475 lines
18 KiB
HTML
475 lines
18 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link rel="stylesheet" href="https://code.jquery.com/ui/1.13.2/themes/base/jquery-ui.css">
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<link rel="stylesheet" href="style.css">
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<title>DrawDiagrams</title>
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</head>
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<body>
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<div class="toolbar">
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<p>Kształty - przeciągnij i upuść</p>
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<div class="shape-wrapper toolbar-wrapper">
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<div id="shape-rectangle" class="shape" data-type="rectangle"></div>
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<div id="shape-ellipse" class="shape" data-type="ellipse"></div>
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<div id="shape-diamond" class="shape" data-type="diamond"></div>
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<div id="shape-text" class="shape" data-type="text">Tekst</div>
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</div>
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<p>Akcje</p>
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<div class="tools-wrapper toolbar-wrapper">
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<button id="btn-delete">Usuń</button>
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<button id="btn-copy">Kopiuj</button>
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<button id="btn-paste">Wklej</button>
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</div>
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<p>Zoom</p>
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<div class="zoom-wrapper toolbar-wrapper">
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<button id="zoom-in">+</button>
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<button id="zoom-out">-</button>
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</div>
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</div>
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<div id="resize-handle" style="position: absolute; display: none; border: 2px dashed #4A90E2; z-index: 10;"></div>
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<div class="canvas-container">
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<div id="paper"></div>
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</div>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
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<script src="https://code.jquery.com/ui/1.13.2/jquery-ui.min.js"></script>
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<script src="joint.js"></script>
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<script>
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let selectedElement = null;
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let activeElementView = null;
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let clipboard = null;
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let zoomLevel = 1.0;
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$(document).ready(function () {
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//init paper - Start
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const graph = new joint.dia.Graph();
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const paper = new joint.dia.Paper({
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el: $('#paper'),
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model: graph,
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width: window.innerWidth,
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height: window.innerHeight,
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gridSize: 20,
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});
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//init paper - END
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const $resizeHandle = $('#resize-handle');
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// obwódka i znaczek usuwanie
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function createToolsView() {
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return new joint.dia.ToolsView({
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tools: [
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new joint.elementTools.Boundary({
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padding: 10,
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}),
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new joint.elementTools.Remove({
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focusOpacity: 0.5,
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})
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]
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});
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}
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function showResizeHandle(elementView) {
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if (!elementView) return;
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const bbox = elementView.model.getBBox();
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const clientRect = paper.localToClientRect(bbox);
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$resizeHandle.css({
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left: clientRect.x,
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top: clientRect.y,
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width: clientRect.width,
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height: clientRect.height
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}).show();
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if ($resizeHandle.data('ui-resizable')) {
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$resizeHandle.resizable('destroy');
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}
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let originalBBox;
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$resizeHandle.resizable({
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handles: 'n, e, s, w, ne, se, sw, nw',
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start: function(event, ui) {
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if (activeElementView) {
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activeElementView.hideTools();
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}
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originalBBox = selectedElement.getBBox();
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},
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resize: function(event, ui) {
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if (selectedElement && originalBBox) {
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const scale = paper.scale();
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const newWidth = ui.size.width / scale.sx;
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const newHeight = ui.size.height / scale.sy;
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const newX = originalBBox.x + (ui.position.left - ui.originalPosition.left) / scale.sx;
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const newY = originalBBox.y + (ui.position.top - ui.originalPosition.top) / scale.sy;
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if (selectedElement.get('angle')) {
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// Для повернутых фигур используем другой подход
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selectedElement.resize(newWidth, newHeight, { direction: 'center' });
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} else {
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selectedElement.position(newX, newY);
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selectedElement.resize(newWidth, newHeight);
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}
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}
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},
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stop: function(event, ui) {
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if (activeElementView) {
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activeElementView.showTools();
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// Обновляем позицию маркера после изменения размера
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showResizeHandle(activeElementView);
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}
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originalBBox = null;
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}
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});
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}
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function hideResizeHandle() {
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if ($resizeHandle.data('ui-resizable')) {
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$resizeHandle.resizable('destroy');
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}
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$resizeHandle.hide();
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}
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//create shape - START
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function createRectangle(paperX, paperY) {
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const rect = new joint.shapes.standard.Rectangle({
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position: { x: paperX - 40, y: paperY - 24 },
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size: { width: 80, height: 48 },
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attrs: {
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body: {
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fill: 'transparent',
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stroke: '#000000',
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strokeWidth: 1
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},
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label: {
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text: ''
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}
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}
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});
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graph.addCell(rect);
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const elementView = rect.findView(paper);
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elementView.addTools(createToolsView());
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}
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function createDiamond(paperX, paperY) {
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const rect = new joint.shapes.standard.Rectangle({
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position: { x: paperX - 24, y: paperY - 24 },
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size: { width: 48, height: 48 },
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angle: 45,
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attrs: {
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body: {
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fill: 'transparent',
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stroke: '#000000',
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strokeWidth: 1
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},
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label: {
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text: ''
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}
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}
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});
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graph.addCell(rect);
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const elementView = rect.findView(paper);
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elementView.addTools(createToolsView());
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}
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function createEllipse(paperX, paperY) {
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const rect = new joint.shapes.standard.Ellipse({
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position: { x: paperX - 40, y: paperY - 24 },
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size: { width: 80, height: 48 },
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attrs: {
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body: {
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fill: 'transparent',
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stroke: '#000000',
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strokeWidth: 1
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},
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label: {
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text: ''
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}
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}
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});
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graph.addCell(rect);
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const elementView = rect.findView(paper);
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elementView.addTools(createToolsView());
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}
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function createText(paperX, paperY) {
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const textBlock = new joint.shapes.standard.TextBlock({
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position: { x: paperX - 40, y: paperY - 24 },
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size: { width: 80, height: 48 },
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attrs: {
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body: {
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fill: 'transparent',
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stroke: '#000000',
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strokeWidth: 1,
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strokeDasharray: '5,5'
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},
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label: {
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text: 'Tekst...',
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fill: '#000000'
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}
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}
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});
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graph.addCell(textBlock);
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const elementView = textBlock.findView(paper);
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elementView.addTools(createToolsView());
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}
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//create shape - END
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//init draggalble - START
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$('.shape').draggable({
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helper: function () {
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const $clone = $(this).clone();
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$clone.css({
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opacity: 0.8,
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cursor: 'grabbing',
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borderColor: '#000',
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color: '#000',
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});
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return $clone;
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},
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cursor: 'move',
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revert: 'invalid',
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appendTo: 'body',
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zIndex: 1000
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});
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$('#paper').droppable({
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accept: '.shape',
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drop: function (event, ui) {
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const shapeType = ui.helper.data('type');
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const containerOffset = $(this).offset();
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const x = event.pageX - containerOffset.left;
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const y = event.pageY - containerOffset.top;
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const scale = paper.scale();
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const translate = paper.translate();
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const paperX = (x - translate.tx) / scale.sx;
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const paperY = (y - translate.ty) / scale.sy;
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activeElementView = null;
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selectedElement = null;
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hideResizeHandle();
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if (shapeType === 'rectangle') {
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createRectangle(paperX, paperY);
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} else if (shapeType === 'ellipse') {
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createEllipse(paperX, paperY);
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} else if (shapeType === 'diamond') {
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createDiamond(paperX, paperY);
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} else if (shapeType === 'text') {
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createText(paperX, paperY);
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}
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const cells = graph.getCells();
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if (cells.length > 0) {
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const lastCell = cells[cells.length - 1];
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const lastView = lastCell.findView(paper);
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if (lastView && typeof lastView.hideTools === 'function') {
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lastView.hideTools();
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}
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}
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}
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});
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//init draggable - END
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function updateStatus(message) {
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// $('#status').text(message + ' | Zoom: ' + Math.round(zoomLevel * 100) + '%');
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}
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function getViewportCenter() {
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const container = $('.canvas-container');
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const scale = paper.scale();
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const translate = paper.translate();
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return {
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x: (container.width() / 2 - translate.tx) / scale.sx,
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y: (container.height() / 2 - translate.ty) / scale.sy
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};
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}
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function copyShape() {
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if (selectedElement) {
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clipboard = selectedElement.clone();
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updateStatus('Skopiowano element');
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} else {
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updateStatus('Brak zaznaczonego elementu');
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}
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}
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function pasteShape() {
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if (clipboard) {
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const center = getViewportCenter();
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const pasted = clipboard.clone();
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pasted.position(center.x + 20, center.y + 20);
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graph.addCell(pasted);
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const pastedView = pasted.findView(paper);
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if (pastedView) {
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pastedView.addTools(createToolsView());
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pastedView.showTools();
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if (activeElementView && activeElementView !== pastedView) {
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activeElementView.hideTools();
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}
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activeElementView = pastedView;
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}
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selectedElement = pasted;
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showResizeHandle(pastedView);
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updateStatus('Wklejono element');
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} else {
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updateStatus('Brak elementu w schowku');
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}
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}
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function deleteShape() {
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if (selectedElement) {
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selectedElement.remove();
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selectedElement = null;
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activeElementView = null;
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hideResizeHandle();
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updateStatus('Usunięto element');
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}
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}
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$('#btn-delete').click(function() {
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deleteShape()
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});
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$('#btn-copy').click(function() {
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copyShape();
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});
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$('#btn-paste').click(function() {
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pasteShape();
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});
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paper.on('element:pointerclick', function (elementView) {
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if (activeElementView && activeElementView !== elementView) {
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activeElementView.hideTools();
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}
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elementView.showTools();
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activeElementView = elementView;
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selectedElement = elementView.model;
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showResizeHandle(elementView);
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});
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paper.on('element:pointermove', function(elementView) {
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showResizeHandle(elementView);
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});
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let panStart = null;
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paper.on('blank:pointerdown', function (evt) {
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if (activeElementView) {
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if (typeof activeElementView.hideTools === 'function') {
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activeElementView.hideTools();
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}
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if (typeof activeElementView.unhighlight === 'function') {
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activeElementView.unhighlight();
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}
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activeElementView = null;
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}
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selectedElement = null;
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hideResizeHandle();
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//ruszanie caloscia
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panStart = {
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x: evt.clientX,
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y: evt.clientY,
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tx: paper.translate().tx,
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ty: paper.translate().ty
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};
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paper.$el.css('cursor', 'grabbing');
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});
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$(document).on('mousemove', function (evt) {
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if (panStart) {
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const dx = evt.clientX - panStart.x;
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const dy = evt.clientY - panStart.y;
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paper.translate(panStart.tx + dx, panStart.ty + dy);
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showResizeHandle(activeElementView);
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}
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});
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$(document).on('mouseup', function () {
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if (panStart) {
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panStart = null;
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paper.$el.css('cursor', 'default');
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}
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});
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//add text to text block - START
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paper.on('element:pointerdblclick', function (elementView) {
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if (elementView.model.attributes.type === 'standard.TextBlock') {
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const currentText = elementView.model.attr('label/text');
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const newText = prompt('Edytuj tekst:', currentText);
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if (newText != null) {
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elementView.model.attr('label/text', newText);
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}
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}
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});
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$(document).on('keydown', function (e) {
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if ((e.ctrlKey || e.metaKey) && e.key.toLowerCase() === 'c') {
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e.preventDefault();
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copyShape();
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return;
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}
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if ((e.ctrlKey || e.metaKey) && e.key.toLowerCase() === 'v') {
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e.preventDefault();
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pasteShape();
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return;
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}
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if (e.key === 'Delete' && selectedElement) {
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deleteShape();
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}
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});
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//add text to text block - END
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// Zoom
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const zoomStep = 0.2;
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const minScale = 0.2;
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const maxScale = 3.0;
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function applyZoom(newScale, ox, oy) {
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paper.scale(newScale, newScale, ox, oy);
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showResizeHandle(activeElementView);
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}
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$('#zoom-in').click(function () {
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const currentScale = paper.scale().sx;
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const newScale = Math.min(maxScale, currentScale + zoomStep);
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applyZoom(newScale);
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});
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$('#zoom-out').click(function () {
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const currentScale = paper.scale().sx;
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const newScale = Math.max(minScale, currentScale - zoomStep);
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applyZoom(newScale);
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});
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// Zoom za pomoca kolka myszy
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paper.on('blank:mousewheel cell:mousewheel', function (evt, x, y, delta) {
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evt.preventDefault();
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const oldScale = paper.scale().sx;
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const zoomFactor = 0.2;
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let newScale = oldScale * (1 + delta * zoomFactor);
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newScale = Math.max(minScale, Math.min(maxScale, newScale));
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applyZoom(newScale, x, y);
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});
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});
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</script>
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</body>
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</html> |