Exemplo n.º 1
0
        /// <summary>
        /// Place label for DataPoint
        /// </summary>
        /// <param name="visual">Visual</param>
        /// <param name="labelCanvas">Canvas for label</param>
        /// <param name="dataPoint">DataPoint</param>
        internal static void CreateAndPositionLabel(Canvas labelCanvas, DataPoint dataPoint)
        {
            if (dataPoint.LabelVisual != null)
            {
                Panel parent = dataPoint.LabelVisual.Parent as Panel;

                if (parent != null)
                {
                    parent.Children.Remove(dataPoint.LabelVisual);
                }
            }

            if ((Boolean)dataPoint.LabelEnabled && !String.IsNullOrEmpty(dataPoint.LabelText))
            {
                Canvas dataPointVisual = dataPoint.Faces.Visual as Canvas;

                Title tb = new Title()
                {
                    Text       = dataPoint.TextParser(dataPoint.LabelText),
                    FontFamily = dataPoint.LabelFontFamily,
                    FontSize   = dataPoint.LabelFontSize.Value,
                    FontWeight = (FontWeight)dataPoint.LabelFontWeight,
                    FontStyle  = (FontStyle)dataPoint.LabelFontStyle,
                    Background = dataPoint.LabelBackground,
                    FontColor  = Chart.CalculateDataPointLabelFontColor(dataPoint.Chart as Chart, dataPoint, dataPoint.LabelFontColor, LabelStyles.OutSide)
                };

                tb.CreateVisualObject(new ElementData()
                {
                    Element = dataPoint
                });
                tb.Visual.Height      = tb.Height;
                tb.Visual.Width       = tb.Width;
                dataPoint.LabelVisual = tb.Visual;

                // Double labelTop = (Double)dataPointVisual.GetValue(Canvas.TopProperty) - tb.Height;
                // Double labelLeft = (Double)dataPointVisual.GetValue(Canvas.LeftProperty) + (dataPointVisual.Width - tb.Width) / 2;

                // if (labelTop < 0) labelTop = (Double)dataPointVisual.GetValue(Canvas.TopProperty);
                // if (labelLeft < 0) labelLeft = 1;
                // if (labelLeft + tb.ActualWidth > labelCanvas.Width)
                //    labelLeft = labelCanvas.Width - tb.ActualWidth - 2;

                // tb.Visual.SetValue(Canvas.LeftProperty, labelLeft);
                // tb.Visual.SetValue(Canvas.TopProperty, labelTop);

                SetLabelPosition(dataPoint, labelCanvas.Width, labelCanvas.Height);

                labelCanvas.Children.Add(tb.Visual);
            }
        }
Exemplo n.º 2
0
        private static void CreateOrUpdateAPointDataPoint(Canvas bubleChartCanvas, DataPoint dataPoint, Double minimumZVal, Double maximumZVal, Double plotWidth, Double plotHeight)
        {
            Faces dpFaces = dataPoint.Faces;

            // Remove preexisting dataPoint visual and label visual
            if (dpFaces != null && dpFaces.Visual != null && bubleChartCanvas == dpFaces.Visual.Parent)
            {
                bubleChartCanvas.Children.Remove(dataPoint.Faces.Visual);
                // dpFaces = null;
            }

            dataPoint.Faces = null;

            if (Double.IsNaN(dataPoint.InternalYValue) || (dataPoint.Enabled == false))
            {
                return;
            }

            Chart chart = dataPoint.Chart as Chart;

            PlotGroup plotGroup = dataPoint.Parent.PlotGroup;

            Canvas dataPointVisual = new Canvas();

            Faces bubbleFaces = new Faces();

            Double xPosition = Graphics.ValueToPixelPosition(0, plotWidth, (Double)plotGroup.AxisX.InternalAxisMinimum, (Double)plotGroup.AxisX.InternalAxisMaximum, dataPoint.InternalXValue);
            Double yPosition = Graphics.ValueToPixelPosition(plotHeight, 0, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, dataPoint.InternalYValue);

            Brush markerColor = dataPoint.Color;

            markerColor = (chart.View3D ? Graphics.Get3DBrushLighting(markerColor, (Boolean)dataPoint.LightingEnabled) : ((Boolean)dataPoint.LightingEnabled ? Graphics.GetLightingEnabledBrush(markerColor, "Linear", null) : markerColor));

            String labelText = (Boolean)dataPoint.LabelEnabled ? dataPoint.TextParser(dataPoint.LabelText) : "";

            Marker marker = new Marker((MarkerTypes)dataPoint.MarkerType, 1, new Size(6, 6), false, markerColor, labelText);

            dataPoint.Marker = marker;

            ApplyZValue(dataPoint, minimumZVal, maximumZVal, plotWidth, plotHeight);

            marker.ShadowEnabled = (Boolean)dataPoint.ShadowEnabled;

            if (dataPoint.BorderColor != null)
            {
                marker.BorderColor = dataPoint.BorderColor;
            }

            marker.TextBackground  = dataPoint.LabelBackground;
            marker.BorderThickness = ((Thickness)dataPoint.MarkerBorderThickness).Left;
            marker.TextAlignmentX  = AlignmentX.Center;
            marker.TextAlignmentY  = AlignmentY.Center;
            marker.Tag             = new ElementData()
            {
                Element = dataPoint
            };

            Double gap = ((Double)dataPoint.MarkerScale * (Double)dataPoint.MarkerSize) / 2;

            if (!String.IsNullOrEmpty(labelText))
            {
                marker.FontColor      = Chart.CalculateDataPointLabelFontColor(chart, dataPoint, dataPoint.LabelFontColor, LabelStyles.OutSide);
                marker.FontSize       = (Double)dataPoint.LabelFontSize;
                marker.FontWeight     = (FontWeight)dataPoint.LabelFontWeight;
                marker.FontFamily     = dataPoint.LabelFontFamily;
                marker.FontStyle      = (FontStyle)dataPoint.LabelFontStyle;
                marker.TextBackground = dataPoint.LabelBackground;

                marker.TextAlignmentX = AlignmentX.Center;
                marker.TextAlignmentY = AlignmentY.Center;

                if (!Double.IsNaN(dataPoint.LabelAngle) && dataPoint.LabelAngle != 0)
                {
                    marker.LabelAngle      = dataPoint.LabelAngle;
                    marker.TextOrientation = Orientation.Vertical;

                    marker.TextAlignmentX = AlignmentX.Center;
                    marker.TextAlignmentY = AlignmentY.Center;

                    marker.LabelStyle = (LabelStyles)dataPoint.LabelStyle;
                }

                marker.CreateVisual();

                if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
                {
                    if (yPosition - gap < 0 && (yPosition - marker.TextBlockSize.Height / 2) < 0)
                    {
                        marker.TextAlignmentY = AlignmentY.Bottom;
                    }
                    else if (yPosition + gap > plotHeight && (yPosition + marker.TextBlockSize.Height / 2) > plotHeight)
                    {
                        marker.TextAlignmentY = AlignmentY.Top;
                    }

                    if (xPosition - gap < 0 && (xPosition - marker.TextBlockSize.Width / 2) < 0)
                    {
                        marker.TextAlignmentX = AlignmentX.Right;
                    }
                    else if (xPosition + gap > plotWidth && (xPosition + marker.TextBlockSize.Width / 2) > plotWidth)
                    {
                        marker.TextAlignmentX = AlignmentX.Left;
                    }
                }
            }

            marker.PixelLavelShadow = false; // pixelLavelShadow;
            marker.CreateVisual();

            UpdateBubblePositionAccording2XandYValue(dataPoint, plotWidth, plotHeight, false, 0, 0);
            bubleChartCanvas.Children.Add(marker.Visual);

            bubbleFaces.Parts.Add(marker.MarkerShape);
            bubbleFaces.VisualComponents.Add(marker.Visual);
            bubbleFaces.BorderElements.Add(marker.MarkerShape);

            bubbleFaces.Visual = marker.Visual;
            dataPoint.Faces    = bubbleFaces;

            dataPoint.Faces.Visual.Opacity = dataPoint.Opacity * dataPoint.Parent.Opacity;
            dataPoint.AttachEvent2DataPointVisualFaces(dataPoint);
            dataPoint.AttachEvent2DataPointVisualFaces(dataPoint.Parent);
            dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
            dataPoint.AttachToolTip(chart, dataPoint, dataPoint.Faces.VisualComponents);
            dataPoint.AttachHref(chart, dataPoint.Faces.VisualComponents, dataPoint.Href, (HrefTargets)dataPoint.HrefTarget);
            dataPoint.SetCursor2DataPointVisualFaces();

            if (dataPoint.Parent.SelectionEnabled && dataPoint.Selected)
            {
                dataPoint.Select(true);
            }
        }
Exemplo n.º 3
0
        // Canvas bubleChartCanvas, DataPoint dataPoint, Double minimumZVal, Double maximumZVal, Double plotWidth, Double plotHeight
        private static void CreateOrUpdateAPointDataPoint(Canvas pointChartCanvas, DataPoint dataPoint, Double plotAreaWidth, Double plotAreaHeight)
        {
            Faces dpFaces = dataPoint.Faces;

            // Remove preexisting dataPoint visual and label visual
            if (dpFaces != null && dpFaces.Visual != null && pointChartCanvas == dpFaces.Visual.Parent)
            {
                pointChartCanvas.Children.Remove(dataPoint.Faces.Visual);
                //dpFaces = null;
            }

            dataPoint.Faces = null;
            dpFaces         = new Faces();

            if (Double.IsNaN(dataPoint.InternalYValue) || (dataPoint.Enabled == false))
            {
                return;
            }

            Chart     chart     = dataPoint.Chart as Chart;
            PlotGroup plotGroup = dataPoint.Parent.PlotGroup;

            Double xPosition = Graphics.ValueToPixelPosition(0, plotAreaWidth, (Double)plotGroup.AxisX.InternalAxisMinimum, (Double)plotGroup.AxisX.InternalAxisMaximum, dataPoint.InternalXValue);
            Double yPosition = Graphics.ValueToPixelPosition(plotAreaHeight, 0, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, dataPoint.InternalYValue);

            Brush markerColor = dataPoint.Color;

            //markerColor = (chart.View3D ? Graphics.GetLightingEnabledBrush3D(markerColor) :
            //    ((Boolean)dataPoint.LightingEnabled ? Graphics.GetLightingEnabledBrush(markerColor, "Linear", null) : markerColor));

            markerColor = (chart.View3D ? Graphics.Get3DBrushLighting(dataPoint.Color, (Boolean)dataPoint.LightingEnabled) :
                           ((Boolean)dataPoint.LightingEnabled ? Graphics.GetLightingEnabledBrush(markerColor, "Linear", null) : markerColor));

            Size    markerSize  = new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize);
            Boolean markerBevel = false;
            String  labelText   = (Boolean)dataPoint.LabelEnabled ? dataPoint.TextParser(dataPoint.LabelText) : "";
            Marker  marker      = new Marker((MarkerTypes)dataPoint.MarkerType, (Double)dataPoint.MarkerScale, markerSize, markerBevel, markerColor, labelText);

            marker.Tag = new ElementData()
            {
                Element = dataPoint
            };

            marker.ShadowEnabled = (Boolean)dataPoint.ShadowEnabled;

            if (!VisifireControl.IsMediaEffectsEnabled)
            {
                marker.PixelLavelShadow = false;
            }
            else
            {
                marker.PixelLavelShadow = true;
            }

            marker.MarkerSize = new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize);

            if (marker.MarkerType != MarkerTypes.Cross)
            {
                if (dataPoint.BorderColor != null)
                {
                    marker.BorderColor = dataPoint.BorderColor;
                }
            }
            else
            {
                marker.BorderColor = markerColor;
            }
            marker.BorderThickness = ((Thickness)dataPoint.MarkerBorderThickness).Left;

            if (!String.IsNullOrEmpty(labelText))
            {
                marker.FontColor      = Chart.CalculateDataPointLabelFontColor(chart, dataPoint, dataPoint.LabelFontColor, LabelStyles.OutSide);
                marker.FontSize       = (Double)dataPoint.LabelFontSize;
                marker.FontWeight     = (FontWeight)dataPoint.LabelFontWeight;
                marker.FontFamily     = dataPoint.LabelFontFamily;
                marker.FontStyle      = (FontStyle)dataPoint.LabelFontStyle;
                marker.TextBackground = dataPoint.LabelBackground;

                marker.TextAlignmentX = AlignmentX.Center;
                marker.TextAlignmentY = AlignmentY.Center;

                if (!Double.IsNaN(dataPoint.LabelAngle) && dataPoint.LabelAngle != 0)
                {
                    marker.LabelAngle      = dataPoint.LabelAngle;
                    marker.TextOrientation = Orientation.Vertical;

                    marker.TextAlignmentX = AlignmentX.Center;
                    marker.TextAlignmentY = AlignmentY.Center;

                    marker.LabelStyle = (LabelStyles)dataPoint.LabelStyle;
                }

                marker.CreateVisual();

                if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
                {
                    if ((yPosition - marker.TextBlockSize.Height / 2) < 0)
                    {
                        marker.TextAlignmentY = AlignmentY.Bottom;
                    }
                    else if ((yPosition + marker.TextBlockSize.Height / 2) > plotAreaHeight)
                    {
                        marker.TextAlignmentY = AlignmentY.Top;
                    }

                    if ((xPosition - marker.TextBlockSize.Width / 2) < 0)
                    {
                        marker.TextAlignmentX = AlignmentX.Right;
                    }
                    else if ((xPosition + marker.TextBlockSize.Width / 2) > plotAreaWidth)
                    {
                        marker.TextAlignmentX = AlignmentX.Left;
                    }
                }
            }

            //marker.LabelEnabled =(Boolean) dataPoint.LabelEnabled;
            //marker.TextBackground = dataPoint.LabelBackground;
            //marker.FontColor = Chart.CalculateDataPointLabelFontColor(chart, dataPoint, dataPoint.LabelFontColor, LabelStyles.OutSide);
            //marker.FontSize = (Double)dataPoint.LabelFontSize;
            //marker.FontWeight = (FontWeight)dataPoint.LabelFontWeight;
            //marker.FontFamily = dataPoint.LabelFontFamily;
            //marker.FontStyle = (FontStyle)dataPoint.LabelFontStyle;

            //marker.TextAlignmentX = AlignmentX.Center;
            //marker.TextAlignmentY = AlignmentY.Center;

            marker.CreateVisual();

            marker.Visual.Opacity = (Double)dataPoint.Opacity * (Double)dataPoint.Parent.Opacity;

            marker.AddToParent(pointChartCanvas, xPosition, yPosition, new Point(0.5, 0.5));

            dataPoint._visualPosition = new Point(xPosition, yPosition);

            dpFaces.VisualComponents.Add(marker.Visual);
            dpFaces.Visual = marker.Visual;

            dpFaces.BorderElements.Add(marker.MarkerShape);

            dataPoint.Marker = marker;
            dataPoint.Faces  = dpFaces;

            dataPoint.Faces.Visual.Opacity = (Double)dataPoint.Opacity * (Double)dataPoint.Parent.Opacity;
            dataPoint.AttachEvent2DataPointVisualFaces(dataPoint);
            dataPoint.AttachEvent2DataPointVisualFaces(dataPoint.Parent);
            dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
            if (!chart.IndicatorEnabled)
            {
                dataPoint.AttachToolTip(chart, dataPoint, dataPoint.Faces.VisualComponents);
            }
            dataPoint.AttachHref(chart, dataPoint.Faces.VisualComponents, dataPoint.Href, (HrefTargets)dataPoint.HrefTarget);
            dataPoint.SetCursor2DataPointVisualFaces();

            if (dataPoint.Parent.SelectionEnabled && dataPoint.Selected)
            {
                dataPoint.Select(true);
            }
        }