mirror of https://github.com/procxx/kepka.git
Implement complex PiP movement.
This commit is contained in:
John Preston
parent
a73520c9d8
commit
7a6052db81
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@ -61,48 +61,62 @@ constexpr auto kPipLoaderPriority = 2;
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return inner.topLeft() + QPoint(shiftx, shifty);
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}
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[[nodiscard]] QRect Transformed(QRect original, QPoint delta, RectPart by) {
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const auto min = st::pipMinimalSize;
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[[nodiscard]] QRect Transformed(
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QRect original,
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QSize minimalSize,
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QSize maximalSize,
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QPoint delta,
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RectPart by) {
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const auto width = original.width();
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const auto height = original.height();
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const auto maxx = width - min;
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const auto maxy = height - min;
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const auto x1 = width - minimalSize.width();
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const auto x2 = maximalSize.width() - width;
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const auto y1 = height - minimalSize.height();
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const auto y2 = maximalSize.height() - height;
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switch (by) {
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case RectPart::Center: return original.translated(delta);
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case RectPart::TopLeft:
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original.setTop(original.y() + std::min(delta.y(), maxy));
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original.setLeft(original.x() + std::min(delta.x(), maxx));
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original.setTop(original.y() + std::clamp(delta.y(), -y2, y1));
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original.setLeft(original.x() + std::clamp(delta.x(), -x2, x1));
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return original;
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case RectPart::TopRight:
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original.setTop(original.y() + std::min(delta.y(), maxy));
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original.setWidth(original.width() + std::max(delta.x(), -maxx));
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original.setTop(original.y() + std::clamp(delta.y(), -y2, y1));
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original.setWidth(original.width() + std::clamp(delta.x(), -x1, x2));
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return original;
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case RectPart::BottomRight:
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original.setHeight(original.height() + std::max(delta.y(), -maxy));
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original.setWidth(original.width() + std::max(delta.x(), -maxx));
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original.setHeight(
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original.height() + std::clamp(delta.y(), -y1, y2));
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original.setWidth(original.width() + std::clamp(delta.x(), -x1, x2));
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return original;
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case RectPart::BottomLeft:
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original.setHeight(original.height() + std::max(delta.y(), -maxy));
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original.setLeft(original.x() + std::min(delta.x(), maxx));
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original.setHeight(
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original.height() + std::clamp(delta.y(), -y1, y2));
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original.setLeft(original.x() + std::clamp(delta.x(), -x2, x1));
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return original;
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case RectPart::Left:
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original.setLeft(original.x() + std::min(delta.x(), maxx));
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original.setLeft(original.x() + std::clamp(delta.x(), -x2, x1));
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return original;
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case RectPart::Top:
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original.setTop(original.y() + std::min(delta.y(), maxy));
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original.setTop(original.y() + std::clamp(delta.y(), -y2, y1));
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return original;
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case RectPart::Right:
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original.setWidth(original.width() + std::max(delta.x(), -maxx));
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original.setWidth(original.width() + std::clamp(delta.x(), -x1, x2));
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return original;
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case RectPart::Bottom:
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original.setHeight(original.height() + std::max(delta.y(), -maxy));
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original.setHeight(
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original.height() + std::clamp(delta.y(), -y1, y2));
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return original;
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}
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return original;
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Unexpected("RectPart in PiP Transformed.");
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}
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[[nodiscard]] QRect Constrained(QRect original, QSize ratio, RectPart by) {
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[[nodiscard]] QRect Constrained(
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QRect original,
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QSize minimalSize,
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QSize maximalSize,
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QSize ratio,
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RectPart by) {
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if (by == RectPart::Center) {
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return original;
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} else if (!original.width() && !original.height()) {
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@ -110,7 +124,7 @@ constexpr auto kPipLoaderPriority = 2;
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}
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const auto widthLarger = (original.width() * ratio.height())
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> (original.height() * ratio.width());
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const auto newSize = ratio.scaled(
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const auto desiredSize = ratio.scaled(
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original.size(),
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(((RectParts(by) & RectPart::AllCorners)
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|| ((by == RectPart::Top || by == RectPart::Bottom)
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@ -119,6 +133,15 @@ constexpr auto kPipLoaderPriority = 2;
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&& !widthLarger))
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? Qt::KeepAspectRatio
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: Qt::KeepAspectRatioByExpanding));
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const auto newSize = QSize(
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std::clamp(
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desiredSize.width(),
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minimalSize.width(),
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maximalSize.width()),
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std::clamp(
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desiredSize.height(),
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minimalSize.height(),
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maximalSize.height()));
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switch (by) {
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case RectPart::TopLeft:
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return QRect(
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@ -280,15 +303,15 @@ void PipPanel::setPositionOnScreen(Position position, QRect available) {
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: QSize(max * _ratio.width() / _ratio.height(), max);
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// At least one side should not be greater than half of screen size.
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const auto byHeight = (scaled.width() * screen.height())
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const auto byWidth = (scaled.width() * screen.height())
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> (scaled.height() * screen.width());
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const auto fit = QSize(screen.width() / 2, screen.height() / 2);
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const auto normalized = (byHeight && scaled.height() > fit.height())
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const auto normalized = (byWidth && scaled.width() > fit.width())
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? QSize(fit.width(), fit.width() * scaled.height() / scaled.width())
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: (!byWidth && scaled.height() > fit.height())
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? QSize(
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fit.height() * scaled.width() / scaled.height(),
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fit.height())
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: (!byHeight && scaled.width() > fit.width())
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? QSize(fit.width(), fit.width() * scaled.height() / scaled.width())
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: scaled;
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// Apply minimal size.
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@ -339,8 +362,7 @@ void PipPanel::paintEvent(QPaintEvent *e) {
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QPainter p(this);
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auto request = FrameRequest();
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request.outer = size();
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request.resize = _ratio.scaled(request.outer, Qt::KeepAspectRatio);
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request.resize = request.outer = size();
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request.corners = RectPart(0)
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| ((_attached & (RectPart::Left | RectPart::Top))
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? RectPart(0)
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@ -446,7 +468,8 @@ void PipPanel::updatePosition(QPoint point) {
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Expects(_dragStartGeometry.has_value());
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Expects(_pressState.has_value());
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const auto screen = (*_pressState == RectPart::Center)
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const auto dragPart = *_pressState;
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const auto screen = (dragPart == RectPart::Center)
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? ScreenFromPosition(point)
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: myScreen()
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? myScreen()->availableGeometry()
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@ -454,18 +477,35 @@ void PipPanel::updatePosition(QPoint point) {
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if (screen.isEmpty()) {
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return;
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}
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const auto minimalSize = _ratio.scaled(
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st::pipMinimalSize,
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st::pipMinimalSize,
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Qt::KeepAspectRatioByExpanding);
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const auto maximalSize = _ratio.scaled(
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screen.width() / 2,
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screen.height() / 2,
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Qt::KeepAspectRatio);
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const auto geometry = Transformed(
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*_dragStartGeometry,
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minimalSize,
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maximalSize,
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point - _pressPoint,
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*_pressState);
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const auto valid = Constrained(geometry, _ratio, *_pressState);
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//const auto clamped = ClampToEdges(screen, valid);
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//if (clamped != position) {
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// moveAnimated(clamped);
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//} else {
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dragPart);
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const auto valid = Constrained(
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geometry,
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minimalSize,
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maximalSize,
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_ratio,
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dragPart);
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const auto clamped = (dragPart == RectPart::Center)
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? ClampToEdges(screen, valid)
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: valid.topLeft();
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if (clamped != valid.topLeft()) {
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moveAnimated(clamped);
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} else {
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_positionAnimation.stop();
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setGeometry(valid);
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//}
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}
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}
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void PipPanel::finishDrag(QPoint point) {
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