void GripperWidget::drawBackground(QPainter *painter, const QRectF &rect)
//draw the scene background
{
Q_UNUSED(rect);
// Shadow
QRectF sceneRect = this->sceneRect();
QRectF rightShadow(sceneRect.right(), sceneRect.top() + 5, 5, sceneRect.height());
QRectF bottomShadow(sceneRect.left() + 5, sceneRect.bottom(), sceneRect.width(), 5);
if (rightShadow.intersects(rect) || rightShadow.contains(rect))
painter->fillRect(rightShadow, Qt::darkGray);
if (bottomShadow.intersects(rect) || bottomShadow.contains(rect))
painter->fillRect(bottomShadow, Qt::darkGray);
// Fill
QLinearGradient gradient(sceneRect.topLeft(), sceneRect.bottomRight());
gradient.setColorAt(0, Qt::white);
gradient.setColorAt(1, Qt::lightGray);
painter->fillRect(rect.intersect(sceneRect), gradient);
painter->setBrush(Qt::NoBrush);
painter->drawRect(sceneRect);
painter->setPen(Qt::blue);
painter->drawLine(0, GRIPPER_BOTTOM_LINE, GRIPPER_X, GRIPPER_BOTTOM_LINE);
painter->drawLine(GRIPPER_LEFT_LINE, 0, GRIPPER_LEFT_LINE, GRIPPER_Y);
painter->drawLine(GRIPPER_RIGHT_LINE, 0, GRIPPER_RIGHT_LINE, GRIPPER_Y);
painter->setPen(QPen(Qt::green,2));
painter->drawArc(GRIPPER_CENTER_X - GRIPPER_CIRCLE_RADIUS,
GRIPPER_CENTER_Y - GRIPPER_CIRCLE_RADIUS,
GRIPPER_CIRCLE_RADIUS * 2,GRIPPER_CIRCLE_RADIUS * 2,
0, 360 * 64);
}
void KoCreateShapeStrategy::paint(QPainter &painter, const KoViewConverter &converter)
{
if (m_outline.isEmpty())
KoShapeRubberSelectStrategy::paint(painter, converter);
else {
painter.save();
painter.setRenderHint(QPainter::Antialiasing, false);
QColor selectColor(Qt::blue); // TODO make configurable
selectColor.setAlphaF(0.5);
QBrush sb(selectColor, Qt::SolidPattern);
painter.setPen(QPen(sb, 0));
painter.setBrush(sb);
QRectF paintRect = converter.documentToView(selectRect());
qreal xscale = paintRect.width() / m_outlineBoundingRect.width();
qreal yscale = paintRect.height() / m_outlineBoundingRect.height();
QMatrix matrix;
matrix.translate(-m_outlineBoundingRect.left(), -m_outlineBoundingRect.top());
matrix.scale(xscale, yscale);
painter.translate(paintRect.left(), paintRect.top());
if (painter.hasClipping())
paintRect = paintRect.intersect(painter.clipRegion().boundingRect());
painter.setMatrix(matrix, true);
painter.drawPath(m_outline);
painter.restore();
}
}
//! Wrapper for QPainter::fillRect()
void QwtPainter::fillRect( QPainter *painter,
const QRectF &rect, const QBrush &brush )
{
if ( !rect.isValid() )
return;
QRectF clipRect;
const bool deviceClipping = isClippingNeeded( painter, clipRect );
/*
Performance of Qt4 is horrible for non trivial brushs. Without
clipping expect minutes or hours for repainting large rects
(might result from zooming)
*/
if ( deviceClipping )
clipRect &= painter->window();
else
clipRect = painter->window();
if ( painter->hasClipping() )
clipRect &= painter->clipRegion().boundingRect();
QRectF r = rect;
if ( deviceClipping )
r = r.intersect( clipRect );
if ( r.isValid() )
painter->fillRect( r, brush );
}
void GraphWidget::drawBackground(QPainter *painter, const QRectF &rect)
{
Q_UNUSED(rect);
//return;
// Shadow
QRectF sceneRect = this->sceneRect();
QRectF rightShadow(sceneRect.right(), sceneRect.top() + 5, 5, sceneRect.height());
QRectF bottomShadow(sceneRect.left() + 5, sceneRect.bottom(), sceneRect.width(), 5);
if (rightShadow.intersects(rect) || rightShadow.contains(rect))
painter->fillRect(rightShadow, Qt::darkGray);
if (bottomShadow.intersects(rect) || bottomShadow.contains(rect))
painter->fillRect(bottomShadow, Qt::darkGray);
// Fill
QLinearGradient gradient(sceneRect.topLeft(), sceneRect.bottomRight());
gradient.setColorAt(0, QColor(100,107,126));
gradient.setColorAt(1, QColor(100,107,126));
painter->fillRect(rect.intersect(sceneRect), gradient);
//painter->setBrush(Qt::BrushStyle::DiagCrossPattern);
painter->drawRect(sceneRect);
// Text
//QRectF textRect(sceneRect.left() + 4, sceneRect.top() + 4,
// sceneRect.width() - 4, sceneRect.height() - 4);
//QString message(tr("Click and drag the nodes around, and zoom with the mouse "
// "wheel or the '+' and '-' keys"));
//QFont font = painter->font();
//font.setBold(true);
//font.setPointSize(14);
//painter->setFont(font);
//painter->setPen(Qt::lightGray);
////painter->drawText(textRect.translated(2, 2), message);
//painter->setPen(Qt::black);
//painter->drawText(textRect, message);
painter->setPen(QColor(135,142,157));
const int gridSize = 25;
qreal left = int(rect.left()) - (int(rect.left()) % gridSize);
qreal top = int(rect.top()) - (int(rect.top()) % gridSize);
QVarLengthArray<QLineF, 100> lines;
for (qreal x = left; x < rect.right(); x += gridSize)
lines.append(QLineF(x, rect.top(), x, rect.bottom()));
for (qreal y = top; y < rect.bottom(); y += gridSize)
lines.append(QLineF(rect.left(), y, rect.right(), y));
//qDebug() << lines.size();
painter->drawLines(lines.data(), lines.size());
}
void QGobanView::drawBackground(QPainter *painter, const QRectF &rect)
{
Q_UNUSED(rect);
// Shadow
QRectF sceneRect = this->sceneRect();
QRectF rightShadow(sceneRect.right(), sceneRect.top() + 5, 5, sceneRect.height());
QRectF bottomShadow(sceneRect.left() + 5, sceneRect.bottom(), sceneRect.width(), 5);
if (rightShadow.intersects(rect) || rightShadow.contains(rect))
painter->fillRect(rightShadow, Qt::darkGray);
if (bottomShadow.intersects(rect) || bottomShadow.contains(rect))
painter->fillRect(bottomShadow, Qt::darkGray);
// Fill
QLinearGradient gradient(sceneRect.topLeft(), sceneRect.bottomRight());
gradient.setColorAt(0, Qt::white);
gradient.setColorAt(1, Qt::lightGray);
painter->fillRect(rect.intersect(sceneRect), gradient);
painter->setBrush(Qt::NoBrush);
painter->drawRect(sceneRect);
// Lines
for(int i=0;i<_size;i++) {
painter->drawLine(sceneRect.left()+_margin+i*_spacing,sceneRect.top()+_margin,
sceneRect.left()+_margin+i*_spacing,sceneRect.height()-_margin);
painter->drawLine(sceneRect.left()+_margin,sceneRect.top()+_margin+i*_spacing,
sceneRect.width()-_margin,sceneRect.top()+_margin+i*_spacing);
}
//Stars
int size=(int)(_spacing*0.1);
//Always mark the center
painter->setBrush(Qt::SolidPattern);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+(_size-1)/2*_spacing,
sceneRect.top()+_margin+(_size-1)/2*_spacing),size,size);
if(_size>=13) {
//Mark the corners
painter->drawEllipse(QPoint(sceneRect.left()+_margin+3*_spacing,
sceneRect.top()+_margin+3*_spacing),size,size);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+(_size-4)*_spacing,
sceneRect.top()+_margin+3*_spacing),size,size);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+(_size-4)*_spacing,
sceneRect.top()+_margin+(_size-4)*_spacing),size,size);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+3*_spacing,
sceneRect.top()+_margin+(_size-4)*_spacing),size,size);
}
if(_size==19) {
//Mark the middle
painter->drawEllipse(QPoint(sceneRect.left()+_margin+(_size-1)/2*_spacing,
sceneRect.top()+_margin+3*_spacing),size,size);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+(_size-1)/2*_spacing,
sceneRect.top()+_margin+(_size-4)*_spacing),size,size);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+(_size-4)*_spacing,
sceneRect.top()+_margin+(_size-1)/2*_spacing),size,size);
painter->drawEllipse(QPoint(sceneRect.left()+_margin+3*_spacing,
sceneRect.top()+_margin+(_size-1)/2*_spacing),size,size);
}
}
void PokemonBox::drawBackground(QPainter *painter, const QRectF &rect)
{
QGraphicsView::drawBackground(painter, rect);
if (currentPoke != -1) {
QPointF selBGPos = calculatePos(currentPoke, selBg.size());
QRectF intersection = rect.intersect(QRectF(selBGPos, selBg.size()));
QRectF srcRect = QRectF(std::max(qreal(0), intersection.x()-selBGPos.x()), std::max(qreal(0), intersection.y()-selBGPos.y()),
selBg.width(), selBg.height());
painter->drawPixmap(intersection, selBg, srcRect);
}
}
/*!\func
*
* \param
* -
* -
* \return
*/
void GraphBody::drawBackground(QPainter *painter, const QRectF &rect)
{
Q_UNUSED(rect);
LOG(LOG_DEBUG, QString(__FUNCTION__) + " <" + QString::number(__LINE__) + ">");
// Fill
return;
QLinearGradient gradient(rect.topLeft(), rect.bottomRight());
gradient.setColorAt(0, Qt::white);
gradient.setColorAt(1, Qt::lightGray);
painter->fillRect(rect.intersect(rect), gradient);
painter->setBrush(Qt::NoBrush);
painter->drawRect(rect);
}
void GraphWidget::drawBackground(QPainter *painter, const QRectF &rect)
{
Q_UNUSED(rect);
// Shadow
QRectF sceneRect = this->sceneRect();
// Fill
QLinearGradient gradient(sceneRect.topLeft(), sceneRect.bottomRight());
gradient.setColorAt(0, startBackgroundGradient);
gradient.setColorAt(1, endBackgroundGradient);
painter->fillRect(rect.intersect(sceneRect), gradient);
painter->setBrush(Qt::NoBrush);
//painter->drawRect(sceneRect);
}
//! [6]
void GraphWidget::drawBackground(QPainter *painter, const QRectF &rect)
{
Q_UNUSED(rect);
// Shadow
QRectF sceneRect = this->sceneRect();
QRectF rightShadow(sceneRect.right(), sceneRect.top() + 5, 5, sceneRect.height());
QRectF bottomShadow(sceneRect.left() + 5, sceneRect.bottom(), sceneRect.width(), 5);
if (rightShadow.intersects(rect) || rightShadow.contains(rect))
painter->fillRect(rightShadow, Qt::darkGray);
if (bottomShadow.intersects(rect) || bottomShadow.contains(rect))
painter->fillRect(bottomShadow, Qt::darkGray);
// Fill
QLinearGradient gradient(sceneRect.topLeft(), sceneRect.bottomRight());
gradient.setColorAt(0, Qt::white);
gradient.setColorAt(1, Qt::lightGray);
painter->fillRect(rect.intersect(sceneRect), gradient);
painter->setBrush(Qt::NoBrush);
painter->drawRect(sceneRect);
#if !defined(Q_OS_SYMBIAN) && !defined(Q_WS_MAEMO_5)
// Text
QRectF textRect(sceneRect.left() + 4, sceneRect.top() + 4,
sceneRect.width() - 4, sceneRect.height() - 4);
QString message(tr("Click and drag the nodes around, and zoom with the mouse "
"wheel or the '+' and '-' keys"));
QFont font = painter->font();
font.setBold(true);
font.setPointSize(14);
painter->setFont(font);
painter->setPen(Qt::lightGray);
painter->drawText(textRect.translated(2, 2), message);
painter->setPen(Qt::black);
painter->drawText(textRect, message);
#endif
}
QList<KWViewMode::ViewMap> KWViewModeNormal::mapExposedRects(const QRectF &viewRect, KoViewConverter *viewConverter) const
{
QList<ViewMap> answer;
if (!viewConverter) return answer;
#if 1
if (m_pageTops.isEmpty())
return answer;
KWPage page = m_pageManager->begin();
const int pageOffset = page.pageNumber();
// Perform a binary search for page-index using our m_pageTops cache.
int begin = 0;
int end = m_pageTops.count() - 1;
int index = 0;
const qreal value = viewConverter->viewToDocument(viewRect.topLeft()).y();
if (m_pageTops.value(end) <= value) { // check extremes. Only end is needed since begin is zero.
begin = end;
index = end;
}
while (end - begin > 1) {
index = begin + (end - begin) / 2;
qreal diff = m_pageTops.value(index) - value;
if (diff < 0)
begin = index;
else if (diff > 0)
end = index;
else
break;
}
// index is now the number of the first possible page that can
// contain the viewRect. The next step is to find the
// corresponding Page. Since we have no way to get to the Nth
// page directly we have to enumerate them from the beginning.
//
// We use 1 since we might hit a pagespread in the binary search,
// so start one page early.
while (index > 1) {
page = page.next();
--index;
}
// From here we loop through some more pages after the found one
// and see if they intersect with the page in question. When we
// have two pages in row that don't intersect we break the loop.
qreal offsetX = 0.0;
int emptyPages = 0;
for(; page.isValid(); page = page.next()) {
Q_ASSERT_X(page.pageNumber()-pageOffset < m_pageTops.count(), __FUNCTION__,
QString("Pagemanager has more pages than viewmode (%1>%2 with pageOffset=%3 and pageNumber=%4 and pageCount=%5). Make sure you add pages via the document!")
.arg(page.pageNumber()-pageOffset).arg(m_pageTops.count())
.arg(pageOffset).arg(page.pageNumber()).arg(m_pageManager->pageCount()).toLocal8Bit());
// Some invariants
const QRectF pageRect = page.rect();
const qreal offsetY = m_pageTops[page.pageNumber() - pageOffset] - pageRect.top();
bool pageIntersects = false;
// 1. First handle the page itself.
const QRectF zoomedPage = viewConverter->documentToView(pageRect);
ViewMap vm;
vm.page = page;
//kDebug(32003) <<"page" << page.pageNumber();
vm.distance = viewConverter->documentToView(QPointF(offsetX, offsetY));
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(),
zoomedPage.width(), zoomedPage.height());
QRectF intersection = targetPage.intersect(viewRect);
if (! intersection.isEmpty()) {
intersection.moveTopLeft(intersection.topLeft() - vm.distance);
vm.clipRect = intersection.toRect();
answer.append(vm);
pageIntersects = true;
}
// 2. Then handle the annotation area if annotations are active.
//
// The reason we don't do them together with the page
// itself is because the pages have a gap between them, but
// the annotation area should be unbroken.
//
// NOTE: 'annotation' below means the annotation area.
//
// FIXME: We should only do this if the annotation area is
// actually shown. How can we inside the KWViewMode
// know if annotations are active?
if (1 /* annotations are shown */) {
const QRectF annotationRect = pageRect.adjusted(page.width(), 0,
KWCanvasBase::AnnotationAreaWidth, GAP);
const QRectF zoomedAnnotation = viewConverter->documentToView(annotationRect);
ViewMap vm2;
vm2.page = page;
vm2.distance = viewConverter->documentToView(QPointF(offsetX, offsetY));
const QRectF targetAnnotation(zoomedAnnotation.x() + vm2.distance.x(),
zoomedAnnotation.y() + vm2.distance.y(),
zoomedAnnotation.width(), zoomedAnnotation.height());
intersection = targetAnnotation.intersect(viewRect);
if (! intersection.isEmpty()) {
intersection.moveTopLeft(intersection.topLeft() - vm2.distance);
vm2.clipRect = intersection.toRect();
answer.append(vm2);
pageIntersects = true;
}
}
// Record whether this page had an intersection with the view rect.
if (pageIntersects) {
emptyPages = 0;
} else {
++emptyPages;
}
if (emptyPages > 2) // Since we show at max 2 pages side by side this is an easy rule
break;
if (m_pageSpreadMode) {
if (page.pageSide() == KWPage::Left)
offsetX = page.width() + GAP;
else
offsetX = 0.0;
}
}
#else
KWPage page = m_pageManager->begin();
Q_ASSERT(page.isValid());
qreal offsetX = 0.0;
const int pageOffset = page.pageNumber();
for(; page.isValid(); page = page.next()) {
const QRectF pageRect = page.rect();
const QRectF zoomedPage = viewConverter->documentToView(pageRect);
ViewMap vm;
vm.page = page;
const qreal offsetY = m_pageTops[page.pageNumber() - pageOffset] - pageRect.top();
vm.distance = viewConverter->documentToView(QPointF(offsetX, offsetY));
#if 0
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(), zoomedPage.width() , zoomedPage.height());
QRectF intersection = targetPage.intersect(viewRect);
if (! intersection.isEmpty()) {
intersection.moveTopLeft(intersection.topLeft() - vm.distance);
vm.clipRect = intersection.toRect();
answer.append(vm);
}
#else
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(), zoomedPage.width() , zoomedPage.height());
vm.clipRect = targetPage.toRect();
answer.append(vm);
#endif
}
#endif
return answer;
}
QList<KWViewMode::ViewMap> KWViewModeNormal::mapExposedRects(const QRectF &viewRect, KoViewConverter *viewConverter) const
{
QList<ViewMap> answer;
if (!viewConverter) return answer;
#if 1
if (m_pageTops.isEmpty())
return answer;
KWPage page = m_pageManager->begin();
qreal offsetX = 0.0;
const int pageOffset = page.pageNumber();
int begin = 0;
int end = m_pageTops.count() - 1;
int index = 0;
const qreal value = viewConverter->viewToDocument(viewRect.topLeft()).y();
if (m_pageTops.value(end) <= value) { // check extremes. Only end is needed since begin is zero.
begin = end;
index = end;
}
while (end - begin > 1) { // binary search for page-index using our m_pageTops cache.
index = begin + (end - begin) / 2;
qreal diff = m_pageTops.value(index) - value;
if (diff < 0)
begin = index;
else if (diff > 0)
end = index;
else
break;
}
while (index > 1) { // 1 since we might hit a pagespread in the binary search, so start one page early
page = page.next();
--index;
}
int emptyPages = 0;
for(; page.isValid(); page = page.next()) {
Q_ASSERT_X(page.pageNumber()-pageOffset < m_pageTops.count(), __FUNCTION__,
QString("Pagemanager has more pages than viewmode (%1>%2 with pageOffset=%3 and pageNumber=%4 and pageCount=%5). Make sure you add pages via the document!")
.arg(page.pageNumber()-pageOffset).arg(m_pageTops.count()).arg(pageOffset).arg(page.pageNumber()).arg(m_pageManager->pageCount()).toLocal8Bit());
const QRectF pageRect = page.rect();
const QRectF zoomedPage = viewConverter->documentToView(pageRect);
ViewMap vm;
vm.page = page;
//kDebug(32003) <<"page" << page.pageNumber();
const qreal offsetY = m_pageTops[page.pageNumber() - pageOffset] - pageRect.top();
vm.distance = viewConverter->documentToView(QPointF(offsetX, offsetY));
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(),
zoomedPage.width() , zoomedPage.height());
QRectF intersection = targetPage.intersect(viewRect);
if (! intersection.isEmpty()) {
intersection.moveTopLeft(intersection.topLeft() - vm.distance);
vm.clipRect = intersection.toRect();
answer.append(vm);
emptyPages = 0;
} else {
emptyPages++;
}
if (emptyPages > 2) // Since we show at max 2 pages side by side this is an easy rule
break;
if (m_pageSpreadMode) {
if (page.pageSide() == KWPage::Left)
offsetX = page.width() + GAP;
else
offsetX = 0.0;
}
}
#else
KWPage page = m_pageManager->begin();
Q_ASSERT(page.isValid());
qreal offsetX = 0.0;
const int pageOffset = page.pageNumber();
for(; page.isValid(); page = page.next()) {
const QRectF pageRect = page.rect();
const QRectF zoomedPage = viewConverter->documentToView(pageRect);
ViewMap vm;
vm.page = page;
const qreal offsetY = m_pageTops[page.pageNumber() - pageOffset] - pageRect.top();
vm.distance = viewConverter->documentToView(QPointF(offsetX, offsetY));
#if 0
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(), zoomedPage.width() , zoomedPage.height());
QRectF intersection = targetPage.intersect(viewRect);
if (! intersection.isEmpty()) {
intersection.moveTopLeft(intersection.topLeft() - vm.distance);
vm.clipRect = intersection.toRect();
answer.append(vm);
}
#else
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(), zoomedPage.width() , zoomedPage.height());
vm.clipRect = targetPage.toRect();
answer.append(vm);
#endif
}
#endif
return answer;
}
QList<KWViewMode::ViewMap> KWViewModeNormal::clipRectToDocument(const QRect &viewRect) const
{
QList<ViewMap> answer;
if (m_pageTops.isEmpty())
return answer;
KWPage page = m_pageManager->begin();
qreal offsetX = 0.0;
const int pageOffset = page.pageNumber();
int begin = 0;
int end = m_pageTops.count() - 1;
int index = 0;
const qreal value = m_viewConverter->viewToDocument(viewRect.topLeft()).y();
if (m_pageTops.value(end) <= value) { // check extremes. Only end is needed since begin is zero.
begin = end;
index = end;
}
while (end - begin > 1) { // binary search for page-index using our m_pageTops cache.
index = begin + (end - begin) / 2;
qreal diff = m_pageTops.value(index) - value;
if (diff < 0)
begin = index;
else if (diff > 0)
end = index;
else
break;
}
while (index > 1) { // 1 since we might hit a pagespread in the binary search, so start one page early
page = page.next();
--index;
if (page.pageSide() == KWPage::PageSpread)
--index;
}
int emptyPages = 0;
while (page.isValid()) {
#ifndef NDEBUG
if (page.pageNumber() - pageOffset >= m_pageTops.count()) {
kWarning(32003) << "ERROR; pagemanager has more pages than viewmode ("
<< m_pageManager->pageCount() << ">" << m_pageTops.count()
<< "). Make sure you add pages via the document!";
break;
}
#endif
const QRectF pageRect = page.rect();
const QRectF zoomedPage = m_viewConverter->documentToView(pageRect);
ViewMap vm;
vm.page = page;
//kDebug(32003) <<"page" << page.pageNumber();
const qreal offsetY = m_pageTops[page.pageNumber() - pageOffset] - pageRect.top();
vm.distance = m_viewConverter->documentToView(QPointF(offsetX, offsetY));
const QRectF targetPage(zoomedPage.x() + vm.distance.x(), zoomedPage.y() + vm.distance.y(),
zoomedPage.width() , zoomedPage.height());
QRectF intersection = targetPage.intersect(viewRect);
if (! intersection.isEmpty()) {
intersection.moveTopLeft(intersection.topLeft() - vm.distance);
vm.clipRect = intersection.toRect();
answer.append(vm);
emptyPages = 0;
} else {
emptyPages++;
}
if (emptyPages > 2) // Since we show at max 2 pages side by side this is an easy rule
break;
if (m_pageSpreadMode) {
if (page.pageSide() == KWPage::Left)
offsetX = page.width() + GAP;
else
offsetX = 0.0;
}
page = page.next();
}
return answer;
}
