svgedit
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Powerful SVG-Editor for your browser
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JavaScript
import { __vitePreload } from "../_virtual/_vite/preload-helper.js";
//#region src/editor/extensions/ext-polystar/ext-polystar.js
function __variableDynamicImportRuntime0__(path) {
switch (path) {
case "./locale/en.js": return __vitePreload(() => import("./locale/en.js"), [], import.meta.url);
case "./locale/fr.js": return __vitePreload(() => import("./locale/fr.js"), [], import.meta.url);
case "./locale/sv.js": return __vitePreload(() => import("./locale/sv.js"), [], import.meta.url);
case "./locale/tr.js": return __vitePreload(() => import("./locale/tr.js"), [], import.meta.url);
case "./locale/uk.js": return __vitePreload(() => import("./locale/uk.js"), [], import.meta.url);
case "./locale/zh-CN.js": return __vitePreload(() => import("./locale/zh-CN.js"), [], import.meta.url);
default: return new Promise(function(resolve, reject) {
(typeof queueMicrotask === "function" ? queueMicrotask : setTimeout)(reject.bind(null, /* @__PURE__ */ new Error("Unknown variable dynamic import: " + path)));
});
}
}
/**
* @file ext-polystar.js
*
*
* @copyright 2010 CloudCanvas, Inc. All rights reserved
* @copyright 2021 Optimistik SAS, Inc. All rights reserved
* @license MIT
*
*/
var name = "polystar";
var loadExtensionTranslation = async function(svgEditor) {
let translationModule;
const lang = svgEditor.configObj.pref("lang");
try {
translationModule = await __variableDynamicImportRuntime0__(`./locale/${lang}.js`);
} catch (_error) {
console.warn(`Missing translation (${lang}) for ${name} - using 'en'`);
translationModule = await __vitePreload(() => import("./locale/en.js"), [], import.meta.url);
}
svgEditor.i18next.addResourceBundle(lang, name, translationModule.default);
};
var ext_polystar_default = {
name,
async init() {
const svgEditor = this;
const { svgCanvas } = svgEditor;
const { ChangeElementCommand } = svgCanvas.history;
const addToHistory = (cmd) => {
svgCanvas.undoMgr.addCommandToHistory(cmd);
};
const { $id, $click } = svgCanvas;
let selElems;
let started;
let newFO;
await loadExtensionTranslation(svgEditor);
/**
* @param {boolean} on true=display
* @param {string} tool "star" or "polygone"
* @returns {void}
*/
const showPanel = (on, tool) => {
if (on) $id(`${tool}_panel`).style.removeProperty("display");
else $id(`${tool}_panel`).style.display = "none";
};
/**
*
* @param {string} attr attribute to change
* @param {string|Float} val new value
* @returns {void}
*/
const setAttr = (attr, val) => {
svgCanvas.changeSelectedAttribute(attr, val);
svgCanvas.call("changed", selElems);
};
/**
* @param {Float} n angle
* @return {Float} cotangeante
*/
const cot = (n) => 1 / Math.tan(n);
/**
* @param {Float} n angle
* @returns {Float} sec
*/
const sec = (n) => 1 / Math.cos(n);
return {
name: svgEditor.i18next.t(`${name}:name`),
callback() {
const buttonTemplate = `
<se-flyingbutton id="tools_polygon" title="${`${name}:title`}">
<se-button id="tool_star" title="${`${name}:buttons.0.title`}" src="star.svg">
</se-button>
<se-button id="tool_polygon" title="${`${name}:buttons.1.title`}" src="polygon.svg">
</se-button>
</se-flyingbutton>
`;
svgCanvas.insertChildAtIndex($id("tools_left"), buttonTemplate, 10);
$click($id("tool_star"), () => {
if (this.leftPanel.updateLeftPanel("tool_star")) {
svgCanvas.setMode("star");
showPanel(true, "star");
showPanel(false, "polygon");
}
});
$click($id("tool_polygon"), () => {
if (this.leftPanel.updateLeftPanel("tool_polygon")) {
svgCanvas.setMode("polygon");
showPanel(true, "polygon");
showPanel(false, "star");
}
});
const label0 = `${name}:contextTools.0.label`;
const title0 = `${name}:contextTools.0.title`;
const label1 = `${name}:contextTools.1.label`;
const title1 = `${name}:contextTools.1.title`;
const label2 = `${name}:contextTools.2.label`;
const title2 = `${name}:contextTools.2.title`;
const label3 = `${name}:contextTools.3.label`;
const title3 = `${name}:contextTools.3.title`;
const panelTemplate = document.createElement("template");
panelTemplate.innerHTML = `
<div id="star_panel">
<se-spin-input id="starNumPoints" label="${label0}" min=1 step=1 value=5 title="${title0}">
</se-spin-input>
<se-spin-input id="RadiusMultiplier" label="${label1}" min=1 step=2.5 value=3 title="${title1}">
</se-spin-input>
<se-spin-input id="radialShift" min=0 step=1 value=0 label="${label2}" title="${title2}">
</se-spin-input>
</div>
<div id="polygon_panel">
<se-spin-input size="3" id="polySides" min=1 step=1 value=5 label="${label3}" title="${title3}">
</se-spin-input>
</div>
`;
$id("tools_top").appendChild(panelTemplate.content.cloneNode(true));
showPanel(false, "star");
showPanel(false, "polygon");
$id("starNumPoints").addEventListener("change", (event) => {
setAttr("point", event.target.value);
const point = event.target.value;
let i = selElems.length;
while (i--) {
const elem = selElems[i];
if (elem.hasAttribute("r")) {
const oldPoint = elem.getAttribute("point");
const oldPoints = elem.getAttribute("points");
const radialshift = elem.getAttribute("radialshift");
let xpos = 0;
let ypos = 0;
if (elem.points) {
const list = elem.points;
const len = list.numberOfItems;
for (let i = 0; i < len; ++i) {
const pt = list.getItem(i);
xpos += parseFloat(pt.x);
ypos += parseFloat(pt.y);
}
const cx = xpos / len;
const cy = ypos / len;
const circumradius = Number(elem.getAttribute("r"));
const inradius = circumradius / elem.getAttribute("starRadiusMultiplier");
let polyPoints = "";
for (let s = 0; point >= s; s++) {
let angle = 2 * Math.PI * (s / point);
angle -= Math.PI / 2;
let x = circumradius * Math.cos(angle) + cx;
let y = circumradius * Math.sin(angle) + cy;
polyPoints += x + "," + y + " ";
if (!isNaN(inradius)) {
angle = 2 * Math.PI * (s / point) + Math.PI / point;
angle -= Math.PI / 2;
angle += radialshift;
x = inradius * Math.cos(angle) + cx;
y = inradius * Math.sin(angle) + cy;
polyPoints += x + "," + y + " ";
}
}
elem.setAttribute("points", polyPoints);
addToHistory(new ChangeElementCommand(elem, {
point: oldPoint,
points: oldPoints
}));
}
}
}
});
$id("RadiusMultiplier").addEventListener("change", (event) => {
setAttr("starRadiusMultiplier", event.target.value);
});
$id("radialShift").addEventListener("change", (event) => {
setAttr("radialshift", event.target.value);
});
$id("polySides").addEventListener("change", (event) => {
setAttr("sides", event.target.value);
const sides = event.target.value;
let i = selElems.length;
while (i--) {
const elem = selElems[i];
if (elem.hasAttribute("edge")) {
const oldSides = elem.getAttribute("sides");
const oldPoints = elem.getAttribute("points");
let xpos = 0;
let ypos = 0;
if (elem.points) {
const list = elem.points;
const len = list.numberOfItems;
for (let i = 0; i < len; ++i) {
const pt = list.getItem(i);
xpos += parseFloat(pt.x);
ypos += parseFloat(pt.y);
}
const cx = xpos / len;
const cy = ypos / len;
const circumradius = elem.getAttribute("edge") / 2 * cot(Math.PI / sides) * sec(Math.PI / sides);
let points = "";
for (let s = 0; sides >= s; s++) {
const angle = 2 * Math.PI * s / sides;
const x = circumradius * Math.cos(angle) + cx;
const y = circumradius * Math.sin(angle) + cy;
points += x + "," + y + " ";
}
elem.setAttribute("points", points);
addToHistory(new ChangeElementCommand(elem, {
sides: oldSides,
points: oldPoints
}));
}
}
}
});
},
mouseDown(opts) {
if (svgCanvas.getMode() === "star") {
const fill = svgCanvas.getColor("fill");
const stroke = svgCanvas.getColor("stroke");
const strokeWidth = svgCanvas.getStrokeWidth();
started = true;
newFO = svgCanvas.addSVGElementsFromJson({
element: "polygon",
attr: {
cx: opts.start_x,
cy: opts.start_y,
id: svgCanvas.getNextId(),
shape: "star",
point: $id("starNumPoints").value,
r: 0,
radialshift: $id("radialShift").value,
r2: 0,
orient: "point",
fill,
stroke,
"stroke-width": strokeWidth
}
});
return { started: true };
}
if (svgCanvas.getMode() === "polygon") {
const fill = svgCanvas.getColor("fill");
const stroke = svgCanvas.getColor("stroke");
const strokeWidth = svgCanvas.getStrokeWidth();
started = true;
newFO = svgCanvas.addSVGElementsFromJson({
element: "polygon",
attr: {
cx: opts.start_x,
cy: opts.start_y,
id: svgCanvas.getNextId(),
shape: "regularPoly",
sides: $id("polySides").value,
orient: "x",
edge: 0,
fill,
stroke,
"stroke-width": strokeWidth
}
});
return { started: true };
}
},
mouseMove(opts) {
if (!started) return;
if (svgCanvas.getMode() === "star") {
const cx = Number(newFO.getAttribute("cx"));
const cy = Number(newFO.getAttribute("cy"));
const point = Number(newFO.getAttribute("point"));
const orient = newFO.getAttribute("orient");
const fill = newFO.getAttribute("fill");
const stroke = newFO.getAttribute("stroke");
const strokeWidth = Number(newFO.getAttribute("stroke-width"));
const radialshift = Number(newFO.getAttribute("radialshift"));
let x = opts.mouse_x;
let y = opts.mouse_y;
const circumradius = Math.sqrt((x - cx) * (x - cx) + (y - cy) * (y - cy)) / 1.5;
const RadiusMultiplier = document.getElementById("RadiusMultiplier").value;
const inradius = circumradius / RadiusMultiplier;
newFO.setAttribute("r", circumradius);
newFO.setAttribute("r2", inradius);
newFO.setAttribute("starRadiusMultiplier", RadiusMultiplier);
let polyPoints = "";
for (let s = 0; point >= s; s++) {
let angle = 2 * Math.PI * (s / point);
if (orient === "point") angle -= Math.PI / 2;
else if (orient === "edge") angle = angle + Math.PI / point - Math.PI / 2;
x = circumradius * Math.cos(angle) + cx;
y = circumradius * Math.sin(angle) + cy;
polyPoints += x + "," + y + " ";
if (!isNaN(inradius)) {
angle = 2 * Math.PI * (s / point) + Math.PI / point;
if (orient === "point") angle -= Math.PI / 2;
else if (orient === "edge") angle = angle + Math.PI / point - Math.PI / 2;
angle += radialshift;
x = inradius * Math.cos(angle) + cx;
y = inradius * Math.sin(angle) + cy;
polyPoints += x + "," + y + " ";
}
}
newFO.setAttribute("points", polyPoints);
newFO.setAttribute("fill", fill);
newFO.setAttribute("stroke", stroke);
newFO.setAttribute("stroke-width", strokeWidth);
newFO.getAttribute("shape");
return { started: true };
}
if (svgCanvas.getMode() === "polygon") {
const cx = Number(newFO.getAttribute("cx"));
const cy = Number(newFO.getAttribute("cy"));
const sides = Number(newFO.getAttribute("sides"));
const fill = newFO.getAttribute("fill");
const stroke = newFO.getAttribute("stroke");
const strokeWidth = Number(newFO.getAttribute("stroke-width"));
let x = opts.mouse_x;
let y = opts.mouse_y;
const edg = Math.sqrt((x - cx) * (x - cx) + (y - cy) * (y - cy)) / 1.5;
newFO.setAttribute("edge", edg);
const circumradius = edg / 2 * cot(Math.PI / sides) * sec(Math.PI / sides);
let points = "";
for (let s = 0; sides >= s; s++) {
const angle = 2 * Math.PI * s / sides;
x = circumradius * Math.cos(angle) + cx;
y = circumradius * Math.sin(angle) + cy;
points += x + "," + y + " ";
}
newFO.setAttribute("points", points);
newFO.setAttribute("fill", fill);
newFO.setAttribute("stroke", stroke);
newFO.setAttribute("stroke-width", strokeWidth);
return { started: true };
}
},
mouseUp() {
if (svgCanvas.getMode() === "star") return {
keep: newFO.getAttribute("r") !== "0",
element: newFO
};
if (svgCanvas.getMode() === "polygon") return {
keep: newFO.getAttribute("edge") !== "0",
element: newFO
};
},
selectedChanged(opts) {
selElems = opts.elems;
let i = selElems.length;
if (!i) {
showPanel(false, "star");
showPanel(false, "polygon");
return;
}
while (i--) {
const elem = selElems[i];
if (elem?.getAttribute("shape") === "star") if (opts.selectedElement && !opts.multiselected) {
$id("starNumPoints").value = elem.getAttribute("point");
$id("radialShift").value = elem.getAttribute("radialshift");
showPanel(true, "star");
} else showPanel(false, "star");
else if (elem?.getAttribute("shape") === "regularPoly") if (opts.selectedElement && !opts.multiselected) {
$id("polySides").value = elem.getAttribute("sides");
showPanel(true, "polygon");
} else showPanel(false, "polygon");
else {
showPanel(false, "star");
showPanel(false, "polygon");
}
}
}
};
}
};
//#endregion
export { ext_polystar_default as default };
//# sourceMappingURL=ext-polystar.js.map