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1 /* |
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2 * Copyright (c) 2008-2009 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: Texture Manager component |
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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 |
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21 #ifndef C_GLXTEXTUREMANAGER_H |
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22 #define C_GLXTEXTUREMANAGER_H |
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23 |
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24 #include <e32base.h> |
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25 #include <gdi.h> |
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26 #include <AknsConstants.h> |
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27 #include <glxmediaid.h> |
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28 #include "mglxskinchangeobserver.h" |
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29 |
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30 class TAknsItemID; |
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31 class CAlfTexture; |
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32 class TMPXAttribute; |
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33 class CGlxDRMUtility; |
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34 class CGlxMedia; |
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35 class CAlfImageLoaderUtil; |
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36 class CAlfTextureManager; |
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37 class MGlxCache; |
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38 class TGlxMedia; |
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39 class CGlxResolutionUtility; |
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40 class CGlxTextureManagerImpl; |
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41 class MGlxTextureObserver; |
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42 |
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43 /** |
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44 * CGlxTextureManager |
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45 * |
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46 * Texture Manager component. |
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47 * |
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48 * @author David Holland |
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49 * |
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50 */ |
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51 NONSHARABLE_CLASS ( CGlxTextureManager ) : public CBase, |
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52 public MGlxSkinChangeObserver |
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53 { |
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54 public: |
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55 /** |
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56 * Two-phased constructor |
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57 * @param aAlfTextureManager The Alf Texture Manager |
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58 * @return Constructed object |
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59 */ |
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60 IMPORT_C static CGlxTextureManager* NewL( |
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61 CAlfTextureManager& aAlfTextureManager); |
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62 |
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63 |
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64 /** |
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65 * Destructor |
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66 */ |
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67 ~CGlxTextureManager(); |
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68 /** |
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69 * Determins if the texture need updating |
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70 * @param aMediaId The Id of the media item |
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71 * @param aIdSpaceId The Id of the Id space in which the media Id is defined |
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72 * @param aRequiredSize The preferred size of the texture |
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73 * @return ETrue if the texture needs updating. EFalse if not. |
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74 */ |
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75 IMPORT_C TBool TextureNeedsUpdating(TGlxMedia aMedia, TGlxIdSpaceId aIdSpaceId, |
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76 const TSize& aRequiredSize); |
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77 |
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78 /** |
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79 * Requests the best match texture. If it already exists this method does nothing. |
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80 * However if it doed not exist it will create it and replace the old texture |
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81 * if necessary. |
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82 * @param aSize The size of the requested texture |
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83 * @param aMedia The TGlxMedia item |
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84 * @param aIdSpaceId The Id of the Id space in which the media Id is defined |
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85 * @param aObserver Observer for the texture. |
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86 * @return Created texture, or NULL if the texture alreay exists |
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87 */ |
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88 |
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89 IMPORT_C CAlfTexture& CreateNewTextureForMediaL( |
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90 TSize aSize, |
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91 const TGlxMedia& aMedia, |
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92 const TGlxIdSpaceId& aIdSpaceId, |
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93 MGlxTextureObserver* aObserver ); |
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94 /** |
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95 * Create a texture from an Avkon icon |
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96 * @param aId The Id associated with the icon in the Skin |
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97 * @param aBitmapId The Id associated with the bitmap in the Avkon icon bitmap file |
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98 * The bitmap Id is used if no icon is found for the skin Id |
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99 * @param aRequestedSize requested size. If default used size is based on size of original graphic |
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100 * @return Created texture |
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101 */ |
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102 IMPORT_C CAlfTexture& CreateAvkonIconTextureL(const TAknsItemID &aID, |
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103 TInt aBitmapId, |
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104 TSize aRequestedSize = TSize(0,0)); |
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105 |
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106 /** |
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107 * Create a texture from an Avkon icon |
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108 * @param aId The Id associated with the icon in the Skin |
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109 * @param aBitmapId The Id associated with the bitmap in the Avkon icon bitmap file |
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110 * The bitmap Id is used if no icon is found for the skin Id |
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111 * @param aDefaultColor colour use if skin clour not specified or not found |
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112 * @param aSkinColorId Id of the skin colour table |
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113 * @param aSkinColorIndex Index of the colour in the table |
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114 * @param aRequestedSize requested size. If default used size is based on size of original graphic |
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115 * @return Created texture |
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116 */ |
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117 IMPORT_C CAlfTexture& CreateColorAvkonIconTextureL( |
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118 const TAknsItemID& aID, |
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119 TInt aBitmapId, |
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120 TRgb aDefaultColor, |
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121 const TAknsItemID& aSkinColorId = KAknsIIDNone, |
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122 TInt aSkinColorIndex = 0, |
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123 TSize aRequestedSize = TSize(0,0)); |
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124 |
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125 |
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126 /** |
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127 * Create a texture from an Avkon icon |
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128 * @param aId The Id associated with the icon in the Skin |
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129 * @param aRequestedSize requested size. If default used size is based on size of original graphic |
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130 * @return Created texture |
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131 */ |
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132 IMPORT_C CAlfTexture& CreateAvkonIconTextureL(const TAknsItemID &aID, |
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133 TSize aRequestedSize = TSize(0,0)); |
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134 |
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135 /** |
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136 * Create a texture from an icon within the application |
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137 * @param aIconResourceId The Id associated with the icon .mif file |
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138 * @param aFilename The full path name of the .mif file |
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139 * @param aRequestedSize requested size. If default used size is based on size of original graphic |
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140 * @return Created texture |
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141 */ |
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142 IMPORT_C CAlfTexture& CreateIconTextureL(TInt aIconResourceId, |
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143 TDesC& aFilename, |
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144 TSize aRequestedSize = TSize(0,0)); |
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145 |
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146 /** |
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147 * Create a texture from an icon within the application, modifying the icon colour |
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148 * @param aIconResourceId The Id associated with the icon .mif file |
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149 * @param aFilename The full path name of the .mif file |
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150 * @param aDefaultColor colour use if skin clour not specified or not found |
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151 * @param aSkinColorId Id of the skin colour table |
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152 * @param aSkinColorIndex Index of the colour in the table |
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153 * @param aRequestedSize requested size. If default used size is based on size of original graphic |
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154 * @return Created texture |
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155 */ |
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156 IMPORT_C CAlfTexture& CreateColorIconTextureL( |
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157 TInt aIconResourceId, |
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158 TDesC& aFilename, |
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159 TRgb aDefaultColor, |
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160 const TAknsItemID& aSkinColorId = KAknsIIDNone, |
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161 TInt aSkinColorIndex = 0, |
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162 TSize aRequestedSize = TSize(0,0)); |
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163 |
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164 /** |
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165 * Create a texture from a bitmap from the attribute of a media item |
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166 * @param aMediaId The Id of the media item |
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167 * @param aIdSpaceId The Id of the Id space in which the media Id is defined |
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168 * @param aRequiredSize The preferred size of the texture |
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169 * @param aObserver Observer for the texture. |
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170 * @param aScaleGridTnm ETrue if the grid tnm to be scaled else EFalse by default. |
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171 * @return Created texture |
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172 */ |
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173 IMPORT_C CAlfTexture& CreateThumbnailTextureL( |
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174 const TGlxMedia& aMedia, const TGlxIdSpaceId& aIdSpaceId, |
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175 const TSize& aRequiredSize, MGlxTextureObserver* aObserver, |
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176 TBool aScaleGridTnm=EFalse); |
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177 |
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178 /** |
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179 * Create a texture from a zoomed thumbnail attribute of a media item |
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180 * @param aMedia The media item |
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181 * @param aAttribute Which attribute |
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182 * @param aIdSpaceId The Id of the Id space in which the media Id is defined |
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183 * @param aObserver Observer for the texture. |
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184 * @return Created texture |
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185 */ |
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186 IMPORT_C CAlfTexture& CreateZoomedTextureL(const TGlxMedia& aMedia, |
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187 const TMPXAttribute& aAttribute, |
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188 TGlxIdSpaceId aIdSpaceId, MGlxTextureObserver* aObserver); |
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189 |
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190 /** |
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191 * Create a texture from a zoomed thumbnail for a given texture ID |
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192 * @param aTextureId The texture id, for which the texture is removed. |
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193 * @return Created texture |
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194 */ |
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195 IMPORT_C CAlfTexture* CreateZoomedTextureL() ; |
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196 |
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197 /** |
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198 * Create an animated texture from a GIF file |
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199 * @param aFilename The filename of the GIF file |
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200 * @param aSize The size of the GIF file |
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201 * @param aMedia The media item |
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202 * @param aIdSpaceId The Id of the Id space in which the media Id is defined |
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203 * @return Created texture: ownership transfered |
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204 */ |
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205 IMPORT_C CAlfTexture& CreateAnimatedGifTextureL( const TDesC& aFilename, |
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206 const TSize& aSize, const TGlxMedia& aMedia, TGlxIdSpaceId aIdSpaceId ); |
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207 |
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208 /** |
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209 * Creates a flat color texture and returns the reference to it |
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210 * Note that the texture ownership stays within texture manager |
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211 * @param aColour the color for the texture |
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212 */ |
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213 IMPORT_C CAlfTexture& CreateFlatColourTextureL( TRgb aColour ); |
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214 |
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215 /** |
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216 * Removes the texture if it was created by CreateThumbnailTextureL or |
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217 * CreateZoomedTextureL |
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218 * @param aTexture The texture to be removed |
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219 */ |
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220 IMPORT_C void RemoveTexture(const CAlfTexture& aTexture); |
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221 /** |
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222 * Removes the texture if it was created by CreateThumbnailTextureL or |
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223 * CreateZoomedTextureL |
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224 * @param aTexture The texture to be removed |
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225 */ |
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226 IMPORT_C void RemoveZoomList(); |
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227 |
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228 /** |
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229 * Removes the texture if it was created by CreateThumbnailTextureL or |
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230 * CreateZoomedTextureL |
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231 * @param aMediaId The MediaId to be removed |
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232 * @param aAllTexture Flag to remove all textures |
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233 * Bug fix for PKAA-7NRBYZ - added bAllTexture param |
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234 */ |
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235 IMPORT_C void RemoveTexture(const TGlxMediaId& aMediaId, TBool aAllTexture=EFalse); |
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236 |
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237 /** |
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238 * Removes ALL Textures |
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239 */ |
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240 IMPORT_C void FlushTextures() ; |
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241 |
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242 /** |
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243 * Animate the given media. |
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244 * @param aMediaId The Id of the media to be animated |
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245 * @param aState Animation state [ETrue to Start, EFalse to Stop] |
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246 */ |
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247 IMPORT_C void AnimateMediaItem(const TGlxMediaId& aMediaId, TBool aState); |
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248 |
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249 /** |
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250 * Creates textures for the given GIF media |
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251 * @param aMedia The media item |
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252 * @param aIdSpaceId The Id of the Id space in which the media Id is defined |
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253 * @param aFrameNumber frame number of gif media |
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254 * @param aBitmap Bitmap for the particular frame |
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255 * @return Created texture: ownership transfered |
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256 */ |
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257 IMPORT_C CAlfTexture& CreateDRMAnimatedGifTextureL(const TGlxMedia& aMedia, |
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258 TGlxIdSpaceId aIdSpaceId, TInt aFrameNumber, CFbsBitmap* aBitmap, CFbsBitmap* aBitmapMask); |
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259 |
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260 public: // from MGlxSkinChangeObserver |
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261 |
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262 void HandleSkinChanged(); |
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263 |
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264 |
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265 private: |
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266 //implementation class |
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267 CGlxTextureManagerImpl* iImpl; |
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268 }; |
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269 |
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270 |
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271 |
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272 #endif // C_GLXTEXTUREMANAGER_H |