int MapsWindow::MapArea::mousePosToMapIndex(int x, int y)
{
int offsetX = x/SIZE_; // offsetX is map index on line
if (offsetX < mapsPerLine())
{
int index = mapsPerLine()*((pos_ + y)/SIZE_) + offsetX;
if (index < names_.size())
{
return index;
}
}
return -1;
}
void MapsWindow::MapArea::draw()
{
fl_color(FL_BACKGROUND_COLOR);
fl_rectf(0, 0, w(), h());
int line = pos_/SIZE_;
int first = line*mapsPerLine();
int x = 0;
int y = line*SIZE_ - pos_;
for (int i=first; i<images_.size(); ++i)
{
auto im = images_[i];
if (x > (w()-SIZE_) && x != 0)
{
x = 0;
y += SIZE_;
}
if (y > h())
break;
if (im)
im->draw(x + SIZE_/2 - im->w()/2, y + SIZE_/2 - im->h()/2);
x += SIZE_;
}
}
void MapsWindow::MapArea::updateMapInfoWin(int x, int y)
{
int offsetX = x/SIZE_; // offsetX is map index on line
if (offsetX < mapsPerLine())
{
int index = mapsPerLine()*((pos_ + y)/SIZE_) + offsetX;
if (index < names_.size())
{
std::ostringstream oss;
oss << names_[index];
mapInfoWin_->position(Fl::event_x_root(), Fl::event_y_root()+20);
mapInfoWin_->info(oss.str());
mapInfoWin_->show();
return;
}
}
mapInfoWin_->hide();
}
int MapsWindow::MapArea::lines() const
{
int const lines = 1 + names_.size()/mapsPerLine();
return lines;
}