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Nested MouseArea hoverEnabled and mouseX/mouseY values
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import QtQml.Models 2.11 | |
import QtQuick 2.11 | |
import QtQuick.Controls 2.4 | |
import QtQuick.Layouts 1.11 | |
MapImage { | |
id: map | |
height: 600 | |
width: 800 | |
imageSource: "https://images.unsplash.com/photo-1651634099253-720df02a0d50" | |
MouseArea { | |
anchors.fill: parent | |
acceptedButtons: Qt.LeftButton | |
hoverEnabled: true // this is required to use onPositionChanged | |
preventStealing: false | |
onPressed: { | |
// needed for flickable | |
mouse.accepted = false; | |
} | |
onPositionChanged: { | |
// do something. | |
} | |
} | |
} |
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import QtQuick 2.11 | |
Item { | |
id: root | |
property alias imageSource: image.source | |
Flickable { | |
id: flickable | |
anchors.fill: parent | |
contentWidth: props.originalImageWidth | |
contentHeight: props.originalImageHeight | |
Image { | |
id: image | |
fillMode: Image.PreserveAspectFit | |
onStatusChanged: { | |
if (status === Image.Ready) { | |
props.originalImageWidth = sourceSize.width; | |
props.originalImageHeight = sourceSize.height; | |
props.changeCurrentScale(1); | |
} | |
} | |
// define the image display size | |
width: flickable.contentWidth; | |
height: flickable.contentHeight; | |
MouseArea { | |
id: mouseArea | |
anchors.fill: parent | |
acceptedButtons: Qt.LeftButton | |
hoverEnabled: true | |
onWheel: { | |
wheel.accepted = false; | |
props.changeCurrentScale(wheel.angleDelta.y); | |
} | |
} | |
} | |
QtObject { | |
id: props | |
// original image size | |
property int originalImageWidth | |
property int originalImageHeight | |
property real scaleStep: 0.2 | |
property real currentScale: 0.1 | |
onCurrentScaleChanged: updateFlickable(currentScale); | |
function updateFlickable(scale) { | |
console.log(mouseArea.mouseX, mouseArea.mouseY); // <------ I am no longer able to get mouse x and y coordinates | |
flickable.resizeContent(originalImageWidth * scale, originalImageHeight * scale, Qt.point(mouseArea.mouseX, mouseArea.mouseY)); | |
flickable.returnToBounds(); | |
} | |
function changeCurrentScale(wheelDelta) { | |
if (wheelDelta > 0) currentScale = currentScale * (1 + scaleStep); | |
else currentScale = currentScale / (1 + scaleStep); | |
} | |
} | |
} | |
} |
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