index : pan-zoom | |
SVG pan/zoom library. |
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Diffstat (limited to 'src/app.js')
-rw-r--r-- | src/app.js | 18 |
1 files changed, 11 insertions, 7 deletions
@@ -1,6 +1,8 @@ //import zoom from './modules/zoom'; //import pan from './modules/pan'; import * as panzoom from './modules/with-restore'; +import { default as zoom, programmaticZoom } from './modules/zoom'; +import { default as pan, programmaticPan } from './modules/pan'; import { getTracked } from './modules/utils'; const optionalZoomFactor = 0.1 @@ -13,23 +15,25 @@ const optionalZoomFactor = 0.1 window.addEventListener('load', function () { const svg = document.querySelector('svg'), - //targetEl = svg.querySelector('g.pan-zoom'), + targetEl = svg.querySelector('g.pan-zoom'), //pointer = svg.querySelector('#pointer'), - //options = { passive: false }, + options = { passive: false }, + { width, height } = svg.getBoundingClientRect(), groups = getTracked(svg.querySelectorAll('g[class] use')), afterZoom = async () => { groups.forEach(([z, p]) => { z.style.display = ''; const { width } = z.getBoundingClientRect(); - console.log('width', width); - width < 40 ? z.style.display = 'none' : z.style.display = ''; + width < 50 ? z.style.display = 'none' : z.style.display = ''; }); }; - //svg.addEventListener('wheel', zoom(targetEl, optionalZoomFactor, afterZoom), options); - //svg.addEventListener('pointerdown', pan(targetEl), options); + svg.addEventListener('wheel', zoom(targetEl, optionalZoomFactor, afterZoom), options); + svg.addEventListener('pointerdown', pan(targetEl), options); - panzoom.start(svg, 'g.pan-zoom', afterZoom); + //panzoom.start(svg, 'g.pan-zoom', afterZoom); + + programmaticZoom(targetEl, { x: width / 2, y: height / 2 }, 2, afterZoom); //svg.addEventListener('pointermove', e => { // const pt = new DOMPoint(e.clientX, e.clientY), |