BrowserLogic/js/globalfunctions.js

164 lines
5.3 KiB
JavaScript

function addElement(RestoreData = null,refClass,props) {
let newElement = new refClass(RestoreData,logicEngine,...props);
if (!RestoreData) {
let x = Math.round(logicEngine.Canvas.width / 2);
let y = Math.round(logicEngine.Canvas.height / 2);
let width = newElement.Width;
let height = newElement.Height;
let noclearspot = true;
while (noclearspot) {
if (!logicEngine.ActiveContainer.checkOverlayBounds(x, y, width, height)) {
noclearspot = false;
} else {
x += Math.floor(Math.random() * (width - (width - (width * 2)))) + (width - (width * 2));
y += Math.floor(Math.random() * (height - (height - (height * 2)))) + (height - (height * 2));
if (x < 0) x = 0;
if (y < 0) y = 0;
if (x + width > logicEngine.Canvas.width) x = logicEngine.Canvas.width - width;
if (y + height > logicEngine.Canvas.height) y = logicEngine.Canvas.height - height;
}
}
newElement.X = x;
newElement.Y = y;
}
logicEngine.ActiveContainer.AddElement(newElement);
logicEngine.ActiveContainer.Select(newElement);
return newElement;
}
function setCookie(cname, cvalue, exdays) {
let d = new Date();
d.setTime(d.getTime() + (exdays*24*60*60*1000));
let expires = "expires="+ d.toUTCString();
document.cookie = cname + '="' + cvalue + '";' + expires;
localStorage.setItem(cname,cvalue);
}
function getCookie(cname) {
let name = cname + "=";
let decodedCookie = decodeURIComponent(document.cookie);
let ca = decodedCookie.split(';');
for(var i = 0; i <ca.length; i++) {
var c = ca[i];
while (c.charAt(0) == ' ') {
c = c.substring(1);
}
if (c.indexOf(name) == 0) {
return c.substring(name.length, c.length);
}
}
return localStorage.getItem(cname);
}
function CheckForWelcomeCookie() {
if (getCookie("hidewelcomescreen")) {
let WelcomeScreen = document.getElementById("WelcomeWindow");
let DarkOverlay = document.getElementById("darkout-overlay");
WelcomeScreen.style.display = "none";
DarkOverlay.style.display = "none";
}
}
function getMousePos(canvas, evt) {
let rect = canvas.getBoundingClientRect();
return {
x: evt.clientX - rect.left,
y: evt.clientY - rect.top
};
}
function averageArray(arr) {
return arr.reduce((a, b) => (a + b)) / arr.length;
}
function length2D(x1,y1,x2,y2) {
let xDist = x1 - x2;
let yDist = y1 - y2;
return Math.sqrt(xDist*xDist + yDist * yDist);
}
function getElementInfo(element) {
for (let a = 0; a < ElementReferenceTable.length; a++) {
if (ElementReferenceTable[a].Name == element) return ElementReferenceTable[a];
}
return false;
}
function isVersionNewer(version1,version2,orEqual = true) {
let v1 = version1.split(".");
let v2 = version1.split(".");
if (v1.length != 3) return false;
if (v2.length != 3) return false;
for (let a = 0; a < 3; a++) {
v1[a] = parseInt(v1[a]);
v2[a] = parseInt(v2[a]);
}
if (v1[0] > v2[0]) return true;
if (v1[0] == v2[0] && v1[1] > v2[1]) return true;
if (v1[0] == v2[0] && v1[1] == v2[1] && v1[2] > v2[2]) return true;
if ((v1[0] == v2[0] && v1[1] == v2[1]) && (orEqual && v1[2] == v2[2])) return true;
return false;
}
function createSaveState(container = false) {
let saveState = {
Name: "LogicDesign",
Version: Version,
Timestamp: Date.now(),
Elements: new Array()
};
if (container.Elements.length > 0) saveState.Elements = container.Elements;
return saveState;
}
function download(filename, savestate) {
let text = JSON.stringify(savestate);
let element = document.createElement('a');
element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(text));
element.setAttribute('download', filename);
element.style.display = 'none';
document.body.appendChild(element);
element.click();
document.body.removeChild(element);
}
function loadsave(savedata) {
if (!savedata) return false;
if (!savedata.Version) return false; // TODO: Let the person know invalid save file
if (!isVersionNewer(savedata.Version,"0.3.0")) return false; // TODO: Let the person know the version is too old
let newContainer = new elementContainer();
let elementConnections = new Array();
for (let a = 0; a < savedata.Elements.length; a++) {
let classRef = getElementInfo(savedata.Elements[a].Name).Class;
let newElement = new classRef(savedata.Elements[a],logicEngine,savedata.Elements[a].Args);
newContainer.AddElement(newElement);
newElement.Designator = savedata.Elements[a].Designator;
if (savedata.Elements[a].Outputs) {
if (savedata.Elements[a].Outputs.length > 0) {
for (let b=0; b < savedata.Elements[a].Outputs.length; b++) {
elementConnections.push({
FromElement: newElement,
Input: savedata.Elements[a].Outputs[b].Input,
ToElement: savedata.Elements[a].Outputs[b].Element
});
}
}
}
}
// Now we need to make all of the connections
for (let a = 0; a < elementConnections.length; a++) {
let toElement = newContainer.HasElement(elementConnections[a].ToElement);
if (toElement) {
let newConnection = new ElementConnection(newContainer,toElement,elementConnections[a].Input);
elementConnections[a].FromElement.OutputConnections.push(newConnection);
}
}
logicEngine.ActiveContainer = newContainer;
return true;
}