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A DSL modelled around the UNIX pipe concept, that simplifies writing parallel and scalable pipelines in a portable manner
// vim: ts=2 sw=2
// Downloaded on 2021-02-23 from http://cdn.rawgit.com/nextflow-io/d3-timeline/82622c4cc35bac7283b3a317826b0709ac1ae476/src/d3-timeline.js
(function () {
// see https://github.com/mbostock/d3/wiki/Ordinal-Scales#category20c
var colors = d3.scale.category20c().domain(d3.range(0,20)).range()
function color_cycler(index) { return colors[index % 16]; } // mid section. note: uses only the first 16 colors
var color_cached = "#9c9c9c";
var color_scheduling = "#bdbdbd";
var color_termination = "#cecece";
d3.timeline = function() {
var DISPLAY_TYPES = ["circle", "rect"];
var hover = function () {},
mouseover = function () {},
mouseout = function () {},
click = function () {},
scroll = function () {},
labelFunction = function(label) { return label; },
navigateLeft = function () {},
navigateRight = function () {},
orient = "bottom",
width = null,
height = null,
rowSeperatorsColor = null,
backgroundColor = null,
tickFormat = { format: d3.time.format("%I %p"),
tickTime: d3.time.hours,
tickInterval: 1,
tickSize: 6 },
colorCycle = d3.scale.category20(),
colorPropertyName = null,
display = "rect",
beginning = 0,
labelMargin = 0,
ending = 0,
margin = {left: 30, right:30, top: 30, bottom:30},
stacked = false,
rotateTicks = false,
timeIsRelative = false,
fullLengthBackgrounds = false,
itemHeight = 20,
itemMargin = 5,
navMargin = 60,
showTimeAxis = true,
showAxisTop = false,
showTodayLine = false,
timeAxisTick = false,
timeAxisTickFormat = {stroke: "stroke-dasharray", spacing: "4 10"},
showTodayFormat = {marginTop: 25, marginBottom: 0, width: 1, color: colorCycle},
showBorderLine = false,
showBorderFormat = {marginTop: 25, marginBottom: 0, width: 1, color: colorCycle},
showAxisHeaderBackground = false,
showAxisNav = false,
showAxisCalendarYear = false,
axisBgColor = "white",
chartData = {}
;
var appendTimeAxis = function(g, xAxis, yPosition) {
if(showAxisHeaderBackground){ appendAxisHeaderBackground(g, 0, 0); }
if(showAxisNav){ appendTimeAxisNav(g) };
var axis = g.append("g")
.attr("class", "axis")
.attr("transform", "translate(" + 0 + "," + yPosition + ")")
.call(xAxis);
};
var appendTimeAxisCalendarYear = function (nav) {
var calendarLabel = beginning.getFullYear();
if (beginning.getFullYear() != ending.getFullYear()) {
calendarLabel = beginning.getFullYear() + "-" + ending.getFullYear()
}
nav.append("text")
.attr("transform", "translate(" + 20 + ", 0)")
.attr("x", 0)
.attr("y", 14)
.attr("class", "calendarYear")
.text(calendarLabel)
;
};
var appendTimeAxisNav = function (g) {
var timelineBlocks = 6;
var leftNavMargin = (margin.left - navMargin);
var incrementValue = (width - margin.left)/timelineBlocks;
var rightNavMargin = (width - margin.right - incrementValue + navMargin);
var nav = g.append('g')
.attr("class", "axis")
.attr("transform", "translate(0, 20)")
;
if(showAxisCalendarYear) { appendTimeAxisCalendarYear(nav) };
nav.append("text")
.attr("transform", "translate(" + leftNavMargin + ", 0)")
.attr("x", 0)
.attr("y", 14)
.attr("class", "chevron")
.text("<")
.on("click", function () {
return navigateLeft(beginning, chartData);
})
;
nav.append("text")
.attr("transform", "translate(" + rightNavMargin + ", 0)")
.attr("x", 0)
.attr("y", 14)
.attr("class", "chevron")
.text(">")
.on("click", function () {
return navigateRight(ending, chartData);
})
;
};
var appendAxisHeaderBackground = function (g, xAxis, yAxis) {
g.insert("rect")
.attr("class", "row-green-bar")
.attr("x", xAxis)
.attr("width", width)
.attr("y", yAxis)
.attr("height", itemHeight)
.attr("fill", axisBgColor);
};
var appendTimeAxisTick = function(g, xAxis, maxStack) {
g.append("g")
.attr("class", "axis")
.attr("transform", "translate(" + 0 + "," + (margin.top + (itemHeight + itemMargin) * maxStack) + ")")
.attr(timeAxisTickFormat.stroke, timeAxisTickFormat.spacing)
.call(xAxis.tickFormat("").tickSize(-(margin.top + (itemHeight + itemMargin) * (maxStack - 1) + 3), 0, 0));
};
var appendBackgroundBar = function (yAxisMapping, index, g, data, datum) {
var greenbarYAxis = ((itemHeight + itemMargin) * yAxisMapping[index]) + margin.top;
g.selectAll("svg").data(data).enter()
.insert("rect")
.attr("class", "row-green-bar")
.attr("x", fullLengthBackgrounds ? 0 : margin.left)
.attr("width", fullLengthBackgrounds ? width : (width - margin.right - margin.left))
.attr("y", greenbarYAxis)
.attr("height", itemHeight)
.attr("fill", backgroundColor instanceof Function ? backgroundColor(datum, index) : backgroundColor)
;
};
var appendLabel = function (gParent, yAxisMapping, index, hasLabel, datum) {
var fullItemHeight = itemHeight + itemMargin;
var rowsDown = fullItemHeight + fullItemHeight * (yAxisMapping[index] || 1);
gParent.append("text")
.attr("class", "timeline-label")
.attr("transform", "translate(" + labelMargin + "," + rowsDown + ")")
.text(hasLabel ? labelFunction(datum.label) : datum.id)
.on("click", function (d, i) { click(d, index, datum); });
};
function timeline (gParent) {
var g = gParent.append("g");
var gParentSize = gParent[0][0].getBoundingClientRect();
var gParentItem = d3.select(gParent[0][0]);
var yAxisMapping = {},
maxStack = 1,
minTime = 0,
maxTime = 0;
setWidth();
// check if the user wants relative time
// if so, subtract the first timestamp from each subsequent timestamps
if(timeIsRelative){
g.each(function (d, i) {
d.forEach(function (datum, index) {
datum.times.forEach(function (time, j) {
if(index === 0 && j === 0){
originTime = time.starting_time; //Store the timestamp that will serve as origin
time.starting_time = 0; //Set the origin
time.ending_time = time.ending_time - originTime; //Store the relative time (millis)
}else{
time.starting_time = time.starting_time - originTime;
time.ending_time = time.ending_time - originTime;
}
});
});
});
}
// check how many stacks we're gonna need
// do this here so that we can draw the axis before the graph
if (stacked || ending === 0 || beginning === 0) {
g.each(function (d, i) {
d.forEach(function (datum, index) {
// create y mapping for stacked graph
if (stacked && Object.keys(yAxisMapping).indexOf(index) == -1) {
yAxisMapping[index] = maxStack;
maxStack++;
}
// figure out beginning and ending times if they are unspecified
datum.times.forEach(function (time, i) {
if(beginning === 0)
if (time.starting_time < minTime || (minTime === 0 && timeIsRelative === false))
minTime = time.starting_time;
if(ending === 0)
if (time.ending_time > maxTime)
maxTime = time.ending_time;
});
});
});
if (ending === 0) {
ending = maxTime;
}
if (beginning === 0) {
beginning = minTime;
}
}
var scaleFactor = (1/(ending - beginning)) * (width - margin.left - margin.right);
// draw the axis
var xScale = d3.time.scale()
.domain([beginning, ending])
.range([margin.left, width - margin.right]);
var xAxis = d3.svg.axis()
.scale(xScale)
.orient(orient)
.tickFormat(tickFormat.format)
.ticks(tickFormat.numTicks || tickFormat.tickTime, tickFormat.tickInterval)
.tickSize(tickFormat.tickSize);
// draw the chart
g.each(function(d, i) {
chartData = d;
d.forEach( function(datum, index){
var cached = datum.cached;
var process_index = datum.index;
var data = datum.times;
var hasLabel = (typeof(datum.label) != "undefined");
// issue warning about using id per data set. Ids should be individual to data elements
if (typeof(datum.id) != "undefined") {
console.warn("d3Timeline Warning: Ids per dataset is deprecated in favor of a 'class' key. Ids are now per data element.");
}
if (backgroundColor) { appendBackgroundBar(yAxisMapping, index, g, data, datum); }
g.selectAll("svg").data(data).enter()
.append(function(d, i) {
return document.createElementNS(d3.ns.prefix.svg, "display" in d? d.display:display);
})
.attr("x", getXPos)
.attr("y", getStackPosition)
.attr("width", function (d, i) {
return (d.ending_time - d.starting_time) * scaleFactor;
})
.attr("cy", function(d, i) {
return getStackPosition(d, i) + itemHeight/2;
})
.attr("cx", getXPos)
.attr("r", itemHeight / 2)
.attr("height", itemHeight)
.style("fill", function(d, i){
if (i == 0) return color_scheduling;
if (i == 1) { // execution time
if (cached) {
return color_cached;
}
return color_cycler(process_index);
}
return color_scheduling;
// TODO: whenever the original d3-timeline behaviour is needed, uncomment and adapt
/* var dColorPropName;
if( colorPropertyName ){
dColorPropName = d[colorPropertyName];
if ( dColorPropName ) {
return colorCycle( dColorPropName );
} else {
return colorCycle( datum[colorPropertyName] );
}
}
return colorCycle(index);*/
})
.on("mousemove", function (d, i) {
hover(d, index, datum);
})
.on("mouseover", function (d, i) {
mouseover(d, i, datum);
})
.on("mouseout", function (d, i) {
mouseout(d, i, datum);
})
.on("click", function (d, i) {
click(d, index, datum);
})
.attr("class", function (d, i) {
return datum.class ? "timelineSeries_"+datum.class : "timelineSeries_"+index;
})
.attr("id", function(d, i) {
// use deprecated id field
if (datum.id && !d.id) {
return 'timelineItem_'+datum.id;
}
return d.id ? d.id : "timelineItem_"+index+"_"+i;
})
;
g.selectAll("svg").data(data).enter()
.append("text")
.attr("x", getXTextPos)
.attr("y", getStackTextPosition)
.text(function(d) {
return d.label;
})
;
if (rowSeperatorsColor) {
var lineYAxis = ( itemHeight + itemMargin / 2 + margin.top + (itemHeight + itemMargin) * yAxisMapping[index]);
gParent.append("svg:line")
.attr("class", "row-seperator")
.attr("x1", 0 + margin.left)
.attr("x2", width - margin.right)
.attr("y1", lineYAxis)
.attr("y2", lineYAxis)
.attr("stroke-width", 1)
.attr("stroke", rowSeperatorsColor);
}
// add the label
if (hasLabel) { appendLabel(gParent, yAxisMapping, index, hasLabel, datum); }
if (typeof(datum.icon) !== "undefined") {
gParent.append("image")
.attr("class", "timeline-label")
.attr("transform", "translate("+ 0 +","+ (margin.top + (itemHeight + itemMargin) * yAxisMapping[index])+")")
.attr("xlink:href", datum.icon)
.attr("width", margin.left)
.attr("height", itemHeight);
}
function getStackPosition(d, i) {
if (stacked) {
return margin.top + (itemHeight + itemMargin) * yAxisMapping[index];
}
return margin.top;
}
function getStackTextPosition(d, i) {
if (stacked) {
return margin.top + (itemHeight + itemMargin) * yAxisMapping[index] + itemHeight * 0.75;
}
return margin.top + itemHeight * 0.75;
}
});
});
var belowLastItem = (margin.top + (itemHeight + itemMargin) * maxStack);
var aboveFirstItem = margin.top;
var timeAxisYPosition = showAxisTop ? aboveFirstItem : belowLastItem;
if (showTimeAxis) { appendTimeAxis(g, xAxis, timeAxisYPosition); }
if (timeAxisTick) { appendTimeAxisTick(g, xAxis, maxStack); }
if (width > gParentSize.width) {
var move = function() {
var x = Math.min(0, Math.max(gParentSize.width - width, d3.event.translate[0]));
zoom.translate([x, 0]);
g.attr("transform", "translate(" + x + ",0)");
scroll(x*scaleFactor, xScale);
};
var zoom = d3.behavior.zoom().x(xScale).on("zoom", move);
gParent
.attr("class", "scrollable")
.call(zoom);
}
if (rotateTicks) {
g.selectAll(".tick text")
.attr("transform", function(d) {
return "rotate(" + rotateTicks + ")translate("
+ (this.getBBox().width / 2 + 10) + "," // TODO: change this 10
+ this.getBBox().height / 2 + ")";
});
}
var gSize = g[0][0].getBoundingClientRect();
setHeight();
if (showBorderLine) {
g.each(function (d, i) {
d.forEach(function (datum) {
var times = datum.times;
times.forEach(function (time) {
appendLine(xScale(time.starting_time), showBorderFormat);
appendLine(xScale(time.ending_time), showBorderFormat);
});
});
});
}
if (showTodayLine) {
var todayLine = xScale(new Date());
appendLine(todayLine, showTodayFormat);
}
function getXPos(d, i) {
return margin.left + (d.starting_time - beginning) * scaleFactor;
}
function getXTextPos(d, i) {
return margin.left + (d.starting_time - beginning) * scaleFactor + 5;
}
function setHeight() {
if (!height && !gParentItem.attr("height")) {
if (itemHeight) {
// set height based off of item height
height = gSize.height + gSize.top - gParentSize.top;
// set bounding rectangle height
d3.select(gParent[0][0]).attr("height", height);
} else {
throw "height of the timeline is not set";
}
} else {
if (!height) {
height = gParentItem.attr("height");
} else {
gParentItem.attr("height", height);
}
}
}
function setWidth() {
if (!width && !gParentSize.width) {
try {
width = gParentItem.attr("width");
if (!width) {
throw "width of the timeline is not set. As of Firefox 27, timeline().with(x) needs to be explicitly set in order to render";
}
} catch (err) {
console.log( err );
}
} else if (!(width && gParentSize.width)) {
try {
width = gParentItem.attr("width");
} catch (err) {
console.log( err );
}
}
// if both are set, do nothing
}
function appendLine(lineScale, lineFormat) {
gParent.append("svg:line")
.attr("x1", lineScale)
.attr("y1", lineFormat.marginTop)
.attr("x2", lineScale)
.attr("y2", height - lineFormat.marginBottom)
.style("stroke", lineFormat.color)//"rgb(6,120,155)")
.style("stroke-width", lineFormat.width);
}
}
// SETTINGS
timeline.margin = function (p) {
if (!arguments.length) return margin;
margin = p;
return timeline;
};
timeline.orient = function (orientation) {
if (!arguments.length) return orient;
orient = orientation;
return timeline;
};
timeline.itemHeight = function (h) {
if (!arguments.length) return itemHeight;
itemHeight = h;
return timeline;
};
timeline.itemMargin = function (h) {
if (!arguments.length) return itemMargin;
itemMargin = h;
return timeline;
};
timeline.navMargin = function (h) {
if (!arguments.length) return navMargin;
navMargin = h;
return timeline;
};
timeline.height = function (h) {
if (!arguments.length) return height;
height = h;
return timeline;
};
timeline.width = function (w) {
if (!arguments.length) return width;
width = w;
return timeline;
};
timeline.display = function (displayType) {
if (!arguments.length || (DISPLAY_TYPES.indexOf(displayType) == -1)) return display;
display = displayType;
return timeline;
};
timeline.labelFormat = function(f) {
if (!arguments.length) return null;
labelFunction = f;
return timeline;
};
timeline.tickFormat = function (format) {
if (!arguments.length) return tickFormat;
tickFormat = format;
return timeline;
};
timeline.hover = function (hoverFunc) {
if (!arguments.length) return hover;
hover = hoverFunc;
return timeline;
};
timeline.mouseover = function (mouseoverFunc) {
if (!arguments.length) return mouseoverFunc;
mouseover = mouseoverFunc;
return timeline;
};
timeline.mouseout = function (mouseoverFunc) {
if (!arguments.length) return mouseoverFunc;
mouseout = mouseoverFunc;
return timeline;
};
timeline.click = function (clickFunc) {
if (!arguments.length) return click;
click = clickFunc;
return timeline;
};
timeline.scroll = function (scrollFunc) {
if (!arguments.length) return scroll;
scroll = scrollFunc;
return timeline;
};
timeline.colors = function (colorFormat) {
if (!arguments.length) return colorCycle;
colorCycle = colorFormat;
return timeline;
};
timeline.beginning = function (b) {
if (!arguments.length) return beginning;
beginning = b;
return timeline;
};
timeline.ending = function (e) {
if (!arguments.length) return ending;
ending = e;
return timeline;
};
timeline.labelMargin = function (m) {
if (!arguments.length) return ending;
labelMargin = m;
return timeline;
};
timeline.rotateTicks = function (degrees) {
rotateTicks = degrees;
return timeline;
};
timeline.stack = function () {
stacked = !stacked;
return timeline;
};
timeline.relativeTime = function() {
timeIsRelative = !timeIsRelative;
return timeline;
};
timeline.showBorderLine = function () {
showBorderLine = !showBorderLine;
return timeline;
};
timeline.showBorderFormat = function(borderFormat) {
if (!arguments.length) return showBorderFormat;
showBorderFormat = borderFormat;
return timeline;
};
timeline.showToday = function () {
showTodayLine = !showTodayLine;
return timeline;
};
timeline.showTodayFormat = function(todayFormat) {
if (!arguments.length) return showTodayFormat;
showTodayFormat = todayFormat;
return timeline;
};
timeline.colorProperty = function(colorProp) {
if (!arguments.length) return colorPropertyName;
colorPropertyName = colorProp;
return timeline;
};
timeline.rowSeperators = function (color) {
if (!arguments.length) return rowSeperatorsColor;
rowSeperatorsColor = color;
return timeline;
};
timeline.background = function (color) {
if (!arguments.length) return backgroundColor;
backgroundColor = color;
return timeline;
};
timeline.showTimeAxis = function () {
showTimeAxis = !showTimeAxis;
return timeline;
};
timeline.showAxisTop = function () {
showAxisTop = !showAxisTop;
return timeline;
};
timeline.showAxisCalendarYear = function () {
showAxisCalendarYear = !showAxisCalendarYear;
return timeline;
};
timeline.showTimeAxisTick = function () {
timeAxisTick = !timeAxisTick;
return timeline;
};
timeline.fullLengthBackgrounds = function () {
fullLengthBackgrounds = !fullLengthBackgrounds;
return timeline;
};
timeline.showTimeAxisTickFormat = function(format) {
if (!arguments.length) return timeAxisTickFormat;
timeAxisTickFormat = format;
return timeline;
};
timeline.showAxisHeaderBackground = function(bgColor) {
showAxisHeaderBackground = !showAxisHeaderBackground;
if(bgColor) { (axisBgColor = bgColor) };
return timeline;
};
timeline.navigate = function (navigateBackwards, navigateForwards) {
navigateLeft = navigateBackwards;
navigateRight = navigateForwards;
showAxisNav = !showAxisNav;
return timeline;
};
return timeline;
};
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