public static double ToPoint(this StringValue?value, double ifNull = 0)
{
if (value is null)
{
return(ifNull);
}
var(v, u) = value.ToValueWithUnit();
switch (u)
{
case "mm":
return(XUnit.FromMillimeter(v));
case "cm":
return(XUnit.FromCentimeter(v));
case "in":
return(0); // v.InchToPoint();
case "pt":
return(v.DxaToPoint());
case "pi":
return(XUnit.FromPresentation(v));
case "pc":
default:
throw new Exception($"Unhandled string value: {value}");
}
}
/// <summary>
///
/// </summary>
/// <param name="style"></param>
/// <param name="scale"></param>
/// <returns></returns>
private static XPen ToXPen(Core2D.BaseStyle style, Func <double, double> scale)
{
var pen = new XPen(ToXColor(style.Stroke), XUnit.FromPresentation(style.Thickness));
switch (style.LineCap)
{
case Core2D.LineCap.Flat:
pen.LineCap = XLineCap.Flat;
break;
case Core2D.LineCap.Square:
pen.LineCap = XLineCap.Square;
break;
case Core2D.LineCap.Round:
pen.LineCap = XLineCap.Round;
break;
}
if (style.Dashes != null)
{
// TODO: Convert to correct dash values.
pen.DashPattern = style.Dashes;
}
pen.DashOffset = style.DashOffset;
return(pen);
}
internal PdfPage CreatePage(PdfDocument doc, FixedPage fixedPage)
{
PdfPage page = doc.Pages.Add();
page.Width = XUnit.FromPresentation(fixedPage.Width);
page.Height = XUnit.FromPresentation(fixedPage.Height);
return(page);
}
/// <summary>
/// HACK
/// </summary>
public PdfPage CreatePage(int xpsPageIndex)
{
FixedPage fixedPage = xpsDocument.GetDocument().GetFixedPage(xpsPageIndex);
PdfPage page = pdfDocument.AddPage();
page.Width = XUnit.FromPresentation(fixedPage.Width);
page.Height = XUnit.FromPresentation(fixedPage.Height);
return(page);
}
private void ExportCanvasToPDF()
{
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.FileName = Strings.ResStrings.File + ".pdf";
saveFileDialog.Filter = Strings.FormatStrings.PDF + "| *.pdf|" + Strings.ResStrings.AllFiles + "| *.*";
if (saveFileDialog.ShowDialog() == true)
{
PdfDocument pdf = new PdfDocument();
for (int i = 0; i < data.pages.Count; i++)
{
Canvas can = CanvasSaveLoad.LoadSpecificCanvas(data, i);
CanvasSaveLoad.ToPresentationMode(can);
CanvasSaveLoad.SimulateCanvas(can);
can.UpdateLayout();
Size size = new Size();
can.Measure(size);
can.Arrange(new Rect(size));
BitmapSource bs;
if (RB_BQuality.IsChecked == true)
{
bs = (BitmapSource)ImageWorker.ByteDataToImage(CanvasWriter.SaveCanvasToImgSimulateFullPng(can));
}
else
{
int quality = 90;
int.TryParse(TB_Quality.Text, out quality);
bs = (BitmapSource)ImageWorker.ByteDataToImage(CanvasWriter.SaveCanvasToImgSimulateFullJpg(can, quality));
}
var ximg = XImage.FromBitmapSource(bs);
ximg.Interpolate = false;
PdfPage pdfPage = pdf.AddPage();
pdfPage.Width = XUnit.FromPresentation(data.CanvasW);
pdfPage.Height = XUnit.FromPresentation(data.CanvasH);
XGraphics xgr = XGraphics.FromPdfPage(pdfPage);
xgr.DrawImage(
ximg,
0, 0, pdfPage.Width, pdfPage.Height);
}
pdf.Info.Creator = Strings.ResStrings.AppName;
pdf.Info.CreationDate = DateTime.Now;
pdf.Info.Subject = TB_Subject.Text;
pdf.Info.Author = TB_Author.Text;
pdf.Info.Title = TB_Title.Text;
pdf.Info.Keywords = TB_Keywords.Text;
pdf.Save(saveFileDialog.FileName);
IsExported = true;
Close();
}
}
private void ExportOutputToPDF()
{
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.FileName = Strings.ResStrings.File + ".pdf";
saveFileDialog.Filter = Good_Teacher.Strings.FormatStrings.PDF + "| *.pdf|" + Good_Teacher.Strings.ResStrings.AllFiles + "| *.*";
if (saveFileDialog.ShowDialog() == true)
{
PdfDocument pdf = new PdfDocument();
for (int i = 0; i < output.Pages.Count; i++)
{
InkCanvas canvas = new InkCanvas();
canvas.Width = output.W;
canvas.Height = output.H;
canvas.Margin = new Thickness(0, 0, 0, 0);
if (output.Pages[i].strokeCollection != null)
{
using (Stream stream = new MemoryStream(output.Pages[i].strokeCollection))
{
StrokeCollection strokes = new StrokeCollection(stream);
canvas.Strokes.Add(strokes);
}
}
canvas.Background = new ImageBrush(GetImage(output.Pages[i].Image));
BitmapSource bs;
if (RB_BQuality.IsChecked == true)
{
bs = (BitmapSource)ImageWorker.ByteDataToImage(SaveInkCanvasToPng(canvas));
}
else
{
int quality = 90;
int.TryParse(TB_Quality.Text, out quality);
bs = (BitmapSource)ImageWorker.ByteDataToImage(SaveInkCanvasToJpg(canvas, quality));
}
var ximg = XImage.FromBitmapSource(bs);
ximg.Interpolate = false;
PdfPage pdfPage = pdf.AddPage();
pdfPage.Width = XUnit.FromPresentation(output.W);
pdfPage.Height = XUnit.FromPresentation(output.H);
XGraphics xgr = XGraphics.FromPdfPage(pdfPage);
xgr.DrawImage(
ximg,
0, 0, pdfPage.Width, pdfPage.Height);
/*
* BitmapSource bs = (BitmapSource)GetImage(output.Pages[i].Image);
*
* var ximg = XImage.FromBitmapSource(bs);
* ximg.Interpolate = false;
*
* PdfPage pdfPage = pdf.AddPage();
* pdfPage.Width = XUnit.FromPresentation(output.W);
* pdfPage.Height = XUnit.FromPresentation(output.H);
* XGraphics xgr = XGraphics.FromPdfPage(pdfPage);
*
*
* xgr.DrawImage(
* ximg,
* 0, 0, pdfPage.Width, pdfPage.Height);
*/
}
pdf.Info.Creator = Strings.ResStrings.AppName;
pdf.Info.CreationDate = DateTime.Now;
pdf.Info.Subject = TB_Subject.Text;
pdf.Info.Author = TB_Author.Text;
pdf.Info.Title = TB_Title.Text;
pdf.Info.Keywords = TB_Keywords.Text;
pdf.Save(saveFileDialog.FileName);
IsExported = true;
Close();
}
}
