Inital commit of the Komplex Hub

2026-06-02 15:11:36 -04:00
commit 15a625008e
2911 changed files with 655555 additions and 0 deletions
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+/****************************************************************************
+**
+** Copyright (C) 2024 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Quick Studio Components.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick
+
+Item {
+    id: root
+
+    property int horizontalOffset: 10
+    property int verticalOffset: 30
+    property int spread: 0
+    property color color: "black"
+    property real radius: 10
+
+    required property Item source
+
+    readonly property real sourceRotation: root.source.rotation
+
+    readonly property size textureSize: Qt.size(Math.max(root.width, root.width - root.spread * 2) + Math.abs(root.__offset.x),
+                                                Math.max(root.height, root.height - root.spread * 2) + Math.abs(root.__offset.y))
+    readonly property vector2d pixelSize: Qt.vector2d(1.0 / root.textureSize.width,
+                                                      1.0 / root.textureSize.height)
+    readonly property real sigma: root.radius / 2.7
+
+    visible: true
+
+    width: root.source.width
+    height: root.source.height
+
+    //Component.onCompleted: console.log("Inner Shadow created!")
+
+    onSourceRotationChanged: root.calculateOffset()
+    onSpreadChanged: root.calculateOffset()
+    onHorizontalOffsetChanged: root.calculateOffset()
+    onVerticalOffsetChanged: root.calculateOffset()
+
+    property point __offset: Qt.point(0, 0)
+
+    function calculateOffset() {
+        let mat = Qt.matrix4x4()
+        mat.rotate(-root.sourceRotation, Qt.vector3d(0, 0, 1))
+        root.__offset = mat.map(Qt.point(root.horizontalOffset, root.verticalOffset))
+        root.__offset = Qt.point(Math.round(root.__offset.x), Math.round(root.__offset.y))
+    }
+
+    readonly property bool copyActive: root.source instanceof Rectangle && root.spread !== 0
+
+    Rectangle {
+        id: sourceCopy
+        visible: false
+        width: Math.max(0, root.source.width - root.spread * 2)
+        height: Math.max(0, root.source.height - root.spread * 2)
+        radius: Math.max(0, root.source.radius !== 0 ? root.source.radius - root.spread : 0)
+        color: "black"
+    }
+
+    ShaderEffectSource {
+        id: shaderEffectSource
+        visible: false
+        width: root.textureSize.width
+        height: root.textureSize.height
+        sourceItem: root.copyActive ? sourceCopy : root.source
+        sourceRect: Qt.rect(Math.min(0, -root.__offset.x) - Math.max(0, root.spread),
+                            Math.min(0, -root.__offset.y) - Math.max(0, root.spread),
+                            root.textureSize.width,
+                            root.textureSize.height)
+    }
+
+    ShaderEffect {
+        id: shadow
+
+        property color color: root.color
+        property var src: shaderEffectSource
+
+        visible: false
+
+        width: root.textureSize.width
+        height: root.textureSize.height
+
+        layer.enabled: true
+
+        fragmentShader: "shaders/innerShadow.frag.qsb"
+    }
+
+    ShaderEffect {
+        id: blurHorizontal
+
+        property real blurKernel: root.radius
+        property real sigma: root.sigma
+        property var src: shadow
+        property vector2d pixelSize: root.pixelSize.times(Qt.vector2d(1, 0))
+        property bool useOffscreenColor: true
+        property color offscreenColor: root.color
+
+        visible: false
+
+        width: root.textureSize.width
+        height: root.textureSize.height
+
+        layer.enabled: true
+        layer.smooth: true // Otherwise bluring artifacts
+
+        fragmentShader: "shaders/gaussianBlur.frag.qsb"
+    }
+
+    ShaderEffect {
+        id: blurVertical
+
+        property real blurKernel: root.radius
+        property real sigma: root.sigma
+        property var src: blurHorizontal
+        property vector2d pixelSize: root.pixelSize.times(Qt.vector2d(0, 1))
+        property bool useOffscreenColor: true
+        property color offscreenColor: root.color
+
+        visible: false
+
+        width: root.textureSize.width
+        height: root.textureSize.height
+
+        layer.enabled: true
+        layer.smooth: true // Otherwise bluring artifacts
+
+        fragmentShader: "shaders/gaussianBlur.frag.qsb"
+    }
+
+    ShaderEffectSource {
+        id: originalSource
+        visible: false
+        hideSource: true
+        width: root.textureSize.width
+        height: root.textureSize.height
+        sourceItem: root.source
+        sourceRect: Qt.rect(Math.min(0, root.__offset.x) + Math.min(0, root.spread),
+                            Math.min(0, root.__offset.y) + Math.min(0, root.spread),
+                            root.textureSize.width,
+                            root.textureSize.height)
+    }
+
+    ShaderEffect {
+        property var shadow: blurVertical
+        property var original: originalSource
+
+        visible: true
+
+        x: -Math.max(0, -root.__offset.x) + Math.min(0, root.spread)
+        y: -Math.max(0, -root.__offset.y) + Math.min(0, root.spread)
+        width: root.textureSize.width
+        height: root.textureSize.height
+
+        fragmentShader: "shaders/innerShadowClip.frag.qsb"
+    }
+}