File indexing completed on 2024-05-19 05:32:27

 /*
     KWin - the KDE window manager
     This file is part of the KDE project.
 
     SPDX-FileCopyrightText: 2022 Marco Martin <mart@kde.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "quicktile.h"
 
 namespace KWin
 {
 
 QuickRootTile::QuickRootTile(TileManager *tiling, Tile *parentItem)
     : Tile(tiling, parentItem)
 {
     setPadding(0.0);
     setRelativeGeometry(QRectF(0, 0, 1, 1));
     setQuickTileMode(QuickTileFlag::Maximize);
 
     auto createTile = [this, &tiling](const QRectF &geometry, QuickTileMode tileMode) {
         Tile *tile = new Tile(tiling, this);
         tile->setPadding(0.0);
         tile->setQuickTileMode(tileMode);
         tile->setRelativeGeometry(geometry);
 
         connect(tile, &Tile::relativeGeometryChanged, this, [this, tile]() {
             relayoutToFit(tile);
         });
 
         return std::unique_ptr<Tile>(tile);
     };
 
     m_leftVerticalTile = createTile(QRectF(0, 0, 0.5, 1), QuickTileFlag::Left);
     m_rightVerticalTile = createTile(QRectF(0.5, 0, 0.5, 1), QuickTileFlag::Right);
     m_topHorizontalTile = createTile(QRectF(0, 0, 1, 0.5), QuickTileFlag::Top);
     m_bottomHorizontalTile = createTile(QRectF(0, 0.5, 1, 0.5), QuickTileFlag::Bottom);
 
     m_topLeftTile = createTile(QRectF(0, 0, 0.5, 0.5), QuickTileFlag::Top | QuickTileFlag::Left);
     m_topRightTile = createTile(QRectF(0.5, 0, 0.5, 0.5), QuickTileFlag::Top | QuickTileFlag::Right);
     m_bottomLeftTile = createTile(QRectF(0, 0.5, 0.5, 0.5), QuickTileFlag::Bottom | QuickTileFlag::Left);
     m_bottomRightTile = createTile(QRectF(0.5, 0.5, 0.5, 0.5), QuickTileFlag::Bottom | QuickTileFlag::Right);
 }
 
 QuickRootTile::~QuickRootTile()
 {
 }
 
 void QuickRootTile::relayoutToFit(Tile *tile)
 {
     if (m_resizedTile) {
         return;
     }
 
     m_resizedTile = tile;
 
     const QRectF geometry = tile->relativeGeometry();
 
     if (m_topHorizontalTile.get() == tile) {
         setVerticalSplit(geometry.bottom());
     } else if (m_bottomHorizontalTile.get() == tile) {
         setVerticalSplit(geometry.top());
     } else if (m_leftVerticalTile.get() == tile) {
         setHorizontalSplit(geometry.right());
     } else if (m_rightVerticalTile.get() == tile) {
         setHorizontalSplit(geometry.left());
     } else if (m_topLeftTile.get() == tile) {
         setHorizontalSplit(geometry.right());
         setVerticalSplit(geometry.bottom());
     } else if (m_topRightTile.get() == tile) {
         setHorizontalSplit(geometry.left());
         setVerticalSplit(geometry.bottom());
     } else if (m_bottomRightTile.get() == tile) {
         setHorizontalSplit(geometry.left());
         setVerticalSplit(geometry.top());
     } else if (m_bottomLeftTile.get() == tile) {
         setHorizontalSplit(geometry.right());
         setVerticalSplit(geometry.top());
     }
 
     m_resizedTile = nullptr;
 }
 
 Tile *QuickRootTile::tileForMode(QuickTileMode mode)
 {
     switch (mode) {
     case QuickTileMode(QuickTileFlag::Left):
         return m_leftVerticalTile.get();
     case QuickTileMode(QuickTileFlag::Right):
         return m_rightVerticalTile.get();
     case QuickTileMode(QuickTileFlag::Top):
         return m_topHorizontalTile.get();
     case QuickTileMode(QuickTileFlag::Bottom):
         return m_bottomHorizontalTile.get();
     case QuickTileMode(QuickTileFlag::Left | QuickTileFlag::Top):
         return m_topLeftTile.get();
     case QuickTileMode(QuickTileFlag::Right | QuickTileFlag::Top):
         return m_topRightTile.get();
     case QuickTileMode(QuickTileFlag::Left | QuickTileFlag::Bottom):
         return m_bottomLeftTile.get();
     case QuickTileMode(QuickTileFlag::Right | QuickTileFlag::Bottom):
         return m_bottomRightTile.get();
     case QuickTileMode(QuickTileFlag::Maximize):
     case QuickTileMode(QuickTileFlag::Horizontal):
     case QuickTileMode(QuickTileFlag::Vertical):
         return this;
     default:
         return nullptr;
     }
 }
 
 Tile *QuickRootTile::tileForBorder(ElectricBorder border)
 {
     switch (border) {
     case ElectricTop:
         return m_topHorizontalTile.get();
     case ElectricTopRight:
         return m_topRightTile.get();
     case ElectricRight:
         return m_rightVerticalTile.get();
     case ElectricBottomRight:
         return m_bottomRightTile.get();
     case ElectricBottom:
         return m_bottomHorizontalTile.get();
     case ElectricBottomLeft:
         return m_bottomLeftTile.get();
     case ElectricLeft:
         return m_leftVerticalTile.get();
     case ElectricTopLeft:
         return m_topLeftTile.get();
     case ElectricNone:
     default:
         return nullptr;
     }
 }
 
 qreal QuickRootTile::horizontalSplit() const
 {
     return m_leftVerticalTile->relativeGeometry().right();
 }
 
 void QuickRootTile::setHorizontalSplit(qreal split)
 {
     const QSizeF minSize = minimumSize(); // minimum size is the same for all tiles
     const qreal effectiveSplit = std::clamp(split, minSize.width(), 1.0 - minSize.width());
 
     auto geom = m_leftVerticalTile->relativeGeometry();
     geom.setRight(effectiveSplit);
     m_leftVerticalTile->setRelativeGeometry(geom);
 
     geom = m_rightVerticalTile->relativeGeometry();
     geom.setLeft(effectiveSplit);
     m_rightVerticalTile->setRelativeGeometry(geom);
 
     geom = m_topLeftTile->relativeGeometry();
     geom.setRight(effectiveSplit);
     m_topLeftTile->setRelativeGeometry(geom);
 
     geom = m_topRightTile->relativeGeometry();
     geom.setLeft(effectiveSplit);
     m_topRightTile->setRelativeGeometry(geom);
 
     geom = m_bottomLeftTile->relativeGeometry();
     geom.setRight(effectiveSplit);
     m_bottomLeftTile->setRelativeGeometry(geom);
 
     geom = m_bottomRightTile->relativeGeometry();
     geom.setLeft(effectiveSplit);
     m_bottomRightTile->setRelativeGeometry(geom);
 }
 
 qreal QuickRootTile::verticalSplit() const
 {
     return m_topHorizontalTile->relativeGeometry().bottom();
 }
 
 void QuickRootTile::setVerticalSplit(qreal split)
 {
     const QSizeF minSize = minimumSize(); // minimum size is the same for all tiles
     const qreal effectiveSplit = std::clamp(split, minSize.height(), 1.0 - minSize.height());
 
     auto geom = m_topHorizontalTile->relativeGeometry();
     geom.setBottom(effectiveSplit);
     m_topHorizontalTile->setRelativeGeometry(geom);
 
     geom = m_bottomHorizontalTile->relativeGeometry();
     geom.setTop(effectiveSplit);
     m_bottomHorizontalTile->setRelativeGeometry(geom);
 
     geom = m_topLeftTile->relativeGeometry();
     geom.setBottom(effectiveSplit);
     m_topLeftTile->setRelativeGeometry(geom);
 
     geom = m_topRightTile->relativeGeometry();
     geom.setBottom(effectiveSplit);
     m_topRightTile->setRelativeGeometry(geom);
 
     geom = m_bottomLeftTile->relativeGeometry();
     geom.setTop(effectiveSplit);
     m_bottomLeftTile->setRelativeGeometry(geom);
 
     geom = m_bottomRightTile->relativeGeometry();
     geom.setTop(effectiveSplit);
     m_bottomRightTile->setRelativeGeometry(geom);
 }
 
 } // namespace KWin
 
 #include "moc_quicktile.cpp"