imageeditor/plugins/DrawPlugin/src/CImageLabel.cpp
changeset 8 18b321db4884
child 10 e7871f3699e6
equal deleted inserted replaced
1:edfc90759b9f 8:18b321db4884
       
     1 /*
       
     2  ============================================================================
       
     3  Name		: CImageLabel.cpp
       
     4  Author	  : 
       
     5  Version	 : 1.0
       
     6  Copyright   : Your copyright notice
       
     7  Description : CCImageLabel implementation
       
     8  ============================================================================
       
     9  */
       
    10 #include "TimeAO.h"
       
    11 #include "CImageLabel.h"
       
    12 #include <W32STD.H>
       
    13 #include <akniconutils.h> 
       
    14 #include <EIKENV.H> //For iEikonEnv
       
    15 #include <GDI.H>
       
    16 // ---------------------------------------------------------------------------
       
    17 // CImageLabel()
       
    18 // ---------------------------------------------------------------------------
       
    19 //
       
    20 CImageLabel::CImageLabel()
       
    21 	{
       
    22 	// No implementation required
       
    23 	}
       
    24 // ---------------------------------------------------------------------------
       
    25 // ~CImageLabel()
       
    26 // ---------------------------------------------------------------------------
       
    27 //
       
    28 CImageLabel::~CImageLabel()
       
    29 	{
       
    30 	if (iBitmap != NULL)
       
    31 		{
       
    32 		delete iBitmap;
       
    33 		iBitmap = NULL;
       
    34 		}
       
    35 	if (iBitmapMask != NULL)
       
    36 		{
       
    37 		delete iBitmapMask;
       
    38 		iBitmap = NULL;
       
    39 		}
       
    40 	if (iTimeAO != NULL)
       
    41 		{
       
    42 		delete iTimeAO;
       
    43 		iTimeAO = NULL;
       
    44 		}
       
    45 	}
       
    46 // ---------------------------------------------------------------------------
       
    47 // NewLC()
       
    48 // ---------------------------------------------------------------------------
       
    49 //
       
    50 CImageLabel* CImageLabel::NewLC(CCoeControl *aParent, const TRect& aRect,
       
    51 		TOOLTIP_LAYOUT aLabelLayout)
       
    52 	{
       
    53 	CImageLabel* self = new (ELeave) CImageLabel();
       
    54 	CleanupStack::PushL(self);
       
    55 	self->ConstructL(aParent, aRect, aLabelLayout);
       
    56 	return self;
       
    57 	}
       
    58 // ---------------------------------------------------------------------------
       
    59 // NewL()
       
    60 // ---------------------------------------------------------------------------
       
    61 //
       
    62 CImageLabel* CImageLabel::NewL(CCoeControl *aParent, const TRect& aRect,
       
    63 		TOOLTIP_LAYOUT aLabelLayout)
       
    64 	{
       
    65 	CImageLabel* self = CImageLabel::NewLC(aParent, aRect, aLabelLayout);
       
    66 	CleanupStack::Pop(); // self;
       
    67 	return self;
       
    68 	}
       
    69 // ---------------------------------------------------------------------------
       
    70 // ConstructL()
       
    71 // ---------------------------------------------------------------------------
       
    72 //
       
    73 void CImageLabel::ConstructL(CCoeControl *aParent, const TRect& aRect,
       
    74 		TOOLTIP_LAYOUT aLabelLayout)
       
    75 	{
       
    76 	SetContainerWindowL(*aParent);
       
    77 	SetRect(aRect);
       
    78 
       
    79 	iState = ENone;
       
    80 	iLabelLayout = aLabelLayout;
       
    81 	iBitmap = NULL;
       
    82 	iBitmapMask = NULL;
       
    83 
       
    84 	iTooltipStartPoint = TPoint(0, 0);
       
    85 	CalculateImagePoint();
       
    86 	CalculateBoundingRectStartPoint();
       
    87 	CalculateZones();
       
    88 
       
    89 	iTimeAO = CTimeAO::NewL();
       
    90 	iTimeAO->SetObserver(this);
       
    91 	
       
    92 	iIsHandlePointerNotifyProcessing = EFalse;
       
    93 	}
       
    94 // ---------------------------------------------------------------------------
       
    95 // HandlePointerEventL()
       
    96 // ---------------------------------------------------------------------------
       
    97 //
       
    98 void CImageLabel::HandlePointerEventL(const TPointerEvent& aPointerEvent)
       
    99 	{
       
   100 	switch (aPointerEvent.iType)
       
   101 		{
       
   102 		case TPointerEvent::EButton1Down:
       
   103 			{
       
   104 			if(iIsHandlePointerNotifyProcessing)
       
   105 				{
       
   106 				//Ignore button down event when HandlePointerNotify is processing.
       
   107 				break;
       
   108 				}
       
   109 			iState = ESelected;
       
   110 			DrawNow();
       
   111 			iTimeAO->StartL();
       
   112 			
       
   113 			break;
       
   114 			}
       
   115 		case TPointerEvent::EButton1Up:
       
   116 			{
       
   117 			iTimeAO->Cancel();
       
   118 			//If the statte is moveing or selected.change the state to ENone 
       
   119 			
       
   120 			if (iState == EMoving || iState == ESelectedWithTooltip)
       
   121 				{
       
   122 				iState = ENone;
       
   123 				DrawNow();
       
   124 				}
       
   125 			else
       
   126 				{
       
   127 				iState = ENone;
       
   128 				DrawNow();
       
   129 				//If not on process start it
       
   130 				if(!iIsHandlePointerNotifyProcessing)
       
   131 					{
       
   132 					iIsHandlePointerNotifyProcessing = ETrue;
       
   133 					//To avoid pop up dialog two times by quick double chick
       
   134 					iHandlePointerObserver->HandlePointerNotify(this);
       
   135 					iIsHandlePointerNotifyProcessing = EFalse;
       
   136 					}
       
   137 				}
       
   138 			break;
       
   139 			}
       
   140 		default:
       
   141 			break;
       
   142 		}
       
   143 	}
       
   144 // ---------------------------------------------------------------------------
       
   145 // SizeChanged()
       
   146 // ---------------------------------------------------------------------------
       
   147 //
       
   148 void CImageLabel::SizeChanged()
       
   149 	{
       
   150 	DrawNow();
       
   151 	}
       
   152 // ---------------------------------------------------------------------------
       
   153 // Draw()
       
   154 // ---------------------------------------------------------------------------
       
   155 //
       
   156 void CImageLabel::Draw(const TRect& aRect) const
       
   157 	{
       
   158 	// Get the standard graphics context
       
   159 	CWindowGc& gc = SystemGc();
       
   160 
       
   161 	TRgb Rgb(KRgbGray);
       
   162 	Rgb.SetAlpha(180);
       
   163 	gc.SetBrushColor(Rgb);
       
   164 	gc.SetBrushStyle(CWindowGc::ESolidBrush);
       
   165 	gc.SetPenStyle(CGraphicsContext::ESolidPen);
       
   166 	gc.SetPenColor(KRgbDarkGray);
       
   167 	gc.SetPenSize(TSize(2,2));
       
   168 
       
   169 	switch (iState)
       
   170 		{
       
   171 		case ENone:
       
   172 			{
       
   173 		//do nothing	
       
   174 			}
       
   175 			break;
       
   176 		case EMoving:
       
   177 			{
       
   178 			//Draw the bounding rect
       
   179 			TSize cornorSize(8, 8);
       
   180 			gc.DrawRoundRect(TRect(iBoundingRectStartPoint, iBoundingSize),
       
   181 					cornorSize);
       
   182 			break;
       
   183 			}
       
   184 		case ESelected:
       
   185 			{
       
   186 			//Draw the bouding rect
       
   187 			TSize cornorSize(8, 8);
       
   188 			gc.DrawRoundRect(TRect(iBoundingRectStartPoint, iBoundingSize),
       
   189 					cornorSize);
       
   190 			break;
       
   191 			}
       
   192 		case ESelectedWithTooltip:
       
   193 			{
       
   194 			//Draw the bounding rect
       
   195 			TSize cornorSize(8, 8);
       
   196 			gc.DrawRoundRect(TRect(iBoundingRectStartPoint, iBoundingSize),
       
   197 					cornorSize);
       
   198 
       
   199 			CFont* pFont = NULL;
       
   200 			TFontSpec fontSpec = iEikonEnv->TitleFont()->FontSpecInTwips();
       
   201 			fontSpec.iHeight *= 0.535;
       
   202 			iCoeEnv->ScreenDevice()->GetNearestFontInTwips(pFont, fontSpec);
       
   203 
       
   204 			//Draw the tooltips
       
   205 			gc.UseFont(pFont);
       
   206 			gc.SetPenStyle(CGraphicsContext::ESolidPen);
       
   207 			gc.SetPenColor(KRgbGreen);
       
   208 			gc.DrawText(iTooltip, iTooltipStartPoint);
       
   209 			iCoeEnv->ScreenDevice()->ReleaseFont(pFont);
       
   210 			gc.DiscardFont();
       
   211 			break;
       
   212 			}
       
   213 		default:
       
   214 			break;
       
   215 		}
       
   216 
       
   217 	//Draw svg picture
       
   218 	if (iBitmap != NULL)
       
   219 		{
       
   220 		gc.BitBltMasked(iImageStartPoint, iBitmap, TRect(TPoint(0, 0), TSize(
       
   221 				iBoundingSize)), iBitmapMask, ETrue);
       
   222 		}
       
   223 
       
   224 	}
       
   225 // ---------------------------------------------------------------------------
       
   226 // Notify()
       
   227 // ---------------------------------------------------------------------------
       
   228 //
       
   229 void CImageLabel::Notify()
       
   230 	{
       
   231 	//if the state is not moving set selected with tooltips
       
   232 	if (iState != EMoving)
       
   233 		iState = ESelectedWithTooltip;
       
   234 	DrawNow();
       
   235 	}
       
   236 // ---------------------------------------------------------------------------
       
   237 // SetImage()
       
   238 // ---------------------------------------------------------------------------
       
   239 //
       
   240 void CImageLabel::SetImage(const TDesC& aMbmPackage, TInt aIndex)
       
   241 	{
       
   242 	//Load pictures
       
   243 	AknIconUtils::CreateIconL(iBitmap, iBitmapMask, aMbmPackage, aIndex, aIndex
       
   244 			+ 1);
       
   245 	AknIconUtils::SetSize(iBitmap, iImageSize);
       
   246 	AknIconUtils::SetSize(iBitmapMask, iImageSize);
       
   247 
       
   248 	ActivateL();
       
   249 	}
       
   250 // ---------------------------------------------------------------------------
       
   251 // SetTooltip()
       
   252 // ---------------------------------------------------------------------------
       
   253 //
       
   254 void CImageLabel::SetTooltip(const TDesC& aTooltip)
       
   255 	{
       
   256 	iTooltip.Copy(aTooltip);
       
   257 	CalculateTooltipPoint();
       
   258 	}
       
   259 // ---------------------------------------------------------------------------
       
   260 // ResetControl()
       
   261 // ---------------------------------------------------------------------------
       
   262 //
       
   263 void CImageLabel::ResetControl()
       
   264 	{
       
   265 	CalculateImagePoint();
       
   266 	CalculateBoundingRectStartPoint();
       
   267 	CalculateTooltipPoint();
       
   268 	CalculateZones();
       
   269 	}
       
   270 // ---------------------------------------------------------------------------
       
   271 // CalculateImagePoint()
       
   272 // ---------------------------------------------------------------------------
       
   273 //
       
   274 void CImageLabel::CalculateImagePoint()
       
   275 	{
       
   276 	// landscape 
       
   277 	if (iLabelLayout == ELabelHorizontal)
       
   278 		{
       
   279 		iImageStartPoint.iX = Rect().iTl.iX + 2;
       
   280 		iImageStartPoint.iY = Rect().iBr.iY - (Rect().iBr.iX - Rect().iTl.iX)
       
   281 				+ 2;
       
   282 		}
       
   283 	//portrait
       
   284 	else if (iLabelLayout == ELabelVertical)
       
   285 		{
       
   286 		iImageStartPoint.iX = Rect().iBr.iX - (Rect().iBr.iY - Rect().iTl.iY)
       
   287 				+ 2;
       
   288 		iImageStartPoint.iY = Rect().iTl.iY + 2;
       
   289 		}
       
   290 	}
       
   291 // ---------------------------------------------------------------------------
       
   292 // CalculateBoundingRectStartPoint()
       
   293 // calcuate related start point
       
   294 // ---------------------------------------------------------------------------
       
   295 //
       
   296 void CImageLabel::CalculateBoundingRectStartPoint()
       
   297 	{
       
   298 	// landscape 
       
   299 	if (iLabelLayout == ELabelHorizontal)
       
   300 		{
       
   301 		iBoundingRectStartPoint.iX = Rect().iTl.iX + 1;
       
   302 		iBoundingRectStartPoint.iY = Rect().iBr.iY - (Rect().iBr.iX
       
   303 				- Rect().iTl.iX) + 1;
       
   304 		}
       
   305 	//portrait
       
   306 	else if (iLabelLayout == ELabelVertical)
       
   307 		{
       
   308 		iBoundingRectStartPoint.iX = Rect().iBr.iX - (Rect().iBr.iY
       
   309 				- Rect().iTl.iY) + 1;
       
   310 		iBoundingRectStartPoint.iY = Rect().iTl.iY + 1;
       
   311 		}
       
   312 
       
   313 	}
       
   314 // ---------------------------------------------------------------------------
       
   315 // CalculateTooltipPoint()
       
   316 // Where show the tooltips.
       
   317 // ---------------------------------------------------------------------------
       
   318 //
       
   319 void CImageLabel::CalculateTooltipPoint()
       
   320 	{
       
   321 	// landscape 
       
   322 	if (iLabelLayout == ELabelHorizontal)
       
   323 		{
       
   324 		CFont* pFont = NULL;
       
   325 		TFontSpec fontSpec = iEikonEnv->TitleFont()->FontSpecInTwips();
       
   326 		fontSpec.iHeight *= 0.535;
       
   327 		iCoeEnv->ScreenDevice()->GetNearestFontInTwips(pFont, fontSpec);
       
   328 		int tooltipLength = pFont->TextWidthInPixels(iTooltip);
       
   329 		iCoeEnv->ScreenDevice()->ReleaseFont(pFont);
       
   330 
       
   331 		iTooltipStartPoint.iX = Rect().iTl.iX
       
   332 				+ (Rect().Width() - tooltipLength) / 2;
       
   333 		iTooltipStartPoint.iY = Rect().iBr.iY - (Rect().iBr.iX - Rect().iTl.iX);
       
   334 		}
       
   335 	//portrait
       
   336 	else if (iLabelLayout == ELabelVertical)
       
   337 		{
       
   338 		CFont* pFont = NULL;
       
   339 		TFontSpec fontSpec = iEikonEnv->TitleFont()->FontSpecInTwips();
       
   340 		fontSpec.iHeight *= 0.535;
       
   341 		iCoeEnv->ScreenDevice()->GetNearestFontInTwips(pFont, fontSpec);
       
   342 		int tooltipLength = pFont->TextWidthInPixels(iTooltip);
       
   343 		int tooltipHeight = pFont->HeightInPixels();
       
   344 		iCoeEnv->ScreenDevice()->ReleaseFont(pFont);
       
   345 
       
   346 		iTooltipStartPoint.iX = Rect().iTl.iX + (iBoundingRectStartPoint.iX
       
   347 				- Rect().iTl.iX - tooltipLength) / 2;
       
   348 		iTooltipStartPoint.iY = Rect().iBr.iY - (Rect().Height()
       
   349 				- tooltipHeight) / 2;
       
   350 		}
       
   351 	}
       
   352 // ---------------------------------------------------------------------------
       
   353 // CalculateZones()
       
   354 // ---------------------------------------------------------------------------
       
   355 //
       
   356 
       
   357 void CImageLabel::CalculateZones()
       
   358 	{
       
   359 	// landscape 
       
   360 	if (iLabelLayout == ELabelHorizontal)
       
   361 		{
       
   362 		iBoundingSize.iHeight = Rect().iBr.iX - Rect().iTl.iX - 2;
       
   363 		iBoundingSize.iWidth = iBoundingSize.iHeight - 2;
       
   364 
       
   365 		iImageSize.iHeight = iBoundingSize.iHeight - 4;
       
   366 		iImageSize.iWidth = iBoundingSize.iWidth - 4;
       
   367 		}
       
   368 	//portrait
       
   369 	else if (iLabelLayout == ELabelVertical)
       
   370 		{
       
   371 		iBoundingSize.iHeight = Rect().iBr.iY - Rect().iTl.iY - 2;
       
   372 		iBoundingSize.iWidth = iBoundingSize.iHeight - 2;
       
   373 
       
   374 		iImageSize.iHeight = iBoundingSize.iHeight - 4;
       
   375 		iImageSize.iWidth = iBoundingSize.iWidth - 4;
       
   376 		}
       
   377 	}
       
   378 // ---------------------------------------------------------------------------
       
   379 // LabelIsMoving()
       
   380 // ---------------------------------------------------------------------------
       
   381 //
       
   382 
       
   383 void CImageLabel::LabelIsMoving()
       
   384 	{
       
   385 	iState = EMoving;
       
   386 	}
       
   387 // ---------------------------------------------------------------------------
       
   388 // SetHandlePointerObserver()
       
   389 // ---------------------------------------------------------------------------
       
   390 //
       
   391 void CImageLabel::SetHandlePointerObserver(
       
   392 		MHandlePointerObserver* aHandlePointerObserver)
       
   393 	{
       
   394 	iHandlePointerObserver = aHandlePointerObserver;
       
   395 	}