Example #1
0
 public void Remove(AxisScaleSegment segment)
 {
     if (segment != null)
     {
         base.List.Remove(segment);
     }
 }
        internal RectangleF GetBreakLinePosition(ChartGraphics graph, AxisScaleSegment nextSegment)
        {
            RectangleF relative        = axis.PlotAreaPosition.ToRectangleF();
            double     linearPosition  = axis.GetLinearPosition(nextSegment.ScaleMinimum);
            double     linearPosition2 = axis.GetLinearPosition(ScaleMaximum);

            if (axis.AxisPosition == AxisPosition.Right || axis.AxisPosition == AxisPosition.Left)
            {
                relative.Y      = (float)Math.Min(linearPosition, linearPosition2);
                relative.Height = (float)Math.Max(linearPosition, linearPosition2);
            }
            else
            {
                relative.X     = (float)Math.Min(linearPosition, linearPosition2);
                relative.Width = (float)Math.Max(linearPosition, linearPosition2);
            }
            relative = Rectangle.Round(graph.GetAbsoluteRectangle(relative));
            if (axis.AxisPosition == AxisPosition.Right || axis.AxisPosition == AxisPosition.Left)
            {
                relative.Height = Math.Abs(relative.Y - relative.Height);
                relative.X     -= axis.chartArea.BorderWidth;
                relative.Width += 2 * axis.chartArea.BorderWidth;
            }
            else
            {
                relative.Width   = Math.Abs(relative.X - relative.Width);
                relative.Y      -= axis.chartArea.BorderWidth;
                relative.Height += 2 * axis.chartArea.BorderWidth;
            }
            return(relative);
        }
        internal void GetAxisSegmentForScaleBreaks(AxisScaleSegmentCollection axisSegments)
        {
            axisSegments.Clear();
            if (!IsEnabled())
            {
                return;
            }
            FillAxisSegmentCollection(axisSegments);
            if (axisSegments.Count < 1)
            {
                return;
            }
            int startScaleFromZeroSegmentIndex = GetStartScaleFromZeroSegmentIndex(axisSegments);
            int num = 0;

            foreach (AxisScaleSegment axisSegment in axisSegments)
            {
                bool   shouldStartFromZero = (num == startScaleFromZeroSegmentIndex) ? true : false;
                double minimum             = axisSegment.ScaleMinimum;
                double maximum             = axisSegment.ScaleMaximum;
                axisSegment.Interval     = axis.EstimateNumberAxis(ref minimum, ref maximum, shouldStartFromZero, axis.prefferedNumberofIntervals, axis.Crossing, autoMaximum: true, autoMinimum: true);
                axisSegment.ScaleMinimum = minimum;
                axisSegment.ScaleMaximum = maximum;
                if (axisSegment.ScaleMinimum < axis.Minimum)
                {
                    axisSegment.ScaleMinimum = axis.Minimum;
                }
                if (axisSegment.ScaleMaximum > axis.Maximum)
                {
                    axisSegment.ScaleMaximum = axis.Maximum;
                }
                num++;
            }
            bool             flag = false;
            AxisScaleSegment axisScaleSegment2 = axisSegments[0];

            for (int i = 1; i < axisSegments.Count; i++)
            {
                AxisScaleSegment axisScaleSegment3 = axisSegments[i];
                if (axisScaleSegment3.ScaleMinimum <= axisScaleSegment2.ScaleMaximum)
                {
                    if (axisScaleSegment3.ScaleMaximum > axisScaleSegment2.ScaleMaximum)
                    {
                        axisScaleSegment2.ScaleMaximum = axisScaleSegment3.ScaleMaximum;
                    }
                    flag = true;
                    axisSegments.RemoveAt(i);
                    i--;
                }
                else
                {
                    axisScaleSegment2 = axisScaleSegment3;
                }
            }
            if (flag)
            {
                SetAxisSegmentPosition(axisSegments);
            }
        }
Example #4
0
 internal void EnforceSegment(AxisScaleSegment segment)
 {
     enforcedSegment = segment;
 }
Example #5
0
 public void Insert(int index, AxisScaleSegment value)
 {
     base.List.Insert(index, value);
 }
Example #6
0
 public int IndexOf(AxisScaleSegment value)
 {
     return(base.List.IndexOf(value));
 }
Example #7
0
 public bool Contains(AxisScaleSegment value)
 {
     return(base.List.Contains(value));
 }
Example #8
0
 public int Add(AxisScaleSegment segment)
 {
     return(base.List.Add(segment));
 }
        internal void PaintBreakLine(ChartGraphics graph, AxisScaleSegment nextSegment)
        {
            RectangleF   breakLinePosition = GetBreakLinePosition(graph, nextSegment);
            GraphicsPath breakLinePath     = GetBreakLinePath(breakLinePosition, top: true);
            GraphicsPath graphicsPath      = null;

            if (breakLinePosition.Width > 0f && breakLinePosition.Height > 0f)
            {
                graphicsPath = GetBreakLinePath(breakLinePosition, top: false);
                using (GraphicsPath graphicsPath2 = new GraphicsPath())
                {
                    graphicsPath2.AddPath(breakLinePath, connect: true);
                    graphicsPath2.Reverse();
                    graphicsPath2.AddPath(graphicsPath, connect: true);
                    graphicsPath2.CloseAllFigures();
                    using (Brush brush = GetChartFillBrush(graph))
                    {
                        graph.FillPath(brush, graphicsPath2);
                        if (axis.chartArea.ShadowOffset != 0 && !axis.chartArea.ShadowColor.IsEmpty)
                        {
                            RectangleF rect = breakLinePosition;
                            if (axis.AxisPosition == AxisPosition.Right || axis.AxisPosition == AxisPosition.Left)
                            {
                                rect.Y      += axis.chartArea.ShadowOffset;
                                rect.Height -= axis.chartArea.ShadowOffset;
                                rect.X       = rect.Right - 1f;
                                rect.Width   = axis.chartArea.ShadowOffset + 2;
                            }
                            else
                            {
                                rect.X     += axis.chartArea.ShadowOffset;
                                rect.Width -= axis.chartArea.ShadowOffset;
                                rect.Y      = rect.Bottom - 1f;
                                rect.Height = axis.chartArea.ShadowOffset + 2;
                            }
                            graph.FillRectangle(brush, rect);
                            using (GraphicsPath graphicsPath3 = new GraphicsPath())
                            {
                                graphicsPath3.AddPath(breakLinePath, connect: false);
                                float val = axis.chartArea.ShadowOffset;
                                val = ((axis.AxisPosition != AxisPosition.Right && axis.AxisPosition != 0) ? Math.Min(val, breakLinePosition.Width) : Math.Min(val, breakLinePosition.Height));
                                int        num = (int)((float)(int)axis.chartArea.ShadowColor.A / val);
                                RectangleF absoluteRectangle = graph.GetAbsoluteRectangle(axis.PlotAreaPosition.ToRectangleF());
                                if (axis.AxisPosition == AxisPosition.Right || axis.AxisPosition == AxisPosition.Left)
                                {
                                    absoluteRectangle.X     += axis.chartArea.ShadowOffset;
                                    absoluteRectangle.Width += axis.chartArea.ShadowOffset;
                                }
                                else
                                {
                                    absoluteRectangle.Y      += axis.chartArea.ShadowOffset;
                                    absoluteRectangle.Height += axis.chartArea.ShadowOffset;
                                }
                                graph.SetClip(graph.GetRelativeRectangle(absoluteRectangle));
                                for (int i = 0; (float)i < val; i++)
                                {
                                    using (Matrix matrix = new Matrix())
                                    {
                                        if (axis.AxisPosition == AxisPosition.Right || axis.AxisPosition == AxisPosition.Left)
                                        {
                                            matrix.Translate(0f, 1f);
                                        }
                                        else
                                        {
                                            matrix.Translate(1f, 0f);
                                        }
                                        graphicsPath3.Transform(matrix);
                                    }
                                    using (Pen pen = new Pen(Color.FromArgb(axis.chartArea.ShadowColor.A - num * i, axis.chartArea.ShadowColor), 1f))
                                    {
                                        graph.DrawPath(pen, graphicsPath3);
                                    }
                                }
                                graph.ResetClip();
                            }
                        }
                    }
                }
            }
            if (axis.ScaleBreakStyle.BreakLineType != 0)
            {
                using (Pen pen2 = new Pen(axis.ScaleBreakStyle.LineColor, axis.ScaleBreakStyle.LineWidth))
                {
                    pen2.DashStyle = graph.GetPenStyle(axis.ScaleBreakStyle.LineStyle);
                    graph.DrawPath(pen2, breakLinePath);
                    if (breakLinePosition.Width > 0f && breakLinePosition.Height > 0f)
                    {
                        graph.DrawPath(pen2, graphicsPath);
                    }
                }
            }
            breakLinePath.Dispose();
            breakLinePath = null;
            if (graphicsPath != null)
            {
                graphicsPath.Dispose();
                graphicsPath = null;
            }
        }
        private void FillAxisSegmentCollection(AxisScaleSegmentCollection axisSegments)
        {
            axisSegments.Clear();
            double minYValue   = 0.0;
            double maxYValue   = 0.0;
            double segmentSize = 0.0;

            double[] segmentMaxValue      = null;
            double[] segmentMinValue      = null;
            int[]    seriesDataStatistics = GetSeriesDataStatistics(totalNumberOfSegments, out minYValue, out maxYValue, out segmentSize, out segmentMaxValue, out segmentMinValue);
            if (seriesDataStatistics == null)
            {
                return;
            }
            double minimum = minYValue;
            double maximum = maxYValue;

            axis.EstimateNumberAxis(ref minimum, ref maximum, axis.StartFromZero, axis.prefferedNumberofIntervals, axis.Crossing, autoMaximum: true, autoMinimum: true);
            if (maxYValue == minYValue)
            {
                return;
            }
            double    num       = (maxYValue - minYValue) / ((maximum - minimum) / 100.0);
            ArrayList arrayList = new ArrayList();
            bool      flag      = false;

            while (!flag)
            {
                flag = true;
                int startSegment     = 0;
                int numberOfSegments = 0;
                GetLargestSequenseOfSegmentsWithNoPoints(seriesDataStatistics, out startSegment, out numberOfSegments);
                int num2 = (int)((double)minimumNumberOfEmptySegments * (100.0 / num));
                if (axisSegments.Count > 0 && numberOfSegments > 0)
                {
                    foreach (AxisScaleSegment axisSegment in axisSegments)
                    {
                        if (startSegment > 0 && startSegment + numberOfSegments <= segmentMaxValue.Length - 1 && segmentMaxValue[startSegment - 1] >= axisSegment.ScaleMinimum && segmentMinValue[startSegment + numberOfSegments] <= axisSegment.ScaleMaximum)
                        {
                            double num3 = axisSegment.ScaleMaximum - axisSegment.ScaleMinimum;
                            if ((segmentMinValue[startSegment + numberOfSegments] - segmentMaxValue[startSegment - 1]) / (num3 / 100.0) / 100.0 * axisSegment.Size > (double)num2 && (double)numberOfSegments > minSegmentSize)
                            {
                                num2 = numberOfSegments;
                            }
                        }
                    }
                }
                if (numberOfSegments >= num2)
                {
                    flag = false;
                    arrayList.Add(startSegment);
                    arrayList.Add(numberOfSegments);
                    axisSegments.Clear();
                    if (arrayList.Count > 0)
                    {
                        double num4 = double.NaN;
                        double num5 = double.NaN;
                        int    num6 = 0;
                        for (int i = 0; i < seriesDataStatistics.Length; i++)
                        {
                            bool flag2 = IsExcludedSegment(arrayList, i);
                            if (!flag2 && !double.IsNaN(segmentMinValue[i]) && !double.IsNaN(segmentMaxValue[i]))
                            {
                                num6 += seriesDataStatistics[i];
                                if (double.IsNaN(num4))
                                {
                                    num4 = segmentMinValue[i];
                                    num5 = segmentMaxValue[i];
                                }
                                else
                                {
                                    num5 = segmentMaxValue[i];
                                }
                            }
                            if (!double.IsNaN(num4) && (flag2 || i == seriesDataStatistics.Length - 1))
                            {
                                if (num5 == num4)
                                {
                                    num4 -= segmentSize;
                                    num5 += segmentSize;
                                }
                                AxisScaleSegment axisScaleSegment2 = new AxisScaleSegment();
                                axisScaleSegment2.ScaleMaximum = num5;
                                axisScaleSegment2.ScaleMinimum = num4;
                                axisScaleSegment2.Tag          = num6;
                                axisSegments.Add(axisScaleSegment2);
                                num4 = double.NaN;
                                num5 = double.NaN;
                                num6 = 0;
                            }
                        }
                    }
                    SetAxisSegmentPosition(axisSegments);
                }
                if (axisSegments.Count - 1 >= maximumNumberOfBreaks)
                {
                    flag = true;
                }
            }
        }