void GetImageForPrint(object sender, PrintPageEventArgs e)
{
PrintOptionsDialog pod = new PrintOptionsDialog();
pod.ShowDialog();
ContentAlignment alignment = pod.AllowPrintCenter ? ContentAlignment.MiddleCenter : ContentAlignment.TopLeft;
RectangleF pageRect = e.PageSettings.PrintableArea;
GraphicsUnit gu = GraphicsUnit.Pixel;
RectangleF imageRect = image.GetBounds(ref gu);
// rotate the image if it fits the page better
if (pod.AllowPrintRotate)
{
if ((pageRect.Width > pageRect.Height && imageRect.Width < imageRect.Height) ||
(pageRect.Width < pageRect.Height && imageRect.Width > imageRect.Height))
{
image.RotateFlip(RotateFlipType.Rotate90FlipNone);
imageRect = image.GetBounds(ref gu);
if (alignment.Equals(ContentAlignment.TopLeft))
{
alignment = ContentAlignment.TopRight;
}
}
}
RectangleF printRect = new RectangleF(0, 0, imageRect.Width, imageRect.Height);;
// scale the image to fit the page better
if (pod.AllowPrintEnlarge || pod.AllowPrintShrink)
{
SizeF resizedRect = ScaleHelper.GetScaledSize(imageRect.Size, pageRect.Size, false);
if ((pod.AllowPrintShrink && resizedRect.Width < printRect.Width) ||
pod.AllowPrintEnlarge && resizedRect.Width > printRect.Width)
{
printRect.Size = resizedRect;
}
}
// align the image
printRect = ScaleHelper.GetAlignedRectangle(printRect, new RectangleF(0, 0, pageRect.Width, pageRect.Height), alignment);
e.Graphics.DrawImage(image, printRect, imageRect, GraphicsUnit.Pixel);
}
private void DrawImageForPrint(object sender, PrintPageEventArgs e)
{
// Create the output settins
var printOutputSettings = new SurfaceOutputSettings(OutputFormats.png, 100, false);
ApplyEffects(printOutputSettings);
var disposeImage = ImageOutput.CreateBitmapFromSurface(_surface, printOutputSettings, out var bitmap);
try
{
var alignment = _coreConfig.OutputPrintCenter ? ContentAlignment.MiddleCenter : ContentAlignment.TopLeft;
// prepare timestamp
float footerStringWidth = 0;
float footerStringHeight = 0;
string footerString = null; //DateTime.Now.ToLongDateString() + " " + DateTime.Now.ToLongTimeString();
if (_coreConfig.OutputPrintFooter)
{
footerString = FilenameHelper.FillPattern(_coreConfig.OutputPrintFooterPattern, _captureDetails, false);
using (var f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular))
{
footerStringWidth = e.Graphics.MeasureString(footerString, f).Width;
footerStringHeight = e.Graphics.MeasureString(footerString, f).Height;
}
}
// Get a rectangle representing the printable Area
var pageRect = e.PageSettings.PrintableArea;
if (e.PageSettings.Landscape)
{
var origWidth = pageRect.Width;
pageRect.Width = pageRect.Height;
pageRect.Height = origWidth;
}
// Subtract the dateString height from the available area, this way the area stays free
pageRect.Height -= footerStringHeight;
var gu = GraphicsUnit.Pixel;
var imageRect = bitmap.GetBounds(ref gu);
// rotate the image if it fits the page better
if (_coreConfig.OutputPrintAllowRotate)
{
if (pageRect.Width > pageRect.Height && imageRect.Width < imageRect.Height || pageRect.Width < pageRect.Height && imageRect.Width > imageRect.Height)
{
bitmap.RotateFlip(RotateFlipType.Rotate270FlipNone);
imageRect = bitmap.GetBounds(ref gu);
if (alignment.Equals(ContentAlignment.TopLeft))
{
alignment = ContentAlignment.TopRight;
}
}
}
NativeSizeFloat size = imageRect.Size;
var printRect = new NativeRect(0, 0, size.Round());
// scale the image to fit the page better
if (_coreConfig.OutputPrintAllowEnlarge || _coreConfig.OutputPrintAllowShrink)
{
var resizedRect = ScaleHelper.GetScaledSize(imageRect.Size, pageRect.Size, false);
if (_coreConfig.OutputPrintAllowShrink && resizedRect.Width < printRect.Width || _coreConfig.OutputPrintAllowEnlarge && resizedRect.Width > printRect.Width)
{
printRect = printRect.Resize(resizedRect.Round());
}
}
// align the image
printRect = ScaleHelper.GetAlignedRectangle(printRect, new NativeRect(0, 0, new NativeSizeFloat(pageRect.Width, pageRect.Height).Round()), alignment).Round();
if (_coreConfig.OutputPrintFooter)
{
//printRect = new NativeRect(0, 0, printRect.Width, printRect.Height - (dateStringHeight * 2));
using (var f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular))
{
e.Graphics.DrawString(footerString, f, Brushes.Black, pageRect.Width / 2 - footerStringWidth / 2, pageRect.Height);
}
}
e.Graphics.DrawImage(bitmap, printRect, imageRect, GraphicsUnit.Pixel);
}
finally
{
if (disposeImage)
{
bitmap?.Dispose();
}
}
}
void DrawImageForPrint(object sender, PrintPageEventArgs e)
{
ContentAlignment alignment = conf.OutputPrintCenter ? ContentAlignment.MiddleCenter : ContentAlignment.TopLeft;
// prepare timestamp
float footerStringWidth = 0;
float footerStringHeight = 0;
string footerString = null; //DateTime.Now.ToLongDateString() + " " + DateTime.Now.ToLongTimeString();
if (conf.OutputPrintFooter)
{
footerString = FilenameHelper.FillPattern(conf.OutputPrintFooterPattern, captureDetails, false);
using (Font f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular)) {
footerStringWidth = e.Graphics.MeasureString(footerString, f).Width;
footerStringHeight = e.Graphics.MeasureString(footerString, f).Height;
}
}
// Get a rectangle representing the printable Area
RectangleF pageRect = e.PageSettings.PrintableArea;
// Subtract the dateString height from the available area, this way the area stays free
pageRect.Height -= footerStringHeight;
GraphicsUnit gu = GraphicsUnit.Pixel;
RectangleF imageRect = image.GetBounds(ref gu);
// rotate the image if it fits the page better
if (conf.OutputPrintAllowRotate)
{
if ((pageRect.Width > pageRect.Height && imageRect.Width < imageRect.Height) || (pageRect.Width < pageRect.Height && imageRect.Width > imageRect.Height))
{
image.RotateFlip(RotateFlipType.Rotate90FlipNone);
imageRect = image.GetBounds(ref gu);
if (alignment.Equals(ContentAlignment.TopLeft))
{
alignment = ContentAlignment.TopRight;
}
}
}
RectangleF printRect = new RectangleF(0, 0, imageRect.Width, imageRect.Height);
// scale the image to fit the page better
if (conf.OutputPrintAllowEnlarge || conf.OutputPrintAllowShrink)
{
SizeF resizedRect = ScaleHelper.GetScaledSize(imageRect.Size, pageRect.Size, false);
if ((conf.OutputPrintAllowShrink && resizedRect.Width < printRect.Width) || conf.OutputPrintAllowEnlarge && resizedRect.Width > printRect.Width)
{
printRect.Size = resizedRect;
}
}
// align the image
printRect = ScaleHelper.GetAlignedRectangle(printRect, new RectangleF(0, 0, pageRect.Width, pageRect.Height), alignment);
if (conf.OutputPrintFooter)
{
//printRect = new RectangleF(0, 0, printRect.Width, printRect.Height - (dateStringHeight * 2));
using (Font f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular)) {
e.Graphics.DrawString(footerString, f, Brushes.Black, pageRect.Width / 2 - (footerStringWidth / 2), pageRect.Height);
}
}
if (conf.OutputPrintInverted)
{
using (Bitmap negativeBitmap = ImageHelper.CreateNegative((Bitmap)image)) {
e.Graphics.DrawImage(negativeBitmap, printRect, imageRect, GraphicsUnit.Pixel);
}
}
else
{
e.Graphics.DrawImage(image, printRect, imageRect, GraphicsUnit.Pixel);
}
}
void DrawImageForPrint(object sender, PrintPageEventArgs e)
{
// Create the output settins
SurfaceOutputSettings printOutputSettings = new SurfaceOutputSettings(OutputFormat.png, 100, false);
ApplyEffects(printOutputSettings);
Image image;
bool disposeImage = ImageOutput.CreateImageFromSurface(surface, printOutputSettings, out image);
try {
ContentAlignment alignment = conf.OutputPrintCenter ? ContentAlignment.MiddleCenter : ContentAlignment.TopLeft;
// prepare timestamp
float footerStringWidth = 0;
float footerStringHeight = 0;
string footerString = null; //DateTime.Now.ToLongDateString() + " " + DateTime.Now.ToLongTimeString();
if (conf.OutputPrintFooter)
{
footerString = FilenameHelper.FillPattern(conf.OutputPrintFooterPattern, captureDetails, false);
using (Font f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular)) {
footerStringWidth = e.Graphics.MeasureString(footerString, f).Width;
footerStringHeight = e.Graphics.MeasureString(footerString, f).Height;
}
}
// Get a rectangle representing the printable Area
RectangleF pageRect = e.PageSettings.PrintableArea;
if (e.PageSettings.Landscape)
{
float origWidth = pageRect.Width;
pageRect.Width = pageRect.Height;
pageRect.Height = origWidth;
}
// Subtract the dateString height from the available area, this way the area stays free
pageRect.Height -= footerStringHeight;
GraphicsUnit gu = GraphicsUnit.Pixel;
RectangleF imageRect = image.GetBounds(ref gu);
// rotate the image if it fits the page better
if (conf.OutputPrintAllowRotate)
{
if ((pageRect.Width > pageRect.Height && imageRect.Width < imageRect.Height) || (pageRect.Width < pageRect.Height && imageRect.Width > imageRect.Height))
{
image.RotateFlip(RotateFlipType.Rotate270FlipNone);
imageRect = image.GetBounds(ref gu);
if (alignment.Equals(ContentAlignment.TopLeft))
{
alignment = ContentAlignment.TopRight;
}
}
}
RectangleF printRect = new RectangleF(0, 0, imageRect.Width, imageRect.Height);
// scale the image to fit the page better
if (conf.OutputPrintAllowEnlarge || conf.OutputPrintAllowShrink)
{
SizeF resizedRect = ScaleHelper.GetScaledSize(imageRect.Size, pageRect.Size, false);
if ((conf.OutputPrintAllowShrink && resizedRect.Width < printRect.Width) || conf.OutputPrintAllowEnlarge && resizedRect.Width > printRect.Width)
{
printRect.Size = resizedRect;
}
}
// align the image
printRect = ScaleHelper.GetAlignedRectangle(printRect, new RectangleF(0, 0, pageRect.Width, pageRect.Height), alignment);
if (conf.OutputPrintFooter)
{
//printRect = new RectangleF(0, 0, printRect.Width, printRect.Height - (dateStringHeight * 2));
using (Font f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular)) {
e.Graphics.DrawString(footerString, f, Brushes.Black, pageRect.Width / 2 - (footerStringWidth / 2), pageRect.Height);
}
}
e.Graphics.DrawImage(image, printRect, imageRect, GraphicsUnit.Pixel);
} finally {
if (disposeImage && image != null)
{
image.Dispose();
image = null;
}
}
}
void DrawImageForPrint(object sender, PrintPageEventArgs e)
{
PrintOptionsDialog pod = printOptionsDialog;
ContentAlignment alignment = pod.AllowPrintCenter ? ContentAlignment.MiddleCenter : ContentAlignment.TopLeft;
if (conf.OutputPrintInverted)
{
// Invert Bitmap
BitmapBuffer bb = new BitmapBuffer((Bitmap)image, false);
bb.Lock();
for (int y = 0; y < bb.Height; y++)
{
for (int x = 0; x < bb.Width; x++)
{
Color color = bb.GetColorAt(x, y);
Color invertedColor = Color.FromArgb(color.A, color.R ^ 255, color.G ^ 255, color.B ^ 255);
bb.SetColorAt(x, y, invertedColor);
}
}
bb.Dispose();
}
RectangleF pageRect = e.PageSettings.PrintableArea;
GraphicsUnit gu = GraphicsUnit.Pixel;
RectangleF imageRect = image.GetBounds(ref gu);
// rotate the image if it fits the page better
if (pod.AllowPrintRotate)
{
if ((pageRect.Width > pageRect.Height && imageRect.Width < imageRect.Height) ||
(pageRect.Width < pageRect.Height && imageRect.Width > imageRect.Height))
{
image.RotateFlip(RotateFlipType.Rotate90FlipNone);
imageRect = image.GetBounds(ref gu);
if (alignment.Equals(ContentAlignment.TopLeft))
{
alignment = ContentAlignment.TopRight;
}
}
}
RectangleF printRect = new RectangleF(0, 0, imageRect.Width, imageRect.Height);;
// scale the image to fit the page better
if (pod.AllowPrintEnlarge || pod.AllowPrintShrink)
{
SizeF resizedRect = ScaleHelper.GetScaledSize(imageRect.Size, pageRect.Size, false);
if ((pod.AllowPrintShrink && resizedRect.Width < printRect.Width) ||
pod.AllowPrintEnlarge && resizedRect.Width > printRect.Width)
{
printRect.Size = resizedRect;
}
}
// prepare timestamp
float dateStringWidth = 0;
float dateStringHeight = 0;
if (conf.OutputPrintTimestamp)
{
Font f = new Font(FontFamily.GenericSansSerif, 10, FontStyle.Regular);
string dateString = DateTime.Now.ToLongDateString() + " " + DateTime.Now.ToLongTimeString();
dateStringWidth = e.Graphics.MeasureString(dateString, f).Width;
dateStringHeight = e.Graphics.MeasureString(dateString, f).Height;
e.Graphics.DrawString(dateString, f, Brushes.Black, pageRect.Width / 2 - (dateStringWidth / 2), pageRect.Height - dateStringHeight);
}
// align the image
printRect = ScaleHelper.GetAlignedRectangle(printRect, new RectangleF(0, 0, pageRect.Width, pageRect.Height - dateStringHeight * 2), alignment);
e.Graphics.DrawImage(image, printRect, imageRect, GraphicsUnit.Pixel);
}