/// <summary>
/// publicly exposed class for saving a book to web
/// </summary>
/// <param name="bv">the current bookviewer</param>
/// <param name="folderloc">the folder where the page is being saved</param>
public static void PublishBook(BookViewer bv, string folderloc, MainWindow h)
{
h.SetBackGroundInvisible();
CopyPreSetFiles(folderloc);
RenderPages(bv, folderloc);
h.SetBackGroundVisible();
}
/// <summary>
/// Generates an image of each page in the year book
/// and saves it to the src folder
/// </summary>
/// <param name="bv"></param>
/// <param name="folderloc"></param>
private static void RenderPages(BookViewer bv, string folderloc)
{
int currentpage = bv.ViewIndex;
//loops though each page
foreach (Page p in bv.CurrentBook.Pages)
{
bv.ViewIndex = p.PageNumber;
//forces the canvas to re-render
BookViewer.DesignerCanvas.UpdateLayout();
//takes a picture of the canvas
RenderTargetBitmap rtb = new RenderTargetBitmap(PaperSize.Pixel.PaperWidth, PaperSize.Pixel.PaperHeight, 96, 96, PixelFormats.Default);
rtb.Render(BookViewer.DesignerCanvas);
//getting the bleed margin
Int32Rect bleedmargin = new Int32Rect((PaperSize.Pixel.PaperWidth - PaperSize.Pixel.BleedWidth) / 2, (PaperSize.Pixel.PaperHeight - PaperSize.Pixel.BleedHeight) / 2, PaperSize.Pixel.BleedWidth, PaperSize.Pixel.BleedHeight);
//cropping the image
CroppedBitmap cb = new CroppedBitmap(rtb, bleedmargin);
//encodes the image in png format
PngBitmapEncoder pbe = new PngBitmapEncoder();
pbe.Frames.Add(BitmapFrame.Create(cb));
//saves the resulting image
FileStream fs = File.Open(folderloc + "\\src\\" + (p.PageNumber+1) + ".png", FileMode.Create);
pbe.Save(fs);
fs.Flush();
fs.Close();
}
bv.ViewIndex = currentpage;
}
/// <summary>
/// After the actual form has initilized run this event, mainly here for debuging purposes as the main form
/// constructor wont show exceptions in visual studio
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Window_Initialized_1(object sender, EventArgs e)
{
//initilizes the book viewer for a new book and sets up the page navigation
Book b = new Book();
b.SetAsStarterBook();
current = new BookViewer(DesignerCanvas, this, b);
lblTotalPages.Content = "/ " + current.CurrentBook.Pages.Count.ToString();
tbxPageIndex.Text = (current.ViewIndex + 1).ToString();
}
