{
  "version": 3,
  "sources": ["../src/common/teletype.ts"],
  "sourcesContent": ["\nimport { InputResponse } from \"./basic/runtime\";\n\nexport class TeleType {\n    page: HTMLElement;\n    fixed: boolean;\n    ncols: number = 80;\n    scrolldiv: HTMLElement;\n    bell; // Audio\n\n    curline: HTMLElement;\n    curstyle: number;\n    reverse: boolean;\n    col: number;\n    row: number;\n    lines: HTMLElement[];\n    ncharsout : number;\n\n    constructor(page: HTMLElement, fixed: boolean) {\n        this.page = page;\n        this.fixed = fixed;\n        this.clear();\n    }\n    clear() {\n        this.curline = null;\n        this.curstyle = 0;\n        this.reverse = false;\n        this.col = 0;\n        this.row = -1;\n        this.lines = [];\n        this.ncharsout = 0;\n        $(this.page).empty();\n        this.showPrintHead(true);\n    }\n    ensureline() {\n        if (this.curline == null) {\n            this.curline = this.lines[++this.row];\n            if (this.curline == null) {\n                this.curline = $('<div class=\"transcript-line\"/>')[0];\n                this.page.appendChild(this.curline);\n                this.lines[this.row] = this.curline;\n                this.scrollToBottom();\n            }\n        }\n    }\n    flushline() {\n        this.curline = null;\n        this.col = 0;\n        this.movePrintHead(false);\n    }\n    addtext(line: string, style: number) {\n        this.ensureline();\n        if (line.length) {\n            // in fixed mode, only do characters\n            if (this.fixed && line.length > 1) {\n                for (var i = 0; i < line.length; i++)\n                    this.addtext(line[i], style);\n                return;\n            }\n            // process control codes\n            if (line.length == 1) {\n                var ch = line.charCodeAt(0);\n                switch (ch) {\n                    case 7: if (this.bell) this.bell.play(); break;\n                    case 8: if (this.col > 0) this.col--; break;\n                    case 12: this.formfeed(); break;\n                    case 13: this.col = 0; break;\n                }\n                if (ch < 32) return; // ignore non-printables\n            }\n            var span = $(\"<span/>\").text(line);\n            for (var i = 0; i < 8; i++) {\n                if (style & (1 << i))\n                    span.addClass(\"transcript-style-\" + (1 << i));\n            }\n            if (this.reverse) span.addClass(\"transcript-reverse\");\n            //span.data('vmip', this.vm.pc);\n            // in fixed mode, we can overwrite individual characters\n            if (this.fixed && line.length == 1 && this.col < this.curline.childNodes.length) {\n                this.curline.replaceChild(span[0], this.curline.childNodes[this.col]);\n            } else {\n                span.appendTo(this.curline);\n            }\n            this.col += line.length;\n            // wrap @ 80 columns (TODO: const)\n            if (this.fixed && this.col >= this.ncols) this.flushline();\n            this.ncharsout += line.length;\n            this.movePrintHead(true);\n        }\n    }\n    newline() {\n        this.flushline();\n        this.ensureline();\n    }\n    print(val: string) {\n        // split by newlines\n        var lines = val.split(\"\\n\");\n        for (var i = 0; i < lines.length; i++) {\n            if (i > 0) this.newline();\n            this.addtext(lines[i], this.curstyle);\n        }\n    }\n    move_cursor(col: number, row: number) {\n        if (!this.fixed) return; // fixed windows only\n        // ensure enough row elements\n        while (this.lines.length <= row) {\n            this.flushline();\n            this.ensureline();\n        }\n        // select row element\n        this.curline = this.lines[row];\n        this.row = row;\n        // get children in row (individual text cells)\n        var children = $(this.curline).children();\n        // add whitespace to line?\n        if (children.length > col) {\n            this.col = col;\n        } else {\n            while (this.col < col)\n                this.addtext(' ', this.curstyle);\n        }\n    }\n    setrows(size: number) {\n        if (!this.fixed) return; // fixed windows only\n        // truncate rows?\n        var allrows = $(this.page).children();\n        if (allrows.length > size) {\n            this.flushline();\n            allrows.slice(size).remove();\n            this.lines = this.lines.slice(0, size);\n            //this.move_cursor(0,0); \n        }\n    }\n    formfeed() {\n        for (var i=0; i<60; i++) { this.newline(); this.ensureline(); }\n    }\n    scrollToBottom() {\n        this.curline.scrollIntoView();\n    }\n    movePrintHead(printing: boolean) {\n        /*\n        var ph = $(\"#printhead\"); // TODO: speed?\n        var x = $(this.page).position().left + this.col * ($(this.page).width() / 80) - 200;\n        ph.stop().animate({left: x}, {duration:20});\n        //ph.offset({left: x});\n        if (printing) ph.addClass(\"printing\");\n        else ph.removeClass(\"printing\");\n        */\n    }\n    showPrintHead(show: boolean) {\n        /*\n        var ph = $(\"#printhead\"); // TODO: speed?\n        if (show) ph.show(); else ph.hide();\n        */\n    }\n    resize(columns: number) {\n        // set font size proportional to window width\n        var charwidth = $(this.page).width() * 1.6 / columns;\n        $(this.page).css('font-size', charwidth + 'px');\n        this.scrollToBottom();\n    }\n    saveState() {\n        return {\n            curstyle: this.curstyle,\n            reverse: this.reverse,\n            col: this.col,\n            row: this.row,\n            ncharsout : this.ncharsout,\n            lines: this.lines.map((line) => line.cloneNode(true)),\n        }\n    }\n    loadState(state) {\n        this.curstyle = state.curstyle;\n        this.reverse = state.reverse;\n        this.col = state.col;\n        this.row = state.row;\n        this.ncharsout = state.ncharsout;\n        $(this.page).empty();\n        for (var i=0; i<state.lines.length; i++) {\n            this.page.appendChild(state.lines[i]);\n        }\n        this.lines = state.lines;\n        this.curline = state.lines[this.row];\n    }\n}\n\nexport class TeleTypeWithKeyboard extends TeleType {\n    input : HTMLInputElement;\n    msecPerLine : number = 100; // IBM 1403\n    keepinput : boolean = true;\n    keephandler : boolean = true;\n    uppercaseOnly : boolean = false;\n    splitInput : boolean = false;\n    resolveInput : (InputResponse) => void;\n\n    focused : boolean = true;\n    scrolling : number = 0;\n    waitingfor : string;\n    lastInputRequestTime : number;\n\n    constructor(page: HTMLElement, fixed: boolean, input: HTMLInputElement) {\n        super(page, fixed);\n        this.input = input;\n        this.input.onkeypress = (e) => {\n            this.sendkey(e);\n        };\n        this.input.onfocus = (e) => {\n            this.focused = true;\n            console.log('inputline gained focus');\n        };\n        $(\"#workspace\").on('click', (e) => {\n            this.focused = false;\n            console.log('inputline lost focus');\n        });\n        this.page.onclick = (e) => {\n            this.input.focus();\n        };\n    }\n    clear() {\n        super.clear();\n        this.hideinput();\n        this.waitingfor = null;\n    }\n    focusinput() {\n        this.ensureline();\n        this.showPrintHead(false);\n        // don't steal focus while editing\n        if (this.keepinput)\n            $(this.input).css('visibility', 'visible');\n        else\n            $(this.input).appendTo(this.curline).show()[0];\n        // scroll to bottom\n        this.scrollToBottom();\n        // refocus?\n        if (this.focused) {\n            $(this.input).focus();\n        }\n        // change size\n        if (this.waitingfor == 'char')\n            $(this.input).addClass('transcript-input-char')\n        else\n            $(this.input).removeClass('transcript-input-char')\n        this.lastInputRequestTime = Date.now();\n    }\n    hideinput() {\n        this.showPrintHead(true);\n        if (this.keepinput)\n            $(this.input).css('visibility','hidden');\n        else\n            $(this.input).appendTo($(this.page).parent()).hide();\n    }\n    clearinput() {\n        this.input.value = '';\n        this.waitingfor = null;\n    }\n    cancelinput() {\n        this.sendinput('');\n    }\n    sendkey(e: KeyboardEvent) {\n        if (this.waitingfor == 'line') {\n            if (e.key == \"Enter\") {\n                this.sendinput(this.input.value.toString());\n            }\n        } else if (this.waitingfor == 'char') {\n            this.sendchar(e.keyCode);\n            e.preventDefault();\n        }\n    }\n    sendinput(s: string) {\n        if (this.resolveInput) {\n            var elapsed = Date.now() - this.lastInputRequestTime;\n            if (this.uppercaseOnly) s = s.toUpperCase(); // TODO: always uppercase?\n            this.addtext(s, 4);\n            this.flushline();\n            this.clearinput();\n            this.hideinput(); // keep from losing input handlers\n            var vals = this.splitInput ? s.split(',') : null;\n            this.resolveInput({line:s, vals:vals, elapsed:elapsed/1000});\n            if (!this.keephandler) this.resolveInput = null;\n        }\n    }\n    sendchar(code: number) {\n        this.sendinput(String.fromCharCode(code));\n    }\n    ensureline() {\n        if (!this.keepinput) $(this.input).hide();\n        super.ensureline();\n    }\n    scrollToBottom() {\n        if (this.scrolldiv) {\n            this.scrolling++;\n            var top = $(this.page).height() + $(this.input).height();\n            $(this.scrolldiv).stop().animate({scrollTop: top}, this.msecPerLine, 'swing', () => {\n                this.scrolling = 0;\n                this.ncharsout = 0;\n            });\n        } else {\n            this.input.scrollIntoView();\n        }\n    }\n    isBusy() {\n        // stop execution when scrolling and printing non-newlines\n        return this.scrolling > 0 && this.ncharsout > 0;\n    }\n}\n"],
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