Simple_window myWin(Point(100, 100), 600, 400, "grid");
int x_size = myWin.x_max();
int y_size = myWin.y_max();
int x_grid = 80;
int y_grid = 40;
Lines grid;
for (int x = x_grid; x < x_size; x += x_grid)
grid.add(Point(x, 0), Point(x, y_size));
for (int j = y_grid; j < y_size; j += y_grid)
grid.add(Point(0, j), Point(x_size, j));
myWin.attach(grid);
myWin.wait_for_button();
int x_size = myWin.x_max();
int y_size = myWin.y_max();
int x_grid = 80;
int y_grid = 40;
Lines grid;
for (int x = x_grid; x < x_size; x += x_grid)
grid.add(Point(x, 0), Point(x, y_size));
for (int j = y_grid; j < y_size; j += y_grid)
grid.add(Point(0, j), Point(x_size, j));
myWin.attach(grid);
myWin.wait_for_button();
本文介绍了一个使用简单窗口类创建网格布局的方法。通过定义窗口大小及网格间距,利用循环为每个网格线创建Line对象,并将其附加到窗口中,最终展示了一个带有均匀网格线的窗口界面。
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