Mark,
I am afraid Mr. Donald Duck is going to die... One of the most terrible diagnoses I've ever seen... ;) Cheers, Flavio On 13/02/2015, at 05:03, Mark Wardle <[email protected]> wrote: > Thanks Ray. Answers below. > >> On 13 Feb 2015, at 00:21, Ray Kiddy <[email protected]> wrote: >> >> On Thu, 12 Feb 2015 13:36:58 +0000 >> Mark Wardle <[email protected]> wrote: >> >>> I struggled to use dynamically generated images in ERPDFGeneration >>> and couldn’t get it to work - generally getting incorrect URLs in the >>> generated HTML files generated from a WOComponent template. >> >> What kind of URLs were you trying to use? Were you trying to use >> relative URLs to get a component-generated image in the app? I would >> have tried a direct action and non-relative URLs. Did you try that and >> did it not work? >> > > Yes initially relative URLs. Then I created a DA but that didn’t work either > with odd wr resource URLs generated that had _NO_FRAMEWORK__NO_FILENAME in > the raw HTML generated from the WOComponent. Plus, putting that logic in a DA > felt odd as it separated the functionality and caused me anguish regarding > security. > >>> >>> As a fix, I added support for ERPDFGeneration to handle html IMG tags >>> with base64 encoded data in the SRC attribute. >>> >> >> It sounds as though you believe you have settled for this solution, but >> this seems to be the best way to do this. Putting data into a img >> tag in this manner has been a great solution for me several times. Would >> the dynamic images you are generating be re-used or are they actually >> dynamic every time? Or are you tiling them together from something >> that has stored? > > The dynamic images are dynamically generated charts from JFreeChart based on > patient data. I wanted them embedded in patient letters generated from the > software (see attached). > > > <2015-02-11-14032-procedure-958.pdf> > >> >> It is not ERPDFGeneration-specific but it is possible that Wonder's >> support for dynamically generated graphics could be better. Or, as is >> more likely, there is probably more than one way to do this in Wonder >> and it is probably not clear which is better. What did you use for >> generating your images? > > Using JFreeChart and then included them in a WOComponent used to create a > “report” (patient letter) using this: > > RSDEmbeddedImage.java > public class RSDEmbeddedImage extends ERXStatelessComponent { > private String _mimeType; > private NSData _data; > public RSDEmbeddedImage(WOContext context) { > super(context); > } > @Override > public void reset() { > super.reset(); > _mimeType = null; > _data = null; > } > > public String mimeType() { > if (_mimeType == null) { > _mimeType = valueForStringBinding("mimeType", > "image/jpeg"); > } > return _mimeType; > } > public NSData data() { > if (_data == null) { > _data = (NSData) valueForBinding("data"); > } > return _data; > } > > public String imageSource() { > StringBuilder sb = new StringBuilder(); > sb.append("data:"); > sb.append(mimeType()); > sb.append(";base64,"); > NSData data = data(); > if (data != null) { > sb.append(Base64.encodeBase64String(data.bytes())); > } > return sb.toString(); > } > } > > RSDEmbeddedImage.HTML: > <webobject name="Image”/> > > RSDEmbddedImage.WOD: > Image: WOImage { > src = imageSource; > alt = ^alt; > border = ^border; > class = ^class; > id = ^id; > style = ^style; > } > > I couldn’t find an equivalent in Wonder and I could’t get WOImage to work > with a data tag. I probably misconfigured the conversion from WOComponent > into HTML in some way but this seems a simply way of fixing things. > >> >> cheers - ray >> >> >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Webobjects-dev mailing list ([email protected]) >> Help/Unsubscribe/Update your Subscription: >> https://lists.apple.com/mailman/options/webobjects-dev/mark%40wardle.org >> >> This email sent to [email protected] > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/webobjects-dev/flavio%40donadio.com.br > > This email sent to [email protected] _______________________________________________ Do not post admin requests to the list. They will be ignored. Webobjects-dev mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/webobjects-dev/archive%40mail-archive.com This email sent to [email protected]
