1 /* |
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2 * Copyright (c) 2003 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: CScreensaverIndicatorArray implementation. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include <barsread.h> |
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21 #include <screensaver.rsg> |
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22 #include <AknUtils.h> |
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23 |
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24 #include "screensaverindicatorarray.h" |
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25 #include "screensaverindicatornumberandicon.h" |
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26 #include "screensaverindicatortext.h" |
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27 #include "screensaverindicatoricon.h" |
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28 #include "screensaverutility.h" |
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29 |
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30 const TInt KInvertedColors = 1; |
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31 |
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32 |
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33 // ----------------------------------------------------------------------------- |
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34 // CScreensaverIndicatorArray::NewL |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 CScreensaverIndicatorArray* CScreensaverIndicatorArray::NewL( TBool aColorInversionUsed ) |
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38 { |
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39 CScreensaverIndicatorArray* array = new(ELeave) CScreensaverIndicatorArray(); |
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40 CleanupStack::PushL(array); |
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41 array->ConstructL( aColorInversionUsed ); |
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42 CleanupStack::Pop(); // array |
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43 |
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44 return array; |
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45 } |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CScreensaverIndicatorArray::~CScreensaverIndicatorArray |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 CScreensaverIndicatorArray::~CScreensaverIndicatorArray() |
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52 { |
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53 if (iIndicators) |
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54 { |
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55 iIndicators->ResetAndDestroy(); |
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56 } |
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57 delete iIndicators; |
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58 delete iDependencyRecord; |
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59 } |
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60 |
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61 // ----------------------------------------------------------------------------- |
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62 // CScreensaverIndicatorArray::NewIndicatorLC |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 CScreensaverIndicator *CScreensaverIndicatorArray::NewIndicatorLC( |
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66 TScreensaverIndicatorType aId) |
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67 { |
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68 CScreensaverIndicator *result= NULL; |
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69 |
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70 switch (aId) |
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71 { |
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72 case ESsIconIndicator: |
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73 result = new( ELeave ) CScreensaverIndicatorIcon(); |
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74 break; |
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75 case ESsTextIndicator: |
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76 result = new( ELeave ) CScreensaverIndicatorText(); |
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77 break; |
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78 case ESsNumberAndIconIndicator: |
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79 result = new( ELeave ) CScreensaverIndicatorNumberAndIcon(); |
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80 break; |
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81 default: |
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82 User::Leave(KErrCorrupt); |
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83 } |
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84 |
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85 CleanupStack::PushL( result ); |
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86 result->SetType(aId); |
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87 |
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88 return result; |
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89 } |
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90 |
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91 // ----------------------------------------------------------------------------- |
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92 // CScreensaverIndicatorArray::ConstructL |
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93 // ----------------------------------------------------------------------------- |
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94 // |
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95 void CScreensaverIndicatorArray::ConstructL( TBool aColorInversionUsed ) |
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96 { |
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97 if (aColorInversionUsed == KInvertedColors) |
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98 { |
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99 iBgColor = TRgb(KRgbBlack).Value(); |
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100 iTextColor = TRgb(KRgbWhite).Value(); |
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101 } |
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102 else //aColorInversionUsed == KNormalColors |
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103 { |
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104 iBgColor = TRgb(KRgbWhite).Value(); |
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105 iTextColor = TRgb(KRgbBlack).Value(); |
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106 } |
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107 |
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108 ConstructFromResourceL(); |
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109 |
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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 // CScreensaverIndicatorArray::ConstructFromResourceL |
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115 // ----------------------------------------------------------------------------- |
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116 // |
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117 void CScreensaverIndicatorArray::ConstructFromResourceL() |
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118 { |
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119 ConstructParamFromResourceL(); |
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120 |
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121 ConstructIndArrayL(); |
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122 } |
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123 |
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124 // ----------------------------------------------------------------------------- |
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125 // CScreensaverIndicatorArray::ConstructParamFromResourceL |
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126 // ----------------------------------------------------------------------------- |
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127 // |
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128 void CScreensaverIndicatorArray::ConstructParamFromResourceL() |
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129 { |
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130 TResourceReader reader; |
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131 |
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132 CEikonEnv::Static()->CreateResourceReaderLC( reader, R_SCREENSAVER_PARAMETERS ); |
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133 iMargin = reader.ReadInt16(); |
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134 iGap = reader.ReadInt16(); |
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135 iTopMargin = reader.ReadInt16(); |
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136 iTextLevel = reader.ReadInt16(); |
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137 iHeight = reader.ReadInt16(); |
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138 CleanupStack::PopAndDestroy(); // reader |
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139 } |
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140 |
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141 // ----------------------------------------------------------------------------- |
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142 // CScreensaverIndicatorArray::ConstructIndArrayL |
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143 // ----------------------------------------------------------------------------- |
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144 // |
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145 void CScreensaverIndicatorArray::ConstructIndArrayL() |
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146 { |
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147 if( AknLayoutUtils::ScalableLayoutInterfaceAvailable() ) |
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148 {//use the new layout |
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149 ConstructIndicatorsL( R_SCREENSAVER_INDICATOR_ARRAY_NEW_LAYOUT ); |
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150 } |
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151 else |
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152 {//use the old layout |
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153 ConstructIndicatorsL( R_SCREENSAVER_INDICATOR_ARRAY ); |
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154 } |
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155 } |
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156 |
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157 // ----------------------------------------------------------------------------- |
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158 // CScreensaverIndicatorArray::ConstructIndicatorsL |
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159 // ----------------------------------------------------------------------------- |
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160 // |
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161 void CScreensaverIndicatorArray::ConstructIndicatorsL( TInt aResourceId ) |
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162 { |
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163 TResourceReader reader; |
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164 |
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165 CEikonEnv::Static()->CreateResourceReaderLC( |
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166 reader, aResourceId); |
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167 |
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168 iCount = reader.ReadInt16(); |
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169 |
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170 iIndicators = new( ELeave ) CArrayPtrFlat<CScreensaverIndicator>( iCount ); |
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171 iDependencyRecord = new( ELeave ) CArrayFixFlat<TBool>( iCount ); |
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172 |
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173 CScreensaverIndicator *nInd; |
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174 TInt32 type; |
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175 for (TInt i = 0; i < iCount; i++) |
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176 { |
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177 iDependencyRecord->AppendL( ETrue ); |
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178 type = reader.ReadInt32(); |
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179 nInd = NewIndicatorLC( ( TScreensaverIndicatorType ) type ); |
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180 nInd->ConstructL( reader, iBgColor, iTextColor ); |
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181 iIndicators->InsertL( 0, nInd ); |
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182 CleanupStack::Pop(); // nInd |
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183 } |
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184 |
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185 CleanupStack::PopAndDestroy(); // reader |
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186 } |
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187 |
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188 // ----------------------------------------------------------------------------- |
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189 // CScreensaverIndicatorArray::Dependency |
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190 // ----------------------------------------------------------------------------- |
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191 // |
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192 TBool CScreensaverIndicatorArray::Dependency(TInt aIndex) const |
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193 { |
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194 return (*iDependencyRecord)[aIndex]; |
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195 } |
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196 // ----------------------------------------------------------------------------- |
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197 // CScreensaverIndicatorArray::Setup |
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198 // ----------------------------------------------------------------------------- |
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199 // |
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200 void CScreensaverIndicatorArray::Setup( TAknLayoutRect& aLayoutRect, |
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201 TAknLayoutText& aLayoutText, TAknLayoutRect& aLayoutInds ) |
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202 { |
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203 // Reset drawing parameters (do not use those defined in resources) |
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204 iRect = aLayoutRect.Rect(); |
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205 |
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206 TInt rightMargin = 0; |
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207 // Left margin = indicators left edge - indicator area left edge |
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208 // Right margin = 0, the AM/PM indicator needs to be on the edge |
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209 // Except when mirrored the other way around. Right margin can be reduced |
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210 // by 1 when mirrored, because the icons contain a border on top & right |
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211 if ( AknLayoutUtils::LayoutMirrored() ) |
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212 { |
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213 iMargin = 0; |
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214 rightMargin = aLayoutInds.Rect().iTl.iX - iRect.iTl.iX - 1; |
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215 } |
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216 else |
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217 { |
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218 iMargin = aLayoutInds.Rect().iTl.iX - iRect.iTl.iX; |
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219 rightMargin = 0; |
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220 } |
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221 |
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222 TInt currentX = iRect.iBr.iX - rightMargin; |
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223 |
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224 TInt leftmostRightAlignedBorder = iRect.iBr.iX - rightMargin; // iMargin; |
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225 |
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226 // This is done in two passes, first we set up right-aligned indicators |
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227 // and then left-aligned. If any left-aligned indicator overlaps with leftmost |
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228 // right-aligned indicator the the process is stopped (right-aligned |
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229 // indicators have higher priority). |
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230 for ( TInt i = 0; i < iIndicators->Count(); i++ ) |
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231 { |
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232 if (iIndicators->At(i)->Alignment() != ESsAlignRight) |
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233 { |
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234 continue; |
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235 } |
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236 |
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237 SetIndicatorsAttribute( i, aLayoutText, aLayoutInds, currentX ); |
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238 |
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239 if (iIndicators->At(i)->Visible()) |
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240 { |
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241 currentX -= iIndicators->At(i)->Width() + iGap; |
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242 leftmostRightAlignedBorder = currentX; |
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243 if (currentX < iMargin) |
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244 { |
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245 break; |
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246 } |
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247 } |
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248 } |
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249 |
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250 // Start second round from left edge |
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251 currentX = iRect.iTl.iX + iMargin; |
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252 for ( TInt i = 0; i < iIndicators->Count(); i++ ) |
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253 { |
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254 if (iIndicators->At(i)->Alignment() != ESsAlignLeft) |
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255 { |
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256 continue; |
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257 } |
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258 |
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259 SetIndicatorsAttribute( i, aLayoutText, aLayoutInds, currentX ); |
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260 |
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261 if (iIndicators->At(i)->Visible()) |
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262 { |
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263 if (currentX + iIndicators->At(i)->Width() + iGap >= leftmostRightAlignedBorder) |
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264 { |
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265 iIndicators->At(i)->SetVisibility(EFalse); |
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266 break; |
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267 } |
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268 currentX += iIndicators->At(i)->Width() + iGap; |
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269 if (currentX > iRect.Width() - iMargin) |
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270 { |
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271 break; |
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272 } |
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273 } |
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274 } |
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275 } |
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276 |
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277 // ----------------------------------------------------------------------------- |
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278 // CScreensaverIndicatorArray::SetIndicatorsAttribute |
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279 // ----------------------------------------------------------------------------- |
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280 // |
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281 void CScreensaverIndicatorArray::SetIndicatorsAttribute( |
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282 TInt& Ind, |
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283 TAknLayoutText& aLayoutText, |
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284 TAknLayoutRect& aLayoutInds, |
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285 TInt& aCurrentX ) |
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286 { |
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287 |
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288 // Set text layout for text containing indicators |
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289 iIndicators->At(Ind)->SetTextLayout(aLayoutText, aCurrentX); |
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290 |
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291 // Set icon layout for icon containing indicators |
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292 iIndicators->At(Ind)->SetIconLayout(aLayoutInds, aCurrentX); |
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293 |
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294 // Not visible, if conditions (e.g. there's icon & payload) are not met, |
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295 // or there's no reason to show the indicator |
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296 if (!iIndicators->At(Ind)->CheckVisibilityConditions() || Dependency(iIndicators->At(Ind)->Id())) |
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297 { |
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298 iIndicators->At(Ind)->SetVisibility(EFalse); |
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299 } |
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300 } |
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301 |
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302 // ----------------------------------------------------------------------------- |
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303 // CScreensaverIndicatorArray::Draw |
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304 // ----------------------------------------------------------------------------- |
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305 // |
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306 void CScreensaverIndicatorArray::Draw(CWindowGc& aGc) const |
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307 { |
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308 aGc.SetBrushColor(iBgColor); |
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309 aGc.SetPenColor(iTextColor); |
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310 aGc.Clear(iRect); |
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311 |
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312 for (TInt i = 0; i < iIndicators->Count(); i++) |
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313 { |
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314 if (iIndicators->At(i)->Visible()) |
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315 { |
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316 iIndicators->At(i)->Draw(aGc); |
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317 } |
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318 } |
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319 } |
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320 |
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321 // ----------------------------------------------------------------------------- |
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322 // CScreensaverIndicatorArray::CheckDependencyConflict |
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323 // ----------------------------------------------------------------------------- |
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324 // |
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325 TBool CScreensaverIndicatorArray::CheckDependencyConflict( |
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326 TScreensaverIndicatorId aId) const |
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327 { |
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328 if ((iDependencyRecord) && (aId < iCount)) |
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329 { |
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330 return Dependency(aId); |
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331 } |
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332 |
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333 return EFalse; |
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334 } |
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335 |
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336 // ----------------------------------------------------------------------------- |
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337 // CScreensaverIndicatorArray::SetDependencyStatus |
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338 // ----------------------------------------------------------------------------- |
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339 // |
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340 void CScreensaverIndicatorArray::SetDependencyStatus( |
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341 TScreensaverIndicatorId aId, TBool aValue) |
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342 { |
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343 if ((iDependencyRecord) && (aId < iCount)) |
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344 { |
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345 (*iDependencyRecord)[aId] = aValue; |
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346 } |
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347 } |
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348 |
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349 // ----------------------------------------------------------------------------- |
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350 // CScreensaverIndicatorArray::GetIndicatorPayload |
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351 // ----------------------------------------------------------------------------- |
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352 // |
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353 TInt CScreensaverIndicatorArray::GetIndicatorPayload( |
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354 TScreensaverIndicatorId aId, TIndicatorPayload& aPayload) const |
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355 { |
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356 if (aId < iCount) |
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357 { |
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358 for (TInt i = 0; i < iIndicators->Count(); i++) |
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359 { |
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360 if (aId == iIndicators->At(i)->Id()) |
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361 { |
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362 iIndicators->At(i)->Payload(aPayload); |
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363 return KErrNone; |
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364 } |
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365 } |
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366 } |
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367 |
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368 return KErrCorrupt; |
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369 } |
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370 |
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371 // ----------------------------------------------------------------------------- |
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372 // CScreensaverIndicatorArray::SetIndicatorPayload |
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373 // ----------------------------------------------------------------------------- |
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374 // |
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375 TInt CScreensaverIndicatorArray::SetIndicatorPayload( |
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376 TScreensaverIndicatorId aId, const TIndicatorPayload& aPayload) |
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377 { |
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378 if (aId < iCount) |
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379 { |
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380 for (TInt i = 0; i < iIndicators->Count(); i++) |
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381 { |
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382 if (aId == iIndicators->At(i)->Id()) |
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383 { |
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384 iIndicators->At(i)->SetPayload(aPayload); |
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385 return KErrNone; |
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386 } |
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387 } |
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388 } |
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389 |
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390 return KErrCorrupt; |
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391 } |
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392 |
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393 // ----------------------------------------------------------------------------- |
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394 // CScreensaverIndicatorArray::PreferredDrawingMode |
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395 // ----------------------------------------------------------------------------- |
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396 // |
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397 TScreensaverDrawType CScreensaverIndicatorArray::PreferredDrawingMode() const |
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398 { |
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399 TScreensaverDrawType result = ESsDrawTypeNotDrawn; // Default mode. |
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400 |
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401 for (TInt i = 0; i < iIndicators->Count(); i++) |
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402 { |
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403 if ((iIndicators->At(i)->CheckVisibilityConditions() == EFalse) |
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404 || (CheckDependencyConflict(iIndicators->At(i)->Id()))) |
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405 { |
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406 // This indicator can't be visible or there is |
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407 // dependency conflict -> continue. |
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408 continue; |
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409 } |
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410 |
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411 switch (iIndicators->At(i)->DrawType()) |
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412 { |
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413 case ESsDrawTypePrimary: |
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414 // Primary draw type overides everything, |
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415 // so we can return immediately. |
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416 return ESsDrawTypePrimary; |
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417 case ESsDrawTypeSecondary: |
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418 result = ESsDrawTypeSecondary; |
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419 break; |
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420 default: |
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421 break; |
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422 } |
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423 } |
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424 |
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425 return result; |
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426 } |
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427 |
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428 // ----------------------------------------------------------------------------- |
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429 // CScreensaverIndicatorArray::ActualDrawingMode |
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430 // ----------------------------------------------------------------------------- |
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431 // |
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432 TScreensaverDrawType CScreensaverIndicatorArray::ActualDrawingMode() const |
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433 { |
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434 TScreensaverDrawType result = ESsDrawTypeNotDrawn; // Default mode. |
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435 |
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436 for (TInt i = 0; i < iIndicators->Count(); i++) |
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437 { |
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438 if ((iIndicators->At(i)->CheckVisibilityConditions() == EFalse) |
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439 || !( iIndicators->At(i)->Visible() ) ) |
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440 { |
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441 // This indicator can't be visible or it is visible |
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442 continue; |
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443 } |
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444 |
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445 switch (iIndicators->At(i)->DrawType()) |
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446 { |
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447 case ESsDrawTypePrimary: |
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448 return ESsDrawTypePrimary; // Primary draw type overides everything. |
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449 case ESsDrawTypeSecondary: |
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450 result = ESsDrawTypeSecondary; |
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451 break; |
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452 default: |
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453 break; |
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454 } |
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455 } |
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456 |
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457 return result; |
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458 } |
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459 |
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460 // ----------------------------------------------------------------------------- |
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461 // CScreensaverIndicatorArray::Height |
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462 // ----------------------------------------------------------------------------- |
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463 // |
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464 TInt CScreensaverIndicatorArray::Height() const |
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465 { |
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466 return iHeight; |
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467 } |
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468 |
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469 // ----------------------------------------------------------------------------- |
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470 // CScreensaverIndicatorArray::SetVisibilityForIndicators |
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471 // ----------------------------------------------------------------------------- |
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472 // |
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473 void CScreensaverIndicatorArray::SetVisibilityForIndicators() |
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474 { |
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475 for (int i = 0; i < iIndicators->Count(); i++) |
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476 { |
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477 // Not visible, if conditions (e.g. there's icon & payload) are not met, |
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478 // or there's no reason to show the indicator |
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479 if (!iIndicators->At(i)->CheckVisibilityConditions() || Dependency(iIndicators->At(i)->Id())) |
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480 { |
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481 iIndicators->At(i)->SetVisibility(EFalse); |
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482 } |
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483 else |
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484 iIndicators->At(i)->SetVisibility(ETrue); |
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485 } |
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486 |
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487 } |
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488 |
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489 // ----------------------------------------------------------------------------- |
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490 // CScreensaverIndicatorArray::CScreensaverIndicatorArray |
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491 // ----------------------------------------------------------------------------- |
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492 // |
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493 CScreensaverIndicatorArray::CScreensaverIndicatorArray() |
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494 { |
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495 |
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496 } |
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497 |
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498 // End of files |
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