void WMeasurePaintDevice::drawImage(const WRectF& rect,
const std::string& imageUri,
int imgWidth, int imgHeight,
const WRectF& sourceRect)
{
expandBounds(rect);
}
void WMeasurePaintDevice::drawPath(const WPainterPath& path)
{
if (path.isEmpty())
return;
expandBounds(path.controlPointRect());
}
void WMeasurePaintDevice::drawText(const WRectF& rect,
WFlags<AlignmentFlag> flags,
TextFlag textFlag, const WString& text,
const WPointF *clipPoint)
{
if (clipPoint && painter()) {
if (!painter()->clipPathTransform().map(painter()->clipPath())
.isPointInPath(painter()->worldTransform().map(*clipPoint)))
return;
}
double w = 0, h = 0;
WString line = text;
WFontMetrics fm = fontMetrics();
for (;;) {
WTextItem t = measureText(line, rect.width(),
textFlag == TextWordWrap ? true : false);
h += fm.height();
w = std::max(w, t.width());
if (t.text() == line)
break;
else
line = WString
::fromUTF8(line.toUTF8().substr(t.text().toUTF8().length()));
}
AlignmentFlag horizontalAlign = flags & AlignHorizontalMask;
AlignmentFlag verticalAlign = flags & AlignVerticalMask;
double x, y;
switch (horizontalAlign) {
case AlignLeft:
x = rect.left(); break;
case AlignCenter:
x = rect.left() + (rect.width() - w) / 2; break;
case AlignRight:
default:
x = rect.right() - w; break;
}
switch (verticalAlign) {
case AlignTop:
y = rect.top(); break;
case AlignMiddle:
y = rect.top() + (rect.height() - h) / 2; break;
case AlignBottom:
default:
y = rect.bottom() - h; break;
}
expandBounds(WRectF(x, y, w, h));
}
void WMeasurePaintDevice::drawArc(const WRectF& rect, double startAngle,
double spanAngle)
{
WPainterPath p;
double r = std::max(rect.width(), rect.height()) / 2;
double cx = rect.center().x();
double cy = rect.center().y();
p.arcMoveTo(cx, cy, r, startAngle);
p.arcTo(cx, cy, r, startAngle, spanAngle);
expandBounds(p.controlPointRect());
}
void WMeasurePaintDevice::drawLine(double x1, double y1, double x2, double y2)
{
expandBounds(WRectF(x1, y1, x2-x1, y2-y1));
}
void WMeasurePaintDevice::drawPath(const WPainterPath& path)
{
expandBounds(path.controlPointRect());
}