boolean CScreenDevice::Initialize (void)
{
if (!m_bVirtual)
{
m_pFrameBuffer = new CBcmFrameBuffer (m_nInitWidth, m_nInitHeight, DEPTH);
#if DEPTH == 8
m_pFrameBuffer->SetPalette (NORMAL_COLOR, NORMAL_COLOR16);
m_pFrameBuffer->SetPalette (HIGH_COLOR, HIGH_COLOR16);
m_pFrameBuffer->SetPalette (HALF_COLOR, HALF_COLOR16);
#endif
if (!m_pFrameBuffer->Initialize ())
{
return FALSE;
}
if (m_pFrameBuffer->GetDepth () != DEPTH)
{
return FALSE;
}
m_pBuffer = (TScreenColor *) m_pFrameBuffer->GetBuffer ();
m_nSize = m_pFrameBuffer->GetSize ();
m_nPitch = m_pFrameBuffer->GetPitch ();
m_nWidth = m_pFrameBuffer->GetWidth ();
m_nHeight = m_pFrameBuffer->GetHeight ();
// Ensure that each row is word-aligned so that we can safely use memcpyblk()
if (m_nPitch % sizeof (u32) != 0)
{
return FALSE;
}
m_nPitch /= sizeof (TScreenColor);
}
else
{
m_nWidth = m_nInitWidth;
m_nHeight = m_nInitHeight;
m_nSize = m_nWidth * m_nHeight * sizeof (TScreenColor);
m_nPitch = m_nWidth;
m_pBuffer = new TScreenColor[m_nWidth * m_nHeight];
}
m_nUsedHeight = m_nHeight / m_CharGen.GetCharHeight () * m_CharGen.GetCharHeight ();
m_nScrollEnd = m_nUsedHeight;
CursorHome ();
ClearDisplayEnd ();
InvertCursor ();
CDeviceNameService::Get ()->AddDevice ("tty1", this, FALSE);
return TRUE;
}
void CScreenDevice::SetScrollRegion (unsigned nStartRow, unsigned nEndRow)
{
unsigned nScrollStart = (nStartRow - 1) * m_CharGen.GetCharHeight ();
unsigned nScrollEnd = nEndRow * m_CharGen.GetCharHeight ();
if ( nScrollStart < m_nUsedHeight
&& nScrollEnd > 0
&& nScrollEnd <= m_nUsedHeight
&& nScrollStart < nScrollEnd)
{
m_nScrollStart = nScrollStart;
m_nScrollEnd = nScrollEnd;
}
CursorHome ();
}
/*****************************************************************************
* FUNCTION: ProcessEscapeSequence
*
* RETURNS: None
*
* PARAMS: pEscapeSequence -- escape sequence string to be processed.
*
* NOTES: Processes an escape sequence received by the state machine
*
*****************************************************************************/
static void ProcessEscapeSequence(INT8 *pEscapeSequence)
{
/* if a Left Arrow Key */
if (strcmppgm2ram( (const char *) pEscapeSequence, (ROM FAR char*) leftArrowEscapeSequence) == 0)
{
CursorLeft();
}
/* else if Right Arrow Key */
else if (strcmppgm2ram( (const char *) pEscapeSequence, (ROM FAR char*) rightArrowEscapeSequence) == 0)
{
CursorRight();
}
#if (kWFNumHistoryEntries > 0)
/* else if Up Arrow Key */
else if (strcmppgm2ram( (const char *) pEscapeSequence, (ROM FAR char*) upArrowEscapeSequence) == 0)
{
DisplayHistoryEntry(kWFPrevHistory);
}
/* else if Down Arrow Key */
else if (strcmppgm2ram( (const char *) pEscapeSequence, (ROM FAR char*) downArrowEscapeSequence) == 0)
{
DisplayHistoryEntry(kWFNextHistory);
}
#endif
/* else if Home Key */
else if (strcmppgm2ram( (const char *) pEscapeSequence, (ROM FAR char*) homeKeyEscapeSequence) == 0)
{
CursorHome();
}
/* else if End Key */
else if (strcmppgm2ram( (const char *) pEscapeSequence, (ROM FAR char*) endKeyEscapeSequence) == 0)
{
CursorEnd();
}
}
/*= Backspace ================================================================
Purpose: Performs a backspace operation on the command line
Inputs: none
Returns: none
============================================================================*/
static void Backspace(void)
{
UINT8 num_chars;
UINT8 orig_index = GET_CURSOR();
/* if cursor is not at the left-most position */
if (GET_CURSOR() != gCmdLinePromptLength)
{
/* Null out tmp cmd line */
memset(gTmpCmdLine, 0x00, sizeof(gTmpCmdLine));
/* get characters before the backspace */
num_chars = GET_CURSOR() - gCmdLinePromptLength - 1;
strncpy( (char *) gTmpCmdLine, (const char *) g_ConsoleContext.rxBuf, num_chars);
/* append characters after the deleted char (if there are any) */
if ( (GET_LEN_RX_CMD_STRING() - 1) > 0u)
{
strcpy( (char *) &gTmpCmdLine[num_chars], (const char *) &g_ConsoleContext.rxBuf[num_chars + 1]);
}
EraseEntireLine(); /* leaves g_ConsoleContext.cursorIndex at 0 */
strcpy( (char *) g_ConsoleContext.rxBuf, (const char *) gTmpCmdLine);
putrsUART( (ROM FAR char *) gCmdLinePrompt);
putsUART( (char *) g_ConsoleContext.rxBuf);
SET_CURSOR(gCmdLinePromptLength + GET_LEN_RX_CMD_STRING());
CursorHome(); /* to first character after prompt */
/* move cursor to point of backspace */
CursorRight_N(orig_index - 1 - gCmdLinePromptLength);
}
}
static void Delete(void)
{
unsigned int num_chars;
unsigned int orig_index = GET_CURSOR();
/* if cursor is not at the end of the line */
if (GET_CURSOR() != GET_LEN_RX_CMD_STRING() + gCmdLinePromptLength)
{
/* Null out tmp cmd line */
memset(gTmpCmdLine, 0x00, sizeof(gTmpCmdLine));
/* get characters before the deleted key */
num_chars = GET_CURSOR() - gCmdLinePromptLength;
strncpy( (char *) gTmpCmdLine, (const char *) g_ConsoleContext.rxBuf, num_chars);
/* append characters after the deleted char (if there are any) */
if (strlen( (char *) g_ConsoleContext.rxBuf) - 1 > 0u)
{
strcpy( (char *) &gTmpCmdLine[num_chars], (const char *) &g_ConsoleContext.rxBuf[num_chars + 1]);
}
EraseEntireLine(); /* leaves g_ConsoleContext.cursorIndex at 0 */
putrsUART( (ROM FAR char *) gCmdLinePrompt);
strcpy( (char *) g_ConsoleContext.rxBuf, (const char *) gTmpCmdLine);
putsUART( (char *) g_ConsoleContext.rxBuf );
SET_CURSOR(gCmdLinePromptLength + GET_LEN_RX_CMD_STRING());
CursorHome(); /* to first character after prompt */
/* move cursor to point of delete */
CursorRight_N(orig_index - gCmdLinePromptLength);
}
}
void CScreenDevice::Write (char chChar)
{
switch (m_nState)
{
case ScreenStateStart:
switch (chChar)
{
case '\b':
CursorLeft ();
break;
case '\t':
Tabulator ();
break;
case '\n':
NewLine ();
break;
case '\r':
CarriageReturn ();
break;
case '\x1b':
m_nState = ScreenStateEscape;
break;
default:
DisplayChar (chChar);
break;
}
break;
case ScreenStateEscape:
switch (chChar)
{
case 'M':
ReverseScroll ();
m_nState = ScreenStateStart;
break;
case '[':
m_nState = ScreenStateBracket;
break;
default:
m_nState = ScreenStateStart;
break;
}
break;
case ScreenStateBracket:
switch (chChar)
{
case '?':
m_nState = ScreenStateQuestionMark;
break;
case 'A':
CursorUp ();
m_nState = ScreenStateStart;
break;
case 'B':
CursorDown ();
m_nState = ScreenStateStart;
break;
case 'C':
CursorRight ();
m_nState = ScreenStateStart;
break;
case 'H':
CursorHome ();
m_nState = ScreenStateStart;
break;
case 'J':
ClearDisplayEnd ();
m_nState = ScreenStateStart;
break;
case 'K':
ClearLineEnd ();
m_nState = ScreenStateStart;
break;
case 'L':
InsertLines (1);
m_nState = ScreenStateStart;
break;
case 'M':
DeleteLines (1);
m_nState = ScreenStateStart;
break;
case 'P':
DeleteChars (1);
m_nState = ScreenStateStart;
break;
default:
if ('0' <= chChar && chChar <= '9')
{
m_nParam1 = chChar - '0';
m_nState = ScreenStateNumber1;
}
else
{
m_nState = ScreenStateStart;
}
break;
}
break;
case ScreenStateNumber1:
switch (chChar)
{
case ';':
m_nState = ScreenStateSemicolon;
break;
case 'L':
InsertLines (m_nParam1);
m_nState = ScreenStateStart;
break;
case 'M':
DeleteLines (m_nParam1);
m_nState = ScreenStateStart;
break;
case 'P':
DeleteChars (m_nParam1);
m_nState = ScreenStateStart;
break;
case 'X':
EraseChars (m_nParam1);
m_nState = ScreenStateStart;
break;
case 'h':
case 'l':
if (m_nParam1 == 4)
{
InsertMode (chChar == 'h');
}
m_nState = ScreenStateStart;
break;
case 'm':
SetStandoutMode (m_nParam1);
m_nState = ScreenStateStart;
break;
default:
if ('0' <= chChar && chChar <= '9')
{
m_nParam1 *= 10;
m_nParam1 += chChar - '0';
if (m_nParam1 > 99)
{
m_nState = ScreenStateStart;
}
}
else
{
m_nState = ScreenStateStart;
}
break;
}
break;
case ScreenStateSemicolon:
if ('0' <= chChar && chChar <= '9')
{
m_nParam2 = chChar - '0';
m_nState = ScreenStateNumber2;
}
else
{
m_nState = ScreenStateStart;
}
break;
case ScreenStateQuestionMark:
if ('0' <= chChar && chChar <= '9')
{
m_nParam1 = chChar - '0';
m_nState = ScreenStateNumber3;
}
else
{
m_nState = ScreenStateStart;
}
break;
case ScreenStateNumber2:
switch (chChar)
{
case 'H':
CursorMove (m_nParam1, m_nParam2);
m_nState = ScreenStateStart;
break;
case 'r':
SetScrollRegion (m_nParam1, m_nParam2);
m_nState = ScreenStateStart;
break;
default:
if ('0' <= chChar && chChar <= '9')
{
m_nParam2 *= 10;
m_nParam2 += chChar - '0';
if (m_nParam2 > 199)
{
m_nState = ScreenStateStart;
}
}
else
{
m_nState = ScreenStateStart;
}
break;
}
break;
case ScreenStateNumber3:
switch (chChar)
{
case 'h':
case 'l':
if (m_nParam1 == 25)
{
SetCursorMode (chChar == 'h');
}
m_nState = ScreenStateStart;
break;
default:
if ('0' <= chChar && chChar <= '9')
{
m_nParam1 *= 10;
m_nParam1 += chChar - '0';
if (m_nParam1 > 99)
{
m_nState = ScreenStateStart;
}
}
else
{
m_nState = ScreenStateStart;
}
break;
}
break;
default:
m_nState = ScreenStateStart;
break;
}
}
/////////////////////////////////////////////////////////////////////
// Keyboard Event overrides
/////////////////////////////////////////////////////////////////////
void CFreqCtrl::keyPressEvent( QKeyEvent * event )
{ //call base class if dont over ride key
bool fSkipMsg = FALSE;
qint64 tmp;
//qDebug() <<event->key();
switch(event->key())
{
case Qt::Key_0:
case Qt::Key_1:
case Qt::Key_2:
case Qt::Key_3:
case Qt::Key_4:
case Qt::Key_5:
case Qt::Key_6:
case Qt::Key_7:
case Qt::Key_8:
case Qt::Key_9:
if( m_ActiveEditDigit>=0)
{
if( m_DigitInfo[m_ActiveEditDigit].editmode)
{
tmp = (m_freq/m_DigitInfo[m_ActiveEditDigit].weight)%10;
m_freq -= tmp*m_DigitInfo[m_ActiveEditDigit].weight;
m_freq = m_freq+(event->key()-'0')*m_DigitInfo[m_ActiveEditDigit].weight;
SetFrequency(m_freq);
}
}
MoveCursorRight();
fSkipMsg = TRUE;
break;
case Qt::Key_Left:
if( m_ActiveEditDigit != -1 )
{
MoveCursorLeft();
fSkipMsg = TRUE;
}
break;
case Qt::Key_Up:
if(m_ActiveEditDigit != -1 )
{
IncFreq();
fSkipMsg = TRUE;
}
break;
case Qt::Key_Down:
if(m_ActiveEditDigit != -1)
{
DecFreq();
fSkipMsg = TRUE;
}
break;
case Qt::Key_Right:
if(m_ActiveEditDigit != -1 )
{
MoveCursorRight();
fSkipMsg = TRUE;
}
break;
case Qt::Key_Home:
CursorHome();
fSkipMsg = TRUE;
break;
case Qt::Key_End:
CursorEnd();
fSkipMsg = TRUE;
break;
default:
break;
}
if(!fSkipMsg)
QFrame::keyPressEvent(event);
}
