Margins.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / CommonUI / System / Drawing / Printing / Margins.cs / 1 / Margins.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Drawing.Printing { 
    using System.Runtime.Serialization.Formatters; 

    using System.Diagnostics; 
    using System;
    using System.Runtime.InteropServices;
    using System.Drawing;
    using Microsoft.Win32; 
    using System.ComponentModel;
    using System.Globalization; 
 
    /// 
    ///  
    ///    
    ///       Specifies the margins of a printed page.
    ///    
    ///  
    [
        Serializable, 
        TypeConverterAttribute(typeof(MarginsConverter)) 
    ]
    public class Margins : ICloneable { 
        private int left;
        private int right;
        private int top;
        private int bottom; 

        ///  
        ///  
        ///    
        ///       Initializes a new instance of a the  class with one-inch margins. 
        ///    
        /// 
        public Margins() : this(100, 100, 100, 100) {
        } 

        ///  
        ///  
        ///    
        ///       Initializes a new instance of a the  class with the specified left, right, top, and bottom 
        ///       margins.
        ///    
        /// 
        public Margins(int left, int right, int top, int bottom) { 
            CheckMargin(left, "left");
            CheckMargin(right, "right"); 
            CheckMargin(top, "top"); 
            CheckMargin(bottom, "bottom");
 
            this.left = left;
            this.right = right;
            this.top = top;
            this.bottom = bottom; 
        }
 
        ///  
        /// 
        ///     
        ///       Gets or sets the left margin, in hundredths of an inch.
        ///    
        /// 
        public int Left { 
            get { return left;}
            set { 
                CheckMargin(value, "Left"); 
                left = value;
            } 
        }

        /// 
        ///  
        ///    
        ///       Gets or sets the right margin, in hundredths of an inch. 
        ///     
        /// 
        public int Right { 
            get { return right;}
            set {
                CheckMargin(value, "Right");
                right = value; 
            }
        } 
 
        /// 
        ///  
        ///    
        ///       Gets or sets the top margin, in hundredths of an inch.
        ///    
        ///  
        public int Top {
            get { return top;} 
            set { 
                CheckMargin(value, "Top");
                top = value; 
            }
        }

        ///  
        /// 
        ///     
        ///       Gets or sets the bottom margin, in hundredths of an inch. 
        ///    
        ///  
        public int Bottom {
            get { return bottom;}
            set {
                CheckMargin(value, "Bottom"); 
                bottom = value;
            } 
        } 

        private void CheckMargin(int margin, string name) { 
            if (margin < 0)
                throw new ArgumentException(SR.GetString(SR.InvalidLowBoundArgumentEx, name, margin, "0"));
        }
 
        /// 
        ///  
        ///     
        ///       Retrieves a duplicate of this object, member by member.
        ///     
        /// 
        public object Clone() {
            return MemberwiseClone();
        } 

        ///  
        ///  
        ///    
        ///       Compares this  to a specified  to see whether they 
        ///       are equal.
        ///    
        /// 
        public override bool Equals(object obj) { 
            Margins margins = obj as Margins;
            if (margins == this) return true; 
            if (margins == null) return false; 

            return margins.left == this.left 
            && margins.right == this.right
            && margins.top == this.top
            && margins.bottom == this.bottom;
        } 

        ///  
        ///  
        ///    
        ///       Calculates and retrieves a hash code based on the left, right, top, and bottom 
        ///       margins.
        ///    
        /// 
        public override int GetHashCode() { 
            // return HashCodes.Combine(left, right, top, bottom);
            uint left = (uint) this.left; 
            uint right = (uint) this.right; 
            uint top = (uint) this.top;
            uint bottom = (uint) this.bottom; 

            uint result =  left ^
                           ((right << 13) | (right >> 19)) ^
                           ((top << 26) | (top >>  6)) ^ 
                           ((bottom <<  7) | (bottom >> 25));
 
            return(int) result; 
        }
 
        /// 
        /// 
        ///    Tests whether two  objects
        ///    are identical. 
        /// 
        public static bool operator ==(Margins m1, Margins m2) { 
            if (object.ReferenceEquals(m1, null) != object.ReferenceEquals(m2, null)) { 
                return false;
            } 
            if (!object.ReferenceEquals(m1, null)) {
                return m1.Left == m2.Left && m1.Top == m2.Top && m1.Right == m2.Right && m1.Bottom == m2.Bottom;
            }
            return true; 
        }
 
        ///  
        /// 
        ///     
        ///       Tests whether two  objects are different.
        ///    
        /// 
        public static bool operator !=(Margins m1, Margins m2) { 
            return !(m1 == m2);
        } 
 
        /// 
        ///  
        /// 
        ///    
        ///       Provides some interesting information for the Margins in
        ///       String form. 
        ///    
        ///  
        public override string ToString() { 
            return "[Margins"
            + " Left=" + Left.ToString(CultureInfo.InvariantCulture) 
            + " Right=" + Right.ToString(CultureInfo.InvariantCulture)
            + " Top=" + Top.ToString(CultureInfo.InvariantCulture)
            + " Bottom=" + Bottom.ToString(CultureInfo.InvariantCulture)
            + "]"; 
        }
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Drawing.Printing { 
    using System.Runtime.Serialization.Formatters; 

    using System.Diagnostics; 
    using System;
    using System.Runtime.InteropServices;
    using System.Drawing;
    using Microsoft.Win32; 
    using System.ComponentModel;
    using System.Globalization; 
 
    /// 
    ///  
    ///    
    ///       Specifies the margins of a printed page.
    ///    
    ///  
    [
        Serializable, 
        TypeConverterAttribute(typeof(MarginsConverter)) 
    ]
    public class Margins : ICloneable { 
        private int left;
        private int right;
        private int top;
        private int bottom; 

        ///  
        ///  
        ///    
        ///       Initializes a new instance of a the  class with one-inch margins. 
        ///    
        /// 
        public Margins() : this(100, 100, 100, 100) {
        } 

        ///  
        ///  
        ///    
        ///       Initializes a new instance of a the  class with the specified left, right, top, and bottom 
        ///       margins.
        ///    
        /// 
        public Margins(int left, int right, int top, int bottom) { 
            CheckMargin(left, "left");
            CheckMargin(right, "right"); 
            CheckMargin(top, "top"); 
            CheckMargin(bottom, "bottom");
 
            this.left = left;
            this.right = right;
            this.top = top;
            this.bottom = bottom; 
        }
 
        ///  
        /// 
        ///     
        ///       Gets or sets the left margin, in hundredths of an inch.
        ///    
        /// 
        public int Left { 
            get { return left;}
            set { 
                CheckMargin(value, "Left"); 
                left = value;
            } 
        }

        /// 
        ///  
        ///    
        ///       Gets or sets the right margin, in hundredths of an inch. 
        ///     
        /// 
        public int Right { 
            get { return right;}
            set {
                CheckMargin(value, "Right");
                right = value; 
            }
        } 
 
        /// 
        ///  
        ///    
        ///       Gets or sets the top margin, in hundredths of an inch.
        ///    
        ///  
        public int Top {
            get { return top;} 
            set { 
                CheckMargin(value, "Top");
                top = value; 
            }
        }

        ///  
        /// 
        ///     
        ///       Gets or sets the bottom margin, in hundredths of an inch. 
        ///    
        ///  
        public int Bottom {
            get { return bottom;}
            set {
                CheckMargin(value, "Bottom"); 
                bottom = value;
            } 
        } 

        private void CheckMargin(int margin, string name) { 
            if (margin < 0)
                throw new ArgumentException(SR.GetString(SR.InvalidLowBoundArgumentEx, name, margin, "0"));
        }
 
        /// 
        ///  
        ///     
        ///       Retrieves a duplicate of this object, member by member.
        ///     
        /// 
        public object Clone() {
            return MemberwiseClone();
        } 

        ///  
        ///  
        ///    
        ///       Compares this  to a specified  to see whether they 
        ///       are equal.
        ///    
        /// 
        public override bool Equals(object obj) { 
            Margins margins = obj as Margins;
            if (margins == this) return true; 
            if (margins == null) return false; 

            return margins.left == this.left 
            && margins.right == this.right
            && margins.top == this.top
            && margins.bottom == this.bottom;
        } 

        ///  
        ///  
        ///    
        ///       Calculates and retrieves a hash code based on the left, right, top, and bottom 
        ///       margins.
        ///    
        /// 
        public override int GetHashCode() { 
            // return HashCodes.Combine(left, right, top, bottom);
            uint left = (uint) this.left; 
            uint right = (uint) this.right; 
            uint top = (uint) this.top;
            uint bottom = (uint) this.bottom; 

            uint result =  left ^
                           ((right << 13) | (right >> 19)) ^
                           ((top << 26) | (top >>  6)) ^ 
                           ((bottom <<  7) | (bottom >> 25));
 
            return(int) result; 
        }
 
        /// 
        /// 
        ///    Tests whether two  objects
        ///    are identical. 
        /// 
        public static bool operator ==(Margins m1, Margins m2) { 
            if (object.ReferenceEquals(m1, null) != object.ReferenceEquals(m2, null)) { 
                return false;
            } 
            if (!object.ReferenceEquals(m1, null)) {
                return m1.Left == m2.Left && m1.Top == m2.Top && m1.Right == m2.Right && m1.Bottom == m2.Bottom;
            }
            return true; 
        }
 
        ///  
        /// 
        ///     
        ///       Tests whether two  objects are different.
        ///    
        /// 
        public static bool operator !=(Margins m1, Margins m2) { 
            return !(m1 == m2);
        } 
 
        /// 
        ///  
        /// 
        ///    
        ///       Provides some interesting information for the Margins in
        ///       String form. 
        ///    
        ///  
        public override string ToString() { 
            return "[Margins"
            + " Left=" + Left.ToString(CultureInfo.InvariantCulture) 
            + " Right=" + Right.ToString(CultureInfo.InvariantCulture)
            + " Top=" + Top.ToString(CultureInfo.InvariantCulture)
            + " Bottom=" + Bottom.ToString(CultureInfo.InvariantCulture)
            + "]"; 
        }
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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