Gridlines

Available Gridlines There are 7 kinds of available gridlines you can set: ganttRows topTierColumn middleTierColumn bottomTierColumn currentDate projectStart projectFinish Gridline Type There are 5 kinds of line types you can set: empty thin dashed dotted dashDot Example For all GanttSheet gridlines, the available properties are lineType, lineColor, interval. Interval Gridline You can add interval gridlines in ganttRows: The available properties are intervalLineType, intervalLineColor, interval. You can also set normal gridlines:

/*REPLACE_MARKER*/
/*DO NOT DELETE THESE COMMENTS*/
var myTable;
var ganttSheet;
window.onload = function() {
var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"), { sheetCount: 0 });
initSpread(spread);
initSplitView(spread);
};
function initSpread(spread) {
spread.suspendPaint();
initDataSource(spread);
initGanttSheet(spread);
spread.resumePaint();
}
function initDataSource(spread) {
var tableName = "Gantt_Id";
var baseApiUrl = getBaseApiUrl();
var apiUrl = baseApiUrl + "/" + tableName;
var dataManager = spread.dataManager();
myTable = dataManager.addTable("myTable", {
batch: true,
remote: {
read: {
url: apiUrl
}
},
schema: {
hierarchy: {
type: "Parent",
column: "parentId"
},
columns: {
id: { isPrimaryKey: true },
taskNumber: { dataType: "rowOrder" }
}
}
});
}
function initGanttSheet(spread) {
ganttSheet = spread.addSheetTab(0, "GanttSheet", GC.Spread.Sheets.SheetType.ganttSheet);
var view = myTable.addView("ganttView", [
{ value: "taskNumber", caption: "NO.", width: 60 },
{ value: "name", caption: "Task Name", width: 200 },
{ value: "duration", caption: "Duration", width: 90 },
{ value: "predecessors", caption: "Predecessors", width: 120, visible: false }
]);
view.fetch().then(function() {
ganttSheet.bindGanttView(view);
ganttSheet.project.timescale.tierMode = GC.Spread.Sheets.GanttSheet.TimescaleTierMode.topMiddleBottom;
ganttSheet.project.timescale.topTier.unit = GC.Spread.Sheets.GanttSheet.TimescaleUnit.thirdsOfMonth;
}).then(function() {
ganttSheet.gridlines.bottomTierColumn = {
lineType: GC.Spread.Sheets.GanttSheet.GanttGridlineType.dashed,
lineColor: "#c85b11"
};
ganttSheet.gridlines.ganttRows.lineType = GC.Spread.Sheets.GanttSheet.GanttGridlineType.thin;
ganttSheet.gridlines.ganttRows.lineColor = "#abd08f";
ganttSheet.gridlines.ganttRows.interval = 2;
ganttSheet.gridlines.ganttRows.intervalLineType = GC.Spread.Sheets.GanttSheet.GanttGridlineType.dashDot;
ganttSheet.gridlines.ganttRows.intervalLineColor = "#9cc3e5";
});
initSidePanel(ganttSheet);
}
function initSidePanel(ganttSheet) {
var setButton = document.getElementById("set-gridline");
var intervalPanel = document.getElementById("interval-panel");
var affectItemOption = document.getElementById("affectItem");
var lineTypeOption = document.getElementById("lineType");
var lineColorOption = document.getElementById("lineColor");
var intervalLineTypeOption = document.getElementById("intervalLineType");
var intervalLineColorOption = document.getElementById("intervalLineColor");
var intervalOption = document.getElementById("interval");
var option = convertToNormalOptions(ganttSheet, "ganttRows");
syncOptionToPanel(option);
affectItemOption.addEventListener('change', function(e) {
var target = affectItemOption.value;
if (affectItemOption.value === "ganttRows") {
intervalPanel.classList.remove("hide");
} else {
intervalPanel.classList.add("hide");
}
var option = convertToNormalOptions(ganttSheet, target);
syncOptionToPanel(option);
});
setButton.addEventListener('click', function() {
var target = affectItemOption.value;
var lineType = Number(lineTypeOption.value);
var lineColor = lineColorOption.value;
var intervalLineType = Number(intervalLineTypeOption.value);
var intervalLineColor = intervalLineColorOption.value;
var interval = Number(intervalOption.value);
var option = convertToGanttGridlineOptions(lineType, lineColor, intervalLineType, intervalLineColor, interval);
if (option) {
ganttSheet.gridlines[target] = option;
}
});
function syncOptionToPanel(option) {
if (option.lineType) {
lineTypeOption.value = option.lineType;
}
if (option.lineColor) {
lineColorOption.value = option.lineColor;
}
if (option.intervalLineType) {
intervalLineTypeOption.value = option.intervalLineType;
}
if (option.intervalLineColor) {
intervalLineColorOption.value = option.intervalLineColor;
}
if (option.interval) {
intervalOption.value = option.interval;
}
}
}
function convertToGanttGridlineOptions(lineType, lineColor, intervalLineType, intervalLineColor, interval) {
var option = {};
if (typeof lineType === "number") {
option.lineType = lineType;
if (lineType !== 0) {
if (lineColor) {
option.lineColor = lineColor;
}
}
}
if (typeof intervalLineType === "number") {
option.intervalLineType = intervalLineType;
if (intervalLineType !== 0) {
if (lineType) {
option.intervalLineColor = intervalLineColor;
}
if (typeof interval === "number" && parseInt(interval) === parseFloat(interval)) {
option.interval = interval;
}
}
}
return option;
}
function convertToNormalOptions(ganttSheet, target) {
return ganttSheet.gridlines[target];
}
function getBaseApiUrl() {
return window.location.href.match(/http.+spreadjs\/demos\//)[0] + 'server/api';
}
function initSplitView(spread) {
var host = document.getElementById("split-view");
var content = host.getElementsByClassName("split-content")[0];
var panel = host.getElementsByClassName("split-panel")[0];
new SplitView({
host: host,
content: content,
panel: panel,
refreshContent: function() {
spread.refresh();
}
});
}

<!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">
<link rel="stylesheet" type="text/css" href="$DEMOROOT$/spread/source/splitView/splitView.css">
<!-- Promise Polyfill for IE, https://www.npmjs.com/package/promise-polyfill -->
<script src="https://cdn.jsdelivr.net/npm/promise-polyfill@8/dist/polyfill.min.js"></script>
<script src="$DEMOROOT$/en/purejs/node_modules/@mescius/spread-sheets/dist/gc.spread.sheets.all.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/en/purejs/node_modules/@mescius/spread-sheets-tablesheet/dist/gc.spread.sheets.tablesheet.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/en/purejs/node_modules/@mescius/spread-sheets-ganttsheet/dist/gc.spread.sheets.ganttsheet.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/spread/source/splitView/splitView.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 id="split-view" class="sample-tutorial">
<div id="ss" class="sample-spreadsheets split-content"></div>
<div class="options-container split-panel">
<div class="option-row option-title">
Change the provided properties to see how they affect the gridlines in gantt chart area.
</div>
<div class="option-block">
<div class="option-row selection-box">
<label for="affectItem">Affect Item</label>
<select id="affectItem">
<option value="ganttRows" selected="selected">ganttRows</option>
<option value="topTierColumn">topTierColumn</option>
<option value="middleTierColumn">middleTierColumn</option>
<option value="bottomTierColumn">bottomTierColumn</option>
<option value="currentDate">currentDate</option>
<option value="projectStart">projectStart</option>
<option value="projectFinish">projectFinish</option>
</select>
</div>
<div class="option-row selection-box">
<label for="lineType">Line Type</label>
<select id="lineType">
<option value="0">empty</option>
<option value="1" selected="selected">thin</option>
<option value="3">dashed</option>
<option value="4">dotted</option>
<option value="9">dashDot</option>
</select>
</div>
<div class="option-row input-box">
<label for="lineColor">Line Color</label>
<input type="text" id="lineColor" value="#abd08f" />
<div class="option-info valid">* valid value: color string</div>
</div>
</div>
<div class="option-block toggle" id="interval-panel">
<div class="option-info toggle">* toggle panel for the "Affect Item" option when you selected "ganttRows" item.</div>
<div class="option-row option-title">
<div>Set Interval Gridline Styles:</div>
</div>
<div class="option-row selection-box">
<label for="intervalLineType">Interval Line Type</label>
<select id="intervalLineType">
<option value="0">empty</option>
<option value="1">thin</option>
<option value="3">dashed</option>
<option value="4">dotted</option>
<option value="9" selected="selected">dashDot</option>
</select>
</div>
<div class="option-row input-box">
<label for="intervalLineColor">Interval Line Color</label>
<input type="text" id="intervalLineColor" value="#9cc3e5" />
<div class="option-info valid">* valid value: color string</div>
</div>
<div class="option-row input-box">
<label for="interval">Interval</label>
<input type="text" id="interval" value="2" />
<div class="option-info valid">* valid value: integer</div>
</div>
</div>
<div class="option-row">
<input type="button" id="set-gridline" class="option-button" value="Set Gridline" />
</div>
</div>
</div>
</html>

.options-container {
float: right;
width: 280px;
padding: 12px;
height: 100%;
box-sizing: border-box;
background: #fbfbfb;
overflow: auto;
box-shadow: inset 0px 0 4px 0 rgba(0,0,0,0.4);
}
.option-block {
background: #fff;
padding: 8px;
margin: 12px 0;
border-radius: 4px;
border: 1px dashed #82bc00;
box-shadow: 0px 0 6px 0 rgba(0,0,0,0.1);
}
.option-block.toggle {
border: 1px dotted #f7a711;
}
.option-row {
font-size: 14px;
box-sizing: border-box;
padding: 4px 0;
}
.option-title {
font-weight: bold;
color: #656565;
}
.option-info {
font-size: 12px;
color: #919191;
margin-top: 6px;
font-weight: normal;
}
.option-info.valid {
color: #82bc00;
}
.option-info.toggle {
color: #f7a711;
}
.option-button {
width: 100%;
padding: 0;
line-height: 20px;
background: #82bc00;
color: #fff;
transition: 0.3s;
cursor: pointer;
outline: none;
border-radius: 4px;
box-sizing: border-box;
box-shadow: 0 1px 4px 0 rgba(0,0,0,0.3);
border: none;
}
.option-button:hover {
background: #82bc00;
color: #fff;
box-shadow: 0 3px 8px 0 rgba(0,0,0,0.4);
}
.option-checkbox {
background: #fff;
border: 1px dashed #f7a711;
color: #f7a711;
padding: 2px 4px;
transition: 0.3s;
box-sizing: border-box;
cursor: pointer;
}
.option-checkbox.active {
color: #fff;
background: #f7a711;
box-shadow: 0 1px 4px 0 rgba(0,0,0,0.3);
border-radius: 4px;
}
.selection-box {
position: relative;
}
.selection-box > select {
text-align: left;
width: 100%;
height: 20px;
padding: 0;
line-height: 20px;
background: transparent;
border: none;
border-bottom: 2px solid #656565;
color: #656565;
transition: 0.3s;
cursor: pointer;
outline: none;
box-sizing: border-box;
}
.selection-box > select > option {
background: white;
}
.selection-box > select:focus {
border-bottom: 2px solid #82bc00;
color: #82bc00;
box-shadow: 0 2px 6px 0 rgba(0,0,0,0.3);
}
.selection-box > label {
position: absolute;
cursor: pointer;
font-size: 12px;
color: #fff;
background: #656565;
padding: 0 4px;
right: 0;
top: 6px;
box-shadow: 0 1px 4px 0 rgba(0,0,0,0.3);
}
.input-box {
position: relative;
}
.input-box > input[type=text] {
width: 100%;
background: transparent;
border: none;
color: #656565;
border-bottom: 2px solid #656565;
outline: none;
box-sizing: border-box;
transition: 0.3s;
}
.input-box > input[type=text]:focus {
color: #82bc00;
border-bottom: 2px solid #82bc00;
}
.input-box > label {
cursor: pointer;
position: absolute;
right: 0;
top: 5px;
font-size: 12px;
color: #fff;
background: #656565;
padding: 0 4px;
box-shadow: 0 1px 4px 0 rgba(0,0,0,0.3);
}

Available Gridlines

Gridline Type

Example

Interval Gridline

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