@moderrkowo/jsgl/dist/JSGL.js

Client-side JavaScript library for creating web 2D games. Focusing at objective game.

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Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},Gt(t)}function It(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,Wt(r.key),r)}}function Ht(t,e,n){return(e=Wt(e))in t?Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}):t[e]=n,t}function Wt(t){var e=function(t,e){if("object"!==Gt(t)||null===t)return t;var n=t[Symbol.toPrimitive];if(void 0!==n){var r=n.call(t,"string");if("object"!==Gt(r))return r;throw new TypeError("@@toPrimitive must return a primitive value.")}return String(t)}(t);return"symbol"===Gt(e)?e:String(e)}var Ut=function(){function t(){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),Ht(this,"isMousePrimaryButtonDown",!1),Ht(this,"mouseScrollDelta",new y),Ht(this,"mouseClientPosition",new y),Ht(this,"mouseWorldPosition",new y),Ht(this,"mousePreciseWorldPosition",new 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n=Object.prototype.toString.call(t).slice(8,-1);return"Object"===n&&t.constructor&&(n=t.constructor.name),"Map"===n||"Set"===n?Array.from(t):"Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)?Vt(t,e):void 0}}(t))||e&&t&&"number"==typeof t.length){n&&(t=n);var r=0,o=function(){};return{s:o,n:function(){return r>=t.length?{done:!0}:{done:!1,value:t[r++]}},e:function(t){throw t},f:o}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var i,a=!0,s=!1;return{s:function(){n=n.call(t)},n:function(){var t=n.next();return a=t.done,t},e:function(t){s=!0,i=t},f:function(){try{a||null==n.return||n.return()}finally{if(s)throw i}}}}function Vt(t,e){(null==e||e>t.length)&&(e=t.length);for(var n=0,r=new Array(e);n<e;n++)r[n]=t[n];return r}function Yt(t,e){var n=Object.keys(t);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(t);e&&(r=r.filter((function(e){return 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String(t)}(t);return"symbol"===zt(e)?e:String(e)}var Kt=function(){function t(e){var n=this;if(function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),qt(this,"renderer",new Lt(this)),qt(this,"_isPlaying",!1),qt(this,"_unscaledTime",0),qt(this,"_deltaTime",0),qt(this,"timeScale",1),qt(this,"isNeedToUpdate",!0),qt(this,"_gameLoop",(function(t){n._gameLoopUpdate(t),document.hasFocus()||n.gameSettings.refreshWhenUnfocused?(n._gameLoopDraw(),n._isPlaying&&window.requestAnimationFrame(n._gameLoop)):n._isPlaying&&window.requestAnimationFrame(n._gameLoop)})),qt(this,"_signals",new E),qt(this,"emit",(function(t,e){return n._signals.emit(t,e)})),qt(this,"on",(function(t,e){return n._signals.on(t,e)})),qt(this,"resources",new Map),qt(this,"_isLoadedAllResources",!1),qt(this,"gameObjects",[]),qt(this,"_tempMouseWheelDeltaY",0),this.gameSettings=Ft(Ft({},O),e),void 0===this.gameSettings.canvas)throw new Error("Cannot asign canvas.");if(this.canvas=this.gameSettings.canvas,void 0===this.gameSettings.grid)throw new Error("Cannot asign grid.");this.grid=this.gameSettings.grid,this.input=new Ut,this._registerCanvasEvents(),this.gameSettings.autoResize&&window.addEventListener("resize",(function(){n.renderer.resizeCanvas(),n.Update()})),this.renderer.ctx.imageSmoothingEnabled=!0,void 0!==this.gameSettings.canvasImageQuality&&(this.renderer.ctx.imageSmoothingQuality=this.gameSettings.canvasImageQuality),this.canvasViewOffset=new y}var e,o;return e=t,o=[{key:"RescaleCanvasToParentElement",value:function(t){return this.renderer.canvasParentSize=t,this.renderer.resizeCanvas(),this.renderer.canvasSize}},{key:"_registerCanvasEvents",value:function(){var t=this;this.canvas.addEventListener("mousemove",(function(e){t.mouseMoveHandler(t,e)})),document.addEventListener("mouseup",(function(){t.mouseUpHandler(t)})),document.addEventListener("mousedown",(function(){t.mouseDownHandler(t)})),this.canvas.addEventListener("click",(function(){t.mouseClickHandler(t)})),this.canvas.addEventListener("wheel",(function(e){t.mouseWheelHandler(t,e)}),{passive:!1}),document.addEventListener("keydown",(function(e){if(!e.defaultPrevented){e.preventDefault();var n=e.code.toLowerCase().replace("key","");t.input.keysDown.add(n)}})),document.addEventListener("keyup",(function(e){if(!e.defaultPrevented){e.preventDefault();var n=e.code.toLowerCase().replace("key","");t.input.keysUp.add(n)}}))}},{key:"_gameLoopUpdate",value:function(t){this._deltaTime=t-this._unscaledTime,this._unscaledTime=t;var e={unscaledDeltaTime:this._deltaTime/1e3,unscaledTime:this._unscaledTime/1e3,deltaTime:this._deltaTime/1e3*this.timeScale,timeScale:this.timeScale,game:this},n=this.mouseHoveredGameObject,r=this.constructMouseEvent(),o=this.lastMouseHoveredGameObject;o!==n&&(void 0!==o&&o.OnMouseHoverEnd(r),null==n||n.OnMouseHoverStart(r),this.lastMouseHoveredGameObject=n),this.input.mouseScrollDelta=new y(0,this._tempMouseWheelDeltaY),0!==this._tempMouseWheelDeltaY&&this.emit("mouseScroll",r),this._tempMouseWheelDeltaY=0;var i={game:this,input:this.input};this.input.keysDown.size>0&&this.emit("keyDown",i),this.input.keysUp.size>0&&this.emit("keyUp",i);var a,s=Bt(this.gameObjects);try{for(s.s();!(a=s.n()).done;){var u=a.value;if(u.enabled)try{u.Update(e)}catch(t){console.warn("Problem with executing Update @ ".concat(u.constructor.name," "),u),t instanceof Error&&console.error(t.message)}}}catch(t){s.e(t)}finally{s.f()}var c,l=Bt(this.gameObjects);try{for(l.s();!(c=l.n()).done;){var f=c.value;if(f.enabled)try{f.FixedUpdate(e)}catch(t){console.warn("Problem with executing FixedUpdate @ ".concat(f.constructor.name," "),f),t instanceof Error&&console.error(t.message)}}}catch(t){l.e(t)}finally{l.f()}this.input.keysDown.clear(),this.input.keysUp.clear()}},{key:"_gameLoopDraw",value:function(){if(this.isNeedToUpdate||this.gameSettings.drawAlways){this.renderer.clearFrame();var t={renderer:this.renderer,game:this};this.emit("draw",t);var e,n=Bt(this.gameObjects);try{for(n.s();!(e=n.n()).done;){var r=e.value;if(r.enabled&&r instanceof I)try{if(r.OnDraw(t),r instanceof F){var o=r;this.renderer.drawHitbox(o)}}catch(t){console.warn("Problem with executing draw @ ".concat(r.constructor.name," "),r),t instanceof Error&&console.error(t.message)}}}catch(t){n.e(t)}finally{n.f()}this.isNeedToUpdate=!1}}},{key:"Update",value:function(){this.isNeedToUpdate=!0}},{key:"StartGameLoop",value:function(){var t=this;this._isPlaying?console.warn("Cannot start new game loop when the game loop exists."):window.requestAnimationFrame((function(){window.requestAnimationFrame(t._gameLoop.bind(t)),t._isPlaying=!0}))}},{key:"StopGameLoop",value:function(){console.warn("Stopped the game loop! Restarting the game loop will cause a time skip."),this._isPlaying=!1}},{key:"Start",value:function(){this.StartGameLoop(),this.emit("start",{game:this})}},{key:"LoadGameAndStart",value:function(){var t=this;return new Promise((function(e,n){t._isPlaying&&n(new Error("Cannot load and start game because the game loop currently exists!")),t.on("loadAllResources",(function(){t.Start(),e({game:t})}));try{setTimeout((function(){t.LoadAllResources()}),1)}catch(t){n(t)}}))}},{key:"LoadResource",value:function(t,e,n){if("image"!==t)throw new Error("Unknown resource type.");this.resources.set(e,{uid:e,type:t,path:n,object:void 0,loaded:!1}),this.LoadAllResources()}},{key:"CreateImage",value:function(t){var e=new Image;return e.src=t,e}},{key:"GetResource",value:function(t){var e=this.resources.get(t);if(void 0===e)throw new Error("Resource not loaded!");return e}},{key:"GetImage",value:function(t){var e=this.GetResource(t);if("image"===e.type&&e.loaded)return e.object}},{key:"LoadAllResources",value:function(){var t=this;if(0===this.resources.size)return this._signals.emit("loadAllResources",{game:this}),void(this._isLoadedAllResources=!0);var e=0,n=function(){0==(e-=1)&&(t._isLoadedAllResources||(t._signals.emit("loadAllResources",{game:t}),t._isLoadedAllResources=!0))};this.resources.forEach((function(t){if(!t.loaded)if("image"===t.type){var r=new Image;r.src=t.path,r.addEventListener("error",(function(){t.loaded=!1,console.error("Cannot load ".concat(t.uid," resource.")),n()})),r.addEventListener("load",(function(){t.object=r,t.loaded=!0,n()})),e+=1}else console.warn('Type "'.concat(t.type,'" is unknown resources type.'))}))}},{key:"SortGameObjects",value:function(){this.gameObjects.sort((function(t,e){return t.sortingOrder-e.sortingOrder}))}},{key:"AddGameObject",value:function(t){if(!(t i