function loadAndRender(path) {
if(path.substring(0,7) === '/gists/') {
// Load Gists from Github
github(path).success(function(data) {
var json = "", css = "", notes = "";
for(var fn in data.files) {
if(fn.indexOf(".kbd.json")>=0) {
json = data.files[fn].content;
} else if(fn.indexOf(".style.css")>=0) {
css = data.files[fn].content;
} else if(fn.indexOf(".notes.md")>=0) {
notes = data.files[fn].content;
}
}
$scope.deserializeAndRender(jsonl.parse(json));
if(css) {
updateFromCss($scope.meta.css = css);
$scope.keyboard.meta.css = $scope.meta.css;
}
if(notes) {
$scope.keyboard.meta.notes = $scope.meta.notes = notes;
}
updateSerialized();
$scope.loadError = false;
setGist(data);
}).error(function() {
$scope.loadError = true;
setGist(null);
});
} else {
// Saved layouts & samples
var base = $serial.base_href;
if(path.substring(0,9) === '/samples/') {
base = ''; // Load samples from local folder
}
$http.get(base + path).success(function(data) {
$scope.deserializeAndRender(data);
updateSerialized();
$scope.loadError = false;
}).error(function() {
$scope.loadError = true;
});
}
}
$renderKey.init();
$scope.deserializeAndRender([]);
if($location.hash()) {
var loc = $location.hash();
if(loc[0]=='@') {
$scope.deserializeAndRender(URLON.parse(encodeURI(loc)));
} else {
$scope.deserializeAndRender($serial.fromJsonL(loc));
}
} else if($location.path()[0] === '/' && $location.path().length > 1) {
loadAndRender($location.path());
} else {
// Some simple default content... just a numpad
$scope.deserializeAndRender([
["Num Lock","/","*","-",
{x:0.25,f:4,w:14,h:5,d:true},"<h5><b>Getting Started with Keyboard-Layout-Editor.com</b></h5>"+
"<p>Keyboard-layout-editor.com is a web application that enables the editing of keyboard-layouts, i.e., the position and appearance of each physical key.</p>"+
"<p>Start by exploring the presets and samples from the menu-bar to give you an idea of the possibilities. Once you are ready to start designing your own keyboard, just load one of the presets and start customizing it! Some tips:</p>"+
"<ul><li>The selected keys can be modified on the <i>Properties</i> tab.</li>"+
"<li>The <i>Keyboard Properties</i> tab lets you edit the keyboard background and keyboard metadata.</li>"+
"<li>The <i>Custom Styles</i> tab lets you write advanced CSS styling rules.</li>"+
"<li>Don't forget the <i>Color Swatches</i> and <i>Character Picker</i> menu items! These give you easy access to colors and symbol characters, respectively.</li>"+
"<li>There are a lot of available keyboard shortcuts; press '?' or 'F1' to see a list.</li></ul>"+
"<p>When you're ready to save your layout, simply 'Sign In' with your <a href='https://www.github.com'>GitHub</a> account and click the <i>Save</i> button. Your layout will be saved in a GitHub Gist.</p>"+
"<p>Have fun!</p>"],
[{f:3},"7\nHome","8\n↑","9\nPgUp",{h:2},"+"],
["4\n←","5","6\n→"],
["1\nEnd","2\n↓","3\nPgDn",{h:2},"Enter"],
[{w:2},"0\nIns",".\nDel"]
]);
}
// Undo/redo support
var undoStack = [];
var redoStack = [];
var canCoalesce = false;
$scope.canUndo = function() { return undoStack.length>0; };
$scope.canRedo = function() { return redoStack.length>0; };
$scope.dirty = false;
$scope.saved = false;
$scope.saveError = "";
var dirtyMessage = 'You have made changes to the layout that are not saved. You can save your layout to the server by clicking the \'Save\' button. You can also save your layout locally by bookmarking the \'Permalink\' in the application bar.';
window.onbeforeunload = function(e) {
if($scope.dirty) return dirtyMessage;
};
function confirmNavigate() {
if(!$scope.dirty) {
var deferred = $q.defer();
deferred.resolve();
return deferred.promise;
}
return $confirm.show(dirtyMessage + "\n\nAre you sure you want to navigate away?");
}
function resetUndoStack() {
undoStack = [];
redoStack = [];
canCoalesce = false;
$scope.dirty = false;
$scope.saved = false;
$scope.saveError = "";
}
function transaction(type, fn) {
var trans = undoStack.length>0 ? undoStack.last() : null;
if(trans === null || !canCoalesce || trans.type !== type) {
trans = { type:type, original:angular.copy($scope.keyboard), open:true, dirty:$scope.dirty };
undoStack.push(trans);
if(undoStack.length>32) {
undoStack.shift();
}
}
canCoalesce = true;
try {
fn();
} finally {
if(!$scope.currentGist) {
$location.path("").hash("").replace();
}
trans.modified = angular.copy($scope.keyboard);
trans.open = false;
redoStack = [];
if(type !== 'rawdata') {
updateSerialized();
}
$scope.dirty = true;
$scope.saved = false;
$scope.saveError = "";
$scope.loadError = false;
}
}
function refreshAfterUndoRedo(type) {
updateSerialized();
$scope.keys().forEach(function(key) {
renderKey(key);
});
$scope.unselectAll();
$scope.meta = angular.copy($scope.keyboard.meta);
if(type === 'customstyles' || type === 'preset' || type === 'upload' || type === 'rawdata') {
updateFromCss($scope.meta.css || '');
}
}
$scope.undo = function() {
if($scope.canUndo()) {
var u = undoStack.pop();
$scope.keyboard = angular.copy(u.original);
refreshAfterUndoRedo(u.type);
redoStack.push(u);
$scope.dirty = u.dirty;
}
};
$scope.redo = function() {
if($scope.canRedo()) {
var u = redoStack.pop();
$scope.keyboard = angular.copy(u.modified);
refreshAfterUndoRedo(u.type);
undoStack.push(u);
$scope.dirty = true;
}
};
// Validate a key's property values
function validate(key,prop,value) {
var v = {
_ : function() { return value; },
x : function() { return Math.max(0, Math.min(36, value)); },
y : function() { return Math.max(0, Math.min(36, value)); },
x2 : function() { return Math.max(-Math.abs(key.width-key.width2), Math.min(Math.abs(key.width-key.width2), value)); },
y2 : function() { return Math.max(-Math.abs(key.height-key.height2), Math.min(Math.abs(key.height-key.height2), value)); },
width : function() { return Math.max(0.5, Math.min(18, value)); },
height : function() { return Math.max(0.5, Math.min(18, value)); },
width2 : function() { return Math.max(0.5, Math.min(18, value)); },
height2 : function() { return Math.max(0.5, Math.min(18, value)); },
textSize : function() { return Math.max(1, Math.min(9, value)); },
rotation_angle : function() { return Math.max(-180, Math.min(180, value)); },
rotation_x : function() { return Math.max(0, Math.min(36, value)); },
rotation_y : function() { return Math.max(0, Math.min(36, value)); },
"meta.radii" : function() { var ndx = value.indexOf(';'); return ndx>=0 ? value.substring(0,ndx) : value; }
};
return (v[prop] || v._)();
}
function update(key,prop,value,index) {
var u = {
_ : function() { key[prop] = value; },
width : function() { key.width = value; if(!key.stepped || key.width > key.width2) key.width2 = value; },
height : function() { key.height = value; if(!key.stepped || key.height > key.height2) key.height2 = value; },
textColor : function() { if(index<0) { key.default.textColor = value; key.textColor = []; } else { key.textColor[index] = value; } },
textSize : function() { if(index<0) { key.default.textSize = value; key.textSize = []; } else { key.textSize[index] = value; } },
labels : function() { key.labels[index] = value; },
stepped : function() {
if(!key.decal) {
key[prop] = value;
if(value && key.width === key.width2) {
if(key.width > 1) {
key.width = Math.max(1, key.width-0.5);
} else {
key.width2 = key.width+0.5;
}
}
}
},
nub : function() { if(!key.decal) key[prop] = value; },
ghost : function() { if(!key.decal) key[prop] = value; },
decal : function() { key[prop] = value; key.x2 = key.y2 = 0; key.width2 = key.width; key.height2 = key.height; key.nub = key.stepped = key.ghost = false; },
rotation_angle : function() { key.rotation_angle = value; key.rotation_x = $scope.multi.rotation_x; key.rotation_y = $scope.multi.rotation_y; },
sm : function() { if(value===$scope.meta.switchMount) value=''; if(value != key.sm) { key.sm = value; key.sb = key.st = ''; } },
sb : function() { if(value===$scope.meta.switchBrand) value=''; if(value != key.sb) { key.sb = value; key.st = ''; } },
st : function() { if(value===$scope.meta.switchType) value=''; if(value != key.st) { key.st = value; } },
};
return (u[prop] || u._)();
}
$scope.updateMulti = function(prop, index) {
if($scope.multi[prop] == null || $scope.selectedKeys.length <= 0) {
return;
}
var value = index < 0 ? $scope.multi.default[prop] : (index !== undefined ? $scope.multi[prop][index] : $scope.multi[prop]);
var valid = validate($scope.multi, prop, value);
if(valid !== value) {
return;
}
transaction("update", function() {
$scope.selectedKeys.forEach(function(selectedKey) {
update(selectedKey, prop, value, index);
renderKey(selectedKey);
});
$scope.multi = angular.copy($scope.selectedKeys.last());
});
};
$scope.setMulti = function(prop, value) {
$scope.multi[prop] = value;
$scope.updateMulti(prop);
};
$scope.validateMulti = function(prop, index) {
if($scope.multi[prop] == null) {
$scope.multi[prop] = "";
}
var value = index < 0 ? $scope.multi.default[prop] : (index !== undefined ? $scope.multi[prop][index] : $scope.multi[prop]);
var valid = validate($scope.multi, prop, value);
if(valid !== value) {
if(index < 0)
$scope.multi.default[prop] = valid;
else if(index !== undefined)
$scope.multi[prop][index] = valid;
else
$scope.multi[prop] = valid;
$scope.updateMulti(prop, index);
}
};
$scope.updateMeta = function(prop) {
var value = $scope.meta[prop];
var valid = validate($scope.meta, "meta."+prop, value);
if(valid !== value) {
return;
}
transaction("metadata", function() {
$scope.keyboard.meta[prop] = value;
if(prop==='switchMount') { $scope.keyboard.meta.switchBrand = $scope.keyboard.meta.switchType = ''; }
else if(prop==='switchBrand') { $scope.keyboard.meta.switchType = ''; }
});
$scope.meta = angular.copy($scope.keyboard.meta);
$scope.calcKbHeight();
};
$scope.validateMeta = function(prop) {
var value = $scope.meta[prop];
var valid = validate($scope.meta, "meta."+prop, value);
if(valid !== value) {
$scope.meta[prop] = valid;
$scope.updateMeta(prop);
}
};
$scope.setBackground = function(bg) {
$scope.meta.background = bg;
$scope.updateMeta('background');
};
updateSerialized();
$scope.swapSizes = function() {
transaction("swapSizes", function() {
$scope.selectedKeys.forEach(function(selectedKey) {
var temp;
temp = selectedKey.width; selectedKey.width = selectedKey.width2; selectedKey.width2 = temp;
temp = selectedKey.height; selectedKey.height = selectedKey.height2; selectedKey.height2 = temp;
selectedKey.x += selectedKey.x2;
selectedKey.y += selectedKey.y2;
selectedKey.x2 = -selectedKey.x2;
selectedKey.y2 = -selectedKey.y2;
renderKey(selectedKey);
});
$scope.multi = angular.copy($scope.selectedKeys.last());
});
};
$scope.swapColors = function() {
transaction("swapColors", function() {
$scope.selectedKeys.forEach(function(selectedKey) {
var temp = selectedKey.color;
selectedKey.color = selectedKey.default.textColor;
selectedKey.default.textColor = temp;
selectedKey.textColor = [];
renderKey(selectedKey);
});
$scope.multi = angular.copy($scope.selectedKeys.last());
});
};
$scope.pickerSelect = function(glyph) {
$scope.pickerSelection = glyph;
};
$scope.dropGlyph = function(glyph,$event,textIndex) {
$event.preventDefault();
$event.stopPropagation();
if($scope.selectedKeys.length<1) {
return;
}
transaction("character-picker", function() {
$scope.selectedKeys.forEach(function(selectedKey) {
selectedKey.labels[textIndex] = glyph.html;
renderKey(selectedKey);
});
$scope.multi = angular.copy($scope.selectedKeys.last());
});
};
$scope.clickSwatch = function(color,$event) {
$scope.dropSwatch(color,$event,$event.ctrlKey || $event.altKey,-1);
};
$scope.dropSwatch = function(color,$event,isText,textIndex) {
$event.preventDefault();
$event.stopPropagation();
if($scope.selectedKeys.length<1) {
return;
}
transaction("color-swatch", function() {
$scope.selectedKeys.forEach(function(selectedKey) {
if(isText) {
if(textIndex<0) {