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83 lines
2.2 KiB
JavaScript
83 lines
2.2 KiB
JavaScript
import * as d3 from 'd3';
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import { d3keybinding } from '../lib/d3.keybinding.js';
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import { uiFlash } from '../ui';
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/* Creates a keybinding behavior for an operation */
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export function behaviorOperation(context) {
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var which, keybinding;
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function drawIcon(selection) {
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var button = selection
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.append('svg')
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.attr('class', 'operation-icon')
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.append('g')
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.attr('class', 'radial-menu-item radial-menu-item-' + which.id)
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.attr('transform', 'translate(10,10)')
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.classed('disabled', which.disabled());
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button
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.append('circle')
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.attr('r', 9);
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button
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.append('use')
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.attr('transform', 'translate(-7,-7)')
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.attr('width', '14')
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.attr('height', '14')
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.attr('xlink:href', '#operation-' + which.id);
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return selection;
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}
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var behavior = function () {
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if (which && which.available() && !context.inIntro()) {
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keybinding = d3keybinding('behavior.key.' + which.id);
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keybinding.on(which.keys, function() {
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d3.event.preventDefault();
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var disabled = which.disabled();
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if (disabled) {
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uiFlash(3000)
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.html('')
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.call(drawIcon)
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.append('div')
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.attr('class', 'operation-tip')
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.text(which.tooltip);
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} else {
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uiFlash(1500)
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.html('')
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.call(drawIcon)
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.append('div')
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.attr('class', 'operation-tip')
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.text(which.annotation() || which.title);
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which();
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}
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});
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d3.select(document).call(keybinding);
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}
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return behavior;
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};
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behavior.off = function() {
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if (keybinding) {
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d3.select(document).call(keybinding.off);
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}
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};
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behavior.which = function (_) {
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if (!arguments.length) return which;
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which = _;
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return behavior;
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};
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return behavior;
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}
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