1
我目前有一个网格和线条,将在网格中的点之间绘制一个程序。它使用标准绘制。我希望限制线条的长度,以便它们只能从相邻点出发,但不知道如何做到这一点。标准绘制线的限制长度
感谢
StdDraw.setCanvasSize(400, 400);
StdDraw.setXscale(0, 10);
StdDraw.setYscale(0, 10);
//dots
double radius = .15;
double spacing = 2.0;
for (int i = 0; i <= 4; i++) {
for (int j = 0; j <= 4; j++) {
StdDraw.setPenColor(StdDraw.GRAY);
StdDraw.filledCircle(i * spacing, j * spacing, radius);
}
}
StdDraw.setPenColor(StdDraw.BLUE);
StdDraw.text(0, 9.5, player1_name);
StdDraw.setPenColor(StdDraw.RED);
StdDraw.text(5, 9.5, player2_name);
int turn = 1;
for (int i = 0; i <= 40; i++) {
if (turn % 2 == 0)
StdDraw.setPenColor(StdDraw.RED);
else
StdDraw.setPenColor(StdDraw.BLUE);
while(!StdDraw.mousePressed()) { }
double x = StdDraw.mouseX();
double y = StdDraw.mouseY();
System.out.println(x + " " + y);
StdDraw.setPenRadius(.01);
StdDraw.show(200);
while(!StdDraw.mousePressed()) { }
double x2 = StdDraw.mouseX();
double y2 = StdDraw.mouseY();
StdDraw.show(200);
double xround = Math.round(x);
double yround = Math.round(y);
double x2round = Math.round(x2);
double y2round = Math.round(y2);
int xroundb = (int) xround;
int yroundb = (int) yround;
int x2roundb = (int) x2round;
int y2roundb = (int) y2round;
StdDraw.line(xround, yround, x2round, y2round);
System.out.println("Line Drawn");
StdDraw.show();
@RohitJain我的经验是,当代码被破坏时,人们很少知道哪个部分是相关的。这就是为什么我通常会建议:“为了更好地帮助,请发布[SSCCE](http://sscce.org/)。” –