Qt 5.9 | Qt Quick | Qt Quick Examples - Animation | pathanimation.qml Example File

Qt 5.9.9 Reference Documentation

# pathanimation.qml Example File

animation/pathanimation/pathanimation.qml

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      import QtQuick 2.0

      Rectangle {
          id: window
          width: 320
          height: 480

          Canvas {
              id: canvas
              anchors.fill: parent
              antialiasing: true

              onPaint: {
                  var context = canvas.getContext("2d")
                  context.clearRect(0, 0, width, height)
                  context.strokeStyle = "black"
                  context.path = pathAnim.path
                  context.stroke()
              }
          }

          SequentialAnimation {
              running: true
              loops: -1

              PauseAnimation { duration: 1000 }
              PathAnimation {
                  id: pathAnim

                  duration: 2000
                  easing.type: Easing.InQuad

                  target: box
                  orientation: PathAnimation.RightFirst
                  anchorPoint: Qt.point(box.width/2, box.height/2)
                  path: Path {
                      startX: 50; startY: 50

                      PathCubic {
                          x: window.width - 50
                          y: window.height - 50

                          control1X: x; control1Y: 50
                          control2X: 50; control2Y: y
                      }

                      onChanged: canvas.requestPaint()
                  }
              }
          }

          Rectangle {
              id: box

              x: 25; y: 25
              width: 50; height: 50
              border.width: 1
              antialiasing: true

              Text {
                  anchors.centerIn: parent
                  text: "Box"
              }
          }
      }