public void Convert(PrintViewDocument document, Stream documentStream)
{
using (var writer = new StreamWriter(documentStream, Encoding.UTF8, DefaultBufferSize, true))
{
Builder.Build(document, writer);
}
}
private static void ApplyPageSize(PrintViewDocument element, dynamic pageSize)
{
// По умолчанию размер страницы A4
const double pageWidthA4 = 21.0 * SizeUnits.Cm;
const double pageHeightA4 = 29.7 * SizeUnits.Cm;
var pageWidth = pageWidthA4;
var pageHeight = pageHeightA4;
if (pageSize != null)
{
if (!BuildHelper.TryToSizeInPixels(pageSize.Width, pageSize.SizeUnit, out pageWidth))
{
pageWidth = pageWidthA4;
}
if (!BuildHelper.TryToSizeInPixels(pageSize.Height, pageSize.SizeUnit, out pageHeight))
{
pageHeight = pageHeightA4;
}
}
element.PageSize = new PrintElementSize {
Width = pageWidth, Height = pageHeight
};
}
private static double CalcContentWidth(PrintViewDocument element)
{
return(Math.Max((double)element.PageSize.Width
- (double)element.PagePadding.Left
- (double)element.PagePadding.Right,
0));
}
public void Convert(PrintViewDocument document, Stream documentStream)
{
var saveSize = document.PageSize;
var savePadding = document.PagePadding;
document.PagePadding = default(PrintElementThickness);
document.PageSize = null;
try
{
using (var htmlStream = new MemoryStream())
{
_htmlConverter.Convert(document, htmlStream);
htmlStream.Position = 0;
_htmlToPdfUtil.Convert(saveSize, savePadding, htmlStream, documentStream);
}
}
finally
{
document.PageSize = saveSize;
document.PagePadding = savePadding;
}
}
public void Convert(PrintViewDocument printView, Stream printViewStream, PrintViewFileFormat printViewFileFormat)
{
IFlowDocumentConverter documentConverter;
if (_documentConverters.TryGetValue(printViewFileFormat, out documentConverter))
{
documentConverter.Convert(printView, printViewStream);
}
else
{
throw new NotSupportedException(string.Format(Resources.PrintViewFileFormatIsNotSupported, printViewFileFormat));
}
}
private static void ApplyPagePadding(PrintViewDocument element, dynamic pagePadding)
{
// По умолчанию отступ на странице 1см
const double pagePadding1Cm = 1.0 * SizeUnits.Cm;
PrintElementThickness pagePaddingThickness;
if (!BuildHelper.TryToThickness(pagePadding, out pagePaddingThickness))
{
pagePaddingThickness = new PrintElementThickness(pagePadding1Cm);
}
element.PagePadding = pagePaddingThickness;
}
public object Create(PrintElementBuildContext buildContext, dynamic elementMetadata)
{
var element = new PrintViewDocument
{
Font = new PrintElementFont {
Family = BuildHelper.DefautlFontFamily
}
};
// Установка стилей печатного представления
ApplyPrintViewStyles(buildContext, elementMetadata.Styles);
// Установка общих свойств печатного представления
BuildHelper.ApplyTextProperties(element, buildContext.ElementStyle);
BuildHelper.ApplyTextProperties(element, elementMetadata);
// Настройка размеров страницы печатного представления
ApplyPageSize(element, elementMetadata.PageSize);
ApplyPagePadding(element, elementMetadata.PagePadding);
// Настройка размеров колонки печатного представления
var contentWidth = CalcContentWidth(element);
// Генерация содержимого печатного представления
var contentContext = buildContext.Create(contentWidth);
var blocks = buildContext.ElementBuilder.BuildElements(contentContext, elementMetadata.Blocks);
if (blocks != null)
{
foreach (var block in blocks)
{
element.Blocks.Add(block);
}
}
BuildHelper.PostApplyTextProperties(element, buildContext.ElementStyle);
BuildHelper.PostApplyTextProperties(element, elementMetadata);
return(element);
}
public static System.Windows.Documents.FlowDocument Build(PrintViewDocument innerDocument, PrintElementMetadataMap elementMetadataMap)
{
return((System.Windows.Documents.FlowDocument)Context.Build(innerDocument, elementMetadataMap));
}
public void ShouldBuildDocumentWithContents()
{
//Given
var context = HtmlBuilderTestHelper.CreateHtmlBuilderContext();
var element = new PrintViewDocument();
var result = new TextWriterWrapper();
var image0 = new PrintElementImage(_getStream(Resources.ImageRotate0));
var image90 = new PrintElementImage(_getStream(Resources.ImageRotate90));
var image180 = new PrintElementImage(_getStream(Resources.ImageRotate180));
var image270 = new PrintElementImage(_getStream(Resources.ImageRotate270));
image0.Size = new PrintElementSize {
Height = 50, Width = 150
};
image90.Size = new PrintElementSize {
Height = 150, Width = 50
};
image180.Size = new PrintElementSize {
Height = 50, Width = 150
};
image270.Size = new PrintElementSize {
Height = 150, Width = 50
};
var par1 = new PrintElementParagraph();
par1.Inlines.Add(image0);
par1.Inlines.Add(image90);
par1.Inlines.Add(image180);
par1.Inlines.Add(image270);
var runNormal = new PrintElementRun {
Text = "Normal"
};
var runSubscript = new PrintElementRun
{
Text = "Subscript",
Font = new PrintElementFont {
Variant = PrintElementFontVariant.Subscript
}
};
var runSuperscript = new PrintElementRun
{
Text = "Superscript",
Font = new PrintElementFont {
Variant = PrintElementFontVariant.Superscript
}
};
var par2 = new PrintElementParagraph();
par2.Inlines.Add(runNormal);
par2.Inlines.Add(runSubscript);
par2.Inlines.Add(runSuperscript);
var run = new PrintElementRun {
Text = "White Foreground & Black Background"
};
var par3 = new PrintElementParagraph();
par3.Foreground = "white";
par3.Background = "black";
par3.Inlines.Add(run);
element.Blocks.Add(par1);
element.Blocks.Add(par2);
element.Blocks.Add(new PrintElementPageBreak());
element.Blocks.Add(par3);
element.PagePadding = new PrintElementThickness(100);
//When
context.Build(element, result.Writer);
//Then
Assert.AreEqual(Resources.ResultTestShouldBuildDocumentWithContents, result.GetText());
}
public static void ApplyDocumentStyles(System.Windows.Documents.FlowDocument document, PrintViewDocument element)
{
var pagePadding = new Thickness(
element.PagePadding.Left,
element.PagePadding.Top,
element.PagePadding.Right,
element.PagePadding.Bottom);
if (element.PageSize != null)
{
if (element.PageSize.Width != null)
{
document.PageWidth = element.PageSize.Width.Value - pagePadding.Left - pagePadding.Right + 10 /* RichTextBox Default Padding */;
}
if (element.PageSize.Height != null)
{
document.PageHeight = element.PageSize.Height.Value;
}
}
}
