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1 /* |
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2 * Copyright (c) 2002-2004 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: Controls call object loading. |
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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 #ifndef CBUBBLECALLOBJECTMANAGER_H |
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21 #define CBUBBLECALLOBJECTMANAGER_H |
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22 |
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23 // INCLUDES |
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24 #include <gdi.h> |
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25 #include <gulicon.h> |
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26 #include <avkon.hrh> |
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27 |
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28 #include "BMBubbleManager.h" |
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29 #include "BMMediaReaderObserver.h" |
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30 |
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31 // CONSTANTS |
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32 |
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33 // DATA TYPES |
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34 |
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35 // FORWARD DECLARATIONS |
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36 class CIdle; |
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37 class MBubbleMediaReader; |
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38 class CImageManager; |
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39 |
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40 // CLASS DECLARATION |
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41 |
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42 /** |
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43 * Controls call object loading. |
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44 * |
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45 * @lib BubbleManager.lib |
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46 * @since Series 60 3.0 |
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47 */ |
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48 class CBubbleCallObjectManager : public CBase, |
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49 public MBubbleMediaReaderObserver |
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50 { |
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51 public: |
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52 class TImageLoadingParams |
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53 { |
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54 public: |
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55 // Source fills the main pane. |
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56 TSize iPreferredSize; |
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57 // Source image is smaller than main pane. |
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58 TSize iTinyImageSize; |
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59 // Size used in incall bubble clips. |
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60 TSize iThumbnailSize; |
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61 // Display mode |
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62 TDisplayMode iDisplayMode; |
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63 }; |
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64 |
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65 public: // Constructors and destructor |
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66 |
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67 /** |
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68 * Two-phased constructor. |
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69 * @param aBubbleManager Bubble manager reference. |
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70 * @return New instance |
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71 */ |
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72 static CBubbleCallObjectManager* NewL( |
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73 CBubbleManager& aBubbleManager ); |
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74 |
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75 /** |
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76 * Destructor. |
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77 */ |
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78 virtual ~CBubbleCallObjectManager(); |
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79 |
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80 public: // New functions |
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81 |
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82 // Call object loading |
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83 |
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84 /** |
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85 * Start loading image from given file. |
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86 * @param aBubbleId Bubble id which image belongs. |
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87 * @param aFileName Image file name. |
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88 * @param aParams Image loading parameters. |
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89 */ |
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90 void LoadImageFromFile( |
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91 const CBubbleManager::TBubbleId& aBubbleId, |
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92 const TDesC& aFileName, |
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93 const TImageLoadingParams& aParams ); |
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94 |
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95 /** |
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96 * Start loading image from given text. |
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97 * @param aBubbleId Bubble id which image belongs. |
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98 * @param aText Text for image generation. |
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99 * @param aParams Image loading parameters. |
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100 */ |
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101 void LoadImageFromText( |
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102 const CBubbleManager::TBubbleId& aBubbleId, |
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103 const TDesC& aText, |
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104 const TImageLoadingParams& aParams ); |
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105 |
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106 /** |
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107 * Cancel call object loading. |
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108 * @param aBubbleId Bubble id. |
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109 */ |
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110 void CancelCallObjectLoading( |
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111 const CBubbleManager::TBubbleId& aBubbleId ); |
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112 |
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113 /** |
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114 * Sets image loading to suspended state. Loading can |
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115 * be continued by calling Resume(). |
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116 */ |
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117 void Suspend(); |
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118 |
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119 /** |
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120 * Resumes image loading that has been set to suspended |
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121 * state by calling Suspend(). |
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122 */ |
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123 TInt Resume(); |
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124 |
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125 /** |
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126 * Load call theme image. |
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127 * @param aImageManager Image manager. |
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128 * @param aSize Image size. |
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129 */ |
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130 void LoadCallThemeImage( |
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131 CBubbleImageManager& aImageManager, |
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132 const TSize& aSize ); |
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133 |
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134 /** |
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135 * Release call theme image. |
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136 */ |
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137 void ReleaseCallThemeImage(); |
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138 |
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139 /** |
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140 * Resizes call theme image. |
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141 * @param aSize New image size. |
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142 */ |
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143 void ResizeCallThemeImage( const TSize& aSize ); |
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144 |
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145 /** |
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146 * Returns call theme icon. |
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147 * @return Call theme image icon. |
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148 */ |
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149 CGulIcon* CallThemeImageIcon(); |
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150 |
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151 private: // Constructors |
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152 |
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153 /** |
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154 * C++ default constructor. |
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155 */ |
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156 CBubbleCallObjectManager( CBubbleManager& aBubbleManager ); |
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157 |
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158 /** |
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159 * By default Symbian 2nd phase constructor is private. |
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160 */ |
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161 void ConstructL( ); |
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162 |
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163 private: // From MBubbleMediaReaderObserver |
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164 void FrameBufferDataChanged(); |
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165 void ReaderError( TInt aError ); |
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166 |
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167 private: |
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168 void Reset(); |
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169 void ReadFromFileL( const TDesC& aFileName, |
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170 const TSize& aPreferredImageSize, |
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171 const TSize& aTinyImageSize ); |
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172 static TInt IdleProcessorCallback( TAny* aThis ); |
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173 void DoLoadImageInIdleL(); |
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174 void DoDeleteReaderInIdle(); |
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175 void DoHandleFrameBufferDataL(); |
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176 void DoResumeL(); |
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177 TBool LoadThumbnailVersion(); |
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178 void AllocateCallThemeImageIconL( CBubbleImageManager& aImageManager ); |
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179 void DoInitializeIcons(); |
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180 |
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181 private: // Private type definition |
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182 enum TLoadingState |
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183 { |
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184 EBMLoaderReady, |
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185 EBMLoadingImage, |
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186 EBMLoadingThumbnail, |
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187 EBMLoadingText, |
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188 EBMAnimating, |
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189 EBMDeleting, |
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190 EBMSuspended, |
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191 EBMInitializingIcon |
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192 }; |
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193 |
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194 private: // Data |
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195 // Bubble manager reference |
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196 CBubbleManager& iBubbleManager; |
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197 |
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198 // Loading state |
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199 TLoadingState iLoadingState; |
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200 TInt iBubbleId; |
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201 TImageLoadingParams iImageLoadParams; |
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202 MBubbleMediaReader* iMediaReader; // Owned |
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203 CIdle* iIdleProcessor; // Owned |
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204 HBufC* iCallText; // Owned |
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205 HBufC* iCallImage; // Owned |
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206 CGulIcon* iCallThemeImageIcon; // Owned |
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207 TSize iCallThemeImageSize; |
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208 }; |
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209 |
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210 #endif // CBUBBLECALLOBJECTMANAGER_H |
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211 |
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212 // End of File |