///// <summary>
///// 打印指定页
///// </summary>
//private int intSpecialPageIndex = - 1;
/// <summary>
/// 打印指定页
/// </summary>
/// <param name="vPageIndex">指定页号</param>
public void PrintSpecialPage(int vPageIndex)
{
this.PrinterSettings.PrintRange = PrintRange.CurrentPage;
this.myCurrentDocumentPage = myPages[vPageIndex];
this.Print();
}
/// <summary>
/// 更新当前页面对象
/// </summary>
/// <returns>操作是否改变了当前页面对象</returns>
protected bool UpdateCurrentPage()
{
if (_Pages != null)
{
MultiPageTransform trans = ( MultiPageTransform )this.myTransform;
PrintPage cpage = null;
System.Drawing.Rectangle rect = new System.Drawing.Rectangle(
-this.AutoScrollPosition.X,
-this.AutoScrollPosition.Y,
this.ClientSize.Width,
this.ClientSize.Height);
int MaxHeight = 0;
foreach (PrintPage page in _Pages)
{
System.Drawing.Rectangle rect2 = System.Drawing.Rectangle.Intersect(
page.ClientBounds, rect);
if (!rect2.IsEmpty)
{
if (MaxHeight < rect2.Height)
{
cpage = page;
MaxHeight = rect2.Height;
}
}
}
if (cpage != myCurrentPage)
{
myCurrentPage = cpage;
return(true);
}
}
return(false);
}
/// <summary>
/// 跳到指定页,页号从0开始计算。
/// </summary>
/// <param name="PageIndex">从0开始的页号</param>
/// <returns>操作是否成功</returns>
public bool MoveToPage(int PageIndex)
{
if (_Pages != null && PageIndex >= 0 && PageIndex < _Pages.Count)
{
PrintPage page = _Pages[PageIndex];
this.SetAutoScrollPosition(new System.Drawing.Point(0, page.ClientBounds.Top));
myCurrentPage = page;
this.Invalidate();
return(true);
}
return(false);
}
/// <summary>
/// 创建指定页的图元数据
/// </summary>
/// <param name="page">页面对象</param>
/// <param name="DrawMargin">是否绘制边距线</param>
/// <returns>包含图元数据的字节数组</returns>
public byte[] GetMetafile(PrintPage page, bool DrawMargin)
{
XPageSettings pageSettings = page.PageSettings;
System.Drawing.Imaging.Metafile meta = null;
using (DeviceContexts dc = DeviceContexts.CreateCompatibleDC(IntPtr.Zero))
{
System.IO.MemoryStream stream = new System.IO.MemoryStream();
meta = new System.Drawing.Imaging.Metafile(
stream,
dc.HDC,
new System.Drawing.Rectangle(
0,
0,
(int)page.PageSettings.ViewPaperWidth,
(int)page.PageSettings.ViewPaperHeight),
//System.Drawing.Imaging.MetafileFrameUnit.Document );
PrintUtil.ConvertUnit(myDocument.DocumentGraphicsUnit));
using (System.Drawing.Graphics g2 = System.Drawing.Graphics.FromImage(meta))
{
if (intBackColor.A != 0)
{
g2.Clear(this.intBackColor);
}
g2.PageUnit = myDocument.DocumentGraphicsUnit;
PageFrameDrawer drawer = new PageFrameDrawer();
drawer.DrawMargin = DrawMargin;
drawer.BackColor = System.Drawing.Color.Transparent;
drawer.BorderColor = this.intBorderColor;
drawer.BorderWidth = 1;
drawer.LeftMargin = (int)page.ViewLeftMargin;
drawer.TopMargin = (int)page.ViewTopMargin;
drawer.RightMargin = (int)page.ViewRightMargin;
drawer.BottomMargin = (int)page.ViewBottomMargin;
drawer.Bounds = new System.Drawing.Rectangle(
0,
0,
(int)pageSettings.ViewPaperWidth,
(int)pageSettings.ViewPaperHeight);
drawer.BackgroundImage = this.PageBackgroundImage;
g2.ScaleTransform(this.XZoomRate, this.YZoomRate);
drawer.DrawPageFrame(g2, System.Drawing.Rectangle.Empty);
DrawPage(page, g2, page.Bounds, true);
}
meta.Dispose();
dc.Dispose();
return(stream.ToArray());
}
}
public PageDocumentPaintEventArgs(
Graphics graphics,
Rectangle clipRectangle,
IPageDocument document,
PrintPage page,
PageContentPartyStyle contentStyle)
{
_Graphics = graphics;
_ClipRectangle = clipRectangle;
_Document = document;
_Page = page;
_ContentStyle = contentStyle;
if (page != null)
{
_PageIndex = page.GlobalIndex + 1;
}
}
/// <summary>
/// 已重载:打印一页内容
/// </summary>
/// <param name="e">事件参数</param>
protected override void OnPrintPage(System.Drawing.Printing.PrintPageEventArgs e)
{
base.OnPrintPage(e);
if (e.Cancel)
{
return;
}
if (myPageEnumerator != null)
{
PrintPage myPage = (PrintPage)myPageEnumerator.Current;
//myPage.Document.PageIndex = myPage.GlobalIndex;
//myDocument.PageIndex = intCurrentPageIndex ;
System.Drawing.Rectangle ClipRect = new System.Drawing.Rectangle(
myPage.Left,
myPage.Top,
myPage.Width,
myPage.Height);
bool bolJumpPrint = false;
if (this.JumpPrint.Enabled &&
this.JumpPrint.Page == myPage)
{
//if( this.JumpPrint.Position > myPage.Top && this.JumpPrint.Position < myPage.Bottom )
{
int dy = this.JumpPrint.Position;// -myPage.Top;
ClipRect.Offset(0, dy);
ClipRect.Height = ClipRect.Height - dy;
bolJumpPrint = true;
}
}
if (bolJumpPrint)
{
OnPaintPage(myPage, e.Graphics, ClipRect, false, false, e);
}
else
{
OnPaintPage(myPage, e.Graphics, ClipRect, true, true, e);
}
e.HasMorePages = myPageEnumerator.MoveNext();
intPrintedPageCount++;
}
}
/// <summary>
/// 创建指定页的BMP图片对象
/// </summary>
/// <param name="page">页面对象</param>
/// <param name="DrawMargin">是否绘制页边距线</param>
/// <returns>创建的BMP图片对象</returns>
public System.Drawing.Bitmap GetPageBmp(PrintPage page, bool DrawMargin)
{
XPageSettings pageSettings = page.PageSettings;
double rate = GraphicsUnitConvert.GetRate(
myDocument.DocumentGraphicsUnit,
System.Drawing.GraphicsUnit.Pixel);
int width = (int)Math.Ceiling(pageSettings.ViewPaperWidth / rate);
int height = (int)Math.Ceiling(pageSettings.ViewPaperHeight / rate);
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(width, height);
using (System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bmp))
{
if (intBackColor.A != 0)
{
g.Clear(this.intBackColor);
}
g.PageUnit = myDocument.DocumentGraphicsUnit;
PageFrameDrawer drawer = new PageFrameDrawer();
drawer.DrawMargin = DrawMargin;
drawer.BackColor = System.Drawing.Color.Transparent;
drawer.BorderColor = this.intBorderColor;
drawer.BorderWidth = 1;
drawer.LeftMargin = (int)page.ViewLeftMargin;
drawer.TopMargin = (int)page.ViewTopMargin;
drawer.RightMargin = (int)page.ViewRightMargin;
drawer.BottomMargin = (int)page.ViewBottomMargin;
drawer.Bounds = new System.Drawing.Rectangle(
0,
0,
(int)page.ViewPaperWidth,
(int)page.ViewPaperHeight);
drawer.BackgroundImage = this.PageBackgroundImage;
drawer.DrawPageFrame(g, System.Drawing.Rectangle.Empty);
DrawPage(page, g, page.Bounds, true);
}
return(bmp);
}
/// <summary>
/// 页面滚动事件处理
/// </summary>
protected override void OnXScroll()
{
if (this.Pages != null && this.ViewMode == PageViewMode.Page)
{
PrintPage page = this.myCurrentPage;
if (this.UpdateCurrentPage())
{
using (System.Drawing.Graphics g = this.CreateGraphics())
{
DrawPageFrame(page, g, System.Drawing.Rectangle.Empty, false);
DrawPageFrame(this.CurrentPage, g, System.Drawing.Rectangle.Empty, false);
}
// if( page == null)
// rect = cpage.ClientBounds ;
// else
// rect = System.Drawing.Rectangle.Union( cpage.ClientBounds , myCurrentPage.ClientBounds );
this.OnCurrentPageChanged();
DrawHeadShadow();
}
}
base.OnXScroll();
}
/// <summary>
/// 根据页面位置添加矩形区域转换关系
/// </summary>
/// <param name="myTransform">转换列表</param>
/// <param name="ForPrint">是否为打印进行填充</param>
public virtual void AddPage(PrintPage page, float pageTop, float zoomRate)
{
//XPageSettings pageSettings = page.PageSettings;
System.Drawing.Rectangle rect = System.Drawing.Rectangle.Empty;
int leftmargin = (int)(page.ViewLeftMargin * zoomRate);
int topmargin = (int)(page.ViewTopMargin * zoomRate);
int rightmargin = (int)(page.ViewRightMargin * zoomRate);
int bottommargin = (int)(page.ViewBottomMargin * zoomRate);
int pagewidth = (int)(page.ViewPaperWidth * zoomRate);
int pageheight = (int)(page.ViewPaperHeight * zoomRate);
int top = (int)pageTop + topmargin;
SimpleRectangleTransform item = null;
if (page.HeaderHeight > 0)
{
// 添加文档页眉视图映射
item = new SimpleRectangleTransform();
item.PageIndex = page.GlobalIndex;
item.ContentStyle = PageContentPartyStyle.Header;
item.PageObject = page;
item.DocumentObject = page.Document;
// 映射到文档视图
item.DescRectF = new System.Drawing.RectangleF(
0,
0,
page.Width,
page.HeaderHeight - 1);
top = SetSourceRect(
item,
zoomRate,
leftmargin + page.ClientLeftFix,
top);
this.Add(item);
}
// 添加正文文档映射
item = new SimpleRectangleTransform();
item.PageIndex = page.GlobalIndex;
item.ContentStyle = PageContentPartyStyle.Body;
item.PageObject = page;
item.DocumentObject = page.Document;
// 映射到文档视图
item.DescRectF = new System.Drawing.RectangleF(
0,
page.Top,
page.Width,
page.Height);
top = SetSourceRect(
item,
zoomRate,
leftmargin + page.ClientLeftFix,
top);
this.Add(item);
if (page.FooterHeight > 0)
{
// 添加页脚文档视图映射
item = new SimpleRectangleTransform();
item.PageIndex = page.GlobalIndex;
item.ContentStyle = PageContentPartyStyle.Footer;
item.PageObject = page;
item.DocumentObject = page.Document;
// 映射到文档视图
item.DescRectF = new System.Drawing.RectangleF(
0,
page.DocumentHeight - page.FooterHeight + 1,
page.Width,
page.FooterHeight - 1);
SetSourceRect(item, zoomRate, leftmargin, top);
rect = item.SourceRect;
top = (int)(pageTop + pageheight - bottommargin - rect.Height);
item.SourceRectF = new System.Drawing.RectangleF(
leftmargin + page.ClientLeftFix,
top,
rect.Width,
rect.Height);
this.Add(item);
}
}
/// <summary>
/// 打印指定页面
/// </summary>
/// <param name="myPage">页面对象</param>
/// <param name="g">绘图操作对象</param>
/// <param name="MainClipRect">主剪切矩形</param>
/// <param name="UseMargin">是否启用页边距</param>
public virtual void DrawPage(
PrintPage myPage,
System.Drawing.Graphics g,
System.Drawing.Rectangle MainClipRect,
bool UseMargin)
{
//XPageSettings pageSettings = myPage.PageSettings;
int LeftMargin = 0;
int TopMargin = 0;
int RightMargin = 0;
int BottomMargin = 0;
if (UseMargin)
{
LeftMargin = (int)myPage.ViewLeftMargin;
TopMargin = (int)myPage.ViewTopMargin;
RightMargin = (int)myPage.ViewRightMargin;
BottomMargin = (int)myPage.ViewBottomMargin;
}
this.OnBeforeDrawPage(myPage, g);
IntPtr hdc = g.GetHdc();
DeviceCapsClass dcc = new DeviceCapsClass(hdc);
g.ReleaseHdc();
g.PageUnit = myDocument.DocumentGraphicsUnit;
System.Drawing.Rectangle ClipRect = System.Drawing.Rectangle.Empty;
if (this.strPageHeadText != null)
{
// 绘制标题文本
g.DrawString(
strPageHeadText,
System.Windows.Forms.Control.DefaultFont,
System.Drawing.Brushes.Red,
20,
20,
System.Drawing.StringFormat.GenericDefault);
}
float printableAreaOffsetX = (float)GraphicsUnitConvert.Convert(
myPrintableAreaOffset.X / 100.0,
System.Drawing.GraphicsUnit.Inch,
myDocument.DocumentGraphicsUnit);
float printableAreaOffsetY = (float)GraphicsUnitConvert.Convert(
myPrintableAreaOffset.Y / 100.0,
System.Drawing.GraphicsUnit.Inch,
myDocument.DocumentGraphicsUnit);
if (this.bolDrawHead)
{
// 绘制页眉
if (myPage.HeaderHeight > 0)
{
g.ResetTransform();
g.ResetClip();
ClipRect = new System.Drawing.Rectangle(
0,
0,
myPage.Width,
myPage.HeaderHeight);
g.ScaleTransform(this.XZoomRate, this.YZoomRate);
g.TranslateTransform(
LeftMargin - printableAreaOffsetX,
TopMargin - printableAreaOffsetY);
g.SetClip(new System.Drawing.Rectangle(
ClipRect.Left,
ClipRect.Top,
ClipRect.Width + 1,
ClipRect.Height + 1));
PageDocumentPaintEventArgs args = new PageDocumentPaintEventArgs(
g,
ClipRect,
myDocument,
myPage,
PageContentPartyStyle.Header);
args.ContentBounds = ClipRect;
args.PageIndex = myPage.GlobalIndex;
args.NumberOfPages = this.Pages.Count;
args.ContentBounds = ClipRect;
myDocument.DrawContent(args);
//DesignPaintEventArgs e = new DesignPaintEventArgs( g , ClipRect );
//myDocument.RefreshView( e );
}
g.ResetClip();
g.ResetTransform();
}
// 绘制页面正文
ClipRect = new System.Drawing.Rectangle(
0,
myPage.Top,
myPage.Width,
myPage.Height);
if (!MainClipRect.IsEmpty)
{
ClipRect = System.Drawing.Rectangle.Intersect(ClipRect, MainClipRect);
}
if (!ClipRect.IsEmpty)
{
g.ScaleTransform(this.XZoomRate, this.YZoomRate);
g.TranslateTransform(
LeftMargin - printableAreaOffsetX,
TopMargin - myPage.Top + myPage.HeaderHeight - printableAreaOffsetY);
//System.Drawing.Drawing2D.GraphicsPath clipPath = new System.Drawing.Drawing2D.GraphicsPath();
//clipPath.AddRectangle( ClipRect );
//g.SetClip( clipPath );
//g.TranslateTransform( myPages.LeftMargin , myPages.TopMargin - myPage.Top + myPages.HeadHeight );
System.Drawing.RectangleF rect = DrawerUtil.FixClipBounds(
g,
ClipRect.Left,
ClipRect.Top,
ClipRect.Width,
ClipRect.Height);
rect.Offset(-4, -4);
rect.Width = rect.Width + 8;
rect.Height = rect.Height + 8;
g.SetClip(rect);
// System.Drawing.RectangleF rect2 = g.ClipBounds ;
// if( rect.Top < rect2.Top )
// {
// float dy = rect2.Top - rect.Top ;
// rect.Y = rect.Y - dy * 2 ;
// rect.Height = rect.Height + dy * 4 ;
// }
// g.SetClip( rect );
PageDocumentPaintEventArgs args = new PageDocumentPaintEventArgs(
g,
ClipRect,
myDocument,
myPage,
PageContentPartyStyle.Body);
args.PageIndex = myPage.GlobalIndex;
args.NumberOfPages = this.Pages.Count;
args.ContentBounds = ClipRect;
myDocument.DrawContent(args);
//myDocument.DrawDocument( g , ClipRect );
//DesignPaintEventArgs e = new DesignPaintEventArgs( g , ClipRect );
//myDocument.RefreshView( e );
}
if (this.bolDrawFooter)
{
// 绘制页脚
if (myPage.FooterHeight > 0)
{
g.ResetClip();
g.ResetTransform();
int documentHeight = myPage.DocumentHeight;
ClipRect = new System.Drawing.Rectangle(
0,
documentHeight - myPage.FooterHeight,
myPage.Width,
myPage.FooterHeight);
int dy = 0;
if (UseMargin)
{
dy = (int)(myPage.ViewPaperHeight
- myPage.ViewBottomMargin);
}
else
{
dy = (int)(myPage.ViewPaperHeight
- myPage.ViewBottomMargin
- myPage.ViewTopMargin);
}
g.ScaleTransform(this.XZoomRate, this.YZoomRate);
g.TranslateTransform(
LeftMargin - printableAreaOffsetX,
dy - printableAreaOffsetY);
g.SetClip(new System.Drawing.Rectangle(
ClipRect.Left,
ClipRect.Top,
ClipRect.Width + 1,
ClipRect.Height + 1));
PageDocumentPaintEventArgs args = new PageDocumentPaintEventArgs(
g,
ClipRect,
myDocument,
myPage,
PageContentPartyStyle.Footer);
args.ContentBounds = ClipRect;
args.PageIndex = myPage.GlobalIndex;
args.NumberOfPages = this.Pages.Count;
myDocument.DrawContent(args);
//DesignPaintEventArgs e = new DesignPaintEventArgs( g , ClipRect );
//myDocument.RefreshView( e );
}
} //if( this.bolDrawFooter )
} //public void DrawPage()
/// <summary>
/// 开始输出一个页面前执行的过程
/// </summary>
/// <param name="page">页面对象</param>
/// <param name="g">图形绘制对象</param>
protected virtual void OnBeforeDrawPage(
PrintPage page,
System.Drawing.Graphics g)
{
//myDocument.PageIndex = page.GlobalIndex;
}
/// <summary>
/// 绘制页面框架
/// </summary>
/// <param name="myPage">页面对象</param>
/// <param name="g">图形绘制对象</param>
/// <param name="Focused">该页是否是当前页</param>
/// <param name="FillBackGround">是否填充背景</param>
protected void DrawPageFrame(
PrintPage myPage,
System.Drawing.Graphics g,
System.Drawing.Rectangle ClipRectangle,
bool FillBackGround)
{
if (myPage == null || _Pages.Contains(myPage) == false)
{
return;
}
System.Drawing.Rectangle bounds = myPage.ClientBounds;
bounds.Offset(this.AutoScrollPosition);
// 绘制页面阴影
//int ShadowSize = 5;
//g.FillRectangle(System.Drawing.Brushes.Black, bounds.Right - 1 , bounds.Top + ShadowSize, ShadowSize, bounds.Height-1);
//g.FillRectangle(System.Drawing.Brushes.Black , bounds.Left + ShadowSize, bounds.Bottom - 1 , bounds.Width-1, ShadowSize);
//System.Drawing.Rectangle ShadowRect = bounds;
//ShadowRect.Offset(10 , 10 );
//using (System.Drawing.Pen p = new System.Drawing.Pen( System.Drawing.Color.Gray , 10 ))
//{
// g.DrawRectangle(p, ShadowRect);
//}
PageFrameDrawer drawer = new PageFrameDrawer();
drawer.BorderWidth = 1;
drawer.Bounds = bounds;
drawer.Margins = myPage.ClientMargins;
if (myPage == this.CurrentPage)
{
if (this.Enabled) // info.Enabled )
{
drawer.BorderColor = System.Drawing.ColorTranslator.FromHtml("#EEAA57"); // System.Drawing.Color.Red;
drawer.BorderWidth = 3;
}
else
{
drawer.BorderColor = System.Drawing.Color.LightGray;
drawer.BorderWidth = 3;
}
}
else
{
drawer.BorderWidth = 3;
drawer.BorderColor = System.Drawing.Color.Black;
}
drawer.BackColor = FillBackGround ? this.PageBackColor : System.Drawing.Color.Transparent;
//this.FixedBackground = false;
drawer.DrawPageFrame(g, ClipRectangle);
//XDesignerDrawer.PageFrameDrawer.DrawPageFrame(
// bounds ,
// this.myClientMargins ,
// g ,
// System.Drawing.Rectangle.Empty ,
// Focused ,
// FillBackGround ? this.PageBackColor : System.Drawing.Color.Transparent );
}
/// <summary>
/// 打印指定页面
/// </summary>
/// <param name="myPage">页面对象</param>
/// <param name="g">绘图操作对象</param>
/// <param name="MainClipRect">主剪切矩形</param>
/// <param name="PrintHead">是否打印页眉</param>
/// <param name="PrintTail">是否打印页脚</param>
protected void OnPaintPage(
PrintPage myPage,
System.Drawing.Graphics g,
System.Drawing.Rectangle MainClipRect,
bool DrawHead,
bool DrawFooter,
PrintPageEventArgs args)
{
if (PaintPage != null)
{
PaintPage(this, new EventArgs());
}
this.PageDrawer.Document = myPage.Document;
this.PageDrawer.Pages = this.Pages;
this.PageDrawer.DrawFooter = DrawFooter;
this.PageDrawer.DrawHead = DrawHead;
if (myPage.PageSettings.AutoFitPageSize)
{
//// 计算实际的打印区域大小
//IntPtr hdc = g.GetHdc();
//Win32.DeviceCapsClass dcc = new DCSoft.Win32.DeviceCapsClass(hdc);
//g.ReleaseHdc(hdc);
//float width = ( float )DCSoft.Drawing.GraphicsUnitConvert.Convert(dcc.HORZSIZE * 1.0 , System.Drawing.GraphicsUnit.Millimeter, System.Drawing.GraphicsUnit.Inch) * 100.0f ;// args.PageSettings.PaperSize.Width;// -args.PageSettings.Margins.Left - args.PageSettings.Margins.Right;
//float height = ( float) DCSoft.Drawing.GraphicsUnitConvert.Convert(dcc.VERTSIZE * 1.0 , System.Drawing.GraphicsUnit.Millimeter, System.Drawing.GraphicsUnit.Inch) * 100.0f ;// args.PageSettings.PaperSize.Height;// -args.PageSettings.Margins.Top - args.PageSettings.Margins.Bottom;
float width = args.PageSettings.Bounds.Width;
float height = args.PageSettings.Bounds.Height;
//if( args.PageSettings.Landscape )
//{
// float temp = width ;
// width = height ;
// height = temp ;
//}
// 计算预计的打印区域大小
float width2 = myPage.PageSettings.PaperWidth; // -myPage.PageSettings.LeftMargin - myPage.PageSettings.RightMargin;
float height2 = myPage.PageSettings.PaperHeight; // -myPage.PageSettings.TopMargin - myPage.PageSettings.BottomMargin;
if (myPage.PageSettings.Landscape)
{
float temp = width2;
width2 = height2;
height2 = temp;
}
if (Math.Abs((width - width2) / width2) > 0.04 ||
Math.Abs((height - height2) / height2) > 0.04)
{
// 预计的打印区域和实际的打印区域出现较大的差别,则进行自动缩放
if (width2 > 0 && height2 > 0)
{
float rate = Math.Min(width / width2, height / height2);
//if (rate < 1)
// rate = rate * 0.98f;
this.PageDrawer.XZoomRate = rate;
this.PageDrawer.YZoomRate = rate;
//drawer.XZoomRate = width / width2;
//if (drawer.XZoomRate < 1)
// drawer.XZoomRate *= 0.98f;
//drawer.YZoomRate = height / height2;
//if (drawer.YZoomRate < 1)
// drawer.YZoomRate *= 0.98f;
}
}
}
this.PageDrawer.PrintableAreaOffset = args.PageSettings.PrintableArea.Location;
this.PageDrawer.DrawPage(myPage, g, MainClipRect, true);
}
/// <summary>
/// 获得从0开始的序号
/// </summary>
/// <param name="myPage"></param>
/// <returns></returns>
public int IndexOf(PrintPage myPage)
{
return(this.InnerList.IndexOf(myPage));
}
/// <summary>
/// 已重载:绘制文档内容
/// </summary>
/// <param name="e">绘制事件参数</param>
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
{
//if (this.DesignMode)
{
base.OnPaint(e);
}
if (this.IsUpdating)
{
return;
}
System.Drawing.Rectangle clipRect = e.ClipRectangle;
clipRect.Height += 1;
System.Drawing.Point sp = this.AutoScrollPosition;
//int ax = - this.AutoScrollPosition.X ;
//int ay = - this.AutoScrollPosition.Y ;
this.RefreshScaleTransform();
if (this.PagesTransform == null || this.PagesTransform.Count == 0)
{
// 没有任何内容可以绘制
return;
}
if (this.ViewMode == PageViewMode.Normal)
{
using (SolidBrush b = new SolidBrush(this.PageBackColor))
{
e.Graphics.FillRectangle(b, e.ClipRectangle);
}
SimpleRectangleTransform item = this.PagesTransform[0];
PrintPage myPage = (PrintPage)item.PageObject;
Rectangle rect = item.SourceRect;
rect.Width = rect.Width + 30;
rect = Rectangle.Intersect(
clipRect,
rect);
if (rect.IsEmpty == false)
{
// 保存状态
System.Drawing.Drawing2D.GraphicsState state2 = e.Graphics.Save();
//try
{
PaintEventArgs e2 = this.CreatePaintEventArgs(e, item);
if (e2 != null)
{
PageDocumentPaintEventArgs e3 = new PageDocumentPaintEventArgs(
e2.Graphics,
e2.ClipRectangle,
myPage.Document,
myPage,
item.ContentStyle);
e3.ContentBounds = item.DescRect;
e3.RenderMode = ContentRenderMode.Paint;
e3.PageIndex = myPage.PageIndex;
e3.NumberOfPages = this.Pages.Count;
//e3.EditMode = this.EditMode;
if (myPage.Document != null)
{
myPage.Document.DrawContent(e3);
}//if
}
}
//catch (Exception ext)
//{
// System.Console.WriteLine(ext.ToString());
//}
// 恢复状态
e.Graphics.Restore(state2);
}
return;
}
//
MultiPageTransform trans = ( MultiPageTransform )this.Transform;
// trans.ClearSourceOffset();
// trans.OffsetSource( sp.X , sp.Y , true );
System.Drawing.Graphics g = e.Graphics;
//System.Drawing.Drawing2D.GraphicsState stateBack = e.Graphics.Save();
foreach (PrintPage myPage in this.Pages)
{
System.Drawing.Rectangle ClientBounds = myPage.ClientBounds;
ClientBounds.Offset(sp);
ClientBounds.Width = ClientBounds.Width + 20;
//if( clipRect.Top <= ClientBounds.Bottom + 5
// && clipRect.Bottom >= ClientBounds.Top )
if (clipRect.IntersectsWith(
new Rectangle(
ClientBounds.Left,
ClientBounds.Top,
ClientBounds.Width + 5,
ClientBounds.Height + 5)))
{
//this.SetPageIndex( myPage.Index );
//e.Graphics.Restore(stateBack);
//e.Graphics.ResetClip();
DrawPageFrame(
myPage,
e.Graphics,
clipRect,
true);
for (int iCount = trans.Count - 1; iCount >= 0; iCount--)
{
SimpleRectangleTransform item = trans[iCount];
if (item.Visible && item.PageObject == myPage)
{
// 显示页眉页脚标记文本
if (item.ContentStyle == PageContentPartyStyle.Header)
{
if (this.HeaderFooterFlagVisible == HeaderFooterFlagVisible.Header ||
this.HeaderFooterFlagVisible == HeaderFooterFlagVisible.HeaderFooter)
{
// 绘制页眉标记
//e.Graphics.Restore(stateBack);
DrawHeaderFooterFlag(
PrintingResources.Header,
item.PartialAreaSourceBounds,
e.Graphics);
}
}
else if (item.ContentStyle == PageContentPartyStyle.Footer)
{
if (this.HeaderFooterFlagVisible == HeaderFooterFlagVisible.Footer ||
this.HeaderFooterFlagVisible == HeaderFooterFlagVisible.HeaderFooter)
{
// 绘制页脚标记
//e.Graphics.Restore(stateBack);
DrawHeaderFooterFlag(
PrintingResources.Footer,
item.PartialAreaSourceBounds,
e.Graphics);
}
}
Rectangle rect = item.SourceRect;
rect = Rectangle.Intersect(
clipRect,
rect);
if (rect.IsEmpty == false)
{
System.Drawing.Drawing2D.GraphicsState state2 = e.Graphics.Save();
PaintEventArgs e2 = this.CreatePaintEventArgs(e, item);
if (e2 != null)
{
PageDocumentPaintEventArgs e3 = new PageDocumentPaintEventArgs(
e2.Graphics,
e2.ClipRectangle,
myPage.Document,
myPage,
item.ContentStyle);
e3.ContentBounds = item.DescRect;
e3.RenderMode = ContentRenderMode.Paint;
e3.PageIndex = myPage.PageIndex;
e3.NumberOfPages = this.Pages.Count;
//e3.EditMode = this.EditMode;
if (myPage.Document != null)
{
myPage.Document.DrawContent(e3);
}//if
}
e.Graphics.Restore(state2);
if (item.Enable == false)
{
// 若区域无效则用白色半透明进行覆盖，以作标记
using (System.Drawing.SolidBrush maskBrush
= new SolidBrush(Color.FromArgb(140, this.PageBackColor)))
{
e.Graphics.FillRectangle(
maskBrush,
rect.Left,
rect.Top,
rect.Width + 2,
rect.Height + 2);
}
}
} //if
// ClipRect.Height -= 1;
}
} //foreach
} //if
} //foreach
DrawHeadShadow();
//base.OnPaint( e );
//e.Graphics.Flush(System.Drawing.Drawing2D.FlushIntention.Sync);
//System.Threading.Thread.Sleep(100);
}
/// <summary>
/// 判断是否存在指定的页对象
/// </summary>
/// <param name="page">页对象</param>
/// <returns>是否存在页对象</returns>
public bool Contains(PrintPage page)
{
return(this.List.Contains(page));
}
/// <summary>
/// 删除指定页
/// </summary>
/// <param name="myPage"></param>
public void Remove(PrintPage myPage)
{
this.List.Remove(myPage);
}
/// <summary>
/// 添加页对象
/// </summary>
/// <param name="myPage"></param>
public int Add(PrintPage myPage)
{
return(this.List.Add(myPage));
//if( ! this.InnerList.Contains( myPage ) )
// this.InnerList.Add( myPage );
}
