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1 import Qt 4.6 |
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2 |
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3 Rectangle { |
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4 color: "white" |
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5 |
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6 Rectangle { |
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7 x: 20 |
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8 y: 10 |
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9 width: 60 |
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10 height: 10 |
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11 color: "black" |
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12 } |
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13 |
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14 Rectangle { |
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15 x: 10 |
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16 y: 20 |
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17 width: 80 |
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18 height: 200 |
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19 color: "black" |
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20 } |
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21 |
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22 Rectangle { |
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23 //! [1] |
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24 id: visualCharge |
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25 x: 12 |
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26 y: 22 + 196 - height |
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27 width: 76 |
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28 height: 196 * batteryCharge.value / 100 |
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29 clip: true |
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30 color: "green" |
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31 //! [1] |
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32 |
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33 Particles { |
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34 id: Bubbles |
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35 width: parent.width |
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36 anchors.bottom: parent.bottom |
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37 source: "bubble.png" |
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38 count: 0 |
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39 velocity: 30 |
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40 velocityDeviation: 10 |
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41 angle: -90 |
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42 //lifeSpan: parent.height * 1000 / (velocity + velocityDeviation / 2) |
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43 lifeSpan: parent.height * 1000 / (30 + 10 / 2) |
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44 } |
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45 |
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46 states: [ |
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47 //! [3] |
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48 State { |
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49 name: "charging" |
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50 when: batteryCharging.value |
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51 PropertyChanges { |
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52 target: Bubbles |
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53 count: batteryCharge.value / 5 |
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54 emissionRate: 5 |
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55 } |
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56 }, |
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57 //! [3] |
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58 //! [2] |
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59 State { |
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60 name: "low" |
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61 when: batteryCharge.value < 25 && !batteryCharging.value |
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62 PropertyChanges { |
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63 target: visualCharge |
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64 color: "red" |
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65 } |
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66 } |
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67 //! [2] |
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68 ] |
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69 |
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70 transitions: [ |
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71 Transition { |
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72 from: "*" |
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73 to: "low" |
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74 reversible: true |
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75 ColorAnimation { |
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76 duration: 200 |
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77 } |
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78 } |
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79 ] |
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80 } |
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81 |
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82 //! [0] |
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83 ValueSpaceSubscriber { |
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84 id: batteryCharge |
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85 path: "/power/battery/charge" |
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86 } |
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87 ValueSpaceSubscriber { |
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88 id: batteryCharging |
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89 path: "/power/battery/charging" |
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90 } |
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91 //! [0] |
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92 } |