public void AddPoints(IEnumerable <Point> pointsToAdd, ChartPrimitive primitive)
{
foreach (Point point in pointsToAdd)
{
_points.Add(new PointAndPrimitive(point, primitive));
}
}
public void AddPrimitive(ChartPrimitive primitive)
{
if (!_primitiveList.Contains(primitive))
{
_primitiveList.Add(primitive);
}
}
/// <summary>
/// Copy constructor. Deep copies the ChartPrimitive passed in.
/// </summary>
/// <param name="chartPrimitive"></param>
protected ChartPrimitive(ChartPrimitive chartPrimitive)
: this() {
IsHitTest = chartPrimitive.IsHitTest;
Label = chartPrimitive.Label;
IsHitTest = chartPrimitive.IsHitTest;
LineThickness = chartPrimitive.LineThickness;
IsDashed = chartPrimitive.IsDashed;
LegendColor = chartPrimitive.LegendColor;
Points = new ObservableCollection<Point>(chartPrimitive.Points);
Points.CollectionChanged += Points_CollectionChanged;
}
/// <summary>
/// Handles when the mouse moves in a way that that it can execute on a thread that isn't
/// the GUI thread.
/// </summary>
/// <param name="mousePos"></param>
/// <param name="minimumBounds"></param>
/// <returns></returns>
public Point MouseMoved(Point mousePos, Rect minimumBounds)
{
bool newLocked = false;
PointAndPrimitive newPoint = new PointAndPrimitive(mousePos, null);
lock (_points) {
if (_points.Count > 0)
{
double nearestDistanceSquared;
newPoint = GetEllipseScaledNearestPoint(_points, mousePos, (Vector)(minimumBounds.Size), out nearestDistanceSquared);
newLocked = nearestDistanceSquared <= 1;
}
}
bool lockedChanged = newLocked != _locked;
bool pointChanged = newPoint.Point != _closestPoint.Point;
if (_closestPoint.Primitive != null && _closestPoint.Primitive.LegendLabel != null)
{
_closestPoint.Primitive.LegendLabel.IsHighlighted = false;
}
_locked = newLocked;
_closestPoint = newPoint;
Action updateGui = () => {
if (_closestPoint.Primitive != null)
{
ChartPrimitive primitive = _closestPoint.Primitive;
if (primitive.LegendColor != Colors.Transparent && primitive.LegendLabel != null && _locked)
{
primitive.LegendLabel.IsHighlighted = true;
}
}
if ((pointChanged && _locked) || lockedChanged)
{
OnClosestPointChanged();
}
};
if (_dispatcher.Thread != Thread.CurrentThread)
{
_dispatcher.Invoke(updateGui);
}
else
{
updateGui();
}
return(_locked ? _closestPoint.Point : mousePos);
}
/// <summary>
/// Copy constructor. Deep copies the ChartPrimitive passed in.
/// </summary>
/// <param name="chartPrimitive"></param>
protected ChartPrimitive(ChartPrimitive chartPrimitive)
: this()
{
IsHitTest = chartPrimitive.IsHitTest;
Label = chartPrimitive.Label;
IsHitTest = chartPrimitive.IsHitTest;
LineThickness = chartPrimitive.LineThickness;
IsDashed = chartPrimitive.IsDashed;
LegendColor = chartPrimitive.LegendColor;
Points = new ObservableCollection <Point>(chartPrimitive.Points);
Points.CollectionChanged += Points_CollectionChanged;
}
/// <summary>
/// Gets ChartLines and ChartPolygons for the population line, and
/// the target line using a baseline.
/// </summary>
public static LineAndPolygon ConvertResultsToTargetLineAndPolygon(ChartControl factory, ChartPrimitive populationLine, float[] results, Color color, string label, ChartPrimitiveXY baseLine) {
// Calculate Target Primitives
ChartPrimitiveXY targetLine = factory.CreateXY();
targetLine.LineColor = color;
targetLine.IsDashed = true;
targetLine.Label = label + " Target";
targetLine.IsHitTest = true;
if(populationLine.Points.Count == results.Length) {
if(baseLine == null) {
for(int monthNo = 0; monthNo < results.Length; monthNo += 2) {
targetLine.AddPoint(new Point((float)monthNo * .5f, results[monthNo]));
targetLine.AddPoint(new Point((float)monthNo * .5f + 1f, results[monthNo + 1]));
}
} else {
for(int monthNo = 0; monthNo < results.Length; monthNo += 2) {
targetLine.AddPoint(new Point((float)monthNo * .5f, results[monthNo] + baseLine.Points[monthNo].Y));
targetLine.AddPoint(new Point((float)monthNo * .5f + 1f, results[monthNo + 1] + baseLine.Points[monthNo + 1].Y));
}
}
} else {
if(baseLine == null) {
for(int monthNo = 0; monthNo < results.Length; ++monthNo) {
targetLine.AddPoint(new Point((float)monthNo, results[monthNo]));
targetLine.AddPoint(new Point((float)monthNo + 1f, results[monthNo]));
}
} else {
for(int monthNo = 0; monthNo < results.Length; ++monthNo) {
targetLine.AddPoint(new Point((float)monthNo, results[monthNo] + baseLine.Points[monthNo].Y));
targetLine.AddPoint(new Point((float)monthNo + 1f, results[monthNo] + baseLine.Points[monthNo + 1].Y));
}
}
}
ChartPrimitiveXY targetPolygon = ChartUtilities.LineDiffToPolygon(factory, baseLine, targetLine);
color.A = (byte)(_alpha * color.A);
targetPolygon.FillColor = color;
targetPolygon.IsDashed = true;
targetLine.IsHitTest = false;
return new LineAndPolygon(targetLine, targetPolygon);
}
public LineAndPolygon(ChartPrimitive line, ChartPrimitive polygon)
{
Line = line;
Polygon = polygon;
}
public PointAndPrimitive(Point point, ChartPrimitive primitive)
{
Point = point;
Primitive = primitive;
}
public PointAndPrimitive(Point point, ChartPrimitive primitive){
Point = point;
Primitive = primitive;
}
public void AddPoints(IEnumerable<Point> pointsToAdd, ChartPrimitive primitive) {
foreach(Point point in pointsToAdd) {
_points.Add(new PointAndPrimitive(point, primitive));
}
}
public LineAndPolygon(ChartPrimitive line, ChartPrimitive polygon) {
Line = line;
Polygon = polygon;
}
public void AddPrimitive(ChartPrimitive primitive) {
if(!_primitiveList.Contains(primitive)) {
_primitiveList.Add(primitive);
}
}
/// <summary>
/// Gets ChartLines and ChartPolygons for the population line, and
/// the target line.
/// </summary>
public static LineAndPolygon ConvertResultsToTargetLineAndPolygon(ChartControl factory, ChartPrimitive populationLine, float[] results, Color color, string label) {
return ConvertResultsToTargetLineAndPolygon(factory, populationLine, results, color, label, null);
}
/// <summary>
/// Gets ChartLines and ChartPolygons for the population line, and
/// the target line using a baseline.
/// </summary>
public static LineAndPolygon ConvertResultsToTargetLineAndPolygon(ChartControl factory, ChartPrimitive populationLine, float[] results, Color color, string label, ChartPrimitiveXY baseLine)
{
// Calculate Target Primitives
ChartPrimitiveXY targetLine = factory.CreateXY();
targetLine.LineColor = color;
targetLine.IsDashed = true;
targetLine.Label = label + " Target";
targetLine.IsHitTest = true;
if (populationLine.Points.Count == results.Length)
{
if (baseLine == null)
{
for (int monthNo = 0; monthNo < results.Length; monthNo += 2)
{
targetLine.AddPoint(new Point((float)monthNo * .5f, results[monthNo]));
targetLine.AddPoint(new Point((float)monthNo * .5f + 1f, results[monthNo + 1]));
}
}
else
{
for (int monthNo = 0; monthNo < results.Length; monthNo += 2)
{
targetLine.AddPoint(new Point((float)monthNo * .5f, results[monthNo] + baseLine.Points[monthNo].Y));
targetLine.AddPoint(new Point((float)monthNo * .5f + 1f, results[monthNo + 1] + baseLine.Points[monthNo + 1].Y));
}
}
}
else
{
if (baseLine == null)
{
for (int monthNo = 0; monthNo < results.Length; ++monthNo)
{
targetLine.AddPoint(new Point((float)monthNo, results[monthNo]));
targetLine.AddPoint(new Point((float)monthNo + 1f, results[monthNo]));
}
}
else
{
for (int monthNo = 0; monthNo < results.Length; ++monthNo)
{
targetLine.AddPoint(new Point((float)monthNo, results[monthNo] + baseLine.Points[monthNo].Y));
targetLine.AddPoint(new Point((float)monthNo + 1f, results[monthNo] + baseLine.Points[monthNo + 1].Y));
}
}
}
ChartPrimitiveXY targetPolygon = ChartUtilities.LineDiffToPolygon(factory, baseLine, targetLine);
color.A = (byte)(_alpha * color.A);
targetPolygon.FillColor = color;
targetPolygon.IsDashed = true;
targetLine.IsHitTest = false;
return(new LineAndPolygon(targetLine, targetPolygon));
}
/// <summary>
/// Gets ChartLines and ChartPolygons for the population line, and
/// the target line.
/// </summary>
public static LineAndPolygon ConvertResultsToTargetLineAndPolygon(ChartControl factory, ChartPrimitive populationLine, float[] results, Color color, string label)
{
return(ConvertResultsToTargetLineAndPolygon(factory, populationLine, results, color, label, null));
}
public void RemovePrimitive(ChartPrimitive primitive)
{
_primitiveList.Remove(primitive);
}
