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comparison client/src/components/gauge/Waterlevel.vue @ 4228:b8d578e42b4b

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pdfprint: generate a new transform object instead of manipulating the given one. See https://github.com/d3/d3-zoom#zoomTransform
author Thomas Junk <thomas.junk@intevation.de>
date Tue, 20 Aug 2019 10:10:21 +0200
parents 6f0cd9a551b3
children 0f0628189cd7
comparison
equal deleted inserted replaced
4227:849d5ca7cc03 4228:b8d578e42b4b
946 }; 946 };
947 zoom.on("zoom", () => { 947 zoom.on("zoom", () => {
948 if (d3.event.sourceEvent && d3.event.sourceEvent.type === "brush") 948 if (d3.event.sourceEvent && d3.event.sourceEvent.type === "brush")
949 return; // ignore zoom-by-brush 949 return; // ignore zoom-by-brush
950 let t = d3.event.transform; 950 let t = d3.event.transform;
951 // Set the last zoom level and recalculate x,y for pdf-export
952 if (zoomLevel) { 951 if (zoomLevel) {
953 t.x = (zoomLevel.x * dimensions.width) / zoomLevel.width; 952 const tx = (zoomLevel.x * dimensions.width) / zoomLevel.width;
954 t.k = zoomLevel.k; 953 const k = zoomLevel.k;
955 t.y = zoomLevel.y; 954 const ty = zoomLevel.y;
956 scaleForZoom(t); 955 t = d3.zoomIdentity.translate(tx, ty).scale(k);
957 // reset zoomming after drawing for pdf
958 t.k = 1;
959 t.x = 0;
960 t.y = 0;
961 } else {
962 scaleForZoom(t);
963 } 956 }
957 scaleForZoom(t);
964 }); 958 });
965 zoom.on("start", () => { 959 zoom.on("start", () => {
966 svg.select(".chart-dot").style("opacity", 0); 960 svg.select(".chart-dot").style("opacity", 0);
967 svg.select(".chart-tooltip").style("opacity", 0); 961 svg.select(".chart-tooltip").style("opacity", 0);
968 }); 962 });