--- a/satengine/SatServer/Engine/src/CSatSColorIconConverter.cpp Mon Aug 23 15:50:31 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,209 +0,0 @@
-/*
-* Copyright (c) 2002-2007 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: Converts color icon to CFbsBitmap
-*
-*/
-
-
-#include <gdi.h>
-#include <fbs.h>
-#include "CSatSColorIconConverter.h"
-#include "TSatBitOP.h"
-#include "SatLog.h"
-
-const TInt KHeaderSize = 6;
-const TInt KClutEntrySize = 3;
-const TInt KRedShift = 16;
-const TInt KGreenShift = 8;
-const TInt KPixelSize = 8;
-
-// ======== MEMBER FUNCTIONS ========
-
-// -----------------------------------------------------------------------------
-// CSatSColorIconConverter::CSatSColorIconConverter
-// C++ default constructor can NOT contain any code, that
-// might leave.
-// -----------------------------------------------------------------------------
-//
-CSatSColorIconConverter::CSatSColorIconConverter()
- {
- LOG( SIMPLE, "SATENGINE: \
- CSatSColorIconConverter::CSatSColorIconConverter calling - exiting" )
- }
-
-// -----------------------------------------------------------------------------
-// CSatSColorIconConverter::CheckDataValidityL
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CSatSColorIconConverter::CheckDataValidityL(
- const TDesC8& aData ) const
- {
- LOG( SIMPLE,
- "SATENGINE: CSatSColorIconConverter::CheckDataValidityL calling" )
- TInt err( KErrNone );
- const TInt dataLength( aData.Length() );
-
- if ( dataLength >= KHeaderSize )
- {
- LOG( SIMPLE, "SATENGINE: CSatSColorIconConverter::CheckDataValidityL \
- dataLength bigger than KHeaderSize" )
- const TInt width( aData[0] );
- const TInt height( aData[1] );
- const TInt bpp( aData[2] );
-
- if ( dataLength < ( width * height * bpp / KPixelSize + KHeaderSize ) )
- {
- LOG( SIMPLE, "SATENGINE: CSatSColorIconConverter::\
- CheckDataValidityL KErrCorrupt" )
- err = KErrCorrupt;
- }
- }
-
- else
- {
- LOG( SIMPLE, "SATENGINE: CSatSColorIconConverter::CheckDataValidityL \
- dataLength less than KHeaderSize" )
- err = KErrCorrupt;
- }
-
- User::LeaveIfError( err );
- LOG( SIMPLE,
- "SATENGINE: CSatSColorIconConverter::CheckDataValidityL exiting" )
- }
-
-// -----------------------------------------------------------------------------
-// CSatSColorIconConverter::CheckClutValidityL
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CSatSColorIconConverter::CheckClutValidityL(
- const TDesC8& aData,
- const TDesC8& aClut ) const
- {
- LOG( SIMPLE,
- "SATENGINE: CSatSColorIconConverter::CheckClutValidityL calling" )
- const TInt clutEntries( aData[3] );
- const TInt expectedClutLength( clutEntries * KClutEntrySize );
-
- if ( aClut.Length() < expectedClutLength )
- {
- LOG( SIMPLE,
- "SATENGINE: CSatSColorIconConverter::CheckClutValidityL KErrCorrupt" )
- User::Leave( KErrCorrupt );
- }
-
- LOG( SIMPLE,
- "SATENGINE: CSatSColorIconConverter::CheckClutValidityL exiting" )
- }
-
-// -----------------------------------------------------------------------------
-// CSatSColorIconConverter::ConvertL
-// Converts color icon to CFbsBitamp.
-//
-// aData has following format( ETSI TS 131 102 V4.10.0 ).
-// 1 byte: Icon width
-// 2 byte: Icon height
-// 3 byte: Bits per raster image point. (1 to 8)
-// 7 to end byte: Image body.
-//
-// The image body has following format.
-//
-// Byte 1 Byte 2
-// 1001 1100 1110 1100 ....
-//
-// If the Bits per pixel ratio is 3 then
-// 1st raster point CLUT reference is 100
-// 2nd ------------ "" -------------- 111
-// 3rd ------------ "" -------------- 001
-// 4th ------------ "" -------------- 110
-// etc...
-//
-// One CLUT entry is 3 bytes and each byte defines the intensity of color (RGB).
-// The CLUT is in following format:
-// 1st CLUT entry
-// 1 byte Red color intensity
-// 2 byte Green color intensity
-// 3 byte Blue color intensity
-// 2nd CLUT entry
-// 4 byte Red color intensity
-// 5 byte Green color intensity
-// 6 byte Blue color intensity
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CFbsBitmap* CSatSColorIconConverter::ConvertL(
- const TDesC8& aData,
- const TDesC8& aClut ) const
- {
- LOG( SIMPLE, "SATENGINE: CSatSColorIconConverter::ConvertL calling" )
-
- // Check that data is valid.
- CheckDataValidityL( aData );
- CheckClutValidityL( aData, aClut );
-
- const TUint8 width( aData[0] );
- const TUint8 height( aData[1] );
-
- // Create the bitmap
- CFbsBitmap* bitmap = CreateBitmapL( width, height, EColor16M );
-
- // Separate the header from image body.
- const TPtrC8 iconData(
- aData.Mid( KHeaderSize, aData.Length() - KHeaderSize ) );
-
- const TUint8 bpp( aData[2] );
- TBitmapUtil bitmapUtil( bitmap );
- bitmapUtil.Begin( TPoint( 0, 0 ) );
- TInt x(0);
- TInt y(0);
- // Go through the image body to convert the data.
- for ( y = 0; y < height; y++ )
- {
- bitmapUtil.SetPos( TPoint( 0, y ) );
-
- for ( x = 0; x < width; x++ )
- {
- // Calculate the starting bit index of current pixel
- // location.
- const TInt startBit( ( y * width + x ) * bpp );
-
- // Get the entry from icon data.
- const TUint8 clutReference(
- TSatBitOP::ExtractBits( startBit, bpp, iconData ) );
-
- // clut entry is 3 bytes long and therefore the start of
- // the clut entry is multiplied with 3.
- const TInt clutEntryPoint( clutReference * KClutEntrySize );
-
- // Take the color intensities from clut entry.
- const TUint red( aClut[clutEntryPoint] );
- const TUint green( aClut[clutEntryPoint + 1] );
- const TUint blue( aClut[clutEntryPoint + 2] );
-
- // Cannot use TRgb here, because of different interpration of
- // r,g,b order than bitmapUtil.
- bitmapUtil.SetPixel(
- red << KRedShift | green << KGreenShift | blue );
-
- bitmapUtil.IncXPos();
- }
- }
- LOG3( SIMPLE,"SATENGINE: CSatSColorIconConverter::ConvertL, \
- x: %d, y: %d", x, y )
- bitmapUtil.End();
-
- LOG( SIMPLE, "SATENGINE: CSatSColorIconConverter::ConvertL exiting" )
- return bitmap;
- }