use of com.codename1.charts.renderers.XYSeriesRenderer in project CodenameOne by codenameone.
the class LineChart method drawSeries.
/**
* The graphical representation of a series.
*
* @param canvas the canvas to paint to
* @param paint the paint to be used for drawing
* @param points the array of points to be used for drawing the series
* @param seriesRenderer the series renderer
* @param yAxisValue the minimum value of the y axis
* @param seriesIndex the index of the series currently being drawn
* @param startIndex the start index of the rendering points
*/
@Override
public void drawSeries(Canvas canvas, Paint paint, List<Float> points, XYSeriesRenderer renderer, float yAxisValue, int seriesIndex, int startIndex) {
float lineWidth = paint.getStrokeWidth();
paint.setStrokeWidth(renderer.getLineWidth());
final FillOutsideLine[] fillOutsideLine = renderer.getFillOutsideLine();
for (FillOutsideLine fill : fillOutsideLine) {
if (fill.getType() != FillOutsideLine.Type.NONE) {
paint.setColor(fill.getColor());
// TODO: find a way to do area charts without duplicating data
List<Float> fillPoints = new ArrayList<Float>();
int[] range = fill.getFillRange();
if (range == null) {
fillPoints.addAll(points);
} else {
if (points.size() > range[0] * 2 && points.size() > range[1] * 2) {
fillPoints.addAll(points.subList(range[0] * 2, range[1] * 2));
}
}
final float referencePoint;
// switch on ENUM's generates reflection code that screws up J2ME
FillOutsideLine.Type tt = fill.getType();
if (tt == FillOutsideLine.Type.BOUNDS_ALL || tt == FillOutsideLine.Type.BOUNDS_BELOW || tt == FillOutsideLine.Type.BOUNDS_ABOVE) {
referencePoint = yAxisValue;
} else {
if (tt == FillOutsideLine.Type.BELOW) {
referencePoint = canvas.getHeight();
} else {
if (tt == FillOutsideLine.Type.ABOVE) {
referencePoint = 0;
} else {
throw new RuntimeException("You have added a new type of filling but have not implemented.");
}
}
}
/*switch (fill.getType()) {
case BOUNDS_ALL:
referencePoint = yAxisValue;
break;
case BOUNDS_BELOW:
referencePoint = yAxisValue;
break;
case BOUNDS_ABOVE:
referencePoint = yAxisValue;
break;
case BELOW:
referencePoint = canvas.getHeight();
break;
case ABOVE:
referencePoint = 0;
break;
default:
throw new RuntimeException(
"You have added a new type of filling but have not implemented.");
}*/
if (fill.getType() == FillOutsideLine.Type.BOUNDS_ABOVE || fill.getType() == FillOutsideLine.Type.BOUNDS_BELOW) {
List<Float> boundsPoints = new ArrayList<Float>();
boolean add = false;
int length = fillPoints.size();
if (length > 0 && fill.getType() == FillOutsideLine.Type.BOUNDS_ABOVE && fillPoints.get(1) < referencePoint || fill.getType() == FillOutsideLine.Type.BOUNDS_BELOW && fillPoints.get(1) > referencePoint) {
boundsPoints.add(fillPoints.get(0));
boundsPoints.add(fillPoints.get(1));
add = true;
}
for (int i = 3; i < length; i += 2) {
float prevValue = fillPoints.get(i - 2);
float value = fillPoints.get(i);
if (prevValue < referencePoint && value > referencePoint || prevValue > referencePoint && value < referencePoint) {
float prevX = fillPoints.get(i - 3);
float x = fillPoints.get(i - 1);
boundsPoints.add(prevX + (x - prevX) * (referencePoint - prevValue) / (value - prevValue));
boundsPoints.add(referencePoint);
if (fill.getType() == FillOutsideLine.Type.BOUNDS_ABOVE && value > referencePoint || fill.getType() == FillOutsideLine.Type.BOUNDS_BELOW && value < referencePoint) {
i += 2;
add = false;
} else {
boundsPoints.add(x);
boundsPoints.add(value);
add = true;
}
} else {
if (add || fill.getType() == FillOutsideLine.Type.BOUNDS_ABOVE && value < referencePoint || fill.getType() == FillOutsideLine.Type.BOUNDS_BELOW && value > referencePoint) {
boundsPoints.add(fillPoints.get(i - 1));
boundsPoints.add(value);
}
}
}
fillPoints.clear();
fillPoints.addAll(boundsPoints);
}
int length = fillPoints.size();
if (length > 0) {
fillPoints.set(0, fillPoints.get(0) + 1);
fillPoints.add(fillPoints.get(length - 2));
fillPoints.add(referencePoint);
fillPoints.add(fillPoints.get(0));
fillPoints.add(fillPoints.get(length + 1));
for (int i = 0; i < length + 4; i += 2) {
if (fillPoints.get(i + 1) < 0) {
fillPoints.set(i + 1, 0f);
}
}
paint.setStyle(Style.FILL);
drawPath(canvas, fillPoints, paint, true);
}
}
}
paint.setColor(renderer.getColor());
paint.setStyle(Style.STROKE);
drawPath(canvas, points, paint, false);
paint.setStrokeWidth(lineWidth);
}
use of com.codename1.charts.renderers.XYSeriesRenderer in project CodenameOne by codenameone.
the class BubbleChart method drawSeries.
/**
* The graphical representation of a series.
*
* @param canvas the canvas to paint to
* @param paint the paint to be used for drawing
* @param points the array of points to be used for drawing the series
* @param seriesRenderer the series renderer
* @param yAxisValue the minimum value of the y axis
* @param seriesIndex the index of the series currently being drawn
* @param startIndex the start index of the rendering points
*/
@Override
public void drawSeries(Canvas canvas, Paint paint, List<Float> points, XYSeriesRenderer renderer, float yAxisValue, int seriesIndex, int startIndex) {
paint.setColor(renderer.getColor());
paint.setStyle(Style.FILL);
int length = points.size();
XYValueSeries series = (XYValueSeries) mDataset.getSeriesAt(seriesIndex);
double max = series.getMaxValue();
double coef = MAX_BUBBLE_SIZE / max;
for (int i = 0; i < length; i += 2) {
double size = series.getValue(startIndex + i / 2) * coef + MIN_BUBBLE_SIZE;
drawCircle(canvas, paint, points.get(i), points.get(i + 1), (float) size);
}
}
use of com.codename1.charts.renderers.XYSeriesRenderer in project CodenameOne by codenameone.
the class BarChart method drawSeries.
/**
* The graphical representation of a series.
*
* @param canvas the canvas to paint to
* @param paint the paint to be used for drawing
* @param points the array of points to be used for drawing the series
* @param seriesRenderer the series renderer
* @param yAxisValue the minimum value of the y axis
* @param seriesIndex the index of the series currently being drawn
* @param startIndex the start index of the rendering points
*/
@Override
public void drawSeries(Canvas canvas, Paint paint, List<Float> points, XYSeriesRenderer seriesRenderer, float yAxisValue, int seriesIndex, int startIndex) {
int seriesNr = mDataset.getSeriesCount();
int length = points.size();
paint.setColor(seriesRenderer.getColor());
paint.setStyle(Style.FILL);
float halfDiffX = getHalfDiffX(points, length, seriesNr);
Point[] yvals = new Point[length / 2];
for (int i = 0; i < length; i += 2) {
Point p = new Point();
p.seriesIndex = i / 2;
p.yval = points.get(i + 1);
yvals[i / 2] = p;
}
for (int i = 0; i < length; i += 2) {
float x = points.get(i);
float y = points.get(i + 1);
if (mType == Type.HEAPED && seriesIndex > 0) {
float lastY = mPreviousSeriesPoints.get(i + 1);
y = y + (lastY - yAxisValue);
points.set(i + 1, y);
drawBar(canvas, x, lastY, x, y, halfDiffX, seriesNr, seriesIndex, paint);
} else {
drawBar(canvas, x, yAxisValue, x, y, halfDiffX, seriesNr, seriesIndex, paint);
}
}
paint.setColor(seriesRenderer.getColor());
mPreviousSeriesPoints = points;
}
use of com.codename1.charts.renderers.XYSeriesRenderer in project CodenameOne by codenameone.
the class RangeBarChart method drawSeries.
/**
* The graphical representation of a series.
*
* @param canvas the canvas to paint to
* @param paint the paint to be used for drawing
* @param points the array of points to be used for drawing the series
* @param seriesRenderer the series renderer
* @param yAxisValue the minimum value of the y axis
* @param seriesIndex the index of the series currently being drawn
* @param startIndex the start index of the rendering points
*/
@Override
public void drawSeries(Canvas canvas, Paint paint, List<Float> points, XYSeriesRenderer seriesRenderer, float yAxisValue, int seriesIndex, int startIndex) {
int seriesNr = mDataset.getSeriesCount();
int length = points.size();
paint.setColor(seriesRenderer.getColor());
paint.setStyle(Style.FILL);
float halfDiffX = getHalfDiffX(points, length, seriesNr);
int start = 0;
if (startIndex > 0) {
start = 2;
}
for (int i = start; i < length; i += 4) {
if (points.size() > i + 3) {
float xMin = points.get(i);
float yMin = points.get(i + 1);
// xMin = xMax
float xMax = points.get(i + 2);
float yMax = points.get(i + 3);
drawBar(canvas, xMin, yMin, xMax, yMax, halfDiffX, seriesNr, seriesIndex, paint);
}
}
paint.setColor(seriesRenderer.getColor());
}
use of com.codename1.charts.renderers.XYSeriesRenderer in project CodenameOne by codenameone.
the class XYChart method drawSeries.
/**
* Draws the series.
*
* @param series the series
* @param canvas the canvas
* @param paint the paint object
* @param pointsList the points to be rendered
* @param seriesRenderer the series renderer
* @param yAxisValue the y axis value in pixels
* @param seriesIndex the series index
* @param or the orientation
* @param startIndex the start index of the rendering points
*/
protected void drawSeries(XYSeries series, Canvas canvas, Paint paint, List<Float> pointsList, XYSeriesRenderer seriesRenderer, float yAxisValue, int seriesIndex, Orientation or, int startIndex) {
BasicStroke stroke = seriesRenderer.getStroke();
int cap = paint.getStrokeCap();
int join = paint.getStrokeJoin();
float miter = paint.getStrokeMiter();
// PathEffect pathEffect = paint.getPathEffect();
Style style = paint.getStyle();
if (stroke != null) {
setStroke(stroke.getCap(), stroke.getJoin(), stroke.getMiter(), Style.FILL_AND_STROKE, paint);
}
// float[] points = MathHelper.getFloats(pointsList);
drawSeries(canvas, paint, pointsList, seriesRenderer, yAxisValue, seriesIndex, startIndex);
drawPoints(canvas, paint, pointsList, seriesRenderer, yAxisValue, seriesIndex, startIndex);
paint.setTextSize(seriesRenderer.getChartValuesTextSize());
if (or == Orientation.HORIZONTAL) {
paint.setTextAlign(Align.CENTER);
} else {
paint.setTextAlign(Align.LEFT);
}
if (seriesRenderer.isDisplayChartValues()) {
paint.setTextAlign(seriesRenderer.getChartValuesTextAlign());
drawChartValuesText(canvas, series, seriesRenderer, paint, pointsList, seriesIndex, startIndex);
}
if (stroke != null) {
setStroke(cap, join, miter, style, paint);
}
}
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