//============================================================================
//Gios Pdf.NET - A library for exporting Pdf Documents in C#
//Copyright (C) 2005 Paolo Gios - www.paologios.com
//
//This library is free software; you can redistribute it and/or
//modify it under the terms of the GNU Lesser General Public
//License as published by the Free Software Foundation; either
//version 2.1 of the License, or (at your option) any later version.
//
//This library is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//Lesser General Public License for more details.
//
//You should have received a copy of the GNU Lesser General Public
//License along with this library; if not, write to the Free Software
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//=============================================================================
using System;
using System.Drawing;
namespace Gios.Pdf
{
/// <summary>
/// A generic sized Area.
/// </summary>
public class PdfArea
{
/// <summary>
///
/// </summary>
internal PdfDocument PdfDocument;
internal double posx,posy,width,height;
/// <summary>
/// gets or sets the X positioning of the Area
/// </summary>
public double PosX
{
get
{
return this.posx;
}
set
{
this.posx=value;
}
}
/// <summary>
/// gets or sets the Y positioning of the Area
/// </summary>
public double PosY
{
get
{
return this.posy;
}
set
{
this.posy=value;
}
}
/// <summary>
/// gets the X-coordinate of the center of the Area.
/// </summary>
public double CenterX
{
get
{
return this.posx+(this.BottomRightCornerX-this.posx)/2;
}
}
/// <summary>
/// gets the Y-coordinate of the center of the Area.
/// </summary>
public double CenterY
{
get
{
return this.posy+(this.BottomRightCornerY-this.posy)/2;
}
}
/// <summary>
/// gets or sets the Width of the Area.
/// </summary>
public double Width
{
get
{
return this.width;
}
set
{
if (value<=0) throw new Exception("Width must be grater than zero.");
this.width=value;
}
}
/// <summary>
/// gets or sets the Height of the Area.
/// </summary>
public double Height
{
get
{
return this.height;
}
set
{
if (value<=0) throw new Exception("Height must be grater than zero.");
this.height=value;
}
}
/// <summary>
/// gets the coordinates struct of the Top Left Vertex of the Area
/// </summary>
public PointF TopLeftVertex
{
get
{
return new System.Drawing.PointF((float)this.posx,(float)this.posy);
}
}
/// <summary>
/// gets the coordinates struct of the Bottom Right Vertex of the Area
/// </summary>
public PointF BottomRightVertex
{
get
{
return new PointF((float)this.BottomRightCornerX,(float)this.BottomRightCornerY);
}
}
/// <summary>
/// gets the coordinates struct of the Bottom Left Vertex of the Area
/// </summary>
public PointF BottomLeftVertex
{
get
{
return new PointF((float)this.posx,(float)this.BottomRightCornerY);
}
}
/// <summary>
/// gets the coordinates struct of the Top Right Vertex of the Area
/// </summary>
public PointF TopRightVertex
{
get
{
return new PointF((float)this.BottomRightCornerX,(float)this.posy);
}
}
internal string Key
{
get
{
return this.posx.ToString()+" "+this.posy.ToString()+" "+
this.width.ToString()+" "+this.height.ToString();
}
}
/// <summary>
/// Creates a new Area for correctly placing objects into Pdf Pages
/// </summary>
/// <param name="posx">Top-Left Vertex X-coordinate</param>
/// <param name="posy">Top-Left Vertex Y-coordinate</param>
/// <param name="width">Width of the Area</param>
/// <param name="height">Height of the Area</param>
public PdfArea (PdfDocument PdfDocument,double posx,double posy,double width,double height)
{
this.PdfDocument=PdfDocument;
if (width<=0) throw new Exception("Width must be grater than zero.");
if (height<=0) throw new Exception("Height must be grater than zero.");
this.PosX=(double)posx;
this.PosY=(double)posy;
this.Width=(double)width;
this.Height=(double)height;
}
internal PdfArea (PdfDocument PdfDocument){this.PdfDocument=PdfDocument;}
/// <summary>
/// Generates a new Area inside the base one specifing the width difference.
/// </summary>
/// <param name="Difference">the Width difference of the inner Area</param>
/// <returns></returns>
public PdfArea InnerArea(double Difference)
{
this.PdfDocument=PdfDocument;
if (Difference<0) throw new Exception("Difference must be non negative.");
PdfArea pa=this.MemberwiseClone() as PdfArea;
pa.width-=(double)Difference;
pa.Height-=(double)Difference;
pa.posx+=(double)Difference/2;
pa.posy+=(double)Difference/2;
return pa;
}
/// <summary>
/// Generates a new Area inside the base one specifing the width difference.
/// </summary>
/// <param name="WidthDifference">the Width difference of the inner Area</param>
/// <param name="HeightDifference">the Height difference of the inner Area</param>
/// <returns></returns>
public PdfArea InnerArea(double WidthDifference,double HeightDifference)
{
if (WidthDifference<0) throw new Exception("WidthDifference must be non negative.");
if (HeightDifference<0) throw new Exception("HeightDifference must be non negative.");
PdfArea pa=this.MemberwiseClone() as PdfArea;
pa.width-=(double)WidthDifference;
pa.Height-=(double)HeightDifference;
pa.posx+=(double)WidthDifference/2;
pa.posy+=(double)HeightDifference/2;
return pa;
}
/// <summary>
/// Generates a new Area outside the base one specifing the width difference
/// </summary>
/// <param name="Difference">the Width difference of the inner Area</param>
/// <returns></returns>
public PdfArea OuterArea(double Difference)
{
if (Difference<0) throw new Exception("Difference must be non negative.");
PdfArea pa=this.MemberwiseClone() as PdfArea;
pa.width+=(double)Difference;
pa.Height+=(double)Difference;
pa.posx-=(double)Difference/2;
pa.posy-=(double)Difference/2;
return pa;
}
/// <summary>
/// Generates a new Area outside the base one specifing the width difference.
/// </summary>
/// <param name="WidthDifference">the Width difference of the inner Area</param>
/// <param name="HeightDifference">the Height difference of the inner Area</param>
/// <returns></returns>
public PdfArea OuterArea(double WidthDifference,double HeightDifference)
{
if (WidthDifference<0) throw new Exception("WidthDifference must be non negative.");
if (HeightDifference<0) throw new Exception("HeightDifference must be non negative.");
PdfArea pa=this.MemberwiseClone() as PdfArea;
pa.width+=(double)WidthDifference;
pa.Height+=(double)HeightDifference;
pa.posx-=(double)WidthDifference/2;
pa.posy-=(double)HeightDifference/2;
return pa;
}
/// <summary>
/// Extends the area to the bounds of another area
/// </summary>
/// <param name="Area"></param>
/// <returns></returns>
public PdfArea Merge(PdfArea Area)
{
PdfArea res=this.MemberwiseClone() as PdfArea;
if (this.PosX>Area.PosX)
{
res.PosX=Area.PosX;
res.Width=Area.Width;
}
if (this.PosY>Area.PosY)
{
res.PosY=Area.PosY;
res.Height=Area.Height;
}
if (this.BottomRightCornerX<Area.BottomRightCornerX)
{
res.BottomRightCornerX=Area.BottomRightCornerX;
}
if (this.BottomRightCornerY<Area.BottomRightCornerY)
{
res.BottomRightCornerY=Area.BottomRightCornerY;
}
return res;
}
/// <summary>
/// get or sets the bottom-right bound X-coordinate
/// </summary>
public double BottomRightCornerX
{
get
{
return this.PosX+this.Width;
}
set
{
this.width=value-this.posx;
if (width<=0) throw new Exception("Width must be grater than zero.");
}
}
/// <summary>
/// get or sets the bottom-right boud Y-coordinate
/// </summary>
public double BottomRightCornerY
{
get
{
return this.PosY+this.Height;
}
set
{
this.height=value-this.posy;
if (height<=0) throw new Exception("Height must be grater than zero.");
}
}
/// <summary>
/// Creates a Circle inside the Area
/// </summary>
/// <param name="BorderColor"></param>
/// <returns></returns>
public PdfCircle InnerCircle(System.Drawing.Color BorderColor)
{
PdfCircle pc=new PdfCircle();
pc.AxesArea=this;
pc.BorderColor=BorderColor;
return pc;
}
/// <summary>
/// Creates a Circle outside the Area
/// </summary>
/// <param name="BorderColor"></param>
/// <returns></returns>
public PdfCircle OuterCircle(System.Drawing.Color BorderColor)
{
PdfCircle pc=new PdfCircle();
pc.AxesArea=this.OuterArea(this.width*(double)0.40,this.height*(double)0.40);
pc.BorderColor=BorderColor;
return pc;
}
/// <summary>
/// Creates a Circle inside the Area
/// </summary>
/// <param name="BorderColor"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfCircle InnerCircle(System.Drawing.Color BorderColor,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
PdfCircle pc=new PdfCircle();
pc.AxesArea=this;
pc.BorderColor=BorderColor;
pc.strokeWidth=StrokeWidth;
return pc;
}
/// <summary>
/// Creates a Circle outside the Area
/// </summary>
/// <param name="BorderColor"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfCircle OuterCircle(System.Drawing.Color BorderColor,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
PdfCircle pc=new PdfCircle();
pc.AxesArea=this.OuterArea(this.width*(double)0.40,this.height*(double)0.40);
pc.BorderColor=BorderColor;
pc.strokeWidth=StrokeWidth;
return pc;
}
/// <summary>
/// Creates a line which crosses the Area from the bottom-left to the top-right corner
/// </summary>
/// <param name="Color"></param>
/// <returns></returns>
public PdfLine SlashLine(Color Color)
{
return new PdfLine(this.PdfDocument,this.BottomLeftVertex,this.TopRightVertex,Color,1);
}
/// <summary>
/// Creates a line which crosses the Area from the top-left to the bottom-right corner
/// </summary>
/// <param name="Color"></param>
/// <returns></returns>
public PdfLine BackSlashLine(Color Color)
{
return new PdfLine(this.PdfDocument,this.TopLeftVertex,this.BottomRightVertex,Color,1);
}
/// <summary>
/// Creates a line which crosses the Area from the bottom-left to the top-right corner
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine SlashLine(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
return new PdfLine(this.PdfDocument,this.BottomLeftVertex,this.TopRightVertex,Color,(double)StrokeWidth);
}
/// <summary>
/// Creates a line which crosses the Area from the top-left to the bottom-right corner
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine BackSlashLine(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
return new PdfLine(this.PdfDocument,this.TopLeftVertex,this.BottomRightVertex,Color,(double)StrokeWidth);
}
/// <summary>
/// Creates a line corresponding to the Upper Bound of the Area
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine UpperBound(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
return new PdfLine(this.PdfDocument,this.TopLeftVertex,this.TopRightVertex,Color,StrokeWidth);
}
/// <summary>
/// Creates a line corresponding to the lower bound of the Area
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine LowerBound(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
return new PdfLine(this.PdfDocument,this.BottomLeftVertex,this.BottomRightVertex,Color,StrokeWidth);
}
/// <summary>
/// Creates a line corresponding to the left bound of the Area
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine LeftBound(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
return new PdfLine(this.PdfDocument,this.TopLeftVertex,this.BottomLeftVertex,Color,StrokeWidth);
}
/// <summary>
/// Creates a line corresponding to the Horizontal Axe of the Area
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine HorizontalAxe(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
System.Drawing.PointF p1=this.TopLeftVertex;
System.Drawing.PointF p2=this.TopRightVertex;
p1.Y+=(float)this.height/2;
p2.Y+=(float)this.height/2;
return new PdfLine(this.PdfDocument,p1,p2,Color,StrokeWidth);
}
/// <summary>
/// Creates a line corresponding to the Vertical Axe of the Area
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine VerticalAxe(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
System.Drawing.PointF p1=this.TopLeftVertex;
System.Drawing.PointF p2=this.BottomLeftVertex;
p1.X+=(float)this.width/2;
p2.X+=(float)this.width/2;
return new PdfLine(this.PdfDocument,p1,p2,Color,StrokeWidth);
}
/// <summary>
/// Creates a line corresponding to the right bound of the Area.
/// </summary>
/// <param name="Color"></param>
/// <param name="StrokeWidth"></param>
/// <returns></returns>
public PdfLine RightBound(Color Color,double StrokeWidth)
{
if (StrokeWidth<=0) throw new Exception("StrokeWidth must be grater than zero.");
return new PdfLine(this.PdfDocument,this.TopRightVertex,this.BottomRightVertex,Color,StrokeWidth);
}
/// <summary>
/// Creates a simple void rectangle delimited by this Area.
/// </summary>
/// <param name="BorderColor"></param>
/// <returns></returns>
public PdfRectangle ToRectangle(Color BorderColor)
{
PdfRectangle pr=new PdfRectangle(this.PdfDocument,this,BorderColor);
return pr;
}
/// <summary>
///
/// </summary>
/// <param name="BorderColor"></param>
/// <param name="BorderWidth"></param>
/// <returns></returns>
public PdfRectangle ToRectangle(Color BorderColor,double BorderWidth)
{
if (BorderWidth<=0) throw new Exception("BorderWidth must be grater than zero.");
PdfRectangle pr=new PdfRectangle(this.PdfDocument,this,BorderColor,BorderWidth);
return pr;
}
/// <summary>
/// Creates a simple void rectangle delimited by this Area.
/// </summary>
/// <param name="BorderColor"></param>
/// <param name="FillingColor"></param>
/// <returns></returns>
public PdfRectangle ToRectangle(Color BorderColor,Color FillingColor)
{
PdfRectangle pr=new PdfRectangle(this.PdfDocument,this,BorderColor,FillingColor);
return pr;
}
/// <summary>
/// Creates a filled rectangle delimited by this Area.
/// </summary>
/// <param name="BorderColor"></param>
/// <param name="BorderWidth"></param>
/// <param name="FillingColor"></param>
/// <returns></returns>
public PdfRectangle ToRectangle(Color BorderColor,double BorderWidth,Color FillingColor)
{
if (BorderWidth<=0) throw new Exception("BorderWidth must be grater than zero.");
PdfRectangle pr=new PdfRectangle(this.PdfDocument,this,BorderColor,BorderWidth,FillingColor);
return pr;
}
internal PdfArea Clone()
{
return this.MemberwiseClone() as PdfArea;
}
}
}
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