os/graphics/graphicstest/uibench/s60/src/tests_scale/tscale.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
     1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 //
    15 
    16 /**
    17  @file
    18  @test
    19  @internalComponent - Internal Symbian test code 
    20 */
    21 
    22 
    23 #include "tscale.h"
    24 #include "te_gesturegenerator.h"
    25 #include "twindow.h"
    26 
    27 
    28 _LIT(KSemaphore, "SemTScaleSync"); // Name of the global semaphore
    29 
    30 const TInt KGestureGenerationLimit = 50;
    31 
    32 // Test bitmap file location
    33 _LIT(KBigBitmap,"z:\\resource\\apps\\uibench_s60_big.mbm");
    34 _LIT(KTestStep0007,"GRAPHICS-UI-BENCH-S60-0007");
    35 
    36 CTScale::CTScale()
    37 	{
    38 	SetTestStepName(KTScale);	
    39 	}
    40 
    41 TVerdict CTScale::doTestStepPreambleL()
    42     {
    43     // The semaphore has to be created before, otherwise the control can't open it.
    44     TESTNOERRORL(iSemaphore.CreateGlobal(KSemaphore, 0));
    45     return CTe_ConeStepBase::doTestStepPreambleL();
    46     }
    47 
    48 TVerdict CTScale::doTestStepPostambleL()
    49     {
    50     iSemaphore.Close();
    51     return CTe_ConeStepBase::doTestStepPostambleL(); 
    52     }
    53 
    54 /**
    55    @SYMTestCaseID GRAPHICS-UI-BENCH-S60-0007
    56    @SYMTestCaseDesc Measures the time for scaling in reaction to pointer events.
    57    @SYMTestActions Simulate horizontal and vertical drag pointer events and scales a bitmap.
    58    @SYMTestExpectedResults Measure and display the average framerate for the whole test.
    59 */
    60 TVerdict CTScale::doTestStepL()
    61 	{
    62 	iProfiler->InitResults();
    63     // Use CGestureGenerator to simulate some horizontal drag pointer events.
    64 	GestureGenerator::SimulateFlickGestureL(iSemaphore, TPoint(0, 0), 
    65 	    TPoint(KGestureGenerationLimit, 0));
    66     
    67     // now some vertical drag
    68 	GestureGenerator::SimulateFlickGestureL(iSemaphore, TPoint(KGestureGenerationLimit, 0), 
    69     	    TPoint(KGestureGenerationLimit, KGestureGenerationLimit));
    70     
    71 	iProfiler->MarkResultSetL();
    72     TSize screenSize = CTWindow::GetDisplaySizeInPixels();
    73     iProfiler->ResultsAnalysisFrameRate(KTestStep0007, 0, 0, 0, iAppUi->ScaleControl()->Iterations(), screenSize.iWidth * screenSize.iHeight);
    74     return TestStepResult();
    75 	} 
    76 
    77 void CTScale::InitUIL(CCoeEnv* aCoeEnv)
    78 	{
    79   	iAppUi = new(ELeave) CScaleAppUi();
    80   	// iAppUi needs to be put on the cleanupstack until CCoeEnv takes ownership of iAppUi
    81   	CleanupStack::PushL(iAppUi);
    82    	iAppUi->ConstructL();
    83    	CleanupStack::Pop(iAppUi);
    84    	aCoeEnv->SetAppUi(iAppUi);
    85   	}
    86 
    87 
    88 CScaleControl* CScaleControl::NewL(const TRect& aRect,const CCoeControl* aParent)
    89     {
    90     CScaleControl* self = CScaleControl::NewLC(aRect,aParent);
    91     CleanupStack::Pop(self);
    92     return self;
    93     }
    94  
    95 CScaleControl* CScaleControl::NewLC(const TRect& aRect,const CCoeControl* aParent)
    96     {
    97     CScaleControl* self = new(ELeave) CScaleControl();
    98     CleanupStack::PushL(self);
    99     self->ConstructL(aRect,aParent);
   100     return self;
   101     }
   102  
   103 CScaleControl::CScaleControl() : iWsSession(CCoeEnv::Static()->WsSession())
   104 	{
   105 	// empty
   106     }
   107  
   108 CScaleControl::~CScaleControl()
   109     {
   110     delete iSourceBitmap;
   111     iSemaphore.Close();
   112     }
   113  
   114 void CScaleControl::ConstructL(const TRect& aRect,const CCoeControl* aParent)
   115     {
   116     User::LeaveIfError(iSemaphore.OpenGlobal(KSemaphore));
   117     // No owner, so create an own window
   118     if(!aParent)     
   119         {
   120         CreateWindowL();
   121         DrawableWindow()->PointerFilter(EPointerFilterDrag, 0);
   122         SetRect(aRect);
   123         ActivateL();
   124         }
   125     // Use Parent's window
   126     else
   127         {
   128         // This is component in a compound control
   129         SetContainerWindowL(*aParent);
   130         SetRect(aRect);
   131         }
   132     
   133     iSourceBitmap = new(ELeave) CFbsBitmap;
   134 	User::LeaveIfError(iSourceBitmap->Load(KBigBitmap, 0));
   135     iSourceRect = iSourceBitmap->SizeInPixels();
   136     iSourceRatio = (TReal)iSourceRect.Height()/(TReal)iSourceRect.Width();    
   137     }
   138  
   139 /**
   140  * Compute the new zoom rectangle based on the type of pointer event.
   141  * Horizontal events make the source rectangle smaller (zooming in)
   142  * and vertical events make it larger (zooming out).
   143  * @param aPointerEvent Current Pointer position.
   144  */
   145 void CScaleControl::HandlePointerEventL(const TPointerEvent& aPointerEvent)
   146 	{
   147 	if(aPointerEvent.iType == TPointerEvent::EDrag)
   148 		{
   149 		if (iCurrentPointerPos.iY == aPointerEvent.iPosition.iY)
   150 			{
   151 			iSourceRect.Shrink(1,0);
   152 			// After shrinking the width, calculate amount to shrink height.
   153 			iSourceRect.Shrink(0, iSourceRect.Height() - (iSourceRect.Width()*iSourceRatio));
   154 			}
   155 		else 
   156 			{
   157 			iSourceRect.Grow(1, 0);
   158 		    iSourceRect.Grow(0, (iSourceRect.Width()*iSourceRatio) - iSourceRect.Height());
   159 			}
   160 		iCurrentPointerPos = aPointerEvent.iPosition;
   161 		}	
   162 	DrawNow(); // Draws the entire control
   163 	iWsSession.Finish(); // Wait until WServ has finished drawing
   164 	iIterations++; // Update frame counter
   165 	iSemaphore.Signal(); // Signal test that control was drawn
   166 	}
   167 
   168 /**
   169  * Scales and draws the bitmap to the screen.
   170  * @param aRect Region that covered by this control
   171  */
   172 void CScaleControl::Draw(const TRect& aRect) const
   173     {
   174     CWindowGc& gc = SystemGc();
   175     gc.DrawBitmap(aRect, iSourceBitmap, iSourceRect); // scale and draw the bitmap
   176     }
   177 
   178 TInt CScaleControl::Iterations()
   179     {
   180     return iIterations;
   181     }
   182 
   183 
   184 CScaleAppUi::CScaleAppUi()
   185 	{
   186 	// empty
   187 	}
   188 
   189 void CScaleAppUi::ConstructL()
   190     {
   191     BaseConstructL(ENoAppResourceFile);
   192     iScale = CScaleControl::NewL(TRect(CTWindow::GetDisplaySizeInPixels()));
   193     AddToStackL(iScale);
   194     } 
   195 
   196 CScaleAppUi::~CScaleAppUi()
   197 	{
   198 	RemoveFromStack(iScale);
   199 	delete iScale;
   200 	}
   201 
   202 CScaleControl* CScaleAppUi::ScaleControl()
   203     {
   204     return iScale;
   205     }