void PaintedSlider::paintEvent(WPaintDevice *paintDevice)
{
if (slider_->tickPosition()) {
WPainter painter(paintDevice);
int w, h;
if (slider_->orientation() == Horizontal) {
w = (int)width().toPixels();
h = (int)height().toPixels();
} else {
w = (int)height().toPixels();
h = (int)width().toPixels();
painter.translate(0, w);
painter.rotate(-90);
}
int tickInterval = slider_->tickInterval();
int r = range();
if (tickInterval == 0)
tickInterval = r / 2;
double tickStep = ((double)w - (HANDLE_WIDTH - 10)) / (r / tickInterval);
if (tickStep <= 0)
return;
WPen pen;
pen.setColor(WColor(0xd7, 0xd7, 0xd7));
pen.setCapStyle(FlatCap);
pen.setWidth(1);
painter.setPen(pen);
int y1 = h / 4;
int y2 = h / 2 - 4;
int y3 = h / 2 + 4;
int y4 = h - h/4;
for (unsigned i = 0; ; ++i) {
int x = (HANDLE_WIDTH - 10)/2 + (int) (i * tickStep);
if (x > w - (HANDLE_WIDTH - 10)/2)
break;
if (slider_->tickPosition() & WSlider::TicksAbove)
painter.drawLine(x + 0.5, y1, x + 0.5, y2);
if (slider_->tickPosition() & WSlider::TicksBelow)
painter.drawLine(x + 0.5, y3, x + 0.5, y4);
}
}
}
void PaintBrush::paintEvent(WPaintDevice *paintDevice)
{
WPainter painter(paintDevice);
painter.setRenderHint(WPainter::Antialiasing);
WPen pen;
pen.setWidth(3);
pen.setColor(color_);
pen.setCapStyle(FlatCap);
pen.setJoinStyle(MiterJoin);
painter.setPen(pen);
painter.drawPath(path_);
path_ = WPainterPath(path_.currentPosition());
}
WPen WDataSeries::pen() const
{
if (customFlags_.test(CustomFlag::Pen))
return pen_;
else
if (chart_)
if (type_ == SeriesType::Bar)
return chart_->palette()
->borderPen(chart_->seriesIndexOf(*this));
else
return chart_->palette()
->strokePen(chart_->seriesIndexOf(*this));
else {
WPen defaultPen;
defaultPen.setCapStyle(PenCapStyle::Round);
defaultPen.setJoinStyle(PenJoinStyle::Round);
return defaultPen;
}
}
void WSlider::paintTick(WPainter& painter, int value, int x, int y)
{
if (!tickPosition_.empty()) {
int h = 0;
if (orientation_ == Orientation::Horizontal)
h = (int)painter.device()->height().toPixels();
else
h = (int)painter.device()->width().toPixels();
WPen pen;
pen.setColor(WColor(0xd7, 0xd7, 0xd7));
pen.setCapStyle(PenCapStyle::Flat);
pen.setWidth(1);
painter.setPen(pen);
int y1 = h / 4;
int y2 = h / 2 - 4;
int y3 = h / 2 + 4;
int y4 = h - h/4;
switch (orientation_) {
case Orientation::Horizontal:
if (tickPosition_.test(WSlider::TickPosition::TicksAbove))
painter.drawLine(x + 0.5, y1, x + 0.5, y2);
if (tickPosition_.test(WSlider::TickPosition::TicksBelow))
painter.drawLine(x + 0.5, y3, x + 0.5, y4);
break;
case Orientation::Vertical:
if (tickPosition_.test(WSlider::TickPosition::TicksAbove))
painter.drawLine(y1, y + 0.5, y2, y + 0.5);
if (tickPosition_.test(WSlider::TickPosition::TicksBelow))
painter.drawLine(y3, y + 0.5, y4, y + 0.5);
}
}
}
