author | William Roberts <williamr@symbian.org> |
Tue, 20 Apr 2010 16:24:43 +0100 | |
branch | NewGraphicsArchitecture |
changeset 34 | 76efc8f9f7b4 |
parent 0 | 5d03bc08d59c |
permissions | -rw-r--r-- |
0
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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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102 |
{ |
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103 |
User::Leave(ret); |
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104 |
} |
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|
105 |
|
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|
106 |
bitmapSource->Save(clockBmp[i]); |
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|
107 |
User::After(10000); |
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|
108 |
|
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|
109 |
delete bitmapDevice; |
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|
110 |
delete context; |
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|
111 |
} |
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|
112 |
|
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|
113 |
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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|
116 |
{ |
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|
117 |
User::Leave(ret); |
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|
118 |
} |
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119 |
|
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120 |
TInt32 ids[KMultiBitmapFileSize] = {0}; |
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121 |
TRAP(ret,CFbsBitmap::StoreL(multiClockBmp, KMultiBitmapFileSize, (const TDesC**)bmps,ids)); |
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|
122 |
|
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|
123 |
delete bitmapSource; |
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Revision: 201003
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124 |
fs.Close(); |
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125 |
session.Close(); |
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Revision: 201003
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126 |
} |
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|
127 |
|
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128 |
LOCAL_C void AddHand(TInt aSecondsAfterMidnight, clockhand aHand, CFbsBitGc* context) |
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129 |
{ |
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130 |
const TReal pi = 3.14159; |
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131 |
|
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Revision: 201003
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132 |
//Calculate "bearing" of hand - 6 degrees is a 60ieth of 360, convert to radians |
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133 |
TReal angle = (TReal)((aSecondsAfterMidnight % aHand.divisor)*2*pi/aHand.divisor); |
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134 |
TReal result = 0; |
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|
135 |
|
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|
136 |
//Calculate deltas |
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Revision: 201003
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|
137 |
Math::Cos(result, angle + 2*pi*aHand.arrowAngle/360); |
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|
138 |
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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Revision: 201003
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|
150 |
Math::Cos(result, angle); |
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Revision: 201003
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|
151 |
TInt handEndY = 108 - (TInt)aHand.handLength*result; |
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Revision: 201003
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|
152 |
Math::Sin(result, angle); |
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Revision: 201003
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|
153 |
TInt handEndX = 108 + (TInt)aHand.handLength*result; |
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|
154 |
|
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Revision: 201003
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|
155 |
//Draw complete hand |
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Revision: 201003
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|
156 |
context->SetPenColor(TRgb(aHand.red, aHand.green, aHand.blue)); |
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Revision: 201003
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|
157 |
context->SetPenSize(TSize(aHand.handSize, aHand.handSize)); |
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Revision: 201003
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|
158 |
context->DrawLine(TPoint(108,108), TPoint(handEndX, handEndY)); |
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Revision: 201003
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|
159 |
context->DrawLine(TPoint(handEndX,handEndY), TPoint(handEndX + delta1X, handEndY + delta1Y)); |
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Revision: 201003
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parents:
diff
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|
160 |
context->DrawLine(TPoint(handEndX,handEndY), TPoint(handEndX - delta2X, handEndY - delta2Y)); |
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Revision: 201003
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|
161 |
} |
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Revision: 201003
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parents:
diff
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|
162 |
|
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Revision: 201003
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|
163 |
LOCAL_C void AddFrameCount(TInt aFrameCount, CFbsBitGc* context) |
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Revision: 201003
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|
164 |
{ |
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Revision: 201003
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|
165 |
CFbsFont* font; |
5d03bc08d59c
Revision: 201003
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|
166 |
CFbsTypefaceStore* ts = CFbsTypefaceStore::NewL(NULL); |
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Revision: 201003
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|
167 |
CleanupStack::PushL(ts); |
5d03bc08d59c
Revision: 201003
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|
168 |
|
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Revision: 201003
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|
169 |
//Font size determined visually |
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Revision: 201003
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|
170 |
TFontSpec spec(_L("Swiss"), 40); |
5d03bc08d59c
Revision: 201003
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diff
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|
171 |
|
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Revision: 201003
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|
172 |
TInt err = ts->GetNearestFontToDesignHeightInPixels((CFont*&)font, spec); |
5d03bc08d59c
Revision: 201003
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diff
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|
173 |
|
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Revision: 201003
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|
174 |
if(err != KErrNone) |
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Revision: 201003
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|
175 |
{ |
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Revision: 201003
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|
176 |
RDebug::Print(_L("Failed to obtain font, aborting")); |
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Revision: 201003
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|
177 |
User::Exit(0); |
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Revision: 201003
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|
178 |
} |
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diff
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|
179 |
|
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Revision: 201003
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|
180 |
context->UseFont(font); |
5d03bc08d59c
Revision: 201003
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|
181 |
|
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Revision: 201003
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|
182 |
//Append frame count to empty string |
5d03bc08d59c
Revision: 201003
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|
183 |
TBufC<32> clockBmp; |
5d03bc08d59c
Revision: 201003
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|
184 |
clockBmp = (TDesC&)KEmpty; |
5d03bc08d59c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
185 |
TPtr ptrClockBmp(clockBmp.Des()); |
5d03bc08d59c
Revision: 201003
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parents:
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|
186 |
ptrClockBmp.AppendNumFixedWidth(aFrameCount, EDecimal, KFixedNumWidth); |
5d03bc08d59c
Revision: 201003
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parents:
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|
187 |
|
5d03bc08d59c
Revision: 201003
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|
188 |
//Draw position is determined visually |
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Revision: 201003
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|
189 |
context->DrawText(clockBmp, TPoint(118, 121)); |
5d03bc08d59c
Revision: 201003
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parents:
diff
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|
190 |
|
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Revision: 201003
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|
191 |
CleanupStack::PopAndDestroy(ts); |
5d03bc08d59c
Revision: 201003
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|
192 |
context->DiscardFont(); |
5d03bc08d59c
Revision: 201003
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|
193 |
} |