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display corners

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Damocles 2026-04-12 15:17:19 +02:00
parent cfe1f948ec
commit d6d108ee7c
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modules/ScreenCorners.qml Normal file
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import QtQuick
import Quickshell
import Quickshell.Wayland
import "." as M
// Empty region = no input area — clicks pass through to windows below
// Draws rounded black corners at the edges of each screen.
// Disabled when screenRadius is 0 (the default).
Item {
id: root
required property var screen
readonly property int _r: M.Theme.screenRadius
Repeater {
model: root._r > 0 ? [
{ top: true, left: true, right: false, bottom: false, corner: 0 },
{ top: true, left: false, right: true, bottom: false, corner: 1 },
{ top: false, left: true, right: false, bottom: true, corner: 2 },
{ top: false, left: false, right: true, bottom: true, corner: 3 }
] : []
delegate: PanelWindow {
id: cornerWindow
required property var modelData
screen: root.screen
color: "transparent"
WlrLayershell.layer: WlrLayer.Overlay
WlrLayershell.exclusiveZone: 0
WlrLayershell.namespace: "nova-corners"
mask: Region {}
anchors.top: cornerWindow.modelData.top
anchors.left: cornerWindow.modelData.left
anchors.right: cornerWindow.modelData.right
anchors.bottom: cornerWindow.modelData.bottom
implicitWidth: root._r
implicitHeight: root._r
Canvas {
anchors.fill: parent
onPaint: {
const r = root._r;
const ctx = getContext("2d");
ctx.clearRect(0, 0, r, r);
ctx.fillStyle = "black";
ctx.beginPath();
switch (cornerWindow.modelData.corner) {
case 0: // top-left
ctx.moveTo(0, 0);
ctx.lineTo(r, 0);
ctx.arc(r, r, r, -Math.PI / 2, Math.PI, true);
ctx.closePath();
break;
case 1: // top-right
ctx.moveTo(r, 0);
ctx.lineTo(0, 0);
ctx.arc(0, r, r, -Math.PI / 2, 0, false);
ctx.closePath();
break;
case 2: // bottom-left
ctx.moveTo(0, r);
ctx.lineTo(0, 0);
ctx.arc(r, 0, r, Math.PI, Math.PI / 2, true);
ctx.closePath();
break;
case 3: // bottom-right
ctx.moveTo(r, r);
ctx.lineTo(r, 0);
ctx.arc(0, 0, r, 0, Math.PI / 2, false);
ctx.closePath();
break;
}
ctx.fill();
}
}
}
}
}