Загрузил(а) файлы в 'flutter/lib/pages'
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@ -26,7 +26,10 @@ class _DrawingPageState extends State<DrawingPage> {
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Graphs graphData = getGraph();
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List<int>? bfsPath;
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List<bool>? dfsAccessTable;
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int? dfsStartDot;
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int? startDot;
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int? endDot;
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String? dropdownValue1;
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String? dropdownValue2;
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final _textNameController = TextEditingController();
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final _textNumbController = TextEditingController();
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@ -34,11 +37,19 @@ class _DrawingPageState extends State<DrawingPage> {
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final _textLnthController = TextEditingController();
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final _textGrNmController = TextEditingController();
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void clearTextControllers() {
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_textDestController.clear();
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_textNumbController.clear();
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_textLnthController.clear();
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_textNameController.clear();
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void clearInputData() {
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setState(() {
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_textDestController.clear();
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_textNumbController.clear();
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_textLnthController.clear();
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_textNameController.clear();
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dropdownValue1 = null;
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dropdownValue2 = null;
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/*startDot = null;
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bfsPath = null;
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dfsAccessTable = null;
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endDot = null;*/
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});
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}
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@override
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@ -72,17 +83,19 @@ class _DrawingPageState extends State<DrawingPage> {
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]),
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addSpaceH(3),
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Row(children: [
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addSpaceW(5),
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addSpaceW(6),
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createInputBox(
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"Name", screenSize / 8 - 25, null, _textGrNmController),
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//addSpaceW(screenSize / 8 - 4),
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createButton("\nDel dot \n", delDotPushed),
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createInputBox("Dot number", screenSize / 4 - 25,
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Icons.fiber_manual_record, _textNumbController),
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addSpaceW(13),
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//createInputBox("Dot number", screenSize / 4 - 25, Icons.fiber_manual_record, _textNumbController),
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addSpaceW(54),
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dropList1(screenSize / 4 - 80),
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addSpaceW(54),
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createButton("\nDel path\n", delPathPushed),
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createInputBox("Destination number", screenSize / 4 - 25,
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Icons.fiber_manual_record, _textDestController),
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addSpaceW(54),
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dropList2(screenSize / 4 - 80),
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//createInputBox("Destination number", screenSize / 4 - 25, Icons.fiber_manual_record, _textDestController),
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]),
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]),
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),
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@ -97,8 +110,9 @@ class _DrawingPageState extends State<DrawingPage> {
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painter: CurvePainter(
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graphData: graphData,
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bfsPath: bfsPath,
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dfsStart: dfsStartDot,
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dfsAccessTable: dfsAccessTable),
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dfsAccessTable: dfsAccessTable,
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start: startDot,
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end: endDot),
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child: Align(
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alignment: Alignment.topRight,
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child: ButtonBar(
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@ -106,7 +120,14 @@ class _DrawingPageState extends State<DrawingPage> {
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children: <Widget>[
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createButton("Bfs", bfsPushed),
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createButton("Dfs", dfsPushed),
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createButton("Clear dfs or bfs", () => bfsPath = null),
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createButton("Clear dfs or bfs", () {
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setState(() {
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bfsPath = null;
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dfsAccessTable = null;
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startDot = null;
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endDot = null;
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});
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}),
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createButton(graphData.getUseLengthStr(), changeLength),
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createButton(graphData.getDoubleSidedStr(), changeOriented),
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/*Text(_textGrNmController.text,
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@ -238,26 +259,24 @@ class _DrawingPageState extends State<DrawingPage> {
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showPopUp("Error", res);
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}
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}
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clearTextControllers();
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clearInputData();
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});
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}
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void addPathPushed() {
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setState(() {
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if (_textNumbController.text == "") {
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showPopUp("Error", "No number in \"Dot number\" box");
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} else if (_textDestController.text == "") {
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showPopUp("Error", "No number in \"Destination number\" box");
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if (dropdownValue1 == null) {
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showPopUp("Error", "Select output dot");
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} else if (dropdownValue2 == null) {
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showPopUp("Error", "select input dot");
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} else if (_textLnthController.text == "" &&
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graphData.getUseLengthBool()) {
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showPopUp("Error", "No length in \"Input length\" box");
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} else {
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int? from = int.tryParse(_textNumbController.text);
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int? to = int.tryParse(_textDestController.text);
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int? from = int.parse(dropdownValue1!);
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int? to = int.parse(dropdownValue2!);
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int? len = int.tryParse(_textLnthController.text);
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if (from == null ||
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to == null ||
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(len == null && graphData.getUseLengthBool())) {
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if (len == null && graphData.getUseLengthBool()) {
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showPopUp("Error",
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"Can't parse input.\nInts only allowed in \"Dot number\", \"Destination number\" and \"Input length\"");
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} else {
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@ -268,7 +287,7 @@ class _DrawingPageState extends State<DrawingPage> {
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}
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}
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}
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clearTextControllers();
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clearInputData();
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});
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}
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@ -305,13 +324,13 @@ class _DrawingPageState extends State<DrawingPage> {
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}
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}
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}
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clearTextControllers();
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clearInputData();
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});
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}
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void delDotPushed() {
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setState(() {
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if (_textNumbController.text == "") {
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/*if (_textNumbController.text == "") {
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showPopUp("Error", "No number in \"Dot number\" box");
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} else {
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int? dot = int.tryParse(_textNumbController.text);
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@ -323,8 +342,13 @@ class _DrawingPageState extends State<DrawingPage> {
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showPopUp("Error", res);
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}
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}
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}*/
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if (dropdownValue1 != null) {
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graphData.delDot(int.parse(dropdownValue1!));
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} else {
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showPopUp("Error", "Nothing in input");
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}
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clearTextControllers();
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clearInputData();
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});
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}
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@ -366,51 +390,118 @@ class _DrawingPageState extends State<DrawingPage> {
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void bfsPushed() {
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setState(() {
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dfsAccessTable = null;
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bfsPath = null;
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if (_textNumbController.text == "") {
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dfsAccessTable = null;
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startDot = null;
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endDot = null;
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if (dropdownValue1 == null) {
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showPopUp("Error", "No number in \"Dot number\" box");
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} else if (_textDestController.text == "") {
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} else if (dropdownValue2 == null) {
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showPopUp("Error", "No number in \"Destination number\" box");
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} else {
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int? from = int.tryParse(_textNumbController.text);
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int? to = int.tryParse(_textDestController.text);
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if (from == null || to == null) {
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showPopUp("Error",
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"Can't parse input.\nInts only allowed in \"Dot number\" and \"Destination number\"");
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} else {
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bfsPath = graphData.bfsPath(from, to);
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if (bfsPath == null) {
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showPopUp("Info", "There is no path");
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}
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print(bfsPath);
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startDot = int.parse(dropdownValue1!);
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endDot = int.parse(dropdownValue2!);
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bfsPath = graphData.bfsPath(startDot!, endDot!);
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if (bfsPath == null) {
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showPopUp("Info", "There is no path");
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}
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print(bfsPath);
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}
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clearTextControllers();
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});
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clearInputData();
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}
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void dfsPushed() {
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setState(() {
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bfsPath = null;
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bfsPath = null;
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if (_textNumbController.text == "") {
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dfsAccessTable = null;
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startDot = null;
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endDot = null;
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if (dropdownValue1 == null) {
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showPopUp("Error", "No number in \"Dot number\" box");
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} else {
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int? from = int.tryParse(_textNumbController.text);
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if (from == null) {
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showPopUp("Error",
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"Can't parse input.\nInts only allowed in \"Dot number\".");
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} else {
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dfsAccessTable = graphData.dfsIterative(from);
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if (dfsAccessTable == null) {
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showPopUp("Err", "report this error.");
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}
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print(dfsAccessTable);
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startDot = int.parse(dropdownValue1!);
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dfsAccessTable = graphData.dfsIterative(startDot!);
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if (dfsAccessTable == null) {
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showPopUp("Err", "report this error.");
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}
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print(dfsAccessTable);
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}
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clearTextControllers();
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clearInputData();
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});
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}
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//*********ButtonsFunctions*********
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SizedBox dropList1(double width) {
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var button = DropdownButton(
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hint: const Text(
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'Select Dot',
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style: TextStyle(color: Colors.white, fontSize: 13),
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), // Not necessary for Option 1
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alignment: AlignmentDirectional.centerEnd,
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value: dropdownValue1,
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isDense: true,
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borderRadius: const BorderRadius.all(Radius.circular(20)),
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dropdownColor: Colors.green.shade800,
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style: const TextStyle(
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//background: Paint()..color = Colors.white,
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color: Colors.white,
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fontSize: 18,
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),
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onChanged: (String? newValue) {
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setState(() {
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dropdownValue1 = newValue;
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});
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},
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items: graphData.getDots().map((location) {
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return DropdownMenuItem(
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child: Text(location.getName()),
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value: location.num.toString(),
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);
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}).toList(),
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);
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return SizedBox(
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child: button,
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width: width,
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);
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}
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SizedBox dropList2(double width) {
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var button = DropdownButton(
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hint: const Text(
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'Select Dot',
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style: TextStyle(color: Colors.white, fontSize: 13),
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), // Not necessary for Option 1
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alignment: AlignmentDirectional.centerEnd,
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value: dropdownValue2,
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isDense: true,
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borderRadius: const BorderRadius.all(Radius.circular(20)),
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dropdownColor: Colors.green.shade800,
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style: const TextStyle(
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//background: Paint()..color = Colors.white,
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color: Colors.white,
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fontSize: 18,
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),
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onChanged: (String? newValue) {
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setState(() {
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dropdownValue2 = newValue;
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});
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},
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items: graphData.getDots().map((location) {
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return DropdownMenuItem(
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child: Text(location.getName()),
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value: location.num.toString(),
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);
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}).toList(),
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);
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return SizedBox(
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child: button,
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width: width,
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);
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}
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}
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