...import turtle, time def drawGap(): turtle.penup() turtle.fd(5) def drawLine(draw): drawGap() turtle.pendown() if draw else turtle.penup() turtle.fd(40) drawGap() turtle....
...地图片啊 ↑图在上面链接↑ interface Drawing{ public void drawLine(double x1,double y1,double x2,double y2); public void drawCircle(double x,double y,double r); } class V1Drawing implements Drawing{ ...
..., 200]] var linePath = d3.line().curve(d3.curveCatmullRom.alpha(0.5)); var drawLine = d3.select(#line).append(svg).attr(width, 400).attr(height, 300); drawLine.append(path).attr(d, linePath(lines))...
..., 200]] var linePath = d3.line().curve(d3.curveCatmullRom.alpha(0.5)); var drawLine = d3.select(#line).append(svg).attr(width, 400).attr(height, 300); drawLine.append(path).attr(d, linePath(lines))...
...axWidth, lineNum) { var drawTxt = ; // 当前绘制的内容 var drawLine = 1; // 第几行开始绘制 var drawIndex = 0; // 当前绘制内容的索引 // 判断内容是否可以一行绘制完毕 if(ctx.measureText(content).width = lineMaxWidth) ...
...效果 用离屏canvas画基础部分 1、封装画线函数 function drawLine(ctx,x1,y1,x2,y2,color){ ctx.save(); ctx.beginPath(); ctx.strokeStyle = color; ctx.lineTo(x1, y1); ctx.lineTo(x2, y2); ctx.stroke(); ctx.re...
...+ unit) // 再给每个正方形加个名字 } 这直线怎么画 function drawLine(x1, y1, x2, y2) { ctx.moveTo(x1, y1) ctx.lineTo(x2, y2) ctx.stroke() } 这关系怎么画 // 前序遍历二叉树 function preOrderTraverse(root, x, y){ drawRect(ro...
...= {x: x, y: y};//记录鼠标移动到的新坐标 drawLine(lastPoint.x, lastPoint.y, newPoint.x, newPoint.y) //绘制线条 lastPoint = newPoint;//将当前坐标作为下次移动的首坐标 } ...
...= {x: x, y: y};//记录鼠标移动到的新坐标 drawLine(lastPoint.x, lastPoint.y, newPoint.x, newPoint.y) //绘制线条 lastPoint = newPoint;//将当前坐标作为下次移动的首坐标 } ...
... y: (lastTwoPoints[0].y + lastTwoPoints[1].y) / 2, } drawLine(beginPoint, controlPoint, endPoint); beginPoint = endPoint; } } function up(evt) { if (!isDown) ...
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