Exemplo n.º 1
0
        /// <summary>
        /// Gets the adjusted start date of the Axis based on the data supplied and the time interval.
        /// </summary>
        /// <param name="startTime">System.DateTime for the Start axis time.</param>
        /// <param name="endTime">System.DateTime for the End axis time.</param>
        /// <param name="frequency">TimeFrequency to be used for calculating the axis end date.</param>
        internal static void AdjustAxisStartDate(ref DateTime startTime, ref DateTime endTime, TimeFrequency frequency)
        {
            // see if points are less than the visible window and if so adjust start date
            long tickRange = endTime.Ticks - startTime.Ticks;

            if (tickRange < frequency.Ticks)
            {
                DateTime adjustedTime;
                long     pastTicks, majorTicks;

                pastTicks = frequency.Ticks - tickRange;
                if (startTime.Ticks > pastTicks)
                {
                    if (frequency.Unit == TimeFrequency.TimeUnit.Year)
                    {
                        adjustedTime = startTime.AddTicks(-pastTicks);
                        adjustedTime = new DateTime(adjustedTime.Year, 1, 1);
                    }
                    else
                    {
                        majorTicks   = AxisHelper.GetTickIncrease(frequency.MajorInterval, startTime, frequency.MajorUnit, frequency.MajorValue);
                        adjustedTime = startTime.AddTicks(-pastTicks + majorTicks);
                        adjustedTime = AxisHelper.GetAxisStartDate(adjustedTime, frequency);
                    }
                }
                else
                {
                    adjustedTime = DateTime.MinValue;
                }

                // have to adjust the start and end dates but not lower the end date
                DateTime newStartTime = adjustedTime;
                DateTime newEndTime   = adjustedTime.AddTicks(frequency.Ticks);

                if (newEndTime < endTime)
                {
                    if (frequency.Unit == TimeFrequency.TimeUnit.Year)
                    {
                        // set the start time but only if still lowers the start date
                        if (newStartTime.AddYears(1) < startTime)
                        {
                            newStartTime = newStartTime.AddYears(1);
                        }

                        newEndTime = newEndTime.AddYears(1);
                    }
                    else
                    {
                        majorTicks = AxisHelper.GetTickIncrease(frequency.MajorInterval, newEndTime, frequency.MajorUnit, frequency.MajorValue);
                        newEndTime = newEndTime.AddTicks(majorTicks);

                        // increment the start time but only if still lowers the start date
                        majorTicks = AxisHelper.GetTickIncrease(frequency.MajorInterval, newStartTime, frequency.MajorUnit, frequency.MajorValue);
                        if (newStartTime.AddTicks(majorTicks) < startTime)
                        {
                            newStartTime = newStartTime.AddTicks(majorTicks);
                        }
                    }
                }

                // set the new start and end time
                startTime = newStartTime;
                endTime   = newEndTime;
            }

            return;
        }
Exemplo n.º 2
0
        /// <summary>
        /// Gets the Axis design based on the interval.
        /// </summary>
        /// <param name="visibleWindowTicks">Number of ticks in the visible window.</param>
        /// <returns>Returns TimeFrequency with Major and Minor intervals based on the graph interval.</returns>
        internal static TimeFrequency GetAxisDesign(long visibleWindowTicks)
        {
            TimeSpan      timeSpanOfWindow = new TimeSpan(visibleWindowTicks);
            TimeFrequency frequency        = new TimeFrequency();

            if (timeSpanOfWindow == TimeSpan.FromMinutes(5))
            {
                // 5 Minutes
                frequency.Unit        = TimeFrequency.TimeUnit.Minute;
                frequency.Value       = 5;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Second;
                frequency.MinorValue  = 30;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromMinutes(10))
            {
                // 10 Minutes
                frequency.Unit        = TimeFrequency.TimeUnit.Minute;
                frequency.Value       = 10;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue  = 2;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromMinutes(15))
            {
                // 15 Minutes
                frequency.Unit        = TimeFrequency.TimeUnit.Minute;
                frequency.Value       = 15;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue  = 3;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromMinutes(30))
            {
                // 30 Minutes
                frequency.Unit        = TimeFrequency.TimeUnit.Minute;
                frequency.Value       = 30;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue  = 5;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(1))
            {
                // 1 Hour
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 1;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue  = 15;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 5;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(2))
            {
                // 2 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 2;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue  = 30;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 10;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(4))
            {
                // 4 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 4;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 15;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(6))
            {
                // 6 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 6;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue  = 30;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(8))
            {
                // 8 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 8;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 2;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(12))
            {
                // 12 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 12;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 4;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(24))
            {
                // 24 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 24;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 6;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(36))
            {
                // 36 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 36;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 6;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 3;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHourDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHourDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(48))
            {
                // 48 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 48;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 12;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 3;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHourDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHourDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(72))
            {
                // 72 Hours
                frequency.Unit        = TimeFrequency.TimeUnit.Hour;
                frequency.Value       = 72;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue  = 24;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 6;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHourDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHourDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(5))
            {
                // 5 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Day;
                frequency.Value       = 5;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 12;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(7))
            {
                // 1 Week or 7 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Week;
                frequency.Value       = 1;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue  = 12;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(10))
            {
                // 10 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Day;
                frequency.Value       = 10;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue  = 2;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(14))
            {
                // 2 Weeks or 14 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Week;
                frequency.Value       = 2;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Week;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(15))
            {
                // 15 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Day;
                frequency.Value       = 15;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue  = 3;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(20))
            {
                // 20 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Day;
                frequency.Value       = 20;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue  = 5;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(28))
            {
                // 4 Weeks or 28 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Week;
                frequency.Value       = 4;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Week;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(30))
            {
                // 30 Days
                frequency.Unit        = TimeFrequency.TimeUnit.Day;
                frequency.Value       = 30;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue  = 10;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 5;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(31))
            {
                // 1 Month
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 1;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Week;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonth;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonth;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(62))
            {
                // 2 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 2;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Week;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonth;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonth;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(92))
            {
                // 3 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 3;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Week;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonth;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonth;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(184))
            {
                // 6 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 6;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Week;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(276))
            {
                // 9 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 9;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 3;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(366))
            {
                // 1 Year or 12 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 12;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 3;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(550))
            {
                // 18 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 18;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 3;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(731))
            {
                // 2 Years or 24 Months
                frequency.Unit        = TimeFrequency.TimeUnit.Month;
                frequency.Value       = 24;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue  = 6;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue  = 2;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(1827))
            {
                // 5 Years
                frequency.Unit        = TimeFrequency.TimeUnit.Year;
                frequency.Value       = 5;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue  = 1;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue  = 3;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(3653))
            {
                // 10 Years
                frequency.Unit        = TimeFrequency.TimeUnit.Year;
                frequency.Value       = 10;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue  = 2;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue  = 6;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(7305))
            {
                // 20 Years
                frequency.Unit        = TimeFrequency.TimeUnit.Year;
                frequency.Value       = 20;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue  = 5;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Year;
                frequency.MinorValue  = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(36525))
            {
                // 100 Years
                frequency.Unit        = TimeFrequency.TimeUnit.Year;
                frequency.Value       = 100;
                frequency.MajorUnit   = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue  = 20;
                frequency.MinorUnit   = TimeFrequency.TimeUnit.Year;
                frequency.MinorValue  = 5;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }

            System.Diagnostics.Debug.Assert(frequency.Value != 0, GraphingResources.AxisHelperInvalidFrequency);
            return(frequency);
        }
Exemplo n.º 3
0
        /// <summary>
        /// Gets the end date for the Axis based on the data supplied and the time frequency.
        /// </summary>
        /// <param name="dateTime">System.DateTime for the last data point.</param>
        /// <param name="frequency">TimeFrequency to be used for calculating the axis end date.</param>
        /// <returns>DateTime to be used for the last interval.</returns>
        internal static DateTime GetAxisEndDate(DateTime dateTime, TimeFrequency frequency)
        {
            DateTime endTime = DateTime.MaxValue;
            DateTime intervalTime;
            long     ticks;
            int      month, days;

            switch (frequency.MajorUnit)
            {
            case TimeFrequency.TimeUnit.Year:
            case TimeFrequency.TimeUnit.Month:
            case TimeFrequency.TimeUnit.Week:
                // ensure aligned to the minor boundary
                if (frequency.MinorUnit == TimeFrequency.TimeUnit.Year)
                {
                    // ensure last day of the year
                    ticks        = AxisHelper.GetTickIncrease(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                    intervalTime = dateTime.AddTicks(ticks);
                    endTime      = new DateTime(intervalTime.Year, 12, 31);

                    // now ensure that the actual end time is the first day of the next period
                    endTime = endTime.AddDays(1);
                }
                else if (frequency.MinorUnit == TimeFrequency.TimeUnit.Month)
                {
                    // ensure last day of the month
                    ticks        = AxisHelper.GetTickIncrease(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                    intervalTime = dateTime.AddTicks(ticks);
                    month        = (((intervalTime.Month - 1) / frequency.MinorValue) + 1) * frequency.MinorValue;
                    days         = DateTime.DaysInMonth(intervalTime.Year, month);
                    endTime      = new DateTime(intervalTime.Year, month, days);

                    // now ensure that the actual end time is the first day of the next period
                    endTime = endTime.AddDays(1);
                }
                else if (frequency.MinorUnit == TimeFrequency.TimeUnit.Week)
                {
                    // ensure last day of the week
                    TimeSpan tt = dateTime.Subtract(DateTime.MinValue);
                    days    = (int)tt.TotalDays;
                    days    = days - (days % 7) + 7 + (frequency.MinorValue * 7);
                    endTime = DateTime.MinValue.Add(new TimeSpan(days, 0, 0, 0));
                }
                else
                {
                    ticks   = AxisHelper.GetTickIncreaseRounded(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                    endTime = dateTime.AddTicks(ticks);
                }

                break;

            case TimeFrequency.TimeUnit.Day:
            case TimeFrequency.TimeUnit.Hour:
            case TimeFrequency.TimeUnit.Minute:
            case TimeFrequency.TimeUnit.Second:
            default:
                ticks   = AxisHelper.GetTickIncreaseRounded(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                endTime = dateTime.AddTicks(ticks);

                break;
            }

            return(endTime);
        }
Exemplo n.º 4
0
        /// <summary>
        /// Renders the X Axis line.
        /// </summary>
        /// <param name="time">Time of the axis.</param>
        /// <param name="frequency">Frequency of the axis.</param>
        /// <param name="majorInterval">Value indicating whether the current axis is major interval.</param>
        /// <returns>A value indicating whether the rendering was successful.</returns>
        private bool TryDrawVerticalAxisLine(DateTime time, TimeFrequency frequency, bool majorInterval)
        {
            // thise code is for the lines on the Dynamic pLotting area. They extend up for scolling, and need to reach to max y
            // value.
            double x = this.GetXForDate(time);
            if (this.ShowGridLines == GridLineVisibility.Both || this.ShowGridLines == GridLineVisibility.Vertical)
            {
                if (majorInterval || (this.ShowMinorGridLines == GridLineVisibility.Vertical || this.ShowMinorGridLines == GridLineVisibility.Both))
                {
                    Path path = new Path();
                    path.Stroke = this.GridLineBrush;
                    path.StrokeThickness = this.GridLineThickness;
                    LineGeometry geo = this.GetXAxisGridLine(x);
                    path.Data = geo;

                    if (!this.Minimized)
                    {
                        this.DynamicPlotLayer.Children.Add(path);
                    }
                    else
                    {
                        this.MinimizedPlotLayer.Children.Add(path);
                    }
                }
            }

            TextBlock axisLabel = null;
            if (majorInterval)
            {
                axisLabel = this.xaxisLabelTemplate.LoadContent() as TextBlock;
                axisLabel.FontFamily = this.FontFamily;
                if (axisLabel != null)
                {
                    axisLabel.Text = time.ToString(frequency.LabelFormat, CultureInfo.CurrentCulture);
                }
            }

            bool showTicks = this.CanShowXAxisTicks(majorInterval);
            this.PlotTimeTextBlock(axisLabel, x, showTicks);
            return true;
        }
Exemplo n.º 5
0
        /// <summary>
        /// Gets the start date of the Axis based on the data supplied and the time interval.
        /// </summary>
        /// <param name="dateTime">System.DateTime for the first data point.</param>
        /// <param name="frequency">TimeFrequency to be used for calculating the axis end date.</param>
        /// <returns>DateTime to be used for the first interval.</returns>
        internal static DateTime GetAxisStartDate(DateTime dateTime, TimeFrequency frequency)
        {
            DateTime startTime = DateTime.MinValue;
            DateTime intervalTime;
            TimeSpan tt;
            long     ticks;
            int      month;

            switch (frequency.MajorUnit)
            {
            case TimeFrequency.TimeUnit.Year:
            case TimeFrequency.TimeUnit.Month:
            case TimeFrequency.TimeUnit.Week:
                ticks = AxisHelper.GetTickIncrease(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                if (dateTime.Ticks > ticks)
                {
                    // ensure year aligned to the major boundary - start of year
                    intervalTime = dateTime.AddTicks(-ticks);
                    if (frequency.MajorUnit == TimeFrequency.TimeUnit.Year)
                    {
                        startTime = new DateTime(intervalTime.Year, 1, 1);
                    }
                    else if (frequency.MajorUnit == TimeFrequency.TimeUnit.Month)
                    {
                        // ensure month aligned to major boundary value - start of month
                        month     = intervalTime.Month - ((intervalTime.Month - 1) % frequency.MajorValue);
                        startTime = new DateTime(intervalTime.Year, month, 1);
                    }
                    else
                    {
                        // ensure week aligned to major boundary value - start of week
                        tt = intervalTime.Subtract(DateTime.MinValue);
                        int days = (int)tt.TotalDays;
                        days     -= (days % 7);
                        startTime = DateTime.MinValue.Add(new TimeSpan(days, 0, 0, 0));
                    }
                }

                break;

            case TimeFrequency.TimeUnit.Day:
            case TimeFrequency.TimeUnit.Hour:
            case TimeFrequency.TimeUnit.Minute:
            case TimeFrequency.TimeUnit.Second:
            default:
                intervalTime = dateTime;

                // Just round down to the nearest minor interval
                ticks = AxisHelper.GetTickIncrease(frequency.MinorInterval, intervalTime, frequency.MinorUnit, frequency.MinorValue);
                double remainingTicks = intervalTime.Ticks % ticks;
                remainingTicks = ticks + remainingTicks;
                if (intervalTime.Ticks - remainingTicks > 0)
                {
                    intervalTime = intervalTime.Subtract(TimeSpan.FromTicks((long)remainingTicks));
                }

                if (frequency.MajorUnit == TimeFrequency.TimeUnit.Minute)
                {
                    // align to a whole minute boundary based on major interval
                    tt = intervalTime.Subtract(DateTime.MinValue);
                    int minutes = (int)tt.TotalMinutes;
                    minutes  -= (minutes % frequency.MajorValue);
                    startTime = DateTime.MinValue.Add(new TimeSpan(0, minutes, 0));
                }
                else if (frequency.MajorUnit == TimeFrequency.TimeUnit.Hour)
                {
                    // align to boundary that in hours is divisible by the major interval value
                    tt = intervalTime.Subtract(DateTime.MinValue);
                    int hours = (int)tt.TotalHours;
                    if (frequency.MinorUnit == TimeFrequency.TimeUnit.Hour)
                    {
                        hours -= (hours % frequency.MajorValue);
                    }

                    startTime = DateTime.MinValue.Add(new TimeSpan(hours, 0, 0));
                }
                else
                {
                    // ensure aligned to start of a day
                    tt = intervalTime.Subtract(DateTime.MinValue);
                    int days = (int)tt.TotalDays;
                    startTime = DateTime.MinValue.Add(new TimeSpan(days, 0, 0, 0));
                }

                break;
            }

            return(startTime);
        }
Exemplo n.º 6
0
        /// <summary>
        /// Determines the Ticks to be plotted for a given TimeUnit and Value rounded to the interval.
        /// </summary>
        /// <param name="timespan">The TimeSpane for the calculation.</param>
        /// <param name="datetime">The DateTime for which the calculation is being made.</param>
        /// <param name="timeunit">The TimeUnit for the increase.</param>
        /// <param name="timevalue">The number of TimeUnits for which the increase is to be made.</param>
        /// <returns>Tick value for teh specified parameters.</returns>
        internal static long GetTickIncreaseRounded(TimeSpan timespan, DateTime datetime, TimeFrequency.TimeUnit timeunit, int timevalue)
        {
            long ticks = AxisHelper.GetTickIncrease(timespan, datetime, timeunit, timevalue);
            DateTime endTime = datetime.AddTicks(ticks);

            // Round Up to the nearest Interval
            double remainingTicks = endTime.Ticks % ticks;
            long ticksToAdd = ticks - (long)remainingTicks;
            if (endTime.Ticks + ticksToAdd < DateTime.MaxValue.Ticks)
            {
                ticks += ticksToAdd;
            }

            return ticks;
        }
Exemplo n.º 7
0
        /// <summary>
        /// Initializes the graph.
        /// </summary>
        protected virtual void InitializeGraph()
        {
            if (this.VisibleWindow == null)
            {
                this.VisibleWindow = StyleParser.FindResource<TimeFrequency>(this.LayoutRoot, DefaultVisibleWindowResourceKeyName, false);
            }

            if (null != this.VisibleWindow)
            {
                this.scaleFactor = this.VisibleWindow.Ticks / (this.DynamicMainLayerViewport.ActualWidth > 0 ? this.DynamicMainLayerViewport.ActualWidth : 100);
                this.frequency = AxisHelper.GetAxisDesign(this.VisibleWindow.Ticks);
            }            
                        
            // Axes dates will be calculated only when used as independent controls. 
            // If used in GraphHost, graph host will be setting the dates.
            if (this.DetermineAxisDates)
            {
                this.SetAxisDates();
            }

            if (null != this.VisibleWindow && this.AxisStartDate.AddTicks(this.VisibleWindow.Ticks) <= this.AxisEndDate)
            {
                double numberOfPixelsInWindows = (this.AxisEndDate - this.AxisStartDate).Ticks / this.scaleFactor;

                this.ScrollBar.SmallChange = 1;
                this.ScrollBar.Maximum = numberOfPixelsInWindows - this.DynamicMainLayerViewport.ActualWidth > this.ScrollBar.SmallChange ? numberOfPixelsInWindows - this.DynamicMainLayerViewport.ActualWidth : 0; // substracting viewport width as one page is already being shown.                
                this.ScrollBar.LargeChange = this.VisibleWindow.Ticks / this.scaleFactor;
                this.ScrollBar.ViewportSize = this.DynamicMainLayerViewport.ActualWidth;
            }
            else
            {
                this.ScrollBar.Maximum = 0;
                this.ScrollBar.Minimum = 0;
            }

            this.RefreshTitle();

            if (this.DesignMode)
            {
                if (this.NonDynamicRightAxisLabelsLayer.Children.Contains(this.designModeInformationBlock))
                {
                    this.designModeInformationBlock = this.NonDynamicRightAxisLabelsLayer.Children[this.NonDynamicRightAxisLabelsLayer.Children.IndexOf(this.designModeInformationBlock)] as TextBlock;
                }
                else
                {
                    this.designModeInformationBlock = new TextBlock();
                    this.designModeInformationBlock.TextWrapping = TextWrapping.Wrap;
                    this.designModeInformationBlock.FontSize = 14;
                    this.designModeInformationBlock.FontWeight = FontWeights.Bold;
                    this.NonDynamicRightAxisLabelsLayer.Children.Add(this.designModeInformationBlock);
                }

                if (string.IsNullOrEmpty(this.Title))
                {
                    this.Title = GraphingResources.DesignModeTitleLabel;
                }

                if (this.VisibleWindow == null)
                {
                    this.designModeInformationBlock.Text = GraphingResources.DesignModeInvalidWindow;
                }
                else if (this.DataContext == null)
                {
                    this.designModeInformationBlock.Text = GraphingResources.DesignModeInvalidDataContext;
                }
            }
            else
            {
                if (this.NonDynamicRightAxisLabelsLayer.Children.Contains(this.designModeInformationBlock))
                {
                    this.NonDynamicRightAxisLabelsLayer.Children.Remove(this.designModeInformationBlock);
                }
            }

            this.SetGraphSummary();
            if (this.TitleArea != null)
            {
                this.TitleArea.DataContext = this.GraphSummary;
            }            

            this.IsInitialized = true;
        }       
Exemplo n.º 8
0
        /// <summary>
        /// Determines the Ticks to be plotted for a given TimeUnit and Value.
        /// </summary>
        /// <param name="timespan">The TimeSpane for the calculation.</param>
        /// <param name="datetime">The DateTime for which the calculation is being made.</param>
        /// <param name="timeunit">The TimeUnit for the increase.</param>
        /// <param name="timevalue">The number of TimeUnits for which the increase is to be made.</param>
        /// <returns>Tick value for teh specified parameters.</returns>
        internal static long GetTickIncrease(TimeSpan timespan, DateTime datetime, TimeFrequency.TimeUnit timeunit, int timevalue)
        {
            long ticks;
            DateTime forwardDate;

            switch (timeunit)
            {
                case TimeFrequency.TimeUnit.Year:
                    // Determine the number of ticks represented by the increase
                    forwardDate = datetime.AddYears(timevalue);
                    ticks = forwardDate.Ticks - datetime.Ticks;
                    break;
                case TimeFrequency.TimeUnit.Month:
                    // Determine the number of ticks represented by the increase
                    forwardDate = datetime.AddMonths(timevalue);
                    ticks = forwardDate.Ticks - datetime.Ticks;
                    break;
                case TimeFrequency.TimeUnit.Week:
                case TimeFrequency.TimeUnit.Day:
                case TimeFrequency.TimeUnit.Hour:
                case TimeFrequency.TimeUnit.Minute:
                case TimeFrequency.TimeUnit.Second:
                    // Just add the normal ticks
                    ticks = timespan.Ticks;
                    break;
                default:
                    // Just add the normal ticks
                    ticks = timespan.Ticks;
                    break;
            }

            return ticks;
        }
Exemplo n.º 9
0
        /// <summary>
        /// Gets the adjusted start date of the Axis based on the data supplied and the time interval.
        /// </summary>
        /// <param name="startTime">System.DateTime for the Start axis time.</param>
        /// <param name="endTime">System.DateTime for the End axis time.</param>
        /// <param name="frequency">TimeFrequency to be used for calculating the axis end date.</param>
        internal static void AdjustAxisStartDate(ref DateTime startTime, ref DateTime endTime, TimeFrequency frequency)
        {
            // see if points are less than the visible window and if so adjust start date
            long tickRange = endTime.Ticks - startTime.Ticks;
            if (tickRange < frequency.Ticks)
            {
                DateTime adjustedTime;
                long pastTicks, majorTicks;

                pastTicks = frequency.Ticks - tickRange;
                if (startTime.Ticks > pastTicks)
                {
                    if (frequency.Unit == TimeFrequency.TimeUnit.Year)
                    {
                        adjustedTime = startTime.AddTicks(-pastTicks);
                        adjustedTime = new DateTime(adjustedTime.Year, 1, 1);
                    }
                    else
                    {
                        majorTicks = AxisHelper.GetTickIncrease(frequency.MajorInterval, startTime, frequency.MajorUnit, frequency.MajorValue);
                        adjustedTime = startTime.AddTicks(-pastTicks + majorTicks);
                        adjustedTime = AxisHelper.GetAxisStartDate(adjustedTime, frequency);
                    }
                }
                else
                {
                    adjustedTime = DateTime.MinValue;
                }

                // have to adjust the start and end dates but not lower the end date
                DateTime newStartTime = adjustedTime;
                DateTime newEndTime = adjustedTime.AddTicks(frequency.Ticks);

                if (newEndTime < endTime)
                {
                    if (frequency.Unit == TimeFrequency.TimeUnit.Year)
                    {
                        // set the start time but only if still lowers the start date                       
                        if (newStartTime.AddYears(1) < startTime)
                        {
                            newStartTime = newStartTime.AddYears(1);
                        }

                        newEndTime = newEndTime.AddYears(1);
                    }
                    else
                    {
                        majorTicks = AxisHelper.GetTickIncrease(frequency.MajorInterval, newEndTime, frequency.MajorUnit, frequency.MajorValue);
                        newEndTime = newEndTime.AddTicks(majorTicks);

                        // increment the start time but only if still lowers the start date
                        majorTicks = AxisHelper.GetTickIncrease(frequency.MajorInterval, newStartTime, frequency.MajorUnit, frequency.MajorValue);
                        if (newStartTime.AddTicks(majorTicks) < startTime)
                        {
                            newStartTime = newStartTime.AddTicks(majorTicks);
                        }
                    }
                }

                // set the new start and end time
                startTime = newStartTime;
                endTime = newEndTime;
            }

            return;
        }
Exemplo n.º 10
0
        /// <summary>
        /// Gets the end date for the Axis based on the data supplied and the time frequency.
        /// </summary>
        /// <param name="dateTime">System.DateTime for the last data point.</param>
        /// <param name="frequency">TimeFrequency to be used for calculating the axis end date.</param>
        /// <returns>DateTime to be used for the last interval.</returns>
        internal static DateTime GetAxisEndDate(DateTime dateTime, TimeFrequency frequency)
        {
            DateTime endTime = DateTime.MaxValue;
            DateTime intervalTime;
            long ticks;
            int month, days;

            switch (frequency.MajorUnit)
            {
                case TimeFrequency.TimeUnit.Year:
                case TimeFrequency.TimeUnit.Month:
                case TimeFrequency.TimeUnit.Week:
                    // ensure aligned to the minor boundary
                    if (frequency.MinorUnit == TimeFrequency.TimeUnit.Year)
                    {
                        // ensure last day of the year
                        ticks = AxisHelper.GetTickIncrease(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                        intervalTime = dateTime.AddTicks(ticks);
                        endTime = new DateTime(intervalTime.Year, 12, 31);

                        // now ensure that the actual end time is the first day of the next period
                        endTime = endTime.AddDays(1);
                    }
                    else if (frequency.MinorUnit == TimeFrequency.TimeUnit.Month)
                    {
                        // ensure last day of the month
                        ticks = AxisHelper.GetTickIncrease(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                        intervalTime = dateTime.AddTicks(ticks);
                        month = (((intervalTime.Month - 1) / frequency.MinorValue) + 1) * frequency.MinorValue;
                        days = DateTime.DaysInMonth(intervalTime.Year, month);
                        endTime = new DateTime(intervalTime.Year, month, days);

                        // now ensure that the actual end time is the first day of the next period
                        endTime = endTime.AddDays(1);
                    }
                    else if (frequency.MinorUnit == TimeFrequency.TimeUnit.Week)
                    {
                        // ensure last day of the week
                        TimeSpan tt = dateTime.Subtract(DateTime.MinValue);
                        days = (int)tt.TotalDays;
                        days = days - (days % 7) + 7 + (frequency.MinorValue * 7);
                        endTime = DateTime.MinValue.Add(new TimeSpan(days, 0, 0, 0));
                    }
                    else
                    {
                        ticks = AxisHelper.GetTickIncreaseRounded(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                        endTime = dateTime.AddTicks(ticks);
                    }

                    break;
                case TimeFrequency.TimeUnit.Day:
                case TimeFrequency.TimeUnit.Hour:
                case TimeFrequency.TimeUnit.Minute:
                case TimeFrequency.TimeUnit.Second:
                default:
                    ticks = AxisHelper.GetTickIncreaseRounded(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                    endTime = dateTime.AddTicks(ticks);

                    break;
            }

            return endTime;            
        }
Exemplo n.º 11
0
        /// <summary>
        /// Gets the Axis design based on the interval.
        /// </summary>
        /// <param name="visibleWindowTicks">Number of ticks in the visible window.</param>
        /// <returns>Returns TimeFrequency with Major and Minor intervals based on the graph interval.</returns>
        internal static TimeFrequency GetAxisDesign(long visibleWindowTicks)
        {
            TimeSpan timeSpanOfWindow = new TimeSpan(visibleWindowTicks);
            TimeFrequency frequency = new TimeFrequency();

            if (timeSpanOfWindow == TimeSpan.FromMinutes(5))
            {
                // 5 Minutes
                frequency.Unit = TimeFrequency.TimeUnit.Minute;
                frequency.Value = 5;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Second;
                frequency.MinorValue = 30;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromMinutes(10))
            {
                // 10 Minutes
                frequency.Unit = TimeFrequency.TimeUnit.Minute;
                frequency.Value = 10;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue = 2;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromMinutes(15))
            {
                // 15 Minutes
                frequency.Unit = TimeFrequency.TimeUnit.Minute;
                frequency.Value = 15;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue = 3;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromMinutes(30))
            {
                // 30 Minutes
                frequency.Unit = TimeFrequency.TimeUnit.Minute;
                frequency.Value = 30;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue = 5;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMinute;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMinute;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(1))
            {
                // 1 Hour
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 1;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue = 15;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 5;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(2))
            {
                // 2 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 2;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MajorValue = 30;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 10;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(4))
            {
                // 4 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 4;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 15;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(6))
            {
                // 6 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 6;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Minute;
                frequency.MinorValue = 30;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(8))
            {
                // 8 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 8;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 2;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(12))
            {
                // 12 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 12;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 4;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(24))
            {
                // 24 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 24;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 6;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHour;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHour;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(36))
            {
                // 36 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 36;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 6;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 3;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHourDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHourDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(48))
            {
                // 48 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 48;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 12;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 3;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHourDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHourDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromHours(72))
            {
                // 72 Hours
                frequency.Unit = TimeFrequency.TimeUnit.Hour;
                frequency.Value = 72;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MajorValue = 24;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 6;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatHourDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatHourDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(5))
            {
                // 5 Days
                frequency.Unit = TimeFrequency.TimeUnit.Day;
                frequency.Value = 5;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 12;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(7))
            {
                // 1 Week or 7 Days
                frequency.Unit = TimeFrequency.TimeUnit.Week;
                frequency.Value = 1;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Hour;
                frequency.MinorValue = 12;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(10))
            {
                // 10 Days
                frequency.Unit = TimeFrequency.TimeUnit.Day;
                frequency.Value = 10;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue = 2;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(14))
            {
                // 2 Weeks or 14 Days
                frequency.Unit = TimeFrequency.TimeUnit.Week;
                frequency.Value = 2;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Week;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(15))
            {
                // 15 Days
                frequency.Unit = TimeFrequency.TimeUnit.Day;
                frequency.Value = 15;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue = 3;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(20))
            {
                // 20 Days
                frequency.Unit = TimeFrequency.TimeUnit.Day;
                frequency.Value = 20;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue = 5;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(28))
            {
                // 4 Weeks or 28 Days
                frequency.Unit = TimeFrequency.TimeUnit.Week;
                frequency.Value = 4;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Week;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(30))
            {
                // 30 Days
                frequency.Unit = TimeFrequency.TimeUnit.Day;
                frequency.Value = 30;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MajorValue = 10;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 5;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatDay;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatDay;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(31))
            {
                // 1 Month
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 1;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Week;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Day;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonth;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonth;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(62))
            {
                // 2 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 2;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Week;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonth;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonth;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(92))
            {
                // 3 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 3;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Week;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonth;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonth;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(184))
            {
                // 6 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 6;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Week;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(276))
            {
                // 9 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 9;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 3;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(366))
            {
                // 1 Year or 12 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 12;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 3;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(550))
            {
                // 18 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 18;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 3;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(731))
            {
                // 2 Years or 24 Months
                frequency.Unit = TimeFrequency.TimeUnit.Month;
                frequency.Value = 24;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MajorValue = 6;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue = 2;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatMonthYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatMonthYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(1827))
            {
                // 5 Years
                frequency.Unit = TimeFrequency.TimeUnit.Year;
                frequency.Value = 5;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue = 1;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue = 3;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(3653))
            {
                // 10 Years
                frequency.Unit = TimeFrequency.TimeUnit.Year;
                frequency.Value = 10;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue = 2;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Month;
                frequency.MinorValue = 6;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(7305))
            {
                // 20 Years
                frequency.Unit = TimeFrequency.TimeUnit.Year;
                frequency.Value = 20;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue = 5;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Year;
                frequency.MinorValue = 1;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }
            else if (timeSpanOfWindow == TimeSpan.FromDays(36525))
            {
                // 100 Years
                frequency.Unit = TimeFrequency.TimeUnit.Year;
                frequency.Value = 100;
                frequency.MajorUnit = TimeFrequency.TimeUnit.Year;
                frequency.MajorValue = 20;
                frequency.MinorUnit = TimeFrequency.TimeUnit.Year;
                frequency.MinorValue = 5;
                frequency.LabelFormat = GraphingResources.AxisHelperLabelFormatYear;
                frequency.TitleFormat = GraphingResources.AxisHelperTitleFormatYear;
            }

            System.Diagnostics.Debug.Assert(frequency.Value != 0, GraphingResources.AxisHelperInvalidFrequency);
            return frequency;
        }
Exemplo n.º 12
0
        /// <summary>
        /// Gets the start date of the Axis based on the data supplied and the time interval.
        /// </summary>
        /// <param name="dateTime">System.DateTime for the first data point.</param>
        /// <param name="frequency">TimeFrequency to be used for calculating the axis end date.</param>
        /// <returns>DateTime to be used for the first interval.</returns>
        internal static DateTime GetAxisStartDate(DateTime dateTime, TimeFrequency frequency)
        {
            DateTime startTime = DateTime.MinValue;
            DateTime intervalTime;
            TimeSpan tt;
            long ticks;
            int month;

            switch (frequency.MajorUnit)
            {
                case TimeFrequency.TimeUnit.Year:
                case TimeFrequency.TimeUnit.Month:
                case TimeFrequency.TimeUnit.Week:
                    ticks = AxisHelper.GetTickIncrease(frequency.MinorInterval, dateTime, frequency.MinorUnit, frequency.MinorValue);
                    if (dateTime.Ticks > ticks)
                    {
                        // ensure year aligned to the major boundary - start of year
                        intervalTime = dateTime.AddTicks(-ticks);
                        if (frequency.MajorUnit == TimeFrequency.TimeUnit.Year)
                        {
                            startTime = new DateTime(intervalTime.Year, 1, 1);
                        }
                        else if (frequency.MajorUnit == TimeFrequency.TimeUnit.Month)
                        {
                            // ensure month aligned to major boundary value - start of month
                            month = intervalTime.Month - ((intervalTime.Month - 1) % frequency.MajorValue);
                            startTime = new DateTime(intervalTime.Year, month, 1);
                        }
                        else
                        {
                            // ensure week aligned to major boundary value - start of week
                            tt = intervalTime.Subtract(DateTime.MinValue);
                            int days = (int)tt.TotalDays;
                            days -= (days % 7);
                            startTime = DateTime.MinValue.Add(new TimeSpan(days, 0, 0, 0));
                        }
                    }
                    
                    break;
                case TimeFrequency.TimeUnit.Day:
                case TimeFrequency.TimeUnit.Hour:
                case TimeFrequency.TimeUnit.Minute:
                case TimeFrequency.TimeUnit.Second:
                default:
                    intervalTime = dateTime;

                    // Just round down to the nearest minor interval
                    ticks = AxisHelper.GetTickIncrease(frequency.MinorInterval, intervalTime, frequency.MinorUnit, frequency.MinorValue);
                    double remainingTicks = intervalTime.Ticks % ticks;
                    remainingTicks = ticks + remainingTicks;
                    if (intervalTime.Ticks - remainingTicks > 0)
                    {
                        intervalTime = intervalTime.Subtract(TimeSpan.FromTicks((long)remainingTicks));
                    }

                    if (frequency.MajorUnit == TimeFrequency.TimeUnit.Minute)
                    {
                        // align to a whole minute boundary based on major interval
                        tt = intervalTime.Subtract(DateTime.MinValue);
                        int minutes = (int)tt.TotalMinutes;
                        minutes -= (minutes % frequency.MajorValue);
                        startTime = DateTime.MinValue.Add(new TimeSpan(0, minutes, 0));
                    }
                    else if (frequency.MajorUnit == TimeFrequency.TimeUnit.Hour)
                    {
                        // align to boundary that in hours is divisible by the major interval value
                        tt = intervalTime.Subtract(DateTime.MinValue);
                        int hours = (int)tt.TotalHours;
                        if (frequency.MinorUnit == TimeFrequency.TimeUnit.Hour)
                        {
                            hours -= (hours % frequency.MajorValue);
                        }

                        startTime = DateTime.MinValue.Add(new TimeSpan(hours, 0, 0));
                    }
                    else
                    {
                        // ensure aligned to start of a day
                        tt = intervalTime.Subtract(DateTime.MinValue);
                        int days = (int)tt.TotalDays;
                        startTime = DateTime.MinValue.Add(new TimeSpan(days, 0, 0, 0));
                    }

                    break;
            }

            return startTime;
        }