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1 // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // A class which wraps OpenWF element related functionality. |
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15 |
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16 // |
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17 |
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18 #ifndef ELEMENTWRAPPER_H_ |
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19 #define ELEMENTWRAPPER_H_ |
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20 |
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21 #include "openwfcwrapper.h" |
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22 #include <graphics/wselement.h> |
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23 #include <graphics/surface.h> |
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24 #include <WF/wfc.h> |
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25 |
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26 #if defined(ENABLE_LI_LOGGING) |
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27 #define LILOG(X) RDebug::Printf X |
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28 #else |
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29 #define LILOG(X) |
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30 #endif |
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31 |
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32 #define OWF_SURFACE_WIDTH (768) /* needs to be > 640 + 2 to allow S60 nHD config to work */ |
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33 #define OWF_SURFACE_HEIGHT (768) /* needs to be > 640 + 2 to allow S60 nHD config to work */ |
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34 |
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35 NONSHARABLE_CLASS(CElementWrapper) : public CBase, public MWsElement |
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36 { |
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37 public: |
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38 enum TOwfUpdates |
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39 { //All setters should set EUpdate_PostIllegalUpdate |
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40 EUpdate_None = 0, |
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41 |
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42 EUpdate_DESTINATION_RECTANGLE = 0x00000001, |
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43 EUpdate_SOURCE = 0x00000002, |
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44 EUpdate_SOURCE_RECTANGLE = 0x00000004, |
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45 EUpdate_SOURCE_FLIP = 0x00000008, |
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46 EUpdate_SOURCE_ROTATION = 0x00000010, |
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47 EUpdate_SOURCE_SCALE_FILTER = 0x00000020, //No client-side code yet to drive this |
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48 EUpdate_TRANSPARENCY_TYPES = 0x00000040, |
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49 EUpdate_GLOBAL_ALPHA = 0x00000080, |
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50 EUpdate_MASK = 0x00000100, //No client-side code yet to drive this |
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51 EUpdate_DESTINATION_CLIP_RECTANGLE = EUpdate_DESTINATION_RECTANGLE|EUpdate_SOURCE_RECTANGLE, |
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52 |
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53 EUpdate_SOURCE_GEOMETRY_SET = EUpdate_SOURCE_RECTANGLE|EUpdate_SOURCE_FLIP|EUpdate_SOURCE_ROTATION, |
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54 EUpdate_ALL_ATTRIBS = 0x000fffff, |
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55 EUpdate_AttributesIllegal = 0x00100000, //If set then the owf scene will not be updated because it would be illegal. |
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56 EUpdate_SettingValid = 0x00200000, |
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57 EUpdate_DontLockSource = 0x00400000, |
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58 |
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59 EUpdate_Insert = 0x01000000, |
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60 EUpdate_Remove = 0x02000000, |
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61 EUpdate_Destroy = 0x04000000, |
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62 EUpdate_SceneCommited = 0x10000000, |
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63 }; |
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64 |
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65 public: // from MWsElement |
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66 const TSurfaceId& ConnectedSurface() const; |
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67 TInt ConnectSurface(const TSurfaceId& aSurface); |
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68 |
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69 TInt SetSourceRectangle(const TRect& aSrc); |
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70 TInt GetSourceRectangle(TRect& aSrc); |
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71 |
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72 TInt SetSourceFlipping(const TBool aFlip); |
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73 TBool SourceFlipping() const; |
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74 |
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75 MWsElement* ElementAbove(); |
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76 MWsElement* ElementBelow(); |
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77 |
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78 TInt SetGlobalAlpha(const TInt aAlpha); |
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79 void GlobalAlpha(TInt& aAlpha) const; |
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80 |
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81 TInt SetSourceRotation(const TElementRotation aElementRotation); |
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82 MWsElement::TElementRotation SourceRotation() const; |
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83 |
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84 TInt SetTargetRendererFlags(const TUint32& aTargetRendererFlags); |
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85 TInt SetRenderStageFlags(const TUint32& aRenderStageFlags); |
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86 void GetTargetRendererFlags(TUint32& aTargetRendererFlags) const; |
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87 void GetRenderStageFlags(TUint32& aRenderStageFlags) const; |
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88 |
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89 TInt SetDestinationRectangle(const TRect& aDest); |
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90 TInt GetDestinationRectangle(TRect& aDest) const; |
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91 TInt SetDestinationClippingRect(const TRect& aDestClipRect); |
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92 TInt GetDestinationClippingRect(TRect& aDestClipRect) const; |
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93 |
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94 public: |
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95 static CElementWrapper* NewL(COpenWfcWrapper& aCOpenWfcWrapper, CElementWrapper*& aCleanupPrevRef); |
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96 CElementWrapper(COpenWfcWrapper& aOpenWfcWrapper); |
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97 ~CElementWrapper(); |
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98 void ConstructL(CElementWrapper*& aCleanupPrevRef); |
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99 void RemoveAfter(CElementWrapper** apBelow); |
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100 void InsertAfter(CElementWrapper*& aRefBelow, CElementWrapper* aBelow, TOwfUpdates aUpdateFlag); |
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101 CElementWrapper** RefsMyElementBelow(); |
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102 CElementWrapper*& MyElementAbove(); |
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103 COpenWfcWrapper& Owner()const { return iOpenWfcWrapper;} |
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104 TBool FlushSceneChanges(); |
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105 WFCElement Element(){ return iElement;}; |
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106 TOwfUpdates UpdateFlags()const {return static_cast<TOwfUpdates>(iUpdateFlags);} |
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107 TInt ReplicateElements(WFCContext aContext, WFCElement& aPreviousTargetElement, const TPoint& aOffset); |
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108 |
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109 void SetIsBackgroundAnim(TBool aIsBackgroundAnimationElement) |
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110 { |
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111 iIsBackgroundAnimationElement=aIsBackgroundAnimationElement; |
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112 } |
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113 |
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114 TBool IsBackgroundAnimationElement() |
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115 { |
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116 return iIsBackgroundAnimationElement; |
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117 } |
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118 protected: |
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119 void SetEltDestinationRectangle(WFCElement aElement)const; |
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120 void SetEltDestinationRectangle(WFCElement aElement, const TPoint& aOffset)const; |
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121 void SetEltSource(WFCElement aElement)const; |
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122 void SetEltSourceComposed(); |
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123 void SetEltSourceRectangle(WFCElement aElement); |
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124 void SetEltSourceFlip(WFCElement aElement)const; |
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125 void SetEltTransparencyTypes(WFCElement aElement)const; |
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126 void FlushAttributeChanges(WFCElement aElement, TInt aUpdateFlags); |
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127 TBool IsNewElementLegal()const; |
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128 |
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129 private: //methods |
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130 TBool UnsetSurface(TSurfaceId& aSurface); |
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131 static TInt WfcRotation(MWsElement::TElementRotation aRotation); |
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132 void HelpStreamGetHeader(khronos_int32_t* width, khronos_int32_t* height )const; |
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133 TRect SetSourceDestRect(const TRect& aDestElementRect, const TRect& aDestElementClippedRect,const TRect& aSrcOriginalElementRect,const TBool& aElementFlip,const MWsElement::TElementRotation& aElementRotation) const; |
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134 TInt SurfaceInfo(const TSurfaceId& aSurface, RSurfaceManager::TInfoBuf& aInfo); |
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135 |
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136 |
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137 private: //data |
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138 TUint iUpdateFlags; |
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139 COpenWfcWrapper& iOpenWfcWrapper; |
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140 TSurfaceId iComposedSurfaceId; |
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141 TSurfaceId iSurfaceId; |
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142 TSize iSurfaceSize; |
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143 TRect iSourcRect; |
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144 TRect iDestinationRect; |
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145 TRect iDestinationClippingRect; |
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146 TInt iGlobalAlpha; |
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147 TBool iFlipped; |
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148 MWsElement::TElementRotation iRotation; |
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149 TUint32 iTargetRendererFlags; |
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150 TUint32 iRenderStageFlags; |
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151 WFCElement iElement; |
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152 CElementWrapper* iElementAbove; //used to maintain the scene list |
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153 CElementWrapper* iElementBelow; //used to maintain the scene list |
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154 CElementWrapper** iCleanupPrevRef; //used to clean up the context on exit |
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155 CElementWrapper* iCleanupNext; //used to clean up the context on exit |
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156 TBool iIsBackgroundAnimationElement; |
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157 }; |
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158 |
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159 #endif /* ELEMENTWRAPPER_H_ */ |