1 /* |
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2 * Copyright (c) 2008 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: Taskswitcher Fast Swap area UI |
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15 * |
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16 */ |
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17 |
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18 #include <w32std.h> |
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19 #include <eikenv.h> |
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20 #include <layoutmetadata.cdl.h> |
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21 #include <touchfeedback.h> |
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22 #include <akntransitionutils.h> |
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23 #include <akntranseffect.h> |
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24 #include <aknlayoutscalable_apps.cdl.h> |
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25 #include <bitmaptransforms.h> |
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26 |
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27 |
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28 #include "tsfastswapareautils.h" |
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29 #include "tsfastswaparea.h" |
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30 #include "tsappui.h" |
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31 #include "tsfswentry.h" |
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32 |
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33 |
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34 const TInt KLayoutItemCount = 4; |
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35 |
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36 /* ================================================================================ |
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37 * CTsFastSwapTimer |
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38 * ================================================================================ |
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39 */ |
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40 |
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41 // ----------------------------------------------------------------------------- |
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42 // CTsFastSwapTimer::CTsFastSwapTimer |
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43 // ----------------------------------------------------------------------------- |
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44 // |
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45 CTsFastSwapTimer::CTsFastSwapTimer( MTsFastSwapTimerObserver& aObserver ) |
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46 : CTimer( EPriorityStandard ), |
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47 iObserver( &aObserver ) |
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48 { |
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49 } |
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50 |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CTsFastSwapTimer::CTsGridHighlightTimer |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CTsFastSwapTimer::~CTsFastSwapTimer() |
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57 { |
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58 Cancel(); |
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59 } |
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60 |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CTsFastSwapTimer::ConstructL |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 void CTsFastSwapTimer::ConstructL() |
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67 { |
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68 CTimer::ConstructL(); |
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69 CActiveScheduler::Add( this ); |
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70 } |
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71 |
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72 |
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73 // ----------------------------------------------------------------------------- |
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74 // CTsFastSwapTimer::CTsGridHighlightTimer |
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75 // ----------------------------------------------------------------------------- |
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76 // |
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77 void CTsFastSwapTimer::RunL() |
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78 { |
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79 iObserver->TimerCompletedL(this); |
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80 } |
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81 |
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82 |
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83 |
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84 /* ================================================================================ |
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85 * CTsBitmapScaleTask |
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86 * ================================================================================ |
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87 */ |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CTsBitmapScaleTask:: |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 CTsBitmapScaleTask::CTsBitmapScaleTask( CTsFastSwapAreaExtension& aObserver ) |
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94 : CActive(EPriorityStandard), |
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95 iObserver( aObserver ) |
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96 { |
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97 CActiveScheduler::Add( this ); |
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98 } |
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99 |
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100 |
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101 // ----------------------------------------------------------------------------- |
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102 // CTsBitmapScaleTask:: |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 CTsBitmapScaleTask::~CTsBitmapScaleTask() |
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106 { |
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107 Cancel(); |
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108 delete iScaler; |
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109 delete iSourceBmp; |
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110 } |
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111 |
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112 |
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113 // ----------------------------------------------------------------------------- |
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114 // CTsBitmapScaleTask:: |
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115 // ----------------------------------------------------------------------------- |
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116 // |
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117 void CTsBitmapScaleTask::StartLD( CFbsBitmap* aSourceBitmap, |
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118 CFbsBitmap* aTargetBitmap ) |
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119 { |
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120 if ( !iScaler ) |
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121 { |
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122 iSourceBmp = aSourceBitmap; |
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123 iScaler = CBitmapScaler::NewL(); |
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124 iScaler->Scale( &iStatus, *aSourceBitmap, *aTargetBitmap ); |
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125 SetActive(); |
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126 } |
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127 } |
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128 |
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129 |
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130 // ----------------------------------------------------------------------------- |
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131 // CTsBitmapScaleTask:: |
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132 // ----------------------------------------------------------------------------- |
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133 // |
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134 void CTsBitmapScaleTask::RunL() |
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135 { |
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136 iObserver.ScaleFinished( this ); |
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137 delete this; |
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138 } |
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139 |
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140 |
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141 // ----------------------------------------------------------------------------- |
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142 // CTsBitmapScaleTask:: |
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143 // ----------------------------------------------------------------------------- |
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144 // |
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145 void CTsBitmapScaleTask::DoCancel() |
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146 { |
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147 iScaler->Cancel(); |
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148 } |
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149 |
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150 |
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151 /* ================================================================================ |
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152 * CTsFastSwapAreaExtension |
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153 * ================================================================================ |
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154 */ |
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155 |
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156 // ----------------------------------------------------------------------------- |
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157 // CTsFastSwapAreaExtension::NewL |
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158 // ----------------------------------------------------------------------------- |
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159 // |
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160 CTsFastSwapAreaExtension* CTsFastSwapAreaExtension::NewL( CTsFastSwapArea& aFastSwapArea, |
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161 CEikonEnv& aEnv ) |
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162 { |
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163 CTsFastSwapAreaExtension* self = CTsFastSwapAreaExtension::NewLC( |
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164 aFastSwapArea, aEnv ); |
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165 CleanupStack::Pop( self ); |
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166 return self; |
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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 // CTsFastSwapAreaExtension::NewLC |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 CTsFastSwapAreaExtension* CTsFastSwapAreaExtension::NewLC( CTsFastSwapArea& aFastSwapArea, |
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175 CEikonEnv& aEnv ) |
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176 { |
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177 CTsFastSwapAreaExtension* self = new (ELeave) CTsFastSwapAreaExtension( |
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178 aFastSwapArea, aEnv ); |
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179 CleanupStack::PushL( self ); |
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180 self->ConstructL(); |
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181 return self; |
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182 } |
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183 |
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184 |
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185 // ----------------------------------------------------------------------------- |
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186 // CTsFastSwapAreaExtension::~CTsFastSwapAreaExtension |
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187 // ----------------------------------------------------------------------------- |
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188 // |
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189 CTsFastSwapAreaExtension::~CTsFastSwapAreaExtension() |
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190 { |
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191 iScaleTasks.ResetAndDestroy(); |
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192 } |
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193 |
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194 |
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195 // ----------------------------------------------------------------------------- |
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196 // CTsFastSwapAreaExtension::ConstructL |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 void CTsFastSwapAreaExtension::ConstructL() |
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200 { |
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201 } |
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202 |
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203 |
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204 // ----------------------------------------------------------------------------- |
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205 // CTsFastSwapAreaExtension::CTsFastSwapAreaExtension |
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206 // ----------------------------------------------------------------------------- |
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207 // |
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208 CTsFastSwapAreaExtension::CTsFastSwapAreaExtension( CTsFastSwapArea& aFastSwapArea, |
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209 CEikonEnv& aEnv ) |
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210 : iFastSwapArea( aFastSwapArea ), |
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211 iEnv( aEnv ) |
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212 { |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CTsFastSwapAreaExtension::GetCurrentScreenOrientation |
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217 // ----------------------------------------------------------------------------- |
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218 // |
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219 TInt CTsFastSwapAreaExtension::GetCurrentScreenOrientation() |
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220 { |
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221 TPixelsAndRotation availableRect; |
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222 iEnv.ScreenDevice()->GetDefaultScreenSizeAndRotation(availableRect); |
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223 return availableRect.iPixelSize.iWidth > availableRect.iPixelSize.iHeight; |
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224 } |
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225 |
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226 |
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227 // ----------------------------------------------------------------------------- |
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228 // CTsFastSwapAreaExtension::GetVariety |
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229 // ----------------------------------------------------------------------------- |
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230 // |
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231 TBool CTsFastSwapAreaExtension::GetVariety( TInt& aVariety ) |
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232 { |
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233 aVariety = Layout_Meta_Data::IsLandscapeOrientation() ? 1 : 0; |
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234 TBool foreground = static_cast<CTsAppUi*>(iEnv.AppUi())->IsForeground(); |
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235 if ( foreground ) |
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236 { |
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237 TInt screenOrientation = GetCurrentScreenOrientation(); |
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238 if ( aVariety != screenOrientation ) |
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239 { |
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240 aVariety = screenOrientation; |
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241 return ETrue; |
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242 } |
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243 } |
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244 return EFalse; |
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245 } |
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246 |
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247 |
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248 // -------------------------------------------------------------------------- |
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249 // CTsFastSwapAreaExtension::GetFastSwapAreaRects |
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250 // -------------------------------------------------------------------------- |
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251 // |
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252 void CTsFastSwapAreaExtension::GetFastSwapAreaRects( RArray<TAknLayoutRect>& aRects ) |
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253 { |
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254 TAknLayoutRect gridAppPane; |
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255 TAknLayoutRect gridItem; |
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256 TAknLayoutRect gridImage; |
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257 TInt variety; |
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258 TBool disable = GetVariety(variety); |
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259 if ( disable ) |
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260 { |
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261 TRAP_IGNORE(static_cast<CTsAppUi*>(iEnv.AppUi())->RequestPopUpL()); |
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262 } |
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263 variety = Layout_Meta_Data::IsLandscapeOrientation() ? 1 : 0; // double check to avoid layout panic |
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264 gridAppPane.LayoutRect( iFastSwapArea.Rect(), |
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265 AknLayoutScalable_Apps::tport_appsw_pane_g1( variety ) ); |
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266 aRects.Append(gridAppPane); |
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267 |
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268 gridItem.LayoutRect( gridAppPane.Rect(), |
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269 AknLayoutScalable_Apps::cell_tport_appsw_pane( variety, 0, 0 ) ); |
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270 aRects.Append(gridItem); |
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271 |
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272 gridImage.LayoutRect( gridItem.Rect(), |
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273 AknLayoutScalable_Apps::cell_tport_appsw_pane_g1( variety ) ); |
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274 aRects.Append(gridImage); |
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275 |
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276 if ( disable ) |
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277 { |
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278 TRAP_IGNORE(static_cast<CTsAppUi*>(iEnv.AppUi())->DisablePopUpL()); |
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279 } |
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280 } |
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281 |
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282 |
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283 // ----------------------------------------------------------------------------- |
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284 // CTsFastSwapAreaExtension::ItemPosition |
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285 // ----------------------------------------------------------------------------- |
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286 // |
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287 TPoint CTsFastSwapAreaExtension::ItemViewPosition( TInt aItemIdx ) |
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288 { |
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289 TPoint retVal = iFastSwapArea.Rect().iTl; |
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290 TInt maxItemsOnScreen = iFastSwapArea.GetGridItemData( CTsFastSwapArea::EMaxItemsOnScreen ); |
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291 TInt gridItemWidth = iFastSwapArea.GetGridItemData( CTsFastSwapArea::EGridItemWidth ); |
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292 TInt gridItemGap = iFastSwapArea.GetGridItemData( CTsFastSwapArea::EGridItemGap ); |
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293 |
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294 if ( aItemIdx < 0 ) |
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295 { |
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296 // No items |
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297 retVal.iX = 0; |
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298 } |
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299 else if ( aItemIdx == 0 ) |
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300 { |
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301 // First item |
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302 if( AknLayoutUtils::LayoutMirrored() ) |
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303 { |
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304 if ( iFastSwapArea.GridItemCount() > maxItemsOnScreen ) |
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305 { |
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306 retVal.iX = iFastSwapArea.GridWorldSize().iWidth - iFastSwapArea.Rect().Width(); |
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307 } |
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308 else |
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309 { |
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310 retVal.iX = 0; |
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311 } |
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312 } |
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313 else // normal layout |
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314 { |
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315 retVal.iX = 0; |
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316 } |
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317 } |
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318 else if ( aItemIdx == iFastSwapArea.GridItemCount() - 1 ) |
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319 { |
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320 // Last item selected |
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321 if( AknLayoutUtils::LayoutMirrored() ) |
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322 { |
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323 retVal.iX = 0; |
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324 } |
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325 else // normal layout |
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326 { |
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327 if ( iFastSwapArea.GridItemCount() > maxItemsOnScreen ) |
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328 { |
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329 retVal.iX = iFastSwapArea.GridWorldSize().iWidth - iFastSwapArea.Rect().Width(); |
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330 } |
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331 else |
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332 { |
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333 retVal.iX = 0; |
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334 } |
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335 } |
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336 } |
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337 else |
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338 { |
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339 // Middle item |
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340 TInt screenMiddleItemOffset = ( iFastSwapArea.Rect().Width() - gridItemWidth ) / 2; |
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341 if( AknLayoutUtils::LayoutMirrored() ) |
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342 { |
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343 retVal.iX = gridItemWidth * ( iFastSwapArea.GridItemCount() - 1 - aItemIdx ) - screenMiddleItemOffset; |
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344 retVal.iX += ( iFastSwapArea.GridItemCount() - 1 - aItemIdx ) * gridItemGap; |
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345 } |
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346 else // normal layout |
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347 { |
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348 retVal.iX = gridItemWidth * aItemIdx - screenMiddleItemOffset; |
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349 retVal.iX += gridItemGap * aItemIdx; |
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350 } |
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351 if ( retVal.iX < 0 ) |
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352 { |
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353 retVal.iX = 0; |
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354 } |
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355 // aligin to grid end edge in case |
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356 // (item's position + draw area) extends over grid area and |
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357 // (all items cover more than grid area or penultimate item) |
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358 else if ( retVal.iX + iFastSwapArea.Rect().Width() > iFastSwapArea.GridWorldSize().iWidth && |
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359 (iFastSwapArea.GridWorldSize().iWidth > gridItemWidth * iFastSwapArea.GridItemCount() || |
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360 (aItemIdx > 1 && aItemIdx == iFastSwapArea.GridItemCount() - 2 )) ) |
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361 { |
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362 retVal.iX = iFastSwapArea.GridWorldSize().iWidth - iFastSwapArea.Rect().Width(); |
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363 } |
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364 } |
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365 |
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366 // Return middle of the view rectangle |
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367 retVal.iX += iFastSwapArea.Rect().Width() / 2; |
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368 |
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369 return retVal; |
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370 } |
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371 |
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372 |
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373 // ----------------------------------------------------------------------------- |
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374 // CTsFastSwapAreaExtension::ViewToVisibleItem |
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375 // ----------------------------------------------------------------------------- |
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376 // |
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377 TInt CTsFastSwapAreaExtension::ViewToVisibleItem( const TPoint aViewPos ) |
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378 { |
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379 TInt retVal(0); |
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380 TPoint absViewPos = aViewPos; |
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381 absViewPos.iX -= iFastSwapArea.Rect().Width() / 2; |
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382 if ( absViewPos.iX < 0 ) |
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383 { |
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384 if ( AknLayoutUtils::LayoutMirrored() ) |
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385 { |
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386 // View crossed left border of grid world rect, last item selected |
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387 retVal = iFastSwapArea.GridItemCount() - 1; |
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388 } |
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389 else // normal layout |
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390 { |
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391 // View crossed left border of grid world rect, first item selected |
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392 retVal = 0; |
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393 } |
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394 } |
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395 else if ( absViewPos.iX + iFastSwapArea.Rect().Width() > iFastSwapArea.GridWorldSize().iWidth ) |
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396 { |
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397 if ( AknLayoutUtils::LayoutMirrored() ) |
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398 { |
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399 // View crossed right border of grid world rect, first item selected |
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400 retVal = 0; |
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401 } |
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402 else // normal layout |
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403 { |
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404 // View crossed right border of grid world rect, last item selected |
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405 retVal = iFastSwapArea.GridItemCount() - 1; |
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406 } |
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407 } |
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408 else |
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409 { |
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410 TInt retItemPosX(0); |
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411 TInt offsetCheck = iFastSwapArea.GridWorldSize().iWidth; |
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412 // View inside of grid world rect |
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413 for ( TInt i = 0 ; i < iFastSwapArea.GridItemCount(); i++ ) |
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414 { |
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415 TInt itemPosX = ItemViewPosition( i ).iX; |
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416 TInt offset = aViewPos.iX - itemPosX; |
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417 if ( Abs( offset ) <= offsetCheck ) |
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418 { |
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419 offsetCheck = Abs( offset ); |
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420 retVal = i; |
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421 retItemPosX = itemPosX; |
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422 } |
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423 else |
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424 { |
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425 break; |
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426 } |
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427 } |
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428 // Check if item is fully visible. If not |
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429 // return next one if possible |
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430 TInt gridItemWidth = iFastSwapArea.GetGridItemData( CTsFastSwapArea::EGridItemWidth ); |
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431 if ( retItemPosX - gridItemWidth / 2 < absViewPos.iX && |
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432 retVal + 1 < iFastSwapArea.GridItemCount() ) |
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433 { |
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434 retVal++; |
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435 } |
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436 } |
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437 |
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438 return retVal; |
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439 } |
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440 |
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441 |
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442 // ----------------------------------------------------------------------------- |
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443 // CTsFastSwapAreaExtension::LaunchPopupFeedback |
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444 // ----------------------------------------------------------------------------- |
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445 // |
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446 void CTsFastSwapAreaExtension::LaunchPopupFeedback() |
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447 { |
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448 if ( AknLayoutUtils::PenEnabled() ) |
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449 { |
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450 MTouchFeedback* feedback = MTouchFeedback::Instance(); |
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451 if ( feedback ) |
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452 { |
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453 TTouchLogicalFeedback fbLogicalType = ETouchFeedbackPopUp; |
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454 if ( CAknTransitionUtils::TransitionsEnabled( |
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455 AknTransEffect::EComponentTransitionsOff ) ) |
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456 { |
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457 fbLogicalType = ETouchFeedbackIncreasingPopUp; |
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458 } |
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459 feedback->InstantFeedback( &iFastSwapArea, |
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460 fbLogicalType, |
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461 ETouchFeedbackVibra, |
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462 TPointerEvent() ); |
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463 } |
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464 } |
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465 } |
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466 |
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467 |
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468 // ----------------------------------------------------------------------------- |
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469 // CTsFastSwapAreaExtension::PreferredImageSize |
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470 // ----------------------------------------------------------------------------- |
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471 // |
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472 TSize CTsFastSwapAreaExtension::PreferredImageSize() |
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473 { |
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474 TAknLayoutRect gridImage; |
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475 TRAP_IGNORE( |
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476 RArray<TAknLayoutRect> rects; |
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477 CleanupClosePushL(rects); |
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478 rects.ReserveL(KLayoutItemCount); |
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479 GetFastSwapAreaRects(rects); |
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480 gridImage = rects[2]; |
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481 CleanupStack::PopAndDestroy(&rects); |
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482 ); |
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483 return gridImage.Rect().Size(); |
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484 } |
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485 |
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486 // -------------------------------------------------------------------------- |
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487 // CTsFastSwapAreaExtension::CalculateSizePreserveRatio |
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488 // -------------------------------------------------------------------------- |
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489 // |
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490 TSize CTsFastSwapAreaExtension::CalculateSizePreserveRatio( |
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491 const TSize& aTargetAreaSize, |
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492 const TSize& aSourceSize ) |
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493 { |
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494 const TReal |
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495 resizedAspectRatio(aTargetAreaSize.iWidth/(TReal)aTargetAreaSize.iHeight); |
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496 const TReal |
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497 orginalAspectRatio(aSourceSize.iWidth/(TReal)aSourceSize.iHeight); |
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498 //this condition avoid empty margins ( bigger output ). to realy fit area change it |
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499 const TReal scaleFactor = |
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500 ( orginalAspectRatio > resizedAspectRatio ) ? |
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501 (aTargetAreaSize.iHeight /(TReal)aSourceSize.iHeight) ://scale by height |
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502 (aTargetAreaSize.iWidth /(TReal)aSourceSize.iWidth) ;//scale by width |
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503 return TSize(aSourceSize.iWidth * scaleFactor, aSourceSize.iHeight * scaleFactor); |
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504 } |
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505 |
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506 |
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507 // -------------------------------------------------------------------------- |
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508 // CTsFastSwapAreaExtension::CopyBitmapL |
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509 // Copy and scale. |
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510 // -------------------------------------------------------------------------- |
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511 // |
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512 CFbsBitmap* CTsFastSwapAreaExtension::CopyBitmapL( TInt aFbsHandle, TSize aSize, TBool aIsScreenshot ) |
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513 { |
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514 CFbsBitmap* ret = new (ELeave) CFbsBitmap(); |
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515 CleanupStack::PushL( ret ); |
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516 |
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517 CFbsBitmap* bmp = DuplicateBitmapLC( aFbsHandle ); |
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518 |
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519 // First scale using normal method, to show "draft" screenshots. |
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520 // Do not always use aSize, preserving the aspect ratio is quite |
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521 // important when showing app icons instead of screenshots |
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522 TSize sz = CalculateSizePreserveRatio( aSize, bmp->SizeInPixels() ); |
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523 User::LeaveIfError( ret->Create( sz, bmp->DisplayMode() ) ); |
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524 AknIconUtils::ScaleBitmapL( sz, ret, bmp ); |
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525 |
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526 // Second, if it is screenshot, perform quality improvement scaling |
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527 if ( aIsScreenshot ) |
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528 { |
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529 ScaleBitmapL( bmp, ret ); |
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530 CleanupStack::Pop( bmp ); |
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531 } |
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532 else |
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533 { |
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534 CleanupStack::PopAndDestroy( bmp ); |
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535 } |
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536 |
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537 CleanupStack::Pop( ret ); |
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538 return ret; |
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539 } |
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540 |
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541 // -------------------------------------------------------------------------- |
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542 // CTsFastSwapAreaExtension::DuplicateBitmapL |
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543 // -------------------------------------------------------------------------- |
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544 // |
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545 CFbsBitmap* CTsFastSwapAreaExtension::DuplicateBitmapLC( TInt aFbsHandle ) |
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546 { |
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547 CFbsBitmap* bmp = new (ELeave) CFbsBitmap(); |
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548 CleanupStack::PushL( bmp ); |
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549 User::LeaveIfError( bmp->Duplicate( aFbsHandle ) ); |
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550 return bmp; |
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551 } |
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552 |
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553 // -------------------------------------------------------------------------- |
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554 // CTsFastSwapAreaExtension::ScaleBitmapL |
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555 // -------------------------------------------------------------------------- |
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556 // |
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557 void CTsFastSwapAreaExtension::ScaleBitmapL( CFbsBitmap* aSourceBitmap, |
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558 CFbsBitmap* aTargetBitmap ) |
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559 { |
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560 CTsBitmapScaleTask* rotaTask = new (ELeave) CTsBitmapScaleTask( *this ); |
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561 CleanupStack::PushL( rotaTask ); |
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562 iScaleTasks.AppendL( rotaTask ); |
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563 rotaTask->StartLD( aSourceBitmap, aTargetBitmap ); |
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564 // ownership of bmp transferred |
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565 CleanupStack::Pop( rotaTask ); |
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566 } |
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567 |
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568 // -------------------------------------------------------------------------- |
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569 // CTsFastSwapAreaExtension::CancelScaleTasks |
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570 // -------------------------------------------------------------------------- |
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571 // |
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572 void CTsFastSwapAreaExtension::CancelScaleTasks() |
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573 { |
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574 iScaleTasks.ResetAndDestroy(); |
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575 } |
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576 |
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577 |
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578 // -------------------------------------------------------------------------- |
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579 // CTsFastSwapAreaExtension::ScaleFinished |
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580 // -------------------------------------------------------------------------- |
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581 // |
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582 void CTsFastSwapAreaExtension::ScaleFinished( CTsBitmapScaleTask* iFinishedTask ) |
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583 { |
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584 TInt task = iScaleTasks.Find( iFinishedTask ); |
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585 if ( task != KErrNotFound ) |
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586 { |
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587 iScaleTasks.Remove( task ); |
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588 } |
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589 iFastSwapArea.DrawDeferred(); |
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590 } |
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591 |
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592 // End of file |
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