void _rasterImageList_PostRender(object sender, Leadtools.Controls.ImageViewerRenderEventArgs e)
{
for (int i = 0; i < _rasterImageList.Items.Count; i++)
{
ImageViewerItem item = _rasterImageList.Items[i];
LeadRectD itemLeadRect = _rasterImageList.GetItemBounds(item, ImageViewerItemPart.Item);
Rectangle itemRect = new Rectangle((int)itemLeadRect.X, (int)itemLeadRect.Y, (int)itemLeadRect.Width, (int)itemLeadRect.Height);
LeadSize itemImageSize = _rasterImageList.GetItemImageSize(item, false);
LeadRect imageRect = new LeadRect(
itemRect.Left + (itemRect.Width - itemImageSize.Width) / 2,
itemRect.Top + (itemRect.Height - itemImageSize.Height) / 2,
itemImageSize.Width,
itemImageSize.Height);
itemLeadRect = ImageViewer.GetDestinationRectangle(item.Image.ImageWidth, item.Image.ImageHeight, imageRect, ControlSizeMode.None, ControlAlignment.Near, ControlAlignment.Near).ToLeadRectD();
var destRect = LeadRectD.Create(itemLeadRect.X, itemLeadRect.Y, itemLeadRect.Width * 720.0 / 96.0, itemLeadRect.Height * 720.0 / 96.0);
destRect.X = 0.0;
destRect.Y = 0.0;
//Get the graphic object from the item's image to draw (burn) annotations on it.
Leadtools.Drawing.RasterImageGdiPlusGraphicsContainer GdiPlusGraphicsContainer = new RasterImageGdiPlusGraphicsContainer(item.Image);
Graphics g = GdiPlusGraphicsContainer.Graphics;
// Use anti-aliasing
g.SmoothingMode = SmoothingMode.AntiAlias;
// Now draw the annotation s on this rectangle
if (_automationManager != null && _automation.Containers.Count > 0 && _automation.Containers.Count > i)
{
AnnContainer container = _automation.Containers[i];
//Clear the old painting
g.Clear(Color.White);
//Burn the current annotations to the image list item
if (container != null)
{
AnnWinFormsRenderingEngine engine = new AnnWinFormsRenderingEngine();
engine.Resources = _automationManager.Resources;
// Save its visible state and set it to true (it is false if viewer is in single mode)
bool containerIsVisible = container.IsVisible;
container.IsVisible = true;
engine.Attach(container, g);
engine.BurnToRectWithDpi(destRect, 96, 96, 96, 96);
engine.Detach();
if (container.IsVisible != containerIsVisible)
{
container.IsVisible = containerIsVisible;
}
}
}
}
}
private void ViewerForm_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
{
Color drawColor;
if (_viewer.Image != null)
{
if (_viewer.Image.Width >= 150 && _viewer.Image.Height >= 150)
{
_viewer.Image = _tempImage.CloneAll();
using (RasterImageGdiPlusGraphicsContainer container = new RasterImageGdiPlusGraphicsContainer(_viewer.Image))
{
// Create string to draw.
String drawString = "";
if (StandardOptions.Added)
{
drawString += " Status : ADDED\n";
drawString += " Index: ";
drawString += StandardOptions.PageNumber;
if (!StandardOptions.NOMRC)
{
drawString += "\n";
drawString += " Input Quality: ";
switch (StandardOptions.InputImageComboSel)
{
case 0:
drawString += "Auto";
break;
case 1:
drawString += "Noisy";
break;
case 2:
drawString += "Scanned";
break;
case 3:
drawString += "Printed";
break;
case 4:
drawString += "Computer Generated";
break;
case 5:
drawString += "Photo";
break;
case 6:
drawString += "User Defined";
break;
}
drawString += "\n Output Quality : ";
switch (StandardOptions.OutputImageComboSel)
{
case 0:
drawString += "Auto";
break;
case 1:
drawString += "Poor";
break;
case 2:
drawString += "Average";
break;
case 3:
drawString += "Good";
break;
case 4:
drawString += "Excellent";
break;
case 5:
drawString += "User Defined";
break;
}
}
drawColor = Color.Green;
}
else
{
drawString += " Status : NOT ADDED";
drawColor = Color.Red;
}
// Create font and brush.
int fontSize = 12;
LinearGradientBrush gradientBrush;
Font drawFont = new Font("Arial", fontSize, FontStyle.Bold, GraphicsUnit.Pixel);
SolidBrush drawBrush = new SolidBrush(Color.Black);
// Set format of string.
SizeF size = container.Graphics.MeasureString(drawString, drawFont);
Pen pen = new Pen(drawColor, 0);
container.Graphics.DrawRectangle(pen, 0, 0, _viewer.Image.Width, size.Height);
_drawRect = new RectangleF(0, 0, _viewer.Image.Width, size.Height);
StringFormat drawFormat = new StringFormat();
drawFormat.Alignment = StringAlignment.Center;
gradientBrush = new LinearGradientBrush(_drawRect, drawColor, Color.White, LinearGradientMode.ForwardDiagonal);
container.Graphics.FillRectangle(gradientBrush, _drawRect);
container.Graphics.DrawString(drawString, drawFont, drawBrush, _drawRect);//,drawFormat);
}
}
}
}
