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Viewing changes to Do.Interface.Linux.Docky/src/Docky.Interface/Docky.Interface.Painters/CalendarPainter.cs

  • Committer: Bazaar Package Importer
  • Author(s): Iain Lane
  • Date: 2009-03-22 22:44:39 UTC
  • mto: (1.1.7 upstream) (0.1.4 squeeze)
  • mto: This revision was merged to the branch mainline in revision 14.
  • Revision ID: james.westby@ubuntu.com-20090322224439-ztmk4tbq19s3safs
Import upstream version 0.8.1.3+dfsg

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Do.Interface.Linux.Docky/src/Docky.Interface/Docky.Interface.Painters/CalendarPainter.cs
 
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//  
 
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//  Copyright (C) 2009 GNOME Do
 
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// 
 
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//  This program 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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// 
 
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//  This program 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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// 
 
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//  You should have received a copy of the GNU General Public License
 
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//  along with this program.  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.Globalization;
 
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using Cairo;
 
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using Gdk;
 
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using Do.Interface;
 
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using Docky.Core;
 
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using Docky.Interface;
 
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using Docky.Utilities;
 
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namespace Docky.Interface.Painters
 
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{
 
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        public class CalendarPainter : AbstractIntegratedPainter
 
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        {
 
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                const int LineHeight = 16;
 
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                const double lowlight = .35;
 
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                const string BoldFormatString = "<b>{0}</b>";
 
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                ClockDockItem Clock { get; set; }
 
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                DateTime CalendarStartDate {
 
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                        get {
 
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                                return DateTime.Today.AddDays (0 - (int) DateTime.Today.DayOfWeek + 
 
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                                                               ((int) DateTimeFormatInfo.CurrentInfo.FirstDayOfWeek));
 
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                        }
 
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                }
 
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                public CalendarPainter (ClockDockItem clock) : base (clock as AbstractDockItem)
 
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                {
 
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                        Clock = clock;
 
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                }
 
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                #region IDockPainter implementation 
 
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                protected override int Width {
 
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                        get {
 
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                                return 670;
 
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                        }
 
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                }
 
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                protected override void PaintArea (Cairo.Context cr, Gdk.Rectangle paintArea)
 
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                {
 
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                        int height = paintArea.Height / LineHeight;
 
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                        RenderHeader (cr, paintArea);
 
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                        for (int i = 1; i < height; i++)
 
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                                RenderLine (cr, paintArea, i);
 
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                }
 
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                protected override void ReceiveClick (Gdk.Rectangle paintArea, Gdk.Point cursor)
 
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                {
 
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                        OnHideRequested ();
 
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                }
 
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                #endregion 
 
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                void RenderHeader (Context cr, Gdk.Rectangle paintArea)
 
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                {
 
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                        int centerLine = paintArea.Y + LineHeight / 2 + ((paintArea.Height % LineHeight) / 2);
 
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                        int offsetSize = paintArea.Width / 9;
 
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                        DateTime day = CalendarStartDate;
 
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                        TextRenderContext textContext = new TextRenderContext (cr, string.Empty, offsetSize);
 
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                        textContext.Alignment = Pango.Alignment.Center;
 
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                        cr.Color = new Cairo.Color (1, 1, 1, .5);
 
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                        for (int i = 1; i < 8; i++) {
 
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                                textContext.Text = string.Format (BoldFormatString, day.ToString ("ddd").ToUpper ());
 
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                                textContext.LeftCenteredPoint = new Gdk.Point (paintArea.X + offsetSize * i, centerLine);
 
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                                DockServices.DrawingService.TextPathAtPoint (textContext);
 
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                                cr.Fill ();
 
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                                day = day.AddDays (1);
 
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                        }
 
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                }
 
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                void RenderLine (Context cr, Gdk.Rectangle paintArea, int line)
 
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                {
 
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                        DateTime lineStart = CalendarStartDate.AddDays ((line - 1) * 7);
 
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                        int offsetSize = paintArea.Width / 9;
 
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                        int centerLine = paintArea.Y + LineHeight / 2 + LineHeight * line + ((paintArea.Height % LineHeight) / 2);
 
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                        int dayOffset = 0;
 
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                        TextRenderContext textContext = new TextRenderContext (cr, string.Empty, offsetSize);
 
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                        for (int i = 0; i < 9; i++) {
 
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                                if (i == 8) {
 
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                                        cr.Color = new Cairo.Color (1, 1, 1, lowlight);
 
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                                        textContext.Text = string.Format (BoldFormatString, lineStart.AddDays (6).ToString ("MMM").ToUpper ());
 
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                                        textContext.Alignment = Pango.Alignment.Left;
 
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                                } else if (i == 0) {
 
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                                        cr.Color = new Cairo.Color (1, 1, 1, lowlight);
 
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                                        int woy = CultureInfo.CurrentCulture.Calendar.GetWeekOfYear (lineStart, 
 
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                                                                                                     DateTimeFormatInfo.CurrentInfo.CalendarWeekRule, 
 
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                                                                                                     DateTimeFormatInfo.CurrentInfo.FirstDayOfWeek);
 
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                                        textContext.Text = string.Format ("<b>W{0:00}</b>", woy);
 
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                                        textContext.Alignment = Pango.Alignment.Right;
 
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                                } else {
 
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                                        DateTime day = lineStart.AddDays (dayOffset);
 
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                                        textContext.Alignment = Pango.Alignment.Center;
 
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                                        if (day.Month == CalendarStartDate.Month)
 
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                                                cr.Color = new Cairo.Color (1, 1, 1);
 
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                                        else
 
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                                                cr.Color = new Cairo.Color (1, 1, 1, .8);
 
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                                        textContext.Text = string.Format ("{0:00}", day.Day);
 
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                                        if (day.Date == DateTime.Today)
 
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                                                textContext.Text = string.Format (BoldFormatString, textContext.Text);
 
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                                        dayOffset++;
 
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                                }
 
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                                textContext.LeftCenteredPoint = new Gdk.Point (paintArea.X + offsetSize * i, centerLine);
 
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                                DockServices.DrawingService.TextPathAtPoint (textContext);
 
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                                cr.Fill ();
 
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                        }
 
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                }
 
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                public void Summon ()
 
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                {
 
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                        OnShowRequested ();
 
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                }
 
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                void RequestDraw ()
 
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                {
 
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                        OnPaintNeeded (new PaintNeededArgs ());
 
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                } 
 
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        }
 
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}