VML绘图板②脚本--VMLgraph.js、XMLtool.js

  }
}

function paint() {
  Element = canvas.documentElement.childNodes[0].lastChild;
  var x0,y0,x1,y1;
  x0 = Math.min(dx,xo);
  y0 = Math.min(dy,yo);
  x1 = Math.max(dx,xo);
  y1 = Math.max(dy,yo);
  var box = "left:"+x0+"; top:"+y0+"; width:"+(x1-x0)+"; height:"+(y1-y0)+";";
  switch(ToolBarNum) {
    case 4:
      if(CurveItemNum ==2) {
        Element.setAttribute("control1") = xo+","+yo;
        Element.setAttribute("control2") = Element.getAttribute("to");
        break;
      }
      if(CurveItemNum ==3) {
        Element.setAttribute("control2") = xo+","+yo;
        break;
      }
    case 3:
      Element.setAttribute("to") = xo+","+yo;
      break;
    case 7:
      var regerp = /[0-9]+,[0-9]+$/
      var str = Element.getAttribute("path");
      Element.setAttribute("path") = str.replace(regerp,xo+","+yo);
      break;
    case 5:
    case 6:
    case 8:
      var regerp = /left.+height:[0-9]+;/
      var str = Element.getAttribute("style");
      Element.setAttribute("style") = str.replace(regerp,box);
      break;
    case 9:
      var regerp = / [0-9]+,[0-9]+$/
      var str = Element.getAttribute("points");
      Element.setAttribute("points") = str+" "+xo+","+yo;
      break;
    defaule:
      break;
  }

}

function init() {
  tool_box_refresh();  // 工具栏初始
  view.innerHTML = tree(canvas.documentElement);  // 绘图区初始
  color.innerHTML = tree(tools.selectNodes("*/colorbar")[0]);  // 颜色选择初始
  linebox.innerHTML = tree(tools.selectNodes("*/linebox")[0]);  // 线型选择初始
  gradientBox.innerHTML = tree(tools.selectNodes("*/gradient")[0]);  // 充填选择初始
}

// 绘制工具栏
function tool_box_refresh() {
  var buffer = "";
  var i;
  for(i=0;i<tools.selectNodes("*/toolbar").length;i++) {