/// <exception cref="ArgumentNullException">
/// <paramref name="document"/> is null.
/// </exception>
public static void CopyAsImage(IPrintable document, bool selectedOnly)
{
if (document == null)
throw new ArgumentNullException("document");
RectangleF areaF = document.GetPrintingArea(true);
areaF.Offset(0.5F, 0.5F);
Rectangle area = Rectangle.FromLTRB((int) areaF.Left, (int) areaF.Top,
(int) Math.Ceiling(areaF.Right), (int) Math.Ceiling(areaF.Bottom));
using (Bitmap image = new Bitmap(area.Width, area.Height, PixelFormat.Format24bppRgb))
using (Graphics g = Graphics.FromImage(image))
{
// Set drawing parameters
g.SmoothingMode = SmoothingMode.HighQuality;
if (Properties.Settings.Default.UseClearTypeForImages)
g.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
else
g.TextRenderingHint = TextRenderingHint.SingleBitPerPixelGridFit;
g.TranslateTransform(-area.Left, -area.Top);
// Draw image
g.Clear(Style.CurrentStyle.BackgroundColor);
IGraphics graphics = new GdiGraphics(g);
document.Print(graphics, selectedOnly, Style.CurrentStyle);
try
{
System.Windows.Forms.Clipboard.SetImage(image);
}
catch
{
//UNDONE: exception handling of CopyAsImage()
}
}
}
private static void SaveAsImage(IPrintable document, string path,
ImageFormat format, bool selectedOnly, bool transparent)
{
const int Margin = 20;
RectangleF areaF = document.GetPrintingArea(selectedOnly);
areaF.Offset(0.5F, 0.5F);
Rectangle area = Rectangle.FromLTRB((int) areaF.Left, (int) areaF.Top,
(int) Math.Ceiling(areaF.Right), (int) Math.Ceiling(areaF.Bottom));
if (format == ImageFormat.Emf) // Save to metafile
{
Graphics metaG = control.CreateGraphics();
IntPtr hc = metaG.GetHdc();
Graphics g = null;
try
{
// Set drawing parameters
Metafile meta = new Metafile(path, hc);
g = Graphics.FromImage(meta);
g.SmoothingMode = SmoothingMode.HighQuality;
if (Settings.Default.UseClearTypeForImages)
g.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
else
g.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
g.TranslateTransform(-area.Left, -area.Top);
// Draw image
IGraphics graphics = new GdiGraphics(g);
document.Print(graphics, selectedOnly, Style.CurrentStyle);
meta.Dispose();
}
catch (Exception ex)
{
Client.ShowInfo(string.Format("{0}\n{1}: {2}", Strings.ErrorInSavingImage,
Strings.ErrorsReason, ex.Message));
}
finally
{
metaG.ReleaseHdc();
metaG.Dispose();
if (g != null)
g.Dispose();
}
}
else // Save to rastered image
{
int width = area.Width + Margin * 2;
int height = area.Height + Margin * 2;
PixelFormat pixelFormat;
if (transparent)
pixelFormat = PixelFormat.Format32bppArgb;
else
pixelFormat = PixelFormat.Format24bppRgb;
using (Bitmap image = new Bitmap(width, height, pixelFormat))
using (Graphics g = Graphics.FromImage(image))
{
// Set drawing parameters
g.SmoothingMode = SmoothingMode.HighQuality;
if (Settings.Default.UseClearTypeForImages && !transparent)
g.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
else
g.TextRenderingHint = TextRenderingHint.SingleBitPerPixelGridFit;
g.TranslateTransform(Margin - area.Left, Margin - area.Top);
// Draw image
if (!transparent)
g.Clear(Style.CurrentStyle.BackgroundColor);
IGraphics graphics = new GdiGraphics(g);
document.Print(graphics, selectedOnly, Style.CurrentStyle);
try
{
image.Save(path, format);
}
catch (Exception ex)
{
Client.ShowInfo(string.Format("{0}\n{1}: {2}", Strings.ErrorInSavingImage,
Strings.ErrorsReason, ex.Message));
}
}
}
}
