void MultiDelegate::paint( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
QVariant value = index.model()->data( index, Qt::EditRole);
//qDebug() << "Paint dataType=" << value.typeName();
switch (value.type()) {
case QMetaType::QImage:
{
QImage img = value.value<QImage>();
return paintPixmap( painter, option, QPixmap::fromImage(img));
}
case QMetaType::QPixmap:
{
QPixmap pixmap = value.value<QPixmap>();
return paintPixmap( painter, option, pixmap);
}
case QMetaType::QIcon:
{
//qDebug() << "Paint Icon:";
QIcon icon = value.value<QIcon>();
QPixmap pixmap = icon.pixmap( option.rect.size(), QIcon::Mode(0));
return paintPixmap( painter, option, pixmap);
}
default:
return QItemDelegate::paint( painter, option, index);
}
}
void WaSlider::paintEvent(QPaintEvent *)
{
// POSBAR.BMP does not have full height in all Winamp skins
// Paint background before painting slider to be on the safe side
if(sliderBarId == _WA_SKIN_POS_BAR)
paintPixmap(-1);
paintPixmap(sliderBarId, value());
if (slider_visible)
paintPixmap(lDragging ? up_pixmap : down_pixmap, slider_x, slider_y);
}
//! [3]
void TabletCanvas::tabletEvent(QTabletEvent *event)
{
qDebug()<< event;
switch (event->type()) {
case QEvent::TabletPress:
if (!deviceDown) {
deviceDown = true;
polyLine[0] = polyLine[1] = polyLine[2] = event->pos();
}
break;
case QEvent::TabletRelease:
if (deviceDown)
deviceDown = false;
break;
case QEvent::TabletMove:
polyLine[2] = polyLine[1];
polyLine[1] = polyLine[0];
polyLine[0] = event->pos();
if (deviceDown) {
updateBrush(event);
QPainter painter(&pixmap);
painter.setRenderHint(QPainter::Antialiasing);
painter.setRenderHint(QPainter::SmoothPixmapTransform);
paintPixmap(painter, event);
}
break;
default:
break;
}
update();
}
//! [3]
void TabletCanvas::tabletEvent(QTabletEvent *event)
{
switch (event->type()) {
case QEvent::TabletPress:
if (!deviceDown) {
deviceDown = true;
polyLine[0] = polyLine[1] = polyLine[2] = event->pos();
}
break;
case QEvent::TabletRelease:
if (deviceDown)
deviceDown = false;
break;
case QEvent::TabletMove:
polyLine[2] = polyLine[1];
polyLine[1] = polyLine[0];
polyLine[0] = event->pos();
if (deviceDown) {
updateBrush(event);
QPainter painter(&pixmap);
paintPixmap(painter, event);
}
break;
default:
break;
}
update();
}
void KFileIVIDesktop::paintItem( TQPainter *p, const TQColorGroup &cg)
{
TQColorGroup colors = updateColors(cg);
TQIconView* view = iconView();
Q_ASSERT( view );
if ( !view )
return;
if ( !wordWrap() )
return;
p->save();
// draw the pixmap as in TDEIconViewItem::paintItem(...)
paintPixmap(p, colors);
//
// Paint the text as shadowed if the shadow is available
//
if (m_shadow != 0L && (static_cast<KDesktopShadowSettings *> (m_shadow->shadowSettings()))->isEnabled())
drawShadowedText(p, colors);
else {
paintFontUpdate(p);
paintText(p, colors);
}
p->restore();
paintOverlay(p);
paintOverlayProgressBar(p);
}
/**
* Constructor for visual display.
*
* @param parent
*/
VisualDisplay::VisualDisplay(QWidget *parent) : QWidget(parent),
p_boxSamps(3),
p_boxLines(3),
p_boxWidth(20),
p_boxHeight(20),
p_oldWidth(20),
p_oldHeight(20),
p_ulSamp(-1),
p_ulLine(-1),
p_set(false),
p_showText(true),
p_showPixels(false),
p_showDeviation(false) {
p_stretch.SetNull(0.0);
p_stretch.SetLis(0.0);
p_stretch.SetLrs(0.0);
p_stretch.SetHis(255.0);
p_stretch.SetHrs(255.0);
p_stretch.SetMinimum(0.0);
p_stretch.SetMaximum(255.0);
p_pixelData = QVector<QVector<double> >(p_boxLines, QVector<double>(p_boxSamps, Null));
paintPixmap();
setMouseTracking(true);
setBackgroundRole(QPalette::Dark);
setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
}
void UIGDetailsElement::paintElementInfo(QPainter *pPainter, const QStyleOptionGraphicsItem*)
{
/* Initialize some necessary variables: */
int iMargin = data(ElementData_Margin).toInt();
int iSpacing = data(ElementData_Spacing).toInt();
/* Calculate attributes: */
int iPixmapHeight = m_pixmapSize.height();
int iNameHeight = m_nameSize.height();
int iMaximumHeight = qMax(iPixmapHeight, iNameHeight);
/* Prepare color: */
QPalette pal = palette();
QColor buttonTextColor = pal.color(QPalette::Active, QPalette::ButtonText);
QColor linkTextColor = pal.color(QPalette::Active, QPalette::Link);
/* Paint pixmap: */
int iElementPixmapX = 2 * iMargin;
int iElementPixmapY = iPixmapHeight == iMaximumHeight ?
iMargin : iMargin + (iMaximumHeight - iPixmapHeight) / 2;
paintPixmap(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(QPoint(iElementPixmapX, iElementPixmapY), m_pixmapSize),
/* Pixmap to paint: */
m_pixmap);
/* Paint name: */
int iMachineNameX = iElementPixmapX +
m_pixmapSize.width() +
iSpacing;
int iMachineNameY = iNameHeight == iMaximumHeight ?
iMargin : iMargin + (iMaximumHeight - iNameHeight) / 2;
paintText(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QPoint(iMachineNameX, iMachineNameY),
/* Font to paint text: */
m_nameFont,
/* Paint device: */
model()->paintDevice(),
/* Text to paint: */
m_strName,
/* Name hovered? */
m_fNameHovered ? linkTextColor : buttonTextColor);
}
/**
* Update the size of the box
*
*/
void VisualDisplay::updateSize() {
if(p_boxSamps > this->sizeHint().width() / p_boxWidth) {
resize(this->sizeHint().width() + (p_boxWidth * (p_boxSamps - this->sizeHint().width() / p_boxWidth)), this->size().height());
}
else {
resize(this->sizeHint().width(), this->size().height());
}
if(p_boxLines > this->sizeHint().height() / p_boxHeight) {
resize(this->size().width(), this->sizeHint().height() + (p_boxHeight * (p_boxLines - this->sizeHint().height() / p_boxHeight)));
}
else {
resize(this->size().width(), this->sizeHint().height());
}
paintPixmap();
update();
}
/**
* Set pixel data and upper left sample/line
*
* @param data
* @param samp
* @param line
*/
void VisualDisplay::setPixelData(QVector<QVector<double> > data, int samp, int line) {
p_pixelData = data;
p_ulSamp = samp;
p_ulLine = line;
p_stats.Reset();
for(int i = 0; i < data.size(); i++) {
for(int j = 0; j < data[i].size(); j++) {
if(p_ulSamp + j < 0 || p_ulLine + i < 0) continue;
p_stats.AddData(data[i][j]);
}
}
if(fabs(p_stats.BestMinimum()) < DBL_MAX && fabs(p_stats.BestMaximum()) < DBL_MAX) {
Histogram hist(p_stats.BestMinimum(), p_stats.BestMaximum());
for(int i = 0; i < data.size(); i++) {
hist.AddData(data[i].data(), data[i].size());
}
p_stretch.ClearPairs();
if(hist.Percent(0.5) != hist.Percent(99.5)) {
p_stretch.AddPair(hist.Percent(0.5), 0.0);
p_stretch.AddPair(hist.Percent(99.5), 255.0);
}
else {
p_stretch.AddPair(-DBL_MAX, 0.0);
p_stretch.AddPair(DBL_MAX, 255.0);
}
}
else {
p_stretch.ClearPairs();
p_stretch.AddPair(-DBL_MAX, 0.0);
p_stretch.AddPair(DBL_MAX, 255.0);
}
p_set = true;
paintPixmap();
}
void UIGSelectorItemMachine::paint(QPainter *pPainter, const QStyleOptionGraphicsItem *pOption, QWidget * /* pWidget = 0 */)
{
/* Initialize some necessary variables: */
QRect fullRect = pOption->rect;
int iMachineItemMargin = data(MachineItemData_MachineItemMargin).toInt();
int iMachineItemMajorSpacing = data(MachineItemData_MachineItemMajorSpacing).toInt();
int iMachineItemMinorSpacing = data(MachineItemData_MachineItemMinorSpacing).toInt();
int iMachineItemTextSpacing = data(MachineItemData_MachineItemTextSpacing).toInt();
QSize machinePixmapSize = data(MachineItemData_MachinePixmapSize).toSize();
QSize machineNameSize = data(MachineItemData_MachineNameSize).toSize();
QString strSnapshotName = data(MachineItemData_SnapshotName).toString();
QSize snapshotNameSize = data(MachineItemData_SnapshotNameSize).toSize();
QSize machineStatePixmapSize = data(MachineItemData_MachineStatePixmapSize).toSize();
QSize machineStateTextSize = data(MachineItemData_MachineStateTextSize).toSize();
/* Paint background: */
paintBackground(/* Painter: */
pPainter,
/* Rectangle to paint in: */
fullRect,
/* Has parent? */
parentItem(),
/* Is item selected? */
model()->selectionList().contains(this),
/* Gradient darkness for animation: */
gradient(),
/* Show drag where? */
dragTokenPlace());
/* Paint pixmap: */
paintPixmap(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(fullRect.topLeft() +
QPoint(iMachineItemMargin, iMachineItemMargin),
machinePixmapSize),
/* Pixmap to paint: */
data(MachineItemData_MachinePixmap).value<QIcon>().pixmap(machinePixmapSize));
/* Paint name: */
paintText(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(fullRect.topLeft() +
QPoint(iMachineItemMargin, iMachineItemMargin) +
QPoint(machinePixmapSize.width() + iMachineItemMajorSpacing, 0),
machineNameSize),
/* Font to paint text: */
data(MachineItemData_MachineNameFont).value<QFont>(),
/* Text to paint: */
data(MachineItemData_MachineName).toString());
/* Paint snapshot name (if necessary): */
if (!strSnapshotName.isEmpty())
paintText(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(fullRect.topLeft() +
QPoint(iMachineItemMargin, iMachineItemMargin) +
QPoint(machinePixmapSize.width() + iMachineItemMajorSpacing, 0) +
QPoint(machineNameSize.width() + iMachineItemMinorSpacing, 0),
snapshotNameSize),
/* Font to paint text: */
data(MachineItemData_SnapshotNameFont).value<QFont>(),
/* Text to paint: */
QString("(%1)").arg(strSnapshotName));
/* Paint state pixmap: */
paintPixmap(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(fullRect.topLeft() +
QPoint(iMachineItemMargin, iMachineItemMargin) +
QPoint(machinePixmapSize.width() + iMachineItemMajorSpacing, 0) +
QPoint(0, machineNameSize.height() + iMachineItemTextSpacing),
machineStatePixmapSize),
/* Pixmap to paint: */
data(MachineItemData_MachineStatePixmap).value<QIcon>().pixmap(machineStatePixmapSize));
/* Paint state text: */
paintText(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(fullRect.topLeft() +
QPoint(iMachineItemMargin, iMachineItemMargin) +
QPoint(machinePixmapSize.width() + iMachineItemMajorSpacing, 0) +
QPoint(0, machineNameSize.height() + iMachineItemTextSpacing) +
QPoint(machineStatePixmapSize.width() + iMachineItemMinorSpacing, 0),
machineStateTextSize),
/* Font to paint text: */
data(MachineItemData_MachineStateTextFont).value<QFont>(),
/* Text to paint: */
data(MachineItemData_MachineStateText).toString());
/* Paint focus (if necessary): */
if (model()->focusItem() == this)
paintFocus(/* Painter: */
pPainter,
/* Rectangle to paint in: */
fullRect);
}
void UIGChooserItemMachine::paintMachineInfo(QPainter *pPainter, const QStyleOptionGraphicsItem *pOption)
{
/* Prepare variables: */
QRect fullRect = pOption->rect;
int iFullHeight = fullRect.height();
int iMargin = data(MachineItemData_Margin).toInt();
int iMachineItemMajorSpacing = data(MachineItemData_MajorSpacing).toInt();
int iMachineItemMinorSpacing = data(MachineItemData_MinorSpacing).toInt();
int iMachineItemTextSpacing = data(MachineItemData_TextSpacing).toInt();
QSize machinePixmapSize = data(MachineItemData_PixmapSize).toSize();
QSize machineNameSize = data(MachineItemData_NameSize).toSize();
QSize snapshotNameSize = data(MachineItemData_SnapshotNameSize).toSize();
QSize machineStatePixmapSize = data(MachineItemData_StatePixmapSize).toSize();
QSize machineStateTextSize = data(MachineItemData_StateTextSize).toSize();
/* Update palette: */
if (model()->selectionList().contains(this))
{
QPalette pal = palette();
pPainter->setPen(pal.color(QPalette::HighlightedText));
}
/* Calculate indents: */
int iLeftColumnIndent = iMargin;
/* Paint left column: */
{
/* Prepare variables: */
int iMachinePixmapX = iLeftColumnIndent;
int iMachinePixmapY = (iFullHeight - machinePixmapSize.height()) / 2;
/* Paint pixmap: */
paintPixmap(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(QPoint(iMachinePixmapX, iMachinePixmapY), machinePixmapSize),
/* Pixmap to paint: */
data(MachineItemData_Pixmap).value<QIcon>().pixmap(machinePixmapSize));
}
/* Calculate indents: */
int iRightColumnIndent = iLeftColumnIndent +
machinePixmapSize.width() +
iMachineItemMajorSpacing;
/* Paint right column: */
{
/* Calculate indents: */
int iTopLineHeight = qMax(machineNameSize.height(), snapshotNameSize.height());
int iBottomLineHeight = qMax(machineStatePixmapSize.height(), machineStateTextSize.height());
int iRightColumnHeight = iTopLineHeight + iMachineItemTextSpacing + iBottomLineHeight;
int iTopLineIndent = (iFullHeight - iRightColumnHeight) / 2;
/* Paint top line: */
{
/* Paint left element: */
{
/* Prepare variables: */
int iNameX = iRightColumnIndent;
int iNameY = iTopLineIndent;
/* Paint name: */
paintText(/* Painter: */
pPainter,
/* Point to paint in: */
QPoint(iNameX, iNameY),
/* Font to paint text: */
data(MachineItemData_NameFont).value<QFont>(),
/* Paint device: */
model()->paintDevice(),
/* Text to paint: */
data(MachineItemData_Name).toString());
}
/* Calculate indents: */
int iSnapshotNameIndent = iRightColumnIndent +
machineNameSize.width() +
iMachineItemMinorSpacing;
/* Paint right element: */
if (!snapshotName().isEmpty())
{
/* Prepare variables: */
int iSnapshotNameX = iSnapshotNameIndent;
int iSnapshotNameY = iTopLineIndent;
/* Paint snapshot name: */
paintText(/* Painter: */
pPainter,
/* Point to paint in: */
QPoint(iSnapshotNameX, iSnapshotNameY),
/* Font to paint text: */
data(MachineItemData_SnapshotNameFont).value<QFont>(),
/* Paint device: */
model()->paintDevice(),
/* Text to paint: */
data(MachineItemData_SnapshotName).toString());
}
}
/* Calculate indents: */
int iBottomLineIndent = iTopLineIndent + iTopLineHeight;
/* Paint bottom line: */
{
/* Paint left element: */
{
/* Prepare variables: */
int iMachineStatePixmapX = iRightColumnIndent;
int iMachineStatePixmapY = iBottomLineIndent;
/* Paint state pixmap: */
paintPixmap(/* Painter: */
pPainter,
/* Rectangle to paint in: */
QRect(QPoint(iMachineStatePixmapX, iMachineStatePixmapY), machineStatePixmapSize),
/* Pixmap to paint: */
data(MachineItemData_StatePixmap).value<QIcon>().pixmap(machineStatePixmapSize));
}
/* Calculate indents: */
int iMachineStateTextIndent = iRightColumnIndent +
machineStatePixmapSize.width() +
iMachineItemMinorSpacing;
/* Paint right element: */
{
/* Prepare variables: */
int iMachineStateTextX = iMachineStateTextIndent;
int iMachineStateTextY = iBottomLineIndent;
/* Paint state text: */
paintText(/* Painter: */
pPainter,
/* Point to paint in: */
QPoint(iMachineStateTextX, iMachineStateTextY),
/* Font to paint text: */
data(MachineItemData_StateTextFont).value<QFont>(),
/* Paint device: */
model()->paintDevice(),
/* Text to paint: */
data(MachineItemData_StateText).toString());
}
}
}
/* Tool-bar: */
if (m_pToolBar)
{
/* Show/hide tool-bar: */
if (isHovered())
{
if (!m_pToolBar->isVisible())
m_pToolBar->show();
}
else
{
if (m_pToolBar->isVisible())
m_pToolBar->hide();
}
}
}
