/*******************************************************************************
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* You may amend and distribute as you like, but don't remove this header!
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*
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* EPPlus provides server-side generation of Excel 2007/2010 spreadsheets.
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* See http://www.codeplex.com/EPPlus for details.
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*
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* Copyright (C) 2011 Jan Källman
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU Lesser General Public License for more details.
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*
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* The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
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* If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
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*
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* All code and executables are provided "as is" with no warranty either express or implied.
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* The author accepts no liability for any damage or loss of business that this product may cause.
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*
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* Code change notes:
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*
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* Author Change Date
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* ******************************************************************************
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* Jan Källman Initial Release 2009-10-01
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* Jan Källman License changed GPL-->LGPL 2011-12-16
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*******************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.Text;
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using HH.WMS.Utils.EPPlus.Style.XmlAccess;
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using System.Globalization;
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namespace HH.WMS.Utils.EPPlus.Style
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{
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/// <summary>
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/// The background fill of a cell
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/// </summary>
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public class ExcelGradientFill : StyleBase
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{
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internal ExcelGradientFill(ExcelStyles styles, HH.WMS.Utils.EPPlus.XmlHelper.ChangedEventHandler ChangedEvent, int PositionID, string address, int index) :
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base(styles, ChangedEvent, PositionID, address)
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{
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Index = index;
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}
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/// <summary>
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/// Angle of the linear gradient
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/// </summary>
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public double Degree
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{
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get
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{
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return ((ExcelGradientFillXml)_styles.Fills[Index]).Degree;
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}
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set
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{
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_ChangedEvent(this, new StyleChangeEventArgs(eStyleClass.GradientFill, eStyleProperty.GradientDegree, value, _positionID, _address));
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}
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}
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/// <summary>
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/// Linear or Path gradient
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/// </summary>
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public ExcelFillGradientType Type
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{
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get
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{
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return ((ExcelGradientFillXml)_styles.Fills[Index]).Type;
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}
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set
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{
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_ChangedEvent(this, new StyleChangeEventArgs(eStyleClass.GradientFill, eStyleProperty.GradientType, value, _positionID, _address));
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}
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}
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/// <summary>
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/// Specifies in percentage format(from the top to the bottom) the position of the top edge of the inner rectangle (color 1). For top, 0 means the top edge of the inner rectangle is on the top edge of the cell, and 1 means it is on the bottom edge of the cell. (applies to From Corner and From Center gradients).
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/// </summary>
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public double Top
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{
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get
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{
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return ((ExcelGradientFillXml)_styles.Fills[Index]).Top;
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}
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set
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{
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if (value < 0 | value > 1)
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{
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throw (new ArgumentOutOfRangeException("Value must be between 0 and 1"));
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}
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_ChangedEvent(this, new StyleChangeEventArgs(eStyleClass.GradientFill, eStyleProperty.GradientTop, value, _positionID, _address));
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}
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}
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/// <summary>
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/// Specifies in percentage format (from the top to the bottom) the position of the bottom edge of the inner rectangle (color 1). For bottom, 0 means the bottom edge of the inner rectangle is on the top edge of the cell, and 1 means it is on the bottom edge of the cell.
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/// </summary>
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public double Bottom
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{
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get
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{
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return ((ExcelGradientFillXml)_styles.Fills[Index]).Bottom;
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}
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set
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{
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if (value < 0 | value > 1)
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{
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throw (new ArgumentOutOfRangeException("Value must be between 0 and 1"));
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}
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_ChangedEvent(this, new StyleChangeEventArgs(eStyleClass.GradientFill, eStyleProperty.GradientBottom, value, _positionID, _address));
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}
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}
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/// <summary>
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/// Specifies in percentage format (from the left to the right) the position of the left edge of the inner rectangle (color 1). For left, 0 means the left edge of the inner rectangle is on the left edge of the cell, and 1 means it is on the right edge of the cell. (applies to From Corner and From Center gradients).
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/// </summary>
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public double Left
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{
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get
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{
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return ((ExcelGradientFillXml)_styles.Fills[Index]).Left;
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}
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set
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{
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if (value < 0 | value > 1)
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{
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throw (new ArgumentOutOfRangeException("Value must be between 0 and 1"));
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}
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_ChangedEvent(this, new StyleChangeEventArgs(eStyleClass.GradientFill, eStyleProperty.GradientLeft, value, _positionID, _address));
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}
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}
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/// <summary>
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/// Specifies in percentage format (from the left to the right) the position of the right edge of the inner rectangle (color 1). For right, 0 means the right edge of the inner rectangle is on the left edge of the cell, and 1 means it is on the right edge of the cell. (applies to From Corner and From Center gradients).
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/// </summary>
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public double Right
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{
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get
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{
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return ((ExcelGradientFillXml)_styles.Fills[Index]).Right;
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}
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set
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{
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if (value < 0 | value > 1)
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{
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throw (new ArgumentOutOfRangeException("Value must be between 0 and 1"));
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}
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_ChangedEvent(this, new StyleChangeEventArgs(eStyleClass.GradientFill, eStyleProperty.GradientRight, value, _positionID, _address));
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}
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}
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ExcelColor _gradientColor1 = null;
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/// <summary>
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/// Gradient Color 1
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/// </summary>
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public ExcelColor Color1
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{
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get
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{
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if (_gradientColor1 == null)
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{
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_gradientColor1 = new ExcelColor(_styles, _ChangedEvent, _positionID, _address, eStyleClass.FillGradientColor1, this);
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}
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return _gradientColor1;
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}
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}
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ExcelColor _gradientColor2 = null;
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/// <summary>
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/// Gradient Color 2
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/// </summary>
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public ExcelColor Color2
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{
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get
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{
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if (_gradientColor2 == null)
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{
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_gradientColor2 = new ExcelColor(_styles, _ChangedEvent, _positionID, _address, eStyleClass.FillGradientColor2, this);
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}
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return _gradientColor2;
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}
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}
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internal override string Id
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{
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get { return Degree.ToString() + Type + Color1.Id + Color2.Id + Top.ToString() + Bottom.ToString() + Left.ToString() + Right.ToString(); }
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}
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}
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}
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