/// <summary>
/// 胶片截屏
/// </summary>
/// <param name="viewerControlSize"></param>
/// <param name="filmingPagePageControl"></param>
/// <param name="filmingViewerControl"></param>
/// <param name="ifSaveImageAsGreyScale"></param>
/// <returns></returns>
private WriteableBitmap RenderViewerControlToBitmap(Size viewerControlSize,
FilmPageControl filmingPagePageControl,
MedViewerControl filmingViewerControl,
bool ifSaveImageAsGreyScale = true)
{
try
{
Logger.LogFuncUp();
MedViewerScreenSaver viewerScreenSaver = new MedViewerScreenSaver(filmingViewerControl);
Logger.LogFuncUp("Start RenderViewerControlToBitmap");
BitmapSource viewerControlBitmap = viewerScreenSaver.RenderViewerControlToBitmap(viewerControlSize,
Printers.Instance.IfPrintSplitterLine, true);
Logger.LogFuncDown("End RenderViewerControlToBitmap");
WriteableBitmap writableViewerControlBitmap = ifSaveImageAsGreyScale
? new WriteableBitmap(
new FormatConvertedBitmap(
viewerControlBitmap, PixelFormats.Gray8,
null, 0))
: new WriteableBitmap(
new FormatConvertedBitmap(viewerControlBitmap,
PixelFormats.Rgb24,
null, 0));
Logger.LogFuncDown();
return(writableViewerControlBitmap);
}
catch (Exception ex)
{
Logger.LogFuncException(ex.Message + ex.StackTrace);
throw;
}
}
public RenderWindow()
{
InitializeComponent();
this._filmPageControl = new FilmPageControl();
MainGrid.Children.Add(_filmPageControl);
this.SetRenderPosition(new Size(FilmingUtility.DisplayedFilmPageWidth, FilmingUtility.DisplayedFilmPageHeight));
}
public WriteableBitmap RenderToBitmap(Size filmSize,
string pageTitlePosition,
FilmPageControl filmingPagePageControl,
MedViewerControl medViewerControl,
Grid filmingPageBarGrid,
Grid filmingPageBarGridSimple,
bool ifSaveImageAsGreyScale = true, bool ifPageNo = true)
{
try
{
Logger.LogFuncUp();
double headerScale = FilmingUtility.HEADER_PERCENTAGE_OF_FILMPAGE;
bool ifHeaderSimple = (pageTitlePosition == "0" && ifPageNo);
if (ifHeaderSimple)
{
filmPageBarGrid.Visibility = Visibility.Collapsed;
Grid.SetRow(filmPageBarGrid, 1);
Grid.SetRow(filmingPageBarGridSimple, 0);
headerScale = 0.03;
}
else
{
filmPageBarGrid.Visibility = Visibility.Visible;
Grid.SetRow(filmPageBarGrid, 0);
Grid.SetRow(filmingPageBarGridSimple, 1);
}
//计算viewcontrol尺寸，title尺寸的比例
double scale = filmSize.Height > filmSize.Width
? headerScale
: headerScale * filmSize.Width / filmSize.Height;
//生成viewcontrol的Size并截屏
var viewerControlSize = pageTitlePosition != "0"
? new Size(filmSize.Width, filmSize.Height * (1 - scale))
: (ifPageNo ? new Size(filmSize.Width, filmSize.Height * (1 - headerScale)) : filmSize);
var viewerControlBitmap = this.RenderViewerControlToBitmap(viewerControlSize,
filmingPagePageControl,
medViewerControl,
ifSaveImageAsGreyScale);
//判断title位置，决定是否截屏title，拼接两张图片生成最终胶片
var headerSize = new Size(viewerControlBitmap.PixelWidth, filmSize.Height * (ifHeaderSimple?headerScale:scale));
WriteableBitmap headerBitmap = null;
WriteableBitmap filmpageBitmap = null;
if (pageTitlePosition == "0" && !ifPageNo) //no film page bar
{
filmpageBitmap = viewerControlBitmap;
Logger.LogFuncDown();
return(filmpageBitmap);
}
headerBitmap = this.RenderHeaderToBitmap(headerSize, ifHeaderSimple?filmingPageBarGridSimple:filmingPageBarGrid, ifSaveImageAsGreyScale);
if (pageTitlePosition == "2")
{
filmpageBitmap = StitchBitmapsHorizontally(ifSaveImageAsGreyScale, viewerControlBitmap, headerBitmap);
}
else
{
filmpageBitmap = StitchBitmapsHorizontally(ifSaveImageAsGreyScale, headerBitmap, viewerControlBitmap);
}
Logger.LogFuncDown();
return(filmpageBitmap);
}
catch (Exception ex)
{
Logger.LogFuncException(ex.Message + ex.StackTrace);
throw;
}
}