ASCU_ALL/PrintPDF/MigraDoc.DocumentObjectModel/DocumentObjectModel/TextMeasurement_delete.cs
2021-05-25 17:00:45 +05:00

161 lines
4.7 KiB
C#

#region MigraDoc - Creating Documents on the Fly
//
// Authors:
// Stefan Lange
// Klaus Potzesny
// David Stephensen
//
// Copyright (c) 2001-2009 empira Software GmbH, Cologne Area (Germany)
//
// http://www.pdfsharp.com
// http://www.migradoc.com
// http://sourceforge.net/projects/pdfsharp
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
#endregion
#if false
using System;
using System.Diagnostics;
using System.ComponentModel;
using System.Drawing;
using MigraDoc.DocumentObjectModel.publics;
namespace MigraDoc.DocumentObjectModel
{
/// <summary>
/// Provides functionality to measure the width of text during document design time.
/// </summary>
public sealed class TextMeasurement
{
/// <summary>
/// Initializes a new instance of the TextMeasurement class with the specified font.
/// </summary>
public TextMeasurement(Font font)
{
if (font == null)
throw new ArgumentNullException("font");
this.font = font;
}
#if !SILVERLIGHT
/// <summary>
/// Returns the size of the bounding box of the specified text.
/// </summary>
public System.Drawing.SizeF MeasureString(string text, UnitType unitType)
{
if (text == null)
throw new ArgumentNullException("text");
if (!Enum.IsDefined(typeof(UnitType), unitType))
throw new InvalidEnumArgumentException();
System.Drawing.Graphics graphics = Realize();
SizeF size = graphics.MeasureString(text, this .gdiFont, new PointF(0, 0), System.Drawing.StringFormat.GenericTypographic);
switch (unitType)
{
case UnitType.Point:
break;
case UnitType.Centimeter:
size.Width = (float)(size.Width * 2.54 / 72);
size.Height = (float)(size.Height * 2.54 / 72);
break;
case UnitType.Inch:
size.Width = size.Width / 72;
size.Height = size.Height / 72;
break;
case UnitType.Millimeter:
size.Width = (float)(size.Width * 25.4 / 72);
size.Height = (float)(size.Height * 25.4 / 72);
break;
case UnitType.Pica:
size.Width = size.Width / 12;
size.Height = size.Height / 12;
break;
default:
Debug.Assert(false, "Missing unit type");
break;
}
return size;
}
/// <summary>
/// Returns the size of the bounding box of the specified text in point.
/// </summary>
public SizeF MeasureString(string text)
{
return MeasureString(text, UnitType.Point);
}
/// <summary>
/// Gets or sets the font used for measurement.
/// </summary>
public Font Font
{
get { return this .font; }
set
{
if (value == null)
throw new ArgumentNullException("value");
if (this .font != value)
{
this .font = value;
this .gdiFont = null;
}
}
}
Font font;
/// <summary>
/// Initializes appropriate GDI+ objects.
/// </summary>
Graphics Realize()
{
if (this .graphics == null)
this .graphics = Graphics.FromHwnd(IntPtr.Zero);
this .graphics.PageUnit = GraphicsUnit.Point;
if (this .gdiFont == null)
{
System.Drawing.FontStyle style = System.Drawing.FontStyle.Regular;
if (this .font.Bold)
style |= System.Drawing.FontStyle.Bold;
if (this .font.Italic)
style |= System.Drawing.FontStyle.Italic;
this .gdiFont = new System.Drawing.Font(this.font.Name, this.font.Size, style, System.Drawing.GraphicsUnit.Point);
}
return this .graphics;
}
System.Drawing.Font gdiFont;
System.Drawing.Graphics graphics;
#endif
}
}
#endif