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56-绘图雏形-svgInsert-01-A1-legend.html
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56-绘图雏形-svgInsert-01-A1-legend.html
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<!DOCTYPE html>
<head>
<meta charset="UTF-8">
<title>Title</title>
<link rel="stylesheet" type="text/css" href="svg270/themes/default/easyui.css">
<link rel="stylesheet" type="text/css" href="svg270/themes/icon.css">
<script type="text/javascript" src="svg270/jquery.min.js"></script>
<script type="text/javascript" src="svg270/jquery.easyui.min.js"></script>
<script src="svg270/svg.min.js"></script>
<script src="svg270/svg.panzoom.js"></script>
<script src="svg270/svg.draggable.js"></script>
<link rel="stylesheet" type="text/css" href="svg270/svg.select.css">
<script src="svg270/svg.select.js"></script>
<script src="svg270/svg.resize.js"></script>
</head>
<style>
ul li{
margin-bottom: 20px;
cursor: pointer;
}
</style>
<body>
<div style="float:left;margin-right: 50px;width: 100px;height: 400px;">
</div>
<div style="float:left;">
<div style="border-bottom: 1px solid gray;">我是一个画布视窗</div>
<div id="drawing" style="float:left;border:2px solid green;width: 1000px;height: 700px;">
</div>
</div>
</body>
<script>
//全局键盘事件
$(document).on("keyup",function(e){
//删除选中的对象
if(46==e.keyCode){
var els = draw.select(".selectedObject");
if(els.members.length<=0){
return;
}
for(var i in els.members){
els.members[i].remove();
}
}
})
// var draw = SVG('drawing').size("1000", "700")
var draw = SVG('drawing').size("1000", "700")
// pan and zoom
// draw.panZoom({zoomMin: 0.1, zoomMax: 20,zoomFactor:0.2});
draw.panZoom();
draw.on('zoom', function( box, focus) {
// ev.preventDefault()
//图纸放大和缩小会触发
//console.log(box)
//console.log(focus)
})
// var defaultZoom = draw.zoom(1);
/**
* 绑定右击事件
*/
draw.on("contextmenu",function(e){
e.preventDefault();
});
//创建虚线线型
//参考 https://www.runoob.com/svg/svg-stroke.html
draw.line(0, 0, 100, 150).stroke({ width: 3 }).attr("stroke-dasharray","10,10");
loadLegendByUrl("./svg270/legend/"+"A1（横）图框+图签（SEI）.svg",function(text){
// console.log(text);
draw.svg(text);
//A0=1189*841
//A1=841*594
//A2=594*420
//A3=420*297
//A4=297*210
//单位是毫米
var a = SVG.get("demo").size("841mm","594mm").attr("id","id_"+createUUID()).draggable();
})
// var arr = ["列管式反应器（20-100）.svg","卧式容器（50-20）.svg","压力表（10）.svg","闸阀(法兰)(10-4).svg"];
var arr = ["列管式反应器（20-100）.svg"];
for(var i in arr){
var e = arr[i];
loadLegendByUrl("./svg270/legend/"+e,function(text){
// console.log(text);
draw.svg(text);
var a = SVG.get("demo").attr("id","id_"+createUUID()).draggable();
})
}
/**
* 加载图例
*/
function loadLegendByUrl(url,callback){
$.post(url, {}, function (data) {
if($.isFunction(callback)){
callback(data);
}
}, "text");
}
/**
* 坐标转换公式
* from (x,y)-> vbox(x,y)
*/
function transformFrom(x,y){
//将外部坐标转换为内部 vbox坐标系
var box = draw.viewbox();
// console.log(box);
var width4Client = $("#drawing").width();
var height4Client = $("#drawing").height();
//计算图例在 vbox 中的真实坐标
var x4Vbox = (box.width/width4Client)*x+box.x;
var y4Vbox = (box.height/height4Client)*y+box.y;
//计算图例在 vbox 中的缩放比例
var zoom = box.zoom;
return {x:x4Vbox,y:y4Vbox,zoom:zoom}
}
function createUUID(){
var x= 13*Math.floor(Math.random()*1000)+"-"+7*Math.floor(Math.random()*100);
return "id_"+x;
}
</script>
</html>