97 lines
4.1 KiB
C#
97 lines
4.1 KiB
C#
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#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 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 legend renderer specific to charts like column, line, or bar.
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/// </summary>
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internal class ColumnLikeLegendRenderer : LegendRenderer
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{
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/// <summary>
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/// Initializes a new instance of the ColumnLikeLegendRenderer class with the
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/// specified renderer parameters.
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/// </summary>
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internal ColumnLikeLegendRenderer(RendererParameters parms)
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: base(parms)
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{ }
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/// <summary>
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/// Initializes the legend's renderer info. Each data series will be represented through
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/// a legend entry renderer info.
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/// </summary>
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internal override RendererInfo Init()
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{
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LegendRendererInfo lri = null;
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ChartRendererInfo cri = (ChartRendererInfo)_rendererParms.RendererInfo;
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if (cri._chart._legend != null)
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{
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lri = new LegendRendererInfo();
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lri._legend = cri._chart._legend;
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lri.Font = Converter.ToXFont(lri._legend._font, cri.DefaultFont);
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lri.FontColor = new XSolidBrush(XColors.Black);
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if (lri._legend._lineFormat != null)
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lri.BorderPen = Converter.ToXPen(lri._legend._lineFormat, XColors.Black, DefaultLineWidth, XDashStyle.Solid);
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lri.Entries = new LegendEntryRendererInfo[cri.seriesRendererInfos.Length];
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int index = 0;
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foreach (SeriesRendererInfo sri in cri.seriesRendererInfos)
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{
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LegendEntryRendererInfo leri = new LegendEntryRendererInfo();
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leri._seriesRendererInfo = sri;
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leri._legendRendererInfo = lri;
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leri.EntryText = sri._series.Name;
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if (sri._markerRendererInfo != null)
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{
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leri.MarkerSize.Width = leri.MarkerSize.Height = sri._markerRendererInfo.MarkerSize.Point;
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leri.MarkerPen = new XPen(sri._markerRendererInfo.MarkerForegroundColor);
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leri.MarkerBrush = new XSolidBrush(sri._markerRendererInfo.MarkerBackgroundColor);
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}
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else
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{
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leri.MarkerPen = sri.LineFormat;
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leri.MarkerBrush = sri.FillFormat;
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}
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if (cri._chart._type == ChartType.ColumnStacked2D)
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// Stacked columns are in reverse order.
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lri.Entries[cri.seriesRendererInfos.Length - index++ - 1] = leri;
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else
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lri.Entries[index++] = leri;
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}
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}
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return lri;
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}
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}
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}
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