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1 /* |
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2 * Copyright (c) 2005 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: Defines functionality related to Equalizer Frequency band |
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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 FILES |
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21 |
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22 #include <eikdef.h> |
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23 #include <e32math.h> |
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24 #include <AknUtils.h> |
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25 #include <AknsDrawUtils.h> |
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26 #include <bautils.h> |
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27 #include <data_caging_path_literals.hrh> |
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28 //LAF and Skin changes |
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29 #include <AknIconUtils.h> |
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30 #include <AknsUtils.h> |
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31 #include <AknsConstants.h> |
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32 #include <AknsDrawUtils.h> |
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33 #include <aknlayout.cdl.h> |
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34 #include <aknlayoutscalable_apps.cdl.h> |
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35 #include <AknLayout2ScalableDef.h> |
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36 #include <AknLayout2Def.h> |
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37 #include <AudioEqualizerUtility.h> |
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38 #if defined(RD_TACTILE_FEEDBACK) |
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39 #include <touchfeedback.h> |
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40 #endif |
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41 |
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42 #include <equalizer.mbg> |
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43 #include "EqualizerPrivateConstants.h" |
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44 #include "EqualizerEditingDialog.h" |
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45 #include "EqualizerFreqBand.h" |
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46 #include "Equalizer.hrh" |
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47 |
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48 // ============================ MEMBER FUNCTIONS ============================= |
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49 |
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50 //============================================================================ |
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51 // -----> CEqualizerFreqBand (implementation) |
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52 //============================================================================ |
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53 |
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54 // ---------------------------------------------------------------------------- |
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55 // CEqualizerFreqBand* CEqualizerFreqBand::NewL(CEqualizerEditingDialog* aEqEditingDialog, |
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56 // CAudioEqualizerUtility*& aAudEqUtility, CAudioEqualizer& aAudEqualizer, |
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57 // const TInt aPresetIndex, const TBool aIsActivePreset, |
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58 // const TInt aBandIndex, TInt& aMoverPos, TRect& aRect) |
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59 // |
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60 // Two Phase construction |
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61 // ---------------------------------------------------------------------------- |
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62 // |
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63 CEqualizerFreqBand* CEqualizerFreqBand::NewL(CEqualizerEditingDialog* aEqEditingDialog, |
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64 CAudioEqualizerUtility*& aAudEqUtility, const TInt aPresetIndex, |
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65 const TBool aIsActivePreset, const TInt aBandIndex, |
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66 TRect& aRect) |
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67 { |
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68 CEqualizerFreqBand* self = CEqualizerFreqBand::NewLC(aEqEditingDialog, aAudEqUtility, |
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69 aPresetIndex, aIsActivePreset, aBandIndex, |
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70 aRect); |
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71 CleanupStack::Pop(self); |
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72 return self; |
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73 } |
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74 |
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75 // ---------------------------------------------------------------------------- |
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76 // CEqualizerFreqBand* CEqualizerFreqBand::NewLC(CEqualizerEditingDialog* aEqEditingDialog, |
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77 // CAudioEqualizerUtility*& aAudEqUtility, const TInt aPresetIndex, |
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78 // const TBool aIsActivePreset, const TInt aBandIndex, TInt& aMoverPos, |
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79 // TRect& aRect) |
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80 // Two Phase construction |
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81 // ---------------------------------------------------------------------------- |
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82 // |
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83 CEqualizerFreqBand* CEqualizerFreqBand::NewLC(CEqualizerEditingDialog* aEqEditingDialog, |
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84 CAudioEqualizerUtility*& aAudEqUtility, const TInt aPresetIndex, |
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85 const TBool aIsActivePreset, const TInt aBandIndex, |
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86 TRect& aRect) |
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87 { |
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88 CEqualizerFreqBand* self = new (ELeave) CEqualizerFreqBand(aEqEditingDialog, aAudEqUtility, |
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89 aPresetIndex, aIsActivePreset, aBandIndex, |
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90 aRect); |
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91 CleanupStack::PushL(self); |
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92 self->ConstructL(); |
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93 return self; |
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94 } |
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95 // ---------------------------------------------------------------------------- |
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96 //CEqualizerFreqBand::CEqualizerFreqBand(CEqualizerEditingDialog* aEqEditingDialog, |
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97 // CAudioEqualizerUtility*& aAudEqUtility, |
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98 // const TPresetName& aPresetName, const TBool aIsActivePreset, |
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99 // const TInt aBandIndex, TInt& aMoverPos, TRect& aRect) |
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100 // |
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101 // First phase constructor |
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102 // ---------------------------------------------------------------------------- |
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103 CEqualizerFreqBand::CEqualizerFreqBand(CEqualizerEditingDialog* aEqEditingDialog, |
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104 CAudioEqualizerUtility*& aAudEqUtility, const TInt aPresetIndex, |
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105 const TBool aIsActivePreset, |
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106 const TInt aBandIndex, TRect& aContainerRect) |
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107 : iEqEditingDialog(aEqEditingDialog), iAudEqUtility(aAudEqUtility), iPresetIndex(aPresetIndex), |
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108 iIsActivePreset(aIsActivePreset), iBandIndex(aBandIndex), |
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109 iContainerRect(aContainerRect) |
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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 // void CEqualizerFreqBand::ConstructL() |
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115 // |
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116 // Second phase constructor |
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117 // -------------------------------------------------------------------- |
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118 // |
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119 void CEqualizerFreqBand::ConstructL() |
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120 { |
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121 LoadBitmapsL(); |
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122 iPresetName = iAudEqUtility->GetPresetL(iPresetIndex); |
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123 iAudioEqualizer = &iAudEqUtility->Equalizer(); |
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124 iAudioEqualizer->DbLevelLimits(iMinBandLevel, iMaxBandLevel); |
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125 } |
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126 |
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127 // ------------------------------------------------------------------- |
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128 // CEqualizerFreqBand::~CEqualizerFreqBand() |
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129 // |
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130 // Destructor |
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131 // -------------------------------------------------------------------- |
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132 // |
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133 CEqualizerFreqBand::~CEqualizerFreqBand() |
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134 { |
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135 delete iBgBitmap; |
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136 delete iBgBitmapMask; |
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137 delete iSliderBitmap; |
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138 delete iSliderBitmapMask; |
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139 |
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140 #if defined(RD_TACTILE_FEEDBACK) |
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141 MTouchFeedback* feedback = MTouchFeedback::Instance(); |
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142 if (feedback) |
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143 { |
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144 feedback->RemoveFeedbackForControl(this); |
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145 } |
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146 #endif |
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147 } |
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148 |
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149 // ------------------------------------------------------------------- |
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150 // void CEqualizerFreqBand::Draw(const TRect& aRect) const |
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151 // |
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152 // Function to draw the control |
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153 // -------------------------------------------------------------------- |
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154 // |
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155 void CEqualizerFreqBand::Draw(const TRect& /*aRect*/) const |
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156 { |
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157 CWindowGc& gc=SystemGc(); |
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158 MAknsSkinInstance* skinInstance = AknsUtils::SkinInstance(); |
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159 MAknsControlContext* cc = AknsDrawUtils::ControlContext( this ); |
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160 AknsDrawUtils::Background( skinInstance, cc, this, gc, iBackgroundRect ); |
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161 TRect innerRect = iBackgroundRect; |
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162 innerRect.Shrink( TSize( 5, 5) ); |
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163 if (IsFocused()) |
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164 { |
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165 |
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166 AknsDrawUtils::DrawFrame( skinInstance, gc, iBackgroundRect, |
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167 innerRect,KAknsIIDQsnFrGrid, KAknsIIDQsnFrGridCenter); |
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168 } |
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169 |
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170 gc.BitBltMasked(iBackgroundRect.iTl,iBgBitmap, TRect(TPoint(), |
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171 iBackgroundRect.Size()), iBgBitmapMask, ETrue); |
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172 |
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173 TInt halfSliderSize = iSliderRect.Height() / 2; |
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174 TInt sliderRectYCoord = iSliderRect.iTl.iY; |
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175 TInt yCoordOffset = ((iMoverPos - sliderRectYCoord) - halfSliderSize); |
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176 TRect tempSliderRect = iSliderRect; |
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177 tempSliderRect.Move(0,yCoordOffset); |
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178 |
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179 gc.BitBltMasked(tempSliderRect.iTl,iSliderBitmap,TRect(TPoint(), |
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180 tempSliderRect.Size()),iSliderBitmapMask,ETrue); |
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181 } |
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182 // ------------------------------------------------------------------- |
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183 // void CEqualizerFreqBand::SizeChanged() |
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184 // |
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185 // This function is called by the framework whenever the control size |
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186 // is changed |
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187 // -------------------------------------------------------------------- |
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188 void CEqualizerFreqBand::SizeChanged() |
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189 { |
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190 TInt variety = EEqualizerVarietyOne; |
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191 |
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192 CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer(); |
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193 TUint numberOfFreqBands = audioEqualizer.NumberOfBands(); |
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194 |
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195 if(numberOfFreqBands == KEqualizerFiveBands) |
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196 { |
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197 variety = EEqualizerVarietyTwo; |
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198 } |
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199 |
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200 iScaleRect = ComponentRect(Rect(), |
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201 variety,EEqualizerScale); |
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202 iBackgroundRect = ComponentRect(iScaleRect, |
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203 EEqualizerVarietyNotUsed,EEqualizerBackground); |
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204 iSliderRect = ComponentRect(iScaleRect, |
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205 EEqualizerVarietyNotUsed,EEqualizerSlider); |
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206 |
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207 #if defined(RD_TACTILE_FEEDBACK) |
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208 MTouchFeedback* feedback = MTouchFeedback::Instance(); |
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209 if (feedback) |
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210 { |
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211 feedback->SetFeedbackArea(this, 0, iBackgroundRect, |
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212 ETouchFeedbackBasic, ETouchEventStylusDown); |
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213 } |
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214 #endif |
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215 |
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216 AknIconUtils::SetSize(iBgBitmap,iBackgroundRect.Size(), EAspectRatioNotPreserved); |
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217 AknIconUtils::SetSize(iBgBitmapMask,iBackgroundRect.Size(), EAspectRatioNotPreserved); |
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218 |
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219 AknIconUtils::SetSize(iSliderBitmap,iSliderRect.Size(), EAspectRatioNotPreserved); |
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220 AknIconUtils::SetSize(iSliderBitmapMask,iSliderRect.Size(), EAspectRatioNotPreserved); |
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221 |
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222 TInt scaleHeight = iBackgroundRect.Height(); |
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223 TInt zeroCoord = iBackgroundRect.iTl.iY + (scaleHeight / 2); |
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224 iZeroPos = zeroCoord; |
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225 iMoverPos = iEqEditingDialog->GetMoverPosition(iBandIndex); |
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226 |
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227 TInt sliderInc = iBackgroundRect.Height() / KNumberOfSteps; |
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228 TReal res,frac; |
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229 frac = (TReal)(iMoverPos - iZeroPos) / sliderInc; |
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230 Math::Round(res,frac,0); |
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231 Math::Int(iStepCount,res); |
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232 iStepCount += KNumberOfSteps / 2; |
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233 if(iStepCount > KNumberOfSteps) |
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234 { |
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235 iStepCount = KNumberOfSteps; |
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236 } |
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237 if(iStepCount < 0) |
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238 { |
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239 iStepCount = 0; |
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240 } |
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241 |
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242 } |
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243 |
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244 // ------------------------------------------------------------------- |
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245 // void CEqualizerFreqBand::FocusChanged(TDrawNow aDrawNow) |
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246 // |
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247 // This function is called by the framework whenever the control's |
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248 // focus is changed |
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249 // -------------------------------------------------------------------- |
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250 // |
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251 void CEqualizerFreqBand::FocusChanged(TDrawNow aDrawNow) |
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252 { |
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253 if (aDrawNow) |
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254 { |
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255 DrawNow(); |
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256 } |
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257 } |
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258 |
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259 // ------------------------------------------------------------------- |
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260 // void CEqualizerFreqBand::HandleResourceChange(TInt aType) |
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261 // |
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262 // This function is called by the framework whenever there is a |
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263 // change in skin |
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264 // ------------------------------------------------------------------- |
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265 void CEqualizerFreqBand::HandleResourceChange(TInt aType) |
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266 { |
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267 if (aType == KAknsMessageSkinChange) |
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268 { |
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269 TInt tempMoverPos = iMoverPos; |
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270 LoadBitmapsL(); |
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271 SizeChanged(); |
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272 iMoverPos = tempMoverPos; |
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273 DrawNow(); |
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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 // void CEqualizerFreqBand::LoadBitmapsL() |
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279 // This function is called to load the bitmaps from the icons file |
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280 // -------------------------------------------------------------------- |
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281 // |
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282 void CEqualizerFreqBand::LoadBitmapsL() |
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283 { |
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284 // Find which drive this DLL is installed. |
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285 TFileName fileName; |
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286 // Get the full resource file |
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287 TParse fp; |
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288 // Add the resource dir |
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289 fp.Set( KIconsFilename, &KDC_APP_BITMAP_DIR, NULL); |
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290 // Get the filename with full path |
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291 fileName = fp.FullName(); |
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292 |
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293 MAknsSkinInstance * skinInstance; |
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294 skinInstance = AknsUtils::SkinInstance(); |
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295 |
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296 //Destroying previously created background icons |
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297 if (iBgBitmap) |
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298 { |
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299 delete iBgBitmap; |
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300 iBgBitmap = NULL; |
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301 } |
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302 |
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303 if (iBgBitmapMask) |
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304 { |
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305 delete iBgBitmapMask; |
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306 iBgBitmapMask = NULL; |
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307 } |
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308 |
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309 //Destroying previously created slider icons |
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310 if (iSliderBitmap) |
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311 { |
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312 delete iSliderBitmap; |
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313 iSliderBitmap = NULL; |
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314 } |
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315 |
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316 if (iSliderBitmapMask) |
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317 { |
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318 delete iSliderBitmapMask; |
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319 iSliderBitmapMask = NULL; |
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320 } |
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321 |
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322 //Creating the background icon |
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323 AknsUtils::CreateIconL(skinInstance,KAknsIIDQgnIndiMupEqBg, |
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324 iBgBitmap,iBgBitmapMask,fileName, |
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325 EMbmEqualizerQgn_indi_mup2_eq_bg, |
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326 EMbmEqualizerQgn_indi_mup2_eq_bg_mask); |
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327 |
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328 //Creating the slider icon |
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329 AknsUtils::CreateIconL(skinInstance,KAknsIIDQgnIndiMupEqSlider, |
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330 iSliderBitmap,iSliderBitmapMask,fileName, |
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331 EMbmEqualizerQgn_indi_mup_eq_slider, |
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332 EMbmEqualizerQgn_indi_mup_eq_slider_mask); |
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333 } |
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334 |
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335 // ------------------------------------------------------------------- |
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336 // void CEqualizerFreqBand::UpdateBandLevelInEngineL() |
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337 // This function is called to update the engine with the new band level |
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338 // -------------------------------------------------------------------- |
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339 // |
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340 void CEqualizerFreqBand::UpdateBandLevelInEngineL(TBool lastIncFlag) |
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341 { |
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342 //Update engine |
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343 TInt sliderInc = iBackgroundRect.Height() / KNumberOfSteps; |
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344 TInt diffUIBandLevel = KNumberOfSteps / 2; |
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345 TInt bandLevel; |
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346 TReal frac; |
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347 TInt sliderNoOfPix; |
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348 TInt actualNoOfPix; |
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349 TInt pixDiff; |
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350 TReal fracDiff; |
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351 |
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352 if (iMoverPos > iZeroPos) |
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353 { |
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354 frac = (TReal)(iMoverPos - iZeroPos) / ((TReal)diffUIBandLevel * sliderInc); |
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355 if(lastIncFlag) |
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356 { |
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357 sliderNoOfPix = diffUIBandLevel * sliderInc; |
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358 actualNoOfPix = iMoverPos - iZeroPos; |
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359 if(sliderNoOfPix > actualNoOfPix) |
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360 { |
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361 pixDiff = sliderNoOfPix - actualNoOfPix; |
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362 fracDiff = (TReal)pixDiff / ((TReal)diffUIBandLevel * sliderInc); |
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363 frac += fracDiff; |
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364 } |
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365 else |
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366 { |
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367 pixDiff = actualNoOfPix - sliderNoOfPix; |
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368 fracDiff = (TReal)pixDiff / ((TReal)diffUIBandLevel * sliderInc); |
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369 frac -= fracDiff; |
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370 } |
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371 } |
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372 if (frac > 1) |
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373 { |
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374 frac = 1; |
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375 } |
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376 else |
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377 if (frac < -1) |
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378 { |
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379 frac = -1; |
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380 } |
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381 bandLevel=(TInt)(frac * iMinBandLevel); |
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382 } |
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383 else if (iMoverPos < iZeroPos) |
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384 { |
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385 frac = (TReal)(iZeroPos - iMoverPos) / ((TReal)diffUIBandLevel * sliderInc); |
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386 if(lastIncFlag) |
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387 { |
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388 sliderNoOfPix = diffUIBandLevel * sliderInc; |
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389 actualNoOfPix = iZeroPos - iMoverPos; |
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390 if(sliderNoOfPix > actualNoOfPix) |
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391 { |
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392 pixDiff = sliderNoOfPix - actualNoOfPix; |
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393 fracDiff = (TReal)pixDiff / ((TReal)diffUIBandLevel * sliderInc); |
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394 frac += fracDiff; |
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395 } |
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396 else |
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397 { |
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398 pixDiff = actualNoOfPix - sliderNoOfPix; |
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399 fracDiff = (TReal)pixDiff / ((TReal)diffUIBandLevel * sliderInc); |
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400 frac -= fracDiff; |
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401 } |
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402 } |
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403 if (frac > 1) |
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404 { |
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405 frac = 1; |
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406 } |
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407 else |
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408 if (frac < -1) |
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409 { |
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410 frac = -1; |
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411 } |
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412 bandLevel=(TInt)(frac * iMaxBandLevel); |
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413 } |
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414 else |
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415 { |
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416 bandLevel = 0; |
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417 } |
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418 |
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419 //RDebug::Printf("Todd1 ==> bnad index=%d, Level set = %d", iBandIndex+1, bandLevel); |
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420 iAudioEqualizer->SetBandLevelL(iBandIndex+1, bandLevel); |
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421 |
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422 if (iIsActivePreset) |
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423 { |
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424 TInt err; |
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425 TRAP(err, iAudioEqualizer->EnableL()); |
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426 } |
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427 } |
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428 |
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429 // ------------------------------------------------------------------- |
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430 // TKeyResponse CEqualizerFreqBand::OfferKeyEventL |
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431 // (const TKeyEvent& aKeyEvent,TEventCode aType) |
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432 // This function is called to handle key events |
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433 // -------------------------------------------------------------------- |
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434 // |
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435 TKeyResponse CEqualizerFreqBand::OfferKeyEventL(const TKeyEvent& aKeyEvent, |
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436 TEventCode aType) |
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437 { |
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438 TKeyResponse ret = EKeyWasNotConsumed; |
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439 |
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440 TInt halfSliderSize = iSliderRect.Height() / 2; |
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441 TInt sliderInc = iBackgroundRect.Height() / KNumberOfSteps; |
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442 TInt nextInc; |
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443 TBool lastIncFlag = 0; |
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444 |
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445 if (aType==EEventKey && (aKeyEvent.iScanCode==EStdKeyDownArrow )) |
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446 { |
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447 if (iMoverPos < (iBackgroundRect.iBr.iY - halfSliderSize)) |
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448 { |
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449 nextInc = sliderInc; |
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450 iStepCount += 1; |
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451 if(((iMoverPos + nextInc) <= |
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452 (iBackgroundRect.iBr.iY - halfSliderSize)) |
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453 && (iStepCount != KNumberOfSteps)) |
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454 { |
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455 TInt offset = Abs(iMoverPos - iZeroPos) % sliderInc; |
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456 if(offset==0) |
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457 iMoverPos += nextInc ; |
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458 else |
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459 { |
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460 //iStepCount--; |
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461 if(iMoverPos>iZeroPos) |
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462 iMoverPos+= sliderInc - offset; |
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463 |
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464 if(iMoverPos<iZeroPos) |
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465 iMoverPos+= sliderInc + offset; |
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466 } |
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467 } |
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468 else |
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469 { |
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470 nextInc = (iBackgroundRect.iBr.iY - halfSliderSize) |
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471 - iMoverPos; |
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472 iMoverPos += nextInc; |
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473 |
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474 if(iStepCount > KNumberOfSteps ) |
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475 iStepCount = KNumberOfSteps; |
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476 } |
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477 if(((iMoverPos) == (iBackgroundRect.iBr.iY - halfSliderSize)) || |
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478 (iStepCount == KNumberOfSteps)) |
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479 { |
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480 lastIncFlag = 1; |
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481 } |
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482 //Update engine |
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483 UpdateBandLevelInEngineL(lastIncFlag); |
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484 } |
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485 DrawNow(); |
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486 ret = EKeyWasConsumed; |
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487 } |
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488 else if (aType==EEventKey && (aKeyEvent.iScanCode==EStdKeyUpArrow)) |
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489 { |
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490 if (iMoverPos > (iBackgroundRect.iTl.iY+halfSliderSize)) |
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491 { |
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492 nextInc = sliderInc; |
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493 iStepCount -= 1; |
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494 if(((iMoverPos - nextInc) >= (iBackgroundRect.iTl.iY + halfSliderSize)) |
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495 && (iStepCount != 0)) |
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496 { |
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497 TInt offset = Abs(iMoverPos - iZeroPos) % sliderInc; |
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498 if(offset==0) |
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499 iMoverPos -= nextInc; |
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500 else |
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501 { |
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502 //iStepCount++; |
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503 if(iMoverPos>iZeroPos) |
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504 iMoverPos-= nextInc + offset; |
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505 |
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506 if(iMoverPos<iZeroPos) |
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507 iMoverPos-= sliderInc - offset; |
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508 } |
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509 } |
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510 else |
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511 { |
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512 nextInc = iMoverPos - (iBackgroundRect.iTl.iY + halfSliderSize); |
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513 iMoverPos -= nextInc; |
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514 |
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515 if(iStepCount < 0 ) |
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516 iStepCount = 0; |
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517 } |
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518 if(((iMoverPos) == (iBackgroundRect.iTl.iY + halfSliderSize)) || |
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519 (iStepCount == 0)) |
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520 { |
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521 lastIncFlag = 1; |
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522 } |
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523 //Update engine |
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524 UpdateBandLevelInEngineL(lastIncFlag); |
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525 } |
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526 DrawNow(); |
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527 ret = EKeyWasConsumed; |
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528 } |
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529 else |
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530 { |
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531 ret = EKeyWasNotConsumed; |
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532 } |
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533 return ret; |
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534 } |
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535 |
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536 // ---------------------------------------------------------------------------- |
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537 // TRect CEqualizerFreqBand::ComponentRect(const TRect& aRect, TInt aVariety, |
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538 // TInt aComponentNumber) |
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539 // This function is called to return the rect of a control after reading the |
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540 // layout information from the CDL file. It returns the rect for the control |
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541 // based on the Enumerated member sent as a parameter |
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542 // ---------------------------------------------------------------------------- |
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543 // |
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544 TRect CEqualizerFreqBand::ComponentRect(const TRect& aRect, TInt aVariety, |
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545 TInt aComponentNumber) |
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546 { |
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547 TAknWindowComponentLayout lLayout; |
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548 |
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549 switch(aComponentNumber) |
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550 { |
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551 case EEqualizerFreqBand1: lLayout = AknLayoutScalable_Apps:: |
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552 mup_equalizer_pane(aVariety); |
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553 break; |
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554 |
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555 case EEqualizerFreqBand2: lLayout = AknLayoutScalable_Apps:: |
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556 mup_equalizer_pane_cp1(aVariety); |
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557 break; |
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558 |
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559 case EEqualizerFreqBand3: lLayout = AknLayoutScalable_Apps:: |
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560 mup_equalizer_pane_cp2(aVariety); |
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561 break; |
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562 |
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563 case EEqualizerFreqBand4: lLayout = AknLayoutScalable_Apps:: |
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564 mup_equalizer_pane_cp3(aVariety); |
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565 break; |
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566 |
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567 case EEqualizerFreqBand5: lLayout = AknLayoutScalable_Apps:: |
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568 mup_equalizer_pane_cp4(aVariety); |
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569 break; |
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570 |
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571 case EEqualizerFreqBand6: lLayout = AknLayoutScalable_Apps:: |
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572 mup_equalizer_pane_cp5(1); |
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573 break; |
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574 |
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575 case EEqualizerFreqBand7: lLayout = AknLayoutScalable_Apps:: |
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576 mup_equalizer_pane_cp6(1); |
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577 break; |
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578 |
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579 case EEqualizerFreqBand8: lLayout = AknLayoutScalable_Apps:: |
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580 mup_equalizer_pane_cp7(1); |
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581 break; |
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582 |
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583 case EEqualizerMainPane: lLayout = AknLayoutScalable_Apps:: |
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584 main_mup_eq_pane(); |
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585 break; |
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586 |
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587 case EEqualizerScale: lLayout = AknLayoutScalable_Apps:: |
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588 mup_scale_pane(aVariety); |
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589 break; |
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590 |
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591 case EEqualizerBackground: lLayout = AknLayoutScalable_Apps:: |
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592 mup_scale_pane_g1(); |
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593 break; |
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594 |
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595 case EEqualizerSlider: lLayout = AknLayoutScalable_Apps:: |
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596 mup_scale_pane_g2(); |
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597 break; |
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598 |
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599 default: break; |
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600 } |
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601 |
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602 TAknLayoutRect lLayoutRect; |
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603 lLayoutRect.LayoutRect(aRect,lLayout.LayoutLine()); |
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604 |
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605 TRect rect = lLayoutRect.Rect(); |
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606 return (rect); |
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607 } |
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608 |
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609 // ---------------------------------------------------------------------------- |
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610 // CEqualizerFreqBand::SetAudioEqualizerL(CAudioEqualizerUtility* |
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611 // aAudEqUtility) |
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612 // This function is used to set a new CAudioEqualizerUtility* |
|
613 // ---------------------------------------------------------------------------- |
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614 // |
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615 void CEqualizerFreqBand::SetAudioEqualizerL( |
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616 CAudioEqualizerUtility* aAudEqUtility) |
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617 { |
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618 |
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619 // Save the user's settings |
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620 iAudEqUtility->ModifyPresetL(iPresetIndex, iPresetName, *iAudioEqualizer); |
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621 |
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622 // Set new value for CAudioEqualizerUtility |
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623 __ASSERT_DEBUG((iAudEqUtility != NULL), User::Invariant()); |
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624 iAudEqUtility = aAudEqUtility; |
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625 iPresetName = iAudEqUtility->GetPresetL(iPresetIndex); |
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626 iAudioEqualizer = &iAudEqUtility->Equalizer(); |
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627 } |
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628 |
|
629 #ifdef RD_SCALABLE_UI_V2 |
|
630 // ---------------------------------------------------------------------------- |
|
631 // CEqualizerFreqBand::HandlePointerEventL(const TPointerEvent& |
|
632 // aPointerEvent) |
|
633 // This function is used handle pen input events |
|
634 // ---------------------------------------------------------------------------- |
|
635 // |
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636 void CEqualizerFreqBand::HandlePointerEventL(const TPointerEvent& aPointerEvent) |
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637 { |
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638 TInt pos; |
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639 TInt halfSliderSize = iSliderRect.Height() / 2; |
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640 TInt sliderInc = iBackgroundRect.Height() / KNumberOfSteps; |
|
641 TInt offset; |
|
642 TBool lastIncFlag = 0; |
|
643 #if defined(RD_TACTILE_FEEDBACK) |
|
644 MTouchFeedback* feedback = NULL; |
|
645 #endif |
|
646 |
|
647 if ( aPointerEvent.iPosition.iY < iBackgroundRect.iTl.iY ) |
|
648 { |
|
649 pos = iBackgroundRect.iTl.iY; |
|
650 } |
|
651 else if ( aPointerEvent.iPosition.iY > iBackgroundRect.iBr.iY ) |
|
652 { |
|
653 pos = iBackgroundRect.iBr.iY; |
|
654 } |
|
655 else |
|
656 { |
|
657 pos = aPointerEvent.iPosition.iY; |
|
658 } |
|
659 |
|
660 if (AknLayoutUtils::PenEnabled()) |
|
661 { |
|
662 switch (aPointerEvent.iType) |
|
663 { |
|
664 case TPointerEvent::EButton1Down: |
|
665 break; |
|
666 |
|
667 case TPointerEvent::EButton1Up: |
|
668 offset = Abs(pos- iZeroPos) % sliderInc; |
|
669 |
|
670 if(pos<= iZeroPos) |
|
671 { |
|
672 if(offset!=0) |
|
673 { |
|
674 if(offset <= (sliderInc/2)) |
|
675 pos+= offset; |
|
676 else |
|
677 pos+= offset - sliderInc; |
|
678 } |
|
679 } |
|
680 else |
|
681 { |
|
682 if(offset!=0) |
|
683 { |
|
684 if(offset <= (sliderInc/2)) |
|
685 pos-= offset; |
|
686 else |
|
687 pos+= sliderInc - offset; |
|
688 } |
|
689 } |
|
690 |
|
691 iStepCount = (pos - iBackgroundRect.iTl.iY)/sliderInc; |
|
692 |
|
693 if(iStepCount == 0) |
|
694 { |
|
695 lastIncFlag = 1; |
|
696 pos = iBackgroundRect.iTl.iY + halfSliderSize; |
|
697 } |
|
698 |
|
699 if(iStepCount >= KNumberOfSteps) |
|
700 { |
|
701 lastIncFlag = 1; |
|
702 pos = iBackgroundRect.iBr.iY - halfSliderSize; |
|
703 } |
|
704 |
|
705 iMoverPos = pos; |
|
706 UpdateBandLevelInEngineL(lastIncFlag); |
|
707 DrawNow(); |
|
708 break; |
|
709 |
|
710 case TPointerEvent::EDrag: |
|
711 #if defined(RD_TACTILE_FEEDBACK) |
|
712 feedback = MTouchFeedback::Instance(); |
|
713 if (feedback) |
|
714 { |
|
715 feedback->InstantFeedback(ETouchFeedbackSensitive); |
|
716 } |
|
717 #endif |
|
718 if(pos< (iBackgroundRect.iTl.iY + halfSliderSize)) |
|
719 { |
|
720 pos = iBackgroundRect.iTl.iY + halfSliderSize; |
|
721 lastIncFlag = 1; |
|
722 } |
|
723 |
|
724 if(pos> (iBackgroundRect.iBr.iY - halfSliderSize)) |
|
725 { |
|
726 pos=iBackgroundRect.iBr.iY - halfSliderSize; |
|
727 lastIncFlag = 1; |
|
728 } |
|
729 |
|
730 iMoverPos = pos; |
|
731 UpdateBandLevelInEngineL(lastIncFlag); |
|
732 DrawNow(); |
|
733 break; |
|
734 default: |
|
735 //RDebug::Printf("Todd2 %d=", aPointerEvent.iType); |
|
736 break; |
|
737 } |
|
738 } |
|
739 } |
|
740 #endif //RD_SCALABLE_UI_V2 |
|
741 // End of File |