promoe/Slider.cpp
2006-02-21 00:29:28 -03:00

135 lines
2.5 KiB
C++

#include "MainWindow.h"
#include "Slider.h"
#include <QWidget>
#include <QMouseEvent>
BarButton::BarButton (QWidget *parent, uint normal, uint pressed) : Button (parent, normal, pressed)
{
m_slider = dynamic_cast<Slider *>(parent);
setMinimumSize (29, 10);
setMaximumSize (29, 10);
}
void
BarButton::mouseMoveEvent (QMouseEvent *event)
{
QPoint p (event->pos ());
/** @todo this could be cleaned up */
if (m_slider->getVertical ()) {
int npos = pos().x() + p.x() - m_diffx;
if (npos >= 0 && npos + rect().width() <= m_slider->rect().width()) {
move (npos, 0);
} else if (npos < 0) {
move (0, 0);
} else if (npos + rect().width() > m_slider->rect().width()) {
move (m_slider->rect().width()-rect().width(), 0);
}
} else {
int npos = pos().y()+p.y()-m_diffy;
if (npos >= 0 && npos + rect().height() <= m_slider->rect().height()) {
move (npos, 0);
} else if (npos < 0) {
move (0, 0);
} else if (npos + rect().height() > m_slider->rect().height()) {
move (m_slider->rect().height()-rect().height(), 0);
}
}
}
Slider::Slider (QWidget *parent, uint bg, uint bnormal, uint bpressed, bool vertical) : PixWidget (parent)
{
MainWindow *mw = dynamic_cast<MainWindow *>(window ());
m_bg = bg;
m_vertical = vertical;
setMinimumSize (248, 10);
setMaximumSize (248, 10);
m_max = 0;
m_button = new BarButton (this, bnormal, bpressed);
m_button->move (0, 0);
connect (m_button, SIGNAL(clicked ()), mw->getHandler (), SLOT (setPlaytime ()));
if (m_vertical) {
m_pix = size().width()-m_button->size().width();
} else {
m_pix = size().height()-m_button->size().height();
}
m_pos = 0;
hideBar (true);
}
void
Slider::setSize (uint x, uint y)
{
setMinimumSize (x, y);
setMaximumSize (x, y);
if (m_vertical) {
m_pix = size().width()-m_button->size().width();
} else {
m_pix = size().height()-m_button->size().height();
}
}
uint
Slider::getPos (void)
{
if (m_vertical) {
return (uint)((float)m_button->pos().x()) / (float)(m_pix) * float(m_max);
} else {
return (uint)((float)m_button->pos().y())/((float)(m_pix*m_max));
}
}
void
Slider::hideBar (bool b)
{
if (b) {
m_button->hide ();
} else {
m_button->show ();
}
update();
}
void
Slider::setPos (uint p)
{
if (!m_max) {
return;
}
if (m_button->noDrag()) {
return;
}
uint x = m_pix * p / m_max;
if (x < m_pix - m_button->rect().width() && x != m_pos) {
m_button->move (x , 0);
m_pos = x;
update ();
}
}
void
Slider::setPixmaps (Skin *skin)
{
m_pixmap = skin->getItem (m_bg);
}