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Fix data label on stacked line/area chart - #482

pull/1616/head
Masayuki Tanaka 10 years ago
parent
53f3442f73
commit
9a5a6d622e
6 changed files with 79 additions and 32 deletions
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  1. 38
      c3.js
  2. 4
      c3.min.js
  3. 31
      htdocs/samples/data_label.html
  4. 4
      src/core.js
  5. 27
      src/shape.line.js
  6. 7
      src/text.js

38
c3.js
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@ -501,8 +501,8 @@
drawArea = $$.generateDrawArea ? $$.generateDrawArea(areaIndices, false) : undefined;
drawBar = $$.generateDrawBar ? $$.generateDrawBar(barIndices) : undefined;
drawLine = $$.generateDrawLine ? $$.generateDrawLine(lineIndices, false) : undefined;
xForText = $$.generateXYForText(barIndices, true);
yForText = $$.generateXYForText(barIndices, false);
xForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, true);
yForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, false);
// Update sub domain
$$.subY.domain($$.y.domain());
@ -2501,11 +2501,11 @@
c3_chart_internal_fn.generateDrawLine = function (lineIndices, isSub) {
var $$ = this, config = $$.config,
line = $$.d3.svg.line(),
getPoint = $$.generateGetLinePoint(lineIndices, isSub),
getPoints = $$.generateGetLinePoints(lineIndices, isSub),
yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); },
yValue = function (d, i) {
return config.data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value);
return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value);
};
line = config.axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue);
@ -2529,7 +2529,7 @@
return path ? path : "M 0 0";
};
};
c3_chart_internal_fn.generateGetLinePoint = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints
c3_chart_internal_fn.generateGetLinePoints = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints
var $$ = this, config = $$.config,
lineTargetsNum = lineIndices.__max__ + 1,
x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub),
@ -2546,7 +2546,10 @@
}
// 1 point that marks the line position
return [
[posX, posY - (y0 - offset)]
[posX, posY - (y0 - offset)],
[posX, posY - (y0 - offset)], // needed for compatibility
[posX, posY - (y0 - offset)], // needed for compatibility
[posX, posY - (y0 - offset)] // needed for compatibility
];
};
};
@ -2655,14 +2658,14 @@
};
c3_chart_internal_fn.generateDrawArea = function (areaIndices, isSub) {
var $$ = this, config = $$.config, area = $$.d3.svg.area(),
getPoint = $$.generateGetAreaPoint(areaIndices, isSub),
getPoints = $$.generateGetAreaPoints(areaIndices, isSub),
yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); },
value0 = function (d, i) {
return config.data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter.call($$, d.id)(0);
return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(0);
},
value1 = function (d, i) {
return config.data_groups.length > 0 ? getPoint(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value);
return config.data_groups.length > 0 ? getPoints(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value);
};
area = config.axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(value0).y1(value1);
@ -2685,7 +2688,7 @@
};
};
c3_chart_internal_fn.generateGetAreaPoint = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints
c3_chart_internal_fn.generateGetAreaPoints = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints
var $$ = this, config = $$.config,
areaTargetsNum = areaIndices.__max__ + 1,
x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub),
@ -2703,7 +2706,9 @@
// 1 point that marks the area position
return [
[posX, offset],
[posX, posY - (y0 - offset)]
[posX, posY - (y0 - offset)],
[posX, posY - (y0 - offset)], // needed for compatibility
[posX, offset] // needed for compatibility
];
};
};
@ -2737,8 +2742,8 @@
};
c3_chart_internal_fn.circleY = function (d, i) {
var $$ = this,
lineIndices = $$.getShapeIndices($$.isLineType), getPoint = $$.generateGetLinePoint(lineIndices);
return $$.config.data_groups.length > 0 ? getPoint(d, i)[0][1] : $$.getYScale(d.id)(d.value);
lineIndices = $$.getShapeIndices($$.isLineType), getPoints = $$.generateGetLinePoints(lineIndices);
return $$.config.data_groups.length > 0 ? getPoints(d, i)[0][1] : $$.getYScale(d.id)(d.value);
};
c3_chart_internal_fn.getCircles = function (i, id) {
var $$ = this;
@ -2958,11 +2963,14 @@
.remove();
return rect;
};
c3_chart_internal_fn.generateXYForText = function (barIndices, forX) {
c3_chart_internal_fn.generateXYForText = function (areaIndices, barIndices, lineIndices, forX) {
var $$ = this,
getPoints = $$.generateGetBarPoints(barIndices, false),
getAreaPoints = $$.generateGetAreaPoints(barIndices, false),
getBarPoints = $$.generateGetBarPoints(barIndices, false),
getLinePoints = $$.generateGetLinePoints(lineIndices, false),
getter = forX ? $$.getXForText : $$.getYForText;
return function (d, i) {
var getPoints = $$.isAreaType(d) ? getAreaPoints : $$.isBarType(d) ? getBarPoints : getLinePoints;
return getter.call($$, getPoints(d, i), d, this);
};
};

4
c3.min.js vendored
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File diff suppressed because one or more lines are too long

31
htdocs/samples/data_label.html
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@ -12,6 +12,8 @@
<div id="chart7"></div>
<div id="chart8"></div>
<div id="chart9" style="width:33%;"></div>
<div id="chart10"></div>
<div id="chart11"></div>
<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
<script src="/js/c3.js"></script>
@ -189,6 +191,35 @@
}
});
var chart10 = c3.generate({
bindto: '#chart10',
data: {
columns: [
['data1', 300, 350, 300, 0, 0, 100],
['data2', 130, 0, 140, 200, 0, 50],
['data3', 130, 0, 140, 200, 0, 50],
['data4', 130, 0, 140, 200, 0, 50],
],
type: 'area',
groups: [['data1', 'data2', 'data3', 'data4']],
labels: true
}
});
var chart11 = c3.generate({
bindto: '#chart11',
data: {
columns: [
['data1', 300, 350, 300, 0, 0, 100],
['data2', 130, 0, 140, 200, 0, 50],
['data3', 130, 0, 140, 200, 0, 50],
['data4', 130, 0, 140, 200, 0, 50],
],
groups: [['data1', 'data2', 'data3', 'data4']],
labels: true
}
});
</script>
</body>
</html>

4
src/core.js
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@ -496,8 +496,8 @@ c3_chart_internal_fn.redraw = function (options, transitions) {
drawArea = $$.generateDrawArea ? $$.generateDrawArea(areaIndices, false) : undefined;
drawBar = $$.generateDrawBar ? $$.generateDrawBar(barIndices) : undefined;
drawLine = $$.generateDrawLine ? $$.generateDrawLine(lineIndices, false) : undefined;
xForText = $$.generateXYForText(barIndices, true);
yForText = $$.generateXYForText(barIndices, false);
xForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, true);
yForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, false);
// Update sub domain
$$.subY.domain($$.y.domain());

27
src/shape.line.js
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@ -62,11 +62,11 @@ c3_chart_internal_fn.addTransitionForLine = function (transitions, drawLine) {
c3_chart_internal_fn.generateDrawLine = function (lineIndices, isSub) {
var $$ = this, config = $$.config,
line = $$.d3.svg.line(),
getPoint = $$.generateGetLinePoint(lineIndices, isSub),
getPoints = $$.generateGetLinePoints(lineIndices, isSub),
yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); },
yValue = function (d, i) {
return config.data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value);
return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value);
};
line = config.axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue);
@ -90,7 +90,7 @@ c3_chart_internal_fn.generateDrawLine = function (lineIndices, isSub) {
return path ? path : "M 0 0";
};
};
c3_chart_internal_fn.generateGetLinePoint = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints
c3_chart_internal_fn.generateGetLinePoints = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints
var $$ = this, config = $$.config,
lineTargetsNum = lineIndices.__max__ + 1,
x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub),
@ -107,7 +107,10 @@ c3_chart_internal_fn.generateGetLinePoint = function (lineIndices, isSub) { // p
}
// 1 point that marks the line position
return [
[posX, posY - (y0 - offset)]
[posX, posY - (y0 - offset)],
[posX, posY - (y0 - offset)], // needed for compatibility
[posX, posY - (y0 - offset)], // needed for compatibility
[posX, posY - (y0 - offset)] // needed for compatibility
];
};
};
@ -216,14 +219,14 @@ c3_chart_internal_fn.addTransitionForArea = function (transitions, drawArea) {
};
c3_chart_internal_fn.generateDrawArea = function (areaIndices, isSub) {
var $$ = this, config = $$.config, area = $$.d3.svg.area(),
getPoint = $$.generateGetAreaPoint(areaIndices, isSub),
getPoints = $$.generateGetAreaPoints(areaIndices, isSub),
yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); },
value0 = function (d, i) {
return config.data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter.call($$, d.id)(0);
return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(0);
},
value1 = function (d, i) {
return config.data_groups.length > 0 ? getPoint(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value);
return config.data_groups.length > 0 ? getPoints(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value);
};
area = config.axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(value0).y1(value1);
@ -246,7 +249,7 @@ c3_chart_internal_fn.generateDrawArea = function (areaIndices, isSub) {
};
};
c3_chart_internal_fn.generateGetAreaPoint = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints
c3_chart_internal_fn.generateGetAreaPoints = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints
var $$ = this, config = $$.config,
areaTargetsNum = areaIndices.__max__ + 1,
x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub),
@ -264,7 +267,9 @@ c3_chart_internal_fn.generateGetAreaPoint = function (areaIndices, isSub) { // p
// 1 point that marks the area position
return [
[posX, offset],
[posX, posY - (y0 - offset)]
[posX, posY - (y0 - offset)],
[posX, posY - (y0 - offset)], // needed for compatibility
[posX, offset] // needed for compatibility
];
};
};
@ -298,8 +303,8 @@ c3_chart_internal_fn.circleX = function (d) {
};
c3_chart_internal_fn.circleY = function (d, i) {
var $$ = this,
lineIndices = $$.getShapeIndices($$.isLineType), getPoint = $$.generateGetLinePoint(lineIndices);
return $$.config.data_groups.length > 0 ? getPoint(d, i)[0][1] : $$.getYScale(d.id)(d.value);
lineIndices = $$.getShapeIndices($$.isLineType), getPoints = $$.generateGetLinePoints(lineIndices);
return $$.config.data_groups.length > 0 ? getPoints(d, i)[0][1] : $$.getYScale(d.id)(d.value);
};
c3_chart_internal_fn.getCircles = function (i, id) {
var $$ = this;

7
src/text.js
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@ -57,11 +57,14 @@ c3_chart_internal_fn.getTextRect = function (text, cls) {
.remove();
return rect;
};
c3_chart_internal_fn.generateXYForText = function (barIndices, forX) {
c3_chart_internal_fn.generateXYForText = function (areaIndices, barIndices, lineIndices, forX) {
var $$ = this,
getPoints = $$.generateGetBarPoints(barIndices, false),
getAreaPoints = $$.generateGetAreaPoints(barIndices, false),
getBarPoints = $$.generateGetBarPoints(barIndices, false),
getLinePoints = $$.generateGetLinePoints(lineIndices, false),
getter = forX ? $$.getXForText : $$.getYForText;
return function (d, i) {
var getPoints = $$.isAreaType(d) ? getAreaPoints : $$.isBarType(d) ? getBarPoints : getLinePoints;
return getter.call($$, getPoints(d, i), d, this);
};
};

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