void KstViewArrow::paintSelf(KstPainter& p, const QRegion& bounds) {
p.save();
if (p.type() != KstPainter::P_PRINT && p.type() != KstPainter::P_EXPORT) {
if (p.makingMask()) {
p.setCompositionMode(QPainter::CompositionMode_Source);
} else {
const QRegion clip(clipRegion());
KstViewLine::paintSelf(p, bounds - _myClipMask);
p.setClipRegion(bounds & clip);
}
} else {
KstViewLine::paintSelf(p, bounds);
}
if (hasArrow()) {
QPoint to = KstViewLine::to();
QPoint from = KstViewLine::from();
const int w = width() * p.lineWidthAdjustmentFactor();
QPen pen(_foregroundColor, w);
pen.setCapStyle(capStyle());
p.setPen(pen);
p.setBrush(_foregroundColor);
if (_hasToArrow) {
paintArrow(p, to, from, w, _toArrowScaling);
}
if (_hasFromArrow) {
paintArrow(p, from, to, w, _fromArrowScaling);
}
}
p.restore();
}
void KstBorderedViewObject::paintSelf(KstPainter& p, const QRegion& bounds) {
p.save();
if (p.type() != KstPainter::P_PRINT && p.type() != KstPainter::P_EXPORT) {
if (p.makingMask()) {
p.setRasterOp(Qt::SetROP);
KstViewObject::paintSelf(p, bounds);
} else {
const QRegion clip(clipRegion());
KstViewObject::paintSelf(p, bounds - clip);
p.setClipRegion(bounds & clip);
}
}
if (_borderWidth > 0) {
QRect r;
const int bw(_borderWidth * p.lineWidthAdjustmentFactor());
QPen pen(_borderColor, bw);
p.setBrush(Qt::NoBrush);
p.setPen(pen);
r.setX(_geom.left() + _margin + bw / 2);
r.setY(_geom.top() + _margin + bw / 2);
r.setWidth(_geom.width() - 2 * _margin - bw + 1);
r.setHeight(_geom.height() - 2 * _margin - bw + 1);
p.drawRect(r);
}
p.restore();
}
void KstTopLevelView::pressMoveLayoutModeMove(const QPoint& pos, bool shift) {
Q_UNUSED(shift)
const QRect old(_prevBand);
QRect r(_pressTarget->geometry());
for (KstViewObjectList::ConstIterator i = _selectionList.begin(); i != _selectionList.end(); ++i) {
r = r.unite((*i)->geometry());
}
const QPoint originalTopLeft(r.topLeft());
QPoint topLeft(pos - _moveOffset - _pressTarget->geometry().topLeft() + r.topLeft());
r.moveTopLeft(topLeft);
_moveOffsetSticky = QPoint(0, 0);
int xMin = STICKY_THRESHOLD;
int yMin = STICKY_THRESHOLD;
snapToBorders(&xMin, &yMin, _selectionList, _pressTarget, r);
if (labs(xMin) < STICKY_THRESHOLD) {
_moveOffsetSticky.setX(xMin);
topLeft.setX(topLeft.x() - xMin);
}
if (labs(yMin) < STICKY_THRESHOLD) {
_moveOffsetSticky.setY(yMin);
topLeft.setY(topLeft.y() - yMin);
}
r.moveTopLeft(topLeft);
if (!_geom.contains(r, true)) {
slideInto(_geom, r);
}
_prevBand = r;
if (_prevBand != old) {
KstPainter p;
p.begin(_w);
p.setRasterOp(Qt::NotROP);
p.setPen(QPen(Qt::black, 0, Qt::DotLine));
if (_selectionList.isEmpty()) {
if (old.topLeft() != QPoint(-1, -1)) {
_pressTarget->drawShadow(p, old.topLeft());
}
_pressTarget->drawShadow(p, r.topLeft());
} else {
for (KstViewObjectList::Iterator iter = _selectionList.begin(); iter != _selectionList.end(); ++iter) {
if (old.topLeft() != QPoint(-1, -1)) {
(*iter)->drawShadow(p, old.topLeft() + (*iter)->geometry().topLeft() - originalTopLeft);
}
(*iter)->drawShadow(p, r.topLeft() + (*iter)->geometry().topLeft() - originalTopLeft);
}
}
p.end();
}
}
void KstTopLevelView::pressMoveLayoutModeEndPoint(const QPoint& pos, bool maintainAspect) {
// FIXME: remove this!! Should not know about any specific type
// for now we only know how to deal with lines
QRect bounds = _pressTarget->_parent->geometry();
QPoint npos = pos;
//pos must be inside the parent
npos.setX(QMAX(npos.x(), bounds.left()));
npos.setX(QMIN(npos.x(), bounds.right()));
npos.setY(QMIN(npos.y(), bounds.bottom()));
npos.setY(QMAX(npos.y(), bounds.top()));
if (KstViewLinePtr line = kst_cast<KstViewLine>(_pressTarget)) {
QPoint movePoint, anchorPoint;
QPoint *fromPoint, *toPoint;
if (_pressDirection & UP) {
// UP means we are on the start endpoint
movePoint = line->from();
anchorPoint = line->to();
fromPoint = &movePoint;
toPoint = &anchorPoint;
} else { // (_pressDirection & DOWN)
// DOWN means we are on the end endpoint
movePoint = line->to();
anchorPoint = line->from();
fromPoint = &anchorPoint;
toPoint = &movePoint;
}
if (maintainAspect) {
movePoint = KstGfxMouseHandlerUtils::findNearestPtOnLine(anchorPoint, movePoint, npos, bounds);
} else {
movePoint = npos; // already enforced pos inside parent.
}
const QRect old(_prevBand);
_prevBand.setTopLeft(*fromPoint);
_prevBand.setBottomRight(*toPoint);
if (old != _prevBand) {
KstPainter p;
p.begin(_w);
p.setPen(QPen(Qt::black, 0, Qt::DotLine));
p.setRasterOp(Qt::NotROP);
if (old.topLeft() != QPoint(-1, -1)) {
p.drawLine(old.topLeft(), old.bottomRight());
}
p.drawLine(_prevBand.topLeft(), _prevBand.bottomRight());
p.end();
}
}
}
void KstViewLegend::drawToBuffer() {
setDirty(false);
_backBuffer.buffer().resize(contentsRect().size());
_backBuffer.buffer().fill(backgroundColor());
KstPainter p;
p.begin(&_backBuffer.buffer());
QPen pen;
pen.setColor(foregroundColor());
p.setPen(pen);
drawToPainter(p);
p.end();
}
void KstViewLine::paintSelf(KstPainter& p, const QRegion& bounds) {
p.save();
if (p.type() != KstPainter::P_PRINT && p.type() != KstPainter::P_EXPORT) {
if (p.makingMask()) {
p.setRasterOp(Qt::SetROP);
KstViewObject::paintSelf(p, geometry());
} else {
const QRegion clip(clipRegion());
KstViewObject::paintSelf(p, bounds - clip);
p.setClipRegion(bounds & clip);
}
}
// figure out which direction to draw the line
const int w(_width * p.lineWidthAdjustmentFactor());
QPen pen(_foregroundColor, w);
pen.setCapStyle(_capStyle);
pen.setStyle(_penStyle);
p.setPen(pen);
const QRect geom(geometry());
int u = 0, v = 0;
// Adjust for large widths. We don't want the line clipped because it goes
// out of the bounding box.
if (w > 1 && geom.height() > 0) {
double theta = atan(geom.width()/geom.height());
if (theta >= 0 && theta <= M_PI/4) {
u = int(fabs((w / 2.0) * (sin(theta) + cos(theta))));
v = int(fabs((w / 2.0) * (1.5*sin(theta) + 0.5*cos(theta))));
} else {
u = int(fabs((w / 2.0) * (1.5*sin(theta) + 0.5*cos(theta))));
v = int(fabs((w / 2.0) * (sin(theta) + cos(theta))));
}
}
switch (_orientation) {
case UpLeft:
case DownRight:
p.drawLine(geom.bottomRight() + QPoint(-u, -v), geom.topLeft() + QPoint(u, v));
break;
case UpRight:
case DownLeft:
p.drawLine(geom.bottomLeft() + QPoint(u, -v), geom.topRight() + QPoint(-u, v));
break;
}
p.restore();
}
void KstViewPicture::paintSelf(KstPainter& p, const QRegion& bounds) {
p.save();
if (p.type() != KstPainter::P_PRINT && p.type() != KstPainter::P_EXPORT) {
if (p.makingMask()) {
p.setRasterOp(Qt::OrROP);
} else {
const QRegion clip(clipRegion());
KstBorderedViewObject::paintSelf(p, bounds - _myClipMask);
p.setClipRegion(bounds & clip);
}
} else {
KstBorderedViewObject::paintSelf(p, bounds);
}
const QRect cr(contentsRectForDevice(p));
if (_image.isNull()) {
// fill with X
p.setBrush(QBrush(Qt::gray, Qt::SolidPattern));
p.setPen(QPen(Qt::black, 0, Qt::SolidLine));
p.drawRect(cr);
p.drawLine(cr.topLeft(), cr.bottomRight());
p.drawLine(cr.topRight(), cr.bottomLeft());
} else {
assert(!cr.isNull()); // Null view objects are not allowed. I want to see
// how this happens so it can be fixed.
if (_iCache.isNull() || _iCache.size() != cr.size()) {
_iCache = _image.copy();
if (!_iCache.isNull()) {
_iCache = _iCache.smoothScale(cr.size());
}
}
if (!_iCache.isNull()) {
if (p.makingMask()) {
// which indicates clipping / BW mode
if (_iCache.hasAlphaBuffer()) {
p.drawImage(cr.topLeft(), _iCache.createAlphaMask());
} else {
p.setBrush(Qt::color1);
p.drawRect(cr);
}
} else {
p.drawImage(cr.topLeft(), _iCache);
}
}
}
p.restore();
}
void KstTopLevelView::pressMoveLayoutModeResize(const QPoint& pos, bool maintainAspect) {
const QRect old(_prevBand);
_prevBand = newSize(_pressTarget->geometry(), _pressTarget->_parent->geometry(), _pressDirection, pos, maintainAspect);
if (_prevBand != old) {
KstPainter p;
p.begin(_w);
p.setRasterOp(Qt::NotROP);
p.setPen(QPen(Qt::black, 0, Qt::DotLine));
if (old.topLeft() != QPoint(-1, -1)) {
p.drawRect(old);
}
p.drawRect(_prevBand);
p.end();
}
}
void KstTopLevelView::updateFocus(const QPoint& pos) {
if (_activeHandler) {
_activeHandler->updateFocus(this, pos);
return;
}
if (_mode == DisplayMode || _mode == Unknown || tracking()) {
return;
}
//TODO: make this work better with click-select mode
KstViewObjectPtr p = findDeepestChild(pos, false);
if (p) {
KstViewObjectPtr p2 = p;
while (p2->_parent && p2->_parent->_container) {
p2 = p2->_parent;
}
if (p2->_parent && !p2->_parent->_container) {
p = p2->_parent;
}
}
if (p) {
if (p->focused()) {
setCursorFor(pos, p);
_focusOn = true; // just in case - seems to be false on occasion
return;
}
p->setFocus(true);
if (_focusOn) { // something else has the focus, clear it
clearFocus();
}
setCursorFor(pos, p);
KstPainter painter;
painter.begin(_w);
painter.setRasterOp(Qt::NotROP);
painter.setPen(QPen(Qt::black, 0, Qt::SolidLine));
painter.setBrush(Qt::NoBrush);
p->drawFocusRect(painter);
painter.end();
_focusOn = true;
_hoverFocus = p;
} else {
clearFocus();
}
}
void KstTopLevelView::pressMoveLayoutModeCenteredResize(const QPoint& pos, bool maintainAspect) {
//centered resize means that the center of the object stays constant
const QRect old(_prevBand);
_prevBand = newSizeCentered(_pressTarget->geometry(), _pressTarget->_parent->geometry(), pos, maintainAspect);
if (_prevBand != old) {
KstPainter p;
p.begin(_w);
p.setPen(QPen(Qt::black, 0, Qt::DotLine));
p.setRasterOp(Qt::NotROP);
if (old.topLeft() != QPoint(-1, -1)) {
p.drawEllipse(old);
}
p.drawEllipse(_prevBand);
p.end();
}
}
void KstViewBox::paintSelf(KstPainter& p, const QRegion& bounds) {
p.save();
if (p.type() != KstPainter::P_PRINT && p.type() != KstPainter::P_EXPORT) {
if (p.makingMask()) {
p.setRasterOp(Qt::SetROP);
} else {
const QRegion clip(clipRegion());
KstViewObject::paintSelf(p, bounds - clip);
p.setClipRegion(bounds & clip);
}
}
// restrict the border width so we do not draw outside of the rectangle itself
int bw(borderWidth() * p.lineWidthAdjustmentFactor());
if (bw > _geom.width() / 2) {
bw = _geom.width() / 2;
}
if (bw > _geom.height()) {
bw = _geom.height() / 2;
}
QPen pen(borderColor(), bw);
pen.setJoinStyle(_cornerStyle);
if (bw == 0) {
pen.setStyle(Qt::NoPen);
}
p.setPen(pen);
if (_transparentFill) {
p.setBrush(Qt::NoBrush);
} else {
p.setBrush(_foregroundColor);
}
QRect r;
r.setX(_geom.left() + bw / 2);
r.setY(_geom.top() + bw / 2);
r.setWidth(_geom.width() - bw);
r.setHeight(_geom.height() - bw);
p.drawRoundRect(r, _xRound, _yRound);
p.restore();
}
void KstTopLevelView::clearFocus() {
if (_focusOn) {
_pressDirection = -1;
_moveOffset = QPoint(-1, -1);
_moveOffsetSticky = QPoint(0, 0);
_w->unsetCursor();
_focusOn = false;
//recursively<bool>(&KstViewObject::setFocus, false);
if (_hoverFocus) {
KstPainter p;
p.begin(_w);
p.setViewXForm(true);
_hoverFocus->setFocus(false);
p.setRasterOp(Qt::NotROP);
p.setPen(QPen(Qt::black, 0, Qt::SolidLine));
p.setBrush(Qt::NoBrush);
_hoverFocus->drawFocusRect(p);
p.end();
_hoverFocus = 0L;
}
}
}
void KstViewLine::drawSelectRect(KstPainter& p) {
p.setPen(QPen(Qt::black, 0));
p.setBrush(QBrush(Qt::green, Qt::SolidPattern));
drawFocusRect(p);
}
