// widget_image.ysl2

widget_desc("Image") {

longdesc

||

If Image widget is a svg:image element, then href content is replaced by

value of given variable.

||

shortdesc > Image display

}

widget_class("Image")

||

frequency = 5;

dispatch(value, oldval, index) {

if (index == 0) {

this.given_url = value;

this.ready = true;

this.request_animate();

}

}

||

widget_defs("Image") {

| given_url: "",

| ready: false,

| animate: function(){

| this.element.setAttribute('href', this.given_url);

| },

}

gen_index_xhtml { // following content is only available when generating xhtml file

// strip inkscape embedded bitmap when it is meant to be replaced by HMI:Image widget

svgtmpl "svg:image[starts-with(@inkscape:label, 'HMI:Image')]", mode="inline_svg" {

xsl:copy {

apply "@*[not(contains(name(), 'href'))] | node()", mode="inline_svg";

}

}

}