private void InitDemo()
{
Messager.Caption = "C# Image Viewer Demo";
Text = Messager.Caption;
_imageInfoLabel.Text = String.Empty;
_imageInfoLabel.Text = String.Empty;
// Load the last options used
_demoOptions = new DemoOptions();
// Initialize the LEADTOOLS object used to load image files
_rasterCodecs = new RasterCodecs();
// Load documents at 300 DPI for better viewing
_rasterCodecs.Options.RasterizeDocument.Load.Resolution = 300;
// Initialize the LEADTOOLS control used to view images
InitImageViewer();
// Load the default image
#if LT_CLICKONCE
var defaultFileName = Path.Combine(Application.StartupPath, @"Documents\Leadtools.pdf");
#else
var defaultFileName = Path.Combine(DemosGlobal.ImagesFolder, @"Leadtools.pdf");
#endif // #if LT_CLICKONCE
if (!string.IsNullOrEmpty(defaultFileName) && File.Exists(defaultFileName))
{
LoadImage(defaultFileName);
}
}
public DemoOptions Clone()
{
var result = new DemoOptions();
result.UseVirtiualizer = this.UseVirtiualizer;
result.UseSVG = this.UseSVG;
return(result);
}
private void _openToolStripMenuItem_Click(object sender, EventArgs e)
{
using (var dlg = new LoadFileDialog())
{
// Clone the options, if Cancel, we do not want them changed
dlg.ImageFileName = _imageFileName;
dlg.DemoOptions = _demoOptions.Clone();
if (dlg.ShowDialog(this) == DialogResult.OK)
{
// Copy the options (exluding the current file name)
_demoOptions = dlg.DemoOptions.Clone();
// Load the image
LoadImage(dlg.ImageFileName);
}
}
}