diff --git a/kcm/src/declarative/qmloutput.cpp b/kcm/src/declarative/qmloutput.cpp index e973247..61e8df1 100644 --- a/kcm/src/declarative/qmloutput.cpp +++ b/kcm/src/declarative/qmloutput.cpp @@ -1,585 +1,587 @@ /* Copyright (C) 2012 Dan Vratil This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "qmloutput.h" #include "qmlscreen.h" #include #include #include #include #include const static int sMargin = 0; const static int sSnapArea = 20; const static int sSnapAlignArea = 6; Q_DECLARE_METATYPE(KScreen::ModePtr) bool operator>(const QSize &sizeA, const QSize &sizeB) { return ((sizeA.width() > sizeB.width()) && (sizeA.height() > sizeB.height())); } QMLOutput::QMLOutput(QQuickItem *parent): QQuickItem(parent), m_screen(0), m_cloneOf(0), m_leftDock(0), m_topDock(0), m_rightDock(0), m_bottomDock(0), m_isCloneMode(false) { connect(this, &QMLOutput::xChanged, this, static_cast(&QMLOutput::moved)); connect(this, &QMLOutput::yChanged, this, static_cast(&QMLOutput::moved)); } QMLOutput::~QMLOutput() { } KScreen::Output* QMLOutput::output() const { return m_output.data(); } KScreen::OutputPtr QMLOutput::outputPtr() const { return m_output; } void QMLOutput::setOutputPtr(const KScreen::OutputPtr &output) { Q_ASSERT(m_output.isNull()); m_output = output; Q_EMIT outputChanged(); connect(m_output.data(), &KScreen::Output::rotationChanged, this, &QMLOutput::updateRootProperties); connect(m_output.data(), &KScreen::Output::currentModeIdChanged, this, &QMLOutput::currentModeIdChanged); + connect(m_output.data(), &KScreen::Output::scaleChanged, + this, &QMLOutput::currentModeIdChanged); } QMLScreen *QMLOutput::screen() const { return m_screen; } void QMLOutput::setScreen(QMLScreen *screen) { Q_ASSERT(m_screen == 0); m_screen = screen; Q_EMIT screenChanged(); } void QMLOutput::setLeftDockedTo(QMLOutput *output) { if (m_leftDock == output) { return; } m_leftDock = output; Q_EMIT leftDockedToChanged(); } QMLOutput *QMLOutput::leftDockedTo() const { return m_leftDock; } void QMLOutput::undockLeft() { setLeftDockedTo(0); } void QMLOutput::setTopDockedTo(QMLOutput *output) { if (m_topDock == output) { return; } m_topDock = output; Q_EMIT topDockedToChanged(); } QMLOutput *QMLOutput::topDockedTo() const { return m_topDock; } void QMLOutput::undockTop() { setTopDockedTo(0); } void QMLOutput::setRightDockedTo(QMLOutput *output) { if (m_rightDock == output) { return; } m_rightDock = output; Q_EMIT rightDockedToChanged(); } QMLOutput *QMLOutput::rightDockedTo() const { return m_rightDock; } void QMLOutput::undockRight() { setRightDockedTo(0); } void QMLOutput::setBottomDockedTo(QMLOutput *output) { if (m_bottomDock == output) { return; } m_bottomDock = output; Q_EMIT bottomDockedToChanged(); } QMLOutput *QMLOutput::bottomDockedTo() const { return m_bottomDock; } void QMLOutput::undockBottom() { setBottomDockedTo(0); } void QMLOutput::setCloneOf(QMLOutput* other) { if (m_cloneOf == other) { return; } m_cloneOf = other; Q_EMIT cloneOfChanged(); } QMLOutput* QMLOutput::cloneOf() const { return m_cloneOf; } int QMLOutput::currentOutputHeight() const { if (!m_output) { return 0; } KScreen::ModePtr mode = m_output->currentMode(); if (!mode) { if (m_output->isConnected()) { mode = bestMode(); if (!mode) { return 1000; } m_output->setCurrentModeId(mode->id()); } else { return 1000; } } - return mode->size().height(); + return mode->size().height() / m_output->scale(); } int QMLOutput::currentOutputWidth() const { if (!m_output) { return 0; } KScreen::ModePtr mode = m_output->currentMode(); if (!mode) { if (m_output->isConnected()) { mode = bestMode(); if (!mode) { return 1000; } m_output->setCurrentModeId(mode->id()); } else { return 1000; } } - return mode->size().width(); + return mode->size().width() / m_output->scale(); } void QMLOutput::currentModeIdChanged() { if (!m_output) { return; } if (m_rightDock) { QMLOutput *rightDock = m_rightDock; float newWidth = currentOutputWidth() * m_screen->outputScale(); setX(rightDock->x() - newWidth); setRightDockedTo(rightDock); } if (m_bottomDock) { QMLOutput *bottomDock = m_bottomDock; float newHeight = currentOutputHeight() * m_screen->outputScale(); setY(bottomDock->y() - newHeight); setBottomDockedTo(bottomDock); } Q_EMIT currentOutputSizeChanged(); } int QMLOutput::outputX() const { return m_output->pos().x(); } void QMLOutput::setOutputX(int x) { if (m_output->pos().rx() == x) { return; } QPoint pos = m_output->pos(); pos.setX(x); m_output->setPos(pos); Q_EMIT outputXChanged(); } int QMLOutput::outputY() const { return m_output->pos().y(); } void QMLOutput::setOutputY(int y) { if (m_output->pos().ry() == y) { return; } QPoint pos = m_output->pos(); pos.setY(y); m_output->setPos(pos); Q_EMIT outputYChanged(); } bool QMLOutput::isCloneMode() const { return m_isCloneMode; } void QMLOutput::setIsCloneMode(bool isCloneMode) { if (m_isCloneMode == isCloneMode) { return; } m_isCloneMode = isCloneMode; Q_EMIT isCloneModeChanged(); } void QMLOutput::dockToNeighbours() { Q_FOREACH (QMLOutput *otherQmlOutput, m_screen->outputs()) { if (otherQmlOutput == this) { continue; } if (!otherQmlOutput->output()->isConnected() || !otherQmlOutput->output()->isEnabled()) { continue; } const QRect geom = m_output->geometry(); const QRect otherGeom = otherQmlOutput->output()->geometry(); if (geom.left() - 1 == otherGeom.right()) { setLeftDockedTo(otherQmlOutput); continue; } if (geom.right() + 1 == otherGeom.left()) { setRightDockedTo(otherQmlOutput); continue; } if (geom.top() - 1 == otherGeom.bottom()) { setTopDockedTo(otherQmlOutput); continue; } if (geom.bottom() + 1 == otherGeom.top()) { setBottomDockedTo(otherQmlOutput); continue; } } } KScreen::ModePtr QMLOutput::bestMode() const { if (!m_output) { return KScreen::ModePtr(); } KScreen::ModeList modes = m_output->modes(); KScreen::ModePtr bestMode; Q_FOREACH (const KScreen::ModePtr &mode, modes) { if (!bestMode || (mode->size() > bestMode->size())) { bestMode = mode; } } return bestMode; } bool QMLOutput::collidesWithOutput(QObject *other) { QQuickItem* otherItem = qobject_cast(other); return boundingRect().intersects(otherItem->boundingRect()); } bool QMLOutput::maybeSnapTo(QMLOutput *other) { qreal centerX = x() + (width() / 2.0); qreal centerY = y() + (height() / 2.0); const qreal x2 = other->x(); const qreal y2 = other->y(); const qreal height2 = other->height(); const qreal width2 = other->width(); const qreal centerX2 = x2 + (width2 / 2.0); const qreal centerY2 = y2 + (height2 / 2.0); /* left of other */ if ((x() + width() > x2 - sSnapArea) && (x() + width() < x2 + sSnapArea) && (y() + height() > y2) && (y() < y2 + height2)) { setX(x2 - width() + sMargin); centerX = x() + (width() / 2.0); setRightDockedTo(other); other->setLeftDockedTo(this); //output.cloneOf = null; /* output is snapped to other on left and their * upper sides are aligned */ if ((y() < y2 + sSnapAlignArea) && (y() > y2 - sSnapAlignArea)) { setY(y2); return true; } /* output is snapped to other on left and they * are centered */ if ((centerY < centerY2 + sSnapAlignArea) && (centerY > centerY2 - sSnapAlignArea)) { setY(centerY2 - (height() / 2.0)); return true; } /* output is snapped to other on left and their * bottom sides are aligned */ if ((y() + height() < y2 + height2 + sSnapAlignArea) && (y() + height() > y2 + height2 - sSnapAlignArea)) { setY(y2 + height2 - height()); return true; } return true; } /* output is right of other */ if ((x() > x2 + width2 - sSnapArea) && (x() < x2 + width2 + sSnapArea) && (y() + height() > y2) && (y() < y2 + height2)) { setX(x2 + width2 - sMargin); centerX = x() + (width() / 2.0); setLeftDockedTo(other); other->setRightDockedTo(this); //output.cloneOf = null; /* output is snapped to other on right and their * upper sides are aligned */ if ((y() < y2 + sSnapAlignArea) && (y() > y2 - sSnapAlignArea)) { setY(y2); return true; } /* output is snapped to other on right and they * are centered */ if ((centerY < centerY2 + sSnapAlignArea) && (centerY > centerY2 - sSnapAlignArea)) { setY(centerY2 - (height() / 2.0)); return true; } /* output is snapped to other on right and their * bottom sides are aligned */ if ((y() + height() < y2 + height2 + sSnapAlignArea) && (y() + height() > y2 + height2 - sSnapAlignArea)) { setY(y2 + height2 - height()); return true; } return true; } /* output is above other */ if ((y() + height() > y2 - sSnapArea) && (y() + height() < y2 + sSnapArea) && (x() + width() > x2) && (x() < x2 + width2)) { setY(y2 - height() + sMargin); centerY = y() + (height() / 2.0); setBottomDockedTo(other); other->setTopDockedTo(this); //output.cloneOf = null; /* output is snapped to other on top and their * left sides are aligned */ if ((x() < x2 + sSnapAlignArea) && (x() > x2 - sSnapAlignArea)) { setX(x2); return true; } /* output is snapped to other on top and they * are centered */ if ((centerX < centerX2 + sSnapAlignArea) && (centerX > centerX2 - sSnapAlignArea)) { setX(centerX2 - (width() / 2.0)); return true; } /* output is snapped to other on top and their * right sides are aligned */ if ((x() + width() < x2 + width2 + sSnapAlignArea) && (x() + width() > x2 + width2 - sSnapAlignArea)) { setX(x2 + width2 - width()); return true; } return true; } /* output is below other */ if ((y() > y2 + height2 - sSnapArea) && (y() < y2 + height2 + sSnapArea) && (x() + width() > x2) && (x() < x2 + width2)) { setY(y2 + height2 - sMargin); centerY = y() + (height() / 2.0); setTopDockedTo(other); other->setBottomDockedTo(this); //output.cloneOf = null; /* output is snapped to other on bottom and their * left sides are aligned */ if ((x() < x2 + sSnapAlignArea) && (x() > x2 - sSnapAlignArea)) { setX(x2); return true; } /* output is snapped to other on bottom and they * are centered */ if ((centerX < centerX2 + sSnapAlignArea) && (centerX > centerX2 - sSnapAlignArea)) { setX(centerX2 - (width() / 2.0)); return true; } /* output is snapped to other on bottom and their * right sides are aligned */ if ((x() + width() < x2 + width2 + sSnapAlignArea) && (x() + width() > x2 + width2 - sSnapAlignArea)) { setX(x2 + width2 - width()); return true; } return true; } return false; } void QMLOutput::moved() { const QList siblings = screen()->childItems(); // First, if we have moved, then unset the "cloneOf" flag setCloneOf(0); disconnect(this, &QMLOutput::xChanged, this, static_cast(&QMLOutput::moved)); disconnect(this, &QMLOutput::yChanged, this, static_cast(&QMLOutput::moved)); Q_FOREACH (QQuickItem *sibling, siblings) { QMLOutput *otherOutput = qobject_cast(sibling); if (!otherOutput || otherOutput == this) { continue; } if (!maybeSnapTo(otherOutput)) { if (m_leftDock == otherOutput) { m_leftDock->undockRight(); undockLeft(); } if (m_topDock == otherOutput) { m_topDock->undockBottom(); undockTop(); } if (m_rightDock == otherOutput) { m_rightDock->undockLeft(); undockRight(); } if (m_bottomDock == otherOutput) { m_bottomDock->undockTop(); undockBottom(); } } } connect(this, &QMLOutput::xChanged, this, static_cast(&QMLOutput::moved)); connect(this, &QMLOutput::yChanged, this, static_cast(&QMLOutput::moved)); Q_EMIT moved(m_output->name()); } /* Transformation of an item (rotation of the MouseArea) is only visual. * The coordinates and dimensions are still the same (when you rotated * 100x500 rectangle by 90 deg, it will still be 100x500, although * visually it will be 500x100). * * This method calculates the real-visual coordinates and dimensions of * the MouseArea and updates root item to match them. This makes snapping * works correctly regardless on visual rotation of the output */ void QMLOutput::updateRootProperties() { const float transformedWidth = (m_output->isHorizontal() ? currentOutputWidth() : currentOutputHeight()) * m_screen->outputScale(); const float transformedHeight = (m_output->isHorizontal() ? currentOutputHeight() : currentOutputWidth()) * m_screen->outputScale(); const float transformedX = x() + (width() / 2.0) - (transformedWidth / 2.0); const float transformedY = y() + (height() / 2.0) - (transformedHeight / 2.0); setPosition(QPointF(transformedX, transformedY)); setSize(QSizeF(transformedWidth, transformedHeight)); }