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layers_beta.html
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layers_beta.html
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<link rel="icon"
type="image/png"
href="favicon.png">
<link rel="stylesheet" href="lib/codemirror.css">
<link rel="stylesheet" href="theme/darcula.css">
<link rel="stylesheet" href="addon/lint/lint.css">
<script src="lib/codemirror.js"></script>
<script src="addon/mode/simple.js"></script>
<script src="addon/lint/lint.js"></script>
<style type="text/css">
.CodeMirror {border: 1px solid black; margin-bottom: 1em; }
dt { text-indent: -2em; padding-left: 2em; margin-top: 1em; }
dd { margin-left: 1.5em; margin-bottom: 1em; }
dt {margin-top: 1em;}
.enabledlayer {
}
.disabledlayer {
color:gray;
}
</style>
<script src="FileSaver.js"></script>
<script type="text/javascript" >
var colorIndex=getRandomInt(7,16);
var interpreterActive=false;
var trace = console.log
var logError = function(s,orig_line,orig_line_number){
window.alert("ERROR"+"\n"+"Line " + orig_line_number +" : " + s+"\n"+orig_line);
}
function setVisualEnabledIndicator(){
for (var i=0;i<pages;i++){
layerNameElem[i].setAttribute("class", (enabled[i]*visibleCanvasses[i])===1?"enabledlayer":"disabledlayer");;
}
}
function leavePlayMode(){
for (var i=0;i <pages;i++){
enabled[i]=1;
}
setVisualEnabledIndicator();
updateLayerLabels();
updateCursor();
}
function enable(l){
if (interpreterActive){
console.log("enabling layer "+(l+1));
enabled[l]=true;
setVisualEnabledIndicator();
}
}
function disable(l){
if (interpreterActive){
console.log("disabling layer "+(l+1));
enabled[l]=false;
setVisualEnabledIndicator();
}
}
function setLayerVisible(index){
// for (var i=0;i<pages;i++){
// if (gameState.visibleCanvasses[i]===1 && gameState.colors[i]===gameState.colors[index]){
// gameState.visibleCanvasses[i]=0;
// }
// }
if (interpreterActive){
enabled[index]=1;
visibleCanvasses[index]=1;
setVisualEnabledIndicator();
}
}
function setLayerInvisible(index){
if (interpreterActive){
enabled[index]=0;
visibleCanvasses[index]=0;
setVisualEnabledIndicator();
}
}
function show(l){
if (interpreterActive){
console.log("showing layer "+(l+1));
setLayerVisible(l)
}
}
function hide(l){
if (interpreterActive){
console.log("hiding layer "+(l+1));
setLayerInvisible(l)
}
}
function reset(){
if (interpreterActive){
loadState(gamecode);
}
}
var gamecode=null;
var gameState=null;//just used for interpreter
/***************/
/* START SCRIPT*/
/***************/
var commands = ["enable","disable","show","hide"];
function isNumeric(n) {
return !isNaN(parseFloat(n)) && isFinite(n);
}
function calculateFrameReference(t,frameNumber, orig_line,orig_line_number){
if (t.match("this")){
return frameNumber;
} else if (t.match(/^[\+\-]?[\d]+$/)===null){
logError("malformed thing given '"+t+"'. Expected a reference to a frame, like '4' or '+2' or '-1' or 'this'" ,orig_line,orig_line_number)
return frameNumber;
}
var target = frameNumber;
if (!isNumeric(t)){
logError(`${t} isn't a frame reference. I'm expecting a one here, something like '2' or '-3' or '+4' or 'this'.`, orig_line,orig_line_number);
}
if (t[0]==="+" || t[0]==="-"){
target+=parseInt(t)
} else {
target=parseInt(t)-1;
}
if (target<0||target>=pages){
logError("trying to access frame number "+(target+1)+", which is out of range", orig_line,orig_line_number);
}
return target;
}
//assumes line already nicely formatted
function runCommandLine(line,frameNumber,orig_line, orig_line_number){
var tokens = line.split(/\s+/);
var command = tokens[0];
if (tokens.length<=1){
logError(`command ${command} requires a parameter - like "${command} 3" or "${command} -1"`,orig_line,orig_line_number)
return;
}
for (var i=1;i<tokens.length;i++){
var t= tokens[i];
var target = calculateFrameReference(t,frameNumber, orig_line, orig_line_number)
switch(command){
case "enable":
{
enable(target);
break;
}
case "disable":
{
disable(target);
break;
}
case "show":
{
show(target);
break;
}
case "hide":
{
hide(target);
break;
}
}
}
}
function evaluateIf(line, frameNumber, orig_line,orig_line_number){
//i know there's an if at the start and a then at the end
var substr = line.substr(2,line.length-6).trim();
var tokens = substr.split(",").map( t => t.trim() );
if (tokens.length===0){
logError("if statement must have arguments, e.g. 'IF 1, 3 THEN' ",orig_line,orig_line_number)
return true;
}
var truthfulness=true;
if (interpreterActive){
trace("evaluatig truthfuless")
}
for (var i=0;i<tokens.length;i++){
var t = tokens[i];
var s = t.split(/\s+/);
var fr = s[s.length-1];
var target = calculateFrameReference(fr,frameNumber,orig_line, orig_line_number);
if (s[0]==="not"){
trace("\t"+t)
truthfulness = truthfulness && visibleCanvasses[target]===0;
} else {
trace("\t"+t)
truthfulness = truthfulness && visibleCanvasses[target]===1;
}
}
if (interpreterActive){
trace("T = "+truthfulness);
}
return truthfulness;
}
function runScript(s, frameNumber){
trace("running script")
var lines = s.split('\n');
for (var i=0;i<lines.length;i++){
var orig_line = lines[i];
var line = orig_line.split(";",1)[0].trim().toLowerCase();
if (line===""){
continue;
}
var tokens = line.split(/\s+/);
if (commands.indexOf(tokens[0])>=0){
runCommandLine(line,frameNumber,orig_line, i)
}
else if (tokens[0]==="if"){
if (tokens[tokens.length-1]!=="then"){
logError("IF statement must have a THEN at the end - of the form like 'IF 3, 4, +2 THEN'"+orig_line,orig_line,i);
} else if (evaluateIf(line,frameNumber,orig_line, i)){
//keep going as usual
}
else {
//skip ahead until "else" or "end"
outloop:
{
var depth=1;
for (var j=i+1;j<lines.length;j++){
var line2= lines[j]
var firsttokens = line2.trim().split(";",1)[0].split(/\s+/,1);
if (firsttokens.length>0){
var firsttoken = firsttokens[0];
if (firsttoken==="if"){
depth++;
}
else if ((depth==1&&firsttoken==="else") || firsttoken ==="end") {
depth--;
if (depth===0){
i=j;
break outloop;
}
}
}
}
i=lines.length;
}
}
//no nested if statements allowed
} else if (tokens[0]==="else"){
//skip ahead to end
outloop:
{
var depth=1;
for (var j=i+1;j<lines.length;j++){
var line2= lines[j]
var firsttokens = line2.trim().split(";",1)[0].split(/\s+/,1);
if (firsttokens.length>0){
var firsttoken= firsttokens[0]
if (firsttoken==="if"){
depth++;
}
if (firsttoken==="end") {
depth--;
if (depth===0){
i=j;
break outloop;
}
}
}
}
i=lines.length;
}
} else if (tokens[0]==="end"){
//do nothing
} else if (tokens[0]==="reset"){
reset();
} else {
logError("ERROR here "+orig_line,orig_line,i);
}
}
}
/**************/
/* END SCRIPT */
/**************/
function DoLint(text,frameNumber){
var oldLogError = logError;
var errorList = [];
logError = function(s,orig_line,orig_line_number){
errorList.push({
from: CodeMirror.Pos(orig_line_number),
to: CodeMirror.Pos(orig_line_number),
message:s,
severity : "error"
})
}
runScript(text,frameNumber);
logError = oldLogError;
return errorList;
}
CodeMirror.keyMap.default["Shift-Tab"] = "indentLess";
CodeMirror.keyMap.default["Tab"] = "indentMore";
CodeMirror.registerHelper("lint", "flickgamescript", function(text, options) {
var found = DoLint(text,canvasIndex);
return found;
});
var contexts = new Array();
var version = "0.1";
var gameLink = "www.flickgame.org/layers_beta.html"
var canvasIndex = 0;
var canvasses = new Array();
var scripts = new Array();
var visibleCanvasses = new Array();
var enabled = new Array();
var shareLinkInner = null;
var nosave = false;
var editor = null;
//arne
var colorPalette = [
"#000000",
"#9D9D9D",
"#FFFFFF",
"#BE2633",
"#E06F8B",
"#493C2B",
"#A46422",
"#EB8931",
"#F7E26B",
"#2F484E",
"#44891A",
"#A3CE27",
"#1B2632",
"#005784",
"#31A2F2",
"#B2DCEF"
];
//dawnbringer
//http://www.pixeljoint.com/forum/forum_posts.asp?TID=12795
// var colorPalette = [
// "#140c1c",
// "#442434",
// "#30346d",
// "#4e4a4e",
// "#854c30",
// "#346524",
// "#d04648",
// "#757161",
// "#597dce",
// "#d27d2c",
// "#8595a1",
// "#6daa2c",
// "#d2aa99",
// "#6dc2ca",
// "#dad45e",
// "#deeed6"
// ];
/*
//spectrum
var colorPalette = [
"#000000",
"#888888",
"#CDCDCD",
"#FFFFFF",
"#0000CD",
"#0000FF",
"#CD0000",
"#FF0000",
"#CD00CD",
"#FF00FF",
"#00CD00",
"#00FF00",
"#00CDCD",
"#00FFFF",
"#CDCD00",
"#FFFF00"
];
*/
var colorElem = new Array();
var layerElem = new Array();
var layerNameElem = new Array();
var visibilityElem = new Array();
var aurl = document.createElement('a');
function qualifyURL(url) {
aurl.href = url;
return aurl.href;
}
var radiusElem = new Array();
var handElem = null;
var thumbnailCanvas = new Array();
var thumbnailContext = new Array();
var standalone_HTML_String = "";
var clientStandaloneRequest = new XMLHttpRequest();
clientStandaloneRequest.open('GET', 'layers_beta_play.html');
clientStandaloneRequest.onreadystatechange = function() {
if (clientStandaloneRequest.readyState != 4) {
return;
}
standalone_HTML_String = clientStandaloneRequest.responseText;
}
clientStandaloneRequest.send();
var get_blob = function() {
return self.Blob;
}
function buildStandalone(sourceCode) {
if (standalone_HTML_String.length === 0) {
alert("Can't export yet - still downloading html template.", true);
return;
}
sourceCode = encodeURI(sourceCode);
var htmlString = standalone_HTML_String.concat("");
htmlString = "<!--Save as html file-->\n" + htmlString;
htmlString = htmlString.replace(/__EMBED__/g, sourceCode);
var BB = get_blob();
var blob = new BB([htmlString], {
type: "text/plain;charset=utf-8"
});
saveAs(blob, "flickgame_layers.html");
}
function exportClick() {
var embedDat = stateToString();
buildStandalone(embedDat);
}
function importClick() {
var reader = new FileReader();
reader.onload = function(e) {
var text = reader.result;
}
reader.readAsText(file, encoding);
}
OAUTH_CLIENT_ID = "eb2aad12c63aec0136b1";
function getAuthURL() {
var randomState = window.btoa(Array.prototype.map.call(
window.crypto.getRandomValues(new Uint8Array(24)),
function(x) {
return String.fromCharCode(x);
}).join(""));
var authUrl = "https://github.com/login/oauth/authorize" +
"?client_id=" + OAUTH_CLIENT_ID +
"&scope=gist" +
"&state=" + randomState +
"&allow_signup=true";
return authUrl;
}
function printUnauthorized() {
var authUrl = getAuthURL();
var toPrint = "<a target=\"_blank\" href=\"" + authUrl + "\">Log in with Github to share</a><br>";
var shareLink = document.getElementById("shareLink");
shareLink.innerHTML = toPrint;
shareLinkInner = null;
}
function githubLogOut() {
window.localStorage.removeItem("oauth_access_token");
var authUrl = getAuthURL();
var toPrint = "Logged out of Github.<br>";
var shareLink = document.getElementById("shareLink");
shareLink.innerHTML = toPrint;
shareLinkInner = null;
}
function shareClick() {
var oauthAccessToken = window.localStorage.getItem("oauth_access_token");
if (typeof oauthAccessToken !== "string") {
// Generates 32 letters of random data, like "liVsr/e+luK9tC02fUob75zEKaL4VpQn".
printUnauthorized();
return;
}
var str = stateToString();
var gistToCreate = {
"description": "flickgame",
"public": true,
"files": {
"readme.txt": {
"content": "A game made with www.flickgame.org/layers_beta.html. You can import game.txt there to play the game. Uh, too lazy to describe - HMU at analytic@gmail.com if you want to know how (basically just use the gist ID in the url like other flickgames do...) "
},
"game.txt": {
"content": str
}
}
};
var githubURL = 'https://api.github.com/gists';
var githubHTTPClient = new XMLHttpRequest();
githubHTTPClient.open('POST', githubURL);
githubHTTPClient.onreadystatechange = function() {
var errorCount = 0;
if (githubHTTPClient.readyState != 4) {
return;
}
var result = JSON.parse(githubHTTPClient.responseText);
if (githubHTTPClient.status === 403) {
errorCount++;
alert(result.message);
} else if (githubHTTPClient.status !== 200 && githubHTTPClient.status !== 201) {
if (githubHTTPClient.statusText === "Unauthorized") {
alert("Authorization check failed. You have to log back into GitHub (or give it permission again or something).");
window.localStorage.removeItem("oauth_access_token");
} else {
alert("HTTP Error " + githubHTTPClient.status + ' - ' + githubHTTPClient.statusText);
}
printUnauthorized();
} else if (githubHTTPClient.status !== 200 && githubHTTPClient.status !== 201) {
errorCount++;
alert("HTTP Error " + githubHTTPClient.status + ' - ' + githubHTTPClient.statusText);
} else {
var id = result.id;
var url = "layers_beta_play.html?p=" + id;
url = qualifyURL(url);
var editurl = "layers_beta.html?hack=" + id;
editurl = qualifyURL(editurl);
var sourceCodeLink = "link to source code:<br><a href=\"" + editurl + "\">" + editurl + "</a>";
var shareLink = document.getElementById("shareLink");
shareLink.innerHTML = "<a target=\"_blank\" href=\"" + url + "\">↳" + id + "</a><br>" +
'(<a onclick="githubLogOut();" href="javascript:void(0);">log out of GitHub</a>)<br>';
shareLinkInner = shareLink.childNodes[0];
if (errorCount > 0) {
alert("Cannot link directly to playable game, because there are errors.", true);
} else {
}
}
}
githubHTTPClient.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
githubHTTPClient.setRequestHeader("Authorization","token "+oauthAccessToken);
var stringifiedGist = JSON.stringify(gistToCreate);
githubHTTPClient.send(stringifiedGist);
lastDownTarget = visibleCanvas;
}
function RLE_encode(input) {
var encoding = [];
var prev, count, i;
for (count = 1, prev = input[0], i = 1; i < input.length; i++) {
if (input[i] != prev) {
encoding.push(count);
encoding.push(prev);
count = 1;
prev = input[i];
}
else
count ++;
}
encoding.push(count);
encoding.push(prev);
return encoding;
}
function stateToString() {
var state = new Object();
state.canvasIndex = canvasIndex;
state.gameLink = gameLink;
state.canvasses = new Array();
state.visibleCanvasses = new Array();
state.enabled = new Array();
state.scripts = [];
for (var i = 0; i < pages; i++) {
var canvas = canvasses[i];
var s = "";
for (var j = 0; j < width * height; j++) {
s += canvas[j].toString(17);
}
var pairs = RLE_encode(s);
state.canvasses.push(pairs);
state.visibleCanvasses.push(visibleCanvasses[i])
state.scripts.push(scripts[i].trim())
state.enabled.push(1)
}
var result = JSON.stringify(state);
return result;
}
function stringToState(str) {
var state = JSON.parse(str);
gameLink = state.gameLink;
canvasIndex = state.canvasIndex;
canvasses = new Array();
visibleCanvasses = new Array();
for (var k=0;k<state.canvasses.length;k++){
var s = state.canvasses[k];
var ar = new Uint8Array(width*height);
var index=0;
for (var i=0;i<s.length;i+=2){
var count=s[i];
var ch=s[i+1];
for (var j=0;j<count;j++){
ar[index]=parseInt(ch,17);
index++;
}
}
canvasses.push(ar);
visibleCanvasses.push(parseInt(state.visibleCanvasses[k]))
}
scripts = state.scripts;
setVisuals(true);
setVisibilityIcons();
setLayer(canvasIndex + 1);
}
document.addEventListener("keydown", press);
document.addEventListener("keyup", release);
var clipboard = null;
var savedString;
function press(evt) {
evt = evt || window.event;
if (evt.target.nodeName == "TEXTAREA") {
return;
}
/*
if (evt.keyCode==83){//S(ave)
savedString = stateToString();
} else if (evt.keyCode==76){//L(oad)
stringToState(savedString);
setVisuals();
setLayer(canvasIndex+1);
} */
if (evt.keyCode === 67) { //c
clipboard = {
image: JSON.stringify(canvasses[canvasIndex]),
script: scripts[canvasIndex]
};
} else if (evt.keyCode === 88) { //x
clipboard = {
image: JSON.stringify(canvasses[canvasIndex]),
script: scripts[canvasIndex]
};
clearPalette();
scripts[canvasIndex] = "";
editor.setValue("");
} else if (evt.keyCode === 86) { //v
if (clipboard !== null) {
preserveUndoState();
var ar = JSON.parse(clipboard.image);
var arui8 = new Uint8Array(width * height);
for (var i = 0; i < width * height; i++) {
arui8[i] = ar[i];
}
canvasses[canvasIndex] = arui8;
scripts[canvasIndex] = clipboard.script;
editor.setValue(scripts[canvasIndex]);
setVisuals();
}
} else if (evt.keyCode === 189 || evt.keyCode === 173) { //-
if (radius === 3) {
setRadius(1);
} else if (radius === 5) {
setRadius(3);
} else if (radius === 7) {
setRadius(5);
} else if (radius === 9) {
setRadius(7);
} else if (radius === 11) {
setRadius(9);
} else if (radius === 13) {
setRadius(11);
} else if (radius === 16) {
setRadius(13);
}
} else if (evt.keyCode === 187 || evt.keyCode === 61) { //+
if (radius === 0) {
setRadius(1);
} else if (radius === 1) {
setRadius(3);
} else if (radius === 3) {
setRadius(5);
} else if (radius === 5) {
setRadius(7);
} else if (radius === 7) {
setRadius(9);
} else if (radius === 9) {
setRadius(11);
} else if (radius === 11) {
setRadius(13);
} else if (radius === 13) {
setRadius(16);
}
} else if (evt.keyCode === 90) { //z
if (undoList.length > 0) {
var dat = undoList.pop();
nosave = true;
if ("fullstore" in dat) {
stringToState(dat.fullstore);
setVisuals(true);
setLayer(canvasIndex + 1);
} else {
canvasses[dat.canvasIndex] = dat.canvasDat;
scripts[dat.canvasIndex] = dat.script;
visibleCanvasses = dat.visibleCanvasses.slice();
setLayer(dat.canvasIndex + 1);
if (shareLinkInner !== null) {
shareLinkInner.style.color = "gray";
}
}
nosave = false;
setVisibilityIcons();
}
}
if (evt.keyCode ===91 || evt.keyCode === 16 || evt.keyCode === 17){
if (drawing===1){
drawing=-1;
}
}
}
function release(evt) {
evt = evt || window.event;
if (evt.target.nodeName == "TEXTAREA") {
return;
}
if (evt.keyCode ===91 || evt.keyCode == 16 || evt.keyCode == 17){
if (drawing===-1){
drawing=1;
}
}
}
function getRandomInt(min, max) {
return Math.floor(Math.random() * (max - min)) + min;
}
var thumbwidth = 20;
var thumbheight = 10;
var width = 200;
var height = 100;
var zoomFactor = 4;
var radius = 5;
var pages = 50;
var visibleCanvas;
var visibleContext;
var linkInput;
var id;
var id_d;
var lastX = -1;
var lastY = -1;
var bucketElem;
function linkChange(newLink) {
gameLink = newLink;
}
function clearPalette() {
preserveUndoState();
var canvas = canvasses[canvasIndex];
for (var i = 0; i < width * height; i++) {
canvas[i] = 0;
}
setVisuals();
}
function setToolsSelection(){
handElem.setAttribute("class","radius");
bucketElem.setAttribute("class", "radius");
for (var i = 0; i < 16; i++) {
if (radiusElem[i] !== null) {
radiusElem[i].setAttribute("class", "radius");
}
}
if (handMode){
handElem.setAttribute("class","radius selected");
} else {
if (radius > 0) {
radiusElem[radius - 1].setAttribute("class", "radius selected");
} else {
bucketElem.setAttribute("class", "radius selected");
}
}
}
var handMode=false;
function setHand(){
handMode=true;
gamecode = stateToString();
reset();
for (var i=0;i <pages;i++){
enabled[i]=1;
visibleCanvasses[i]= (i===0)?1:0;
}
gamecode = stateToString();
interpreterActive=true;
runScript(scripts[0],0)
interpreterActive=false;
setToolsSelection();
updateLayerLabels();
setVisualEnabledIndicator();
setVisuals();
}
function rewind(){
reset();
setToolsSelection();
updateLayerLabels();
setVisualEnabledIndicator();
setVisuals();
}
function setRadius(newRadius) {
handMode=false;
leavePlayMode();
radius = newRadius;
setToolsSelection();
}
function loadState(code){
gamecode=code;
state=JSON.parse(code);
enabled=[]
setVisualEnabledIndicator();
for (var i=0;i<pages;i++){
visibleCanvasses[i]=i===0?1:0;
enabled[i]=1;
}
setLayer(1);
}
function setColor(newColorIndex) {
colorIndex=newColorIndex;
for(var i=0;i<16;i++){
if (colorElem[i]!==null){
colorElem[i].setAttribute("class","unselected");
}
}
colorElem[colorIndex].setAttribute("class","selected");
}
function setVisibilityIcons() {
for (var i = 0; i < pages; i++) {
if (visibleCanvasses[i] === 0) {
visibilityElem[i].src = "eye2.png";
} else {
visibilityElem[i].src = "eye.png";
}
}
}
function toggleLayerVisible(index) {
if (index === canvasIndex) {
visibleCanvasses[index] = 0;
visibilityElem[index].src = "eye2.png"
//first look for lower layer to select
for (var i = index - 1; i >= 0; i--) {
if (visibleCanvasses[i] === 1) {
setLayer(i + 1);
return;
}
}
for (var i = index + 1; i < pages; i++) {
if (visibleCanvasses[i] === 1) {
setLayer(i + 1);
return;
}
}
//fallback: literally no layers visible, just enable layer zero
setLayer(1);
return;
}
visibleCanvasses[index] = 1 - visibleCanvasses[index];
if (visibleCanvasses[index] === 0) {
visibilityElem[index].src = "eye2.png";
} else {
visibilityElem[index].src = "eye.png";
}
setVisuals();
}
function setLayerVisible(index) {
// for (var i = 0; i < pages; i++) {
// if (visibleCanvasses[i] === 1 && colors[i] === colors[index]) {
// visibilityElem[i].src = "eye2.png";
// visibleCanvasses[i] = 0;
// }
// }
enabled[index]=1;
visibleCanvasses[index] = 1;
visibilityElem[index].src = "eye.png";
}
function updateLayerLabels(){
for (var i = 0; i < pages; i++) {
if (layerElem[i] !== null) {
layerElem[i].setAttribute("class", "layerItem");
}
}
if (!handMode){
layerElem[canvasIndex].setAttribute("class", "layerItem selectedItem");
}
}