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const { vtkErrorMacro } = macro;
// ----------------------------------------------------------------------------
// Proxy Registration Handling
// ----------------------------------------------------------------------------
export default function addRegistrationAPI(publicAPI, model) {
function registerProxy(proxy) {
Iif (!proxy) {
return;
}
model.proxyIdMapping[proxy.getProxyId()] = proxy;
const group = proxy.getProxyGroup();
if (!model.proxyByGroup[group]) {
model.proxyByGroup[group] = [];
}
if (model.proxyByGroup[group].indexOf(proxy) === -1) {
model.proxyByGroup[group].push(proxy);
}
proxy.setProxyManager(publicAPI);
// Make sure we invoke event after the current execution path
macro.setImmediate(() => {
publicAPI.invokeProxyRegistrationChange({
action: 'register',
proxyId: proxy.getProxyId(),
proxyName: proxy.getProxyName(),
proxyGroup: proxy.getProxyGroup(),
proxy,
});
});
}
// --------------------------------------------------------------------------
function unRegisterProxy(proxyOrId) {
const id = proxyOrId.getProxyId ? proxyOrId.getProxyId() : proxyOrId;
const proxy = model.proxyIdMapping[id];
// Unregister proxy in any group
Object.keys(model.proxyByGroup).forEach((groupName) => {
const proxyList = model.proxyByGroup[groupName];
const index = proxyList.indexOf(proxy);
if (index !== -1) {
proxyList.splice(index, 1);
}
});
delete model.proxyIdMapping[id];
proxy.gcPropertyLinks('application');
proxy.gcPropertyLinks('source');
proxy.setProxyManager(null);
publicAPI.invokeProxyRegistrationChange({
action: 'unregister',
proxyId: id,
proxyName: proxy.getProxyName(),
proxyGroup: proxy.getProxyGroup(),
proxy,
});
return proxy;
}
// --------------------------------------------------------------------------
publicAPI.setActiveSource = (source) => {
if (model.activeSource !== source) {
Iif (model.activeSourceSubscription) {
model.activeSourceSubscription.unsubscribe();
model.activeSourceSubscription = null;
}
model.activeSource = source;
if (source) {
model.activeSourceSubscription = source.onModified(publicAPI.modified);
}
publicAPI.modified();
publicAPI.invokeActiveSourceChange(source);
}
};
publicAPI.setActiveView = (view) => {
if (model.activeView !== view) {
if (model.activeViewSubscription) {
model.activeViewSubscription.unsubscribe();
model.activeViewSubscription = null;
}
model.activeView = view;
if (view) {
model.activeViewSubscription = view.onModified(publicAPI.modified);
}
publicAPI.modified();
publicAPI.invokeActiveViewChange(view);
}
};
// --------------------------------------------------------------------------
publicAPI.getProxyById = (id) => model.proxyIdMapping[id];
// --------------------------------------------------------------------------
publicAPI.getProxyGroups = () => Object.keys(model.proxyByGroup);
// --------------------------------------------------------------------------
publicAPI.getProxyInGroup = (name) =>
[].concat(model.proxyByGroup[name] || []);
// --------------------------------------------------------------------------
publicAPI.getSources = () => [].concat(model.proxyByGroup.Sources || []);
publicAPI.getRepresentations = () =>
[].concat(model.proxyByGroup.Representations || []);
publicAPI.getViews = () => [].concat(model.proxyByGroup.Views || []);
// --------------------------------------------------------------------------
publicAPI.createProxy = (group, name, options) => {
const { definitions } = model.proxyConfiguration;
Iif (!definitions[group] || !definitions[group][name]) {
return null;
}
const definition = definitions[group][name];
const definitionOptions = { ...definition.options, ...options };
const proxy = definition.class.newInstance({
...definitionOptions,
proxyGroup: group,
proxyName: name,
proxyManager: publicAPI,
});
// Handle proxy property settings
Iif (definition.proxyProps) {
const proxyMap = {};
Object.keys(definition.proxyProps).forEach((key) => {
const newProxyDef = definition.proxyProps[key];
proxyMap[key] = publicAPI.createProxy(
newProxyDef.group,
newProxyDef.name,
newProxyDef.options
);
});
proxy.set(proxyMap);
}
// Handle property setting
Iif (definition.props) {
proxy.set(definition.props);
}
registerProxy(proxy);
if (definitionOptions.activateOnCreate) {
proxy.activate();
}
return proxy;
};
// --------------------------------------------------------------------------
publicAPI.getRepresentation = (source, view) => {
const sourceToUse = source || publicAPI.getActiveSource();
const viewToUse = view || publicAPI.getActiveView();
// Can only get a representation for a source and a view
if (!sourceToUse || !viewToUse || !sourceToUse.getType()) {
return null;
}
const sourceId = sourceToUse.getProxyId();
const viewId = viewToUse.getProxyId();
let viewRepMap = model.sv2rMapping[sourceId];
if (!viewRepMap) {
viewRepMap = {};
model.sv2rMapping[sourceId] = viewRepMap;
}
let rep = viewRepMap[viewId];
if (!rep) {
const viewName = viewToUse.getProxyName();
const sourceType = sourceToUse.getType();
const definition =
model.proxyConfiguration.representations[viewName][sourceType];
if (!definition) {
vtkErrorMacro(
`No definition for representation of ${sourceType} in view ${viewName}`
);
return null;
}
rep = publicAPI.createProxy(
'Representations',
definition.name,
definition.options
);
model.r2svMapping[rep.getProxyId()] = { sourceId, viewId };
viewRepMap[viewId] = rep;
rep.setInput(sourceToUse);
viewToUse.addRepresentation(rep);
}
return rep;
};
// --------------------------------------------------------------------------
publicAPI.deleteProxy = (proxy) => {
const group = proxy.getProxyGroup().toLowerCase();
if (group === 'views') {
proxy.getRepresentations().forEach((repProxy) => {
publicAPI.deleteProxy(repProxy);
});
proxy.setContainer(null);
unRegisterProxy(proxy);
if (publicAPI.getActiveView() === proxy) {
publicAPI.setActiveView(publicAPI.getViews()[0]);
}
} else if (group === 'representations') {
const { sourceId, viewId } = model.r2svMapping[proxy.getProxyId()];
const view = publicAPI.getProxyById(viewId);
view.removeRepresentation(proxy);
delete model.r2svMapping[proxy.getProxyId()];
delete model.sv2rMapping[sourceId][viewId];
unRegisterProxy(proxy);
} else if (group === 'sources') {
const viewToRep = model.sv2rMapping[proxy.getProxyId()];
Object.keys(viewToRep).forEach((viewId) => {
publicAPI.deleteProxy(viewToRep[viewId]);
});
unRegisterProxy(proxy);
if (publicAPI.getActiveSource() === proxy) {
publicAPI.setActiveSource(publicAPI.getSources()[0]);
}
} else {
unRegisterProxy(proxy);
}
// Delete the object itself
proxy.delete();
};
}
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