public DPage InsertPageAfter(DPage prePage)
{
var index = Pages.IndexOf(prePage);
if (index < 0) return null;
var page = new DPage();
if (prePage.NextPage == null)
{
prePage.NextPage = page;
page.PrePage = prePage;
}
else
{
page.PrePage = prePage;
page.NextPage = prePage.NextPage;
prePage.NextPage.PrePage = page;
prePage.NextPage = page;
}
page.SetDocument(page.PrePage.GetDocument());
page.X = prePage.X;
page.Initialize();
Pages.Add(page);
CurrentPage = page;
Context.AutoScrollMinSize = new Size(page.MarginLeft + page.Width + page.MarginRight,
page.MarginTop + (page.Height + page.Spacing) * Pages.Count + page.OffsetY);
return page;
}
public DPage InsertPage()
{
var page = new DPage();
page.SetDocument(this);
if (Pages.Count == 0)
{
page.Index = 1;
}
else
{
var lpage = Pages[Pages.Count - 1];
lpage.NextPage = page;
page.PrePage = lpage;
page.X = lpage.X;
page.SetDocument(lpage.GetDocument());
}
page.Initialize();
Pages.Add(page);
CurrentPage = page;
Context.AutoScrollMinSize = new Size(page.MarginLeft + page.Width + page.MarginRight,
page.MarginTop + (page.Height + page.Spacing) * Pages.Count + page.OffsetY);
return page;
}