diff options
Diffstat (limited to 'qmidiplayer-desktop/qdialskulpturestyle.cpp')
| -rw-r--r-- | qmidiplayer-desktop/qdialskulpturestyle.cpp | 742 |
1 files changed, 397 insertions, 345 deletions
diff --git a/qmidiplayer-desktop/qdialskulpturestyle.cpp b/qmidiplayer-desktop/qdialskulpturestyle.cpp index 7650edb..29c8f79 100644 --- a/qmidiplayer-desktop/qdialskulpturestyle.cpp +++ b/qmidiplayer-desktop/qdialskulpturestyle.cpp @@ -36,35 +36,40 @@ static const bool UsePixmapCache = true; static void -paintIndicatorCached(QPainter *painter, const QStyleOption *option, std::function<void(QPainter*,const QStyleOption*)> paintFunc, bool useCache, const QString &pixmapName) +paintIndicatorCached(QPainter *painter, const QStyleOption *option, std::function<void(QPainter *, const QStyleOption *)> paintFunc, bool useCache, const QString &pixmapName) { - QRect rect = option->rect; - QPixmap internalPixmapCache; - QImage imageCache; - QPainter *p = painter; - int txType = painter->deviceTransform().type() | painter->worldTransform().type(); - bool doPixmapCache = useCache && (!option->rect.isEmpty()) - && ((txType <= QTransform::TxTranslate) || (painter->deviceTransform().type() == QTransform::TxScale)); - if (doPixmapCache && QPixmapCache::find(pixmapName, &internalPixmapCache)) { - painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); - } else { - if (doPixmapCache) { - rect.setRect(0, 0, option->rect.width(), option->rect.height()); - qreal pixelRatio=painter->device()->devicePixelRatioF(); - imageCache = QImage(option->rect.size() * pixelRatio, QImage::Format_ARGB32_Premultiplied); - imageCache.setDevicePixelRatio(pixelRatio); - imageCache.fill(0); - p = new QPainter(&imageCache); - } - paintFunc(p,option); - if (doPixmapCache) { - p->end(); - delete p; - internalPixmapCache = QPixmap::fromImage(imageCache); - painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); - QPixmapCache::insert(pixmapName, internalPixmapCache); - } - } + QRect rect = option->rect; + QPixmap internalPixmapCache; + QImage imageCache; + QPainter *p = painter; + int txType = painter->deviceTransform().type() | painter->worldTransform().type(); + bool doPixmapCache = useCache && (!option->rect.isEmpty()) + && ((txType <= QTransform::TxTranslate) || (painter->deviceTransform().type() == QTransform::TxScale)); + if (doPixmapCache && QPixmapCache::find(pixmapName, &internalPixmapCache)) + { + painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); + } + else + { + if (doPixmapCache) + { + rect.setRect(0, 0, option->rect.width(), option->rect.height()); + qreal pixelRatio = painter->device()->devicePixelRatioF(); + imageCache = QImage(option->rect.size() * pixelRatio, QImage::Format_ARGB32_Premultiplied); + imageCache.setDevicePixelRatio(pixelRatio); + imageCache.fill(0); + p = new QPainter(&imageCache); + } + paintFunc(p, option); + if (doPixmapCache) + { + p->end(); + delete p; + internalPixmapCache = QPixmap::fromImage(imageCache); + painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); + QPixmapCache::insert(pixmapName, internalPixmapCache); + } + } } void @@ -73,120 +78,132 @@ paintDialBase(QPainter *painter, const QStyleOption *option) // painter->fillRect(option->rect, Qt::red); // painter->save(); // painter->setRenderHint(QPainter::Antialiasing, true); - int d = qMin(option->rect.width(), option->rect.height()); -/* if (d > 20 && option->notchTarget > 0) { - d += -1; - } -*/ QRectF r((option->rect.width() - d) / 2.0, (option->rect.height() - d) / 2.0, d, d); - const qreal angle = option->direction == Qt::LeftToRight ? 135.0 : 45.0; + int d = qMin(option->rect.width(), option->rect.height()); + /* if (d > 20 && option->notchTarget > 0) { + d += -1; + } + */ + QRectF r((option->rect.width() - d) / 2.0, (option->rect.height() - d) / 2.0, d, d); + const qreal angle = option->direction == Qt::LeftToRight ? 135.0 : 45.0; // const qreal angle = 90; - painter->setPen(Qt::NoPen); - painter->setRenderHint(QPainter::Antialiasing); - QColor border_color = option->palette.color(QPalette::Window); + painter->setPen(Qt::NoPen); + painter->setRenderHint(QPainter::Antialiasing); + QColor border_color = option->palette.color(QPalette::Window); #if 0 - { - QRadialGradient depth_gradient(r.center(), d / 2); + { + QRadialGradient depth_gradient(r.center(), d / 2); // depth_gradient.setColorAt(0.0, QColor(0, 0, 0, 255)); - depth_gradient.setColorAt(0.5, QColor(0, 0, 0, 255)); - depth_gradient.setColorAt(1.0, QColor(0, 0, 0, 0)); - painter->setBrush(depth_gradient); - painter->drawEllipse(r); - } + depth_gradient.setColorAt(0.5, QColor(0, 0, 0, 255)); + depth_gradient.setColorAt(1.0, QColor(0, 0, 0, 0)); + painter->setBrush(depth_gradient); + painter->drawEllipse(r); + } #endif #if 1 - if (option->state & QStyle::State_HasFocus && option->state & QStyle::State_KeyboardFocusChange) { - painter->setBrush(option->palette.color(QPalette::Highlight).darker(180)); - r.adjust(1, 1, -1, -1); - painter->drawEllipse(r); - painter->setBrush(border_color); - r.adjust(1, 1, -1, -1); - painter->drawEllipse(r); - r.adjust(1, 1, -1, -1); - } else { - painter->setBrush(border_color); - r.adjust(1, 1, -1, -1); - painter->drawEllipse(r); - r.adjust(1, 1, -1, -1); - QConicalGradient border_gradient(r.center(), angle); - if (!(option->state & QStyle::State_Enabled)) { - border_color = border_color.lighter(120); - } - border_gradient.setColorAt(0.0, border_color.darker(180)); - border_gradient.setColorAt(0.3, border_color.darker(130)); - border_gradient.setColorAt(0.5, border_color.darker(170)); - border_gradient.setColorAt(0.7, border_color.darker(130)); - border_gradient.setColorAt(1.0, border_color.darker(180)); - painter->setBrush(border_gradient); + if (option->state & QStyle::State_HasFocus && option->state & QStyle::State_KeyboardFocusChange) + { + painter->setBrush(option->palette.color(QPalette::Highlight).darker(180)); + r.adjust(1, 1, -1, -1); + painter->drawEllipse(r); + painter->setBrush(border_color); + r.adjust(1, 1, -1, -1); + painter->drawEllipse(r); + r.adjust(1, 1, -1, -1); + } + else + { + painter->setBrush(border_color); + r.adjust(1, 1, -1, -1); + painter->drawEllipse(r); + r.adjust(1, 1, -1, -1); + QConicalGradient border_gradient(r.center(), angle); + if (!(option->state & QStyle::State_Enabled)) + { + border_color = border_color.lighter(120); + } + border_gradient.setColorAt(0.0, border_color.darker(180)); + border_gradient.setColorAt(0.3, border_color.darker(130)); + border_gradient.setColorAt(0.5, border_color.darker(170)); + border_gradient.setColorAt(0.7, border_color.darker(130)); + border_gradient.setColorAt(1.0, border_color.darker(180)); + painter->setBrush(border_gradient); // painter->setBrush(Qt::blue); - painter->drawEllipse(r); - r.adjust(1, 1, -1, -1); - } - d -= 6; - - QColor dial_color; - if (option->state & QStyle::State_Enabled) { - dial_color = option->palette.color(QPalette::Button).lighter(101); - if (option->state & QStyle::State_MouseOver) { - dial_color = dial_color.lighter(103); - } - } else { - dial_color = option->palette.color(QPalette::Window); - } - qreal t = option->state & QStyle::State_Enabled ? 2.0 : 1.5; - // ###: work around Qt 4.3.0 bug? (this works for 4.3.1) - QConicalGradient border_gradient(r.center(), angle); - border_gradient.setColorAt(0.0, dial_color.lighter(120)); - border_gradient.setColorAt(0.2, dial_color); - border_gradient.setColorAt(0.5, dial_color.darker(130)); - border_gradient.setColorAt(0.8, dial_color); - border_gradient.setColorAt(1.0, dial_color.lighter(120)); - painter->setPen(QPen(border_gradient, t)); + painter->drawEllipse(r); + r.adjust(1, 1, -1, -1); + } + d -= 6; + + QColor dial_color; + if (option->state & QStyle::State_Enabled) + { + dial_color = option->palette.color(QPalette::Button).lighter(101); + if (option->state & QStyle::State_MouseOver) + { + dial_color = dial_color.lighter(103); + } + } + else + { + dial_color = option->palette.color(QPalette::Window); + } + qreal t = option->state & QStyle::State_Enabled ? 2.0 : 1.5; + // ###: work around Qt 4.3.0 bug? (this works for 4.3.1) + QConicalGradient border_gradient(r.center(), angle); + border_gradient.setColorAt(0.0, dial_color.lighter(120)); + border_gradient.setColorAt(0.2, dial_color); + border_gradient.setColorAt(0.5, dial_color.darker(130)); + border_gradient.setColorAt(0.8, dial_color); + border_gradient.setColorAt(1.0, dial_color.lighter(120)); + painter->setPen(QPen(border_gradient, t)); #if 0 - QLinearGradient dial_gradient(r.topLeft(), r.bottomLeft()); - dial_gradient.setColorAt(0.0, dial_color.darker(105)); - dial_gradient.setColorAt(0.5, dial_color.lighter(102)); - dial_gradient.setColorAt(1.0, dial_color.lighter(105)); + QLinearGradient dial_gradient(r.topLeft(), r.bottomLeft()); + dial_gradient.setColorAt(0.0, dial_color.darker(105)); + dial_gradient.setColorAt(0.5, dial_color.lighter(102)); + dial_gradient.setColorAt(1.0, dial_color.lighter(105)); #elif 1 - QLinearGradient dial_gradient(option->direction == Qt::LeftToRight ? r.topLeft() : r.topRight(), option->direction == Qt::LeftToRight ? r.bottomRight() : r.bottomLeft()); + QLinearGradient dial_gradient(option->direction == Qt::LeftToRight ? r.topLeft() : r.topRight(), option->direction == Qt::LeftToRight ? r.bottomRight() : r.bottomLeft()); // QLinearGradient dial_gradient(r.topLeft(), r.bottomLeft()); - if (option->state & QStyle::State_Enabled) { + if (option->state & QStyle::State_Enabled) + { #if 1 - dial_gradient.setColorAt(0.0, dial_color.darker(106)); - dial_gradient.setColorAt(1.0, dial_color.lighter(104)); + dial_gradient.setColorAt(0.0, dial_color.darker(106)); + dial_gradient.setColorAt(1.0, dial_color.lighter(104)); #else - dial_gradient.setColorAt(0.0, dial_color.lighter(101)); - dial_gradient.setColorAt(0.5, dial_color.darker(103)); - dial_gradient.setColorAt(1.0, dial_color.lighter(104)); + dial_gradient.setColorAt(0.0, dial_color.lighter(101)); + dial_gradient.setColorAt(0.5, dial_color.darker(103)); + dial_gradient.setColorAt(1.0, dial_color.lighter(104)); #endif - } else { - dial_gradient.setColorAt(0.0, dial_color); - dial_gradient.setColorAt(1.0, dial_color); - } + } + else + { + dial_gradient.setColorAt(0.0, dial_color); + dial_gradient.setColorAt(1.0, dial_color); + } #elif 0 - QConicalGradient dial_gradient(r.center(), angle); - dial_gradient.setColorAt(0.0, dial_color.lighter(102)); - dial_gradient.setColorAt(0.5, dial_color.darker(103)); - dial_gradient.setColorAt(1.0, dial_color.lighter(102)); + QConicalGradient dial_gradient(r.center(), angle); + dial_gradient.setColorAt(0.0, dial_color.lighter(102)); + dial_gradient.setColorAt(0.5, dial_color.darker(103)); + dial_gradient.setColorAt(1.0, dial_color.lighter(102)); #else - QBrush dial_gradient(dial_color); + QBrush dial_gradient(dial_color); #endif - painter->setBrush(dial_gradient); - t = t / 2; - painter->drawEllipse(r.adjusted(t, t, -t, -t)); + painter->setBrush(dial_gradient); + t = t / 2; + painter->drawEllipse(r.adjusted(t, t, -t, -t)); // painter->setPen(Qt::NoPen); // painter->setBrush(dial_color); // painter->drawEllipse(r.adjusted(d / 4, d / 4, - d / 4, - d / 4)); #if 0 - QLinearGradient border2_gradient(r.topLeft(), r.bottomRight()); - border2_gradient.setColorAt(1.0, dial_color.darker(425)); - border2_gradient.setColorAt(0.9, dial_color); - border2_gradient.setColorAt(0.0, dial_color.darker(400)); - painter->setPen(QPen(border2_gradient, 1.3)); - painter->setBrush(Qt::NoBrush); - painter->drawEllipse(r.adjusted(0.3, 0.3, -0.3, -0.3)); + QLinearGradient border2_gradient(r.topLeft(), r.bottomRight()); + border2_gradient.setColorAt(1.0, dial_color.darker(425)); + border2_gradient.setColorAt(0.9, dial_color); + border2_gradient.setColorAt(0.0, dial_color.darker(400)); + painter->setPen(QPen(border2_gradient, 1.3)); + painter->setBrush(Qt::NoBrush); + painter->drawEllipse(r.adjusted(0.3, 0.3, -0.3, -0.3)); #endif // painter->restore(); #endif @@ -195,262 +212,297 @@ paintDialBase(QPainter *painter, const QStyleOption *option) void paintCachedDialBase(QPainter *painter, const QStyleOptionSlider *option) { - bool useCache = UsePixmapCache; - QString pixmapName; - QRect r = option->rect; - int d = qMin(r.width(), r.height()); - - if (/* option->state & (QStyle::State_HasFocus | QStyle::State_MouseOver) ||*/ d > 128) { - useCache = false; - } - if (useCache) { - uint state = uint(option->state) & (QStyle::State_Enabled | QStyle::State_On | QStyle::State_MouseOver | QStyle::State_KeyboardFocusChange | QStyle::State_HasFocus); - if (!(state & QStyle::State_Enabled)) { - state &= ~(QStyle::State_MouseOver | QStyle::State_HasFocus | QStyle::State_KeyboardFocusChange); - } - // state &= ~(QStyle::State_HasFocus); - pixmapName = QString("scp-qdb-%1-%2-%3-%4") - .arg(state, 0, 16) - .arg(option->direction, 0, 16) - .arg(option->palette.cacheKey(), 0, 16) - .arg(d, 0, 16); - } - paintIndicatorCached(painter, option, paintDialBase, useCache, pixmapName); + bool useCache = UsePixmapCache; + QString pixmapName; + QRect r = option->rect; + int d = qMin(r.width(), r.height()); + + if (/* option->state & (QStyle::State_HasFocus | QStyle::State_MouseOver) ||*/ d > 128) + { + useCache = false; + } + if (useCache) + { + uint state = uint(option->state) & (QStyle::State_Enabled | QStyle::State_On | QStyle::State_MouseOver | QStyle::State_KeyboardFocusChange | QStyle::State_HasFocus); + if (!(state & QStyle::State_Enabled)) + { + state &= ~(QStyle::State_MouseOver | QStyle::State_HasFocus | QStyle::State_KeyboardFocusChange); + } + // state &= ~(QStyle::State_HasFocus); + pixmapName = QString("scp-qdb-%1-%2-%3-%4") + .arg(state, 0, 16) + .arg(option->direction, 0, 16) + .arg(option->palette.cacheKey(), 0, 16) + .arg(d, 0, 16); + } + paintIndicatorCached(painter, option, paintDialBase, useCache, pixmapName); } void paintIndicatorDial(QPainter *painter, const QStyleOptionSlider *option) { - int d = qMin(option->rect.width(), option->rect.height()); - QRect rect(option->rect.center() - QPoint((d - 1) / 2, (d - 1) / 2), QSize(d, d)); - QStyleOptionSlider opt; - opt.QStyleOption::operator=(*option); - opt.rect = rect; - paintCachedDialBase(painter, &opt); + int d = qMin(option->rect.width(), option->rect.height()); + QRect rect(option->rect.center() - QPoint((d - 1) / 2, (d - 1) / 2), QSize(d, d)); + QStyleOptionSlider opt; + opt.QStyleOption::operator=(*option); + opt.rect = rect; + paintCachedDialBase(painter, &opt); } QColor shaded_color(const QColor &color, int shade) { #if 1 - const qreal contrast = 1.0; - int r, g, b; - color.getRgb(&r, &g, &b); - int gray = qGray(r, g, b); - gray = qMax(r, qMax(g, b)); - gray = (r + b + g + 3 * gray) / 6; - if (shade < 0) { - qreal k = 220.0 / 255.0 * shade; - k *= contrast; - int a = 255; - if (gray > 0) { - a = int(k * 255 / (0 - gray)); - if (a < 0) a = 0; - if (a > 255) a = 255; - } - return QColor(0, 0, 0, a); - } else { - qreal k = (255 - 220.0) / (255.0) * shade; - k *= contrast; - int a = 255; - if (gray < 255) { - a = int(k * 255 / (255 - gray)); - if (a < 0) a = 0; - if (a > 255) a = 255; - } - return QColor(255, 255, 255, a); - } + const qreal contrast = 1.0; + int r, g, b; + color.getRgb(&r, &g, &b); + int gray = qGray(r, g, b); + gray = qMax(r, qMax(g, b)); + gray = (r + b + g + 3 * gray) / 6; + if (shade < 0) + { + qreal k = 220.0 / 255.0 * shade; + k *= contrast; + int a = 255; + if (gray > 0) + { + a = int(k * 255 / (0 - gray)); + if (a < 0) a = 0; + if (a > 255) a = 255; + } + return QColor(0, 0, 0, a); + } + else + { + qreal k = (255 - 220.0) / (255.0) * shade; + k *= contrast; + int a = 255; + if (gray < 255) + { + a = int(k * 255 / (255 - gray)); + if (a < 0) a = 0; + if (a > 255) a = 255; + } + return QColor(255, 255, 255, a); + } #else - if (shade < 0) { - return QColor(0, 0, 0, -shade); - } else { - return QColor(255, 255, 255, shade); - } + if (shade < 0) + { + return QColor(0, 0, 0, -shade); + } + else + { + return QColor(255, 255, 255, shade); + } #endif } static void paintGrip(QPainter *painter, const QStyleOption *option) { - //painter->fillRect(option->rect, Qt::red); - int d = qMin(option->rect.width(), option->rect.height()); - // good values are 3 (very small), 4 (small), 5 (good), 7 (large), 9 (huge) - // int d = 5; - QRectF rect(QRectF(option->rect).center() - QPointF(d / 2.0, d / 2.0), QSizeF(d, d)); - const qreal angle = option->direction == Qt::LeftToRight ? 135.0 : 45.0; + //painter->fillRect(option->rect, Qt::red); + int d = qMin(option->rect.width(), option->rect.height()); + // good values are 3 (very small), 4 (small), 5 (good), 7 (large), 9 (huge) + // int d = 5; + QRectF rect(QRectF(option->rect).center() - QPointF(d / 2.0, d / 2.0), QSizeF(d, d)); + const qreal angle = option->direction == Qt::LeftToRight ? 135.0 : 45.0; // const qreal angle = 90; - QColor color; - qreal opacity = 0.9; - - painter->save(); - painter->setRenderHint(QPainter::Antialiasing); - painter->setPen(Qt::NoPen); - if (option->state & QStyle::State_Enabled) { - if (option->state & QStyle::State_Sunken) { - color = option->palette.color(QPalette::Highlight).darker(110); - } else { - color = option->palette.color(QPalette::Button); - } - } else { - color = option->palette.color(QPalette::Button); - opacity = 0.5; - } - - QConicalGradient gradient1(rect.center(), angle); - gradient1.setColorAt(0.0, shaded_color(color, -110)); - gradient1.setColorAt(0.25, shaded_color(color, -30)); - gradient1.setColorAt(0.5, shaded_color(color, 180)); - gradient1.setColorAt(0.75, shaded_color(color, -30)); - gradient1.setColorAt(1.0, shaded_color(color, -110)); - painter->setBrush(color); - painter->drawEllipse(rect); - painter->setBrush(gradient1); + QColor color; + qreal opacity = 0.9; + + painter->save(); + painter->setRenderHint(QPainter::Antialiasing); + painter->setPen(Qt::NoPen); + if (option->state & QStyle::State_Enabled) + { + if (option->state & QStyle::State_Sunken) + { + color = option->palette.color(QPalette::Highlight).darker(110); + } + else + { + color = option->palette.color(QPalette::Button); + } + } + else + { + color = option->palette.color(QPalette::Button); + opacity = 0.5; + } + + QConicalGradient gradient1(rect.center(), angle); + gradient1.setColorAt(0.0, shaded_color(color, -110)); + gradient1.setColorAt(0.25, shaded_color(color, -30)); + gradient1.setColorAt(0.5, shaded_color(color, 180)); + gradient1.setColorAt(0.75, shaded_color(color, -30)); + gradient1.setColorAt(1.0, shaded_color(color, -110)); + painter->setBrush(color); + painter->drawEllipse(rect); + painter->setBrush(gradient1); #if (QT_VERSION >= QT_VERSION_CHECK(4, 2, 0)) - // ### merge opacity into color - painter->setOpacity(opacity); + // ### merge opacity into color + painter->setOpacity(opacity); #endif - painter->drawEllipse(rect); + painter->drawEllipse(rect); #if (QT_VERSION >= QT_VERSION_CHECK(4, 2, 0)) - painter->setOpacity(1.0); - if (d > 2) { - QConicalGradient gradient2(rect.center(), angle); - gradient2.setColorAt(0.0, shaded_color(color, -40)); - gradient2.setColorAt(0.25, shaded_color(color, 0)); - gradient2.setColorAt(0.5, shaded_color(color, 210)); - gradient2.setColorAt(0.75, shaded_color(color, 0)); - gradient2.setColorAt(1.0, shaded_color(color, -40)); - rect.adjust(1, 1, -1, -1); - painter->setBrush(color); - painter->drawEllipse(rect); - painter->setBrush(gradient2); - painter->setOpacity(opacity); - painter->drawEllipse(rect); - painter->setOpacity(1.0); - if (d > 8) { - QConicalGradient gradient3(rect.center(), angle); - gradient3.setColorAt(0.0, shaded_color(color, -10)); - gradient3.setColorAt(0.25, shaded_color(color, 0)); - gradient3.setColorAt(0.5, shaded_color(color, 180)); - gradient3.setColorAt(0.75, shaded_color(color, 0)); - gradient3.setColorAt(1.0, shaded_color(color, -10)); - rect.adjust(2, 2, -2, -2); - painter->setBrush(color); - painter->drawEllipse(rect); - painter->setBrush(gradient3); - painter->setOpacity(opacity); - painter->drawEllipse(rect); - painter->setOpacity(1.0); - } - } + painter->setOpacity(1.0); + if (d > 2) + { + QConicalGradient gradient2(rect.center(), angle); + gradient2.setColorAt(0.0, shaded_color(color, -40)); + gradient2.setColorAt(0.25, shaded_color(color, 0)); + gradient2.setColorAt(0.5, shaded_color(color, 210)); + gradient2.setColorAt(0.75, shaded_color(color, 0)); + gradient2.setColorAt(1.0, shaded_color(color, -40)); + rect.adjust(1, 1, -1, -1); + painter->setBrush(color); + painter->drawEllipse(rect); + painter->setBrush(gradient2); + painter->setOpacity(opacity); + painter->drawEllipse(rect); + painter->setOpacity(1.0); + if (d > 8) + { + QConicalGradient gradient3(rect.center(), angle); + gradient3.setColorAt(0.0, shaded_color(color, -10)); + gradient3.setColorAt(0.25, shaded_color(color, 0)); + gradient3.setColorAt(0.5, shaded_color(color, 180)); + gradient3.setColorAt(0.75, shaded_color(color, 0)); + gradient3.setColorAt(1.0, shaded_color(color, -10)); + rect.adjust(2, 2, -2, -2); + painter->setBrush(color); + painter->drawEllipse(rect); + painter->setBrush(gradient3); + painter->setOpacity(opacity); + painter->drawEllipse(rect); + painter->setOpacity(1.0); + } + } #endif - painter->restore(); + painter->restore(); } void paintCachedGrip(QPainter *painter, const QStyleOption *option) { - bool useCache = UsePixmapCache; - QString pixmapName; - - if (/* option->state & (QStyle::State_HasFocus | QStyle::State_MouseOver) ||*/ option->rect.width() * option->rect.height() > 4096) { - useCache = false; - } - if (useCache) { - QStyle::State state = option->state & (QStyle::State_Enabled | QStyle::State_On | QStyle::State_MouseOver | QStyle::State_Sunken | QStyle::State_HasFocus); - if (!(state & QStyle::State_Enabled)) { - state &= ~(QStyle::State_MouseOver | QStyle::State_HasFocus); - } - state &= ~(QStyle::State_HasFocus); - QByteArray colorName = option->palette.color(QPalette::Button).name().toLatin1(); - pixmapName = QString("scp-isg-%1-%2-%3-%4-%5") - .arg(state, 0, 16) - .arg(option->direction, 0, 16) - .arg(QString(colorName)) - .arg(option->rect.width(), 0, 16) - .arg(option->rect.height(), 0, 16); - } - paintIndicatorCached(painter,option, - [=](QPainter *painter,const QStyleOption *option){ - QStyleOption opt(*option); - opt.rect.moveTo(0, 0); - paintGrip(painter,&opt); - }, - useCache,pixmapName); + bool useCache = UsePixmapCache; + QString pixmapName; + + if (/* option->state & (QStyle::State_HasFocus | QStyle::State_MouseOver) ||*/ option->rect.width() * option->rect.height() > 4096) + { + useCache = false; + } + if (useCache) + { + QStyle::State state = option->state & (QStyle::State_Enabled | QStyle::State_On | QStyle::State_MouseOver | QStyle::State_Sunken | QStyle::State_HasFocus); + if (!(state & QStyle::State_Enabled)) + { + state &= ~(QStyle::State_MouseOver | QStyle::State_HasFocus); + } + state &= ~(QStyle::State_HasFocus); + QByteArray colorName = option->palette.color(QPalette::Button).name().toLatin1(); + pixmapName = QString("scp-isg-%1-%2-%3-%4-%5") + .arg(state, 0, 16) + .arg(option->direction, 0, 16) + .arg(QString(colorName)) + .arg(option->rect.width(), 0, 16) + .arg(option->rect.height(), 0, 16); + } + paintIndicatorCached(painter, option, + [ = ](QPainter * painter, const QStyleOption * option) + { + QStyleOption opt(*option); + opt.rect.moveTo(0, 0); + paintGrip(painter, &opt); + }, + useCache, pixmapName); } void -QDialSkulptureStyle::drawComplexControl( ComplexControl cc, - const QStyleOptionComplex *optc, - QPainter *painter, - const QWidget *widget) const +QDialSkulptureStyle::drawComplexControl(ComplexControl cc, + const QStyleOptionComplex *optc, + QPainter *painter, + const QWidget *widget) const { - if (cc != QStyle::CC_Dial) { - QCommonStyle::drawComplexControl(cc, optc, painter, widget); - return; - } - - const QStyleOptionSlider *option = qstyleoption_cast<const QStyleOptionSlider *>(optc); - if (option == nullptr) - return; - - int d = qMin(option->rect.width() & ~1, option->rect.height() & ~1); - QStyleOptionSlider opt = *option; - const QAbstractSlider *slider = nullptr; - // always highlight knob if pressed (even if mouse is not over knob) - if ((option->state & QStyle::State_HasFocus) && (slider = qobject_cast<const QAbstractSlider *>(widget))) { - if (slider->isSliderDown()) { - opt.state |= QStyle::State_MouseOver; - } - } - - // tickmarks - opt.palette.setColor(QPalette::Inactive, QPalette::WindowText, QColor(80, 80, 80, 255)); - opt.palette.setColor(QPalette::Active, QPalette::WindowText, QColor(80, 80, 80, 255)); - opt.state &= ~QStyle::State_HasFocus; - opt.rect.setWidth(opt.rect.width() & ~1); - opt.rect.setHeight(opt.rect.height() & ~1); - opt.rect.moveCenter(option->rect.center()); - QCommonStyle::drawComplexControl(QStyle::CC_Dial, &opt, painter, widget); - - // focus rectangle - if (option->state & QStyle::State_HasFocus) { - QStyleOptionFocusRect focus; - opt.state |= QStyle::State_HasFocus; - focus.QStyleOption::operator=(opt); - focus.rect.adjust(-1, -1, 1, 1); - //drawPrimitive(QStyle::PE_FrameFocusRect, &focus, painter, widget); - } - opt.palette = option->palette; - - // dial base - if (d <= 256) { - QStyleOptionSlider topt(opt); - topt.rect.adjust(2,2,-2,-2); - topt.rect.moveCenter(option->rect.center()); - paintIndicatorDial(painter, &topt); - } else { - // large dials are slow to render, do not render them - } - - // dial knob - d -= 6; - int gripSize = (option->fontMetrics.height() / 4) * 2 - 1; - opt.rect.setSize(QSize(gripSize, gripSize)); - opt.rect.moveCenter(option->rect.center()); - // angle calculation from qcommonstyle.cpp (c) Trolltech 1992-2007, ASA. - qreal angle; - int sliderPosition = option->upsideDown ? option->sliderPosition : (option->maximum - option->sliderPosition); - int range = option->maximum - option->minimum; - if (!range) { - angle = M_PI / 2; - } else if (option->dialWrapping) { - angle = M_PI * 1.5 - (sliderPosition - option->minimum) * 2 * M_PI / range; - } else { - angle = (M_PI * 8 - (sliderPosition - option->minimum) * 10 * M_PI / range) / 6; - } - - qreal rr = d / 2.0 - gripSize - 2; - opt.rect.translate(int(0.5 + rr * cos(angle)), int(0.5 - rr * sin(angle))); - paintCachedGrip(painter, &opt); + if (cc != QStyle::CC_Dial) + { + QCommonStyle::drawComplexControl(cc, optc, painter, widget); + return; + } + + const QStyleOptionSlider *option = qstyleoption_cast<const QStyleOptionSlider *>(optc); + if (option == nullptr) + return; + + int d = qMin(option->rect.width() & ~1, option->rect.height() & ~1); + QStyleOptionSlider opt = *option; + const QAbstractSlider *slider = nullptr; + // always highlight knob if pressed (even if mouse is not over knob) + if ((option->state & QStyle::State_HasFocus) && (slider = qobject_cast<const QAbstractSlider *>(widget))) + { + if (slider->isSliderDown()) + { + opt.state |= QStyle::State_MouseOver; + } + } + + // tickmarks + opt.palette.setColor(QPalette::Inactive, QPalette::WindowText, QColor(80, 80, 80, 255)); + opt.palette.setColor(QPalette::Active, QPalette::WindowText, QColor(80, 80, 80, 255)); + opt.state &= ~QStyle::State_HasFocus; + opt.rect.setWidth(opt.rect.width() & ~1); + opt.rect.setHeight(opt.rect.height() & ~1); + opt.rect.moveCenter(option->rect.center()); + QCommonStyle::drawComplexControl(QStyle::CC_Dial, &opt, painter, widget); + + // focus rectangle + if (option->state & QStyle::State_HasFocus) + { + QStyleOptionFocusRect focus; + opt.state |= QStyle::State_HasFocus; + focus.QStyleOption::operator=(opt); + focus.rect.adjust(-1, -1, 1, 1); + //drawPrimitive(QStyle::PE_FrameFocusRect, &focus, painter, widget); + } + opt.palette = option->palette; + + // dial base + if (d <= 256) + { + QStyleOptionSlider topt(opt); + topt.rect.adjust(2, 2, -2, -2); + topt.rect.moveCenter(option->rect.center()); + paintIndicatorDial(painter, &topt); + } + else + { + // large dials are slow to render, do not render them + } + + // dial knob + d -= 6; + int gripSize = (option->fontMetrics.height() / 4) * 2 - 1; + opt.rect.setSize(QSize(gripSize, gripSize)); + opt.rect.moveCenter(option->rect.center()); + // angle calculation from qcommonstyle.cpp (c) Trolltech 1992-2007, ASA. + qreal angle; + int sliderPosition = option->upsideDown ? option->sliderPosition : (option->maximum - option->sliderPosition); + int range = option->maximum - option->minimum; + if (!range) + { + angle = M_PI / 2; + } + else if (option->dialWrapping) + { + angle = M_PI * 1.5 - (sliderPosition - option->minimum) * 2 * M_PI / range; + } + else + { + angle = (M_PI * 8 - (sliderPosition - option->minimum) * 10 * M_PI / range) / 6; + } + + qreal rr = d / 2.0 - gripSize - 2; + opt.rect.translate(int(0.5 + rr * cos(angle)), int(0.5 - rr * sin(angle))); + paintCachedGrip(painter, &opt); } |