Warning, /plasma/latte-dock/shell/package/contents/controls/DragCorner.qml is written in an unsupported language. File is not indexed.

 /*
     SPDX-FileCopyrightText: 2021 Michail Vourlakos <mvourlakos@gmail.com>
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 import QtQuick 2.7
 import org.kde.plasma.core 2.0 as PlasmaCore
 
 Rectangle {
     id: _corner
     width: 22
     height: width
     anchors.horizontalCenter: parent.right
     anchors.verticalCenter: parent.top
     rotation: 45
     color: resizeWindowMouseArea.isActive ? theme.buttonFocusColor : theme.textColor
     opacity: resizeWindowMouseArea.isActive ? 1 : 0.2
 
     readonly property alias isActive: resizeWindowMouseArea.isActive
 
     MouseArea {
         id: resizeWindowMouseArea
         anchors.fill: parent
         hoverEnabled: true
 
         cursorShape: plasmoid.location === PlasmaCore.Types.LeftEdge ? Qt.SizeBDiagCursor : Qt.SizeFDiagCursor
 
         readonly property bool isActive: containsMouse || pressed
 
         property bool initialized: false
         property int initGlobalX: 0
         property int initGlobalY: 0
         property int initWidth: 100
         property int initHeight: 100
         property real initScaleWidth: 1
         property real initScaleHeight: 1
 
         property int curGlobalX: 0
         property int curGlobalY: 0
 
         onPressed: {
             if (pressed) {
                 var scenePos = mapToGlobal(mouse.x, mouse.y);
 
                 if (plasmoid.location !== PlasmaCore.Types.LeftEdge) {
                     initGlobalX = viewConfig.x + mouse.x;
                     initGlobalY = viewConfig.y + mouse.y;
                 } else {
                     initGlobalX = viewConfig.x + mouse.x;
                     initGlobalY = viewConfig.y + mouse.y;
                 }
 
                 initWidth = dialog.width;
                 initHeight = dialog.height;
                 initScaleWidth = dialog.userScaleWidth;
                 initScaleHeight = dialog.userScaleHeight;
                 initialized = true;
             }
         }
 
         onPositionChanged: {
             if (pressed && initialized) {
                 var scenePos = mapToGlobal(mouse.x, mouse.y);
                 if (plasmoid.location !== PlasmaCore.Types.LeftEsge) {
                     curGlobalX = viewConfig.x + mouse.x;
                     curGlobalY = viewConfig.y + mouse.y;
                 } else {
                     curGlobalX = viewConfig.x + mouse.x;
                     curGlobalY = viewConfig.y + mouse.y;
                 }
 
                 var differX = 0;
 
                 if (plasmoid.location !== PlasmaCore.Types.LeftEdge) {
                     differX = initGlobalX - curGlobalX;
                 } else {
                     differX = curGlobalX - initGlobalX;
                 }
 
                 //! In normal settings mode for horizontal View when dragging the corner the length must be increased two times
                 //! in order to be in the exact position when finished
                 var percentXMultiplier = (!dialog.advancedLevel && plasmoid.formFactor===PlasmaCore.Types.Horizontal ? 2 : 1);
 
                 var percentX = percentXMultiplier * (differX / initWidth);
                 var newScaleWidth = Math.max(0.35, initScaleWidth + (percentX*initScaleWidth)).toFixed(3);
 
                 var newScaleHeight = dialog.userScaleHeight;
 
                 if (!dialog.advancedLevel) {
                     var differY = 0;
 
                     if (plasmoid.location !== PlasmaCore.Types.LeftEdge) {
                         if (plasmoid.location === PlasmaCore.Types.TopEdge) {
                             differY = curGlobalY - initGlobalY;
                         } else {
                             differY = initGlobalY - curGlobalY;
                         }
                     } else {
                         differY = initGlobalY - curGlobalY;
                     }
 
                     var percentYMultiplier = (!dialog.advancedLevel && plasmoid.formFactor===PlasmaCore.Types.Vertical ? 2 : 1);
                     var percentY = percentYMultiplier * (differY / initHeight);
                     newScaleHeight = Math.max(0.5, initScaleHeight + (percentY*initScaleHeight)).toFixed(3);
                 }
 
                 universalSettings.setScreenScales(latteView.positioner.currentScreenName, newScaleWidth, newScaleHeight);
                 dialog.userScaleWidth = newScaleWidth;
                 dialog.userScaleHeight = newScaleHeight;
                 viewConfig.syncGeometry();
             } else if (!pressed) {
                 initialized = false;
             }
         }
 
         onReleased: {
             initialized = false;
         }
 
         onDoubleClicked: {
             dialog.userScaleWidth = 1;
             dialog.userScaleHeight = 1;
             universalSettings.setScreenScales(latteView.positioner.currentScreenName, 1, 1);
             viewConfig.syncGeometry();
         }
     }
 
     states:[
         State{
             name: "bottom"
             when: plasmoid.location === PlasmaCore.Types.BottomEdge
 
             AnchorChanges{
                 target: _corner;
                 anchors.horizontalCenter: parent.left; anchors.verticalCenter: parent.top;
             }
         },
         State{
             name: "top"
             when: plasmoid.location === PlasmaCore.Types.TopEdge
 
             AnchorChanges{
                 target: _corner;
                 anchors.horizontalCenter: parent.left; anchors.verticalCenter: parent.top;
             }
         },
         State{
             name: "left"
             when: plasmoid.location === PlasmaCore.Types.LeftEdge
 
             AnchorChanges{
                 target: _corner;
                 anchors.horizontalCenter: parent.right; anchors.verticalCenter: parent.top;
             }
         },
         State{
             name: "right"
             when: plasmoid.location === PlasmaCore.Types.RightEdge
 
             AnchorChanges{
                 target: _corner;
                 anchors.horizontalCenter: parent.left; anchors.verticalCenter: parent.top;
             }
         }
     ]
 }