} // RenderPoster
/// <summary>
/// Responsible for drawing (and downloading) the text example poster.
/// </summary>
protected void RenderTextPosterExample(HttpContext ctx) {
string templateFilename = ctx.Server.MapPath("./Poster-Templates/text-example-template.jpg");
string when = ctx.Request["when"] ?? "";
string where = ctx.Request["where"] ?? "";
string id = ctx.Request["eventId"] ?? "";
// And build the poster and send the response back to the browser
PosterDesigns.ExampleText playFootball = new PosterDesigns.ExampleText(templateFilename);
string url = string.Format("http://toepoke.co.uk/{0}.aspx", id);
// Set the dynamic bits
playFootball.Frequency = when;
playFootball.Venue = where;
playFootball.SignUpLink = url;
// Show a border around the areas defined (helps debugging where the rectangles should go)
playFootball.ShowGuides = GetShowGuidesParam(ctx);
playFootball.ShowDimensions = GetShowGuidesParam(ctx);
// Set the size we're after
playFootball.PercentSize = GetSizeParam(ctx);
// And send back to the browser
// .. we're just going to hard-code PNG for the time being
PosterBuilder.ImgFormat.SupportedTypes outFmt = GetImageType(ctx);
Helpers.SendPosterToBrowser(playFootball, ctx.Response, "football-poster", outFmt);
} // RenderTextPosterExample
void Download_Click(object sender, EventArgs e)
{
string templateFilename = this.Server.MapPath("./Poster-Templates/map-example-template.jpg");
PosterDesigns.ExampleMap poster = new PosterDesigns.ExampleMap(templateFilename);
poster.Frequency = Frequency.Text;
poster.Venue = Venue.Text;
poster.SignUpLink = string.Format("http://toepoke.co.uk/{0}.aspx", this.EventID.Text);
poster.ShowGuides = false;
poster.ShowDimensions = false;
poster.PercentSize = 100; // fullSize when downloading
poster.VenueMap.Type(this.MapType.SelectedValue);
if (!string.IsNullOrEmpty(this.LatLong.Text))
{
poster.VenueMap.Centre(this.LatLong.Text);
}
else
{
poster.VenueMap.Centre(this.Address.Text);
}
PosterBuilder.ImgFormat.SupportedTypes imgType = PosterBuilder.ImgFormat.FromString(PosterRendering.ImageTypes.SelectedValue);
Helpers.SendPosterToBrowser(poster, this.Response, "my-poster", imgType);
} // Download_Click
public static string BuildFilename(string filenamePrefix, PosterBuilder.ImgFormat.SupportedTypes imgFormat)
{
string newFilename = ""; string extension = "";
extension = PosterBuilder.ImgFormat.ToFileExtension(imgFormat);
newFilename = System.IO.Path.ChangeExtension(filenamePrefix, extension);
return(newFilename);
}
} // MakePoster_Click
void Download_Click(object sender, EventArgs e)
{
string templateFilename = this.Server.MapPath("./Poster-Templates/voucher-example-template.jpg");
PosterDesigns.ExampleVoucher voucher = new PosterDesigns.ExampleVoucher(templateFilename);
voucher.SpecialOffer = SpecialOffer.Text;
voucher.OfferFor = OfferFor.Text;
voucher.Birthday = DateTime.Parse(Birthday.Text);
voucher.ShowGuides = false;
voucher.ShowDimensions = false;
voucher.PercentSize = 100; // fullSize when downloading
PosterBuilder.ImgFormat.SupportedTypes imgType = PosterBuilder.ImgFormat.FromString(PosterRendering.ImageTypes.SelectedValue);
Helpers.SendPosterToBrowser(voucher, this.Response, "my-voucher", imgType);
} // Download_Click
} // RenderTextPosterExample
/// <summary>
/// Responsible for drawing (and downloading) the map example poster.
/// </summary>
protected void RenderMapPosterExample(HttpContext ctx) {
string templateFilename = ctx.Server.MapPath("./Poster-Templates/map-example-template.jpg");
string when = GetParm(ctx, "when");
string where = GetParm(ctx, "where");
string id = GetParm(ctx, "eventId");
string latLong = GetParm(ctx, "lat-long");
string address = GetParm(ctx, "address");
string mapType = GetParm(ctx, "map-type");
// And build the poster and send the response back to the browser
PosterDesigns.ExampleMap mapPoster = new PosterDesigns.ExampleMap(templateFilename);
string url = string.Format("http://toepoke.co.uk/{0}.aspx", id);
// Set the dynamic bits
mapPoster.Frequency = when;
mapPoster.Venue = where;
mapPoster.SignUpLink = url;
mapPoster.VenueMap
.Type( mapType )
;
if (!string.IsNullOrEmpty(latLong))
// use the Lan/Long in preference to the address (better accuracy)
mapPoster.VenueMap.Centre(latLong);
else
mapPoster.VenueMap.Centre(address);
// Show a border around the areas defined (helps debugging where the rectangles should go)
mapPoster.ShowGuides = GetShowGuidesParam(ctx);
mapPoster.ShowDimensions = GetShowGuidesParam(ctx);
// Set the size we're after
mapPoster.PercentSize = GetSizeParam(ctx);
// And send back to the browser
// .. we're just going to hard-code PNG for the time being
PosterBuilder.ImgFormat.SupportedTypes outFmt = GetImageType(ctx);
Helpers.SendPosterToBrowser(mapPoster, ctx.Response, "football-poster", outFmt);
} // RenderMapPosterExample
} // RenderMapPosterExample
/// <summary>
/// Responsible for drawing (and downloading) the example voucher.
/// </summary>
protected void RenderVoucherExample(HttpContext ctx) {
string templateFilename = ctx.Server.MapPath("./Poster-Templates/voucher-example-template.jpg");
// and build the voucher
PosterDesigns.ExampleVoucher voucher = new PosterDesigns.ExampleVoucher(templateFilename);
// Set the dynamic bits
voucher.SpecialOffer = GetParm(ctx, "special-offer");
voucher.OfferFor = GetParm(ctx, "offer-for");
voucher.Birthday = DateTime.Parse(GetParm(ctx, "birthday"));
voucher.ShowGuides = GetShowGuidesParam(ctx);
voucher.ShowDimensions = GetShowGuidesParam(ctx);
voucher.PercentSize = GetSizeParam(ctx);
// And send back to the browser
// .. we're just going to hard-code PNG for the time being
PosterBuilder.ImgFormat.SupportedTypes outFmt = GetImageType(ctx);
Helpers.SendPosterToBrowser(voucher, ctx.Response, "your-voucher", outFmt);
} // RenderVoucherExample
public static void SendPosterToBrowser(PosterBuilder.Builder pb, HttpResponse resp, string posterFilename, PosterBuilder.ImgFormat.SupportedTypes outputFormat)
{
string filename = BuildFilename(posterFilename, outputFormat);
resp.Clear();
// Ensure caching is off naturally
resp.CacheControl = "no-cache";
resp.ContentType = PosterBuilder.ImgFormat.ToMimeType(outputFormat);
resp.AddHeader("Content-Disposition", "attachment;filename=" + filename);
// Call our image with our amendments and have it save to the response so we can send it back
Bitmap bmp = pb.Render();
// Have the Poster build our new image and save the result to the outgoing response
// ... have to do all this with MemoryStreams as PNG doesn't like being saved directly to HttpResponse.OutputStream
// ... may as well do the same for all image types and be consistent
using (Bitmap bitmap = pb.Render()) {
using (MemoryStream ms = new MemoryStream()) {
ImageFormat outFmt = PosterBuilder.ImgFormat.ToImageFormat(outputFormat);
bmp.Save(ms, outFmt);
ms.WriteTo(resp.OutputStream);
} // using ms
} // using pb
// And of course, clear up after ourselves
pb.Dispose();
resp.End();
}
