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sld-editor.ts
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sld-editor.ts
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import { css, html, nothing, LitElement, svg, TemplateResult } from 'lit';
/* eslint-disable-next-line @typescript-eslint/no-unused-vars */
import { customElement, property, query, state } from 'lit/decorators.js';
import { classMap } from 'lit/directives/class-map.js';
import { createRef, Ref, ref } from 'lit/directives/ref.js';
import { Edit, newEditEvent } from '@openscd/open-scd-core';
import type { Dialog } from '@material/mwc-dialog';
import type { SingleSelectedEvent } from '@material/mwc-list';
import type { TextField } from '@material/mwc-textfield';
import '@material/mwc-dialog';
import '@material/mwc-list';
import '@material/mwc-list/mwc-list-item.js';
import '@material/mwc-textfield';
import { getReference, identity } from '@openscd/oscd-scl';
import {
bayGraphic,
eqRingPath,
equipmentGraphic,
movePath,
resizePath,
symbols,
voltageLevelGraphic,
} from './icons.js';
import {
attributes,
connectionStartPoints,
elementPath,
isBusBar,
isEqType,
newConnectEvent,
newPlaceEvent,
newPlaceLabelEvent,
newResizeEvent,
newRotateEvent,
newStartConnectEvent,
newStartPlaceEvent,
newStartPlaceLabelEvent,
newStartResizeEvent,
Point,
privType,
removeNode,
removeTerminal,
ringedEqTypes,
sldNs,
svgNs,
uuid,
xlinkNs,
xmlBoolean,
} from './util.js';
const parentTags: Partial<Record<string, string>> = {
ConductingEquipment: 'Bay',
Bay: 'VoltageLevel',
VoltageLevel: 'Substation',
};
const singleTerminal = new Set([
'BAT',
'EFN',
'FAN',
'GEN',
'IFL',
'MOT',
'PMP',
'RRC',
'SAR',
'SMC',
'VTR',
]);
type EditWizardDetial = { element: Element };
function newEditWizardEvent(element: Element): CustomEvent<EditWizardDetial> {
return new CustomEvent<EditWizardDetial>('oscd-edit-wizard-request', {
bubbles: true,
composed: true,
detail: { element },
});
}
type MenuItem = { handler: () => void; content: TemplateResult };
type Rect = [number, number, number, number];
function contains([x1, y1, w1, h1]: Rect, [x2, y2, w2, h2]: Rect) {
return x1 <= x2 && y1 <= y2 && x1 + w1 >= x2 + w2 && y1 + h1 >= y2 + h2;
}
function overlaps([x1, y1, w1, h1]: Rect, [x2, y2, w2, h2]: Rect) {
if (x1 >= x2 + w2 || x2 >= x1 + w1) return false;
if (y1 >= y2 + h2 || y2 >= y1 + h1) return false;
return true;
}
function containsRect(
element: Element,
x0: number,
y0: number,
w0: number,
h0: number
): boolean {
const {
pos: [x, y],
dim: [w, h],
} = attributes(element);
return contains([x, y, w, h], [x0, y0, w0, h0]);
}
function overlapsRect(
element: Element,
x0: number,
y0: number,
w0: number,
h0: number
): boolean {
const {
pos: [x, y],
dim: [w, h],
} = attributes(element);
return overlaps([x, y, w, h], [x0, y0, w0, h0]);
}
function cleanPath(path: Point[]) {
let i = path.length - 2;
while (i > 0) {
const [x, y] = path[i];
const [nx, ny] = path[i + 1];
const [px, py] = path[i - 1];
if (
(x === nx && y === ny) ||
(x === nx && x === px) ||
(y === ny && y === py)
)
path.splice(i, 1);
i -= 1;
}
}
function isBay(element: Element) {
return element.tagName === 'Bay' && !isBusBar(element);
}
function preventDefault(e: Event) {
e.preventDefault();
}
function copy(element: Element, nsp: string): Element {
const clone = element.cloneNode(true) as Element;
const terminals = new Set<Element>(
Array.from(element.querySelectorAll('Terminal'))
);
const cNodes = new Set<Element>(
Array.from(element.querySelectorAll('ConnectivityNode'))
);
terminals.forEach(terminal => {
const cNode = element.ownerDocument.querySelector(
`ConnectivityNode[pathName="${terminal.getAttribute(
'connectivityNode'
)}"]`
);
if (cNode) cNodes.add(cNode);
});
const foreignCNodes = new Set<Element>();
cNodes.forEach(cNode => {
const foreignTerminal = Array.from(
element.ownerDocument.querySelectorAll(
`Terminal[connectivityNode="${cNode.getAttribute('pathName')}"]`
)
).find(terminal => !terminals.has(terminal));
if (
foreignTerminal ||
(isBusBar(cNode.closest('Bay')!) &&
cNode.closest(element.tagName) !== element)
)
foreignCNodes.add(cNode);
});
foreignCNodes.forEach(cNode => {
if (cNode.closest(element.tagName) === element) {
if (isBusBar(cNode.closest('Bay')!))
clone
.querySelector(
`ConnectivityNode[pathName="${cNode.getAttribute('pathName')}"]`
)
?.closest('Bay')
?.remove();
else
clone
.querySelector(
`ConnectivityNode[pathName="${cNode.getAttribute('pathName')}"]`
)
?.remove();
}
terminals.forEach(terminal => {
if (
terminal.getAttribute('connectivityNode') ===
cNode.getAttribute('pathName')
)
clone
.querySelector(`[*|uuid="${terminal.getAttributeNS(sldNs, 'uuid')}"]`)
?.remove();
});
});
Array.from(clone.querySelectorAll('Terminal')).forEach(terminal => {
const oldUUID = terminal.getAttributeNS(sldNs, 'uuid');
if (!oldUUID) return;
const newUUID = uuid();
Array.from(clone.querySelectorAll(`Vertex[*|uuid="${oldUUID}"`)).forEach(
vertex => vertex.setAttributeNS(sldNs, `${nsp}:uuid`, newUUID)
);
terminal.setAttributeNS(sldNs, `${nsp}:uuid`, newUUID);
});
return clone;
}
function renderMenuFooter(element: Element) {
const name = element.getAttribute('name');
let detail: string | null | TemplateResult<1> = element.getAttribute('desc');
const type = element.getAttribute('type');
if (type) {
if (detail) detail = html`${type} — ${detail}`;
else detail = type;
}
let footerGraphic = equipmentGraphic(null);
if (element.tagName === 'ConductingEquipment')
footerGraphic = equipmentGraphic(element.getAttribute('type'));
else if (element.tagName === 'Bay' && isBusBar(element))
footerGraphic = html`<mwc-icon slot="graphic">horizontal_rule</mwc-icon>`;
else if (element.tagName === 'Bay') footerGraphic = bayGraphic;
else if (element.tagName === 'VoltageLevel')
footerGraphic = voltageLevelGraphic;
return html`<mwc-list-item ?twoline=${detail} graphic="avatar" noninteractive>
<span>${name}</span>
${detail
? html`<span
slot="secondary"
style="display: inline-block; max-width: 15em; overflow: hidden; text-overflow: ellipsis;"
>
${detail}
</span>`
: nothing}
${footerGraphic}
</mwc-list-item>`;
}
@customElement('sld-editor')
/* eslint-disable-next-line @typescript-eslint/no-unused-vars */
export class SLDEditor extends LitElement {
@property()
doc!: XMLDocument;
@property()
substation!: Element;
@property()
editCount = -1;
@property()
gridSize = 32;
@property()
nsp = 'esld';
@property()
resizing?: Element;
@property()
placing?: Element;
@property()
placingLabel?: Element;
@property()
connecting?: {
equipment: Element;
path: Point[];
terminal: 'top' | 'bottom';
};
@query('#resizeSubstationUI')
resizeSubstationUI!: Dialog;
@query('#substationWidthUI')
substationWidthUI!: TextField;
@query('#substationHeightUI')
substationHeightUI!: TextField;
@query('svg#sld')
sld!: SVGGraphicsElement;
@state()
mouseX = 0;
@state()
mouseY = 0;
@state()
mouseX2 = 0;
@state()
mouseY2 = 0;
@state()
menu?: { element: Element; top: number; left: number };
coordinatesRef: Ref<HTMLElement> = createRef();
positionCoordinates(e: MouseEvent) {
const coordinatesDiv = this.coordinatesRef?.value;
if (coordinatesDiv) {
coordinatesDiv.style.top = `${e.clientY}px`;
coordinatesDiv.style.left = `${e.clientX + 16}px`;
}
}
openMenu(element: Element, e: MouseEvent) {
if (
!this.placing &&
!this.resizing &&
!this.placingLabel &&
!this.connecting
)
this.menu = { element, left: e.clientX, top: e.clientY };
e.preventDefault();
}
svgCoordinates(clientX: number, clientY: number) {
const p = new DOMPoint(clientX, clientY);
const { x, y } = p.matrixTransform(this.sld.getScreenCTM()!.inverse());
return [x, y].map(coord => Math.max(0, coord));
}
canPlaceAt(element: Element, x: number, y: number, w: number, h: number) {
if (element.tagName === 'Substation') return true;
const overlappingSibling = Array.from(
this.substation.querySelectorAll(element.tagName)
).find(
sibling =>
sibling !== element &&
overlapsRect(sibling, x, y, w, h) &&
!isBusBar(sibling)
);
if (overlappingSibling && !isBusBar(element)) {
return false;
}
const containingParent =
element.tagName === 'VoltageLevel'
? containsRect(this.substation, x, y, w, h)
: Array.from(
this.substation.querySelectorAll(parentTags[element.tagName]!)
).find(
parent => !isBusBar(parent) && containsRect(parent, x, y, w, h)
);
if (containingParent) return true;
return false;
}
canResizeTo(element: Element, w: number, h: number) {
const {
pos: [x, y],
dim: [oldW, oldH],
} = attributes(element);
if (
!this.canPlaceAt(element, x, y, w, h) &&
this.canPlaceAt(element, x, y, oldW, oldH)
)
return false;
const lostChild = Array.from(element.children).find(child => {
if (parentTags[child.tagName] !== element.tagName) return false;
const {
pos: [cx, cy],
dim: [cw, ch],
} = attributes(child);
return !contains([x, y, w, h], [cx, cy, cw, ch]);
});
if (lostChild) return false;
return true;
}
renderedLabelPosition(element: Element): Point {
let {
label: [x, y],
} = attributes(element);
if (
this.placing &&
element.closest(this.placing.tagName) === this.placing
) {
const {
pos: [parentX, parentY],
} = attributes(this.placing);
x += this.mouseX - parentX;
y += this.mouseY - parentY;
}
if (this.placingLabel === element) {
x = this.mouseX2;
y = this.mouseY2 + 0.5;
}
return [x, y];
}
renderedPosition(element: Element): Point {
let {
pos: [x, y],
} = attributes(element);
if (
this.placing &&
element.closest(this.placing.tagName) === this.placing
) {
const {
pos: [parentX, parentY],
} = attributes(this.placing);
x += this.mouseX - parentX;
y += this.mouseY - parentY;
}
return [x, y];
}
handleKeydown = ({ key }: KeyboardEvent) => {
if (key === 'Escape') this.menu = undefined;
};
handleClick = (e: MouseEvent) => {
if (
this.menu &&
!e
.composedPath()
.find(elm => 'id' in elm && elm.id === 'sld-context-menu')
) {
e.stopImmediatePropagation();
this.menu = undefined;
}
};
connectedCallback() {
super.connectedCallback();
window.addEventListener('keydown', this.handleKeydown);
window.addEventListener('click', this.handleClick, true);
window.addEventListener('click', this.positionCoordinates);
}
disconnectedCallback() {
super.disconnectedCallback();
window.removeEventListener('keydown', this.handleKeydown);
window.removeEventListener('click', this.handleClick);
window.removeEventListener('click', this.positionCoordinates);
}
nearestOpenTerminal(equipment?: Element): 'top' | 'bottom' | undefined {
if (!equipment) return undefined;
const topTerminal = equipment.querySelector('Terminal[name="T1"]');
const bottomTerminal = equipment.querySelector('Terminal:not([name="T1"])');
const oneSided = singleTerminal.has(equipment.getAttribute('type')!);
if (topTerminal && bottomTerminal) return undefined;
if (oneSided && (topTerminal || bottomTerminal)) return undefined;
if (oneSided) return 'top';
if (topTerminal) return 'bottom';
if (bottomTerminal) return 'top';
const [mX2, mY2] = [this.mouseX2, this.mouseY2].map(n => n % 1);
const { rot } = attributes(equipment);
if (rot === 0 && mY2 === 0.5) return 'bottom';
if (rot === 1 && mX2 === 0) return 'bottom';
if (rot === 2 && mY2 === 0) return 'bottom';
if (rot === 3 && mX2 === 0.5) return 'bottom';
return 'top';
}
groundTerminal(equipment: Element, name: 'T1' | 'T2') {
const bay = equipment.closest('Bay')!;
const edits: Edit[] = [];
let grounded = bay.querySelector(
':scope > ConnectivityNode[name="grounded"]'
);
let pathName = grounded?.getAttribute('pathName');
if (!pathName) {
pathName = elementPath(equipment.closest('Bay')!, 'grounded');
grounded = this.doc.createElementNS(
this.doc.documentElement.namespaceURI,
'ConnectivityNode'
);
grounded.setAttribute('name', 'grounded');
grounded.setAttribute('pathName', pathName);
edits.push({
parent: bay,
node: grounded,
reference: getReference(bay, 'ConnectivityNode'),
});
}
const terminal = this.doc.createElementNS(
this.doc.documentElement.namespaceURI,
'Terminal'
);
terminal.setAttribute('name', name);
terminal.setAttribute('cNodeName', 'grounded');
const sName = equipment.closest('Substation')!.getAttribute('name');
if (sName) terminal.setAttribute('substationName', sName);
const vlName = equipment.closest('VoltageLevel')!.getAttribute('name');
if (vlName) terminal.setAttribute('voltageLevelName', vlName);
const bName = equipment.closest('Bay')!.getAttribute('name');
if (bName) terminal.setAttribute('bayName', bName);
terminal.setAttribute('connectivityNode', pathName);
edits.push({
parent: equipment,
node: terminal,
reference: getReference(equipment, 'Terminal'),
});
this.dispatchEvent(newEditEvent(edits));
}
flipElement(element: Element) {
const { flip } = attributes(element);
this.dispatchEvent(
newEditEvent({
element,
attributes: {
[`${this.nsp}:flip`]: {
namespaceURI: sldNs,
value: flip ? null : 'true',
},
},
})
);
}
equipmentMenuItems(equipment: Element) {
const items: MenuItem[] = [
{
content: html`<mwc-list-item graphic="icon">
<span>Mirror</span>
<mwc-icon slot="graphic">flip</mwc-icon>
</mwc-list-item>`,
handler: () => this.flipElement(equipment),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Rotate</span>
<mwc-icon slot="graphic">rotate_90_degrees_cw</mwc-icon>
</mwc-list-item>`,
handler: () => {
this.dispatchEvent(newRotateEvent(equipment));
},
},
{
content: html`<mwc-list-item graphic="icon">
<span>Copy</span>
<mwc-icon slot="graphic">copy_all</mwc-icon>
</mwc-list-item>`,
handler: () =>
this.dispatchEvent(newStartPlaceEvent(copy(equipment, this.nsp))),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Move</span>
<svg
xmlns="${svgNs}"
height="24"
width="24"
slot="graphic"
viewBox="0 96 960 960"
>
${movePath}
</svg>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartPlaceEvent(equipment)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Move Label</span>
<mwc-icon slot="graphic">text_rotation_none</mwc-icon>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartPlaceLabelEvent(equipment)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Edit</span>
<mwc-icon slot="graphic">edit</mwc-icon>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newEditWizardEvent(equipment)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Delete</span>
<mwc-icon slot="graphic">delete</mwc-icon>
</mwc-list-item>`,
handler: () => {
const edits: Edit[] = [];
Array.from(equipment.querySelectorAll('Terminal')).forEach(terminal =>
edits.push(...removeTerminal(terminal))
);
edits.push({ node: equipment });
this.dispatchEvent(newEditEvent(edits));
},
},
];
const { rot } = attributes(equipment);
const icons = {
connect: ['north', 'east', 'south', 'west'],
ground: ['expand_less', 'chevron_right', 'expand_more', 'chevron_left'],
disconnect: [
'arrow_drop_up',
'arrow_right',
'arrow_drop_down',
'arrow_left',
],
};
const texts = {
connect: [
'Connect top',
'Connect right',
'Connect bottom',
'Connect left',
],
ground: ['Ground top', 'Ground right', 'Ground bottom', 'Ground left'],
disconnect: [
'Detach top',
'Detach right',
'Detach bottom',
'Detach left',
],
};
const icon = (kind: 'connect' | 'ground' | 'disconnect', top: boolean) =>
icons[kind][top ? rot % 4 : (rot + 2) % 4];
const text = (kind: 'connect' | 'ground' | 'disconnect', top: boolean) =>
texts[kind][top ? rot % 4 : (rot + 2) % 4];
const item = (kind: 'connect' | 'ground' | 'disconnect', top: boolean) =>
html`<mwc-list-item graphic="icon">
<span>${text(kind, top)}</span>
<mwc-icon slot="graphic">${icon(kind, top)}</mwc-icon>
</mwc-list-item>`;
const topTerminal = equipment.querySelector('Terminal[name="T1"]');
const bottomTerminal = equipment.querySelector('Terminal:not([name="T1"])');
if (!singleTerminal.has(equipment.getAttribute('type')!)) {
if (bottomTerminal)
items.unshift({
handler: () =>
this.dispatchEvent(newEditEvent(removeTerminal(bottomTerminal))),
content: item('disconnect', false),
});
else
items.unshift(
{
handler: () =>
this.dispatchEvent(
newStartConnectEvent({
equipment,
terminal: 'bottom',
})
),
content: item('connect', false),
},
{
handler: () => this.groundTerminal(equipment, 'T2'),
content: item('ground', false),
}
);
}
if (topTerminal)
items.unshift({
handler: () =>
this.dispatchEvent(newEditEvent(removeTerminal(topTerminal))),
content: item('disconnect', true),
});
else
items.unshift(
{
handler: () =>
this.dispatchEvent(
newStartConnectEvent({ equipment, terminal: 'top' })
),
content: item('connect', true),
},
{
handler: () => this.groundTerminal(equipment, 'T1'),
content: item('ground', true),
}
);
return items;
}
busBarMenuItems(busBar: Element) {
const items: MenuItem[] = [
{
content: html`<mwc-list-item graphic="icon">
<span>Resize</span>
<svg
xmlns="${svgNs}"
slot="graphic"
width="24"
height="24"
viewBox="0 96 960 960"
>
${resizePath}
</svg>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartResizeEvent(busBar)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Move</span>
<svg
xmlns="${svgNs}"
height="24"
width="24"
slot="graphic"
viewBox="0 96 960 960"
>
${movePath}
</svg>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartPlaceEvent(busBar)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Move Label</span>
<mwc-icon slot="graphic">text_rotation_none</mwc-icon>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartPlaceLabelEvent(busBar)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Edit</span>
<mwc-icon slot="graphic">edit</mwc-icon>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newEditWizardEvent(busBar)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Delete</span>
<mwc-icon slot="graphic">delete</mwc-icon>
</mwc-list-item>`,
handler: () => {
const node = busBar.querySelector('ConnectivityNode')!;
this.dispatchEvent(
newEditEvent([...removeNode(node), { node: busBar }])
);
},
},
];
return items;
}
containerMenuItems(bayOrVL: Element) {
const items: MenuItem[] = [
{
content: html`<mwc-list-item graphic="icon">
<span>Resize</span>
<svg
xmlns="${svgNs}"
slot="graphic"
width="24"
height="24"
viewBox="0 96 960 960"
>
${resizePath}
</svg>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartResizeEvent(bayOrVL)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Copy</span>
<mwc-icon slot="graphic">copy_all</mwc-icon>
</mwc-list-item>`,
handler: () =>
this.dispatchEvent(newStartPlaceEvent(copy(bayOrVL, this.nsp))),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Move</span>
<svg
xmlns="${svgNs}"
height="24"
width="24"
slot="graphic"
viewBox="0 96 960 960"
>
${movePath}
</svg>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartPlaceEvent(bayOrVL)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Move Label</span>
<mwc-icon slot="graphic">text_rotation_none</mwc-icon>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newStartPlaceLabelEvent(bayOrVL)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Edit</span>
<mwc-icon slot="graphic">edit</mwc-icon>
</mwc-list-item>`,
handler: () => this.dispatchEvent(newEditWizardEvent(bayOrVL)),
},
{
content: html`<mwc-list-item graphic="icon">
<span>Delete</span>
<mwc-icon slot="graphic">delete</mwc-icon>
</mwc-list-item>`,
handler: () => {
const edits: Edit[] = [];
Array.from(bayOrVL.getElementsByTagName('ConnectivityNode')).forEach(
cNode => {
if (
Array.from(
this.doc.querySelectorAll(
`Terminal[connectivityNode="${cNode.getAttribute(
'pathName'
)}"]`
)
).find(
terminal => terminal.closest(bayOrVL.tagName) !== bayOrVL
)
)
edits.push(...removeNode(cNode));
}
);
Array.from(bayOrVL.getElementsByTagName('Terminal')).forEach(
terminal => {
const cNode = this.doc.querySelector(
`ConnectivityNode[pathName="${terminal.getAttribute(
'connectivityNode'
)}"]`
);
if (cNode && cNode.closest(bayOrVL.tagName) !== bayOrVL)
edits.push(...removeNode(cNode));
}
);
edits.push({ node: bayOrVL });
this.dispatchEvent(newEditEvent(edits));
},
},
];
return items;
}
renderMenu() {
if (!this.menu) return html``;
const { element } = this.menu;
let items: MenuItem[] = [];
if (element.tagName === 'ConductingEquipment')
items = this.equipmentMenuItems(element);
else if (element.tagName === 'Bay' && isBusBar(element))
items = this.busBarMenuItems(element);
else if (element.tagName === 'Bay' || element.tagName === 'VoltageLevel')
items = this.containerMenuItems(element);
return html`
<menu
id="sld-context-menu"
style="position: fixed; top: ${this.menu.top}px; left: ${this.menu
.left}px; background: var(--oscd-base3, white); margin: 0px; padding: 0px; box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23); --mdc-list-vertical-padding: 0px; overflow-y: auto;"
${ref(async (menu?: Element) => {
if (!(menu instanceof HTMLElement)) return;
const nav = (
this.parentElement!.getRootNode() as ShadowRoot
).querySelector('nav')!;
const navHeight = nav.offsetHeight + 8;
await this.updateComplete;
const { bottom, right } = menu.getBoundingClientRect();
if (bottom > window.innerHeight - navHeight) {
menu.style.removeProperty('top');
// eslint-disable-next-line no-param-reassign
menu.style.bottom = `${navHeight}px`;
// eslint-disable-next-line no-param-reassign
menu.style.maxHeight = `calc(100vh - ${navHeight + 68}px)`;
}
if (right > window.innerWidth) {
menu.style.removeProperty('left');
// eslint-disable-next-line no-param-reassign
menu.style.right = '0px';
}
})}
>
<mwc-list
@selected=${({ detail: { index } }: SingleSelectedEvent) => {
items[index]?.handler();
this.menu = undefined;
}}
>
${items.map(i => i.content)}
<li divider role="separator"></li>
${renderMenuFooter(element)}
</mwc-list>
</menu>
`;
}
render() {
const {
dim: [w, h],
} = attributes(this.substation);
const placingTarget =
this.placing?.tagName === 'VoltageLevel'
? svg`<rect width="100%" height="100%" fill="url(#grid)" />`
: nothing;
const placingLabelTarget = this.placingLabel
? svg`<rect width="100%" height="100%" fill="url(#halfgrid)"
@click=${() => {
const element = this.placingLabel!;
const [x, y] = this.renderedLabelPosition(element);
this.dispatchEvent(newPlaceLabelEvent({ element, x, y }));
}}
/>`
: nothing;
let placingElement = svg``;
if (this.placing) {
if (this.placing.tagName === 'VoltageLevel' || isBay(this.placing))
placingElement = svg`${this.renderContainer(this.placing, true)}`;
else if (this.placing.tagName === 'ConductingEquipment')
placingElement = this.renderEquipment(this.placing, { preview: true });
else if (isBusBar(this.placing))
placingElement = this.renderBusBar(this.placing);
}
let coordinates = html``;
let invalid = false;
let hidden = true;
if (this.placing) {
const {
dim: [w0, h0],
} = attributes(this.placing);
hidden = false;
invalid = !this.canPlaceAt(
this.placing,
this.mouseX,
this.mouseY,
w0,
h0
);
coordinates = html`${this.mouseX},${this.mouseY}`;
}
if (this.resizing && !isBusBar(this.resizing)) {
const {
pos: [x, y],
} = attributes(this.resizing);
const newW = Math.max(1, this.mouseX - x + 1);
const newH = Math.max(1, this.mouseY - y + 1);
hidden = false;
invalid = !this.canResizeTo(this.resizing, newW, newH);
coordinates = html`${newW}×${newH}`;
}
const coordinateTooltip = html`<div
${ref(this.coordinatesRef)}
class="${classMap({ coordinates: true, invalid, hidden })}"
>
(${coordinates})
</div>`;
const connectionPreview = [];
if (this.connecting?.equipment.closest('Substation') === this.substation) {
const { equipment, path, terminal } = this.connecting;
let i = 0;
while (i < path.length - 2) {
const [x1, y1] = path[i];
const [x2, y2] = path[i + 1];
connectionPreview.push(
svg`<line x1="${x1}" y1="${y1}" x2="${x2}" y2="${y2}"
stroke-linecap="square" stroke="black" />`
);
i += 1;
}
const [[x1, y1], [oldX2, oldY2]] = path.slice(-2);
const vertical = x1 === oldX2;
let x3 = this.mouseX + 0.5;
let y3 = this.mouseY + 0.5;
let [x4, y4] = [x3, y3];
const targetEq = Array.from(
this.substation.querySelectorAll('ConductingEquipment')
)
.filter(eq => eq !== equipment)
.find(eq => {
const {
pos: [x, y],
} = attributes(eq);
return x === this.mouseX && y === this.mouseY;
});