Add DockBackground class

CMakeLists.txt

@@ -28,6 +28,7 @@ set(SRCS
     src/trashmanager.cpp
     src/utils.cpp
     src/xwindowinterface.cpp
+    src/dockbackground.cpp
 
     src/fakewindow.cpp
 )

qml/main.qml

@@ -11,34 +11,18 @@ Item {
     visible: true
 
     property bool isHorizontal: Settings.direction === DockSettings.Bottom
-    property real windowRadius: isHorizontal ? root.height * 0.3 : root.width * 0.3
+    property real windowRadius: isHorizontal ? root.height * 0.35 : root.width * 0.35
 
     DropArea {
         anchors.fill: parent
         enabled: true
     }
 
-    FishUI.WindowShadow {
-        view: mainWindow
-        geometry: Qt.rect(root.x, root.y, root.width, root.height)
-        strength: 0.5
-        radius: _background.radius
-    }
-
-    FishUI.WindowBlur {
-        view: mainWindow
-        geometry: Qt.rect(root.x, root.y, root.width, root.height)
-        windowRadius: _background.radius
-        enabled: true
-    }
-
-    // Background
-    Rectangle {
-        id: _background
+    DockBackground {
         anchors.fill: parent
-        radius: windowRadius
-        color: FishUI.Theme.backgroundColor
+        radius: root.windowRadius
         opacity: FishUI.Theme.darkMode ? 0.3 : 0.4
+        color: FishUI.Theme.backgroundColor
 
         Behavior on opacity {
             NumberAnimation {
@@ -55,29 +39,18 @@ Item {
         }
     }
 
-    Rectangle {
-        anchors.fill: parent
-        color: "transparent"
-        radius: windowRadius
-        visible: windowRadius
-        border.width: 1
-        border.color: Qt.rgba(0, 0, 0, 1)
-        opacity: FishUI.Theme.darkMode ? 0.3 : 0.1
-        antialiasing: true
-        smooth: true
+    FishUI.WindowShadow {
+        view: mainWindow
+        geometry: Qt.rect(root.x, root.y, root.width, root.height)
+        strength: 1
+        radius: root.windowRadius
     }
 
-    Rectangle {
-        anchors.fill: parent
-        anchors.margins: 1
-        radius: windowRadius - 1
-        visible: windowRadius
-        color: "transparent"
-        border.width: 1
-        border.color: Qt.rgba(255, 255, 255, 1)
-        opacity: FishUI.Theme.darkMode ? 0.3 : 0.1
-        antialiasing: true
-        smooth: true
+    FishUI.WindowBlur {
+        view: mainWindow
+        geometry: Qt.rect(root.x, root.y, root.width, root.height)
+        windowRadius: root.windowRadius
+        enabled: true
     }
 
     FishUI.PopupTips {

src/dockbackground.cpp

@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     rekols <revenmartin@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "dockbackground.h"
+
+#include <QApplication>
+#include <QPainterPath>
+#include <QPainter>
+
+DockBackground::DockBackground()
+    : m_radius(0)
+{
+
+}
+
+QColor DockBackground::color() const
+{
+    return m_color;
+}
+
+void DockBackground::setColor(QColor color)
+{
+    if (m_color != color) {
+        m_color = color;
+        update();
+        emit colorChanged();
+    }
+}
+
+qreal DockBackground::radius() const
+{
+    return m_radius;
+}
+
+void DockBackground::setRadius(qreal radius)
+{
+    if (m_radius != radius) {
+        m_radius = radius;
+        update();
+        emit radiusChanged();
+    }
+}
+
+void DockBackground::paint(QPainter *painter)
+{
+    if (!qApp)
+        return;
+
+    // Enable antialiasing.
+    painter->setRenderHint(QPainter::Antialiasing);
+
+    QRectF rect = boundingRect();
+    QPainterPath path;
+    QPen pen;
+
+    // Draw background.
+    path.addRoundedRect(rect.x(), rect.y(), rect.width(), rect.height(), m_radius, m_radius);
+    painter->setBrush(m_color);
+    painter->setPen(Qt::NoPen);
+    painter->drawPath(path);
+
+    // Draw border line.
+    path.clear();
+    path.addRoundedRect(rect.adjusted(0.5, 0.5, -0.5, -0.5),
+                        m_radius - 0.5,
+                        m_radius - 0.5);
+    painter->setBrush(Qt::NoBrush);
+    pen.setColor(QColor(0, 0, 0, 255));
+    pen.setWidthF(0.5);
+    painter->setPen(pen);
+    painter->setBrush(Qt::NoBrush);
+    painter->drawPath(path);
+
+    path.clear();
+    path.addRoundedRect(rect.adjusted(1, 1, -1, -1),
+                        m_radius - 1,
+                        m_radius - 1);
+    painter->setBrush(Qt::NoBrush);
+    pen.setColor(QColor(255, 255, 255, 255));
+    pen.setWidthF(0.5);
+    painter->setPen(pen);
+    painter->setBrush(Qt::NoBrush);
+    painter->drawPath(path);
+}
+
+void DockBackground::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
+{
+    QQuickItem::geometryChanged(newGeometry, oldGeometry);
+
+    update();
+}

src/dockbackground.h

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     rekols <revenmartin@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef DOCKBACKGROUND_H
+#define DOCKBACKGROUND_H
+
+#include <QQuickPaintedItem>
+
+class DockBackground : public QQuickPaintedItem
+{
+    Q_OBJECT
+    Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
+    Q_PROPERTY(qreal radius READ radius WRITE setRadius NOTIFY radiusChanged)
+
+public:
+    DockBackground();
+
+    QColor color() const;
+    void setColor(QColor color);
+
+    qreal radius() const;
+    void setRadius(qreal radius);
+
+    void paint(QPainter *painter) override;
+    void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry) override;
+
+signals:
+    void colorChanged();
+    void radiusChanged();
+
+private:
+    qreal m_radius;
+
+    QColor m_color;
+};
+
+#endif // DOCKBACKGROUND_H

src/main.cpp

@@ -24,6 +24,7 @@
 #include <QLocale>
 
 #include "applicationmodel.h"
+#include "dockbackground.h"
 #include "mainwindow.h"
 
 int main(int argc, char *argv[])
@@ -32,6 +33,7 @@ int main(int argc, char *argv[])
     QApplication app(argc, argv);
 
     qmlRegisterType<DockSettings>("Cutefish.Dock", 1, 0, "DockSettings");
+    qmlRegisterType<DockBackground>("Cutefish.Dock", 1, 0, "DockBackground");
 
     QString qmFilePath = QString("%1/%2.qm").arg("/usr/share/cutefish-dock/translations/").arg(QLocale::system().name());
     if (QFile::exists(qmFilePath)) {