maxGraph/javascript/examples/grapheditor/www/js/Dialogs.js

1153 lines
31 KiB
JavaScript

/**
* $Id: Dialogs.js,v 1.7 2013/05/07 06:54:12 gaudenz Exp $
* Copyright (c) 2006-2012, JGraph Ltd
*/
/**
* Constructs a new dialog.
*/
function Dialog(editorUi, elt, w, h, modal, closable, onClose)
{
var dx = 0;
if (mxClient.IS_IE && document.documentMode != 9)
{
dx = 60;
}
w += dx;
h += dx;
var left = Math.max(0, Math.round((document.body.scrollWidth - w) / 2));
var top = Math.max(0, Math.round((Math.max(document.body.scrollHeight, document.documentElement.scrollHeight) - h) / 3));
var div = editorUi.createDiv('geDialog');
div.style.width = w + 'px';
div.style.height = h + 'px';
div.style.left = left + 'px';
div.style.top = top + 'px';
if (this.bg == null)
{
this.bg = editorUi.createDiv('background');
this.bg.style.position = 'absolute';
this.bg.style.background = 'white';
this.bg.style.left = '0px';
this.bg.style.top = '0px';
this.bg.style.bottom = '0px';
this.bg.style.right = '0px';
mxUtils.setOpacity(this.bg, 80);
if (mxClient.IS_QUIRKS)
{
new mxDivResizer(this.bg);
}
}
if (modal)
{
document.body.appendChild(this.bg);
}
div.appendChild(elt);
document.body.appendChild(div);
if (closable)
{
var img = document.createElement('img');
img.setAttribute('src', IMAGE_PATH + '/close.png');
img.setAttribute('title', mxResources.get('close'));
img.className = 'geDialogClose';
img.style.top = (top + 14) + 'px';
img.style.left = (left + w + 38 - dx) + 'px';
mxEvent.addListener(img, 'click', mxUtils.bind(this, function()
{
editorUi.hideDialog();
}));
document.body.appendChild(img);
this.dialogImg = img;
}
this.onDialogClose = onClose;
this.container = div;
};
/**
* Removes the dialog from the DOM.
*/
Dialog.prototype.close = function()
{
if (this.onDialogClose != null)
{
this.onDialogClose();
this.onDialogClose = null;
}
if (this.dialogImg != null)
{
this.dialogImg.parentNode.removeChild(this.dialogImg);
this.dialogImg = null;
}
this.container.parentNode.removeChild(this.container);
this.bg.parentNode.removeChild(this.bg);
};
/**
* Constructs a new open dialog.
*/
function OpenDialog()
{
var iframe = document.createElement('iframe');
iframe.style.backgroundColor = 'transparent';
iframe.allowTransparency = 'true';
iframe.style.borderStyle = 'none';
iframe.style.borderWidth = '0px';
iframe.style.overflow = 'hidden';
iframe.frameBorder = '0';
iframe.setAttribute('width', '320px');
iframe.setAttribute('height', '190px');
iframe.setAttribute('src', OPEN_FORM);
this.container = iframe;
};
/**
* Constructs a new color dialog.
*/
function ColorDialog(editorUi, color, apply)
{
this.editorUi = editorUi;
var input = document.createElement('input');
input.style.marginBottom = '10px';
input.style.width = '216px';
// Required for picker to render in IE
if (mxClient.IS_IE)
{
input.style.marginTop = '10px';
document.body.appendChild(input);
}
var picker = new jscolor.color(input);
picker.pickerOnfocus = false;
picker.showPicker();
var div = document.createElement('div');
jscolor.picker.box.style.position = 'relative';
jscolor.picker.box.style.width = '230px';
jscolor.picker.box.style.height = '100px';
jscolor.picker.box.style.paddingBottom = '10px';
div.appendChild(jscolor.picker.box);
var center = document.createElement('center');
function addPresets(presets, rowLength)
{
rowLength = (rowLength != null) ? rowLength : 12;
var table = document.createElement('table');
table.style.borderCollapse = 'collapse';
table.setAttribute('cellspacing', '0');
table.style.marginBottom = '20px';
table.style.cellSpacing = '0px';
var tbody = document.createElement('tbody');
table.appendChild(tbody);
var rows = presets.length / rowLength;
for (var row = 0; row < rows; row++)
{
var tr = document.createElement('tr');
for (var i = 0; i < rowLength; i++)
{
(function(clr)
{
var td = document.createElement('td');
td.style.border = '1px solid black';
td.style.padding = '0px';
td.style.width = '16px';
td.style.height = '16px';
if (clr == 'none')
{
td.style.background = 'url(\'' + IMAGE_PATH + '/nocolor.png' + '\')';
}
else
{
td.style.backgroundColor = '#' + clr;
}
tr.appendChild(td);
mxEvent.addListener(td, 'click', function()
{
if (clr == 'none')
{
picker.fromString('ffffff');
input.value = 'none';
}
else
{
picker.fromString(clr);
}
});
})(presets[row * rowLength + i]);
}
tbody.appendChild(tr);
}
center.appendChild(table);
return table;
};
div.appendChild(input);
mxUtils.br(div);
// Adds presets
var table = addPresets(['E6D0DE', 'CDA2BE', 'B5739D', 'E1D5E7', 'C3ABD0', 'A680B8', 'D4E1F5', 'A9C4EB', '7EA6E0', 'D5E8D4', '9AC7BF', '67AB9F', 'D5E8D4', 'B9E0A5', '97D077', 'FFF2CC', 'FFE599', 'FFD966', 'FFF4C3', 'FFCE9F', 'FFB570', 'F8CECC', 'F19C99', 'EA6B66'], 12);
table.style.marginBottom = '8px';
table = addPresets(['none', 'FFFFFF', 'E6E6E6', 'CCCCCC', 'B3B3B3', '999999', '808080', '666666', '4D4D4D', '333333', '1A1A1A', '000000', 'FFCCCC', 'FFE6CC', 'FFFFCC', 'E6FFCC', 'CCFFCC', 'CCFFE6', 'CCFFFF', 'CCE5FF', 'CCCCFF', 'E5CCFF', 'FFCCFF', 'FFCCE6', 'FF9999', 'FFCC99', 'FFFF99', 'CCFF99', '99FF99', '99FFCC', '99FFFF', '99CCFF', '9999FF', 'CC99FF', 'FF99FF', 'FF99CC', 'FF6666', 'FFB366', 'FFFF66', 'B3FF66', '66FF66', '66FFB3', '66FFFF', '66B2FF', '6666FF', 'B266FF', 'FF66FF', 'FF66B3', 'FF3333', 'FF9933', 'FFFF33', '99FF33', '33FF33', '33FF99', '33FFFF', '3399FF', '3333FF', '9933FF', 'FF33FF', 'FF3399', 'FF0000', 'FF8000', 'FFFF00', '80FF00', '00FF00', '00FF80', '00FFFF', '007FFF', '0000FF', '7F00FF', 'FF00FF', 'FF0080', 'CC0000', 'CC6600', 'CCCC00', '66CC00', '00CC00', '00CC66', '00CCCC', '0066CC', '0000CC', '6600CC', 'CC00CC', 'CC0066', '990000', '994C00', '999900', '4D9900', '009900', '00994D', '009999', '004C99', '000099', '4C0099', '990099', '99004D', '660000', '663300', '666600', '336600', '006600', '006633', '006666', '003366', '000066', '330066', '660066', '660033', '330000', '331A00', '333300', '1A3300', '003300', '00331A', '003333', '001933', '000033', '190033', '330033', '33001A']);
table.style.marginBottom = '16px';
div.appendChild(center);
var buttons = document.createElement('div');
buttons.style.textAlign = 'right';
buttons.style.whiteSpace = 'nowrap';
var applyFunction = (apply != null) ? apply : this.createApplyFunction();
buttons.appendChild(mxUtils.button(mxResources.get('apply'), function()
{
var color = input.value;
if (color != 'none')
{
color = '#' + color;
}
applyFunction(color);
editorUi.hideDialog();
}));
buttons.appendChild(mxUtils.button(mxResources.get('cancel'), function()
{
editorUi.hideDialog();
}));
if (color != null)
{
if (color == 'none')
{
picker.fromString('ffffff');
input.value = 'none';
}
else
{
picker.fromString(color);
}
}
div.appendChild(buttons);
this.picker = picker;
this.colorInput = input;
this.container = div;
};
/* Creates function to apply value */
ColorDialog.prototype.createApplyFunction = function()
{
return mxUtils.bind(this, function(color)
{
this.editorUi.editor.graph.setCellStyles(this.currentColorKey, (color == 'none') ? 'none' : color);
});
};
/**
* Constructs a new about dialog.
*/
function AboutDialog(editorUi)
{
var div = document.createElement('div');
div.setAttribute('align', 'center');
var h3 = document.createElement('h3');
mxUtils.write(h3, mxResources.get('about') + ' GraphEditor');
div.appendChild(h3);
var img = document.createElement('img');
img.style.border = '0px';
img.setAttribute('width', '176');
img.setAttribute('width', '151');
img.setAttribute('src', IMAGE_PATH + '/logo.png');
div.appendChild(img);
mxUtils.br(div);
mxUtils.write(div, 'Powered by mxGraph ' + mxClient.VERSION);
mxUtils.br(div);
var link = document.createElement('a');
link.setAttribute('href', 'http://www.jgraph.com/');
link.setAttribute('target', '_blank');
mxUtils.write(link, 'www.jgraph.com');
div.appendChild(link);
mxUtils.br(div);
mxUtils.br(div);
div.appendChild(mxUtils.button(mxResources.get('close'), function()
{
editorUi.hideDialog();
}));
this.container = div;
};
/**
* Constructs a new page setup dialog.
*/
function PageSetupDialog(editorUi)
{
var graph = editorUi.editor.graph;
var a4 = mxConstants.PAGE_FORMAT_A4_PORTRAIT;
var pf = ((graph.pageFormat.width == a4.width && graph.pageFormat.height == a4.height) ||
(graph.pageFormat.height == a4.width && graph.pageFormat.width == a4.height)) ?
a4 : mxConstants.PAGE_FORMAT_LETTER_PORTRAIT;
var row, td;
var table = document.createElement('table');
table.style.width = '100%';
table.style.height = '100%';
var tbody = document.createElement('tbody');
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
mxUtils.write(td, mxResources.get('paperSize') + ':');
row.appendChild(td);
var paperSizeSelect = document.createElement('select');
var paperSizeA4Option = document.createElement('option');
paperSizeA4Option.setAttribute('value', 'a4');
mxUtils.write(paperSizeA4Option, 'A4');
paperSizeSelect.appendChild(paperSizeA4Option);
var paperSizeLetterOption = document.createElement('option');
paperSizeLetterOption.setAttribute('value', 'letter');
mxUtils.write(paperSizeLetterOption, 'Letter');
paperSizeSelect.appendChild(paperSizeLetterOption);
if (pf === mxConstants.PAGE_FORMAT_LETTER_PORTRAIT)
{
paperSizeLetterOption.setAttribute('selected', 'selected');
}
td = document.createElement('td');
td.style.fontSize = '10pt';
td.appendChild(paperSizeSelect);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
row.appendChild(td);
var landscapeCheckBox = document.createElement('input');
landscapeCheckBox.setAttribute('type', 'checkbox');
if (graph.pageFormat.width == pf.height)
{
landscapeCheckBox.setAttribute('checked', 'checked');
}
td = document.createElement('td');
td.style.padding = '4 0 16 2px';
td.style.fontSize = '10pt';
td.appendChild(landscapeCheckBox);
mxUtils.write(td, ' ' + mxResources.get('landscape'));
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
td.style.width = '130px';
mxUtils.write(td, mxResources.get('pageScale') + ':');
row.appendChild(td);
var pageScaleInput = document.createElement('input');
pageScaleInput.setAttribute('value', (editorUi.editor.graph.pageScale * 100) + '%');
pageScaleInput.style.width = '60px';
td = document.createElement('td');
td.appendChild(pageScaleInput);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.colSpan = 2;
td.style.paddingTop = '40px';
td.setAttribute('align', 'right');
td.appendChild(mxUtils.button(mxResources.get('ok'), function()
{
editorUi.hideDialog();
var ls = landscapeCheckBox.checked;
graph.pageFormat = (paperSizeSelect.value == 'letter') ?
((ls) ? mxConstants.PAGE_FORMAT_LETTER_LANDSCAPE : mxConstants.PAGE_FORMAT_LETTER_PORTRAIT) :
((ls) ? mxConstants.PAGE_FORMAT_A4_LANDSCAPE : mxConstants.PAGE_FORMAT_A4_PORTRAIT);
editorUi.editor.outline.outline.pageFormat = graph.pageFormat;
graph.pageScale = parseInt(pageScaleInput.value) / 100;
if (!graph.pageVisible)
{
editorUi.actions.get('pageView').funct();
}
else
{
editorUi.editor.updateGraphComponents();
graph.view.validateBackground();
graph.sizeDidChange();
editorUi.editor.outline.update();
}
}));
td.appendChild(mxUtils.button(mxResources.get('cancel'), function()
{
editorUi.hideDialog();
}));
row.appendChild(td);
tbody.appendChild(row);
tbody.appendChild(row);
table.appendChild(tbody);
this.container = table;
};
/**
* Constructs a new print dialog.
*/
function PrintDialog(editorUi)
{
var graph = editorUi.editor.graph;
var a4 = mxConstants.PAGE_FORMAT_A4_PORTRAIT;
var pf = ((graph.pageFormat.width == a4.width && graph.pageFormat.height == a4.height) ||
(graph.pageFormat.height == a4.width && graph.pageFormat.width == a4.height)) ?
a4 : mxConstants.PAGE_FORMAT_LETTER_PORTRAIT;
var row, td;
var table = document.createElement('table');
table.style.width = '100%';
table.style.height = '100%';
var tbody = document.createElement('tbody');
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
mxUtils.write(td, mxResources.get('paperSize') + ':');
row.appendChild(td);
var paperSizeSelect = document.createElement('select');
var paperSizeA4Option = document.createElement('option');
paperSizeA4Option.setAttribute('value', 'a4');
mxUtils.write(paperSizeA4Option, 'A4');
paperSizeSelect.appendChild(paperSizeA4Option);
var paperSizeLetterOption = document.createElement('option');
paperSizeLetterOption.setAttribute('value', 'letter');
mxUtils.write(paperSizeLetterOption, 'Letter');
paperSizeSelect.appendChild(paperSizeLetterOption);
if (pf === mxConstants.PAGE_FORMAT_LETTER_PORTRAIT)
{
paperSizeLetterOption.setAttribute('selected', 'selected');
}
td = document.createElement('td');
td.style.fontSize = '10pt';
td.appendChild(paperSizeSelect);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
row.appendChild(td);
var landscapeCheckBox = document.createElement('input');
landscapeCheckBox.setAttribute('type', 'checkbox');
if (graph.pageFormat.width == pf.height)
{
landscapeCheckBox.setAttribute('checked', 'checked');
}
td = document.createElement('td');
td.style.padding = '4 0 16 2px';
td.style.fontSize = '10pt';
td.appendChild(landscapeCheckBox);
mxUtils.write(td, ' ' + mxResources.get('landscape'));
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
var pageCountCheckBox = document.createElement('input');
pageCountCheckBox.setAttribute('type', 'checkbox');
td = document.createElement('td');
td.style.paddingRight = '10px';
td.style.fontSize = '10pt';
td.appendChild(pageCountCheckBox);
mxUtils.write(td, ' ' + mxResources.get('posterPrint') + ':');
row.appendChild(td);
var pageCountInput = document.createElement('input');
pageCountInput.setAttribute('value', '1');
pageCountInput.setAttribute('type', 'number');
pageCountInput.setAttribute('min', '1');
pageCountInput.setAttribute('size', '4');
pageCountInput.setAttribute('disabled', 'disabled');
pageCountInput.style.width = '50px';
td = document.createElement('td');
td.style.fontSize = '10pt';
td.appendChild(pageCountInput);
mxUtils.write(td, ' ' + mxResources.get('pages'));
row.appendChild(td);
tbody.appendChild(row);
mxEvent.addListener(pageCountCheckBox, 'change', function()
{
if (pageCountCheckBox.checked)
{
pageCountInput.removeAttribute('disabled');
}
else
{
pageCountInput.setAttribute('disabled', 'disabled');
}
});
row = document.createElement('tr');
td = document.createElement('td');
td.colSpan = 2;
td.style.paddingTop = '40px';
td.setAttribute('align', 'right');
function preview()
{
var ls = landscapeCheckBox.checked;
var pf = (paperSizeSelect.value == 'letter') ?
((ls) ? mxConstants.PAGE_FORMAT_LETTER_LANDSCAPE : mxConstants.PAGE_FORMAT_LETTER_PORTRAIT) :
((ls) ? mxConstants.PAGE_FORMAT_A4_LANDSCAPE : mxConstants.PAGE_FORMAT_A4_PORTRAIT);
var scale = 1 / graph.pageScale;
if (pageCountCheckBox.checked)
{
var pageCount = parseInt(pageCountInput.value);
if (!isNaN(pageCount))
{
scale = mxUtils.getScaleForPageCount(pageCount, graph, pf);
}
}
// Negative coordinates are cropped or shifted if page visible
var gb = graph.getGraphBounds();
var autoOrigin = pageCountCheckBox.checked;
var border = 0;
var x0 = 0;
var y0 = 0;
// Computes unscaled, untranslated graph bounds
var x = (gb.width > 0) ? gb.x / graph.view.scale - graph.view.translate.x : 0;
var y = (gb.height > 0) ? gb.y / graph.view.scale - graph.view.translate.y : 0;
if (x < 0 || y < 0)
{
autoOrigin = true;
if (graph.pageVisible)
{
var ps = graph.pageScale;
var pw = pf.width * ps;
var ph = pf.height * ps;
x0 = (x > 0) ? x : pf.width * -Math.floor(Math.min(0, x) / pw) + Math.min(0, x) / graph.pageScale;
y0 = (y > 0) ? y : pf.height * -Math.floor(Math.min(0, y) / ph) + Math.min(0, y) / graph.pageScale;
}
else
{
x0 = 10;
y0 = 10;
}
}
var preview = new mxPrintPreview(graph, scale, pf, border, x0, y0);
preview.title = mxResources.get('preview');
preview.autoOrigin = autoOrigin;
return preview.open();
};
td.appendChild(mxUtils.button(mxResources.get('print'), function()
{
editorUi.hideDialog();
preview().print();
}));
td.appendChild(mxUtils.button(mxResources.get('preview'), function()
{
editorUi.hideDialog();
preview();
}));
td.appendChild(mxUtils.button(mxResources.get('cancel'), function()
{
editorUi.hideDialog();
}));
row.appendChild(td);
tbody.appendChild(row);
tbody.appendChild(row);
table.appendChild(tbody);
this.container = table;
};
/**
* Constructs a new save dialog.
*/
function SaveDialog(editorUi)
{
var row, td;
var table = document.createElement('table');
var tbody = document.createElement('tbody');
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
td.style.width = '100px';
mxUtils.write(td, mxResources.get('filename') + ':');
row.appendChild(td);
var nameInput = document.createElement('input');
nameInput.setAttribute('value', editorUi.editor.getOrCreateFilename());
nameInput.style.width = '180px';
td = document.createElement('td');
td.appendChild(nameInput);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.colSpan = 2;
td.style.paddingTop = '30px';
td.style.whiteSpace = 'nowrap';
td.setAttribute('align', 'right');
var saveBtn = mxUtils.button(mxResources.get('save'), function()
{
editorUi.save(nameInput.value);
editorUi.hideDialog();
});
td.appendChild(saveBtn);
td.appendChild(mxUtils.button(mxResources.get('cancel'), function()
{
editorUi.hideDialog();
}));
row.appendChild(td);
tbody.appendChild(row);
tbody.appendChild(row);
table.appendChild(tbody);
this.container = table;
};
/**
* Constructs a new edit file dialog.
*/
function EditFileDialog(editorUi)
{
var div = document.createElement('div');
div.style.textAlign = 'right';
var textarea = document.createElement('textarea');
textarea.style.width = '600px';
textarea.style.height = '374px';
textarea.value = mxUtils.getPrettyXml(editorUi.editor.getGraphXml());
div.appendChild(textarea);
// Enables dropping files
if (fileSupport)
{
function handleDrop(evt)
{
evt.stopPropagation();
evt.preventDefault();
if (evt.dataTransfer.files.length > 0)
{
var file = evt.dataTransfer.files[0];
var reader = new FileReader();
reader.onload = function(e) { textarea.value = e.target.result; };
reader.readAsText(file);
}
};
function handleDragOver(evt)
{
evt.stopPropagation();
evt.preventDefault();
};
// Setup the dnd listeners.
textarea.addEventListener('dragover', handleDragOver, false);
textarea.addEventListener('drop', handleDrop, false);
}
var select = document.createElement('select');
select.style.width = '180px';
var newOption = document.createElement('option');
newOption.setAttribute('value', 'new');
mxUtils.write(newOption, mxResources.get('openInNewWindow'));
select.appendChild(newOption);
var replaceOption = document.createElement('option');
replaceOption.setAttribute('value', 'replace');
mxUtils.write(replaceOption, mxResources.get('replaceExistingDrawing'));
select.appendChild(replaceOption);
var importOption = document.createElement('option');
importOption.setAttribute('value', 'import');
mxUtils.write(importOption, mxResources.get('addToExistingDrawing'));
select.appendChild(importOption);
div.appendChild(select);
div.appendChild(mxUtils.button(mxResources.get('ok'), function()
{
if (select.value == 'new')
{
window.openFile = new OpenFile(function()
{
editorUi.hideDialog();
window.openFile = null;
});
window.openFile.setData(textarea.value, null);
window.open(editorUi.getUrl());
}
else if (select.value == 'replace')
{
var doc = mxUtils.parseXml(textarea.value);
editorUi.editor.setGraphXml(doc.documentElement);
editorUi.hideDialog();
}
else if (select.value == 'import')
{
var doc = mxUtils.parseXml(textarea.value);
var model = new mxGraphModel();
var codec = new mxCodec(doc);
codec.decode(doc.documentElement, model);
var children = model.getChildren(model.getChildAt(model.getRoot(), 0));
editorUi.editor.graph.setSelectionCells(editorUi.editor.graph.importCells(children));
editorUi.hideDialog();
}
}));
div.appendChild(mxUtils.button(mxResources.get('cancel'), function()
{
editorUi.hideDialog();
}));
this.container = div;
};
/**
* Constructs a new export dialog.
*/
function ExportDialog(editorUi)
{
var graph = editorUi.editor.graph;
var bounds = graph.getGraphBounds();
var scale = graph.view.scale;
var width = Math.ceil(bounds.width / scale);
var height = Math.ceil(bounds.height / scale);
var row, td;
var table = document.createElement('table');
var tbody = document.createElement('tbody');
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
td.style.width = '100px';
mxUtils.write(td, mxResources.get('filename') + ':');
row.appendChild(td);
var nameInput = document.createElement('input');
nameInput.setAttribute('value', editorUi.editor.getOrCreateFilename());
nameInput.style.width = '180px';
td = document.createElement('td');
td.appendChild(nameInput);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
mxUtils.write(td, mxResources.get('format') + ':');
row.appendChild(td);
var imageFormatSelect = document.createElement('select');
imageFormatSelect.style.width = '180px';
var pngOption = document.createElement('option');
pngOption.setAttribute('value', 'png');
mxUtils.write(pngOption, 'PNG - Portable Network Graphics');
imageFormatSelect.appendChild(pngOption);
var gifOption = document.createElement('option');
gifOption.setAttribute('value', 'gif');
mxUtils.write(gifOption, 'GIF - Graphics Interchange Format');
imageFormatSelect.appendChild(gifOption);
var jpgOption = document.createElement('option');
jpgOption.setAttribute('value', 'jpg');
mxUtils.write(jpgOption, 'JPG - JPEG File Interchange Format');
imageFormatSelect.appendChild(jpgOption);
var pdfOption = document.createElement('option');
pdfOption.setAttribute('value', 'pdf');
mxUtils.write(pdfOption, 'PDF - Portable Document Format');
imageFormatSelect.appendChild(pdfOption);
var svgOption = document.createElement('option');
svgOption.setAttribute('value', 'svg');
mxUtils.write(svgOption, 'SVG - Scalable Vector Graphics');
imageFormatSelect.appendChild(svgOption);
var xmlOption = document.createElement('option');
xmlOption.setAttribute('value', 'xml');
mxUtils.write(xmlOption, 'XML - Diagramly XML Document');
imageFormatSelect.appendChild(xmlOption);
td = document.createElement('td');
td.appendChild(imageFormatSelect);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
mxUtils.write(td, mxResources.get('width') + ':');
row.appendChild(td);
var widthInput = document.createElement('input');
widthInput.setAttribute('value', width);
widthInput.style.width = '180px';
td = document.createElement('td');
td.appendChild(widthInput);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
mxUtils.write(td, mxResources.get('height') + ':');
row.appendChild(td);
var heightInput = document.createElement('input');
heightInput.setAttribute('value', height);
heightInput.style.width = '180px';
td = document.createElement('td');
td.appendChild(heightInput);
row.appendChild(td);
tbody.appendChild(row);
row = document.createElement('tr');
td = document.createElement('td');
td.style.fontSize = '10pt';
mxUtils.write(td, mxResources.get('borderWidth') + ':');
row.appendChild(td);
var borderInput = document.createElement('input');
borderInput.setAttribute('value', width);
borderInput.style.width = '180px';
borderInput.value = '0';
td = document.createElement('td');
td.appendChild(borderInput);
row.appendChild(td);
tbody.appendChild(row);
table.appendChild(tbody);
// Handles changes in the export format
function formatChanged()
{
var name = nameInput.value;
var dot = name.lastIndexOf('.');
if (dot > 0)
{
nameInput.value = name.substring(0, dot + 1) + imageFormatSelect.value;
}
else
{
nameInput.value = name + '.' + imageFormatSelect.value;
}
if (imageFormatSelect.value === 'xml')
{
widthInput.setAttribute('disabled', 'true');
heightInput.setAttribute('disabled', 'true');
borderInput.setAttribute('disabled', 'true');
}
else
{
widthInput.removeAttribute('disabled');
heightInput.removeAttribute('disabled');
borderInput.removeAttribute('disabled');
}
};
mxEvent.addListener(imageFormatSelect, 'change', formatChanged);
formatChanged();
function checkValues()
{
if (widthInput.value * heightInput.value > MAX_AREA || widthInput.value < 0)
{
widthInput.style.backgroundColor = 'red';
}
else
{
widthInput.style.backgroundColor = '';
}
if (widthInput.value * heightInput.value > MAX_AREA || heightInput.value < 0)
{
heightInput.style.backgroundColor = 'red';
}
else
{
heightInput.style.backgroundColor = '';
}
};
mxEvent.addListener(widthInput, 'change', function()
{
if (width > 0)
{
heightInput.value = Math.ceil(parseInt(widthInput.value) * height / width);
}
else
{
heightInput.value = '0';
}
checkValues();
});
mxEvent.addListener(heightInput, 'change', function()
{
if (height > 0)
{
widthInput.value = Math.ceil(parseInt(heightInput.value) * width / height);
}
else
{
widthInput.value = '0';
}
checkValues();
});
// Reusable image export instance
var imgExport = new mxImageExport();
row = document.createElement('tr');
td = document.createElement('td');
td.colSpan = 2;
td.style.paddingTop = '40px';
td.setAttribute('align', 'right');
td.appendChild(mxUtils.button(mxResources.get('save'), mxUtils.bind(this, function()
{
if (parseInt(widthInput.value) <= 0 && parseInt(heightInput.value) <= 0)
{
mxUtils.alert(mxResources.get('drawingEmpty'));
}
else
{
var format = imageFormatSelect.value;
var name = nameInput.value;
if (format == 'xml')
{
var xml = encodeURIComponent(mxUtils.getXml(editorUi.editor.getGraphXml()));
new mxXmlRequest(SAVE_URL, 'filename=' + name + '&xml=' + xml).simulate(document, "_blank");
}
else if (format == 'svg')
{
var b = Math.max(0, parseInt(borderInput.value)) + 1;
var scale = parseInt(widthInput.value) / width;
var bounds = graph.getGraphBounds();
var vs = graph.view.scale;
// Prepares SVG document that holds the output
var svgDoc = mxUtils.createXmlDocument();
var root = (svgDoc.createElementNS != null) ?
svgDoc.createElementNS(mxConstants.NS_SVG, 'svg') : svgDoc.createElement('svg');
if (graph.background != null)
{
if (root.style != null)
{
root.style.backgroundColor = graph.background;
}
else
{
root.setAttribute('style', 'background-color:' + graph.background);
}
}
if (svgDoc.createElementNS == null)
{
root.setAttribute('xmlns', mxConstants.NS_SVG);
}
root.setAttribute('width', Math.ceil(bounds.width * scale / vs + 2 * b) + 'px');
root.setAttribute('height', Math.ceil(bounds.height * scale / vs + 2 * b) + 'px');
root.setAttribute('xmlns:xlink', mxConstants.NS_XLINK);
root.setAttribute('version', '1.1');
// Adds group for anti-aliasing via transform
var group = (svgDoc.createElementNS != null) ?
svgDoc.createElementNS(mxConstants.NS_SVG, 'g') : svgDoc.createElement('g');
group.setAttribute('transform', 'translate(0.5,0.5)');
root.appendChild(group);
svgDoc.appendChild(root);
// Renders graph. Offset will be multiplied with state's scale when painting state.
var svgCanvas = new mxSvgCanvas2D(group);
svgCanvas.translate(Math.floor((b / scale - bounds.x) / vs), Math.floor((b / scale - bounds.y) / vs));
svgCanvas.scale(scale / vs);
imgExport.drawState(graph.getView().getState(graph.model.root), svgCanvas);
var xml = mxUtils.getXml(root);
if (xml.length < MAX_REQUEST_SIZE)
{
xml = encodeURIComponent(xml);
new mxXmlRequest(SAVE_URL, 'filename=' + name + '&format=' + format +
'&xml=' + xml).simulate(document, "_blank");
}
else
{
mxUtils.alert(mxResources.get('drawingTooLarge'));
mxUtils.popup(xml);
}
}
else
{
var b = Math.max(0, parseInt(borderInput.value)) + 1;
var scale = parseInt(widthInput.value) / width;
var bounds = graph.getGraphBounds();
var vs = graph.view.scale;
// New image export
var xmlDoc = mxUtils.createXmlDocument();
var root = xmlDoc.createElement('output');
xmlDoc.appendChild(root);
// Renders graph. Offset will be multiplied with state's scale when painting state.
var xmlCanvas = new mxXmlCanvas2D(root);
xmlCanvas.translate(Math.floor((b / scale - bounds.x) / vs), Math.floor((b / scale - bounds.y) / vs));
xmlCanvas.scale(scale / vs);
imgExport.drawState(graph.getView().getState(graph.model.root), xmlCanvas);
// Puts request data together
var w = Math.ceil(bounds.width * scale / vs + 2 * b);
var h = Math.ceil(bounds.height * scale / vs + 2 * b);
var xml = mxUtils.getXml(root);
// Requests image if request is valid
if (xml.length <= MAX_REQUEST_SIZE && w > 0 && h > 0 && w * h < MAX_AREA)
{
var bg = graph.background || '#ffffff';
new mxXmlRequest(EXPORT_URL, 'filename=' + name + '&format=' + format +
'&bg=' + bg + '&w=' + w + '&h=' + h + '&plain=' + encodeURIComponent(xml)).
simulate(document, '_blank');
}
else
{
mxUtils.alert(mxResources.get('drawingTooLarge'));
}
}
editorUi.hideDialog();
}
})));
td.appendChild(mxUtils.button(mxResources.get('cancel'), function()
{
editorUi.hideDialog();
}));
row.appendChild(td);
tbody.appendChild(row);
tbody.appendChild(row);
table.appendChild(tbody);
this.container = table;
};