CHexViewView &CHexViewView::setCaret(int x, int y, bool invalidate) {
m_caret.x = x;
m_caret.y = y;
resetDigitIndex();
if(invalidate) {
repaint();
} else {
showCaret();
}
return *this;
}
String LCDConsole::readLine(GetKey getKey)
{
char buffer[80];
int8_t index = 0;
bool wasCaretVisible = _caretVisible;
showCaret();
while (true)
{
char c = getKey();
switch (c)
{
case 13:
{
buffer[index] = 0;
String res = String(buffer);
if (!wasCaretVisible)
hideCaret();
return res;
}
case 8: // backspace
{
if (index > 0)
{
index--;
decrementCol();
updateRowCol();
_LCD->writeChar(' ');
updateRowCol();
}
break;
}
default:
if (index < sizeof(buffer) && c >= ' ' && c <= '~')
{
buffer[index++] = c;
write(c);
}
}
}
}
void CHexViewView::draw(CDC *dc) {
CHexViewDoc *doc = GetDocument();
ASSERT_VALID(doc);
const CRect cr = updateSettings(dc);
if(m_docSize > 0) {
const bool showAddr = m_settings->getShowAddr();
const bool showAscii = m_settings->getShowAscii();
const __int64 indexByte0TopLine = m_topLine * m_lineSize;
ByteArray content;
doc->getBytes(indexByte0TopLine, m_lineSize * m_pageSize.cy, content);
const BYTE *buffer = content.getData();
const AddrRange selection = getSelection();
if(showAddr) { // paint headline with offset from leftmost byte address
dc->FillSolidRect(0, 0, cr.Width(), m_addrTextSize.cy, m_settings->getAddrBackColor());
setAddrColor(dc, true);
for(int col = 0, xPos = m_contentRect.left; col < m_lineSize; col++, xPos += m_byteSize.cx) {
if(xPos > m_contentRect.right) {
break;
}
dc->TextOut(xPos, 0, m_addrFormat.offsetToString(col).cstr());
}
setAddrColor(dc, false);
}
#define OFFSET_LEFTMOSTBYTE(row) ((row)*m_lineSize + m_lineOffset)
const BYTE *lastByte = &content[content.size()-1];
setReverseVideo(dc, false);
for(int row = 0, yPos = m_contentRect.top; yPos <= m_contentRect.bottom; row++, yPos += m_byteSize.cy) {
const BYTE *bp = buffer + OFFSET_LEFTMOSTBYTE(row);
if(bp > lastByte) {
break;
}
if(showAddr) {
setAddrColor(dc, true);
dc->TextOut(0,yPos, getAddrAsString(indexByte0TopLine + OFFSET_LEFTMOSTBYTE(row)).cstr());
setAddrColor(dc, false);
}
__int64 addr = indexByte0TopLine + OFFSET_LEFTMOSTBYTE(row);
for(int col = 0, xPos = m_contentRect.left; (col < m_lineSize) && (xPos <= m_contentRect.right) && (bp <= lastByte); col++, xPos += m_byteSize.cx, bp++, addr++) {
if(!selection.isEmpty()) {
if(selection.contains(addr)) {
if(!m_reverseVideo) {
setReverseVideo(dc, true);
}
} else if(m_reverseVideo) {
setReverseVideo(dc, false);
}
}
TCHAR tmp[40];
if(showAscii && isprint(*bp)) {
if(!m_asciiColor) {
setAsciiColor(dc, true);
}
_stprintf(tmp, m_asciiFormat, *bp);
} else {
if(m_asciiColor) {
setAsciiColor(dc, false);
}
_stprintf(tmp, m_radixFormat, *bp);
}
dc->TextOut(xPos, yPos, tmp);
}
}
}
showCaret();
if(m_maxTopLine == 0) { // all bytes shown. hide scrollbar
ShowScrollBar(SB_VERT, FALSE);
} else {
// dont use SetScrollPos as it is only 16-bit int
ShowScrollBar(SB_VERT, TRUE );
updateVerticalScrollBar();
}
if(m_docSize == 0 || m_maxLineOffset == 0) {
ShowScrollBar(SB_HORZ, FALSE);
} else {
ShowScrollBar(SB_HORZ, TRUE );
SCROLLINFO scrollInfo;
GetScrollInfo(SB_HORZ, &scrollInfo);
scrollInfo.nMin = 0;
scrollInfo.nMax = m_lineSize - 1;
scrollInfo.nPos = m_lineOffset;
scrollInfo.nPage = m_pageSize.cx;
SetScrollInfo(SB_HORZ, &scrollInfo);
}
}