336 lines
10 KiB
C#
336 lines
10 KiB
C#
/*
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Copyright 2012 Justin LeCheminant
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This file is part of WindowsFormsCalendar.
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indowsFormsCalendar is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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indowsFormsCalendar 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. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with indowsFormsCalendar. If not, see <http://www.gnu.org/licenses/>.
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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 System.Drawing;
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using System.Windows.Forms;
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namespace WindowsFormsCalendar
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{
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/// <summary>
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/// Represents a day present on the <see cref="Calendar"/> control's view.
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/// </summary>
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public class CalendarDay
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: CalendarSelectableElement
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{
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#region Static
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private Size overflowSize = new Size(16, 16);
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private Padding overflowPadding = new Padding(5);
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#endregion
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#region Events
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#endregion
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#region Fields
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private List<CalendarItem> _containedItems;
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private Calendar _calendar;
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private DateTime _date;
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private CalendarDayTop _dayTop;
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private int _index;
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private bool _overflowStart;
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private bool _overflowEnd;
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private bool _overflowStartSelected;
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private bool _overlowEndSelected;
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private CalendarTimeScaleUnit[] _timeUnits;
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#endregion
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#region Properties
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/// <summary>
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/// Gets a list of items contained on the day
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/// </summary>
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internal List<CalendarItem> ContainedItems
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{
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get { return _containedItems; }
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}
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/// <summary>
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/// Gets the DayTop of the day, the place where multi-day and all-day items are placed
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/// </summary>
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public CalendarDayTop DayTop
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{
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get { return _dayTop; }
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}
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/// <summary>
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/// Gets the bounds of the body of the day (where time-based CalendarItems are placed)
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/// </summary>
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public Rectangle BodyBounds
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{
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get
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{
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return Rectangle.FromLTRB(Bounds.Left, DayTop.Bounds.Bottom, Bounds.Right, Bounds.Bottom);
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}
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}
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/// <summary>
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/// Gets the date this day represents
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/// </summary>
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public override DateTime Date
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{
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get { return _date; }
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}
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/// <summary>
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/// Gets the bounds of the header of the day
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/// </summary>
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public Rectangle HeaderBounds
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{
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get
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{
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return new Rectangle(Bounds.Left, Bounds.Top, Bounds.Width, Calendar.Renderer.DayHeaderHeight);
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}
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}
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/// <summary>
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/// Gets the index of this day on the calendar
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/// </summary>
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public int Index
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{
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get { return _index; }
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}
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/// <summary>
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/// Gets a value indicating if the day is specified on the view (See remarks).
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/// </summary>
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/// <remarks>
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/// A day may not be specified on the view, but still present to make up a square calendar.
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/// This days should be drawn in a way that indicates it's necessary but unrequested presence.
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/// </remarks>
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public bool SpecifiedOnView
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{
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get
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{
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return Date.CompareTo(Calendar.ViewStart) >= 0 && Date.CompareTo(Calendar.ViewEnd) <= 0;
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}
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}
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/// <summary>
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/// Gets the time units contained on the day
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/// </summary>
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public CalendarTimeScaleUnit[] TimeUnits
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{
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get { return _timeUnits; }
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}
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/// <summary>
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/// /// <summary>
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/// Gets a value indicating if the day contains items not shown through the start of the day
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/// </summary>
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/// </summary>
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public bool OverflowStart
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{
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get { return _overflowStart; }
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}
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/// <summary>
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/// Gets the bounds of the <see cref="OverflowStart"/> indicator
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/// </summary>
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public virtual Rectangle OverflowStartBounds
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{
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get { return new Rectangle(new Point(Bounds.Right - overflowPadding.Right - overflowSize.Width, Bounds.Top + overflowPadding.Top), overflowSize); }
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}
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/// <summary>
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/// Gets a value indicating if the <see cref="OverflowStart"/> indicator is currently selected
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/// </summary>
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/// <remarks>
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/// This value set to <c>true</c> when user hovers the mouse on the <see cref="OverflowStartBounds"/> area
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/// </remarks>
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public bool OverflowStartSelected
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{
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get { return _overflowStartSelected; }
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}
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/// <summary>
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/// Gets a value indicating if the day contains items not shown through the end of the day
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/// </summary>
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public bool OverflowEnd
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{
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get { return _overflowEnd; }
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}
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/// <summary>
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/// Gets the bounds of the <see cref="OverflowEnd"/> indicator
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/// </summary>
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public virtual Rectangle OverflowEndBounds
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{
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get { return new Rectangle(new Point(Bounds.Right - overflowPadding.Right - overflowSize.Width, Bounds.Bottom - overflowPadding.Bottom - overflowSize.Height), overflowSize); }
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}
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/// <summary>
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/// Gets a value indicating if the <see cref="OverflowEnd"/> indicator is currently selected
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/// </summary>
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/// <remarks>
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/// This value set to <c>true</c> when user hovers the mouse on the <see cref="OverflowStartBounds"/> area
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/// </remarks>
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public bool OverflowEndSelected
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{
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get { return _overlowEndSelected; }
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}
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#endregion
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/// <summary>
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/// Initializes a new instance of the <see cref="CalendarDay"/> class.
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/// </summary>
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/// <param name="calendar">The calendar.</param>
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/// <param name="date">The date.</param>
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/// <param name="index">The index.</param>
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internal CalendarDay(Calendar calendar, DateTime date, int index)
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: base(calendar)
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{
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_containedItems = new List<CalendarItem>();
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_calendar = calendar;
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_dayTop = new CalendarDayTop(this);
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_date = date;
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_index = index;
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UpdateUnits();
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}
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#region Public Methods
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/// <summary>
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/// Returns a <see cref="System.String"/> that represents this instance.
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/// </summary>
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/// <returns>
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/// A <see cref="System.String"/> that represents this instance.
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/// </returns>
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public override string ToString()
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{
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return Date.ToShortDateString();
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}
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#endregion
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#region Private Methods
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/// <summary>
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/// Adds an item to the <see cref="ContainedItems"/> list if not in yet
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/// </summary>
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/// <param name="item"></param>
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internal void AddContainedItem(CalendarItem item)
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{
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if (!ContainedItems.Contains(item))
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{
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ContainedItems.Add(item);
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}
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}
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/// <summary>
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/// Sets the value of he <see cref="OverflowEnd"/> property
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/// </summary>
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/// <param name="overflow">Value of the property</param>
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internal void SetOverflowEnd(bool overflow)
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{
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_overflowEnd = overflow;
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}
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/// <summary>
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/// Sets the value of the <see cref="OverflowEndSelected"/> property
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/// </summary>
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/// <param name="selected">Value to pass to the property</param>
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internal void SetOverflowEndSelected(bool selected)
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{
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_overlowEndSelected= selected;
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}
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/// <summary>
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/// Sets the value of he <see cref="OverflowStart"/> property
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/// </summary>
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/// <param name="overflow">Value of the property</param>
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internal void SetOverflowStart(bool overflow)
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{
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_overflowStart = overflow;
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}
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/// <summary>
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/// Sets the value of the <see cref="OverflowStartSelected"/> property
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/// </summary>
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/// <param name="selected">Value to pass to the property</param>
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internal void SetOverflowStartSelected(bool selected)
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{
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_overflowStartSelected = selected;
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}
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/// <summary>
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/// Updates the value of <see cref="TimeUnits"/> property
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/// </summary>
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internal void UpdateUnits()
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{
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int factor = 0;
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switch (Calendar.TimeScale)
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{
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case CalendarTimeScale.SixtyMinutes: factor = 1; break;
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case CalendarTimeScale.ThirtyMinutes: factor = 2; break;
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case CalendarTimeScale.FifteenMinutes: factor = 4; break;
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case CalendarTimeScale.TenMinutes: factor = 6; break;
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case CalendarTimeScale.SixMinutes: factor = 10; break;
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case CalendarTimeScale.FiveMinutes: factor = 12; break;
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default: throw new NotImplementedException("TimeScale not supported");
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}
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_timeUnits = new CalendarTimeScaleUnit[24 * factor];
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int hourSum = 0;
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int minSum = 0;
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for (int i = 0; i < _timeUnits.Length; i++)
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{
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_timeUnits[i] = new CalendarTimeScaleUnit(this, i, hourSum, minSum);
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minSum += 60 / factor;
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if (minSum >= 60)
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{
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minSum = 0;
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hourSum++;
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}
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}
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UpdateHighlights();
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}
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/// <summary>
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/// Updates the highlights of the units
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/// </summary>
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internal void UpdateHighlights()
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{
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if (TimeUnits == null)
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return;
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for (int i = 0; i < TimeUnits.Length; i++)
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{
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TimeUnits[i].SetHighlighted(TimeUnits[i].CheckHighlighted());
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}
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}
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#endregion
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}
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}
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