{"id":453,"date":"2015-07-29T21:28:18","date_gmt":"2015-07-29T12:28:18","guid":{"rendered":"http:\/\/ik1-306-13392.vs.sakura.ne.jp\/?p=453"},"modified":"2015-07-29T22:01:55","modified_gmt":"2015-07-29T13:01:55","slug":"post-453","status":"publish","type":"post","link":"https:\/\/nobunobu1717.site\/?p=453","title":{"rendered":"HTML5\u3068JavaScript\u3067\u30b5\u30a6\u30f3\u30c9\u30ce\u30d9\u30eb\u3092\u4f5c\u308b(TypeScript\u4f7f\u7528) \u305d\u306e3"},"content":{"rendered":"<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">Contents<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u6982\u8981<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u4eca\u56de\u3084\u308a\u305f\u3044\u3053\u3068<\/a><\/li><li><a href=\"#i-3\"><span class=\"toc_number toc_depth_1\">3<\/span> \u72b6\u614b\u5b9a\u7fa9<\/a><\/li><li><a href=\"#i-4\"><span class=\"toc_number toc_depth_1\">4<\/span> \u30da\u30fc\u30b8\u3092\u623b\u3059\u3001\u9032\u3081\u308b<\/a><\/li><li><a href=\"#i-5\"><span class=\"toc_number toc_depth_1\">5<\/span> \u73fe\u5728\u8868\u793a\u306b\u623b\u3059<\/a><\/li><li><a href=\"#i-6\"><span class=\"toc_number toc_depth_1\">6<\/span> \u30b3\u30fc\u30c9\u5168\u4f53<\/a><\/li><li><a href=\"#i-7\"><span class=\"toc_number toc_depth_1\">7<\/span> \u307e\u3068\u3081<\/a><\/li><\/ul><\/div>\n<h2><span id=\"i\">\u6982\u8981<\/span><\/h2>\n<p><a href=\"http:\/\/168.138.214.208\/?p=430\" target=\"_blank\">\u524d\u56de<\/a>\u306fTypeScript(HTML5 + JavaScript)\u3092\u7528\u3044\u3066\u30b5\u30a6\u30f3\u30c9\u30ce\u30d9\u30eb\u3063\u307d\u3044\u30ad\u30e3\u30ec\u30c3\u30c8\u8868\u793a\u3068\u3001\u81ea\u52d5\u6539\u30da\u30fc\u30b8\u3092\u884c\u3044\u307e\u3057\u305f\u3002<br \/>\n\u4eca\u56de\u306f\u30da\u30fc\u30b8\u623b\u3057\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<h2><span id=\"i-2\">\u4eca\u56de\u3084\u308a\u305f\u3044\u3053\u3068<\/span><\/h2>\n<p>\u6587\u7ae0\u3092\u8868\u793a\u4e2d\u306b\u4ee5\u524d\u306e\u30da\u30fc\u30b8\u306e\u8868\u793a\u5185\u5bb9\u3092\u8868\u793a\u3055\u305b\u307e\u3059\u3002<br \/>\n\u623b\u308a\u4e2d\u306f\u6587\u5b57\u8272\u3092\u5909\u66f4\u3057\u3066\u4e00\u76ee\u3067\u623b\u3057\u4e2d\u3068\u308f\u304b\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<br \/>\n<a href=\"http:\/\/168.138.214.208\/wp-content\/uploads\/2015\/07\/modosi.jpg\"><img class=\"alignnone size-medium wp-image-454\" src=\"http:\/\/168.138.214.208\/wp-content\/uploads\/2015\/07\/modosi-300x225.jpg\" alt=\"modosi\" width=\"300\" height=\"225\" srcset=\"https:\/\/nobunobu1717.site\/wp-content\/uploads\/2015\/07\/modosi-300x225.jpg 300w, https:\/\/nobunobu1717.site\/wp-content\/uploads\/2015\/07\/modosi.jpg 360w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u52d5\u304f\u30b5\u30f3\u30d7\u30eb\u306f<a href=\"http:\/\/sample.nobu1710.expressweb.jp\/novel3\/index.html\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2><span id=\"i-3\">\u72b6\u614b\u5b9a\u7fa9<\/span><\/h2>\n<p>\u4eca\u56de\u306f\u3001\u6587\u7ae0\u306e\u8868\u793a\u4e2d\u3068\u904e\u53bb\u623b\u308a\u4e2d\u304b\u3092\u72b6\u614b\u3068\u3057\u3066\u4fdd\u6301\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306aenum\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \" title=\"enum\u5b9a\u7fa9\">\/\/\u8868\u793a\u72b6\u614b\r\nenum State {\r\n    \/\/\u901a\u5e38\r\n    Normal = 100,\r\n    \/\/\u623b\u308a\u8868\u793a\u4e2d\r\n    PastView = 200\r\n}<\/pre>\n<h2><span id=\"i-4\">\u30da\u30fc\u30b8\u3092\u623b\u3059\u3001\u9032\u3081\u308b<\/span><\/h2>\n<p>\u6b21\u306b\u5b9f\u969b\u306b\u30da\u30fc\u30b8\u306e\u623b\u3057\u3068\u9032\u3081\u308b\u6a5f\u80fd\u3092\u8003\u3048\u307e\u3059\u3002<br \/>\n\u3053\u306e\u6a5f\u80fd\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306bNovelDisplay\u30af\u30e9\u30b9\u306b\u4ee5\u4e0b\u306e2\u3064\u306e\u30e1\u30f3\u30d0\u30fc\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<br \/>\n1.\u623b\u308a\u30da\u30fc\u30b8<br \/>\n2.\u73fe\u5728\u306e\u72b6\u614b<\/p>\n<pre class=\"lang:default decode:true \" title=\"\u30e1\u30f3\u30d0\u8ffd\u52a0\">class NovelDisplay{\r\n    \/\/\u623b\u308b\u30da\u30fc\u30b8\r\n    private backPage: number;\r\n    \/\/\u73fe\u5728\u306e\u72b6\u614b\r\n    private currentState: State;\r\n\r\n}<\/pre>\n<p>\u6b21\u306b\u4ee5\u4e0b\u306e2\u3064\u306e\u6a5f\u80fd\u306e\u5b9f\u88c5\u3092\u884c\u3044\u307e\u3059\u3002<br \/>\n1.\u30da\u30fc\u30b8\u3092\u623b\u3059<br \/>\n2.\u30da\u30fc\u30b8\u3092\u9032\u3081\u308b<\/p>\n<p>\u30da\u30fc\u30b8\u3092\u623b\u3059\u6a5f\u80fd\u3068\u3057\u3066\u3001\u73fe\u5728\u306e\u72b6\u614b\u3092\u5224\u65ad\u3057\u3066\u901a\u5e38\u8868\u793a\u304b\u3089\u904e\u53bb\u8868\u793a\u306b\u5207\u308a\u66ff\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u306e\u969b\u306b\u6587\u5b57\u8272\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<br \/>\n\u30da\u30fc\u30b8\u3092\u9032\u3081\u308b\u6a5f\u80fd\u3068\u3057\u3066\u306f\u305d\u306e\u9006\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">class NovelDisplay{\r\n\r\n    \/\/\u623b\u308b\u30da\u30fc\u30b8\r\n    private backPage: number;\r\n    \/\/\u73fe\u5728\u306e\u72b6\u614b\r\n    private currentState: State;\r\n\r\n\r\n    \/\/1\u3064\u524d\u306e\u30da\u30fc\u30b8\u8868\u793a\r\n    public showPreviousPage() {\r\n\r\n        \/\/\u904e\u53bb\u8868\u793a\u72b6\u614b\u306b\u9077\u79fb\r\n        if (this.currentState == State.Normal) {\r\n            \/\/\u70b9\u6ec5\u3092\u6d88\u3059\r\n            clearInterval(this.caretTimer);\r\n            \/\/\u6587\u5b57\u8272\u3092\u5909\u66f4\r\n            this.canvas2D.fillStyle = \"#FFCC00\";\r\n            \/\/\u72b6\u614b\u3092\u5909\u66f4\r\n            this.currentState = State.PastView;\r\n            \/\/\u623b\u308b\u30da\u30fc\u30b8\u3092\u30ea\u30bb\u30c3\u30c8\r\n            this.backPage = 0;\r\n        }\r\n\r\n        \/\/\u623b\u3059\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3059\u308c\u3070\r\n        if (this.backPage &lt; this.currentPage) {\r\n            this.backPage++;\r\n            \/\/\u30da\u30fc\u30b8\u3092\u623b\u3059\r\n            this.showPastPage(this.currentPage - this.backPage);\r\n        }\r\n    }\r\n\r\n    \/\/\u6b21\u306e\u30da\u30fc\u30b8\u3092\u8868\u793a\r\n    public showNextPage() {\r\n\r\n        \/\/\u904e\u53bb\u8868\u793a\u72b6\u614b\u306a\u3089\u3070\r\n        if (this.currentState == State.PastView) {\r\n            \/\/\u623b\u3059\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3059\u308c\u3070\r\n            if (this.backPage &gt; 1) {\r\n                this.backPage--;\r\n                \/\/\u30da\u30fc\u30b8\u3092\u9032\u3081\u308b\r\n                this.showPastPage(this.currentPage - this.backPage);\r\n            } else {\r\n                \/\/\u73fe\u5728\u306e\u30da\u30fc\u30b8\u306b\u623b\u3059\r\n                this.showCurrentPage();\r\n            }\r\n        }\r\n    }\r\n\r\n    \/\/\u6307\u5b9a\u3055\u308c\u305f\u904e\u53bb\u30da\u30fc\u30b8\u3092\u8868\u793a\r\n    private showPastPage(page: number) {\r\n        \/\/\u8868\u793a\u3092\u30af\u30ea\u30a2\r\n        this.canvas2D.clearRect(0, 0, this.maxWidth, this.maxHeight);\r\n        \/\/\u30da\u30fc\u30b8\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\r\n        var pageData = this.sentences[page];\r\n        this.showPageSentences(pageData);\r\n    }\r\n    \/\/\u30da\u30fc\u30b8\u6587\u8a00\u3092\u4e00\u62ec\u3067\u8868\u793a\r\n    private showPageSentences(str: string[]) {\r\n        \/\/1\u5217\u305a\u3064\u63cf\u753b\r\n        for (var i = 0; i &lt; str.length; i++) {\r\n            var y = this.rowHeight * (i+1);\r\n            this.canvas2D.fillText(str[i], 0, y);\r\n        }\r\n    }\r\n}<\/pre>\n<h2><span id=\"i-5\">\u73fe\u5728\u8868\u793a\u306b\u623b\u3059<\/span><\/h2>\n<p>\u904e\u53bb\u306e\u30da\u30fc\u30b8\u8868\u793a\u4e2d\u3067\u3082\u30af\u30ea\u30c3\u30af\u6642\u306a\u3069\u306b\u4e00\u6c17\u306b\u73fe\u5728\u8868\u793a\u4e2d\u306b\u623b\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u3053\u3067\u3001\u6587\u7ae0\u8868\u793a\u306e\u6a5f\u80fd\u306b\u72b6\u614b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u8868\u793a\u3092\u5207\u308a\u66ff\u3048\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\" title=\"\u30af\u30ea\u30c3\u30af\u6642\u306b\u8868\u793a\u3092\u623b\u3059\">    \/\/1\u6587\u5b57\u5217\u3092\u8868\u793a\u3002\u63cf\u753b\u4e2d\u306e\u5834\u5408\u306ffalse\u3092\u8fd4\u3059\r\n    public showOneString(str: string) {\r\n\r\n        \/\/\u904e\u53bb\u30e2\u30fc\u30c9\u306a\u3089\u3070\u5143\u306b\u623b\u3059\r\n        if (this.currentState == State.PastView) {\r\n            this.showCurrentPage();\r\n            return;\r\n        }\r\n\r\n        \/\/\u8868\u793a\u4e2d\u306e\u30af\u30ea\u30c3\u30af\u3092\u53d7\u3051\u4ed8\u3051\u306a\u3044\u3088\u3046\u306b\u3059\u308b\r\n        this.isEnableSendText = false;\r\n\r\n        \/\/\u3053\u308c\u304b\u3089\u8868\u793a\u3059\u308b\u6587\u5b57\u306b\u6539\u30da\u30fc\u30b8\u304c\u5fc5\u8981\u304b\u3092\u5224\u5b9a\u3057\u3066\u5fc5\u8981\u306a\u3089\u6539\u30da\u30fc\u30b8\u3059\u308b\r\n        this.changePageIfNeeded(str);\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u6d88\u3059\r\n        this.clearCaret();\r\n        \/\/1\u6587\u5b57\u305a\u3064\u30bf\u30a4\u30de\u30fc\u8868\u793a\r\n        var strCount = 0;\r\n        this.timer = setInterval(() =&gt; {\r\n            if (str.length &gt; strCount) {\r\n                this.showOnechar(str[strCount]);\r\n                strCount++;\r\n            } else {\r\n                \/\/\u30bf\u30a4\u30de\u30fc\u3092\u30af\u30ea\u30a2\r\n                clearInterval(this.timer);\r\n                this.timer = 0;\r\n\r\n                \/\/\u81ea\u52d5\u6539\u884c\u306e\u5834\u5408\u306f\u6539\u884c\u3092\u8ffd\u52a0\r\n                if (this.isAutoNewLine) {\r\n                    this.changeRowOrPage();\r\n                }\r\n                \/\/\u6587\u7ae0\u8868\u793a\u304c\u7d42\u308f\u3063\u305f\u3089\u30ad\u30e3\u30ec\u30c3\u30c8\u8868\u793a\r\n                this.showCaret();\r\n\r\n                this.isEnableSendText = true;\r\n            }\r\n        }, this.displayInterval)\r\n\r\n    }<\/pre>\n<h2><span id=\"i-6\">\u30b3\u30fc\u30c9\u5168\u4f53<\/span><\/h2>\n<p>\u4eca\u56de\u306e\u6a5f\u80fd\u3092\u7d44\u307f\u8fbc\u3093\u3060\u30af\u30e9\u30b9\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u52d5\u304f\u30b5\u30f3\u30d7\u30eb\u306f<a href=\"http:\/\/sample.nobu1710.expressweb.jp\/novel3\/index.html\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \" title=\"sample\" >\/\/\u8868\u793a\u72b6\u614b\r\nenum State {\r\n    \/\/\u901a\u5e38\r\n    Normal = 100,\r\n    \/\/\u623b\u308a\u8868\u793a\u4e2d\r\n    PastView = 200\r\n}\r\n\r\nclass NovelDisplay{\r\n    \/\/\u8868\u793a\u6587\u5b57\u5217[\u30da\u30fc\u30b8\u6570][\u884c\u6570]\r\n    private sentences: string[][];\r\n    \/\/\u30ad\u30e3\u30f3\u30d0\u30b9\r\n    private canvas: HTMLCanvasElement;\r\n    private canvas2D: CanvasRenderingContext2D;\r\n    \/\/\u8868\u793a\u5e45,\u9ad8\u3055\r\n    private maxWidth: number;\r\n    private maxHeight: number;\r\n    \/\/1\u884c\u306e\u9ad8\u3055\r\n    private rowHeight: number;\r\n    \/\/\u8868\u793a\u30a4\u30f3\u30bf\u30fc\u30d0\u30eb\r\n    private displayInterval: number;\r\n    \/\/\u6587\u5b57\u8868\u793a\u7528\u30bf\u30a4\u30de\u30fc\r\n    private timer: number;\r\n    \/\/\u8868\u793a\u4e2d\u306e\u884c\u3068\u5217\u3068\u30da\u30fc\u30b8\r\n    private currentColumn: number;\r\n    private currentRow: number;\r\n    private currentPage: number;\r\n\r\n\r\n    \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u306e\u6587\u5b57\r\n    private caretNormal: string = \"\u25b6\";\r\n    \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u30bf\u30a4\u30de\u30fc\r\n    private caretTimer: number;\r\n    \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u306e\u8868\u793a\u30a4\u30f3\u30bf\u30fc\u30d0\u30eb\r\n    private caretBlinkIntervall: number;\r\n\r\n    \/\/\u623b\u308b\u30da\u30fc\u30b8\r\n    private backPage: number;\r\n    \/\/\u73fe\u5728\u306e\u72b6\u614b\r\n    private currentState: State;\r\n\r\n    \/\/\u6587\u5b57\u5217\u4e8c\u91cd\u8868\u793a\u53ef\u80fd\u5224\u5b9a\r\n    public isEnableSendText: boolean;\r\n    \/\/1\u6587\u5b57\u5217\u8868\u793a\u5f8c\u306b\u81ea\u52d5\u6539\u884c\u3059\u308b\u304b\u3069\u3046\u304b\r\n    public isAutoNewLine: boolean;\r\n\r\n    constructor(canvas: HTMLCanvasElement) {\r\n\r\n        this.canvas = canvas;\r\n        this.canvas2D = canvas.getContext(\"2d\");\r\n        \/\/\u4f4d\u7f6e\u306e\u521d\u671f\u5316\r\n        this.currentColumn = 0;\r\n        this.currentRow = 0;\r\n        this.currentPage = 0;\r\n        \/\/\u8868\u793a\u9818\u57df\u306e\u6307\u5b9a\r\n        this.maxHeight = 500;\r\n        this.maxWidth = 500;\r\n        \/\/\u914d\u5217\u3092\u521d\u671f\u5316\r\n        this.sentences = new Array();\r\n        this.sentences[0] = new Array();\r\n        this.sentences[0][0] = \"\";\r\n        \/\/\u8868\u793a\u9593\u9694\u3068\u30bf\u30a4\u30de\u30fc\u306e\u521d\u671f\u5316\r\n        this.displayInterval = 20;\r\n        this.timer = 0;\r\n        \/\/\u30d5\u30a9\u30f3\u30c8\u6307\u5b9a\u3068\u884c\u306e\u9ad8\u3055\u6307\u5b9a\r\n        this.canvas2D.font = \"20pt Gothic\";\r\n        this.rowHeight = 30;\r\n\r\n        this.isAutoNewLine = true;\r\n        this.isEnableSendText = true;\r\n\r\n        this.caretBlinkIntervall = 300;\r\n        this.caretTimer = 0;\r\n\r\n        this.currentState = State.Normal;\r\n    }\r\n\r\n\r\n    \/\/1\u6587\u5b57\u5217\u3092\u8868\u793a\u3002\u63cf\u753b\u4e2d\u306e\u5834\u5408\u306ffalse\u3092\u8fd4\u3059\r\n    public showOneString(str: string) {\r\n\r\n        \/\/\u904e\u53bb\u30e2\u30fc\u30c9\u306a\u3089\u3070\u5143\u306b\u623b\u3059\r\n        if (this.currentState == State.PastView) {\r\n            this.showCurrentPage();\r\n            return;\r\n        }\r\n\r\n        \/\/\u8868\u793a\u4e2d\u306e\u30af\u30ea\u30c3\u30af\u3092\u53d7\u3051\u4ed8\u3051\u306a\u3044\u3088\u3046\u306b\u3059\u308b\r\n        this.isEnableSendText = false;\r\n\r\n        \/\/\u3053\u308c\u304b\u3089\u8868\u793a\u3059\u308b\u6587\u5b57\u306b\u6539\u30da\u30fc\u30b8\u304c\u5fc5\u8981\u304b\u3092\u5224\u5b9a\u3057\u3066\u5fc5\u8981\u306a\u3089\u6539\u30da\u30fc\u30b8\u3059\u308b\r\n        this.changePageIfNeeded(str);\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u6d88\u3059\r\n        this.clearCaret();\r\n        \/\/1\u6587\u5b57\u305a\u3064\u30bf\u30a4\u30de\u30fc\u8868\u793a\r\n        var strCount = 0;\r\n        this.timer = setInterval(() =&gt; {\r\n            if (str.length &gt; strCount) {\r\n                this.showOnechar(str[strCount]);\r\n                strCount++;\r\n            } else {\r\n                \/\/\u30bf\u30a4\u30de\u30fc\u3092\u30af\u30ea\u30a2\r\n                clearInterval(this.timer);\r\n                this.timer = 0;\r\n\r\n                \/\/\u81ea\u52d5\u6539\u884c\u306e\u5834\u5408\u306f\u6539\u884c\u3092\u8ffd\u52a0\r\n                if (this.isAutoNewLine) {\r\n                    this.changeRowOrPage();\r\n                }\r\n                \/\/\u6587\u7ae0\u8868\u793a\u304c\u7d42\u308f\u3063\u305f\u3089\u30ad\u30e3\u30ec\u30c3\u30c8\u8868\u793a\r\n                this.showCaret();\r\n\r\n                this.isEnableSendText = true;\r\n            }\r\n        }, this.displayInterval)\r\n\r\n    }\r\n\r\n    \/\/\u4e00\u6587\u5b57\u3092\u8868\u793a\r\n    private showOnechar(oneChar: string) {\r\n\r\n        \/\/\u6b21\u306e\u6587\u5b57\u3092\u8868\u793a\u3057\u305f\u5834\u5408\u306e\u5e45\u3092\u53d6\u5f97\r\n        var currentWidth = this.canvas2D.measureText(\r\n            this.sentences[this.currentPage][this.currentRow] + oneChar).width;\r\n\r\n        \/\/\u6700\u5927\u5e45\u3092\u8d85\u3048\u305f\u3089\u6539\u884c\r\n        if (currentWidth &gt; this.maxWidth) {\r\n            \/\/\u6539\u884c\u304b\u6539\u30da\u30fc\u30b8\u304b\u5224\u5b9a\r\n            this.changeRowOrPage();\r\n        }\r\n        \/\/\u6587\u5b57\u3092\u8868\u793a\u3057\u3066\u683c\u7d0d\r\n        var x = this.canvas2D.measureText(this.sentences[this.currentPage][this.currentRow]).width;\r\n        var y = this.rowHeight * (this.currentRow +1);\r\n        this.canvas2D.fillText(oneChar, x, y);\r\n        this.currentColumn++;\r\n        this.sentences[this.currentPage][this.currentRow] += oneChar;\r\n    }\r\n\r\n    \/\/\u6b21\u306e\u6587\u7ae0\u3092\u8868\u793a\u3059\u308b\u306e\u306b\u6539\u30da\u30fc\u30b8\u304c\u5fc5\u8981\u306a\u3089\u3070\u6539\u30da\u30fc\u30b8\u3059\u308b\r\n    private changePageIfNeeded(nextStr: string) {\r\n\r\n        \/\/\u73fe\u5728\u306e\u9ad8\u3055\u3092\u53d6\u308a\u51fa\u3059\r\n        var currentHeight = (this.currentRow + 1) * (this.rowHeight);\r\n\r\n        \/\/\u63cf\u753b\u3059\u308b\u306e\u306b\u5fc5\u8981\u3068\u306a\u308b\u884c\u6570\u3092\u53d6\u308a\u51fa\u3059\r\n        var lineCount = 0;\r\n        var currentRowTxt = this.sentences[this.currentPage][this.currentRow];\r\n        for (var i = 0; i &lt; nextStr.length; i++) {\r\n            var char = nextStr.charAt(i);\r\n            var currentWidth = this.canvas2D.measureText(currentRowTxt + char).width;\r\n            \/\/\u6700\u5927\u5e45\u3092\u8d85\u3048\u305f\u3089\u6539\u884c\u30ab\u30a6\u30f3\u30c8\r\n            if (currentWidth &gt; this.maxWidth) {\r\n                lineCount++;\r\n                currentRowTxt = \"\";\r\n            }\r\n            currentRowTxt += char;\r\n        }\r\n        \/\/\u81ea\u52d5\u6539\u884c\u306e\u5834\u5408\u306b\u306f+1\r\n        if (this.isAutoNewLine) {\r\n            lineCount++;\r\n        }\r\n\r\n        \/\/\u6539\u884c\u6570\u3060\u3051\u9ad8\u3055\u3092\u52a0\u7b97\r\n        var nextHeight = currentHeight + (lineCount) * (this.rowHeight);\r\n        \/\/\u6700\u5927\u9ad8\u3055\u3092\u8d85\u3048\u305f\u3089\u30da\u30fc\u30b8\u5909\u66f4\r\n        if (nextHeight &gt; this.maxHeight) {\r\n            this.changePage();\r\n        }\r\n    }\r\n\r\n    \/\/\u884c\u3082\u3057\u304f\u306f\u30da\u30fc\u30b8\u3092\u5909\u66f4\u3057\u307e\u3059\r\n    private changeRowOrPage() {\r\n        var nextHeight = (this.currentRow + 1) * (this.rowHeight) + this.rowHeight;\r\n        \/\/\u6700\u5927\u9ad8\u3055\u3092\u8d85\u3048\u305f\u3089\u6539\u884c\r\n        if (nextHeight &gt; this.maxHeight) {\r\n            this.changePage();\r\n        } else {\r\n            this.changeRow();\r\n        }\r\n    }\r\n\r\n    \/\/\u884c\u3092\u5909\u66f4\r\n    private changeRow() {\r\n        \/\/\u5217\u6570\u3092\u8ffd\u52a0\u3057\u3066\u884c\u60c5\u5831\u3092\u30af\u30ea\u30a2\r\n        this.currentRow++;\r\n        this.currentColumn = 0;\r\n        this.sentences[this.currentPage][this.currentRow] = \"\";\r\n    }\r\n    \/\/\u30da\u30fc\u30b8\u3092\u5909\u66f4\r\n    private changePage() {\r\n        \/\/\u30da\u30fc\u30b8\u3092\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u3057\u3066\u8868\u793a\u4f4d\u7f6e\u3092\u30ea\u30bb\u30c3\u30c8\r\n        this.currentPage++;\r\n        this.currentRow = 0;\r\n        this.currentColumn = 0;\r\n        this.sentences[this.currentPage] = new Array();\r\n        this.sentences[this.currentPage][0] = \"\";\r\n        \/\/\u8868\u793a\u3092\u30af\u30ea\u30a2\r\n        this.canvas2D.clearRect(0, 0, this.maxWidth, this.maxHeight);\r\n    }\r\n\r\n\r\n    \/\/\u5165\u529b\u53d7\u4ed8\u4e2d\u306e\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u8868\u793a\r\n    private showCaret() {\r\n\r\n        \/\/\u81ea\u52d5\u6539\u884c\u3067\u7121\u3044\u5834\u5408\u306b\u306f\u6b21\u306e\u4f4d\u7f6e\u306b\u8868\u793a\u3082\u3057\u304f\u306f\u6539\u884c\u3059\u308b\r\n        if (!this.isAutoNewLine) {\r\n            \/\/\u6b21\u306e\u6587\u5b57\u3092\u8868\u793a\u3057\u305f\u5834\u5408\u306e\u5e45\u3092\u53d6\u5f97\r\n            var currentWidth = this.canvas2D.measureText(\r\n                this.sentences[this.currentPage][this.currentRow] + this.caretNormal).width;\r\n\r\n            \/\/\u6700\u5927\u5e45\u3092\u8d85\u3048\u305f\u3089\u6539\u884c\r\n            if (currentWidth &gt; this.maxWidth) {\r\n                \/\/\u6539\u884c\u304b\u6539\u30da\u30fc\u30b8\u304b\u5224\u5b9a\r\n                this.changeRowOrPage();\r\n            }\r\n        }\r\n\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u8868\u793a\u4f4d\u7f6e\u3092\u53d6\u5f97\r\n        var x = this.canvas2D.measureText(this.sentences[this.currentPage][this.currentRow]).width;;\r\n        var y = this.rowHeight * (this.currentRow + 1);\r\n\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u63cf\u753b\r\n        var isShowCaret = true;\r\n        this.canvas2D.fillText(this.caretNormal, x, y);\r\n\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u70b9\u6ec5\r\n        this.caretTimer = setInterval(() =&gt; {\r\n            if (isShowCaret) {\r\n                this.canvas2D.fillText(this.caretNormal, x, y);\r\n                isShowCaret = false;\r\n            }\r\n            else {\r\n                this.hideCaret(x, y);\r\n                isShowCaret = true;\r\n            }\r\n        }, this.caretBlinkIntervall);\r\n        \r\n    }\r\n\r\n    \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u96a0\u3059\r\n    private hideCaret(x :number, y: number) {\r\n        var craretmetrix = this.canvas2D.measureText(this.caretNormal);\r\n        \/\/\u306a\u305c\u304b\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u30ad\u30e3\u30ec\u30c3\u30c8\u304c\u3046\u307e\u304f\u6d88\u3048\u306a\u3044\u306e\u30675\u30aa\u30d5\u30bb\u30c3\u30c8\u8ffd\u52a0\r\n        this.canvas2D.clearRect(x, y - this.rowHeight +5, craretmetrix.width, this.rowHeight);\r\n    }\r\n\r\n    \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u6d88\u3059\r\n    private clearCaret() {\r\n        \/\/\u70b9\u6ec5\u3092\u6d88\u3059\r\n        clearInterval(this.caretTimer);\r\n\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u8868\u793a\u4f4d\u7f6e\u3092\u53d6\u5f97\r\n        var x = this.canvas2D.measureText(this.sentences[this.currentPage][this.currentRow]).width;;\r\n        var y = this.rowHeight * (this.currentRow + 1);\r\n        this.hideCaret(x, y);\r\n    }\r\n\r\n    \/\/\u73fe\u5728\u306e\u30da\u30fc\u30b8\u63cf\u753b\u306b\u623b\u308b\r\n    private showCurrentPage() {\r\n        \/\/\u72b6\u614b\u3092\u5909\u66f4\r\n        this.currentState = State.Normal;\r\n        \/\/\u623b\u308b\u30da\u30fc\u30b8\u3092\u30ea\u30bb\u30c3\u30c8\r\n        this.backPage = 0;\r\n        \/\/\u6587\u5b57\u8272\u3092\u5909\u66f4\r\n        this.canvas2D.fillStyle = \"#000000\";\r\n        \/\/\u8868\u793a\u3092\u30af\u30ea\u30a2\r\n        this.canvas2D.clearRect(0, 0, this.maxWidth, this.maxHeight);\r\n        \/\/\u30da\u30fc\u30b8\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\r\n        var pageData = this.sentences[this.currentPage];\r\n        this.showPageSentences(pageData);\r\n        \/\/\u30ad\u30e3\u30ec\u30c3\u30c8\u3092\u63cf\u753b\r\n        this.showCaret();\r\n        \/\/\u72b6\u614b\u3092\u623b\u3059\r\n        this.currentState == State.Normal\r\n    }\r\n\r\n\r\n    \/\/1\u3064\u524d\u306e\u30da\u30fc\u30b8\u8868\u793a\r\n    public showPreviousPage() {\r\n\r\n        \/\/\u904e\u53bb\u8868\u793a\u72b6\u614b\u306b\u9077\u79fb\r\n        if (this.currentState == State.Normal) {\r\n            \/\/\u70b9\u6ec5\u3092\u6d88\u3059\r\n            clearInterval(this.caretTimer);\r\n            \/\/\u6587\u5b57\u8272\u3092\u5909\u66f4\r\n            this.canvas2D.fillStyle = \"#FFCC00\";\r\n            \/\/\u72b6\u614b\u3092\u5909\u66f4\r\n            this.currentState = State.PastView;\r\n            \/\/\u623b\u308b\u30da\u30fc\u30b8\u3092\u30ea\u30bb\u30c3\u30c8\r\n            this.backPage = 0;\r\n        }\r\n\r\n        \/\/\u623b\u3059\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3059\u308c\u3070\r\n        if (this.backPage &lt; this.currentPage) {\r\n            this.backPage++;\r\n            \/\/\u30da\u30fc\u30b8\u3092\u623b\u3059\r\n            this.showPastPage(this.currentPage - this.backPage);\r\n        }\r\n    }\r\n\r\n    \/\/\u6b21\u306e\u30da\u30fc\u30b8\u3092\u8868\u793a\r\n    public showNextPage() {\r\n\r\n        \/\/\u904e\u53bb\u8868\u793a\u72b6\u614b\u306a\u3089\u3070\r\n        if (this.currentState == State.PastView) {\r\n            \/\/\u623b\u3059\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3059\u308c\u3070\r\n            if (this.backPage &gt; 1) {\r\n                this.backPage--;\r\n                \/\/\u30da\u30fc\u30b8\u3092\u9032\u3081\u308b\r\n                this.showPastPage(this.currentPage - this.backPage);\r\n            } else {\r\n                \/\/\u73fe\u5728\u306e\u30da\u30fc\u30b8\u306b\u623b\u3059\r\n                this.showCurrentPage();\r\n            }\r\n        }\r\n    }\r\n\r\n    \/\/\u6307\u5b9a\u3055\u308c\u305f\u904e\u53bb\u30da\u30fc\u30b8\u3092\u8868\u793a\r\n    private showPastPage(page: number) {\r\n        \/\/\u8868\u793a\u3092\u30af\u30ea\u30a2\r\n        this.canvas2D.clearRect(0, 0, this.maxWidth, this.maxHeight);\r\n        \/\/\u30da\u30fc\u30b8\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\r\n        var pageData = this.sentences[page];\r\n        this.showPageSentences(pageData);\r\n    }\r\n    \/\/\u30da\u30fc\u30b8\u6587\u8a00\u3092\u4e00\u62ec\u3067\u8868\u793a\r\n    private showPageSentences(str: string[]) {\r\n        \/\/1\u5217\u305a\u3064\u63cf\u753b\r\n        for (var i = 0; i &lt; str.length; i++) {\r\n            var y = this.rowHeight * (i+1);\r\n            this.canvas2D.fillText(str[i], 0, y);\r\n        }\r\n    }\r\n}\r\n<\/pre>\n<h2><span id=\"i-7\">\u307e\u3068\u3081<\/span><\/h2>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u904e\u53bb\u8868\u793a\u3059\u308b\u7b87\u6240\u3092\u4e00\u901a\u308a\u5b9f\u88c5\u3057\u3066\u307f\u307e\u3057\u305f\u3002<br \/>\n\u30ea\u30d5\u30a1\u30af\u30bf\u3068\u3044\u3044\u3064\u3064\u7d50\u5c40\u30b3\u30fc\u30c9\u3092\u305d\u306e\u307e\u307e\u7d44\u307f\u8fbc\u3093\u3067\u3057\u307e\u3044\u307e\u3057\u305f\u30fb\u30fb\u30fb\u3002<br \/>\n\u306a\u3093\u3068\u304b\u30ea\u30d5\u30a1\u30af\u30bf\u3092\u3084\u308a\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Contents1 \u6982\u89812 \u4eca\u56de\u3084\u308a\u305f\u3044\u3053\u30683 \u72b6\u614b\u5b9a\u7fa94 \u30da\u30fc\u30b8\u3092\u623b\u3059\u3001\u9032\u3081\u308b5 \u73fe\u5728\u8868\u793a\u306b\u623b\u30596 \u30b3\u30fc\u30c9\u5168\u4f537 \u307e\u3068\u3081 \u6982\u8981 \u524d\u56de\u306fTypeScript(HTML5 + JavaScript)\u3092\u7528 &#8230; <\/p>\n","protected":false},"author":1,"featured_media":422,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6,16,8],"tags":[],"_links":{"self":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts\/453"}],"collection":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=453"}],"version-history":[{"count":2,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts\/453\/revisions"}],"predecessor-version":[{"id":456,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts\/453\/revisions\/456"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/media\/422"}],"wp:attachment":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}