void CHexViewView::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar *pScrollBar) {
m_shift = shiftKeyPressed();
switch(nSBCode) {
case SB_TOP :
setLineOffset(0, false).setCaretX(0);
break;
case SB_BOTTOM :
setLineOffset(m_maxLineOffset, false).setCaretX(m_maxCaret.x);
break;
case SB_ENDSCROLL : break;
case SB_LINELEFT : scrollHorz(-1); break;
case SB_LINERIGHT : scrollHorz( 1); break;
case SB_PAGELEFT : pageLeft(m_shift); break;
case SB_PAGERIGHT : pageRight(m_shift); break;
case SB_THUMBPOSITION : break;
case SB_THUMBTRACK :
{ // Dont use parameter nPos as it is only 16-bits int
SCROLLINFO scrollInfo;
GetScrollInfo(SB_HORZ,&scrollInfo);
if(scrollInfo.nTrackPos >= 0 && scrollInfo.nTrackPos <= m_maxLineOffset) {
setLineOffset(scrollInfo.nTrackPos);
}
}
break;
}
}
void CHexViewView::end(bool shift) {
m_shift = shift;
if(m_lineOffset < m_maxLineOffset) {
setLineOffset(m_maxLineOffset, false).setCaretX(m_maxCaret.x);
} else {
setCaretX(m_maxCaret.x, false);
}
}
void CHexViewView::home(bool shift) {
m_shift = shift;
if(m_lineOffset > 0 || m_caret.x > 0) {
setLineOffset(0, false).setCaretX(0);
} else {
setCaretX(0, false);
}
}
void CHexViewView::charRight(bool shift) {
m_shift = shift;
if(m_caret.x < m_maxCaret.x) {
setCaretX(m_caret.x+1, false);
} else if(m_lineOffset < m_maxLineOffset) {
scrollHorz(1);
} else if(getSettings().getWrapEndOfLine() && getCurrentAddr() < m_docSize - 1) {
if(m_caret.y < m_maxCaret.y) {
if(m_lineOffset > 0) {
setLineOffset(0, false).setCaret(0, m_caret.y+1);
} else {
setCaret(0, m_caret.y+1, false);
}
} else {
setTopLine(m_topLine+1, false).setLineOffset(0, false).setCaretX(0);
}
}
}
void CHexViewView::charLeft(bool shift) {
m_shift = shift;
if(m_caret.x > 0) {
setCaretX(m_caret.x-1, false);
} else if(m_lineOffset > 0) {
scrollHorz(-1);
} else if(getSettings().getWrapEndOfLine() && getCurrentAddr() > 0) {
if(m_caret.y > 0) {
if(m_lineOffset < m_maxLineOffset) {
setLineOffset(m_maxLineOffset, false).setCaret(m_maxCaret.x, m_caret.y-1);
} else {
setCaret(m_maxCaret.x, m_caret.y-1, false);
}
} else {
setTopLine(m_topLine-1, false).setLineOffset(m_maxLineOffset, false).setCaretX(m_maxCaret.x);
}
}
}
void ossimNitfRpcBase::setLineOffset(ossim_uint32 lineOffset)
{
ossimString os = ossimNitfCommon::convertToUIntString(lineOffset,
LINE_OFFSET_SIZE);
setLineOffset(os);
}
