int main(){
Simple_window win7(Point(100, 100), 600, 400, "Closed polyline");
Closed_polyline cpl;
cpl.add(Point(100, 100));
cpl.add(Point(150, 200));
cpl.add(Point(250, 250));
cpl.add(Point(300, 200));
win7.attach(cpl);
win7.wait_for_button(); // 表示！
}
int main()
try {
using namespace Graph_lib;
Point tl(200,50);
Simple_window win(tl,1200,800,"My window");
// how is a Closed_polyline filled?
Closed_polyline cp;
cp.add(Point(150,150));
cp.add(Point(500,150));
cp.add(Point(500,500));
cp.add(Point(150,500));
cp.set_fill_color(Color::red);
win.attach(cp);
win.wait_for_button();
cp.add(Point(550,375));
win.wait_for_button();
cp.add(Point(375,550));
cp.add(Point(375,100));
cp.add(Point(300,550));
win.wait_for_button();
// same for Striped_closed_polyline
Striped_closed_polyline scp;
scp.add(Point(750,150));
scp.add(Point(1100,150));
scp.add(Point(1100,500));
scp.add(Point(750,500));
scp.set_fill_color(Color::red);
win.attach(scp);
win.wait_for_button();
scp.add(Point(1150,375));
win.wait_for_button();
scp.add(Point(975,550));
scp.add(Point(975,100));
scp.add(Point(900,550));
win.wait_for_button();
scp.add(Point(1150,350));
win.wait_for_button();
// extreme shape
Striped_closed_polyline scp_extr;
for (int i = 0; i<100; ++i) {
scp_extr.add(Point(600+randint(-300,300),400+randint(-300,300)));
}
scp_extr.set_fill_color(Color::blue);
win.attach(scp_extr);
win.wait_for_button();
}
catch (exception& e) {
cerr << "exception: " << e.what() << endl;
keep_window_open();
}
catch (...) {
cerr << "exception\n";
keep_window_open();
}
int main()
{
//Error Check
//Runs program until it's finished or error is found
//Goes through catch to find source of error
//If error is found tells user of error before quitting
try {
//Declaring top left corner & creating a window:
Point top_left {100,100};
Simple_window canvas {top_left, 600, 500, "Canvas"};
//Creating the house:
//House Base
// sets size, location, and color
Closed_polyline base;
base.add(Point{200,180});
base.add(Point{200,400});
base.add(Point{400,400});
base.add(Point{400,180});
Rectangle side {Point{100,301}, 100, 100};
Rectangle garage {Point{400,301}, 100, 100};
base.set_fill_color(Color::white);
garage.set_fill_color(Color::white);
side.set_fill_color(Color::white);
//Door, door knob, garage door
// sets size, location, and color
Rectangle door {Point{230,300}, 50, 100};
Circle door_knob {Point{270,360},3};
Rectangle garage_door {Point{410,320}, 80, 80};
door.set_fill_color(Color::red);
door_knob.set_fill_color(Color::white);
door_knob.set_color(Color::white);
//Windows
// sets size, location, and color
Rectangle win1 {Point{110,320}, 80, 60};
Rectangle win2 {Point{310,300}, 65, 80};
Circle buttercup {Point{245,240},22};
Circle blossom {Point{300,240},22};
Circle bubbles {Point{355,240},22};
win1.set_fill_color(Color::cyan);
win2.set_fill_color(Color::cyan);
blossom.set_fill_color(Color::magenta);
bubbles.set_fill_color(Color::blue);
buttercup.set_fill_color(Color::green);
//Trees, bluebird!
// sets size, location, and color
Circle tree1 {Point{345,387},15};
Circle tree2 {Point{310,387},15};
Circle tree3 {Point{380,387},15};
tree1.set_color(Color::green);
tree2.set_color(Color::green);
tree3.set_color(Color::green);
tree1.set_fill_color(Color::green);
tree2.set_fill_color(Color::green);
tree3.set_fill_color(Color::green);
Circle bird_body {Point{380,380},5};
Circle bird_head {Point{377,377},3};
Polygon beak;
beak.add(Point{377,377});
beak.add(Point{377,379});
beak.add(Point{375,378});
bird_body.set_fill_color(Color::blue);
bird_head.set_fill_color(Color::blue);
beak.set_fill_color(Color::yellow);
//Output to screen:
//Attaching shapes to window
canvas.attach(base);
canvas.attach(side);
canvas.attach(garage);
canvas.attach(door);
canvas.attach(door_knob);
canvas.attach(garage_door);
canvas.attach(win1);
canvas.attach(win2);
canvas.attach(blossom);
canvas.attach(bubbles);
canvas.attach(buttercup);
canvas.attach(tree1);
canvas.attach(tree2);
canvas.attach(tree3);
canvas.attach(bird_body);
canvas.attach(bird_head);
canvas.attach(beak);
//Waiting for person to enter to close window
canvas.wait_for_button();
}
catch (exception& e)
{
cerr << "error: " << e.what() << endl;
return 1;
}
catch(...)
{
cerr << "Oops: unknown exception!" << endl;
return 2;
}
return 0;
}