epoc32/include/clock.h
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
     1.1 --- a/epoc32/include/clock.h	Tue Nov 24 13:55:44 2009 +0000
     1.2 +++ b/epoc32/include/clock.h	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -1,1 +1,389 @@
     1.4 -clock.h
     1.5 +// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +// All rights reserved.
     1.7 +// This component and the accompanying materials are made available
     1.8 +// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     1.9 +// which accompanies this distribution, and is available
    1.10 +// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.11 +//
    1.12 +// Initial Contributors:
    1.13 +// Nokia Corporation - initial contribution.
    1.14 +//
    1.15 +// Contributors:
    1.16 +//
    1.17 +// Description:
    1.18 +//
    1.19 +
    1.20 +#if !defined(__CLOCK_H__)
    1.21 +#define __CLOCK_H__
    1.22 +
    1.23 +#if !defined(__E32STD_H__)
    1.24 +#include <e32std.h>
    1.25 +#endif
    1.26 +
    1.27 +#if !defined(__E32BASE_H__)
    1.28 +#include <e32base.h>
    1.29 +#endif
    1.30 +
    1.31 +#if !defined(__W32STD_H__)
    1.32 +#include <w32std.h>
    1.33 +#endif
    1.34 +
    1.35 +//
    1.36 +// miscellaneous typedefs
    1.37 +//
    1.38 +/** @internalComponent */
    1.39 +typedef TBuf8<1024> TConstructorBuf8; // implementation class
    1.40 +
    1.41 +//
    1.42 +// miscellaneous enums
    1.43 +//
    1.44 +
    1.45 +/** @internalComponent */
    1.46 +enum TDisplayType // implementation class
    1.47 +	{
    1.48 +	EDisplayDigital,
    1.49 +	EDisplayAnalog
    1.50 +	};
    1.51 +
    1.52 +/** @internalComponent */
    1.53 +enum TAnalogDisplayHandFeatureType // implementation class
    1.54 +	{
    1.55 +	EAnalogDisplayHandFeatureLine,
    1.56 +	EAnalogDisplayHandFeaturePolyLine,
    1.57 +	EAnalogDisplayHandFeatureCircle
    1.58 +	};
    1.59 +
    1.60 +/** Horizontal alignment options for text in a digital clock's display.
    1.61 +
    1.62 +@see TDigitalDisplayTextSection 
    1.63 +@publishedAll
    1.64 +@released */
    1.65 +enum TDigitalDisplayHorizontalTextAlignment
    1.66 +	{
    1.67 +	/** Left align text. */
    1.68 +	EDigitalDisplayHorizontalTextAlignmentLeft,
    1.69 +	/** Centre align text. */
    1.70 +	EDigitalDisplayHorizontalTextAlignmentCenter,
    1.71 +	/** Right align text. */
    1.72 +	EDigitalDisplayHorizontalTextAlignmentRight
    1.73 +	};
    1.74 +
    1.75 +/** Vertical alignment options for text in a digital clock's display.
    1.76 +
    1.77 +@see TDigitalDisplayTextSection 
    1.78 +@publishedAll
    1.79 +@released */
    1.80 +enum TDigitalDisplayVerticalTextAlignment
    1.81 +	{
    1.82 +	/** Top align text. */
    1.83 +	EDigitalDisplayVerticalTextAlignmentTop,
    1.84 +	/** Centre align text, including the character descent. */
    1.85 +	EDigitalDisplayVerticalTextAlignmentCenterInclDescent,
    1.86 +	/** Centre align text, excluding the character descent. */
    1.87 +	EDigitalDisplayVerticalTextAlignmentCenterExclDescent,
    1.88 +	/** Bottom align text, including the character descent. */
    1.89 +	EDigitalDisplayVerticalTextAlignmentBottomInclDescent,
    1.90 +	/** Bottom align text, excluding the character descent. */
    1.91 +	EDigitalDisplayVerticalTextAlignmentBottomExclDescent
    1.92 +	};
    1.93 +
    1.94 +/** Special characters that can be used in a digital clock display.
    1.95 +
    1.96 +@see TDigitalDisplayTextSection 
    1.97 +@publishedAll
    1.98 +@released */
    1.99 +enum TDigitalDisplayLayoutChar
   1.100 +	{
   1.101 +	/** A flashing block to delimit different sections of the display.
   1.102 +	 */
   1.103 +	/** A flashing block to delimit different sections of the display. */
   1.104 +	EDigitalDisplayLayoutCharFlashingBlockDelimiter=1
   1.105 +	};
   1.106 +
   1.107 +//
   1.108 +/** Different types of hand for an analogue clock. 
   1.109 +
   1.110 +@publishedAll
   1.111 +@released */
   1.112 +enum TAnalogDisplayHandType
   1.113 +	{
   1.114 +	/** A hand that performs one revolution every 12 hours. */
   1.115 +	EAnalogDisplayHandOneRevPer12Hours,
   1.116 +	/** A hand that performs one revolution every hour. */
   1.117 +	EAnalogDisplayHandOneRevPerHour,
   1.118 +	/** A hand that performs one revolution every minute. */
   1.119 +	EAnalogDisplayHandOneRevPerMinute
   1.120 +	};
   1.121 +
   1.122 +//
   1.123 +// miscellaneous structs
   1.124 +//
   1.125 +
   1.126 +struct STimeDeviceShadow
   1.127 +/** Determines how shadows are added to the clock display. 
   1.128 +
   1.129 +@publishedAll
   1.130 +@released */
   1.131 +	{
   1.132 +	/** True if shadows should be displayed, else false. */
   1.133 +	TBool iIsOn;
   1.134 +	/** Colour of the shadows. */
   1.135 +	TRgb iColor;
   1.136 +	/** Offset of shadows from foreground. */
   1.137 +	TPoint iOffset;
   1.138 +	};
   1.139 +
   1.140 +struct SAnalogDisplayAmPm
   1.141 +/** Defines the display parameters of the AM/PM display for an analogue clock.
   1.142 +
   1.143 +@see RAnalogClock 
   1.144 +@publishedAll
   1.145 +@released */
   1.146 +	{
   1.147 +	/** Position relative to the clock face. */
   1.148 +	TPoint iPositionRelativeToFace;
   1.149 +	/** Size. */
   1.150 +	TSize iSize;
   1.151 +	/** Shadow settings. */
   1.152 +	STimeDeviceShadow iShadow;
   1.153 +	/** Background colour. */
   1.154 +	TRgb iBackgroundColor;
   1.155 +	/** Handle to the font to use. This can be obtained using CFbsFont::Handle().
   1.156 +	
   1.157 +	@see CFbsFont::Handle() */
   1.158 +	TInt iFontHandle;
   1.159 +	/** Colour for text. */
   1.160 +	TRgb iTextColor;
   1.161 +	};
   1.162 +
   1.163 +//
   1.164 +// display-addition classes
   1.165 +//
   1.166 +
   1.167 +
   1.168 +class TDisplayAddition
   1.169 +/** This class is used in the derivation of TAnalogDisplayHand and TDigitalDisplayTextSection. 
   1.170 +
   1.171 +@internalComponent */
   1.172 +	{
   1.173 +public:
   1.174 +	const TDesC8& Buf() const;
   1.175 +protected:
   1.176 +	TConstructorBuf8 iBuf;
   1.177 +	};
   1.178 +
   1.179 +//
   1.180 +
   1.181 +class TDigitalDisplayTextSection : public TDisplayAddition
   1.182 +/** A text section for a digital clock.
   1.183 +
   1.184 +@see RDigitalClock 
   1.185 +@publishedAll 
   1.186 +@released */
   1.187 +	{
   1.188 +public:
   1.189 +	IMPORT_C TDigitalDisplayTextSection(TInt aFontHandle, TRgb aTextColor, TDigitalDisplayHorizontalTextAlignment aHorizontalAlignment,
   1.190 +																TDigitalDisplayVerticalTextAlignment aVerticalAlignment,
   1.191 +																TInt aHorizontalMargin, TInt aVerticalMargin, const TDesC& aFormat);
   1.192 +																// N.B. the font passed in to aFontHandle cannot be destroyed until the
   1.193 +																// RDigitalClock has been completely constructed, including all necessary
   1.194 +																// calls to RDigitalClock::AddTextSectionL()
   1.195 +	};
   1.196 +
   1.197 +//
   1.198 +
   1.199 +class TAnalogDisplayHand : public TDisplayAddition
   1.200 +/** A hand for an analogue clock.
   1.201 +
   1.202 +A hand is a vector drawing made from a number of features (lines, circles, 
   1.203 +polylines). These are specified with the hand assumed to be in the 12 o'clock 
   1.204 +position, with TPoint(0,0) being the center of the clock.
   1.205 +
   1.206 +@see RAnalogClock 
   1.207 +@publishedAll 
   1.208 +@released */
   1.209 +	{
   1.210 +public:
   1.211 +	IMPORT_C TAnalogDisplayHand(TAnalogDisplayHandType aType);
   1.212 +	IMPORT_C void AddLine(CGraphicsContext::TPenStyle aPenStyle, TRgb aPenColor, const TSize& aPenSize,
   1.213 +																const TPoint& aStartPoint, const TPoint& aEndPoint);
   1.214 +	IMPORT_C void AddPolyLine(CGraphicsContext::TPenStyle aPenStyle, TRgb aPenColor, const TSize& aPenSize,
   1.215 +																CGraphicsContext::TBrushStyle aBrushStyle, TRgb aBrushColor,
   1.216 +																TBool aClosed, const CArrayFix<TPoint>* aPointList); // aPointList is not destroyed
   1.217 +	IMPORT_C void AddCircle(CGraphicsContext::TPenStyle aPenStyle, TRgb aPenColor, const TSize& aPenSize,
   1.218 +																CGraphicsContext::TBrushStyle aBrushStyle, TRgb aBrushColor,
   1.219 +																const TPoint& aCircleCenter, TInt aRadius);	
   1.220 +	inline TInt NumFeatures() const 
   1.221 +	/** Gets the number of features added to the hand. */
   1.222 +		{return *iNumFeaturesPtr;}
   1.223 +private:
   1.224 +	void AppendType(TAnalogDisplayHandFeatureType aType);
   1.225 +private:
   1.226 +	TInt* iNumFeaturesPtr;
   1.227 +	};
   1.228 +
   1.229 +//
   1.230 +// utility class
   1.231 +//
   1.232 +
   1.233 +class RAnimWithUtils : public RAnim
   1.234 +/** Utility class to support clock animation. 
   1.235 +
   1.236 +@publishedAll
   1.237 +@released
   1.238 +*/
   1.239 +	{
   1.240 +protected:
   1.241 +	RAnimWithUtils(RAnimDll& aAnimDll, const RWindowBase& aWindow);
   1.242 +	void AppendToConstructorBufL(const TDesC8& aData);
   1.243 +	void SendConstructorBufIfCompleteL(TInt aAnimatedObjectType);
   1.244 +	void SendConstructorBufL(TInt aAnimatedObjectType);
   1.245 +	TBool ConstructorBufExists() const;
   1.246 +	TBool ConstructorBufAlreadySent() const;
   1.247 +	TConstructorBuf8& ConstructorBuf() const;
   1.248 +	void SetNumAdditionsStillExpected(TInt aNumAdditionsStillExpected);
   1.249 +public:
   1.250 +	IMPORT_C virtual void Close();
   1.251 +private:
   1.252 +	TConstructorBuf8* iConstructorBuf; // on the heap as it is only required for construction
   1.253 +	TBool iConstructorBufAlreadySent;
   1.254 +	const RWindowBase& iWindow;
   1.255 +	TInt iNumAdditionsStillExpected;
   1.256 +	};
   1.257 +
   1.258 +//
   1.259 +// time-device abstract classes
   1.260 +//
   1.261 +
   1.262 +
   1.263 +class RTimeDevice : public RAnimWithUtils
   1.264 +/** Sets display parameters for clocks.
   1.265 + 
   1.266 +@publishedAll
   1.267 +@released
   1.268 +*/
   1.269 +	{
   1.270 +protected:
   1.271 +	RTimeDevice(RAnimDll& aAnimDll, const RWindowBase& aWindow);
   1.272 +	void AppendDisplayTypeL(TDisplayType aType);
   1.273 +	void AppendDigitalDisplayConstructorArgsL(const TPoint& aPosition, const TSize& aSize, const TMargins& aMargins, const STimeDeviceShadow& aShadow,
   1.274 +																TRgb aBackgroundColor, TInt aNumTextSections);
   1.275 +	void AppendAnalogDisplayConstructorArgsL(const TPoint& aPosition, const TSize& aSize, const TMargins& aMargins, const STimeDeviceShadow& aShadow,
   1.276 +																TInt aFaceHandle, TInt aFaceMaskHandle, TInt aNumHands, const SAnalogDisplayAmPm* aAmPm);
   1.277 +public:
   1.278 +	IMPORT_C void SetVisible(TBool aVisible); // can only be called after full construction - by default clocks are invisible
   1.279 +	IMPORT_C void SetPositionAndSize(const TPoint& aPosition, const TSize& aSize); // can only be called after full construction
   1.280 +	IMPORT_C void SetPosition(const TPoint& aPosition); // can only be called after full construction
   1.281 +	IMPORT_C void SetSize(const TSize& aSize); // can only be called after full construction
   1.282 +	IMPORT_C void UpdateDisplay(); // can only be called after full construction
   1.283 +	IMPORT_C void Draw(); // can only be called after full construction
   1.284 +	};
   1.285 +
   1.286 +//
   1.287 +
   1.288 +class RClock : public RTimeDevice
   1.289 +/** Sets the time for clocks.
   1.290 +
   1.291 +@publishedAll
   1.292 +@released */
   1.293 +	{
   1.294 +protected:
   1.295 +	RClock(RAnimDll& aAnimDll, const RWindowBase& aWindow);
   1.296 +	void AppendClockConstructorArgsL(TTimeIntervalSeconds aUniversalTimeOffset);
   1.297 +public:
   1.298 +	IMPORT_C void SetUniversalTimeOffset(TTimeIntervalSeconds aUniversalTimeOffset); // can only be called after full construction
   1.299 +	};
   1.300 +
   1.301 +//
   1.302 +// time-device concrete classes
   1.303 +//
   1.304 +
   1.305 +class RDigitalClock : public RClock
   1.306 +/** A digital clock.
   1.307 +
   1.308 +A digital clock is composed of one or more text sections, which define
   1.309 +how the time information is displayed.
   1.310 +
   1.311 +@publishedAll 
   1.312 +@released */
   1.313 +	{
   1.314 +public:
   1.315 +	IMPORT_C RDigitalClock(RAnimDll& aAnimDll, const RWindowBase& aWindow);
   1.316 +	IMPORT_C void ConstructL(TTimeIntervalSeconds aUniversalTimeOffset, const TPoint& aPosition, const TSize& aSize, const TMargins& aMargins,
   1.317 +																const STimeDeviceShadow& aShadow, TRgb aBackgroundColor, TInt aNumTextSections);
   1.318 +	IMPORT_C void AddTextSectionL(const TDigitalDisplayTextSection& aTextSection);
   1.319 +	IMPORT_C void SetBackgroundColor(TRgb aBackgroundColor, TRgb aShadowColor); // can only be called after full construction
   1.320 +	IMPORT_C void SetTextColor(TRgb aTextColor);
   1.321 +
   1.322 +	};
   1.323 +
   1.324 +//
   1.325 +
   1.326 +
   1.327 +class RAnalogClock : public RClock
   1.328 +/** An analogue clock.
   1.329 +
   1.330 +@see CFbsBitmap::Handle() 
   1.331 +@publishedAll 
   1.332 +@released */
   1.333 +
   1.334 +	{
   1.335 +public:
   1.336 +	IMPORT_C RAnalogClock(RAnimDll& aAnimDll, const RWindowBase& aWindow);
   1.337 +	IMPORT_C void ConstructL(TTimeIntervalSeconds aUniversalTimeOffset, const TPoint& aPosition, const TSize& aSize, const TMargins& aMargins,
   1.338 +																const STimeDeviceShadow& aShadow, TInt aFaceHandle, TInt aFaceMaskHandle, TInt aNumHands, const SAnalogDisplayAmPm* aAmPm=NULL);
   1.339 +																// N.B. the bitmap(s) passed in to aFaceHandle and aFaceMaskHandle in these
   1.340 +																// ConstructL functions cannot be destroyed until the RAnalogClock has been
   1.341 +																// completely constructed, including all necessary calls to
   1.342 +																// RAnalogClock::AddHandL() - aFaceMaskHandle may be 0
   1.343 +	IMPORT_C void AddHandL(const TAnalogDisplayHand& aHand);
   1.344 +	IMPORT_C void SetBackgroundColor(TRgb aBackgroundColor, TRgb aShadowColor); // can only be called after full construction
   1.345 +	IMPORT_C void SetTextColor(TRgb aTextColor);
   1.346 +	IMPORT_C void SetPenColor(const TRgb aPenColor);
   1.347 +	IMPORT_C void SetBrushColor(const TRgb aBrushColor);
   1.348 +	};
   1.349 +
   1.350 +//
   1.351 +// message-window class
   1.352 +//
   1.353 +
   1.354 +
   1.355 +class RMessageWindow : public RAnimWithUtils
   1.356 +/** A configurable window that appears for a brief time to display a message to 
   1.357 +the user and then disappears.
   1.358 +
   1.359 +This is the basic class that is used by classes such as CEikonEnv and CEikMsgWin 
   1.360 +to provide information and message windows. Such higher-level classes would 
   1.361 +normally be used by client applications rather than RMessageWindow. This class 
   1.362 +can be used though to implement specialist new classes. 
   1.363 +
   1.364 +Note that this class is in the same library as the Clock API for implementation 
   1.365 +reasons only.
   1.366 +
   1.367 +@see CEikMsgWin
   1.368 +@see CEikonEnv 
   1.369 +@publishedAll 
   1.370 +@released */
   1.371 +	{
   1.372 +public:
   1.373 +	/** Defines the maximum length of text in the message. */
   1.374 +	enum
   1.375 +		{
   1.376 +		/** Maximum length of text in the message. */
   1.377 +		EMaxTextLength=80
   1.378 +		};
   1.379 +public:
   1.380 +	IMPORT_C RMessageWindow(RAnimDll& aAnimDll, const RWindowBase& aWindow);
   1.381 +	IMPORT_C void ConstructL(TInt aBaselineOffset, TInt aFontHandle, TRgb aBackgroundColor, TRgb aTextColor);
   1.382 +	IMPORT_C void ConstructL(TInt aBaselineOffset, TInt aFontHandle, TRgb aBackgroundColor, TRgb aTextColor, TRgb aBorderColor);
   1.383 +	IMPORT_C void StartDisplay(TBool aFlash, TTimeIntervalMicroSeconds32 aInitialDelay, const TDesC& aText);
   1.384 +	IMPORT_C void StartDisplay(TBool aFlash, TTimeIntervalMicroSeconds32 aInitialDelay, TTimeIntervalMicroSeconds32 aDuration, const TDesC& aText);
   1.385 +	IMPORT_C void CancelDisplay();
   1.386 +	IMPORT_C void GetBorders(TMargins& aBorders);
   1.387 +	IMPORT_C void SetBackgroundColor(TRgb aBackgroundColor);
   1.388 +	IMPORT_C void SetTextColor(TRgb aTextColor);
   1.389 +	IMPORT_C void SetBorderColor(TRgb aBorderColor);
   1.390 +	IMPORT_C void SetPlinthColors(TRgb aTl,TRgb aBr);
   1.391 +	};
   1.392 +
   1.393 +#endif