int main ()
{
using namespace Graph_lib; // our graphics facilities are in Graph_lib namespace
constexpr Point pt{100,100}; // to become top left corner of window
Simple_window win {pt, 600, 400,"ch13.5_LineStile"}; // make a simple window, {top_left, width, hight, title}
const int x_size = win.x_max();
const int y_size = win.y_max();
const int x_grid = 80;
const 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}); // vertical line
for (int y=y_grid; y<y_size; y+=y_grid)
grid.add(Point{0,y},Point{x_size,y}); // horizontal line
grid.set_color(Color::red); // set color (chould affect both lines
//grid.set_style(Line_style{Line_style::dot,2});
//grid.set_style(Line_style::dashdot);
grid.set_style(Line_style{Line_style::dashdot,2});
win.attach(grid);
win.wait_for_button(); // display!
}
void test_grid(Simple_window &win) {
static const int x_size {win.x_max()}, y_size {win.y_max()};
constexpr int x_grid {80}, 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 y {y_grid}; y < y_size; y += y_grid)
grid.add(Point{0, y}, Point{x_size, y});
grid.set_color(Color::yellow);
grid.set_style(Line_style{Line_style::dash, 2});
win.attach(grid);
win.wait_for_button();
}
void drill(Simple_window &win) {
static const int x_size {win.x_max()}, y_size {win.y_max()};
constexpr int num_x {8}, num_y {8};
const int x_grid {x_size / num_x}, y_grid {y_size / num_y};
Lines grid;
for (int x {x_grid}; x < x_size; x += x_grid)
grid.add(Point{x, 0}, Point{x, y_size});
for (int y {y_grid}; y < y_size; y += y_grid)
grid.add(Point{0, y}, Point{x_size, y});
Vector_ref<Rectangle> vr;
for (int i {0}; i < num_x; ++i) {
vr.push_back(new Rectangle{Point{x_grid * i, y_grid * i},
x_grid, y_grid});
vr[vr.size() - 1].set_fill_color(Color::red);
win.attach(vr[vr.size() - 1]);
}
grid.set_color(Color::yellow);
grid.set_style(Line_style{Line_style::dash, 2});
win.attach(grid);
Image img1 {Point{x_grid * 2, 0}, "../snow_cpp.gif", Suffix::gif};
img1.set_mask(Point{0, 0}, 200, 200);
Image img2 {Point{0, y_grid * 4}, "../snow_cpp.gif", Suffix::gif};
img2.set_mask(Point{0, 0}, 200, 200);
Image img3 {Point{x_grid * 3, y_grid * 6}, "../snow_cpp.gif", Suffix::gif};
img3.set_mask(Point{0, 0}, 200, 200);
win.attach(img1);
win.attach(img2);
win.attach(img3);
for (int i {0}; i < num_x; ++i) {
for (int j {0}; j < num_y; ++j) {
Image img4 {Point{x_grid * i, y_grid * j}, "img.jpg", Suffix::jpg};
img4.set_mask(Point{0, 0}, 100, 100);
win.attach(img4);
win.wait_for_button();
}
}
win.wait_for_button();
}
