1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 // analogclock.cpp |
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19 |
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20 #include <QTime> |
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21 #include <QTimer> |
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22 #include <QPainter> |
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23 #include <QStyleOptionGraphicsItem> |
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24 #include <QGraphicsWidget> |
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25 #include <hbiconitem.h> |
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26 #include <hbstackedlayout.h> |
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27 |
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28 #include "analogclock.h" |
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29 |
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30 const QString KPrefix(":/clock/"); |
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31 const QString KUnderScore("_"); |
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32 const QString KFaceDay(":/clock/analog_face_day"); |
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33 const QString KHourDay(":/clock/hour_hand_day"); |
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34 const QString KMinDay(":/clock/minute_hand_day"); |
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35 const QString KFaceNight("analog_face_night"); |
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36 const QString KHourNight("hour_hand_night"); |
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37 const QString KMinNight("minute_hand_night"); |
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38 |
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39 AnalogClock::AnalogClock(QGraphicsWidget *parent) |
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40 :HbWidget(parent), |
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41 mIsDay(true), |
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42 mFirstDraw(true), |
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43 mCurrentClock(0) |
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44 { |
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45 // Add the required effects. |
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46 HbEffect::add(this, |
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47 QString(":/clock/hide_widget.fxml"), |
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48 "hide_widget"); |
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49 |
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50 // Construct the images here. |
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51 constructImages(); |
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52 |
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53 // A single shot timer after which the hands are updated to show the |
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54 // correct time. |
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55 // TODO: QTimer::singleShot(500, this, SLOT(updateDisplay())); |
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56 } |
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57 |
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58 AnalogClock::~AnalogClock() |
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59 { |
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60 // No implementation yet. |
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61 } |
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62 |
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63 void AnalogClock::showPrev() |
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64 { |
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65 mCurrentClock--; |
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66 if (mCurrentClock < 0) { |
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67 mCurrentClock = 3; |
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68 } |
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69 // Start the effect. |
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70 HbEffect::start(this, "hide_widget", this, "widget_hidden"); |
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71 } |
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72 |
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73 void AnalogClock::showNext() |
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74 { |
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75 mCurrentClock++; |
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76 mCurrentClock = mCurrentClock % 4; |
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77 |
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78 // Start the effect. |
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79 HbEffect::start(this, "hide_widget", this, "widget_hidden"); |
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80 } |
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81 |
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82 void AnalogClock::updateDisplay() |
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83 { |
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84 // Take the current time. |
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85 bool changeClock = false; |
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86 QTime timeNow = QTime::currentTime(); |
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87 int hourNow = timeNow.hour(); |
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88 |
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89 if (17 < hourNow || 6 > hourNow) { |
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90 if (mIsDay) { |
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91 // It was previously day. We need to change the clock |
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92 changeClock = true; |
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93 } |
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94 mIsDay = false; |
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95 } else { |
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96 if (!mIsDay) { |
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97 // It was previously night. We need to change the clock |
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98 changeClock = true; |
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99 } |
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100 mIsDay = true; |
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101 } |
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102 |
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103 if (changeClock) { |
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104 if (mIsDay) { |
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105 mClockFace->setIconName(mFaceName); |
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106 mHourHand->setIconName(mHourName); |
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107 mMinuteHand->setIconName(mMinuteName); |
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108 } else { |
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109 mClockFace->setIconName(mFaceName); |
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110 mHourHand->setIconName(mHourName); |
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111 mMinuteHand->setIconName(mMinuteName); |
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112 } |
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113 } |
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114 |
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115 // Calculate the rotation angle for hour hand. |
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116 qreal hourAngle = 30.0*((timeNow.hour()+timeNow.minute()/60.0)); |
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117 hourAngle += 270; |
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118 |
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119 // Rotate the hour hand. |
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120 mHourHand->setTransform( |
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121 QTransform().translate(mHourHand->iconItemSize().width()/2, |
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122 mHourHand->iconItemSize().height()/2).rotate(hourAngle) |
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123 .translate(-mHourHand->iconItemSize().width()/2, |
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124 -mHourHand->iconItemSize().height()/2)); |
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125 |
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126 // Rotate the minute hand. |
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127 mMinuteHand->setTransform( |
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128 QTransform().translate(mMinuteHand->iconItemSize().width()/2, |
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129 mMinuteHand->iconItemSize().height()/2) |
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130 .rotate(6.0*(timeNow.minute()+timeNow.second()/60.0)) |
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131 .translate(-mMinuteHand->iconItemSize().width()/2, |
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132 -mMinuteHand->iconItemSize().height()/2)); |
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133 } |
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134 |
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135 void AnalogClock::paint(QPainter *painter, |
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136 const QStyleOptionGraphicsItem *option, |
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137 QWidget *widget) |
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138 { |
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139 Q_UNUSED(painter) |
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140 Q_UNUSED(option) |
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141 Q_UNUSED(widget) |
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142 |
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143 if (mFirstDraw) { |
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144 mFirstDraw = false; |
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145 |
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146 QTime timeNow = QTime::currentTime(); |
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147 int hourNow = timeNow.hour(); |
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148 |
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149 // Calculate the rotation angle for hour hand. |
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150 qreal hourAngle = 30.0 * ((timeNow.hour() + timeNow.minute() / 60.0)); |
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151 hourAngle += 270; |
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152 |
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153 // Rotate the hour hand. |
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154 mHourHand->setTransform( |
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155 QTransform().translate(mHourHand->iconItemSize().width()/2, |
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156 mHourHand->iconItemSize().height()/2).rotate(hourAngle) |
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157 .translate(-mHourHand->iconItemSize().width()/2, |
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158 -mHourHand->iconItemSize().height()/2)); |
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159 |
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160 // Rotate the minute hand. |
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161 mMinuteHand->setTransform( |
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162 QTransform().translate(mMinuteHand->iconItemSize().width()/2, |
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163 mMinuteHand->iconItemSize().height()/2) |
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164 .rotate(6.0*(timeNow.minute()+timeNow.second()/60.0)) |
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165 .translate(-mMinuteHand->iconItemSize().width()/2, |
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166 -mMinuteHand->iconItemSize().height()/2)); |
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167 |
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168 } |
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169 } |
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170 |
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171 void AnalogClock::constructImages() |
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172 { |
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173 mFaceName.append(KFaceDay); |
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174 mHourName.append(KHourDay); |
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175 mMinuteName.append(KMinDay); |
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176 |
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177 mParentLayout = new HbStackedLayout(this); |
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178 |
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179 mClockFace = new HbIconItem(mFaceName, this); |
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180 mHourHand = new HbIconItem(mHourName, this); |
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181 mMinuteHand = new HbIconItem(mMinuteName, this); |
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182 |
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183 mParentLayout->addItem(mClockFace); |
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184 mParentLayout->addItem(mHourHand); |
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185 mParentLayout->addItem(mMinuteHand); |
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186 |
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187 setLayout(mParentLayout); |
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188 } |
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189 |
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190 void AnalogClock::widget_hidden(const HbEffect::EffectStatus &status) |
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191 { |
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192 Q_UNUSED(status) |
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193 |
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194 QString clockNum; |
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195 clockNum = clockNum.setNum(mCurrentClock); |
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196 |
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197 mFaceName.clear(); |
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198 mHourName.clear(); |
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199 mMinuteName.clear(); |
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200 |
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201 if (mIsDay) { |
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202 mFaceName.append(KPrefix); |
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203 mFaceName.append(clockNum); |
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204 mFaceName.append(KUnderScore); |
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205 mFaceName.append(KFaceDay); |
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206 |
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207 mHourName.append(KPrefix); |
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208 mHourName.append(clockNum); |
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209 mHourName.append(KUnderScore); |
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210 mHourName.append(KHourDay); |
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211 |
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212 mMinuteName.append(KPrefix); |
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213 mMinuteName.append(clockNum); |
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214 mMinuteName.append(KUnderScore); |
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215 mMinuteName.append(KMinDay); |
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216 } else { |
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217 mFaceName.append(KPrefix); |
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218 mFaceName.append(clockNum); |
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219 mFaceName.append(KUnderScore); |
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220 mFaceName.append(KFaceNight); |
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221 |
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222 mHourName.append(KPrefix); |
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223 mHourName.append(clockNum); |
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224 mHourName.append(KUnderScore); |
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225 mHourName.append(KHourNight); |
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226 |
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227 mMinuteName.append(KPrefix); |
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228 mMinuteName.append(clockNum); |
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229 mMinuteName.append(KUnderScore); |
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230 mMinuteName.append(KMinNight); |
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231 } |
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232 |
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233 mClockFace->setIconName(mFaceName); |
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234 mHourHand->setIconName(mHourName); |
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235 mMinuteHand->setIconName(mMinuteName); |
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236 |
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237 HbEffect::add(this, QString(":/clock/show_widget.fxml"), "show_widget"); |
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238 HbEffect::start(this, "show_widget"); |
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239 } |
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240 |
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241 // End of file |
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