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os/graphics/windowing/windowserver/test/tanim/TANIMDLL.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) 1995-2009 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 // Test Animated DLL

    15 // 

    16 //

    17 

    18 #include <e32std.h>

    19 #include <w32std.h>

    20 #include <w32adll.h>

    21 #include <bitstd.h>

    22 #include "ANIMDLL.H"

    23 

    24 #define ANIM_TEST_TEXT _L("Testing 123")

    25 

    26 class CTestAnim : public CWindowAnim

    27 	{

    28 	enum {ENumPolyPoints=9};

    29 public:

    30 	~CTestAnim();

    31 	virtual void ConstructL(TAny *aArgs, TBool aHasFocus);

    32 	virtual void Animate(TDateTime *aDateTime);

    33 	virtual void Redraw();

    34 	virtual void Command(TInt aOpcode, TAny *aArgs);

    35 	virtual TInt CommandReplyL(TInt aOpcode, TAny *aArgs);

    36 	void SetPolyList(const TRect &aRect);

    37 	void DrawPolyLine();

    38 	void DrawBitmap();

    39 	void DrawText();

    40 	void TweakPolyList(TInt aState);

    41 	void FocusChanged(TBool aState);

    42 	void InvalidateText();

    43 	void InvalidateBitmap();

    44 	//Pure virtual function from MEventHandler

    45 	virtual TBool OfferRawEvent(const TRawEvent &aRawEvent);

    46 private:

    47 	void AppendTime(TDes& aTimeText,const TTime& aTime) const;

    48 private:

    49 	TPoint iPos;

    50 	TSize iSize;

    51 	TInt iColor;

    52 	TBool iMasked;

    53 	TRect iPolyRect;

    54 	TInt iPolyState;

    55 	TInt iWiggleSize;

    56 	TPoint iTextPos;

    57 	TBool iHasFocus;

    58 	CArrayFixFlat<TPoint> *iPolyList;

    59 	CFbsBitmap iBitmap1;

    60 	CFbsBitmap iBitmap2;

    61 	CFbsBitmap iMask;

    62 	CFbsFont *iFont;

    63 	};

    64 

    65 class CTestAnimDll : public CAnimDll 

    66 	{

    67 public:

    68 	CAnim *CreateInstanceL(TInt aType);

    69 private:

    70 	};

    71 

    72 /*#if defined(__WINS__)

    73 #pragma data_seg(".E32_UID")

    74 __WINS_UID(0, KWservAnimDllUidValue, 0)

    75 #pragma data_seg()

    76 #endif*/

    77 

    78 EXPORT_C CAnimDll *CreateCAnimDllL()

    79 	{

    80 	return(new(ELeave) CTestAnimDll());

    81 	}

    82 

    83 // Instance code //

    84 

    85 void CTestAnim::Animate(TDateTime *)

    86 	{

    87 	if (!iWindowFunctions->IsHidden())

    88 		{

    89 		iWindowFunctions->ActivateGc();

    90 		if (iPolyList)

    91 			DrawPolyLine();

    92 		}

    93 	if (iPolyList)	

    94 		{

    95 		iPolyState=(iPolyState+1)%4;

    96 		TweakPolyList(iPolyState);

    97 		}

    98 	if (!iWindowFunctions->IsHidden())

    99 		{

   100 		if (iPolyList)

   101 			DrawPolyLine();

   102 		DrawText();

   103 		DrawBitmap();

   104 		}

   105 	iColor=(iColor+16)&0xFF;

   106 	}

   107 

   108 void CTestAnim::DrawPolyLine()

   109 	{

   110 	iGc->SetDrawMode(CGraphicsContext::EDrawModeXOR);

   111 	iGc->SetPenColor(TRgb(255,255,255));

   112 	iGc->DrawPolyLine(iPolyList);

   113 	iGc->SetDrawMode(CGraphicsContext::EDrawModePEN);

   114 	iGc->SetPenColor(TRgb(0,0,0));

   115 	}

   116 

   117 void CTestAnim::DrawBitmap()

   118 	{

   119 	iGc->SetClippingRegion(TRegionFix<1>(TRect(iPos,iSize)));

   120 	CFbsBitmap *bitmap=iFunctions->FlashStateOn() ? &iBitmap1 : &iBitmap2;

   121 	if (iMasked)

   122 		iGc->BitBltMasked(iPos,bitmap, TRect(iSize), &iMask,EFalse);

   123 	else

   124 		iGc->BitBlt(iPos,bitmap);

   125 	iGc->CancelClippingRegion();

   126 	}

   127 

   128 void CTestAnim::AppendTime(TDes& aTimeText,const TTime& aTime) const

   129 	{

   130 	_LIT(TimeFormat,"%:0%H%:1%T%:2%S");

   131 	TRAPD(err,aTime.FormatL(aTimeText,TimeFormat));

   132 	if (err!=KErrNone)

   133 		{

   134 		_LIT(DummyTime,"######");

   135 		aTimeText.Append(DummyTime);

   136 		}

   137 	}

   138 

   139 void CTestAnim::DrawText()

   140 	{

   141 	if (iHasFocus)

   142 		{

   143 		iGc->UseFont(iFont);

   144 		TBuf<0x20> timebuf;

   145 		TTime time(iFunctions->SystemTime());

   146 		AppendTime(timebuf,time);

   147 		TRect rect(iTextPos.iX,iTextPos.iY-iFont->AscentInPixels(),iTextPos.iX+iFont->TextWidthInPixels(timebuf),iTextPos.iY-iFont->AscentInPixels()+iFont->HeightInPixels());

   148 		iGc->SetBrushStyle(CGraphicsContext::ESolidBrush);

   149 		iGc->DrawText(timebuf,rect,iFont->AscentInPixels());

   150 		time.UniversalTime();

   151 		AppendTime(timebuf,time);

   152 		rect.Move(0,iFont->HeightInPixels());

   153 		iGc->DrawText(timebuf,rect,iFont->AscentInPixels());

   154 		}

   155 	}

   156 

   157 void CTestAnim::Redraw()

   158 	{

   159 	DrawText();

   160 	DrawBitmap();

   161 	if (iPolyList)

   162 		DrawPolyLine();

   163 	}

   164 

   165 void CTestAnim::ConstructL(TAny *aArgs, TBool aHasFocus)

   166 	{

   167 	iHasFocus=aHasFocus;

   168 	iPos=((CTAParams *)aArgs)->pos;

   169 	iFunctions->SetInterval(((CTAParams *)aArgs)->interval);

   170 	if (iBitmap1.Duplicate(((CTAParams *)aArgs)->bit1)!=KErrNone || 

   171 		iBitmap2.Duplicate(((CTAParams *)aArgs)->bit2)!=KErrNone ||

   172 		iMask.Duplicate(((CTAParams *)aArgs)->mask)!=KErrNone)

   173 		iFunctions->Panic();

   174 	iSize.iWidth=Min(iBitmap1.SizeInPixels().iWidth,iBitmap2.SizeInPixels().iWidth);

   175 	iSize.iHeight=Min(iBitmap1.SizeInPixels().iHeight,iBitmap2.SizeInPixels().iHeight);

   176 	iWiggleSize=10;

   177 	iFont=iFunctions->DuplicateFontL(((CTAParams *)aArgs)->font);

   178 	}

   179 

   180 void CTestAnim::SetPolyList(const TRect &aRect)

   181 	{

   182 	iPolyRect=aRect;

   183 	TSize halfsize=aRect.Size();

   184 	halfsize.iWidth>>=1;

   185 	halfsize.iHeight>>=1;

   186 	(*iPolyList)[0]=aRect.iTl;

   187 	(*iPolyList)[1]=TPoint(aRect.iTl.iX+iWiggleSize,aRect.iTl.iY+halfsize.iHeight);

   188 	(*iPolyList)[2]=TPoint(aRect.iTl.iX,aRect.iBr.iY);

   189 	(*iPolyList)[3]=TPoint(aRect.iTl.iX+halfsize.iWidth,aRect.iBr.iY-iWiggleSize);

   190 	(*iPolyList)[4]=aRect.iBr;

   191 	(*iPolyList)[5]=TPoint(aRect.iBr.iX-iWiggleSize,aRect.iTl.iY+halfsize.iHeight);

   192 	(*iPolyList)[6]=TPoint(aRect.iBr.iX,aRect.iTl.iY);

   193 	(*iPolyList)[7]=TPoint(aRect.iTl.iX+halfsize.iWidth,aRect.iTl.iY+iWiggleSize);

   194 	(*iPolyList)[8]=aRect.iTl;

   195 	TweakPolyList(iPolyState);

   196 	}

   197 

   198 void CTestAnim::TweakPolyList(TInt aState)

   199 	{

   200 	TSize halfsize=iPolyRect.Size();

   201 	halfsize.iWidth>>=1;

   202 	halfsize.iHeight>>=1;

   203 	switch(aState)

   204 		{

   205 		case 0:

   206 			(*iPolyList)[7]=TPoint(iPolyRect.iTl.iX+halfsize.iWidth,iPolyRect.iTl.iY+iWiggleSize);

   207 			(*iPolyList)[1]=TPoint(iPolyRect.iTl.iX,iPolyRect.iTl.iY+halfsize.iHeight);

   208 			break;

   209 		case 1:

   210 			(*iPolyList)[1]=TPoint(iPolyRect.iTl.iX+iWiggleSize,iPolyRect.iTl.iY+halfsize.iHeight);

   211 			(*iPolyList)[3]=TPoint(iPolyRect.iTl.iX+halfsize.iWidth,iPolyRect.iBr.iY);

   212 			break;

   213 		case 2:

   214 			(*iPolyList)[3]=TPoint(iPolyRect.iTl.iX+halfsize.iWidth,iPolyRect.iBr.iY-iWiggleSize);

   215 			(*iPolyList)[5]=TPoint(iPolyRect.iBr.iX,iPolyRect.iTl.iY+halfsize.iHeight);

   216 			break;

   217 		case 3:

   218 			(*iPolyList)[5]=TPoint(iPolyRect.iBr.iX-iWiggleSize,iPolyRect.iTl.iY+halfsize.iHeight);

   219 			(*iPolyList)[7]=TPoint(iPolyRect.iTl.iX+halfsize.iWidth,iPolyRect.iTl.iY);

   220 			break;

   221 		}

   222 	}

   223 

   224 void CTestAnim::InvalidateText()

   225 	{

   226 	TRect invalidate;

   227 	invalidate.iTl.iX=iTextPos.iX;

   228 	invalidate.iTl.iY=iTextPos.iY-iFont->AscentInPixels();

   229 	invalidate.iBr.iX=iTextPos.iX+iFont->TextWidthInPixels(ANIM_TEST_TEXT);

   230 	invalidate.iBr.iY=iTextPos.iY+iFont->DescentInPixels();

   231 	iWindowFunctions->Invalidate(invalidate);

   232 	}

   233 

   234 void CTestAnim::InvalidateBitmap()

   235 	{

   236 	iWindowFunctions->Invalidate(TRect(iPos,iSize));

   237 	}

   238 

   239 void CTestAnim::Command(TInt aOpcode, TAny *aArgs)

   240 	{

   241 	switch(aOpcode)

   242 		{

   243 		case EADllOpcodeMove:

   244 			{

   245 			InvalidateBitmap();

   246 			iPos=((CTAParams *)aArgs)->pos;

   247 			iWindowFunctions->ActivateGc();

   248 			DrawBitmap();

   249 			iFunctions->SetInterval(((CTAParams *)aArgs)->interval);

   250 			}

   251 			break;

   252 		case EADllTextPos:

   253 			{

   254 			InvalidateText();

   255 			iTextPos=((CTAParams *)aArgs)->pos;

   256 			iWindowFunctions->ActivateGc();

   257 			DrawText();

   258 			}

   259 			break;

   260 		case EADllToggleBitmapMask:

   261 			iMasked=!iMasked;

   262 			InvalidateBitmap();

   263 			break;

   264 		}

   265 	}

   266 

   267 TInt CTestAnim::CommandReplyL(TInt aOpcode, TAny *aArgs)

   268 	{

   269 	switch(aOpcode)

   270 		{

   271 		case EADllOpcodePolyLineRect:

   272 			iWindowFunctions->ActivateGc();

   273 			if (!iPolyList)

   274 				{

   275 				iPolyList=new(ELeave) CArrayFixFlat<TPoint>(ENumPolyPoints);

   276 				TPoint zeropoint;

   277 				for(TInt i=0;i<ENumPolyPoints;i++)

   278 					iPolyList->AppendL(zeropoint);

   279 				}

   280 			else

   281 				DrawPolyLine();

   282 			SetPolyList(*((TRect *)aArgs));

   283 			DrawPolyLine();

   284 			break;

   285 		default:

   286 			iFunctions->Panic();

   287 		}

   288 	return(KErrNone);

   289 	}

   290 

   291 CTestAnim::~CTestAnim()

   292 	{

   293 	delete iPolyList;

   294 	iFunctions->CloseFont(iFont);

   295 	}

   296 

   297 void CTestAnim::FocusChanged(TBool aNewState)

   298 	{

   299 	iHasFocus=aNewState;

   300 	InvalidateText();

   301 	InvalidateBitmap();

   302 	}

   303 

   304 TBool CTestAnim::OfferRawEvent(const TRawEvent &/*aRawEvent*/)

   305 	{

   306 	return EFalse;

   307 	}

   308 

   309 // DLL code //

   310 

   311 CAnim *CTestAnimDll::CreateInstanceL(TInt )

   312 	{

   313 	return(new(ELeave) CTestAnim());

   314 	}

   315 

   316 // Dummy E32Dll needed by E32 to build //

   317
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