public override TKChartPaletteItem PaletteItemForSeries(TKChart chart, TKChartSeries series, nint index)
{
TKChartPaletteItem item = null;
if (series.Index == 1)
{
UIColor[] colors = new UIColor[] {
new UIColor(0f, 1f, 0f, 0.4f),
new UIColor(1f, 0f, 0f, 0.4f),
new UIColor(0f, 0f, 1f, 0.4f),
};
TKLinearGradientFill gradient = new TKLinearGradientFill(colors, new PointF(0.5f, 0.0f), new PointF(0.5f, 1.0f));
item = new TKChartPaletteItem(gradient);
}
else
{
TKImageFill image = new TKImageFill(new UIImage("pattern1.png"), 5.0f);
image.ResizingMode = TKImageFillResizingMode.Tile;
TKStroke stroke = new TKStroke(UIColor.Black, 1.0f);
stroke.CornerRadius = 5.0f;
stroke.DashPattern = new NSNumber[] { new NSNumber(2), new NSNumber(2), new NSNumber(5), new NSNumber(2) };
item = new TKChartPaletteItem(new NSObject[] { image, stroke });
}
return(item);
}
public void setStyles(TKChartSeries series)
{
TKChartPaletteItem item = series.Style.Palette.PaletteItemAtIndex(series.Index);
if (series is TKChartColumnSeries && item.Drawables.Length > 1)
{
NSObject drawable = item.Drawables [2];
if (drawable is TKStroke)
{
TKStroke stroke = drawable as TKStroke;
series.YAxis.Style.LineStroke = new TKStroke(stroke.Fill);
}
else
{
series.YAxis.Style.LineStroke = new TKStroke(item.Stroke.Fill);
}
}
else
{
series.YAxis.Style.LineStroke = new TKStroke(item.Stroke.Fill);
}
series.YAxis.Style.MajorTickStyle.TicksFill = series.YAxis.Style.LineStroke.Fill;
series.YAxis.Style.MajorTickStyle.MaxTickClippingMode = TKChartAxisClippingMode.Visible;
series.YAxis.Style.MajorTickStyle.MinTickClippingMode = TKChartAxisClippingMode.Visible;
if (series.YAxis.Style.MajorTickStyle.TicksFill is TKSolidFill)
{
TKSolidFill solidFill = series.YAxis.Style.MajorTickStyle.TicksFill as TKSolidFill;
series.YAxis.Style.LabelStyle.TextColor = solidFill.Color;
}
}
private void CustomDrawingSelected()
{
chart.RemoveAllData();
MyAxis axis = new MyAxis(new NSNumber(100), new NSNumber(450));
chart.YAxis = axis;
List <TKChartDataPoint> items = new List <TKChartDataPoint> ();
for (int i = 0; i < names.Length; i++)
{
for (int j = 0; j < 5; j++)
{
NSDate date = this.DateWithYear(j + 2002, 1, 1);
TKChartDataPoint point = new TKChartDataPoint(date, new NSNumber(this.r.Next(50) + offsets[i]));
items.Add(point);
}
TKChartSplineAreaSeries series = new TKChartSplineAreaSeries(items.ToArray());
series.Title = names[i];
// >> chart-style-fill-cs
series.Style.Palette = new TKChartPalette();
TKChartPaletteItem palleteItem = new TKChartPaletteItem();
palleteItem.Stroke = new TKStroke(strokes[i], 1.5f);
palleteItem.Fill = new TKLinearGradientFill(fills[i], new CGPoint(0, 0), new CGPoint(1, 1));
series.Style.Palette.AddPaletteItem(palleteItem);
// << chart-style-fill-cs
chart.AddSeries(series);
items.Clear();
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
TKChart chart = new TKChart(this.View.Bounds);
chart.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
this.View.AddSubview(chart);
string[] months = new string[] { "Jan", "Feb", "Mar", "Apr", "May", "Jun" };
int[] values = new int[] { 95, 40, 55, 30, 76, 34 };
List <TKChartDataPoint> list = new List <TKChartDataPoint> ();
for (int i = 0; i < months.Length; i++)
{
list.Add(new TKChartDataPoint(new NSString(months[i]), new NSNumber(values[i])));
}
TKChartLineSeries series = new TKChartLineSeries(list.ToArray());
// >> chart-point-shape-cs
series.Style.PointShape = new TKPredefinedShape(TKShapeType.Circle, new SizeF(10, 10));
// << chart-point-shape-cs
// >> chart-point-pallete-cs
var paletteItem = new TKChartPaletteItem();
paletteItem.Fill = new TKSolidFill(UIColor.Red);
var palette = new TKChartPalette();
palette.AddPaletteItem(paletteItem);
series.Style.ShapePalette = palette;
// << chart-point-pallete-cs
chart.AddSeries(series);
// >> chart-balloon-annotation-cs
NSMutableParagraphStyle paragraphStyle = (NSMutableParagraphStyle) new NSParagraphStyle().MutableCopy();
paragraphStyle.Alignment = UITextAlignment.Center;
NSMutableDictionary attributes = new NSMutableDictionary();
attributes.Add(UIStringAttributeKey.ForegroundColor, UIColor.White);
attributes.Add(UIStringAttributeKey.ParagraphStyle, paragraphStyle);
NSMutableAttributedString attributedText = new NSMutableAttributedString("Important milestone:\n $55000", attributes);
attributedText.AddAttribute(UIStringAttributeKey.ForegroundColor, UIColor.Yellow, new NSRange(22, 6));
TKChartBalloonAnnotation balloon = new TKChartBalloonAnnotation(new NSString("Mar"), new NSNumber(55), series);
balloon.AttributedText = attributedText;
balloon.Style.DistanceFromPoint = 20;
balloon.Style.ArrowSize = new Size(10, 10);
chart.AddAnnotation(balloon);
// << chart-balloon-annotation-cs
balloon = new TKChartBalloonAnnotation("The lowest value:\n $30000", new NSString("Apr"), new NSNumber(30), series);
balloon.Style.VerticalAlign = TKChartBalloonVerticalAlignment.Bottom;
chart.AddAnnotation(balloon);
}
void snippet2()
{
// >> chart-scatter-visual-cs
var series = new TKChartScatterSeries(scatterPoints.ToArray());
var paletteItem = new TKChartPaletteItem();
paletteItem.Fill = new TKSolidFill(UIColor.Red);
series.Style.Palette = new TKChartPalette();
series.Style.Palette.AddPaletteItem(paletteItem);
chart.AddSeries(series);
// << chart-scatter-visual-cs
}
void snippet3()
{
// >> chart-line-series-stroke-cs
var seriesForProfit = new TKChartLineSeries(profitData.ToArray());
seriesForProfit.Style.Palette = new TKChartPalette();
var paletteItem = new TKChartPaletteItem();
paletteItem.Stroke = new TKStroke(UIColor.Green);
seriesForProfit.Style.Palette.AddPaletteItem(paletteItem);
chart.AddSeries(seriesForProfit);
// << chart-line-series-stroke-cs
}
void snippet4()
{
// >> chart-style-fill-cs
var seriesForAnnualRevenue = new TKChartAreaSeries(pointsWithCategoriesAndValues.ToArray());
seriesForAnnualRevenue.Style.Palette = new TKChartPalette();
var paletteItem = new TKChartPaletteItem();
paletteItem.Stroke = new TKStroke(UIColor.Brown);
paletteItem.Fill = new TKSolidFill(UIColor.Red);
seriesForAnnualRevenue.Style.Palette.AddPaletteItem(paletteItem);
chart.AddSeries(seriesForAnnualRevenue);
// << chart-style-fill-cs
}
void snippet17()
{
TKChartSeries series = null;
// >> chart-drawing-pallete-items-cs
var paletteItem1 = new TKChartPaletteItem(new TKSolidFill(UIColor.Red));
var paletteItem2 = new TKChartPaletteItem(new TKStroke(UIColor.Blue));
var plaetteItem3 = new TKChartPaletteItem(new TKStroke(UIColor.Blue), new TKSolidFill(UIColor.Red));
series.Style.Palette.AddPaletteItem(paletteItem1);
// << chart-drawing-pallete-items-cs
Console.WriteLine(paletteItem2);
Console.WriteLine(plaetteItem3);
}
void snippet5()
{
// >> chart-bar-visual-cs
var series = new TKChartBarSeries(pointsWithCategoriesAndValues.ToArray());
// >> chart-column-visual-cs
series.Style.Palette = new TKChartPalette();
var paletteItem = new TKChartPaletteItem();
paletteItem.Fill = new TKSolidFill(UIColor.Red);
paletteItem.Stroke = new TKStroke(UIColor.Black);
series.Style.Palette.AddPaletteItem(paletteItem);
chart.AddSeries(series);
// << chart-column-visual-cs
// << chart-bar-visual-cs
}
// >> chart-ohlc-visual-cs
public override TKChartPaletteItem PaletteItemForSeries(TKChart chart, TKChartSeries series, nint index)
{
var dataPoint = series.DataPointAtIndex((uint)index);
TKStroke stroke = null;
if (dataPoint.Close.DoubleValue < dataPoint.Open.DoubleValue)
{
stroke = new TKStroke(UIColor.Red);
}
else
{
stroke = new TKStroke(UIColor.Green);
}
var paletteItem = new TKChartPaletteItem(stroke);
return(paletteItem);
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
this.chart.Frame = this.View.Bounds;
this.chart.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
this.View.AddSubview(this.chart);
MyAxis axis = new MyAxis(new NSNumber(100), new NSNumber(450));
chart.YAxis = axis;
chart.Legend.Hidden = false;
string[] names = new string[] { "Upper class", "Upper middle class", "Middle class", "Lower middle class" };
nfloat[] offsets = new nfloat[] { 350, 250, 150, 100 };
UIColor[] strokes = new UIColor[] { new UIColor(0.5f, 0.5f, 0.5f, 0.5f),
new UIColor(0.3f, 0.3f, 0.3f, 0.6f),
new UIColor(0.1f, 0.1f, 0.1f, 0.6f),
new UIColor(0.1f, 0.1f, 0.1f, 0.6f) };
UIColor[][] fills = new UIColor[][] { new UIColor[] { new UIColor(0.78f, 0.81f, 0.86f, 0.5f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) },
new UIColor[] { new UIColor(0.78f, 0.76f, 0.70f, 1.0f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) },
new UIColor[] { new UIColor(0.80f, 0.73f, 0.67f, 1.0f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) },
new UIColor[] { new UIColor(0.70f, 0.58f, 0.58f, 1.0f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) } };
List <TKChartDataPoint> items = new List <TKChartDataPoint> ();
for (int i = 0; i < names.Length; i++)
{
for (int j = 0; j < 5; j++)
{
NSDate date = this.DateWithYear(j + 2002, 1, 1);
TKChartDataPoint point = new TKChartDataPoint(date, new NSNumber(this.r.Next(50) + offsets[i]));
items.Add(point);
}
TKChartSplineAreaSeries series = new TKChartSplineAreaSeries(items.ToArray());
series.Title = names[i];
series.Style.Palette = new TKChartPalette();
TKChartPaletteItem palleteItem = new TKChartPaletteItem();
palleteItem.Stroke = new TKStroke(strokes[i], 1.5f);
palleteItem.Fill = new TKLinearGradientFill(fills[i], new CGPoint(0, 0), new CGPoint(1, 1));
series.Style.Palette.AddPaletteItem(palleteItem);
chart.AddSeries(series);
items.Clear();
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad ();
this.chart.Frame = this.ExampleBounds;
this.chart.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
this.View.AddSubview (this.chart);
MyAxis axis = new MyAxis (new NSNumber (100), new NSNumber (450));
chart.YAxis = axis;
chart.Legend.Hidden = false;
string[] names = new string[] { "Upper class", "Upper middle class", "Middle class", "Lower middle class" };
nfloat[] offsets = new nfloat[] { 350, 250, 150, 100 };
UIColor[] strokes = new UIColor[]{ new UIColor(0.5f, 0.5f, 0.5f, 0.5f),
new UIColor(0.3f, 0.3f, 0.3f, 0.6f),
new UIColor(0.1f, 0.1f, 0.1f, 0.6f),
new UIColor(0.1f, 0.1f, 0.1f, 0.6f)
};
UIColor[][] fills = new UIColor[][]{ new UIColor[]{ new UIColor(0.78f, 0.81f, 0.86f, 0.5f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) },
new UIColor[] { new UIColor(0.78f, 0.76f, 0.70f, 1.0f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) },
new UIColor[] { new UIColor(0.80f, 0.73f, 0.67f, 1.0f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) },
new UIColor[] { new UIColor(0.70f, 0.58f, 0.58f, 1.0f), new UIColor(0.5f, 0.5f, 0.5f, 0.5f) }
};
List<TKChartDataPoint> items = new List<TKChartDataPoint> ();
for (int i = 0; i< names.Length; i++) {
for (int j = 0; j<10; j++) {
NSDate date = this.DateWithYear(j + 2001, 1, 1);
TKChartDataPoint point = new TKChartDataPoint(date, new NSNumber(this.r.Next(50) + offsets[i]));
items.Add (point);
}
TKChartSplineAreaSeries series = new TKChartSplineAreaSeries(items.ToArray());
series.Title = names[i];
series.Style.Palette = new TKChartPalette ();
TKChartPaletteItem palleteItem = new TKChartPaletteItem ();
palleteItem.Stroke = new TKStroke(strokes[i], 1.5f);
palleteItem.Fill = new TKLinearGradientFill (fills[i], new CGPoint(0, 0), new CGPoint(1, 1));
series.Style.Palette.AddPaletteItem(palleteItem);
chart.AddSeries(series);
items.Clear ();
}
}
// >> chart-candlestick-visual-cs
public override TKChartPaletteItem PaletteItemForSeries(TKChart chart, TKChartSeries series, nint index)
{
var dataPoint = series.DataPointAtIndex((uint)index);
var stroke = new TKStroke(UIColor.Black);
var fill = new TKSolidFill();
if (dataPoint.Close.DoubleValue < dataPoint.Open.DoubleValue)
{
fill.Color = UIColor.Red;
}
else
{
fill.Color = UIColor.Green;
}
var paletteItem = new TKChartPaletteItem(stroke, fill);
return(paletteItem);
}
public override TKChartPaletteItem PaletteItemForSeries(TKChart chart, TKChartSeries series, nint index)
{
TKChartPaletteItem item = null;
if (series.Index == 1) {
UIColor[] colors = new UIColor[] {
new UIColor(0f, 1f, 0f, 0.4f),
new UIColor(1f, 0f, 0f, 0.4f),
new UIColor(0f, 0f, 1f, 0.4f),
};
TKLinearGradientFill gradient = new TKLinearGradientFill(colors, new PointF (0.5f, 0.0f), new PointF (0.5f, 1.0f));
item = new TKChartPaletteItem (gradient);
} else {
TKImageFill image = new TKImageFill(new UIImage ("pattern1.png"), 5.0f);
image.ResizingMode = TKImageFillResizingMode.Tile;
TKStroke stroke = new TKStroke (UIColor.Black, 1.0f);
stroke.CornerRadius = 5.0f;
stroke.DashPattern = new NSNumber[] { new NSNumber(2), new NSNumber(2), new NSNumber(5), new NSNumber(2) };
item = new TKChartPaletteItem (new NSObject[] { image, stroke });
}
return item;
}
void barRange()
{
// >> chart-range-bar-cs
var lowValues = new NSNumber[] {
new NSNumber(33), new NSNumber(29),
new NSNumber(55), new NSNumber(21),
new NSNumber(10), new NSNumber(39),
new NSNumber(40), new NSNumber(11)
};
var highValues = new NSNumber[] {
new NSNumber(47), new NSNumber(61),
new NSNumber(64), new NSNumber(40),
new NSNumber(33), new NSNumber(90),
new NSNumber(87), new NSNumber(69)
};
var lowValues2 = new NSNumber[] {
new NSNumber(31), new NSNumber(32),
new NSNumber(57), new NSNumber(18),
new NSNumber(12), new NSNumber(31),
new NSNumber(45), new NSNumber(14)
};
var highValues2 = new NSNumber[] {
new NSNumber(43), new NSNumber(66),
new NSNumber(61), new NSNumber(49),
new NSNumber(31), new NSNumber(80),
new NSNumber(82), new NSNumber(78)
};
List <TKChartRangeDataPoint> list = new List <TKChartRangeDataPoint> ();
List <TKChartRangeDataPoint> list2 = new List <TKChartRangeDataPoint> ();
for (int i = 0; i < 8; i++)
{
list.Add(TKChartRangeDataPoint.RangeBarDataPoint(new NSNumber(i), lowValues[i], highValues[i]));
list2.Add(TKChartRangeDataPoint.RangeBarDataPoint(new NSNumber(i), lowValues2[i], highValues2[i]));
}
TKChartRangeBarSeries series = new TKChartRangeBarSeries(list.ToArray());
TKChartRangeBarSeries series2 = new TKChartRangeBarSeries(list2.ToArray());
chart.AddSeries(series);
chart.AddSeries(series2);
// << chart-range-bar-cs
// >> chart-range-bar-visual-cs
series.Style.Palette = new TKChartPalette();
var paletteItem = new TKChartPaletteItem();
paletteItem.Fill = new TKSolidFill(UIColor.Red);
paletteItem.Stroke = new TKStroke(UIColor.Black);
series.Style.Palette.AddPaletteItem(paletteItem);
chart.AddSeries(series);
// << chart-range-bar-visual-cs
// >> chart-range-bar-gap-cs
series.GapLength = 0.5f;
// << chart-range-bar-gap-cs
// >> chart-range-bar-height-cs
series.MinBarHeight = 20;
series.MaxBarHeight = 50;
// << chart-range-bar-height-cs
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
// >> chart-range-col-cluster-cs
var lowValues = new NSNumber[] {
new NSNumber(33), new NSNumber(29),
new NSNumber(55), new NSNumber(21),
new NSNumber(10), new NSNumber(39),
new NSNumber(40), new NSNumber(11)
};
var highValues = new NSNumber[] {
new NSNumber(47), new NSNumber(61),
new NSNumber(64), new NSNumber(40),
new NSNumber(33), new NSNumber(90),
new NSNumber(87), new NSNumber(69)
};
var lowValues2 = new NSNumber[] {
new NSNumber(31), new NSNumber(32),
new NSNumber(57), new NSNumber(18),
new NSNumber(12), new NSNumber(31),
new NSNumber(45), new NSNumber(14)
};
var highValues2 = new NSNumber[] {
new NSNumber(43), new NSNumber(66),
new NSNumber(61), new NSNumber(49),
new NSNumber(31), new NSNumber(80),
new NSNumber(82), new NSNumber(78)
};
List <TKChartRangeDataPoint> list = new List <TKChartRangeDataPoint> ();
List <TKChartRangeDataPoint> list2 = new List <TKChartRangeDataPoint> ();
for (int i = 0; i < 8; i++)
{
list.Add(TKChartRangeDataPoint.RangeColumnDataPoint(new NSNumber(i), lowValues[i], highValues[i]));
list2.Add(TKChartRangeDataPoint.RangeColumnDataPoint(new NSNumber(i), lowValues2[i], highValues2[i]));
}
TKChartRangeColumnSeries series = new TKChartRangeColumnSeries(list.ToArray());
TKChartRangeColumnSeries series2 = new TKChartRangeColumnSeries(list2.ToArray());
chart.AddSeries(series);
chart.AddSeries(series2);
// << chart-range-col-cluster-cs
// >> chart-range-col-visual-cs
series.Style.Palette = new TKChartPalette();
var paletteItem = new TKChartPaletteItem();
paletteItem.Fill = new TKSolidFill(UIColor.Red);
paletteItem.Stroke = new TKStroke(UIColor.Black);
series.Style.Palette.AddPaletteItem(paletteItem);
// << chart-range-col-visual-cs
// >> chart-range-col-gap-cs
series.GapLength = 0.5f;
// << chart-range-col-gap-cs
// >> chart-range-col-width-cs
series.MinColumnWidth = 20;
series.MaxColumnWidth = 50;
// << chart-range-col-width-cs
}
