Finishing position picker for objects having a position.

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/GreetScreen.qml

@@ -35,7 +35,7 @@ Popup {
         height: logo.height
         width: logo.width + 10 + welcomeText.width
         anchors.top: parent.top
-        anchors.topMargin: 50
+        anchors.topMargin: (parent.width-width)/2
         anchors.horizontalCenter: parent.horizontalCenter
         
         Image {

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/LogarithmPlotter.qml

@@ -155,6 +155,7 @@ ApplicationWindow {
         }
         
         PickLocationOverlay {
+            id: positionPicker
             anchors.fill: parent
             canvas: parent
         }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/ObjectLists.qml

@@ -120,6 +120,32 @@ ListView {
                 }
             }
             
+            Button {
+                id: pointerButton
+                width: parent.height - 10
+                height: width
+                anchors.right: deleteButton.left
+                anchors.rightMargin: 5
+                anchors.topMargin: 5
+                icon.name: 'position'
+                property bool hasXProp: Objects.types[objType].properties().hasOwnProperty('x')
+                property bool hasYProp: Objects.types[objType].properties().hasOwnProperty('y')
+                visible: hasXProp || hasYProp
+                ToolTip.visible: hovered
+                ToolTip.text: 'Set ' + Objects.types[objType].displayType() + ' position.'
+                
+                onClicked: {
+                    positionPicker.objType = objType
+                    positionPicker.objName = Objects.currentObjects[objType][index].name
+                    positionPicker.pickX = hasXProp
+                    positionPicker.pickY = hasYProp
+                    positionPicker.propertyX = 'x'
+                    positionPicker.propertyY = 'y'
+                    positionPicker.visible = true
+                    
+                }
+            }
+            
             Button {
                 id: deleteButton
                 width: parent.height - 10
@@ -131,7 +157,7 @@ ListView {
                 
                 onClicked: {
                     history.addToHistory(new HistoryLib.DeleteObject(
-                        objEditor.obj.name, objEditor.objType, objEditor.obj.export()
+                        Objects.currentObjects[objType][index].name, objType, Objects.currentObjects[objType][index].export()
                     ))
                     Objects.currentObjects[objType][index].delete()
                     Objects.currentObjects[objType].splice(index, 1)

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/PickLocationOverlay.qml

@@ -33,6 +33,7 @@ Item {
     property bool pickX: true
     property string propertyX: 'x'
     property string propertyY: 'y'
+    property alias precision: precisionSlider.value
     
     Rectangle {
         color: sysPalette.window
@@ -47,7 +48,7 @@ Item {
         cursorShape: Qt.CrossCursor
         onClicked: {
             if(parent.pickX) {
-                var newValue = canvas.px2x(picker.mouseX).toFixed(2)
+                var newValue = canvas.px2x(picker.mouseX).toFixed(parent.precision)
                 newValue = {
                     'Expression': () => new MathLib.Expression(newValue),
                     'number': () => parseFloat(newValue)
@@ -61,7 +62,7 @@ Item {
                 objectLists.update()
             }
             if(parent.pickY) {
-                var newValue = canvas.px2y(picker.mouseY).toFixed(2)
+                var newValue = canvas.px2y(picker.mouseY).toFixed(parent.precision)
                 newValue = {
                     'Expression': () => new MathLib.Expression(newValue),
                     'number': () => parseFloat(newValue)
@@ -78,11 +79,33 @@ Item {
         }
     }
     
+    Row {
+        height: precisionSlider.height
+        Text {
+            text: "  Pointer precision: "
+            color: 'black'
+            anchors.verticalCenter: parent.verticalCenter
+        }
+        
+        Slider {
+            id: precisionSlider
+            from: 0
+            value: 2
+            to: 10
+            stepSize: 1
+            ToolTip {
+                parent: precisionSlider.handle
+                visible: precisionSlider.pressed
+                text: precisionSlider.value.toFixed(0)
+            }
+        }
+    }
+    
     Rectangle {
         id: xCursor
         width: 1
         height: parent.height
-        color: sysPalette.windowText
+        color: 'black'
         anchors.top: parent.top
         anchors.left: parent.left
         anchors.leftMargin: picker.mouseX
@@ -93,25 +116,26 @@ Item {
         id: yCursor
         width: parent.width
         height: 1
-        color: sysPalette.windowText
+        color: 'black'
         anchors.top: parent.top
         anchors.left: parent.left
         anchors.topMargin: picker.mouseY
         visible: parent.pickY
     }
     
-    Label {
+    Text {
         x: picker.mouseX - width - 5
         y: picker.mouseY - height - 5
-        property double mouseX: canvas.px2x(picker.mouseX).toFixed(2)
+        property double mouseX: canvas.px2x(picker.mouseX).toFixed(parent.precision)
-        property double mouseY: canvas.px2y(picker.mouseY).toFixed(2)
+        property double mouseY: canvas.px2y(picker.mouseY).toFixed(parent.precision)
+        color: 'black'
         text: {
             if(parent.pickX && parent.pickY)
                 return `(${mouseX}, ${mouseY})`
             if(parent.pickX)
-                return mouseX + ''
+                return `X = ${mouseX}`
             if(parent.pickY)
-                return mouseY + ''
+                return `Y = ${mouseY}`
         }
     }
 }