void make_progressbar(float value, video::IImage *image)
{
if(image == NULL)
return;
core::dimension2d<u32> size = image->getDimension();
u32 barheight = size.Height/16;
u32 barpad_x = size.Width/16;
u32 barpad_y = size.Height/16;
u32 barwidth = size.Width - barpad_x*2;
v2u32 barpos(barpad_x, size.Height - barheight - barpad_y);
u32 barvalue_i = (u32)(((float)barwidth * value) + 0.5);
video::SColor active(255,255,0,0);
video::SColor inactive(255,0,0,0);
for(u32 x0=0; x0<barwidth; x0++)
{
video::SColor *c;
if(x0 < barvalue_i)
c = &active;
else
c = &inactive;
u32 x = x0 + barpos.X;
for(u32 y=barpos.Y; y<barpos.Y+barheight; y++)
{
image->setPixel(x,y, *c);
}
}
}
void DockBarExtension::mouseMoveEvent(QMouseEvent *e)
{
if(!(e->state() & LeftButton))
return;
if(dragging_container == 0)
{
// Check whether the user has moved far enough.
int delay = QApplication::startDragDistance();
if((mclic_pos - e->pos()).manhattanLength() > delay)
{
int pos = findContainerAtPoint(e->pos());
original_container = 0;
if(pos > -1)
{
original_container = containers.at(pos);
mclic_dock_pos = e->pos() - original_container->pos();
dragged_container_original_pos = pos;
dragging_container =
new DockContainer(original_container->command(), 0, original_container->resName(), original_container->resClass(), true);
dragging_container->show();
dragging_container->embed(original_container->embeddedWinId());
grabMouse();
}
}
}
if(dragging_container)
{
dragging_container->move(e->globalPos() - mclic_dock_pos);
// change layout of other containers
QPoint dragpos(dragging_container->pos()), barpos(mapToGlobal(pos()));
int pdrag1, pdrag2, psz;
pdrag1 = dragpos.x() - barpos.x() + DockContainer::sz() / 2;
pdrag2 = dragpos.y() - barpos.y() + DockContainer::sz() / 2;
if(orientation() == Vertical)
{
int tmp = pdrag1;
pdrag1 = pdrag2;
pdrag2 = tmp;
psz = height();
}
else
psz = width();
if(pdrag2 >= 0 && pdrag2 < DockContainer::sz() && pdrag1 >= 0 && pdrag1 < psz)
pdrag1 /= DockContainer::sz();
else
pdrag1 = dragged_container_original_pos;
DockContainer::Vector::iterator it = qFind(containers.begin(), containers.end(), original_container);
if(it == containers.end())
{
return;
}
DockContainer::Vector::iterator target = containers.begin();
for(int i = 0; i < pdrag1 && target != containers.end(); ++i)
{
++target;
}
containers.erase(it);
containers.insert(target, original_container);
layoutContainers();
}
}