mirror of
https://github.com/noctalia-dev/noctalia-shell.git
synced 2026-05-11 17:08:27 +08:00
Lemmy
276 lines
14 KiB
QML
276 lines
14 KiB
QML
import QtQuick
|
||
import QtQuick.Shapes
|
||
import qs.Commons
|
||
import qs.Modules.MainScreen.Backgrounds
|
||
import qs.Services.UI
|
||
|
||
/**
|
||
* BarBackground - ShapePath component for rendering the bar background
|
||
*
|
||
* Unified shadow system. This component is a ShapePath that will be
|
||
* a child of the unified AllBackgrounds Shape container.
|
||
*
|
||
* Uses 4-state per-corner system for flexible corner rendering:
|
||
* - State -1: No radius (flat/square corner)
|
||
* - State 0: Normal (inner curve)
|
||
* - State 1: Horizontal inversion (outer curve on X-axis)
|
||
* - State 2: Vertical inversion (outer curve on Y-axis)
|
||
*/
|
||
ShapePath {
|
||
id: root
|
||
|
||
// Required reference to the bar component
|
||
required property var bar
|
||
|
||
// Required reference to AllBackgrounds shapeContainer
|
||
required property var shapeContainer
|
||
|
||
// Required reference to windowRoot for screen access
|
||
required property var windowRoot
|
||
|
||
required property color backgroundColor
|
||
|
||
// Check if bar should be visible on this screen
|
||
readonly property bool shouldShow: {
|
||
// Check global bar visibility (includes overview state)
|
||
if (!BarService.effectivelyVisible)
|
||
return false;
|
||
|
||
// Check screen-specific configuration
|
||
var monitors = Settings.data.bar.monitors || [];
|
||
var screenName = windowRoot?.screen?.name || "";
|
||
|
||
// If no monitors specified, show on all screens
|
||
// If monitors specified, only show if this screen is in the list
|
||
return monitors.length === 0 || monitors.includes(screenName);
|
||
}
|
||
|
||
// Corner radius (from Style)
|
||
readonly property real radius: Style.radiusL
|
||
|
||
// Framed bar properties
|
||
readonly property bool isFramed: Settings.data.bar.barType === "framed"
|
||
readonly property real frameThickness: Settings.data.bar.frameThickness ?? 12
|
||
readonly property real frameRadius: Settings.data.bar.frameRadius ?? 20
|
||
|
||
// Bar position - since bar's parent fills the screen and Shape also fills the screen,
|
||
// we can use bar.x and bar.y directly (they're already in screen coordinates)
|
||
readonly property point barMappedPos: bar ? Qt.point(bar.x, bar.y) : Qt.point(0, 0)
|
||
|
||
// Effective dimensions - 0 when bar shouldn't show (similar to panel behavior)
|
||
readonly property real barWidth: (bar && shouldShow) ? bar.width : 0
|
||
readonly property real barHeight: (bar && shouldShow) ? bar.height : 0
|
||
|
||
// Screen dimensions for frame
|
||
readonly property real screenWidth: windowRoot?.screen?.width || 0
|
||
readonly property real screenHeight: windowRoot?.screen?.height || 0
|
||
|
||
// Inner hole dimensions for framed mode - always relative to screen
|
||
readonly property string barPosition: Settings.getBarPositionForScreen(windowRoot?.screen?.name)
|
||
readonly property bool barIsVertical: barPosition === "left" || barPosition === "right"
|
||
readonly property real holeX: (barPosition === "left") ? barWidth : frameThickness
|
||
readonly property real holeY: (barPosition === "top") ? barHeight : frameThickness
|
||
readonly property real holeWidth: screenWidth - (barPosition === "left" || barPosition === "right" ? (barWidth + frameThickness) : (frameThickness * 2))
|
||
readonly property real holeHeight: screenHeight - (barPosition === "top" || barPosition === "bottom" ? (barHeight + frameThickness) : (frameThickness * 2))
|
||
|
||
// Flatten corners if bar is too small (handle null bar)
|
||
readonly property bool shouldFlatten: bar ? ShapeCornerHelper.shouldFlatten(barWidth, barHeight, radius) : false
|
||
readonly property real effectiveRadius: shouldFlatten ? (bar ? ShapeCornerHelper.getFlattenedRadius(Math.min(barWidth, barHeight), radius) : 0) : radius
|
||
|
||
// Helper function for getting corner radius based on state
|
||
function getCornerRadius(cornerState) {
|
||
// State -1 = no radius (flat corner)
|
||
if (cornerState === -1)
|
||
return 0;
|
||
// All other states use effectiveRadius
|
||
return effectiveRadius;
|
||
}
|
||
|
||
// Per-corner multipliers and radii based on bar's corner states (handle null bar)
|
||
readonly property real tlMultX: bar ? ShapeCornerHelper.getMultX(bar.topLeftCornerState) : 1
|
||
readonly property real tlMultY: bar ? ShapeCornerHelper.getMultY(bar.topLeftCornerState) : 1
|
||
readonly property real tlRadius: bar ? getCornerRadius(bar.topLeftCornerState) : 0
|
||
|
||
readonly property real trMultX: bar ? ShapeCornerHelper.getMultX(bar.topRightCornerState) : 1
|
||
readonly property real trMultY: bar ? ShapeCornerHelper.getMultY(bar.topRightCornerState) : 1
|
||
readonly property real trRadius: bar ? getCornerRadius(bar.topRightCornerState) : 0
|
||
|
||
readonly property real brMultX: bar ? ShapeCornerHelper.getMultX(bar.bottomRightCornerState) : 1
|
||
readonly property real brMultY: bar ? ShapeCornerHelper.getMultY(bar.bottomRightCornerState) : 1
|
||
readonly property real brRadius: bar ? getCornerRadius(bar.bottomRightCornerState) : 0
|
||
|
||
readonly property real blMultX: bar ? ShapeCornerHelper.getMultX(bar.bottomLeftCornerState) : 1
|
||
readonly property real blMultY: bar ? ShapeCornerHelper.getMultY(bar.bottomLeftCornerState) : 1
|
||
readonly property real blRadius: bar ? getCornerRadius(bar.bottomLeftCornerState) : 0
|
||
|
||
// True when the bar path has valid, non-degenerate geometry to render.
|
||
// Mirrors PanelBackground.isRenderable — prevents CurveRenderer crash on zero-area paths.
|
||
readonly property bool isRenderable: bar !== null && shouldShow && (isFramed ? (screenWidth > 0 && screenHeight > 0) : (barWidth > 0 && barHeight > 0))
|
||
|
||
// Extend bar background beyond screen edges where both adjacent corners are flat,
|
||
// to prevent CurveRenderer antialiasing artifacts on screen-flush edges
|
||
readonly property real screenEdgeOvershoot: 2
|
||
readonly property real topEdgeOvs: (!isFramed && shouldShow && tlRadius === 0 && trRadius === 0 && barMappedPos.y <= 0) ? -screenEdgeOvershoot : 0
|
||
readonly property real bottomEdgeOvs: (!isFramed && shouldShow && blRadius === 0 && brRadius === 0 && (barMappedPos.y + barHeight) >= screenHeight) ? screenEdgeOvershoot : 0
|
||
readonly property real leftEdgeOvs: (!isFramed && shouldShow && tlRadius === 0 && blRadius === 0 && barMappedPos.x <= 0) ? -screenEdgeOvershoot : 0
|
||
readonly property real rightEdgeOvs: (!isFramed && shouldShow && trRadius === 0 && brRadius === 0 && (barMappedPos.x + barWidth) >= screenWidth) ? screenEdgeOvershoot : 0
|
||
|
||
// Auto-hide opacity factor for background fade
|
||
property real opacityFactor: (bar && bar.isHidden) ? 0 : 1
|
||
|
||
Behavior on opacityFactor {
|
||
enabled: bar && bar.autoHide
|
||
NumberAnimation {
|
||
duration: Style.animationFast
|
||
easing.type: Easing.OutQuad
|
||
}
|
||
}
|
||
|
||
// ShapePath configuration
|
||
strokeWidth: -1 // No stroke, fill only
|
||
fillColor: isRenderable ? Qt.rgba(backgroundColor.r, backgroundColor.g, backgroundColor.b, backgroundColor.a * opacityFactor) : "transparent"
|
||
fillRule: isFramed ? ShapePath.OddEvenFill : ShapePath.WindingFill
|
||
|
||
// Starting position — falls back to off-screen when not renderable so that
|
||
// all subsequent path elements form a valid non-degenerate off-screen square.
|
||
// Each edge is split between PathLine and PathArc so no arc has zero displacement,
|
||
// preventing CurveRenderer triangulation crashes on degenerate arcs.
|
||
startX: isRenderable ? (isFramed ? 0 : (barMappedPos.x + leftEdgeOvs + tlRadius * tlMultX)) : -0.75
|
||
startY: isRenderable ? (isFramed ? 0 : (barMappedPos.y + topEdgeOvs)) : -1
|
||
|
||
// ========== PATH DEFINITION ==========
|
||
|
||
// 1. Main Bar / Outer Screen Rectangle
|
||
// When !isRenderable all elements use fallback coordinates forming a valid 1×1
|
||
// off-screen square with non-degenerate arcs so CurveRenderer never receives
|
||
// a zero-area, bare-moveto, or zero-displacement arc path.
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? root.screenWidth : (root.barMappedPos.x + root.barWidth + root.rightEdgeOvs - root.trRadius * root.trMultX)) : 0
|
||
y: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.y + root.topEdgeOvs)) : -1
|
||
}
|
||
|
||
// Bar top-right corner (only if not framed)
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? root.screenWidth : (root.barMappedPos.x + root.barWidth + root.rightEdgeOvs)) : 0
|
||
y: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.y + root.topEdgeOvs + root.trRadius * root.trMultY)) : -0.75
|
||
radiusX: root.isRenderable ? (root.isFramed ? 0 : root.trRadius) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? 0 : root.trRadius) : 0
|
||
direction: ShapeCornerHelper.getArcDirection(root.trMultX, root.trMultY)
|
||
}
|
||
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? root.screenWidth : (root.barMappedPos.x + root.barWidth + root.rightEdgeOvs)) : 0
|
||
y: root.isRenderable ? (root.isFramed ? root.screenHeight : (root.barMappedPos.y + root.barHeight + root.bottomEdgeOvs - root.brRadius * root.brMultY)) : 0
|
||
}
|
||
|
||
// Bar bottom-right corner (only if not framed)
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? root.screenWidth : (root.barMappedPos.x + root.barWidth + root.rightEdgeOvs - root.brRadius * root.brMultX)) : -0.25
|
||
y: root.isRenderable ? (root.isFramed ? root.screenHeight : (root.barMappedPos.y + root.barHeight + root.bottomEdgeOvs)) : 0
|
||
radiusX: root.isRenderable ? (root.isFramed ? 0 : root.brRadius) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? 0 : root.brRadius) : 0
|
||
direction: ShapeCornerHelper.getArcDirection(root.brMultX, root.brMultY)
|
||
}
|
||
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.x + root.leftEdgeOvs + root.blRadius * root.blMultX)) : -1
|
||
y: root.isRenderable ? (root.isFramed ? root.screenHeight : (root.barMappedPos.y + root.barHeight + root.bottomEdgeOvs)) : 0
|
||
}
|
||
|
||
// Bar bottom-left corner (only if not framed)
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.x + root.leftEdgeOvs)) : -1
|
||
y: root.isRenderable ? (root.isFramed ? root.screenHeight : (root.barMappedPos.y + root.barHeight + root.bottomEdgeOvs - root.blRadius * root.blMultY)) : -0.25
|
||
radiusX: root.isRenderable ? (root.isFramed ? 0 : root.blRadius) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? 0 : root.blRadius) : 0
|
||
direction: ShapeCornerHelper.getArcDirection(root.blMultX, root.blMultY)
|
||
}
|
||
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.x + root.leftEdgeOvs)) : -1
|
||
y: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.y + root.topEdgeOvs + root.tlRadius * root.tlMultY)) : -1
|
||
}
|
||
|
||
// Bar top-left corner (only if not framed, back to start)
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.x + root.leftEdgeOvs + root.tlRadius * root.tlMultX)) : -0.75
|
||
y: root.isRenderable ? (root.isFramed ? 0 : (root.barMappedPos.y + root.topEdgeOvs)) : -1
|
||
radiusX: root.isRenderable ? (root.isFramed ? 0 : root.tlRadius) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? 0 : root.tlRadius) : 0
|
||
direction: ShapeCornerHelper.getArcDirection(root.tlMultX, root.tlMultY)
|
||
}
|
||
|
||
// 2. Inner Hole for Framed Mode (Clockwise)
|
||
// When !isFramed, draws a tiny 1x1 rectangle inside the bar as a non-degenerate WindingFill
|
||
// no-op to prevent a zero-area degenerate subpath crashing qTriangulate.
|
||
// Note: an exact duplicate of the outer path cannot be used here because Qt's CurveRenderer
|
||
// has issues with exactly coincident subpaths, causing the fill to not render on some systems.
|
||
// When !isRenderable, falls back to a valid 1×1 off-screen square at (-3,-3)→(-2,-2).
|
||
readonly property real _nhX: barMappedPos.x + barWidth / 2
|
||
readonly property real _nhY: barMappedPos.y + barHeight / 2
|
||
PathMove {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.frameRadius) : (root._nhX + 0.25)) : -2.75
|
||
y: root.isRenderable ? (root.isFramed ? root.holeY : root._nhY) : -3
|
||
}
|
||
|
||
// Top edge
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.holeWidth - root.frameRadius) : (root._nhX + 1)) : -2
|
||
y: root.isRenderable ? (root.isFramed ? root.holeY : root._nhY) : -3
|
||
}
|
||
|
||
// Top-right corner
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.holeWidth) : (root._nhX + 1)) : -2
|
||
y: root.isRenderable ? (root.isFramed ? (root.holeY + root.frameRadius) : (root._nhY + 0.25)) : -2.75
|
||
radiusX: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
direction: PathArc.Clockwise
|
||
}
|
||
|
||
// Right edge
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.holeWidth) : (root._nhX + 1)) : -2
|
||
y: root.isRenderable ? (root.isFramed ? (root.holeY + root.holeHeight - root.frameRadius) : (root._nhY + 1)) : -2
|
||
}
|
||
|
||
// Bottom-right corner
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.holeWidth - root.frameRadius) : (root._nhX + 0.75)) : -2.25
|
||
y: root.isRenderable ? (root.isFramed ? (root.holeY + root.holeHeight) : (root._nhY + 1)) : -2
|
||
radiusX: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
direction: PathArc.Clockwise
|
||
}
|
||
|
||
// Bottom edge
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.frameRadius) : root._nhX) : -3
|
||
y: root.isRenderable ? (root.isFramed ? (root.holeY + root.holeHeight) : (root._nhY + 1)) : -2
|
||
}
|
||
|
||
// Bottom-left corner
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? root.holeX : root._nhX) : -3
|
||
y: root.isRenderable ? (root.isFramed ? (root.holeY + root.holeHeight - root.frameRadius) : (root._nhY + 0.75)) : -2.25
|
||
radiusX: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
direction: PathArc.Clockwise
|
||
}
|
||
|
||
// Left edge
|
||
PathLine {
|
||
x: root.isRenderable ? (root.isFramed ? root.holeX : root._nhX) : -3
|
||
y: root.isRenderable ? (root.isFramed ? (root.holeY + root.frameRadius) : root._nhY) : -3
|
||
}
|
||
|
||
// Top-left corner (back to start)
|
||
PathArc {
|
||
x: root.isRenderable ? (root.isFramed ? (root.holeX + root.frameRadius) : (root._nhX + 0.25)) : -2.75
|
||
y: root.isRenderable ? (root.isFramed ? root.holeY : root._nhY) : -3
|
||
radiusX: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
radiusY: root.isRenderable ? (root.isFramed ? root.frameRadius : 0) : 0
|
||
direction: PathArc.Clockwise
|
||
}
|
||
}
|