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BasePager.cs
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BasePager.cs
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/*
* Erstellt mit SharpDevelop.
* Benutzer: Forstmeier
* Datum: 01.05.2007
* Zeit: 15:38
*
* Sie können diese Vorlage unter Extras > Optionen > Codeerstellung > Standardheader ändern.
*/
using System;
using System.Drawing;
using ICSharpCode.Reports.Core.BaseClasses;
using ICSharpCode.Reports.Core.BaseClasses.Printing;
using ICSharpCode.Reports.Core.Interfaces;
using ICSharpCode.Reports.Expressions.ReportingLanguage;
namespace ICSharpCode.Reports.Core.Exporter
{
/// <summary>
/// Description of BasePager.
/// </summary>
public class BasePager:IReportCreator
{
private ExporterPage singlePage;
private PagesCollection pages;
private IReportModel reportModel;
private Graphics graphics;
private bool pageFull;
private readonly object pageLock = new object();
private ILayouter layouter;
public event EventHandler<PageCreatedEventArgs> PageCreated;
public event EventHandler<SectionRenderEventArgs> SectionRendering;
#region Constructor
public BasePager(IReportModel reportModel,ILayouter layouter)
{
if (reportModel == null) {
throw new ArgumentNullException("reportModel");
}
if (layouter == null) {
throw new ArgumentNullException ("layouter");
}
this.reportModel = reportModel;
this.layouter = layouter;
this.graphics = CreateGraphicObject.FromSize(this.reportModel.ReportSettings.PageSize);
}
#endregion
#region Create and Init new page
protected int AdjustPageHeader ()
{
int offset = 0;
if (this.SinglePage.Items.Count > 0) {
offset = this.SinglePage.SectionBounds.PageHeaderRectangle.Top;
} else {
offset = this.SinglePage.SectionBounds.ReportHeaderRectangle.Top;
}
return offset;
}
protected ExporterPage InitNewPage ()
{
bool firstPage;
this.ReportModel.ReportSettings.LeftMargin = this.reportModel.ReportSettings.LeftMargin;
if (this.Pages.Count == 0) {
firstPage = true;
} else {
firstPage = false;
}
SectionBounds sectionBounds = new SectionBounds (this.reportModel.ReportSettings,firstPage);
ExporterPage sp = ExporterPage.CreateInstance(sectionBounds,this.pages.Count + 1);
return sp;
}
protected virtual void BuildNewPage ()
{
this.singlePage = this.InitNewPage();
PrintHelper.InitPage(this.singlePage,this.reportModel.ReportSettings);
this.singlePage.CalculatePageBounds(this.ReportModel);
this.pageFull = false;
}
#endregion
#region Converters
protected ExporterCollection ConvertSection (BaseSection section,int dataRow)
{
FireSectionRenderEvent (section ,dataRow);
PrintHelper.AdjustParent((BaseSection)section,section.Items);
ExporterCollection list = new ExporterCollection();
// if (section.DrawBorder == true) {
// section.Items.Insert(0,CreateDebugItem(section));
// }
if (section.Items.Count > 0) {
Point offset = new Point(section.Location.X,section.SectionOffset);
foreach (BaseReportItem item in section.Items) {
ISimpleContainer container = item as ISimpleContainer;
if (container != null) {
ExportContainer exportContainer = StandardPrinter.ConvertToContainer(container,offset);
StandardPrinter.AdjustBackColor (container);
ExporterCollection clist = StandardPrinter.ConvertPlainCollection(container.Items,offset);
exportContainer.Items.AddRange(clist);
list.Add(exportContainer);
} else {
Rectangle desiredRectangle = layouter.Layout(this.graphics,section);
Rectangle sectionRectangle = new Rectangle(0,0,section.Size.Width,section.Size.Height);
if (!sectionRectangle.Contains(desiredRectangle)) {
section.Size = new Size(section.Size.Width,desiredRectangle.Size.Height);
}
list = StandardPrinter.ConvertPlainCollection(section.Items,offset);
}
}
}
return list;
}
public static BaseRectangleItem CreateDebugItem (BaseReportItem item)
{
BaseRectangleItem debugRectangle = new BaseRectangleItem();
debugRectangle = new BaseRectangleItem();
debugRectangle.Location = new Point (0 ,0);
debugRectangle.Size = new Size(item.Size.Width,item.Size.Height);
debugRectangle.FrameColor = item.FrameColor;
return debugRectangle;
}
#endregion
#region Convertion
protected virtual void BuildReportHeader ()
{
}
protected virtual void BuildPageHeader ()
{
}
protected virtual void BuildDetailInternal (BaseSection section)
{
}
protected virtual void BuildPageFooter ()
{
}
protected virtual void BuildReportFooter (Rectangle footerRectangle)
{
}
public virtual void BuildExportList ()
{
this.Pages.Clear();
}
protected virtual void AddPage (ExporterPage page)
{
}
#endregion
protected void FinishRendering (IDataNavigator navigator)
{
if (this.Pages.Count == 0) {
return;
}
// set values known only end of reportcreation
foreach (ExporterPage p in this.pages)
{
p.TotalPages = this.Pages.Count;
}
this.singlePage.IDataNavigator = navigator;
IExpressionEvaluatorFacade evaluatorFacade = new ExpressionEvaluatorFacade(this.singlePage);
foreach (ExporterPage p in this.pages)
{
this.singlePage = p;
// evaluatorFacade.SinglePage = this.singlePage;
// evaluatorFacade.SinglePage.IDataNavigator = navigator;
EvaluateRecursive(evaluatorFacade,p.Items);
}
}
private void EvaluateRecursive (IExpressionEvaluatorFacade evaluatorFassade,ExporterCollection items)
{
foreach (BaseExportColumn be in items) {
IExportContainer ec = be as IExportContainer;
if (ec != null)
{
if (ec.Items.Count > 0) {
EvaluateRecursive(evaluatorFassade,ec.Items);
}
}
ExportText et = be as ExportText;
if (et != null) {
try{
et.Text = evaluatorFassade.Evaluate(et.Text);
}
catch (UnknownFunctionException ufe)
{
et.Text = GlobalValues.UnkownFunctionMessage(ufe.Message);
}
finally
{
}
}
}
}
#region Event's
protected void FireSectionRenderEvent (BaseSection section,int currentRow)
{
SectionRenderEventArgs ea =
new SectionRenderEventArgs(section,
pages.Count,
currentRow,
section);
EventHelper.Raise<SectionRenderEventArgs>(SectionRendering,this,ea);
}
protected void FirePageCreated(ExporterPage page)
{
EventHelper.Raise<PageCreatedEventArgs>(PageCreated,this,
new PageCreatedEventArgs(page));
}
#endregion
#region Property's
protected Graphics Graphics {
get { return graphics; }
}
public ILayouter Layouter {
get { return layouter; }
}
public IReportModel ReportModel
{
get { return reportModel; }
set { reportModel = value; }
}
protected ExporterPage SinglePage
{
get { return singlePage; }
set { singlePage = value; }
}
public PagesCollection Pages
{
get {
lock(pageLock) {
if (this.pages == null) {
this.pages = new PagesCollection();
}
return pages;
}
}
}
protected SectionBounds SectionBounds
{
get { return singlePage.SectionBounds; }
}
protected bool PageFull
{
get { return pageFull; }
set { pageFull = value; }
}
#endregion
}
}