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1 /* |
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2 * Copyright (c) 2007-2008 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: The zoom and pan effect |
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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 __SHWZOOMANDPANEFFECT_H__ |
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22 #define __SHWZOOMANDPANEFFECT_H__ |
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23 |
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24 // INCLUDES |
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25 #include <e32std.h> |
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26 #include <e32base.h> |
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27 #include <alf/alfvisual.h> |
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28 #include <alf/alfenv.h> |
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29 |
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30 #include "shweffect.h" |
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31 |
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32 // CLASS DECLARATION |
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33 |
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34 /** |
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35 * CShwZoomAndPanEffect, the Zoom And Pan effect. |
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36 * Zooms and pans in the image in full screen in view mode and performs smooth transition. |
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37 * |
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38 * @lib shwslideshowengine.lib |
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39 * @internal reviewed 07/06/2007 by Loughlin |
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40 * @internal reviewed 06/06/2007 by Dan Rhodes |
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41 */ |
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42 NONSHARABLE_CLASS( CShwZoomAndPanEffect ) : public CBase, public MShwEffect |
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43 { |
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44 public: |
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45 |
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46 /** |
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47 * Contructor. |
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48 */ |
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49 static CShwZoomAndPanEffect* NewLC(); |
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50 /** |
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51 * Destructor. |
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52 */ |
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53 ~CShwZoomAndPanEffect(); |
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54 |
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55 private: |
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56 |
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57 /** |
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58 * C++ contructor. |
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59 */ |
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60 CShwZoomAndPanEffect(); |
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61 |
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62 public: // from MShwEffect |
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63 |
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64 /// @ref MShwEffect::CloneLC |
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65 MShwEffect* CloneLC(); |
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66 /// @ref MShwEffect::InitializeL |
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67 void InitializeL( |
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68 CAlfEnv* aAlfEnv, MGlxVisualList* aVisualList, |
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69 MGlxMediaList* aMediaList, TSize aScreenSize ); |
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70 /// @ref MShwEffect::PrepareViewL |
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71 TSize PrepareViewL( CAlfVisual* aVisual, TSize aImageSize ); |
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72 /// @ref MShwEffect::EnterViewL |
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73 MGlxLayout* EnterViewL( |
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74 CAlfVisual* aVisual, TInt aDuration, TInt aFadeInDuration ); |
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75 /// @ref MShwEffect::ExitView |
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76 void ExitView( CAlfVisual* aVisual ); |
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77 /// @ref MShwEffect::EnterTransitionL |
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78 MGlxLayout* EnterTransitionL( CAlfVisual* aVisual, TInt aDuration ); |
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79 /// @ref MShwEffect::ExitTransition |
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80 void ExitTransition( CAlfVisual* aVisual ); |
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81 /// @ref MShwEffect::PauseL |
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82 void PauseL(); |
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83 /// @ref MShwEffect::Resume |
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84 void Resume(); |
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85 /// @ref MShwEffect:EffectInfo |
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86 TShwEffectInfo EffectInfo(); |
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87 |
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88 private: // Data |
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89 |
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90 /// Own: the implementation class |
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91 class CShwZoomAndPanEffectImpl; |
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92 CShwZoomAndPanEffectImpl* iImpl; |
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93 |
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94 }; |
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95 |
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96 #endif // __SHWZOOMANDPANEFFECT_H__ |