410 lines
12 KiB
C#
410 lines
12 KiB
C#
#region PDFsharp Charting - A .NET charting library based on PDFsharp
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//
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// Authors:
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// Niklas Schneider
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//
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// Copyright (c) 2005-2017 empira Software GmbH, Cologne Area (Germany)
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//
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// http://www.pdfsharp.com
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// http://sourceforge.net/projects/pdfsharp
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#endregion
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using System;
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using PdfSharp.Drawing;
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namespace PdfSharp.Charting.Renderers
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{
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/// <summary>
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/// Represents the base class of all renderer infos.
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/// Renderer infos are used to hold all necessary information and time consuming calculations
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/// between rendering cycles.
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/// </summary>
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internal abstract class RendererInfo
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{ }
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/// <summary>
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/// Base class for all renderer infos which defines an area.
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/// </summary>
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internal abstract class AreaRendererInfo : RendererInfo
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{
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/// <summary>
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/// Gets or sets the x coordinate of this rectangle.
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/// </summary>
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internal virtual double X
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{
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get { return _rect.X; }
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set { _rect.X = value; }
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}
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/// <summary>
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/// Gets or sets the y coordinate of this rectangle.
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/// </summary>
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internal virtual double Y
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{
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get { return _rect.Y; }
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set { _rect.Y = value; }
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}
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/// <summary>
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/// Gets or sets the width of this rectangle.
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/// </summary>
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internal virtual double Width
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{
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get { return _rect.Width; }
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set { _rect.Width = value; }
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}
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/// <summary>
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/// Gets or sets the height of this rectangle.
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/// </summary>
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internal virtual double Height
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{
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get { return _rect.Height; }
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set { _rect.Height = value; }
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}
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/// <summary>
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/// Gets the area's size.
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/// </summary>
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internal XSize Size
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{
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get { return _rect.Size; }
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set { _rect.Size = value; }
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}
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/// <summary>
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/// Gets the area's rectangle.
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/// </summary>
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internal XRect Rect
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{
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get { return _rect; }
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set { _rect = value; }
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}
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XRect _rect;
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}
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/// <summary>
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/// A ChartRendererInfo stores information of all main parts of a chart like axis renderer info or
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/// plotarea renderer info.
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/// </summary>
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internal class ChartRendererInfo : AreaRendererInfo
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{
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internal Chart _chart;
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internal AxisRendererInfo xAxisRendererInfo;
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internal AxisRendererInfo yAxisRendererInfo;
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//internal AxisRendererInfo zAxisRendererInfo; // not yet used
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internal PlotAreaRendererInfo plotAreaRendererInfo;
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internal LegendRendererInfo legendRendererInfo;
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internal SeriesRendererInfo[] seriesRendererInfos;
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/// <summary>
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/// Gets the chart's default font for rendering.
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/// </summary>
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internal XFont DefaultFont
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{
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get
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{
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return _defaultFont ??
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(_defaultFont = Converter.ToXFont(_chart._font, new XFont("Arial", 12, XFontStyle.Regular)));
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}
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}
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XFont _defaultFont;
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/// <summary>
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/// Gets the chart's default font for rendering data labels.
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/// </summary>
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internal XFont DefaultDataLabelFont
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{
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get
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{
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return _defaultDataLabelFont ??
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(_defaultDataLabelFont = Converter.ToXFont(_chart._font, new XFont("Arial", 10, XFontStyle.Regular)));
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}
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}
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XFont _defaultDataLabelFont;
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}
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/// <summary>
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/// A CombinationRendererInfo stores information for rendering combination of charts.
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/// </summary>
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internal class CombinationRendererInfo : ChartRendererInfo
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{
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internal SeriesRendererInfo[] _commonSeriesRendererInfos;
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internal SeriesRendererInfo[] _areaSeriesRendererInfos;
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internal SeriesRendererInfo[] _columnSeriesRendererInfos;
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internal SeriesRendererInfo[] _lineSeriesRendererInfos;
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}
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/// <summary>
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/// PointRendererInfo is used to render one single data point which is part of a data series.
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/// </summary>
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internal class PointRendererInfo : RendererInfo
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{
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internal Point Point;
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internal XPen LineFormat;
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internal XBrush FillFormat;
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}
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/// <summary>
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/// Represents one sector of a series used by a pie chart.
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/// </summary>
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internal class SectorRendererInfo : PointRendererInfo
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{
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internal XRect Rect;
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internal double StartAngle;
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internal double SweepAngle;
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}
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/// <summary>
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/// Represents one data point of a series and the corresponding rectangle.
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/// </summary>
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internal class ColumnRendererInfo : PointRendererInfo
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{
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internal XRect Rect;
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}
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/// <summary>
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/// Stores rendering specific information for one data label entry.
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/// </summary>
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internal class DataLabelEntryRendererInfo : AreaRendererInfo
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{
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internal string Text;
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}
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/// <summary>
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/// Stores data label specific rendering information.
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/// </summary>
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internal class DataLabelRendererInfo : RendererInfo
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{
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internal DataLabelEntryRendererInfo[] Entries;
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internal string Format;
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internal XFont Font;
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internal XBrush FontColor;
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internal DataLabelPosition Position;
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internal DataLabelType Type;
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}
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/// <summary>
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/// SeriesRendererInfo holds all data series specific rendering information.
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/// </summary>
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internal class SeriesRendererInfo : RendererInfo
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{
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internal Series _series;
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internal DataLabelRendererInfo _dataLabelRendererInfo;
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internal PointRendererInfo[] _pointRendererInfos;
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internal XPen LineFormat;
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internal XBrush FillFormat;
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// Used if ChartType is set to Line
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internal MarkerRendererInfo _markerRendererInfo;
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/// <summary>
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/// Gets the sum of all points in PointRendererInfo.
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/// </summary>
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internal double SumOfPoints
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{
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get
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{
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double sum = 0;
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foreach (PointRendererInfo pri in _pointRendererInfos)
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{
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if (!double.IsNaN(pri.Point._value))
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sum += Math.Abs(pri.Point._value);
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}
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return sum;
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}
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}
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}
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/// <summary>
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/// Represents a description of a marker for a line chart.
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/// </summary>
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internal class MarkerRendererInfo : RendererInfo
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{
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internal XUnit MarkerSize;
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internal MarkerStyle MarkerStyle;
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internal XColor MarkerForegroundColor;
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internal XColor MarkerBackgroundColor;
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}
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/// <summary>
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/// An AxisRendererInfo holds all axis specific rendering information.
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/// </summary>
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internal class AxisRendererInfo : AreaRendererInfo
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{
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internal Axis _axis;
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internal double MinimumScale;
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internal double MaximumScale;
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internal double MajorTick;
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internal double MinorTick;
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internal TickMarkType MinorTickMark;
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internal TickMarkType MajorTickMark;
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internal double MajorTickMarkWidth;
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internal double MinorTickMarkWidth;
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internal XPen MajorTickMarkLineFormat;
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internal XPen MinorTickMarkLineFormat;
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//Gridlines
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internal XPen MajorGridlinesLineFormat;
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internal XPen MinorGridlinesLineFormat;
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//AxisTitle
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internal AxisTitleRendererInfo _axisTitleRendererInfo;
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//TickLabels
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internal string TickLabelsFormat;
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internal XFont TickLabelsFont;
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internal XBrush TickLabelsBrush;
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internal double TickLabelsHeight;
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//LineFormat
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internal XPen LineFormat;
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//Chart.XValues, used for X axis only.
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internal XValues XValues;
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/// <summary>
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/// Sets the x coordinate of the inner rectangle.
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/// </summary>
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internal override double X
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{
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set
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{
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base.X = value;
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InnerRect.X = value;
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}
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}
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/// <summary>
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/// Sets the y coordinate of the inner rectangle.
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/// </summary>
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internal override double Y
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{
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set
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{
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base.Y = value;
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InnerRect.Y = value + LabelSize.Height / 2;
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}
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}
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/// <summary>
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/// Sets the height of the inner rectangle.
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/// </summary>
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internal override double Height
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{
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set
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{
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base.Height = value;
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InnerRect.Height = value - (InnerRect.Y - Y);
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}
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}
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/// <summary>
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/// Sets the width of the inner rectangle.
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/// </summary>
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internal override double Width
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{
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set
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{
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base.Width = value;
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InnerRect.Width = value - LabelSize.Width / 2;
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}
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}
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internal XRect InnerRect;
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internal XSize LabelSize;
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}
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internal class AxisTitleRendererInfo : AreaRendererInfo
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{
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internal AxisTitle _axisTitle;
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internal string AxisTitleText;
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internal XFont AxisTitleFont;
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internal XBrush AxisTitleBrush;
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internal double AxisTitleOrientation;
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internal HorizontalAlignment AxisTitleAlignment;
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internal VerticalAlignment AxisTitleVerticalAlignment;
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internal XSize AxisTitleSize;
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}
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/// <summary>
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/// Represents one description of a legend entry.
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/// </summary>
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internal class LegendEntryRendererInfo : AreaRendererInfo
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{
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internal SeriesRendererInfo _seriesRendererInfo;
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internal LegendRendererInfo _legendRendererInfo;
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internal string EntryText;
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/// <summary>
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/// Size for the marker only.
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/// </summary>
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internal XSize MarkerSize;
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internal XPen MarkerPen;
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internal XBrush MarkerBrush;
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/// <summary>
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/// Width for marker area. Extra spacing for line charts are considered.
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/// </summary>
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internal XSize MarkerArea;
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/// <summary>
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/// Size for text area.
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/// </summary>
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internal XSize TextSize;
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}
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/// <summary>
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/// Stores legend specific rendering information.
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/// </summary>
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internal class LegendRendererInfo : AreaRendererInfo
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{
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internal Legend _legend;
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internal XFont Font;
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internal XBrush FontColor;
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internal XPen BorderPen;
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internal LegendEntryRendererInfo[] Entries;
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}
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/// <summary>
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/// Stores rendering information common to all plot area renderers.
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/// </summary>
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internal class PlotAreaRendererInfo : AreaRendererInfo
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{
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internal PlotArea _plotArea;
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/// <summary>
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/// Saves the plot area's matrix.
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/// </summary>
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internal XMatrix _matrix;
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internal XPen LineFormat;
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internal XBrush FillFormat;
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}
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}
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