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// SPDX-FileCopyrightText: 2021 Nheko Contributors
//
// SPDX-License-Identifier: GPL-3.0-or-later
import QtGraphicalEffects 1.0
import QtQuick 2.10
import QtQuick.Controls 2.3
Item {
id: ripple
property alias clip: backgroundLayer.clip
property real radius: 0
property color color: "#22000000"
property real maxRadius: Math.max(width, height)
readonly property real radiusAnimationRate: 0.05
readonly property real radiusTailAnimationRate: 0.5
readonly property real opacityAnimationDuration: 300
readonly property real diameter: radius * 2
property real centerX
property real centerY
property var rippleTarget: parent
function start() {
console.log("Starting ripple animation");
ripple.state = "ACTIVE";
}
function stop() {
console.log("Stopping ripple animation");
ripple.state = "NORMAL";
}
anchors.fill: parent
state: "NORMAL"
states: [
State {
name: "NORMAL"
},
State {
name: "ACTIVE"
}
]
transitions: [
Transition {
from: "NORMAL"
to: "ACTIVE"
SequentialAnimation {
ScriptAction {
script: {
ripple.opacity = 1;
ripple.visible = true;
}
}
NumberAnimation {
id: radius_animation
target: ripple
properties: "radius"
from: 0
to: ripple.maxRadius
duration: ripple.maxRadius / ripple.radiusAnimationRate
easing {
type: Easing.OutQuad
}
}
}
},
Transition {
from: "ACTIVE"
to: "NORMAL"
SequentialAnimation {
ParallelAnimation {
NumberAnimation {
id: radius_tail_animation
target: ripple
properties: "radius"
to: ripple.maxRadius
duration: ripple.maxRadius / ripple.radiusTailAnimationRate
easing {
type: Easing.Linear
}
}
NumberAnimation {
id: opacity_animation
target: ripple
properties: "opacity"
to: 0
duration: ripple.opacityAnimationDuration
easing {
type: Easing.InQuad
}
}
}
ScriptAction {
script: {
ripple.visible = false;
}
}
}
}
]
Connections {
// Button
// Default to center
function onPressed(mouse) {
// MouseArea
if (mouse) {
ripple.centerX = mouse.x;
ripple.centerY = mouse.y;
} else if (rippleTarget.pressX) {
ripple.centerX = rippleTarget.pressX;
ripple.centerY = rippleTarget.pressY;
} else {
ripple.centerX = width / 2;
ripple.centerY = height / 2;
}
ripple.start();
}
function onReleased() {
ripple.stop();
}
function onExited() {
ripple.stop();
}
function onCanceled() {
ripple.stop();
}
function onClicked() {
ripple.stop();
}
target: rippleTarget
ignoreUnknownSignals: true
}
Rectangle {
id: backgroundLayer
anchors.fill: parent
color: "transparent"
clip: true
Rectangle {
id: circle
x: ripple.centerX - ripple.radius
y: ripple.centerY - ripple.radius
height: ripple.diameter
width: ripple.diameter
radius: ripple.radius
color: ripple.color
}
}
}
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