--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/Client/src/alftextstyle.cpp Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,1154 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Text style
+*
+*/
+
+
+
+#include <AknFontProvider.h>
+#include "alf/alftextstyle.h"
+#include "alf/alfgencomponent.h"
+#include "alf/alftextstylemanager.h"
+#include "alf/alftexturemanager.h"
+#include "alf/alfbitmapprovider.h"
+#include "alf/alfenv.h"
+#include "alflogger.h"
+#include "alf/alfconstants.h"
+#include "uiacceltk/HuiFont.h"
+
+/**
+ * Constants that are uset to set/reset local definition flags.
+ * Local definition flags describe which text style attributes are set/defined
+ * locally in this particular text style, and which cascade from the parent.
+ */
+const TInt KTextColorDefined = 0x00000001;
+//const TInt KBackgroundColorDefined = 0x00000002;
+const TInt KTextSizeDefined = 0x00000004;
+const TInt KUnderlineDefined = 0x00000008;
+const TInt KStrikeThroughDefined = 0x00000010;
+const TInt KStrokeWeightDefined = 0x00000020;
+const TInt KPostureDefined = 0x00000040;
+const TInt KFontDefined = 0x00000080;
+
+#ifndef ALF_RASTER_TEXT
+
+
+// Private data
+struct CAlfTextStyle::TPrivateData
+ {
+ CAlfTextStyleManager* iManager; // Not owned.
+ CAlfGenComponent* iComms; // Owned.
+ TInt iId; // Owned.
+ TInt iParentId; // Owned.
+ TInt iFontStyleId; // Owned
+ TInt iLocalDefinitionFlags; // Owned.
+ TRgb iTextColor; // Owned.
+ TBool iIsUnderline; // Owned.
+ TBool iIsStrikeThrough; // Owned.
+ TBool iIsPreconfigured; // Owned.
+ TInt iServerHandle; // Serverside id
+ };
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle::CAlfTextStyle()
+ : iData(NULL)
+ {
+ }
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle::~CAlfTextStyle()
+ {
+ if(iData)
+ {
+ delete iData->iComms;
+ iData->iComms = NULL;
+ }
+ delete iData;
+ iData = NULL;
+ }
+
+// ---------------------------------------------------------------------------
+// Constructs a new CAlfTextStyle object
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle* CAlfTextStyle::NewL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams)
+ {
+ CAlfTextStyle* self = CAlfTextStyle::NewLC(aEnv, aId, aImplementationId, aConstructionParams);
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// Constructs a new CAlfTextStyle object
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle* CAlfTextStyle::NewLC(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams)
+ {
+ CAlfTextStyle* self = new( ELeave ) CAlfTextStyle();
+ CleanupStack::PushL(self);
+ self->ConstructL(aEnv, aId, aImplementationId, aConstructionParams);
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// Return font style id
+// ---------------------------------------------------------------------------
+//
+TInt CAlfTextStyle::FontStyleId() const
+ {
+ return iData->iFontStyleId;
+ }
+
+// ---------------------------------------------------------------------------
+// Set font style id
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::SetFontStyleId(TInt aFontStyleId)
+ {
+ iData->iFontStyleId = aFontStyleId;
+
+ // The changes are not reflected in Hitchcockcore because Hitchcockcore
+ // text style object does not store this info
+ }
+
+// ---------------------------------------------------------------------------
+// Return parent id
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::ParentId() const
+ {
+ return iData->iParentId;
+ }
+
+// ---------------------------------------------------------------------------
+// Set parent id
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetParentId(TInt aParentId)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ iData->iParentId = aParentId;
+
+ // Reflect the changes also in Hitchcockcore
+ // Convert the parent id from client domain to session domain.
+ CAlfTextStyle* parentStyle = iData->iManager->TextStyle(aParentId);
+ TPckgC<TInt> buf(parentStyle->Comms()->Identifier());
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetParent, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetParentId panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Return Id
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::Id() const
+ {
+ return iData->iId;
+ }
+
+// ---------------------------------------------------------------------------
+// Return text color
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TRgb CAlfTextStyle::TextColor() const
+ {
+ if(iData->iIsPreconfigured)
+ {
+ TBufC8<1> inDum;
+ TRgb textColor;
+ TPckg<TRgb> outBuf(textColor);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleTextColor, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::TextColor ignore error %d", err )
+ }
+
+ return textColor;
+ }
+ if(iData->iLocalDefinitionFlags & KTextColorDefined)
+ {
+ return iData->iTextColor;
+ }
+ return iData->iManager->TextStyle(iData->iParentId)->TextColor();
+ }
+
+// ---------------------------------------------------------------------------
+// Sets the color of the text rasterized with this style.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetTextColor(const TRgb& aTextColor)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ iData->iTextColor = aTextColor;
+ iData->iLocalDefinitionFlags |= KTextColorDefined;
+
+ TPckgC<TRgb> buf(aTextColor);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextColor, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetTextColor panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Returns the text size of this style in screen size independent units (twips).
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::TextSizeInTwips(TBool aIsDecoratedSize) const
+ {
+ TInt textSizeInTwips = 0;
+
+ TPckgC<TInt> buf(aIsDecoratedSize);
+ TPckg<TInt> outBuf(textSizeInTwips);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSizeInTwips, buf, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::TextSizeInTwips ignore error %d", err )
+ }
+
+ return textSizeInTwips;
+ }
+
+// ---------------------------------------------------------------------------
+// Set text size
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetTextSizeInTwips(TInt aTextSizeInTwips, TBool aIsDecoratedSize)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ TInt2 params(aTextSizeInTwips, aIsDecoratedSize);
+ TPckgC<TInt2> buf(params);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextSizeInTwips, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetTextSizeInTwips panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Get text size
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::TextSizeInPixels(TBool aIsDecoratedSize) const
+ {
+ TInt textSizeInPixels = 0;
+
+ TPckgC<TInt> buf(aIsDecoratedSize);
+ TPckg<TInt> outBuf(textSizeInPixels);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSizeInPixels, buf, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::TextSizeInPixels ignore error %d", err )
+ }
+
+ return textSizeInPixels;
+ }
+
+ // ---------------------------------------------------------------------------
+ // Set text size
+ // ---------------------------------------------------------------------------
+ //
+EXPORT_C void CAlfTextStyle::SetTextSizeInPixels(TInt aTextSizeInPixels, TBool aIsDecoratedSize)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ TInt2 params(aTextSizeInPixels, aIsDecoratedSize);
+ TPckgC<TInt2> buf(params);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextSizeInPixels, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetTextSizeInPixels panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Is bold
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsBold() const
+ {
+ TBufC8<1> inDum;
+ TBool isBold = EFalse;
+ TPckg<TBool> outBuf(isBold);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsBold, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::IsBold ignore error %d", err )
+ }
+
+ return isBold;
+ }
+
+// ---------------------------------------------------------------------------
+// Set bold
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetBold(TBool aIsBold)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ TPckgC<TInt> buf(aIsBold);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetBold, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetBold panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Is italic
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsItalic() const
+ {
+ TBufC8<1> inDum;
+ TBool isItalic = EFalse;
+ TPckg<TBool> outBuf(isItalic);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsItalic, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::IsItalic ignore error %d", err )
+ }
+
+ return isItalic;
+ }
+
+// ---------------------------------------------------------------------------
+// Set italic
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetItalic(TBool aIsItalic)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ TPckgC<TInt> buf(aIsItalic);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetItalic, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetItalic panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Is underlined
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsUnderline() const
+ {
+ if(iData->iIsPreconfigured)
+ {
+ TBufC8<1> inDum;
+ TBool isUnderline = EFalse;
+ TPckg<TBool> outBuf(isUnderline);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsUnderline, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::IsUnderline ignore error %d", err )
+ }
+
+ return isUnderline;
+ }
+ if(iData->iLocalDefinitionFlags & KUnderlineDefined)
+ {
+ return iData->iIsUnderline;
+ }
+ return iData->iManager->TextStyle(iData->iParentId)->IsUnderline();
+ }
+
+// ---------------------------------------------------------------------------
+// Set underlined
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetUnderline(TBool aIsUnderline)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ iData->iIsUnderline = aIsUnderline;
+ iData->iLocalDefinitionFlags |= KUnderlineDefined;
+
+ TPckgC<TInt> buf(aIsUnderline);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetUnderline, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetUnderline panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Is strike through
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsStrikeThrough() const
+ {
+ if(iData->iIsPreconfigured)
+ {
+ TBufC8<1> inDum;
+ TBool isStrikeThrough = EFalse;
+ TPckg<TBool> outBuf(isStrikeThrough);
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsStrikeThrough, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::IsStrikeThrough ignore error %d", err )
+ }
+
+ return isStrikeThrough;
+ }
+ if(iData->iLocalDefinitionFlags & KStrikeThroughDefined)
+ {
+ return iData->iIsStrikeThrough;
+ }
+ return iData->iManager->TextStyle(iData->iParentId)->IsStrikeThrough();
+ }
+
+// ---------------------------------------------------------------------------
+// Set strike through
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetStrikeThrough(TBool aIsStrikeThrough)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ iData->iIsStrikeThrough = aIsStrikeThrough;
+ iData->iLocalDefinitionFlags |= KStrikeThroughDefined;
+
+ TPckgC<TInt> buf(aIsStrikeThrough);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetStrikeThrough, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetStrikeThrough panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Get the typeface
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::GetTypeface( TTypeface& aTypeface ) const
+ {
+ TBufC8<1> inDum;
+ TPckg<TTypeface> outBuf( aTypeface );
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleGetTypeface, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::GetTypeface ignore error %d", err )
+ }
+
+ return;
+ }
+
+// ---------------------------------------------------------------------------
+// Get the typeface
+// ---------------------------------------------------------------------------
+//
+EXPORT_C HBufC* CAlfTextStyle::TypefaceNameL( ) const
+ {
+ TBufC8<1> inDum;
+ TTypeface aTypeface;
+ TPckg<TTypeface> outBuf( aTypeface );
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleGetTypeface, inDum, outBuf);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::TypefaceName ignore error %d", err )
+ }
+ return aTypeface.iName.AllocL();
+ }
+
+ // ---------------------------------------------------------------------------
+ // Set Text Pane Height In Pixels
+ // ---------------------------------------------------------------------------
+ //
+EXPORT_C void CAlfTextStyle::SetTextPaneHeightInPixels(TInt aTextPaneHeight, TBool aIsDecoratedSize)
+ {
+ if(!iData->iIsPreconfigured)
+ {
+ TInt2 params(aTextPaneHeight, aIsDecoratedSize);
+ TPckgC<TInt2> buf(params);
+ TBuf8<1> dum;
+
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextPaneHeightInPixels, buf, dum);
+
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::SetTextPaneHeightInPixels panic error %d", err )
+ User::Invariant();
+ }
+ }
+ }
+
+
+// ---------------------------------------------------------------------------
+// ConstructL
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::ConstructL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams)
+ {
+ if(!iData)
+ {
+ iData = new (ELeave) TPrivateData;
+ iData->iComms = NULL;
+ iData->iId = 0;
+ iData->iLocalDefinitionFlags = 0;
+ iData->iManager = 0;
+ iData->iParentId = 0;
+ iData->iFontStyleId = 0;
+ iData->iIsUnderline = EFalse;
+ iData->iIsStrikeThrough = EFalse;
+ iData->iIsPreconfigured = EFalse;
+ }
+
+ if (!iData->iComms)
+ {
+ iData->iComms = CAlfGenComponent::NewL(
+ aEnv,
+ aImplementationId,
+ 0,
+ aConstructionParams);
+ }
+ iData->iId = aId;
+ iData->iManager = &aEnv.TextStyleManager();
+ iData->iIsPreconfigured = (aImplementationId == EAlfPreconfiguredTextStyleCreate) ? ETrue : EFalse;
+ iData->iServerHandle = KErrNotFound;
+ }
+
+// ---------------------------------------------------------------------------
+// Return Alf general component instance
+// ---------------------------------------------------------------------------
+//
+CAlfGenComponent* CAlfTextStyle::Comms() const
+ {
+ return iData->iComms;
+ }
+
+// ---------------------------------------------------------------------------
+// Return serverside id
+// ---------------------------------------------------------------------------
+//
+TInt CAlfTextStyle::ServerHandle() const
+ {
+ if (iData->iServerHandle != KErrNotFound)
+ {
+ return iData->iServerHandle;
+ }
+ else
+ {
+ TPckg<TInt> buf(iData->iServerHandle);
+ TBuf8<1> dum;
+ TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleServerHandle, dum, buf);
+ if ( err != KErrNone )
+ {
+ __ALFLOGSTRING1( "CAlfTextStyle::ServerHandle panic error %d", err )
+ User::Invariant();
+ }
+ return iData->iServerHandle;
+ }
+ }
+#else
+NONSHARABLE_CLASS(CTextBitmapProvider):public CBase, public MAlfBitmapProvider
+ {
+ public:
+ virtual void ProvideBitmapL(TInt /*aId*/, CFbsBitmap*& aBitmap, CFbsBitmap*& aMaskBitmap)
+ {
+ aBitmap = iColorBitmap;
+ iColorBitmap = 0;
+ aMaskBitmap = iAlphaBitmap;
+ iAlphaBitmap= 0;
+ }
+
+ ~CTextBitmapProvider()
+ {
+ delete iColorBitmap;
+ delete iAlphaBitmap;
+ }
+
+ CFbsBitmap* iColorBitmap;
+ CFbsBitmap* iAlphaBitmap;
+ };
+
+// Private data
+struct CAlfTextStyle::TPrivateData
+ {
+ CAlfTextStyleManager* iManager; // Not owned.
+ TInt iId; // Owned.
+ TInt iParentId; // Owned.
+ TInt iFontStyleId; // Owned
+ TInt iLocalDefinitionFlags; // Owned.
+ TRgb iTextColor; // Owned.
+ TBool iIsUnderline; // Owned.
+ TBool iIsStrikeThrough; // Owned.
+ THuiFont iFont; // cool
+ CTextBitmapProvider* iBitmapProvider;
+ };
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle::CAlfTextStyle()
+ : iData(NULL)
+ {
+ }
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle::~CAlfTextStyle()
+ {
+ if(iData)
+ {
+ //delete iData->iComms;
+ //iData->iComms = NULL;
+ delete iData->iBitmapProvider;
+ }
+ delete iData;
+ iData = NULL;
+ }
+
+// ---------------------------------------------------------------------------
+// Constructs a new CAlfTextStyle object
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle* CAlfTextStyle::NewL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams)
+ {
+ CAlfTextStyle* self = CAlfTextStyle::NewLC(aEnv, aId, aImplementationId, aConstructionParams);
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// Constructs a new CAlfTextStyle object
+// ---------------------------------------------------------------------------
+//
+CAlfTextStyle* CAlfTextStyle::NewLC(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams)
+ {
+ CAlfTextStyle* self = new( ELeave ) CAlfTextStyle();
+ CleanupStack::PushL(self);
+ self->ConstructL(aEnv, aId, aImplementationId, aConstructionParams);
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// Return font style id
+// ---------------------------------------------------------------------------
+//
+TInt CAlfTextStyle::FontStyleId() const
+ {
+ return iData->iFontStyleId;
+ }
+
+// ---------------------------------------------------------------------------
+// Set font style id
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::SetFontStyleId(TInt aFontStyleId)
+ {
+ iData->iFontStyleId = aFontStyleId;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Return parent id
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::ParentId() const
+ {
+ return iData->iParentId;
+ }
+
+// ---------------------------------------------------------------------------
+// Set parent id
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetParentId(TInt aParentId)
+ {
+ iData->iParentId = aParentId;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Return Id
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::Id() const
+ {
+ return iData->iId;
+ }
+
+// ---------------------------------------------------------------------------
+// Return text color
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TRgb CAlfTextStyle::TextColor() const
+ {
+ if(iData->iLocalDefinitionFlags & KTextColorDefined)
+ {
+ return iData->iTextColor;
+ }
+ return iData->iManager->TextStyle(iData->iParentId)->TextColor();
+ }
+
+// ---------------------------------------------------------------------------
+// Sets the color of the text rasterized with this style.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetTextColor(const TRgb& aTextColor)
+ {
+ iData->iTextColor = aTextColor;
+ iData->iLocalDefinitionFlags |= KTextColorDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Returns the text size of this style in screen size independent units (twips).
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::TextSizeInTwips(TBool /*aIsDecoratedSize*/) const
+ {
+ TFontSpec spec = Font()->FontSpec();
+ TInt size = spec.iHeight;
+
+ return size;
+ }
+
+// ---------------------------------------------------------------------------
+// Set text size
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetTextSizeInTwips(TInt aTextSizeInTwips, TBool /*aIsDecoratedSize*/)
+ {
+ TFontSpec spec = OwnFont()->FontSpec();
+
+ spec.iHeight = aTextSizeInTwips;
+ Font()->SetFontSpec(spec);
+ iData->iLocalDefinitionFlags |= KTextSizeDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Get text size
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CAlfTextStyle::TextSizeInPixels(TBool /*aIsDecoratedSize*/) const
+ {
+ TFontSpec spec = Font()->FontSpec();
+ CWsScreenDevice* screenDevice = CCoeEnv::Static()->ScreenDevice();
+ TInt textsizeInPix = screenDevice->VerticalTwipsToPixels(spec.iHeight);
+
+ return textsizeInPix;
+ }
+
+ // ---------------------------------------------------------------------------
+ // Set text size
+ // ---------------------------------------------------------------------------
+ //
+EXPORT_C void CAlfTextStyle::SetTextSizeInPixels(TInt aTextSizeInPixels, TBool /*aIsDecoratedSize*/)
+ {
+ TFontSpec spec = OwnFont()->FontSpec();
+ CWsScreenDevice* screenDev = CCoeEnv::Static()->ScreenDevice();
+
+ TInt textsizeInTwips = screenDev->VerticalPixelsToTwips(aTextSizeInPixels);
+ spec.iHeight = textsizeInTwips;
+ Font()->SetFontSpec(spec);
+ iData->iLocalDefinitionFlags |= KTextSizeDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Is bold
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsBold() const
+ {
+ TFontSpec spec = Font()->FontSpec();
+ return spec.iFontStyle.StrokeWeight();
+ }
+
+// ---------------------------------------------------------------------------
+// Set bold
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetBold(TBool aIsBold)
+ {
+ TFontSpec spec = OwnFont()->FontSpec();
+ spec.iFontStyle.SetStrokeWeight((aIsBold ? EStrokeWeightBold : EStrokeWeightNormal));
+ Font()->SetFontSpec(spec);
+ iData->iLocalDefinitionFlags |= KStrokeWeightDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Is italic
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsItalic() const
+ {
+ TFontSpec spec = Font()->FontSpec();
+ return spec.iFontStyle.Posture();
+ }
+
+// ---------------------------------------------------------------------------
+// Set italic
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetItalic(TBool aIsItalic)
+ {
+ TFontSpec spec = OwnFont()->FontSpec();
+ spec.iFontStyle.SetPosture((aIsItalic ? EPostureItalic : EPostureUpright));
+ Font()->SetFontSpec(spec);
+ iData->iLocalDefinitionFlags |= KPostureDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Is underlined
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsUnderline() const
+ {
+ if(iData->iLocalDefinitionFlags & KUnderlineDefined)
+ {
+ return iData->iIsUnderline;
+ }
+ return iData->iManager->TextStyle(iData->iParentId)->IsUnderline();
+ }
+
+// ---------------------------------------------------------------------------
+// Set underlined
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetUnderline(TBool aIsUnderline)
+ {
+ iData->iIsUnderline = aIsUnderline;
+ iData->iLocalDefinitionFlags |= KUnderlineDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Is strike through
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool CAlfTextStyle::IsStrikeThrough() const
+ {
+ if(iData->iLocalDefinitionFlags & KStrikeThroughDefined)
+ {
+ return iData->iIsStrikeThrough;
+ }
+ return iData->iManager->TextStyle(iData->iParentId)->IsStrikeThrough();
+ }
+
+// ---------------------------------------------------------------------------
+// Set strike through
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfTextStyle::SetStrikeThrough(TBool aIsStrikeThrough)
+ {
+ iData->iIsStrikeThrough = aIsStrikeThrough;
+ iData->iLocalDefinitionFlags |= KStrikeThroughDefined;
+ ReportChanged();
+ }
+
+// ---------------------------------------------------------------------------
+// Get the typeface
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::GetTypeface( TTypeface& aTypeface ) const
+ {
+ TFontSpec spec = Font()->FontSpec();
+ aTypeface = spec.iTypeface; // Structure copy
+ }
+
+// ---------------------------------------------------------------------------
+// Get the typeface
+// ---------------------------------------------------------------------------
+//
+EXPORT_C HBufC* CAlfTextStyle::TypefaceNameL( ) const
+ {
+ return Font()->FontSpec().iTypeface.iName.AllocL();
+ }
+
+ // ---------------------------------------------------------------------------
+ // Set Text Pane Height In Pixels
+ // ---------------------------------------------------------------------------
+ //
+EXPORT_C void CAlfTextStyle::SetTextPaneHeightInPixels(TInt aTextPaneHeight, TBool /*aIsDecoratedSize*/)
+ {
+ TFontSpec oldFontSpec = Font()->FontSpec();
+
+ // now generate a font with the new text pane height
+ CWsScreenDevice* screenDev = CCoeEnv::Static()->ScreenDevice();
+ TAknFontSpecification aknFs(Font()->Category(), oldFontSpec, screenDev);
+ aknFs.SetTextPaneHeight(aTextPaneHeight);
+
+ // and get its corresponding spec
+ TFontSpec newFontSpec;
+ TInt foundIndex(KErrNotFound);
+ AknFontProvider::GetFontSpecFromMetrics(*screenDev, 0, aknFs, newFontSpec, foundIndex);
+
+ if(foundIndex != KErrNotFound)
+ {
+ TInt textsizeInTwips = screenDev->VerticalPixelsToTwips(newFontSpec.iHeight);
+ newFontSpec.iHeight = textsizeInTwips;
+ OwnFont()->SetFontSpec(newFontSpec);
+ iData->iLocalDefinitionFlags |= KTextSizeDefined;
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CAlfTextStyle::RasterizeLineL
+// Rasterizes the given string on to the target texture using this text style.
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::RasterizeLineL(const TDesC& aTextLine, CAlfTexture** aTargetTexture)
+ {
+ // Calculate the pixel extents of the text line.
+ TSize textureSize = LineExtentsL(aTextLine);
+
+ //TSize maxTextureSize = (*aTargetTexture)->MaxTextureSize();
+
+ if (!iData->iBitmapProvider)
+ {
+ iData->iBitmapProvider = new (ELeave) CTextBitmapProvider();
+ }
+
+ if ( !iData->iBitmapProvider->iColorBitmap || textureSize != iData->iBitmapProvider->iColorBitmap->SizeInPixels())
+ {
+ // could resize existing instead..
+ delete iData->iBitmapProvider->iColorBitmap;
+ iData->iBitmapProvider->iColorBitmap = 0;
+ // Create target alpha bitmap to rasterize the text onto.
+ iData->iBitmapProvider->iColorBitmap = new (ELeave) CFbsBitmap();
+ User::LeaveIfError(iData->iBitmapProvider->iColorBitmap->Create(textureSize, EGray256));
+ }
+
+ // Create the bitmap device to be used in rasterization.
+ CFbsBitmapDevice* device = CFbsBitmapDevice::NewL(iData->iBitmapProvider->iColorBitmap);
+ CleanupStack::PushL(device);
+
+ // Create drawing context.
+ CFbsBitGc* gc = 0;
+ User::LeaveIfError(device->CreateContext(gc));
+ CleanupStack::PushL(gc);
+
+ // Prepare the bitmap for drawing.
+ gc->SetBrushColor(KRgbBlack);
+ gc->Clear();
+
+ // Draw the text onto the bitmap.
+ gc->SetPenColor(KRgbWhite);
+
+ // Do underlining
+ gc->SetUnderlineStyle(IsUnderline() ? EUnderlineOn : EUnderlineOff);
+ // Do strikethrough
+ gc->SetStrikethroughStyle(IsStrikeThrough() ? EStrikethroughOn : EStrikethroughOff);
+
+ //if(iClippingEnabled)
+ //{
+ // gc->SetClippingRect(iClipRect);
+ //}
+
+ // Rasterize text string using the configured font.
+ Font()->RasterizeLineL(aTextLine, *gc);
+
+ // Destroy graphics context and drawing device.
+ CleanupStack::PopAndDestroy(gc);
+ CleanupStack::PopAndDestroy(device);
+
+
+ delete iData->iBitmapProvider->iAlphaBitmap;
+ iData->iBitmapProvider->iAlphaBitmap = NULL;
+
+ // todo: proper flagging, e.g. use directly
+ *aTargetTexture = &CAlfEnv::Static()->TextureManager().CreateTextureL(KAlfAutoGeneratedTextureId,
+ iData->iBitmapProvider,
+ EAlfTextureFlagDefault);
+ }
+
+// ---------------------------------------------------------------------------
+// THuiTextStyle::LineExtentsL
+// Provides dimensions of the rasterization of the given string.
+// ---------------------------------------------------------------------------
+//
+TSize CAlfTextStyle::LineExtentsL(const TDesC& aTextLine)
+ {
+ // Retrieve the non-decorated line extents from the used font.
+ return Font()->LineExtentsL(aTextLine);
+ }
+// ---------------------------------------------------------------------------
+// ConstructL
+// ---------------------------------------------------------------------------
+//
+void CAlfTextStyle::ConstructL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& /*aConstructionParams*/)
+ {
+ if(!iData)
+ {
+ iData = new (ELeave) TPrivateData;
+ iData->iId = 0;
+ iData->iLocalDefinitionFlags = 0;
+ iData->iManager = 0;
+ iData->iParentId = 0;
+ iData->iFontStyleId = aImplementationId;
+ iData->iIsUnderline = EFalse;
+ iData->iIsStrikeThrough = EFalse;
+ iData->iBitmapProvider = 0;
+ }
+
+/* if (!iData->iComms)
+ {
+ iData->iComms = CAlfGenComponent::NewL(
+ aEnv,
+ aImplementationId,
+ 0,
+ aConstructionParams);
+ }*/
+
+ iData->iId = aId;
+ //iData->iManager = &aEnv.TextStyleManager();
+ //iData->iIsPreconfigured = (aImplementationId == EAlfPreconfiguredTextStyleCreate) ? ETrue : EFalse;
+ //iData->iServerHandle = KErrNotFound;
+ iData->iBitmapProvider = new (ELeave) CTextBitmapProvider();
+ }
+
+CAlfGenComponent* CAlfTextStyle::Comms() const
+ {
+ return 0;
+ }
+
+TInt CAlfTextStyle::ServerHandle() const
+ {
+ return KErrNotFound;
+ }
+
+THuiFont* CAlfTextStyle::Font() const
+ {
+ if(iData->iLocalDefinitionFlags & KFontDefined)
+ {
+ return &iData->iFont;
+ }
+
+ return iData->iManager->TextStyle(iData->iParentId)->Font();
+ }
+
+THuiFont* CAlfTextStyle::OwnFont()
+ {
+ if(!(iData->iLocalDefinitionFlags & KFontDefined))
+ {
+ SetFont(iData->iManager->TextStyle(iData->iParentId)->Font());
+ }
+
+ return Font();
+ }
+
+void CAlfTextStyle::SetFont(THuiFont* aFont)
+ {
+ if (aFont)
+ {
+ iData->iFont = *aFont;
+ iData->iLocalDefinitionFlags |= KFontDefined;
+ }
+ else
+ {
+ iData->iLocalDefinitionFlags &= ~KFontDefined;
+ }
+
+ ReportChanged();
+ }
+
+void CAlfTextStyle::ReportChanged()
+ {
+ if (iData->iManager)
+ { // when creating platform style, manager is not ready yet
+ iData->iManager->RefreshVisuals(iData->iId);
+ }
+ }
+
+void CAlfTextStyle::SetManager(CAlfTextStyleManager* aManager)
+ {
+ iData->iManager = aManager;
+ }
+#endif