windowing/windowserver/test/t_integ/tools/t_clockmbmgenerator.cpp
author William Roberts <williamr@symbian.org>
Tue, 20 Apr 2010 16:24:43 +0100
branchNewGraphicsArchitecture
changeset 34 76efc8f9f7b4
parent 0 5d03bc08d59c
permissions -rw-r--r--
Apply Faisal's first patch from Bug 2354 - First resolve some the the bit rot in graphics MCL to get it to compile, then fix some performance issues in OpenWF
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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 @file
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 @test
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 @internalComponent
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*/
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#include <e32math.h>
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#include <fbs.h>		//CFbsBitmap, CFbsFont, CFbsTypefaceStore
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#include <bitstd.h>		//CFbsBitGc
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#include <bitdev.h>		//CFbsBitmapDevice
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#include <f32file.h>	//RFs
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#include <gdi.h>		//TFontSpec
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#include "t_clockmbmgenerator.h"
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//Hand lengths are for one particular 216 x 216 pixel bitmap
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clockhand secondHand = {90, 9, 45, 255, 0, 0, 1, 60};
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clockhand minuteHand = {90, 9, 45, 0,   0, 0, 2, 60*60};
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clockhand hourHand   = {60, 9, 45, 0,   0, 0, 2, 60*60*60};
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//
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GLDEF_C TInt E32Main()
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	{
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	RDebug::Print(_L("T_ClockMbmGenerator::E32Main - entry"));
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//	__UHEAP_MARK; // mark heap state
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	CTrapCleanup* TheTrapCleanup = CTrapCleanup::New();
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	TRAPD(err, StartGeneratorL());
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	if (err)
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		{
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		User::Panic(KTClockMbmGeneratorAppPanic, err);
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		}
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    delete TheTrapCleanup;
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//	__UHEAP_MARKEND; // check no memory leak
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	RDebug::Print(_L("T_ClockMbmGenerator::E32Main - exit"));
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	return KErrNone;
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	}
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LOCAL_C void StartGeneratorL(void)
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	{
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	RDebug::Print(_L("Create Window server session"));
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	RWsSession session;
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	User::LeaveIfError(session.Connect());
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	/************* Create file server for saving a bitmap ***********/
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	RFs fs;
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	User::LeaveIfError(fs.Connect());
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	fs.SetNotifyUser(EFalse);
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	TBufC<32> names[KMultiBitmapFileSize];
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	TDesC* bmps[KMultiBitmapFileSize];
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	TBufC<32> clockBmp[KMultiBitmapFileSize];
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	CFbsBitmap* bitmapSource = new(ELeave) CFbsBitmap();
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	User::LeaveIfError(bitmapSource->Create(TSize(0,0), EColor64K));
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	for(TInt i=0; i<KMultiBitmapFileSize; i++)
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		{
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		bitmapSource->LockHeap();
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		User::LeaveIfError(bitmapSource->Load(KClockFace, 0));
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		bitmapSource->UnlockHeap();
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		//Graphic Context to draw to bitmap
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		CFbsBitGc* context = CFbsBitGc::NewL();
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		CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(bitmapSource);
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		context->Activate(bitmapDevice);
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		AddHand(i, secondHand, context);
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		AddHand(i, minuteHand, context);
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		AddHand(i, hourHand, context);
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		AddFrameCount(i, context);
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		clockBmp[i] = (TDesC&)KClockFrame;
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		TPtr ptrClockBmp(clockBmp[i].Des());
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		ptrClockBmp.AppendNumFixedWidth(i, EDecimal, KFixedNumWidth);
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		ptrClockBmp.Append(KBmpSuffix);
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		bmps[i] = &(clockBmp[i]);
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		//Allow overwriting if file already exists
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		TInt ret = fs.MkDir(clockBmp[i]);
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		if (ret != KErrNone && ret != KErrAlreadyExists && ret != KErrPathNotFound)
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			{
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			User::Leave(ret);
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			}
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		bitmapSource->Save(clockBmp[i]);
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		User::After(10000);
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		delete bitmapDevice;
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		delete context;
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   111
		}
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   112
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	TBufC<40> multiClockBmp(KMultiClockFrame);
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   114
	TInt ret = fs.MkDir(KMultiClockFrame);
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   115
	if (ret != KErrNone && ret != KErrAlreadyExists && ret != KErrPathNotFound)
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		{
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		User::Leave(ret);
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		}
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   119
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	TInt32 ids[KMultiBitmapFileSize] = {0};
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	TRAP(ret,CFbsBitmap::StoreL(multiClockBmp, KMultiBitmapFileSize, (const TDesC**)bmps,ids));
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   122
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	delete bitmapSource;
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   124
	fs.Close();
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   125
	session.Close();
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	}
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   127
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LOCAL_C void AddHand(TInt aSecondsAfterMidnight, clockhand aHand, CFbsBitGc* context)
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	{
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	const TReal pi = 3.14159;
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   131
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	//Calculate "bearing" of hand - 6 degrees is a 60ieth of 360, convert to radians
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	TReal angle = (TReal)((aSecondsAfterMidnight % aHand.divisor)*2*pi/aHand.divisor);
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	TReal result = 0;
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   135
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   136
	//Calculate deltas
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	Math::Cos(result, angle + 2*pi*aHand.arrowAngle/360);
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	TInt delta1X = (TInt)(aHand.arrowLength*result);
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   139
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   140
	Math::Sin(result, angle + 2*pi*aHand.arrowAngle/360);
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   141
	TInt delta1Y = (TInt)(aHand.arrowLength*result);
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   142
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   143
	Math::Cos(result, angle - 2*pi*aHand.arrowAngle/360);
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   144
	TInt delta2X = (TInt)(aHand.arrowLength*result);
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   145
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   146
	Math::Sin(result, angle - 2*pi*aHand.arrowAngle/360);
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   147
	TInt delta2Y = (TInt)(aHand.arrowLength*result);
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   148
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   149
	//Calculate absolute values of nodes
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   150
	Math::Cos(result, angle);
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   151
	TInt handEndY = 108 - (TInt)aHand.handLength*result;
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	Math::Sin(result, angle);
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   153
	TInt handEndX = 108 + (TInt)aHand.handLength*result;
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   154
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   155
	//Draw complete hand
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   156
	context->SetPenColor(TRgb(aHand.red, aHand.green, aHand.blue));
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   157
	context->SetPenSize(TSize(aHand.handSize, aHand.handSize));
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   158
	context->DrawLine(TPoint(108,108), TPoint(handEndX, handEndY));
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   159
	context->DrawLine(TPoint(handEndX,handEndY), TPoint(handEndX + delta1X, handEndY + delta1Y));
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   160
	context->DrawLine(TPoint(handEndX,handEndY), TPoint(handEndX - delta2X, handEndY - delta2Y));
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   161
	}
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   162
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   163
LOCAL_C void AddFrameCount(TInt aFrameCount, CFbsBitGc* context)
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   164
	{
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   165
	CFbsFont* font;
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   166
	CFbsTypefaceStore* ts = CFbsTypefaceStore::NewL(NULL);
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   167
	CleanupStack::PushL(ts);
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   168
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   169
	//Font size determined visually
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   170
	TFontSpec spec(_L("Swiss"), 40);
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   171
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   172
	TInt err = ts->GetNearestFontToDesignHeightInPixels((CFont*&)font, spec);
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   173
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   174
	if(err != KErrNone)
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   175
		{
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   176
   		RDebug::Print(_L("Failed to obtain font, aborting"));
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   177
   		User::Exit(0);
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   178
   		}
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   179
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   180
    context->UseFont(font);
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   181
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   182
	//Append frame count to empty string
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   183
	TBufC<32> clockBmp;
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   184
	clockBmp = (TDesC&)KEmpty;
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   185
	TPtr ptrClockBmp(clockBmp.Des());
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   186
	ptrClockBmp.AppendNumFixedWidth(aFrameCount, EDecimal, KFixedNumWidth);
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   187
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   188
	//Draw position is determined visually
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   189
	context->DrawText(clockBmp, TPoint(118, 121));
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   190
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   191
	CleanupStack::PopAndDestroy(ts);
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   192
	context->DiscardFont();
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   193
	}