SpreadJS provides built-in themes. You can use the currentTheme method to get and set the current theme for the sheet, for example:
You can use the theme colors or standard colors to set cells' foreColor or backColor methods, as shown in this example.
var spreadNS = GC.Spread.Sheets;
function getElement (id) {
return document.getElementById(id);
}
window.onload = function () {
var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"), {sheetCount: 1});
initSpread(spread);
};
function initSpread(spread) {
var sheet = spread.getSheet(0);
sheet.suspendPaint();
sheet.setColumnWidth(0, 22);
sheet.setColumnWidth(1, 30);
sheet.setColumnWidth(2, 22);
sheet.getCell(1, 3).value("Theme Colors").themeFont("headings").hAlign(spreadNS.HorizontalAlign.center);
sheet.addSpan(1, 3, 1, 10);
sheet.getCell(2, 3).text("Background 1").themeFont("Body");
sheet.getCell(2, 4).text("Text 1").themeFont("Body");
sheet.getCell(2, 5).text("Background 2").themeFont("Body");
sheet.getCell(2, 6).text("Text 2").themeFont("Body");
sheet.getCell(2, 7).text("Accent 1").themeFont("Body");
sheet.getCell(2, 8).text("Accent 2").themeFont("Body");
sheet.getCell(2, 9).text("Accent 3").themeFont("Body");
sheet.getCell(2, 10).text("Accent 4").themeFont("Body");
sheet.getCell(2, 11).text("Accent 5").themeFont("Body");
sheet.getCell(2, 12).text("Accent 6").themeFont("Body");
sheet.getCell(4, 1).value("0").themeFont("Body");
sheet.getCell(4, 3).backColor("Background 1");
sheet.getCell(4, 4).backColor("Text 1");
sheet.getCell(4, 5).backColor("Background 2");
sheet.getCell(4, 6).backColor("Text 2");
sheet.getCell(4, 7).backColor("Accent 1");
sheet.getCell(4, 8).backColor("Accent 2");
sheet.getCell(4, 9).backColor("Accent 3");
sheet.getCell(4, 10).backColor("Accent 4");
sheet.getCell(4, 11).backColor("Accent 5");
sheet.getCell(4, 12).backColor("Accent 6");
sheet.getCell(5, 1).value("80").themeFont("Body");
sheet.getCell(5, 3).backColor("Background 1 80");
sheet.getCell(5, 4).backColor("Text 1 80");
sheet.getCell(5, 5).backColor("Background 2 80");
sheet.getCell(5, 6).backColor("Text 2 80");
sheet.getCell(5, 7).backColor("Accent 1 80");
sheet.getCell(5, 8).backColor("Accent 2 80");
sheet.getCell(5, 9).backColor("Accent 3 80");
sheet.getCell(5, 10).backColor("Accent 4 80");
sheet.getCell(5, 11).backColor("Accent 5 80");
sheet.getCell(5, 12).backColor("Accent 6 80");
sheet.getCell(6, 1).value("60").themeFont("Body");
sheet.getCell(6, 3).backColor("Background 1 60");
sheet.getCell(6, 4).backColor("Text 1 60");
sheet.getCell(6, 5).backColor("Background 2 60");
sheet.getCell(6, 6).backColor("Text 2 60");
sheet.getCell(6, 7).backColor("Accent 1 60");
sheet.getCell(6, 8).backColor("Accent 2 60");
sheet.getCell(6, 9).backColor("Accent 3 60");
sheet.getCell(6, 10).backColor("Accent 4 60");
sheet.getCell(6, 11).backColor("Accent 5 60");
sheet.getCell(6, 12).backColor("Accent 6 60");
sheet.getCell(7, 1).value("40").themeFont("Body");
sheet.getCell(7, 3).backColor("Background 1 40");
sheet.getCell(7, 4).backColor("Text 1 40");
sheet.getCell(7, 5).backColor("Background 2 40");
sheet.getCell(7, 6).backColor("Text 2 40");
sheet.getCell(7, 7).backColor("Accent 1 40");
sheet.getCell(7, 8).backColor("Accent 2 40");
sheet.getCell(7, 9).backColor("Accent 3 40");
sheet.getCell(7, 10).backColor("Accent 4 40");
sheet.getCell(7, 11).backColor("Accent 5 40");
sheet.getCell(7, 12).backColor("Accent 6 40");
sheet.getCell(8, 1).value("-25").themeFont("Body");
sheet.getCell(8, 3).backColor("Background 1 -25");
sheet.getCell(8, 4).backColor("Text 1 -25");
sheet.getCell(8, 5).backColor("Background 2 -25");
sheet.getCell(8, 6).backColor("Text 2 -25");
sheet.getCell(8, 7).backColor("Accent 1 -25");
sheet.getCell(8, 8).backColor("Accent 2 -25");
sheet.getCell(8, 9).backColor("Accent 3 -25");
sheet.getCell(8, 10).backColor("Accent 4 -25");
sheet.getCell(8, 11).backColor("Accent 5 -25");
sheet.getCell(8, 12).backColor("Accent 6 -25");
sheet.getCell(9, 1).value("-50").themeFont("Body");
sheet.getCell(9, 3).backColor("Background 1 -50");
sheet.getCell(9, 4).backColor("Text 1 -50");
sheet.getCell(9, 5).backColor("Background 2 -50");
sheet.getCell(9, 6).backColor("Text 2 -50");
sheet.getCell(9, 7).backColor("Accent 1 -50");
sheet.getCell(9, 8).backColor("Accent 2 -50");
sheet.getCell(9, 9).backColor("Accent 3 -50");
sheet.getCell(9, 10).backColor("Accent 4 -50");
sheet.getCell(9, 11).backColor("Accent 5 -50");
sheet.getCell(9, 12).backColor("Accent 6 -50");
sheet.resumePaint();
getElement('currentThemes').onchange = function (e) {
var sheet = spread.getActiveSheet();
sheet.currentTheme(e.target.value);
spread.invalidateLayout();
spread.repaint();
};
getElement('theme_type').onchange = function (e) {
var selectElement = getElement('theme_index');
while (selectElement.firstChild) {
selectElement.removeChild(selectElement.firstChild);
}
var options = [1, 2];
var themeType = e.target.value;
if (themeType == "Accent") {
options = [1, 2, 3, 4, 5, 6];
}
options.forEach(function (option) {
var optionElement = document.createElement('option');
optionElement.value = option.toString();
optionElement.text = option.toString();
selectElement.appendChild(optionElement);
});
};
getElement('btnSetForeground').onclick = function () {
var sheet = spread.getActiveSheet();
var brightness = parseInt(getElement('theme_brightness').value);
if (isNaN(brightness)) return;
if (brightness < -100) {
brightness = -100;
} else if (brightness > 100) {
brightness = 100;
}
var themeColor = getElement('theme_type').value + " " + getElement('theme_index').value + " " + brightness.toString();
sheet.getSelections().forEach(function(range) {
var actualRange = getActualCellRange(range, sheet.getRowCount(), sheet.getColumnCount());
sheet.getRange(actualRange.row, actualRange.col, actualRange.rowCount, actualRange.colCount).foreColor(themeColor);
});
};
getElement('btnSetBackground').onclick = function () {
var sheet = spread.getActiveSheet();
var brightness = parseInt(getElement('theme_brightness').value);
if (isNaN(brightness)) return;
if (brightness < -100) {
brightness = -100;
} else if (brightness > 100) {
brightness = 100;
}
var themeColor = getElement('theme_type').value + " " + getElement('theme_index').value + " " + brightness.toString();
sheet.getSelections().forEach(function(range) {
var actualRange = getActualCellRange(range, sheet.getRowCount(), sheet.getColumnCount());
sheet.getRange(actualRange.row, actualRange.col, actualRange.rowCount, actualRange.colCount).backColor(themeColor);
});
};
function getActualCellRange(cellRange, rowCount, columnCount) {
if (cellRange.row == -1 && cellRange.col == -1) {
return new spreadNS.Range(0, 0, rowCount, columnCount);
}
else if (cellRange.row == -1) {
return new spreadNS.Range(0, cellRange.col, rowCount, cellRange.colCount);
}
else if (cellRange.col == -1) {
return new spreadNS.Range(cellRange.row, 0, cellRange.rowCount, columnCount);
}
return cellRange;
}
}
<!doctype html>
<html style="height:100%;font-size:14px;">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" type="text/css" href="$DEMOROOT$/en/purejs/node_modules/@mescius/spread-sheets/styles/gc.spread.sheets.excel2013white.css">
<script src="$DEMOROOT$/en/purejs/node_modules/@mescius/spread-sheets/dist/gc.spread.sheets.all.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/spread/source/js/license.js" type="text/javascript"></script>
<script src="app.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="styles.css">
</head>
<body>
<div class="sample-tutorial">
<div id="ss" class="sample-spreadsheets"></div>
<div class="options-container">
<p>
Use these options to define the color that you want to use for the "Set Background" and "Set Foreground"
buttons for the cells that are currently selected.
</p>
<div class="option-row">
<label>Changed Document Theme:</label>
<select id="currentThemes" class="position">
<option>Default</option>
<option selected>Office</option>
<option>Apex</option>
<option>Aspect</option>
<option>Concourse</option>
<option>Civic</option>
<option>Oriel</option>
<option>Origin</option>
<option>Paper</option>
<option>Solstice</option>
<option>Technic</option>
<option>Trek</option>
<option>Urban</option>
<option>Verve</option>
<option>Equity</option>
<option>Flow</option>
<option>Foundry</option>
<option>Median</option>
<option>Metro</option>
<option>Module</option>
<option>Opulent</option>
</select>
</div>
<div class="option-row">
<select id="theme_type" class="position">
<option value="Accent">Accent</option>
<option value="Background">Background</option>
<option value="Text">Text</option>
</select>
<select id="theme_index" class="position">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
</select>
</div>
<div class="option-row">
<label for="theme_brightness">Brightness(-100 - 100):</label>
<input id="theme_brightness" value="50"/>
</div>
<div class="option-row">
<input type="button" value="Set Background" id="btnSetBackground" />
<input type="button" value="Set Foreground" id="btnSetForeground" />
</div>
</div>
</div>
</body>
</html>
.sample {
position: relative;
height: 100%;
overflow: auto;
}
.sample::after {
display: block;
content: "";
clear: both;
}
.sample-tutorial {
position: relative;
height: 100%;
overflow: hidden;
}
.sample-spreadsheets {
width: calc(100% - 280px);
height: 100%;
overflow: hidden;
float: left;
}
p {
margin: 0;
padding: 6px 12px;
background-color:#F4F8EB
}
input,
select {
padding: 4px 6px;
box-sizing: border-box;
margin-top: 6px;
}
.options-toggle {
display: none;
}
.options-container {
float: right;
width: 280px;
padding: 12px;
height: 100%;
box-sizing: border-box;
background: #fbfbfb;
overflow: auto;
}
.option-row {
font-size: 14px;
padding: 5px;
margin-top: 10px;
}
body {
position: absolute;
top: 0;
bottom: 0;
left: 0;
right: 0;
}
