int main(int ac, char **av)
{
int fd;
t_list **lst;
if (ac == 2)
{
if (!(lst = (t_list**)malloc(sizeof(t_list*))))
return (-1);
*lst = NULL;
if (((fd = open(av[1], O_RDONLY)) == -1))
{
ft_putendl("error");
return (-1);
}
if (!(check_file(lst, fd)))
{
error(lst);
return (close(fd) == -1 ? -1 : 0);
}
backtracking(lst, square_size(ft_alphabet('a') - 64));
if (close(fd) == -1)
return (-1);
}
else
ft_putendl("error");
return (0);
}
void Color_Wheel::render_rectangle()
{
int sz = square_size();
sat_val_square = QImage(sz,sz, QImage::Format_RGB32);
for(int i = 0; i < sz; ++i)
{
for(int j = 0;j < sz; ++j)
{
sat_val_square.setPixel( i,j,
QColor::fromHsvF(huem,double(i)/sz,double(j)/sz).rgb());
}
}
}
void Color_Wheel::mouseMoveEvent(QMouseEvent *ev)
{
if ( mouse_status == Drag_Circle )
{
huem = line_to_point(ev->pos()).angle()/360.0;
render_rectangle();
emit colorSelected(color());
emit colorChanged(color());
update();
}
else if ( mouse_status == Drag_Square )
{
QLineF glob_mouse_ln = line_to_point(ev->pos());
QLineF center_mouse_ln ( QPointF(0,0),
glob_mouse_ln.p2() - glob_mouse_ln.p1() );
center_mouse_ln.setAngle(center_mouse_ln.angle()-huem*360-45);
sat = center_mouse_ln.x2()/square_size()+0.5;
val = center_mouse_ln.y2()/square_size()+0.5;
if ( sat > 1 )
sat = 1;
else if ( sat < 0 )
sat = 0;
if ( val > 1 )
val = 1;
else if ( val < 0 )
val = 0;
emit colorSelected(color());
emit colorChanged(color());
update();
}
}
void Color_Wheel::paintEvent(QPaintEvent * )
{
double selector_w = 6;
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
painter.translate(geometry().width()/2,geometry().height()/2);
// hue wheel
if ( hue_ring.isNull() )
render_ring();
painter.drawPixmap(-outer_radius(),-outer_radius(),hue_ring);
// hue selector
painter.setPen(QPen(Qt::black,3));
painter.setBrush(Qt::NoBrush);
QLineF ray(0,0,outer_radius(),0);
ray.setAngle(huem*360);
QPointF h1 = ray.p2();
ray.setLength(inner_radius());
QPointF h2 = ray.p2();
painter.drawLine(h1,h2);
// lum-sat square
if ( sat_val_square.isNull() )
render_rectangle();
painter.rotate(-huem*360-45);
ray.setLength(inner_radius());
ray.setAngle(135);
painter.drawImage(ray.p2(),sat_val_square);
// lum-sat selector
//painter.rotate(135);
painter.setPen(QPen( val > 0.5 ? Qt::black : Qt::white ,3));
painter.setBrush(Qt::NoBrush);
double max_dist = square_size();
painter.drawEllipse(QPointF(sat*max_dist-max_dist/2,
val*max_dist-max_dist/2
),
selector_w,selector_w);
}
