void OutputCtrl::ShowLine( int line )
{
// First make sure the line is not folded.
EnsureVisible( line );
line = VisibleFromDocLine( line );
int firstVisible = GetFirstVisibleLine();
int lastVisible = firstVisible + ( LinesOnScreen() - 1 );
if ( line <= firstVisible ) {
int lines = line - firstVisible;
if ( lines < -1 ) {
lines -= LinesOnScreen() / 2;
}
LineScroll( 0, lines );
} else if ( line >= lastVisible ) {
int lines = line - lastVisible;
if ( lines > 1 ) {
lines += LinesOnScreen() / 2;
}
LineScroll( 0, lines );
}
}
void cbStyledTextCtrl::MakeNearbyLinesVisible(int line)
{
const int dist = VisibleFromDocLine(line) - GetFirstVisibleLine();
if (dist >= 0 && dist < 2)
LineScroll(0, dist - 2);
else if (dist >= LinesOnScreen() - 2)
LineScroll(0, 3 + dist - LinesOnScreen());
}
void MiniStyledTextCtrl::MakeVisible(int from, int length)
{
ConfigManager* cfg = Manager::Get()->GetConfigManager(_T("editor"));
bool doscroll = cfg->ReadBool(_T("/mini_doc/sync_to_main_doc"), true);
if (doscroll)
ScrollToLine(from - (LinesOnScreen()-length)/2);
}
void MiniStyledTextCtrl::MakePositionVisible(int from, int length)
{
if (doScrollToPosition_)
ScrollToLine(from - (LinesOnScreen()-length)/2);
}
/**
* Style needed
*/
void FbEditor::onStyleNeeded(wxStyledTextEvent & event)
{
// startint position
auto startPos = GetEndStyled();
auto startLine = LineFromPosition(startPos);
startPos = PositionFromLine(startLine);
// end position
int lastPos = event.GetPosition();
int lastLine = std::max(LineFromPosition(lastPos), std::min(GetLineCount(), GetFirstVisibleLine() + LinesOnScreen()));
lastPos = GetLineEndPosition(lastLine);
// get token
auto token = m_srcCtx->getLine(startLine, lastLine);
// set stylling position
StartStyling(startPos, INT_MAX);
// clear indicatirs
SetIndicatorCurrent(ErrorIndicator);
IndicatorClearRange(startPos, lastPos - startPos);
// no token? just colour to default
if (!token) {
style(lastPos - startPos, TokenStyle::Default);
return;
}
// style the tokens
int line = startLine;
int col = 0;
while (token && line <= lastLine) {
// end of the line?
if (token->getKind() == TokenKind::EndOfLine) {
token = token->getNext();
continue;
}
// token line
int tline = token->getLine();
// token started before current line
if (line > tline) {
int start = PositionFromLine(line);
int end = PositionFromLine(token->getEndLine()) + token->getEndCol();
style(end - start, token);
// end on line and column
col = token->getEndCol();
line = token->getEndLine();
// get next token and continue
token = token->getNext();
continue;
}
// empty lines before next token?
if (line < tline) {
int start = PositionFromLine(line) + col;
int end = PositionFromLine(tline) + token->getCol();
style(end - start, TokenStyle::Default);
// end on line and column
line = token->getLine();
col = token->getCol();
continue;
}
// started on the current line
if (line == tline) {
// empty space ?
if (token->getCol() > col) {
style(token->getCol() - col, TokenStyle::Default);
}
// style the token
style(token->getLength(), token);
col = token->getEndCol();
line = token->getEndLine();
// advance to the next one
token = token->getNext();
continue;
}
// some empty space till end of the line
int length = GetLineLength(line);
if (col < length) {
style(length - col, TokenStyle::Default);
}
// incement line
line++;
col = 0;
}
}
