add book

Qt6QMLBeginnersCode/12-TransformsTransitionsAnimations/6-SmoothedAnimation/CMakeLists.txt

@@ -0,0 +1,41 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(6-SmoothedAnimation VERSION 0.1 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+find_package(Qt6 6.4 REQUIRED COMPONENTS Quick)
+
+qt_standard_project_setup()
+
+qt_add_executable(app6-SmoothedAnimation
+    main.cpp
+)
+
+qt_add_qml_module(app6-SmoothedAnimation
+    URI 6-SmoothedAnimation
+    VERSION 1.0
+    QML_FILES Main.qml
+)
+
+# Qt for iOS sets MACOSX_BUNDLE_GUI_IDENTIFIER automatically since Qt 6.1.
+# If you are developing for iOS or macOS you should consider setting an
+# explicit, fixed bundle identifier manually though.
+set_target_properties(app6-SmoothedAnimation PROPERTIES
+#    MACOSX_BUNDLE_GUI_IDENTIFIER com.example.app6-SmoothedAnimation
+    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
+    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
+    MACOSX_BUNDLE TRUE
+    WIN32_EXECUTABLE TRUE
+)
+
+target_link_libraries(app6-SmoothedAnimation
+    PRIVATE Qt6::Quick
+)
+
+include(GNUInstallDirs)
+install(TARGETS app6-SmoothedAnimation
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)

Qt6QMLBeginnersCode/12-TransformsTransitionsAnimations/6-SmoothedAnimation/Main.qml

@@ -0,0 +1,71 @@
+import QtQuick
+
+Window {
+    width: 640
+    height: 480
+    visible: true
+    title: qsTr("SmoothedAnimation")
+
+    /*
+    Rectangle{
+        id: containerRectId
+        anchors.fill: parent
+        color: "beige"
+
+        Rectangle{
+            id: containedRectId
+            width: 100
+            height: 100
+            x: 50
+            y: 50
+            color: "dodgerblue"
+
+
+            SmoothedAnimation{
+                id: smoothedAnimationId
+                target: containedRectId
+                property: "x"
+                duration: 2000
+            }
+        }
+    }
+
+    MouseArea{
+        anchors.fill: parent
+        onClicked: function(mouse){
+            smoothedAnimationId.from = containedRectId.x
+            smoothedAnimationId.to = mouse.x
+            smoothedAnimationId.start()
+        }
+    }
+    */
+
+    Rectangle{
+        anchors.fill: parent
+        color: "lightgray"
+
+        Rectangle {
+            //The rectangle doing the tracking
+            width: 60; height: 60
+            x: rect1.x - 5; y: rect1.y - 5
+            color: "green"
+
+            Behavior on x { SmoothedAnimation { velocity: 200 } }
+            Behavior on y { SmoothedAnimation { velocity: 200 } }
+        }
+
+        Rectangle {
+            //The rectangle being tracked.
+            id: rect1
+            width: 50; height: 50
+            color: "red"
+        }
+
+        focus: true
+        Keys.onRightPressed: rect1.x = rect1.x + 100
+        Keys.onLeftPressed: rect1.x = rect1.x - 100
+        Keys.onUpPressed: rect1.y = rect1.y - 100
+        Keys.onDownPressed: rect1.y = rect1.y + 100
+    }
+
+}

Qt6QMLBeginnersCode/12-TransformsTransitionsAnimations/6-SmoothedAnimation/main.cpp

@@ -0,0 +1,19 @@
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+
+int main(int argc, char *argv[])
+{
+    QGuiApplication app(argc, argv);
+
+    QQmlApplicationEngine engine;
+    const QUrl url(u"qrc:/6-SmoothedAnimation/Main.qml"_qs);
+    QObject::connect(
+        &engine,
+        &QQmlApplicationEngine::objectCreationFailed,
+        &app,
+        []() { QCoreApplication::exit(-1); },
+        Qt::QueuedConnection);
+    engine.load(url);
+
+    return app.exec();
+}