public MultiplexingImageConverter()
{
lock (_worker)
{
// XXX: We need to keep a converter instance alive during the whole application
// lifetime due to some underlying's library bug by which re-initializing
// the API after having deinitiaized it, causes all newlly rendered pdf
// file to be corrupted. So we will keep this converter alive to avoid
// de-initialization until app's shutdown. (pruiz)
// See: http://code.google.com/p/wkhtmltopdf/issues/detail?id=511
if (_initiWorkAround == null)
{
_Log.InfoFormat("Initializing converter infrastructure..");
_worker.Invoke((Action)(() => _initiWorkAround = new WkHtmlToImageConverter()));
_Log.InfoFormat("Initialized converter infrastructure..");
AppDomain.CurrentDomain.ProcessExit += (o, e) =>
_worker.Invoke((Action)(() =>
{
_Log.InfoFormat("Disposing converter infraestructure..");
_initiWorkAround.Dispose();
_initiWorkAround = null;
_Log.InfoFormat("Disposed converter infraestructure..");
}));
}
}
_worker.Invoke((Action)(() => _converter = new WkHtmlToImageConverter()));
}
private void btnGo_Click(object sender, EventArgs e)
{
BackgroundWorker bgw = new BackgroundWorker();
bgw.WorkerReportsProgress = true;
//string address = tbHttpAddress.Text;
string outputFile = tbOutputFile.Text;
bgw.ProgressChanged += (o, args) => {
progressBar1.Value = args.ProgressPercentage;
lblProgress.Text = args.UserState as string;
};
if (outputFile.EndsWith(".pdf")) {
bgw.DoWork += (o, args) => {
Tuple<string, string> t = args.Argument as Tuple<string, string>;
string address = t.Item1;
string outFile = t.Item2;
WkHtmlToPdfConverter conv = new WkHtmlToPdfConverter();
conv.ObjectSettings.Page = address;
conv.GlobalSettings.Out = outFile;
conv.ProgressChanged += (sender1, eventArgs) => bgw.ReportProgress(eventArgs.Value, eventArgs.Value2);
conv.PhaseChanged += (sender1, eventArgs) => this.Invoke(new Action(() => { lblPhase.Text = string.Format("Phase {0}: {1}", eventArgs.Value, eventArgs.Value2); }));
conv.Convert();
conv.Dispose();
};
} else if (outputFile.EndsWith(".jpg") || outputFile.EndsWith(".png")) {
bgw.DoWork += (o, args) => {
Tuple<string, string> t = args.Argument as Tuple<string, string>;
string address = t.Item1;
string outFile = t.Item2;
WkHtmlToImageConverter conv = new WkHtmlToImageConverter();
conv.GlobalSettings.In = address;
conv.GlobalSettings.Out = outFile;
conv.ProgressChanged += (sender1, eventArgs) => bgw.ReportProgress(eventArgs.Value, eventArgs.Value2);
conv.PhaseChanged += (sender1, eventArgs) => this.Invoke(new Action(() => { lblPhase.Text = string.Format("Phase {0}: {1}", eventArgs.Value, eventArgs.Value2); }));
conv.Convert();
conv.Dispose();
};
}
bgw.RunWorkerCompleted += (o, args) => bgw.Dispose();
bgw.RunWorkerAsync(new Tuple<string, string>(tbHttpAddress.Text, outputFile));
}
static void Main(string[] args)
{
if (args.Length != 2) {
PrintInstructions();
return;
}
if (args[1].EndsWith(".pdf")) {
WkHtmlToPdfConverter conv = new WkHtmlToPdfConverter();
conv.GlobalSettings.Out = args[1];
conv.ObjectSettings.Page = args[0];
int phaseLine = Console.CursorTop + 1;
int progressLine = phaseLine + 1;
conv.PhaseChanged += (sender, eventArgs) => { Console.CursorTop = phaseLine; Console.CursorLeft = 0; Console.Write("Phase: {0} - {1}", eventArgs.Value, eventArgs.Value2); };
conv.ProgressChanged += (sender, eventArgs) => { Console.CursorTop = progressLine; Console.CursorLeft = 0; Console.Write("Progress: {0} - {1}", eventArgs.Value, eventArgs.Value2); };
conv.Finished += (sender, eventArgs) => { Console.CursorTop = progressLine + 2; Console.CursorLeft = 0; };
conv.Convert();
conv.Dispose();
} else {
WkHtmlToImageConverter conv = new WkHtmlToImageConverter();
conv.GlobalSettings.Out = args[1];
conv.GlobalSettings.In = args[0];
int phaseLine = Console.CursorTop + 1;
int progressLine = phaseLine + 1;
conv.PhaseChanged += (sender, eventArgs) => { Console.CursorTop = phaseLine; Console.CursorLeft = 0; Console.Write("Phase: {0} - {1}", eventArgs.Value, eventArgs.Value2); };
conv.ProgressChanged += (sender, eventArgs) => { Console.CursorTop = progressLine; Console.CursorLeft = 0; Console.Write("Progress: {0} - {1}", eventArgs.Value, eventArgs.Value2); };
conv.Finished += (sender, eventArgs) => { Console.CursorTop = progressLine + 2; Console.CursorLeft = 0; };
conv.Convert();
conv.Dispose();
}
}
public void Dispose()
{
if (_converter != null)
_worker.Invoke((Action)(() => _converter.Dispose()));
_converter = null;
}
