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1 /* |
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2 * Copyright (c) 2003-2006 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: SmilImageRenderer 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 FILES |
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21 #include <coemain.h> |
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22 #include <smilregioninterface.h> |
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23 #include <smilpresentation.h> |
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24 #include <smilmediainterface.h> |
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25 |
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26 #include <IHLImageFactory.h> |
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27 #include <IHLViewerFactory.h> |
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28 #include <MIHLFileImage.h> |
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29 #include <MIHLBitmap.h> |
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30 #include <MIHLImageViewer.h> |
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31 |
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32 #include <AknUtils.h> |
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33 #include <aknlayoutscalable_apps.cdl.h> |
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34 |
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35 #include "SmilImageRenderer.h" |
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36 |
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37 #ifdef IMAGE_DEBUG |
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38 #include "SmilMediaLogging.h" |
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39 #endif |
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40 // Scrolling is done in 1/4 steps |
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41 const TInt KScrollStepFraction = 4; |
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42 |
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43 #ifdef RD_SCALABLE_UI_V2 |
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44 const TInt KScrollValue = 1; |
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45 #endif |
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46 |
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47 // Minimum frame delay |
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48 const TInt KMinimumFrameDelay = 100; // 100 ms |
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49 const TInt KProcessingDelayOffset = 100; // 100 ms |
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50 |
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51 // ================= MEMBER FUNCTIONS ========================================= |
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52 |
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53 // ---------------------------------------------------------------------------- |
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54 // CSmilImageRenderer::CSmilImageRenderer |
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55 // ---------------------------------------------------------------------------- |
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56 // |
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57 CSmilImageRenderer::CSmilImageRenderer( MSmilMedia* aMedia, |
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58 DRMCommon& aDrmCommon, |
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59 CDRMHelper& aDrmHelper ) : |
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60 CSmilMediaRendererBase( EMsgMediaImage, aMedia, aDrmCommon, aDrmHelper ), |
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61 iTotalLength( 0 ), |
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62 iPrevState( ENotReady ), |
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63 iCurrState( ENotReady ), |
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64 iProcessingDelay( TInt64( 0 ) ) |
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65 #ifdef RD_SCALABLE_UI_V2 |
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66 , iNotYetDrawn( ETrue ) |
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67 #endif |
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68 { |
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69 iSmilObject = NULL; |
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70 } |
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71 |
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72 // ---------------------------------------------------------------------------- |
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73 // CSmilImageRenderer::ConstructL |
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74 // Checks neccessary parameters and initializes heap member variables. |
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75 // Converts first (and in most cases only) frame of the source image and |
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76 // calculates renderer duration. |
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77 // ---------------------------------------------------------------------------- |
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78 // |
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79 void CSmilImageRenderer::ConstructL( RFile& aFileHandle ) |
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80 { |
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81 #ifdef IMAGE_DEBUG |
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82 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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83 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ConstructL" ) |
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84 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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85 #endif |
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86 |
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87 BaseConstructL( aFileHandle ); |
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88 |
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89 User::LeaveIfError( CheckDRMRights() ); |
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90 |
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91 iSourceImage = IHLImageFactory::OpenFileImageL( aFileHandle ); |
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92 |
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93 iSourceSize = iSourceImage->Size(); |
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94 iAnimation = iSourceImage->IsAnimation(); |
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95 |
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96 iDestinationBitmap = IHLBitmap::CreateL(); |
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97 |
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98 InitializeViewerL(); |
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99 |
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100 SetupScrollingL(); |
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101 |
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102 if ( iSourceImage->IsAnimation() ) |
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103 { |
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104 for( TInt frame = 0; frame < iSourceImage->AnimationFrameCount(); frame++ ) |
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105 { |
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106 // iTotalLength is on millisecond and delay on microseconds. |
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107 TInt frameDelay = iSourceImage->AnimationFrameDelay( frame ).Int() / 1000; |
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108 if ( frameDelay < KMinimumFrameDelay ) |
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109 { |
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110 frameDelay = KMinimumFrameDelay; |
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111 } |
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112 |
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113 // iProvessingDelay is calculated at InitializeViewerL |
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114 frameDelay = Max( I64INT( iProcessingDelay.Int64() ), frameDelay ); |
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115 iTotalLength = iTotalLength + frameDelay; |
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116 } |
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117 iMedia->RendererDurationChangedL(); |
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118 } |
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119 else |
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120 { |
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121 if ( !iIsScrollable ) |
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122 { |
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123 // Memory optimization. This is not needed |
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124 // if image is not scrollable or animation. |
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125 // Releases 1x bitmap size memory + possible mask |
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126 delete iEngine; |
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127 iEngine = NULL; |
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128 |
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129 delete iSourceImage; |
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130 iSourceImage = NULL; |
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131 } |
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132 } |
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133 #ifdef RD_SCALABLE_UI_V2 |
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134 CCoeControl* parentControl = iMedia->Presentation()->GetPlayer()->GetControl( iMedia->Presentation() ); |
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135 SetContainerWindowL( *parentControl ); |
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136 TRect controlRect = iMedia->GetRegion()->GetRectangle(); |
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137 controlRect.Move( parentControl->Position() ); |
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138 SetRect( controlRect ); |
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139 #endif |
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140 |
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141 #ifdef IMAGE_DEBUG |
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142 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ConstructL" ) |
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143 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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144 #endif |
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145 } |
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146 |
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147 // ---------------------------------------------------------------------------- |
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148 // CSmilImageRenderer::NewL |
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149 // ---------------------------------------------------------------------------- |
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150 // |
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151 CSmilImageRenderer* CSmilImageRenderer::NewL( RFile& aFileHandle, |
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152 MSmilMedia* aMedia, |
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153 DRMCommon& aDrmCommon, |
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154 CDRMHelper& aDrmHelper ) |
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155 { |
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156 #ifdef IMAGE_DEBUG |
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157 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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158 SMILUILOGGER_ENTERFN( "[SMILUI] Image: NewL" ) |
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159 #endif |
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160 |
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161 CSmilImageRenderer* self = new (ELeave) CSmilImageRenderer( aMedia, |
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162 aDrmCommon, |
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163 aDrmHelper ); |
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164 |
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165 CleanupStack::PushL( self ); |
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166 self->ConstructL( aFileHandle ); |
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167 CleanupStack::Pop( self ); |
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168 |
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169 #ifdef IMAGE_DEBUG |
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170 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: NewL" ) |
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171 #endif |
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172 |
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173 return self; |
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174 } |
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175 |
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176 |
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177 // ---------------------------------------------------------------------------- |
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178 // CSmilImageRenderer::~CSmilImageRenderer |
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179 // ---------------------------------------------------------------------------- |
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180 // |
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181 CSmilImageRenderer::~CSmilImageRenderer() |
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182 { |
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183 #ifdef IMAGE_DEBUG |
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184 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ~CSmilImageRenderer" ) |
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185 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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186 #endif |
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187 |
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188 delete iEngine; |
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189 delete iDestinationBitmap; |
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190 delete iSourceImage; |
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191 |
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192 iMedia = NULL; // For LINT |
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193 #ifdef RD_SCALABLE_UI_V2 |
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194 delete iSBFrame; |
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195 #endif |
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196 |
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197 #ifdef IMAGE_DEBUG |
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198 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ~CSmilImageRenderer" ) |
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199 #endif |
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200 } |
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201 |
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202 // ---------------------------------------------------------------------------- |
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203 // CSmilImageRenderer::IsVisual |
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204 // ---------------------------------------------------------------------------- |
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205 // |
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206 TBool CSmilImageRenderer::IsVisual() const |
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207 { |
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208 return ETrue; |
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209 } |
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210 |
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211 // ---------------------------------------------------------------------------- |
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212 // CSmilImageRenderer::IsOpaque |
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213 // Renderer is determined to be opaque (non-transparent) if |
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214 // mask is not present. |
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215 // ---------------------------------------------------------------------------- |
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216 // |
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217 TBool CSmilImageRenderer::IsOpaque() const |
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218 { |
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219 return !iDestinationBitmap->HasMask(); |
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220 } |
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221 |
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222 // ---------------------------------------------------------------------------- |
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223 // CSmilImageRenderer::IsScrollable |
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224 // ---------------------------------------------------------------------------- |
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225 // |
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226 TBool CSmilImageRenderer::IsScrollable() const |
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227 { |
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228 return iIsScrollable; |
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229 } |
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230 |
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231 // ---------------------------------------------------------------------------- |
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232 // CSmilImageRenderer::IsControl |
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233 // All renderer are specified to be control on the base class. |
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234 // ---------------------------------------------------------------------------- |
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235 // |
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236 TBool CSmilImageRenderer::IsControl() const |
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237 { |
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238 return ETrue; |
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239 } |
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240 |
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241 // ---------------------------------------------------------------------------- |
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242 // CSmilImageRenderer::IntrinsicWidth |
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243 // ---------------------------------------------------------------------------- |
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244 // |
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245 TInt CSmilImageRenderer::IntrinsicWidth() const |
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246 { |
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247 return iSourceSize.iWidth; |
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248 } |
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249 |
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250 // ---------------------------------------------------------------------------- |
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251 // CSmilImageRenderer::IntrinsicHeight |
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252 // ---------------------------------------------------------------------------- |
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253 // |
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254 TInt CSmilImageRenderer::IntrinsicHeight() const |
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255 { |
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256 return iSourceSize.iHeight; |
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257 } |
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258 |
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259 // ---------------------------------------------------------------------------- |
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260 // CSmilImageRenderer::IntrinsicDuration |
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261 // Returns zero if still image otherwise returns sum of animation delays. |
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262 // Duration is specified on milliseconds. |
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263 // ---------------------------------------------------------------------------- |
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264 // |
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265 TSmilTime CSmilImageRenderer::IntrinsicDuration() const |
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266 { |
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267 #ifdef IMAGE_DEBUG |
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268 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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269 SMILUILOGGER_ENTERFN( "[SMILUI] Image: IntrinsicDuration" ) |
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270 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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271 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iTotalLength=%d"), iTotalLength ); |
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272 #endif |
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273 |
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274 TSmilTime result( 0 ); |
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275 |
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276 if ( iAnimation ) |
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277 { |
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278 result = iTotalLength; |
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279 } |
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280 |
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281 #ifdef IMAGE_DEBUG |
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282 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: IntrinsicDuration" ) |
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283 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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284 #endif |
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285 |
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286 return result; |
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287 } |
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288 |
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289 // ---------------------------------------------------------------------------- |
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290 // CSmilImageRenderer::Draw |
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291 // Performs drawing only if renderer is visible. Transition filter |
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292 // performs its own drawings. Scroll bar and focus drawing is performed |
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293 // on functions inherited from base class. |
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294 // ---------------------------------------------------------------------------- |
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295 // |
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296 void CSmilImageRenderer::Draw( CGraphicsContext& aGc, |
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297 const TRect& aRect, |
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298 CSmilTransitionFilter* aTransitionFilter, |
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299 const MSmilFocus* aFocus) |
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300 { |
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301 #ifdef IMAGE_DEBUG |
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302 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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303 SMILUILOGGER_ENTERFN( "[SMILUI] Image: Draw" ) |
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304 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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305 if ( iAnimation ) |
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306 { |
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307 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: currentFrame=%d"), iEngine->AnimationFrame() ); |
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308 } |
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309 #endif |
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310 |
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311 if ( iCurrState == EPlaying || iCurrState == EPaused ) |
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312 { |
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313 aGc.Reset(); |
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314 |
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315 if ( aTransitionFilter ) |
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316 { |
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317 const CFbsBitmap* bitmap = NULL; |
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318 const CFbsBitmap* mask = NULL; |
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319 bitmap = &iDestinationBitmap->Bitmap(); |
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320 if ( iDestinationBitmap->HasMask() ) |
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321 { |
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322 mask = &iDestinationBitmap->Mask(); |
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323 } |
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324 aTransitionFilter->Draw( aGc, |
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325 aRect, |
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326 bitmap, |
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327 iMedia->GetRectangle().iTl, |
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328 mask ); |
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329 } |
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330 else |
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331 { |
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332 TRect destinationRect( aRect ); |
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333 destinationRect.Intersection( iMedia->GetRectangle() ); |
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334 |
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335 // Rectangle that indicates what part of the bitmap should be drawn. |
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336 TRect sourceRect( destinationRect ); |
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337 |
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338 // We have to correct the origin as sourceRect is calculated relative |
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339 // to the bitmap top left corner coordinates and not the graphical context |
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340 // top left coordinates into which destinationRect is related. |
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341 sourceRect.Move( -iMedia->GetRectangle().iTl ); |
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342 |
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343 // Cast graphics context to CFbsBitGc |
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344 CBitmapContext* tmpBitmapContext = static_cast<CBitmapContext*>( &aGc ); |
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345 |
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346 if ( iDestinationBitmap->HasMask() ) |
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347 { |
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348 tmpBitmapContext->SetBrushStyle( CGraphicsContext::ENullBrush ); |
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349 } |
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350 |
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351 iDestinationBitmap->Draw( *tmpBitmapContext, |
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352 destinationRect.iTl, |
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353 sourceRect ); |
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354 } |
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355 |
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356 if ( iIsScrollable ) |
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357 { |
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358 #ifdef RD_SCALABLE_UI_V2 |
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359 TRAP_IGNORE( DrawScrollBarL() ); |
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360 #else |
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361 DrawScrollBars( aGc, iMedia->GetRectangle(), iImageScrollRect ); |
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362 #endif |
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363 } |
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364 |
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365 DrawFocus( aGc, aFocus ); |
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366 } |
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367 |
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368 #ifdef IMAGE_DEBUG |
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369 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: Draw" ) |
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370 #endif |
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371 } |
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372 |
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373 // --------------------------------------------------------- |
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374 // CSmilImageRenderer::DrawScrollBarL |
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375 // --------------------------------------------------------- |
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376 // |
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377 void CSmilImageRenderer::DrawScrollBarL() |
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378 { |
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379 #ifdef RD_SCALABLE_UI_V2 |
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380 if ( iNotYetDrawn ) |
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381 { |
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382 TInt regionHeight = iMedia->GetRectangle().Height(); |
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383 TInt regionWidth = iMedia->GetRectangle().Width(); |
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384 TInt imageHeight = iImageScrollRect.Height(); |
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385 TInt imageWidth = iImageScrollRect.Width(); |
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386 if ( !iSBFrame ) |
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387 { |
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388 iSBFrame = new (ELeave) CEikScrollBarFrame( this, this, ETrue ); |
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389 iSBFrame->CreateDoubleSpanScrollBarsL(ETrue, EFalse, ETrue, ETrue ); // window owning scrollbar |
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390 // using this does not draw sbars correctly |
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391 // most likely it has something to do with drawing mechanism |
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392 // iSBFrame->DrawBackground( EFalse, EFalse ); |
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393 |
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394 //calculating the correct scrollspans |
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395 |
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396 |
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397 TInt initialScrollSpan = imageWidth/regionWidth; |
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398 initialScrollSpan *= KScrollStepFraction; |
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399 |
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400 initialScrollSpan += (imageWidth % regionWidth)/(regionWidth/KScrollStepFraction); |
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401 |
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402 if ( (initialScrollSpan * regionWidth) < (KScrollStepFraction*imageWidth)) |
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403 initialScrollSpan += 1; |
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404 |
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405 iScrollSpanX = initialScrollSpan; |
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406 |
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407 initialScrollSpan = imageHeight/regionHeight; |
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408 initialScrollSpan *= KScrollStepFraction; |
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409 |
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410 //how many times the remainder fits into the 1/KScrollStepFraction th of a page |
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411 // TInt muschi = (imageHeight % regionHeight)/(regionHeight/KScrollStepFraction); |
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412 |
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413 initialScrollSpan += (imageHeight % regionHeight)/(regionHeight/KScrollStepFraction); |
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414 // if it still does not match, add one to round up the result |
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415 if ( (initialScrollSpan * regionHeight) < (KScrollStepFraction*imageHeight)) |
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416 initialScrollSpan += 1; |
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417 |
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418 iScrollSpanY = initialScrollSpan; |
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419 } |
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420 iSBFrame->SetScrollBarVisibilityL( CEikScrollBarFrame::EOn,CEikScrollBarFrame::EOn ); |
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421 |
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422 TEikScrollBarModel vSbarModel; |
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423 vSbarModel.iThumbPosition = iThumbPosY; |
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424 vSbarModel.iScrollSpan = iScrollSpanY; |
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425 TInt indicatorHeight = regionHeight * regionHeight / iImageScrollRect.Height(); |
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426 indicatorHeight = Min( indicatorHeight, regionHeight ); |
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427 vSbarModel.iThumbSpan = KScrollStepFraction;//indicatorHeight / KSpanDivider; |
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428 |
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429 TEikScrollBarModel hSbarModel; |
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430 hSbarModel.iThumbPosition = iThumbPosX; |
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431 hSbarModel.iScrollSpan = iScrollSpanX; |
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432 TInt indicatorWidth = regionWidth * regionWidth / iImageScrollRect.Width(); |
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433 indicatorWidth = Min( indicatorWidth, regionWidth ); |
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434 hSbarModel.iThumbSpan = KScrollStepFraction;//indicatorWidth / KSpanDivider; |
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435 |
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436 // For EDoubleSpan type scrollbar |
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437 TAknDoubleSpanScrollBarModel hDsSbarModel( hSbarModel ); |
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438 TAknDoubleSpanScrollBarModel vDsSbarModel( vSbarModel ); |
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439 |
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440 TEikScrollBarFrameLayout layout; |
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441 layout.iTilingMode = TEikScrollBarFrameLayout::EClientRectConstant; |
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442 |
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443 //not functional iSBFrame->TileL( &hDsSbarModel, &vDsSbarModel, rect, rect, layout ); |
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444 iSBFrame->Tile( &hDsSbarModel, &vDsSbarModel); |
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445 |
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446 TRect controlRect = iMedia->GetRegion()->GetRectangle(); |
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447 controlRect.Move( (iMedia->Presentation()->GetPlayer()-> |
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448 GetControl( iMedia->Presentation()))->Position() ); |
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449 |
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450 TAknWindowLineLayout hLayout( AknLayoutScalable_Apps::scroll_pane_cp018( 2 ) ); // laf value |
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451 AknLayoutUtils::LayoutHorizontalScrollBar( iSBFrame, controlRect, hLayout ); |
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452 TAknWindowLineLayout vLayout( AknLayoutScalable_Apps::scroll_pane_cp016( 2 ) ); // laf value |
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453 AknLayoutUtils::LayoutVerticalScrollBar( iSBFrame, controlRect, vLayout ); |
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454 |
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455 iSBFrame->SetVFocusPosToThumbPos( vDsSbarModel.FocusPosition() ); |
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456 iSBFrame->MoveHorizThumbTo( hDsSbarModel.FocusPosition() ); |
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457 |
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458 iNotYetDrawn = EFalse; |
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459 } |
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460 #else |
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461 |
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462 #endif |
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463 } |
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464 |
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465 |
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466 // --------------------------------------------------------- |
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467 // CSmilImageRenderer::Scroll |
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468 // Determines if scrolling is possible to specified direction. |
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469 // If it is calculates how many pixels can be scrolled to |
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470 // that direction (scrolling is performed on 1/4 of the original |
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471 // image size steps but can be smaller if available space limits it). |
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472 // Moving of souce rectangle and scrolling rectangle is done |
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473 // on mirror image due to they opposite coordinates. Active wait |
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474 // is used on scrolling. Active scheduler is started to |
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475 // wait until asynchronous operation triggered by source rectangle |
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476 // moving is completed. |
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477 // --------------------------------------------------------- |
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478 // |
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479 void CSmilImageRenderer::Scroll( TInt aDirX, TInt aDirY ) |
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480 { |
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481 #ifdef IMAGE_DEBUG |
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482 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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483 SMILUILOGGER_ENTERFN( "[SMILUI] Image: Scroll" ) |
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484 #endif |
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485 |
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486 |
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487 ScrollWithOutThumbUpdate( aDirX, aDirY ); |
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488 |
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489 #ifdef RD_SCALABLE_UI_V2 |
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490 //first moving in y-direction |
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491 if ( iThumbPosY > 0 && aDirY < 0 || |
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492 iThumbPosY < iScrollSpanY-KScrollStepFraction && aDirY > 0 ) |
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493 { |
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494 iThumbPosY += aDirY; |
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495 iSBFrame->MoveVertThumbTo( iThumbPosY ); |
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496 } |
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497 //then in x-direction |
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498 if ( iThumbPosX > 0 && aDirX < 0 || |
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499 iThumbPosX < iScrollSpanY-KScrollStepFraction && aDirX > 0 ) |
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500 { |
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501 iThumbPosX += aDirX; |
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502 iSBFrame->MoveHorizThumbTo( iThumbPosX ); |
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503 } |
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504 #endif |
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505 |
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506 |
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507 #ifdef IMAGE_DEBUG |
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508 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: Scroll" ) |
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509 #endif |
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510 } |
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511 |
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512 // ---------------------------------------------------------------------------- |
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513 // CSmilImageRenderer::PrepareMediaL |
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514 // ---------------------------------------------------------------------------- |
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515 // |
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516 void CSmilImageRenderer::PrepareMediaL() |
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517 { |
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518 #ifdef IMAGE_DEBUG |
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519 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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520 SMILUILOGGER_ENTERFN( "[SMILUI] Image: PrepareMediaL" ) |
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521 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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522 #endif |
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523 |
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524 if ( iCurrState == EReady ) |
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525 { |
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526 SetState( EHidden ); |
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527 } |
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528 |
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529 #ifdef IMAGE_DEBUG |
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530 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: PrepareMediaL" ) |
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531 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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532 #endif |
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533 } |
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534 |
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535 // ---------------------------------------------------------------------------- |
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536 // CSmilImageRenderer::SeekMediaL |
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537 // Seeking affects only animations. If animation is currently stopped |
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538 // to last frame and animation is wanted to start playback from the beginnning |
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539 // then only starting the engine again is neccessary. Otherwise speficied frame |
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540 // is converted. |
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541 // ---------------------------------------------------------------------------- |
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542 // |
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543 void CSmilImageRenderer::SeekMediaL(const TSmilTime& aTime) |
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544 { |
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545 #ifdef IMAGE_DEBUG |
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546 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
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547 SMILUILOGGER_ENTERFN( "[SMILUI] Image: SeekMediaL" ) |
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548 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
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549 #endif |
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550 |
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551 if ( iAnimation ) |
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552 { |
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553 // aTime is in milliseconds |
|
554 TInt time( aTime.Value() ); |
|
555 |
|
556 TInt frame( 0 ); |
|
557 if ( time > 0 && iSourceImage->IsAnimation() ) |
|
558 { |
|
559 TInt cumTime( 0 ); |
|
560 while ( cumTime <= time && frame < iSourceImage->AnimationFrameCount() ) |
|
561 { |
|
562 // cumTime is on millisecond and delay on microseconds. |
|
563 cumTime += iSourceImage->AnimationFrameDelay( frame ).Int() / 1000 + |
|
564 I64INT( iProcessingDelay.Int64() ); |
|
565 frame++; |
|
566 } |
|
567 frame--; |
|
568 } |
|
569 |
|
570 ConvertFrameL( frame ); |
|
571 |
|
572 if( aTime == 0 && iCurrState == EPlaying ) |
|
573 { |
|
574 #ifdef IMAGE_DEBUG |
|
575 SMILUILOGGER_WRITE( "[SMILUI] Image: iEngine->Play() in SeekMediaL()" ) |
|
576 #endif |
|
577 iEngine->Play(); |
|
578 } |
|
579 } |
|
580 |
|
581 #ifdef IMAGE_DEBUG |
|
582 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: SeekMediaL" ) |
|
583 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
584 #endif |
|
585 } |
|
586 |
|
587 // ---------------------------------------------------------------------------- |
|
588 // CSmilImageRenderer::ShowMediaL |
|
589 // ---------------------------------------------------------------------------- |
|
590 // |
|
591 void CSmilImageRenderer::ShowMediaL() |
|
592 { |
|
593 #ifdef IMAGE_DEBUG |
|
594 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
595 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ShowMediaL" ) |
|
596 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
597 #endif |
|
598 |
|
599 if ( iCurrState == EHidden ) |
|
600 { |
|
601 if ( iAnimation ) |
|
602 { |
|
603 #ifdef IMAGE_DEBUG |
|
604 SMILUILOGGER_WRITE( "[SMILUI] Image: iEngine->Play() in ShowMedia" ); |
|
605 #endif |
|
606 iEngine->Play(); |
|
607 } |
|
608 |
|
609 SetState( EPlaying ); |
|
610 |
|
611 iMedia->Redraw(); |
|
612 } |
|
613 |
|
614 #ifdef IMAGE_DEBUG |
|
615 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ShowMediaL" ) |
|
616 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
617 #endif |
|
618 } |
|
619 |
|
620 // ---------------------------------------------------------------------------- |
|
621 // CSmilImageRenderer::HideMedia |
|
622 // ---------------------------------------------------------------------------- |
|
623 // |
|
624 void CSmilImageRenderer::HideMedia() |
|
625 { |
|
626 #ifdef IMAGE_DEBUG |
|
627 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
628 SMILUILOGGER_ENTERFN( "[SMILUI] Image: HideMedia" ) |
|
629 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
630 #endif |
|
631 |
|
632 if ( iCurrState == EPlaying || |
|
633 iCurrState == EPaused ) |
|
634 { |
|
635 if ( iAnimation ) |
|
636 { |
|
637 #ifdef IMAGE_DEBUG |
|
638 SMILUILOGGER_WRITE( "[SMILUI] Image: iEngine->Stop()" ) |
|
639 #endif |
|
640 |
|
641 iEngine->Stop(); |
|
642 } |
|
643 |
|
644 SetState( EHidden ); |
|
645 } |
|
646 |
|
647 iMedia->Redraw(); |
|
648 #ifdef RD_SCALABLE_UI_V2 |
|
649 iNotYetDrawn = ETrue; |
|
650 if ( iSBFrame ) |
|
651 { |
|
652 TRAP_IGNORE( iSBFrame->SetScrollBarVisibilityL( CEikScrollBarFrame::EOff, |
|
653 CEikScrollBarFrame::EOff ) ); |
|
654 } |
|
655 #endif |
|
656 #ifdef IMAGE_DEBUG |
|
657 SMILUILOGGER_ENTERFN( "[SMILUI] Image: HideMedia" ) |
|
658 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
659 #endif |
|
660 } |
|
661 |
|
662 // ---------------------------------------------------------------------------- |
|
663 // CSmilImageRenderer::FreezeMedia |
|
664 // ---------------------------------------------------------------------------- |
|
665 // |
|
666 void CSmilImageRenderer::FreezeMedia() |
|
667 { |
|
668 #ifdef IMAGE_DEBUG |
|
669 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
670 SMILUILOGGER_ENTERFN( "[SMILUI] Image: FreezeMedia" ) |
|
671 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
672 #endif |
|
673 |
|
674 if ( iCurrState == EPlaying ) |
|
675 { |
|
676 SetState( EPaused ); |
|
677 |
|
678 if ( iAnimation ) |
|
679 { |
|
680 iEngine->Stop(); |
|
681 } |
|
682 } |
|
683 |
|
684 #ifdef IMAGE_DEBUG |
|
685 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: FreezeMedia" ) |
|
686 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
687 #endif |
|
688 } |
|
689 |
|
690 // ---------------------------------------------------------------------------- |
|
691 // CSmilImageRenderer::ResumeMedia |
|
692 // ---------------------------------------------------------------------------- |
|
693 // |
|
694 void CSmilImageRenderer::ResumeMedia() |
|
695 { |
|
696 #ifdef IMAGE_DEBUG |
|
697 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
698 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ResumeMedia" ) |
|
699 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
700 #endif |
|
701 |
|
702 if ( iCurrState == EPaused ) |
|
703 { |
|
704 if ( iAnimation ) |
|
705 { |
|
706 #ifdef IMAGE_DEBUG |
|
707 SMILUILOGGER_WRITE( "[SMILUI] Image: iEngine->Play() in ResumeMedia" ) |
|
708 #endif |
|
709 |
|
710 iEngine->Play(); |
|
711 } |
|
712 |
|
713 SetState( EPlaying ); |
|
714 |
|
715 iMedia->Redraw(); |
|
716 } |
|
717 |
|
718 #ifdef IMAGE_DEBUG |
|
719 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ResumeMedia" ) |
|
720 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
721 #endif |
|
722 } |
|
723 |
|
724 // ---------------------------------------------------------------------------- |
|
725 // CSmilImageRenderer::Close |
|
726 // ---------------------------------------------------------------------------- |
|
727 // |
|
728 void CSmilImageRenderer::Close() |
|
729 { |
|
730 #ifdef IMAGE_DEBUG |
|
731 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
732 SMILUILOGGER_ENTERFN( "[SMILUI] Image: Close()" ) |
|
733 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
734 #endif |
|
735 |
|
736 delete this; |
|
737 |
|
738 #ifdef IMAGE_DEBUG |
|
739 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: Close()" ) |
|
740 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
741 #endif |
|
742 } |
|
743 |
|
744 // ---------------------------------------------------------------------------- |
|
745 // CSmilImageRenderer::InitializeViewerL |
|
746 // Specific option is needed to trigger scaling without maintaining |
|
747 // aspect ratio. On this case also zoom ration cannot be set.Source rectangle |
|
748 // position is always set to top left corner. |
|
749 // ---------------------------------------------------------------------------- |
|
750 // |
|
751 void CSmilImageRenderer::InitializeViewerL() |
|
752 { |
|
753 #ifdef IMAGE_DEBUG |
|
754 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
755 SMILUILOGGER_ENTERFN( "[SMILUI] Image: InitializeViewerL" ) |
|
756 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
757 #endif |
|
758 |
|
759 TSize imageSize( iSourceImage->Size() ); |
|
760 |
|
761 TSize viewerSize( iSourceImage->Size() ); |
|
762 TReal zoomRatio( 1.0 ); |
|
763 TUint32 options( 0 ); |
|
764 |
|
765 if ( iMedia->GetRegion() ) |
|
766 { |
|
767 TSize regionSize( iMedia->GetRegion()->GetRectangle().Size() ); |
|
768 |
|
769 switch ( iMedia->GetRegion()->GetFit() ) |
|
770 { |
|
771 // FILL: Scale image to fit region exactly. |
|
772 case MSmilRegion::EFill: |
|
773 { |
|
774 viewerSize = regionSize; |
|
775 options = MIHLImageViewer::EOptionIgnoreAspectRatio; |
|
776 break; |
|
777 } |
|
778 // MEET: Image fits in region. Aspect ration maintained. |
|
779 case MSmilRegion::EMeet: |
|
780 { |
|
781 zoomRatio = CalculateMeetRatio( regionSize, imageSize ); |
|
782 viewerSize = regionSize; |
|
783 break; |
|
784 } |
|
785 // SLICE: Image fills region. Aspect ration maintained. |
|
786 case MSmilRegion::ESlice: |
|
787 { |
|
788 zoomRatio = CalculateSliceRatio( regionSize, imageSize ); |
|
789 viewerSize = regionSize; |
|
790 break; |
|
791 } |
|
792 case MSmilRegion::EScroll: |
|
793 case MSmilRegion::EHidden: |
|
794 default: |
|
795 { |
|
796 // Hidden changed to support scrolling. |
|
797 viewerSize = regionSize; |
|
798 break; |
|
799 } |
|
800 } |
|
801 } |
|
802 |
|
803 iEngine = IHLViewerFactory::CreateImageViewerL( viewerSize, |
|
804 *iSourceImage, |
|
805 *iDestinationBitmap, |
|
806 *this, |
|
807 options ); |
|
808 |
|
809 if( options == 0 ) // == keep aspect ration |
|
810 { |
|
811 User::LeaveIfError( iEngine->SetZoomRatio( zoomRatio ) ); |
|
812 } |
|
813 |
|
814 User::LeaveIfError( iEngine->SetSourceRectPosition( TPoint( 0, 0 ) ) ); |
|
815 |
|
816 TTime startTime; |
|
817 startTime.HomeTime(); |
|
818 |
|
819 ConvertFrameL( 0 ); |
|
820 |
|
821 TTime stopTime; |
|
822 stopTime.HomeTime(); |
|
823 |
|
824 iProcessingDelay = stopTime.MicroSecondsFrom( startTime ).Int64() / 1000 + KProcessingDelayOffset ; |
|
825 |
|
826 |
|
827 #ifdef IMAGE_DEBUG |
|
828 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: InitializeViewerL" ) |
|
829 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
830 #endif |
|
831 } |
|
832 |
|
833 // ---------------------------------------------------------------------------- |
|
834 // CSmilImageRenderer::ConvertFrameL |
|
835 // Triggers active wait (i.e. active scheduler is started to wait |
|
836 // until frame conver has been finished) if current state is set to not ready. |
|
837 // ---------------------------------------------------------------------------- |
|
838 // |
|
839 void CSmilImageRenderer::ConvertFrameL( TInt aFrame ) |
|
840 { |
|
841 #ifdef IMAGE_DEBUG |
|
842 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
843 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ConvertFrameL" ) |
|
844 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
845 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: currentFrame=%d"), |
|
846 iEngine->AnimationFrame() ); |
|
847 #endif |
|
848 |
|
849 if ( iSourceImage->IsAnimation() && |
|
850 aFrame <= iSourceImage->AnimationFrameCount()) |
|
851 { |
|
852 #ifdef IMAGE_DEBUG |
|
853 SMILUILOGGER_WRITE( "[SMILUI] Image: iEngine->SetAnimationFrame()" ) |
|
854 #endif |
|
855 iError = iEngine->SetAnimationFrame( aFrame ); |
|
856 } |
|
857 |
|
858 if ( iCurrState == ENotReady ) |
|
859 { |
|
860 #ifdef IMAGE_DEBUG |
|
861 SMILUILOGGER_WRITE( "[SMILUI] Image: BeginActiveWait() starts" ) |
|
862 #endif |
|
863 |
|
864 BeginActiveWait(); // Stopped at ViewerBitmapChangedL function |
|
865 |
|
866 #ifdef IMAGE_DEBUG |
|
867 SMILUILOGGER_WRITE( "[SMILUI] Image: BeginActiveWait() ends" ) |
|
868 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iError=%d"), iError ); |
|
869 #endif |
|
870 |
|
871 User::LeaveIfError( iError ); |
|
872 } |
|
873 |
|
874 |
|
875 #ifdef IMAGE_DEBUG |
|
876 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ConvertFrameL" ) |
|
877 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
878 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: currentFrame=%d"), |
|
879 iEngine->AnimationFrame() ); |
|
880 #endif |
|
881 } |
|
882 |
|
883 // ---------------------------------------------------------------------------- |
|
884 // CSmilImageRenderer::SetupScrolling |
|
885 // Initializes the scroll rectangle and determines if scrolling is allowed. |
|
886 // ---------------------------------------------------------------------------- |
|
887 // |
|
888 void CSmilImageRenderer::SetupScrollingL() |
|
889 { |
|
890 #ifdef IMAGE_DEBUG |
|
891 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
892 SMILUILOGGER_ENTERFN( "[SMILUI] Image: SetupScrollingL" ) |
|
893 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
894 #endif |
|
895 |
|
896 iImageScrollRect.SetRect( iMedia->GetRectangle().iTl, TSize( iSourceSize.iWidth * iEngine->ZoomRatio(), |
|
897 iSourceSize.iHeight * iEngine->ZoomRatio() ) ); |
|
898 |
|
899 if ( iMedia->GetRegion() ) |
|
900 { |
|
901 if ( IsScrollingPossible( EScrollDown ) || |
|
902 IsScrollingPossible( EScrollRight ) ) |
|
903 { |
|
904 iIsScrollable = ETrue; |
|
905 User::LeaveIfError( iEngine->SetSourceRectPosition( TPoint( 0,0 ) ) ); |
|
906 } |
|
907 } |
|
908 |
|
909 #ifdef IMAGE_DEBUG |
|
910 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: SetupScrollingL" ) |
|
911 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
912 #endif |
|
913 } |
|
914 |
|
915 // ---------------------------------------------------------------------------- |
|
916 // CSmilImageRenderer::ActivateL |
|
917 // Removes activation and notifies renderer that animation loop has ended. |
|
918 // ---------------------------------------------------------------------------- |
|
919 // |
|
920 void CSmilImageRenderer::ActivateL( const TSmilTime& /*aTime*/ ) |
|
921 { |
|
922 iMedia->CancelActive( this ); |
|
923 iMedia->RendererAtEndL(); |
|
924 } |
|
925 |
|
926 // ---------------------------------------------------------------------------- |
|
927 // CSmilImageRenderer::ViewerBitmapChangedL |
|
928 // Stops the engine and sets timer to notify the SMIL engine about the end |
|
929 // if this was the last frame of animation. |
|
930 // State is changed to previous one. Changed bitmap is drawing is |
|
931 // called if renderer is visible and active wait is ended if neccessary. |
|
932 // ---------------------------------------------------------------------------- |
|
933 // |
|
934 void CSmilImageRenderer::ViewerBitmapChangedL() |
|
935 { |
|
936 #ifdef IMAGE_DEBUG |
|
937 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
938 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ViewerBitmapChangedL" ) |
|
939 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
940 #endif |
|
941 |
|
942 if ( iSourceImage->IsAnimation() ) |
|
943 { |
|
944 #ifdef IMAGE_DEBUG |
|
945 SMILUILOGGER_WRITE( "[SMILUI] Image: AnimationFrameChanged " ) |
|
946 #endif |
|
947 |
|
948 if ( iEngine->AnimationFrame() == iSourceImage->AnimationFrameCount() - 1 ) |
|
949 { |
|
950 #ifdef IMAGE_DEBUG |
|
951 SMILUILOGGER_WRITE( "[SMILUI] Image: iMedia->RendererAtEndL()" ) |
|
952 #endif |
|
953 |
|
954 // Last frame's delay should be counted to the animation duration or |
|
955 // else first frame is shown too quickly when looping. |
|
956 TSmilTime delay( iSourceImage->AnimationFrameDelay( iEngine->AnimationFrame() ).Int() / 1000 ); |
|
957 |
|
958 // Calls SMIL engine to call ActivateL function after delay time. |
|
959 iMedia->AfterL( this, |
|
960 delay, |
|
961 EFalse ); |
|
962 |
|
963 #ifdef IMAGE_DEBUG |
|
964 SMILUILOGGER_WRITE( "[SMILUI] Image: iEngine->Stop()" ) |
|
965 #endif |
|
966 iEngine->Stop(); |
|
967 } |
|
968 } |
|
969 |
|
970 if ( iCurrState == ENotReady ) |
|
971 { |
|
972 SetState( ( iPrevState == ENotReady ) ? EReady : iPrevState ); |
|
973 } |
|
974 |
|
975 if ( iCurrState == EPlaying || iCurrState == EPaused ) |
|
976 { |
|
977 iMedia->Redraw(); |
|
978 } |
|
979 |
|
980 #ifdef IMAGE_DEBUG |
|
981 SMILUILOGGER_WRITE( "[SMILUI] Image: EndActiveWait()" ) |
|
982 #endif |
|
983 |
|
984 // Does nothing if there is no waiter. |
|
985 EndActiveWait(); |
|
986 |
|
987 #ifdef IMAGE_DEBUG |
|
988 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ViewerBitmapChangedL" ) |
|
989 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
990 #endif |
|
991 } |
|
992 |
|
993 // ---------------------------------------------------------------------------- |
|
994 // CSmilImageRenderer::ViewerError |
|
995 // Stores the error and ends active wait if neccessary. |
|
996 // ---------------------------------------------------------------------------- |
|
997 // |
|
998 void CSmilImageRenderer::ViewerError( TInt aError ) |
|
999 { |
|
1000 #ifdef IMAGE_DEBUG |
|
1001 SMILUILOGGER_WRITE_TIMESTAMP( " --------------------------------" ) |
|
1002 SMILUILOGGER_ENTERFN( "[SMILUI] Image: ViewerError" ) |
|
1003 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: iCurrState=%d"), iCurrState ); |
|
1004 SMILUILOGGER_WRITEF( _L("[SMILUI] Image: aError=%d"), aError ); |
|
1005 #endif |
|
1006 |
|
1007 iError = aError; |
|
1008 |
|
1009 // Does nothing if there is no waiter. |
|
1010 EndActiveWait(); |
|
1011 |
|
1012 #ifdef IMAGE_DEBUG |
|
1013 SMILUILOGGER_LEAVEFN( "[SMILUI] Image: ViewerError" ) |
|
1014 #endif |
|
1015 } |
|
1016 |
|
1017 // ---------------------------------------------------------------------------- |
|
1018 // CSmilImageRenderer::CalculateMeetRatio |
|
1019 // Calculates correct zoom ratio for meet fit attribute (i.e. bitmap should preserve |
|
1020 // aspect ratio and be shown fully on region as large as possible). Correct |
|
1021 // zoom ratio is smaller of the width and height original image size and |
|
1022 // region image size ratios. |
|
1023 // ---------------------------------------------------------------------------- |
|
1024 // |
|
1025 TReal CSmilImageRenderer::CalculateMeetRatio( const TSize& aRegion, |
|
1026 const TSize& aImage ) const |
|
1027 { |
|
1028 TReal widthRatio = static_cast<TReal>( aRegion.iWidth ) / |
|
1029 static_cast<TReal>( aImage.iWidth ); |
|
1030 TReal heightRatio = static_cast<TReal>( aRegion.iHeight ) / |
|
1031 static_cast<TReal>( aImage.iHeight ); |
|
1032 return ( widthRatio < heightRatio ) ? widthRatio : heightRatio; |
|
1033 } |
|
1034 |
|
1035 // ---------------------------------------------------------------------------- |
|
1036 // CSmilImageRenderer::CalculateSliceRatio( const TSize& aRegion, |
|
1037 // const TSize& aImage ) const |
|
1038 // Calculates correct zoom ratio for slice fit attribute (i.e. bitmap should preserve |
|
1039 // aspect ratio and be shown as big as possible so that atleast either height |
|
1040 // or width is shown fully). Correct zoom ratio is larger of the width and |
|
1041 // height original image size and region image size ratios. |
|
1042 // ---------------------------------------------------------------------------- |
|
1043 // |
|
1044 TReal CSmilImageRenderer::CalculateSliceRatio( const TSize& aRegion, |
|
1045 const TSize& aImage ) const |
|
1046 { |
|
1047 TReal widthRatio = static_cast<TReal>( aRegion.iWidth ) / |
|
1048 static_cast<TReal>( aImage.iWidth ); |
|
1049 TReal heightRatio = static_cast<TReal>( aRegion.iHeight ) / |
|
1050 static_cast<TReal>( aImage.iHeight ); |
|
1051 return ( widthRatio > heightRatio ) ? widthRatio : heightRatio; |
|
1052 } |
|
1053 |
|
1054 |
|
1055 // ---------------------------------------------------------------------------- |
|
1056 // CSmilImageRenderer::SetState |
|
1057 // Old state is saved so that it can be "reloaded" when neccessary. |
|
1058 // ---------------------------------------------------------------------------- |
|
1059 // |
|
1060 void CSmilImageRenderer::SetState( TInt aNewState ) |
|
1061 { |
|
1062 iPrevState = iCurrState; |
|
1063 iCurrState = aNewState; |
|
1064 } |
|
1065 |
|
1066 // ---------------------------------------------------------------------------- |
|
1067 // CSmilImageRenderer::IsScrollingPossible |
|
1068 // Scrolling determined to be possible if there is atleast one pixel to move |
|
1069 // on specified direction. |
|
1070 // ---------------------------------------------------------------------------- |
|
1071 // |
|
1072 TBool CSmilImageRenderer::IsScrollingPossible( TDirection aDirection ) const |
|
1073 { |
|
1074 TRect sourceRect( iEngine->SourceRect() ); |
|
1075 TSize sourceSize( iEngine->SourceSize() ); |
|
1076 |
|
1077 switch ( aDirection ) |
|
1078 { |
|
1079 case EScrollUp: |
|
1080 { |
|
1081 return ( sourceRect.iTl.iY > 0 ); |
|
1082 } |
|
1083 case EScrollDown: |
|
1084 { |
|
1085 return ( sourceRect.iBr.iY < sourceSize.iHeight ); |
|
1086 } |
|
1087 case EScrollRight: |
|
1088 { |
|
1089 return ( sourceRect.iBr.iX < sourceSize.iWidth ); |
|
1090 } |
|
1091 case EScrollLeft: |
|
1092 { |
|
1093 return ( sourceRect.iTl.iX > 0 ); |
|
1094 } |
|
1095 default: |
|
1096 { |
|
1097 break; |
|
1098 } |
|
1099 } |
|
1100 |
|
1101 return EFalse; |
|
1102 } |
|
1103 |
|
1104 // ---------------------------------------------------------------------------- |
|
1105 // CSmilImageRenderer::CalculateScrollStepSize |
|
1106 // Scrolling step (i.e. the amount of pixels to scroll on given direction) is |
|
1107 // calculated to be maximum 1/4 of original image size but no larger than |
|
1108 // available space. |
|
1109 // ---------------------------------------------------------------------------- |
|
1110 // |
|
1111 void CSmilImageRenderer::CalculateScrollStepSize( TDirection aDirection , |
|
1112 TSize& aScrollingStep, TInt aStepSize |
|
1113 ) const |
|
1114 { |
|
1115 TRect sourceRect( iEngine->SourceRect() ); |
|
1116 TSize sourceSize( iEngine->SourceSize() ); |
|
1117 |
|
1118 switch ( aDirection ) |
|
1119 { |
|
1120 case EScrollLeft: |
|
1121 { |
|
1122 aScrollingStep.iWidth = aStepSize*sourceRect.Size().iWidth / KScrollStepFraction; |
|
1123 if ( sourceRect.iTl.iX - aScrollingStep.iWidth <= 0 ) |
|
1124 { |
|
1125 aScrollingStep.iWidth = sourceRect.iTl.iX; |
|
1126 } |
|
1127 aScrollingStep.iWidth = -aScrollingStep.iWidth; |
|
1128 break; |
|
1129 } |
|
1130 case EScrollRight: |
|
1131 { |
|
1132 aScrollingStep.iWidth = aStepSize*sourceRect.Size().iWidth / KScrollStepFraction; |
|
1133 if ( sourceRect.iBr.iX + aScrollingStep.iWidth >= sourceSize.iWidth ) |
|
1134 { |
|
1135 aScrollingStep.iWidth = sourceSize.iWidth - sourceRect.iBr.iX; |
|
1136 } |
|
1137 break; |
|
1138 } |
|
1139 case EScrollUp: |
|
1140 { |
|
1141 aScrollingStep.iHeight = aStepSize*sourceRect.Size().iHeight / KScrollStepFraction; |
|
1142 if ( sourceRect.iTl.iY - aScrollingStep.iHeight <= 0 ) |
|
1143 { |
|
1144 aScrollingStep.iHeight = sourceRect.iTl.iY; |
|
1145 } |
|
1146 aScrollingStep.iHeight = -aScrollingStep.iHeight; |
|
1147 break; |
|
1148 } |
|
1149 default: |
|
1150 case EScrollDown: |
|
1151 { |
|
1152 aScrollingStep.iHeight = aStepSize*sourceRect.Size().iHeight / KScrollStepFraction; |
|
1153 if ( sourceRect.iBr.iY + aScrollingStep.iHeight >= sourceSize.iHeight ) |
|
1154 { |
|
1155 aScrollingStep.iHeight = sourceSize.iHeight - sourceRect.iBr.iY; |
|
1156 } |
|
1157 break; |
|
1158 } |
|
1159 } |
|
1160 } |
|
1161 |
|
1162 #ifdef RD_SCALABLE_UI_V2 |
|
1163 // ----------------------------------------------------------------------------- |
|
1164 // CSmilImageRenderer::HandleScrollEventL |
|
1165 // ----------------------------------------------------------------------------- |
|
1166 // |
|
1167 void CSmilImageRenderer::HandleScrollEventL( |
|
1168 CEikScrollBar* aScrollBar, TEikScrollEvent aEventType ) |
|
1169 { |
|
1170 //get thumb pos for x and y |
|
1171 TInt oldThumbPos = 0; |
|
1172 |
|
1173 //active wait check here?? |
|
1174 |
|
1175 //check which scrollbar is being used |
|
1176 if ( aScrollBar == iSBFrame->GetScrollBarHandle(CEikScrollBar::EVertical) ) |
|
1177 { |
|
1178 oldThumbPos = iThumbPosY; |
|
1179 iThumbPosY = aScrollBar->ThumbPosition(); |
|
1180 } |
|
1181 else |
|
1182 { |
|
1183 oldThumbPos = iThumbPosX; |
|
1184 iThumbPosX = aScrollBar->ThumbPosition(); |
|
1185 } |
|
1186 |
|
1187 |
|
1188 if ( AknLayoutUtils::PenEnabled() ) |
|
1189 { |
|
1190 switch ( aEventType ) |
|
1191 { |
|
1192 case EEikScrollUp: |
|
1193 |
|
1194 ScrollWithOutThumbUpdate( 0, -KScrollValue ); |
|
1195 break; |
|
1196 case EEikScrollDown: |
|
1197 ScrollWithOutThumbUpdate( 0, KScrollValue ); |
|
1198 break; |
|
1199 case EEikScrollPageUp: |
|
1200 { |
|
1201 ScrollWithOutThumbUpdate( 0, -KScrollStepFraction*KScrollValue ); |
|
1202 break; |
|
1203 } |
|
1204 case EEikScrollPageDown: |
|
1205 { |
|
1206 ScrollWithOutThumbUpdate( 0, KScrollStepFraction*KScrollValue ); |
|
1207 break; |
|
1208 } |
|
1209 case EEikScrollThumbDragVert: |
|
1210 { |
|
1211 if ( !iWait.IsStarted() )// -ignoring events if busy |
|
1212 { |
|
1213 ScrollWithOutThumbUpdate( 0, iThumbPosY - oldThumbPos ); |
|
1214 } |
|
1215 else //restoring old thumb value |
|
1216 {// in theory the new iThumbPosY might not correspond the the |
|
1217 //actual position, but in tests this does not seem to cause problems |
|
1218 iThumbPosY = oldThumbPos; |
|
1219 } |
|
1220 break; |
|
1221 } |
|
1222 |
|
1223 case EEikScrollThumbDragHoriz: |
|
1224 { |
|
1225 if ( !iWait.IsStarted() )// -ignoring events if busy |
|
1226 { |
|
1227 ScrollWithOutThumbUpdate( iThumbPosX-oldThumbPos, 0 ); |
|
1228 } |
|
1229 else //restoring old thumb value |
|
1230 { |
|
1231 iThumbPosX = oldThumbPos; |
|
1232 } |
|
1233 break; |
|
1234 } |
|
1235 |
|
1236 case EEikScrollLeft: |
|
1237 { |
|
1238 ScrollWithOutThumbUpdate( -KScrollValue, 0 ); |
|
1239 break; |
|
1240 } |
|
1241 |
|
1242 case EEikScrollRight: |
|
1243 { |
|
1244 ScrollWithOutThumbUpdate( KScrollValue, 0 ); |
|
1245 break; |
|
1246 } |
|
1247 case EEikScrollPageLeft: |
|
1248 { |
|
1249 ScrollWithOutThumbUpdate( -KScrollStepFraction*KScrollValue, 0 ); |
|
1250 break; |
|
1251 } |
|
1252 case EEikScrollPageRight: |
|
1253 { |
|
1254 ScrollWithOutThumbUpdate( KScrollStepFraction*KScrollValue, 0 ); |
|
1255 break; |
|
1256 } |
|
1257 |
|
1258 case EEikScrollThumbReleaseHoriz: |
|
1259 case EEikScrollThumbReleaseVert: |
|
1260 case EEikScrollHome: |
|
1261 case EEikScrollTop: |
|
1262 case EEikScrollEnd: |
|
1263 case EEikScrollBottom: |
|
1264 default: |
|
1265 // Do nothing |
|
1266 break; |
|
1267 } |
|
1268 } |
|
1269 } |
|
1270 #else |
|
1271 void CSmilImageRenderer::HandleScrollEventL( |
|
1272 CEikScrollBar* /*aScrollBar*/, TEikScrollEvent /*aEventType*/ ) |
|
1273 { } |
|
1274 #endif |
|
1275 |
|
1276 // ----------------------------------------------------------------------------- |
|
1277 // CSmilImageRenderer::ScrollWithOutThumbUpdate |
|
1278 // ----------------------------------------------------------------------------- |
|
1279 // |
|
1280 void CSmilImageRenderer::ScrollWithOutThumbUpdate( TInt aDirX, TInt aDirY ) |
|
1281 { |
|
1282 TSize scrollingStep; |
|
1283 |
|
1284 if ( ( aDirX < 0 ) && IsScrollingPossible( EScrollLeft ) ) |
|
1285 { |
|
1286 SetState( ENotReady ); |
|
1287 #ifdef RD_SCALABLE_UI_V2 |
|
1288 CalculateScrollStepSize( EScrollLeft, scrollingStep, -aDirX ); |
|
1289 #else |
|
1290 CalculateScrollStepSize( EScrollLeft, scrollingStep ); |
|
1291 #endif |
|
1292 } |
|
1293 else if ( ( aDirX > 0 ) && IsScrollingPossible( EScrollRight ) ) |
|
1294 { |
|
1295 SetState( ENotReady ); |
|
1296 #ifdef RD_SCALABLE_UI_V2 |
|
1297 CalculateScrollStepSize( EScrollRight, scrollingStep, aDirX ); |
|
1298 #else |
|
1299 CalculateScrollStepSize( EScrollRight, scrollingStep ); |
|
1300 #endif |
|
1301 } |
|
1302 |
|
1303 if ( ( aDirY < 0 ) && IsScrollingPossible( EScrollUp ) ) |
|
1304 { |
|
1305 SetState( ENotReady ); |
|
1306 #ifdef RD_SCALABLE_UI_V2 |
|
1307 CalculateScrollStepSize( EScrollUp, scrollingStep, -aDirY ); |
|
1308 #else |
|
1309 CalculateScrollStepSize( EScrollUp, scrollingStep ); |
|
1310 #endif |
|
1311 } |
|
1312 else if ( ( aDirY > 0 ) && IsScrollingPossible( EScrollDown ) ) |
|
1313 { |
|
1314 SetState( ENotReady ); |
|
1315 #ifdef RD_SCALABLE_UI_V2 |
|
1316 CalculateScrollStepSize( EScrollDown, scrollingStep, aDirY ); |
|
1317 #else |
|
1318 CalculateScrollStepSize( EScrollDown, scrollingStep ); |
|
1319 #endif |
|
1320 } |
|
1321 |
|
1322 if ( iCurrState == ENotReady && iEngine ) |
|
1323 { |
|
1324 TInt result = iEngine->MoveSourceRect( scrollingStep.iWidth, |
|
1325 scrollingStep.iHeight ); |
|
1326 if ( result == KErrNone ) |
|
1327 { |
|
1328 iImageScrollRect.Move( -scrollingStep.iWidth, |
|
1329 -scrollingStep.iHeight ); |
|
1330 BeginActiveWait(); |
|
1331 |
|
1332 iMedia->Redraw(); |
|
1333 } |
|
1334 } |
|
1335 } |
|
1336 |
|
1337 // End of File |
|
1338 |