Qt 5.11 | Qt Quick | Qt Quick Examples - Touch Interaction | bearwhack.qml Example File

Qt 5.11.3 Reference Documentation

# bearwhack.qml Example File

touchinteraction/multipointtouch/bearwhack.qml

      /****************************************************************************
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      ** This file is part of the examples of the Qt Toolkit.
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      ** Alternatively, you may use this file under the terms of the BSD license
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      import QtQuick 2.0
      import QtQuick.Particles 2.0
      import "content"

      Item {
          id: root
          height: 480
          width: 320
          Item {
              id: startScreen
              anchors.fill: parent
              z: 1000
              Image {
                  source: "content/title.png"
                  anchors.centerIn: parent
              }
              MouseArea{
                  anchors.fill: parent
                  onClicked: {//Game Start
                      parent.visible = false;
                  }
              }
          }
          Rectangle {
              id: bg
              anchors.fill: parent
              gradient: Gradient {
                  GradientStop { position: 0.0; color: "DarkBlue" }
                  GradientStop { position: 0.8; color: "SkyBlue" }
                  GradientStop { position: 0.81; color: "ForestGreen" }
                  GradientStop { position: 1.0; color: "DarkGreen" }
              }
          }

          BearWhackParticleSystem {
              id: particleSystem
              anchors.fill: parent
              running: !startScreen.visible
          }

          property int score: 0

          Text {
              anchors.right: parent.right
              anchors.margins: 4
              anchors.top: parent.top
              color: "white"
              function padded(num) {
                  var ret = num.toString();
                  while (ret.length < 6)
                      ret = "0" + ret;
                  return ret;
              }
              text: "Score: " + padded(score)
          }
          MultiPointTouchArea {
              anchors.fill: parent
              touchPoints: [//Support up to 4 touches at once?
                  AugmentedTouchPoint{ system: particleSystem },
                  AugmentedTouchPoint{ system: particleSystem },
                  AugmentedTouchPoint{ system: particleSystem },
                  AugmentedTouchPoint{ system: particleSystem }
              ]
          }
          MouseArea{
              anchors.fill: parent
              id: ma
              onPressedChanged: {
                  if (pressed) {
                      timer.restart();
                      sgoal.enabled = true;
                      particleSystem.explode(mouseX,mouseY);
                  }
              }
              Timer {
                  id: timer
                  interval: 100
                  running: false
                  repeat: false
                  onTriggered: sgoal.enabled = false
              }
              SpriteGoal {
                  id: sgoal
                  x: ma.mouseX - 16
                  y: ma.mouseY - 16
                  width: 32
                  height: 32
                  system: particleSystem
                  parent: particleSystem
                  goalState: "falling"
                  enabled: false
              }
          }
      }