void Printer::putProfileImage(QRect profilePlaceholder, QRect viewPort, QPainter *painter, struct dive *dive, QPointer<ProfileWidget2> profile)
{
int x = profilePlaceholder.x() - viewPort.x();
int y = profilePlaceholder.y() - viewPort.y();
// use the placeHolder and the viewPort position to calculate the relative position of the dive profile.
QRect pos(x, y, profilePlaceholder.width(), profilePlaceholder.height());
profile->plotDive(dive, true);
if (!printOptions->color_selected) {
QImage image(pos.width(), pos.height(), QImage::Format_ARGB32);
QPainter imgPainter(&image);
imgPainter.setRenderHint(QPainter::Antialiasing);
imgPainter.setRenderHint(QPainter::SmoothPixmapTransform);
profile->render(&imgPainter, QRect(0, 0, pos.width(), pos.height()));
imgPainter.end();
// convert QImage to grayscale before rendering
for (int i = 0; i < image.height(); i++) {
QRgb *pixel = reinterpret_cast<QRgb *>(image.scanLine(i));
QRgb *end = pixel + image.width();
for (; pixel != end; pixel++) {
int gray_val = qGray(*pixel);
*pixel = QColor(gray_val, gray_val, gray_val).rgb();
}
}
painter->drawImage(pos, image);
} else {
profile->render(painter, pos);
}
}
void KisColorSelector::paintEvent(QPaintEvent* /*event*/)
{
// 0 red -> (1,0,0)
// 1 yellow -> (1,1,0)
// 2 green -> (0,1,0)
// 3 cyan -> (0,1,1)
// 4 blue -> (0,0,1)
// 5 maenta -> (1,0,1)
// 6 red -> (1,0,0)
m_renderBuffer.fill(0);
QPainter imgPainter(&m_renderBuffer);
QPainter wdgPainter(this);
QRect fgRect(0, 0 , QWidget::width(), QWidget::height()/2);
QRect bgRect(0, QWidget::height()/2, QWidget::width(), QWidget::height()/2);
wdgPainter.fillRect(fgRect, m_fgColor.getQColor());
wdgPainter.fillRect(bgRect, m_bgColor.getQColor());
for(int i=0; i<m_colorRings.size(); ++i)
drawRing(imgPainter, m_colorRings[i], m_renderArea);
wdgPainter.drawImage(m_renderArea, m_renderBuffer);
drawOutline (wdgPainter, m_renderArea);
drawLightStrip(wdgPainter, m_lightStripArea);
}
void PaletteWidget2::paintEvent(QPaintEvent *event)
{
// hint: use event->rect() to repaint small pieces (when single color is changed) if painting is slow
QPainter painter(this);
painter.setPen(Qt::NoPen);
for(int i = 0; i < PALETTE_COLOR_COUNT; i++)
{
QImage img;
if (i == selectedItem)
{
img = ColorWidget::getSelectedMask();
QPainter imgPainter(&img);
imgPainter.setCompositionMode(QPainter::CompositionMode_Multiply);
imgPainter.fillRect(img.rect(), palette.getColor(i));
}
else if (i == hoveredItem)
{
img = ColorWidget::getHoverMask();
QPainter imgPainter(&img);
imgPainter.setCompositionMode(QPainter::CompositionMode_DestinationAtop);
imgPainter.fillRect(img.rect(), palette.getColor(i));
}
else
{
img = ColorWidget::getNormalMask();
QPainter imgPainter(&img);
imgPainter.setCompositionMode(QPainter::CompositionMode_Multiply);
imgPainter.fillRect(img.rect(), palette.getColor(i));
}
painter.drawImage(rects[i], img);
}
QImage img(":/MoodBox/Resources/palette_widget.png");
painter.drawImage(0, 0, img);
event->accept();
QWidget::paintEvent(event);
}
static QPixmap generateWavyPixmap(qreal maxRadius, const QPen &pen)
{
const qreal radiusBase = qMax(qreal(1), maxRadius);
QString key = QLatin1String("WaveUnderline-Bauhaus");
QPixmap pixmap;
if (QPixmapCache::find(key, pixmap))
return pixmap;
const qreal halfPeriod = qMax(qreal(2), qreal(radiusBase * 1.61803399)); // the golden ratio
const int width = qCeil(100 / (2 * halfPeriod)) * (2 * halfPeriod);
const int radius = qFloor(radiusBase);
QPainterPath path;
qreal xs = 0;
qreal ys = radius;
while (xs < width) {
xs += halfPeriod;
ys = -ys;
path.quadTo(xs - halfPeriod / 2, ys, xs, 0);
}
pixmap = QPixmap(width, radius * 2);
pixmap.fill(Qt::transparent);
{
QPen wavePen = pen;
wavePen.setCapStyle(Qt::SquareCap);
// This is to protect against making the line too fat, as happens on Mac OS X
// due to it having a rather thick width for the regular underline.
const qreal maxPenWidth = .8 * radius;
if (wavePen.widthF() > maxPenWidth)
wavePen.setWidth(maxPenWidth);
QPainter imgPainter(&pixmap);
imgPainter.setPen(wavePen);
imgPainter.setRenderHint(QPainter::Antialiasing);
imgPainter.translate(0, radius);
imgPainter.drawPath(path);
}
QPixmapCache::insert(key, pixmap);
return pixmap;
}
void QseVerticalAxisWidget::paintEvent(QPaintEvent */*event*/)
{
if (isUpdateOnce() || m_cache.size() != size()) {
// resize image, if needed
if (size() != m_cache.size())
m_cache = QImage(size(), QImage::Format_RGB32);
// draw background
QPainter imgPainter(&m_cache);
imgPainter.fillRect(rect(), background());
if (metricProvider())
leftRightRender(&imgPainter);
setUpdateOnce(false);
}
QPainter painter(this);
painter.drawImage(rect(), m_cache);
}
QPixmap AvatarButton::paintRoundBorder(QPixmap &userPicture, bool thumbnailMode, bool mouseIsHovered)
{
// Paint round border for userpic
QPixmap avatarMask;
QIcon avatarBorder;
QIcon userpic;
if (thumbnailMode)
{
avatarMask.load(AVATAR_TRANSPARENCY_MASK_SMALL);
if (mouseIsHovered)
avatarBorder.addFile(AVATAR_HOVER_BORDER_SMALL);
else
avatarBorder.addFile(AVATAR_BORDER_SMALL);
userpic.addPixmap(userPicture.scaled(USERPIC_SMALL_WIDTH - 4, USERPIC_SMALL_HEIGHT - 4, Qt::KeepAspectRatioByExpanding));
}
else
{
avatarMask.load(AVATAR_TRANSPARENCY_MASK_MAX);
if (mouseIsHovered)
avatarBorder.addFile(AVATAR_HOVER_BORDER_MAX);
else
avatarBorder.addFile(AVATAR_BORDER_MAX);
userpic.addPixmap(userPicture.scaled(USERPIC_MAX_WIDTH - 2, USERPIC_MAX_HEIGHT - 2, Qt::KeepAspectRatioByExpanding));
}
QPainter imgPainter(&avatarMask);
imgPainter.setCompositionMode(QPainter::CompositionMode_SourceAtop);
imgPainter.fillRect(avatarMask.rect(), QBrush(Qt::white));
userpic.paint(&imgPainter, avatarMask.rect(), Qt::AlignCenter, QIcon::Normal);
imgPainter.setCompositionMode(QPainter::CompositionMode_SourceOver);
avatarBorder.paint(&imgPainter, avatarMask.rect(), Qt::AlignCenter, QIcon::Normal);
return avatarMask;
}
//! [8]
void RenderArea::paintEvent(QPaintEvent * /* event */)
{
//! [9]
QPainter painter(this);
painter.setPen(pen);
painter.setBrush(brush);
painter.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing, antialiased);
//! [9]
if (doRunTest)
{
QPoint ptCenter = this->rect().center();
if (transformed) {
painter.translate(ptCenter);
//painter.rotate(60.0);
painter.scale(0.99, 0.99);
painter.translate(-ptCenter );
}
if (this->deviceType4Draw == QInternal::Widget) {
qDebug() << "RenderArea: painter.device(): " << g_paintDeviceType[painter.device()->devType()]
<< ", painter.paintEngine(): " << g_paintEngineType[painter.paintEngine()->type()];
painter.fillRect(this->rect(), Qt::white);
KQtTester tester(&painter);
tester.runTest();
} else if (this->deviceType4Draw == QInternal::Pixmap) {
QPixmap pix(this->width(), this->height());
pix.fill(Qt::white);
QPainter pixPainter(&pix);
pixPainter.setPen(pen);
pixPainter.setBrush(brush);
pixPainter.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing, antialiased);
qDebug() << "Pixmap: pixPainter.device(): " << g_paintDeviceType[pixPainter.device()->devType()]
<< ", pixPainter.paintEngine(): " << g_paintEngineType[pixPainter.paintEngine()->type()];
KQtTester tester(&pixPainter);
tester.runTest();
pixPainter.end();
painter.fillRect(0, 0, 2000, 2000, Qt::white);
painter.drawPixmap(0, 0, pix);
} else if (this->deviceType4Draw == QInternal::Image) {
QImage img(this->width(), this->height(), QImage::Format_ARGB32_Premultiplied);
img.fill(0xffffffff);
QPainter imgPainter(&img);
imgPainter.setPen(pen);
imgPainter.setBrush(brush);
imgPainter.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing, antialiased);
qDebug() << "Image: imgPainter.device(): " << g_paintDeviceType[imgPainter.device()->devType()]
<< ", imgPainter.paintEngine(): " << g_paintEngineType[imgPainter.paintEngine()->type()];
KQtTester tester(&imgPainter);
tester.runTest();
imgPainter.end();
painter.fillRect(0, 0, 2000, 2000, Qt::white);
painter.drawImage(0, 0, img);
} else
Q_ASSERT(0);
return;
}
static const QPoint points[4] = {
QPoint(10, 80),
QPoint(20, 10),
QPoint(80, 30),
QPoint(90, 70)
};
QRect rect(10, 20, 80, 60);
QPainterPath path;
path.moveTo(20, 80);
path.lineTo(20, 30);
path.cubicTo(80, 0, 50, 50, 80, 80);
int startAngle = 20 * 16;
int arcLength = 120 * 16;
//! [8]
//! [10]
for (int x = 0; x < width(); x += 100) {
for (int y = 0; y < height(); y += 100) {
painter.save();
painter.translate(x, y);
//! [10] //! [11]
if (transformed) {
painter.translate(50, 50);
painter.rotate(60.0);
painter.scale(0.6, 0.9);
painter.translate(-50, -50);
}
//! [11]
//! [12]
switch (shape) {
case Line:
painter.drawLine(rect.bottomLeft(), rect.topRight());
break;
case Points:
painter.drawPoints(points, 4);
break;
case Polyline:
painter.drawPolyline(points, 4);
break;
case Polygon:
painter.drawPolygon(points, 4);
break;
case Rect:
painter.drawRect(rect);
break;
case RoundedRect:
painter.drawRoundedRect(rect, 25, 25, Qt::RelativeSize);
break;
case Ellipse:
painter.drawEllipse(rect);
break;
case Arc:
painter.drawArc(rect, startAngle, arcLength);
break;
case Chord:
painter.drawChord(rect, startAngle, arcLength);
break;
case Pie:
painter.drawPie(rect, startAngle, arcLength);
break;
case Path:
painter.drawPath(path);
break;
case Text:
painter.drawText(rect, Qt::AlignCenter, tr("hello,oken! "));
break;
case Pixmap:
painter.drawPixmap(10, 10, pixmap);
}
//! [12] //! [13]
painter.restore();
}
}
painter.setRenderHint(QPainter::Antialiasing, false);
painter.setPen(palette().dark().color());
painter.setBrush(Qt::NoBrush);
painter.drawRect(QRect(0, 0, width() - 1, height() - 1));
}
void PrintLayout::printProfileDives(int divesPerRow, int divesPerColumn)
{
int i, row = 0, col = 0, printed = 0, total = estimateTotalDives();
int animationOriginal = prefs.animation_speed;
struct dive *dive;
if (!total)
return;
// disable animations on the profile:
prefs.animation_speed = 0;
// setup a painter
QPainter painter;
painter.begin(printer);
painter.setRenderHint(QPainter::Antialiasing);
painter.setRenderHint(QPainter::SmoothPixmapTransform);
// setup the profile widget
QPointer<ProfileWidget2> profile = MainWindow::instance()->graphics();
const int profileFrameStyle = profile->frameStyle();
profile->setFrameStyle(QFrame::NoFrame);
profile->setPrintMode(true, !printOptions->color_selected);
profile->setFontPrintScale(divesPerRow * divesPerColumn > 3 ? 0.6 : 1.0);
QSize originalSize = profile->size();
// swap rows/col for landscape
if (printer->orientation() == QPrinter::Landscape) {
int swap = divesPerColumn;
divesPerColumn = divesPerRow;
divesPerRow = swap;
}
// padding in pixels between two dives. no padding if only one dive per page.
const int padDef = 20;
const int padW = (divesPerColumn < 2) ? 0 : padDef;
const int padH = (divesPerRow < 2) ? 0 : padDef;
// estimate dimensions for a single dive
const int scaledW = ESTIMATE_DIVE_DIM(pageW, divesPerColumn, padW);
const int scaledH = ESTIMATE_DIVE_DIM(pageH, divesPerRow, padH);
// padding in pixels between profile and table
const int padPT = 5;
// create a model and table
ProfilePrintModel model;
model.setFontsize(7); // if this is changed we also need to change 'const int sr' in the constructor
// if there is only one dive per page row we pass fitNotesToHeight to be almost half the page height
QPointer<QTableView> table(createProfileTable(&model, scaledW, (divesPerRow == 1) ? scaledH * 0.45 : 0.0));
// profilePrintTableMaxH updates after the table is created
const int tableH = profilePrintTableMaxH;
// resize the profile widget
profile->resize(scaledW, scaledH - tableH - padPT);
// offset table or profile on top
int yOffsetProfile = 0, yOffsetTable = 0;
if (printOptions->notes_up)
yOffsetProfile = tableH + padPT;
else
yOffsetTable = scaledH - tableH;
// plot the dives at specific rows and columns on the page
for_each_dive (i, dive) {
if (!dive->selected && printOptions->print_selected)
continue;
if (col == divesPerColumn) {
col = 0;
row++;
if (row == divesPerRow) {
row = 0;
printer->newPage();
}
}
// draw a profile
QTransform origTransform = painter.transform();
painter.translate((scaledW + padW) * col, (scaledH + padH) * row + yOffsetProfile);
profile->plotDive(dive, true); // make sure the profile is actually redrawn
#ifdef Q_OS_LINUX // on Linux there is a vector line bug (big lines in PDF), which forces us to render to QImage
QImage image(scaledW, scaledH - tableH - padPT, QImage::Format_ARGB32);
QPainter imgPainter(&image);
imgPainter.setRenderHint(QPainter::Antialiasing);
imgPainter.setRenderHint(QPainter::SmoothPixmapTransform);
profile->render(&imgPainter, QRect(0, 0, scaledW, scaledH - tableH - padPT));
imgPainter.end();
painter.drawImage(image.rect(),image);
#else // for other OS we can try rendering the profile as vector
profile->render(&painter, QRect(0, 0, scaledW, scaledH - tableH - padPT));
#endif
painter.setTransform(origTransform);
// draw a table
QPicture pic;
QPainter picPainter;
painter.translate((scaledW + padW) * col, (scaledH + padH) * row + yOffsetTable);
model.setDive(dive);
picPainter.begin(&pic);
table->render(&picPainter);
picPainter.end();
painter.drawPicture(QPoint(0,0), pic);
painter.setTransform(origTransform);
col++;
printed++;
emit signalProgress((printed * 100) / total);
}
// cleanup
painter.end();
profile->setFrameStyle(profileFrameStyle);
profile->setPrintMode(false);
profile->resize(originalSize);
// we need to force a redraw of the profile so it switches back from print mode
profile->plotDive(0, true);
// re-enable animations
prefs.animation_speed = animationOriginal;
}
