WSJT-X/displaytext.cpp

449 lines
14 KiB
C++

#include "displaytext.h"
#include "mainwindow.h"
#include <QMouseEvent>
#include <QDateTime>
#include <QTextCharFormat>
#include <QTextCursor>
#include <QTextBlock>
#include <QMenu>
#include <QAction>
#include "qt_helpers.hpp"
#include "moc_displaytext.cpp"
DisplayText::DisplayText(QWidget *parent)
: QTextEdit(parent)
, erase_action_ {new QAction {tr ("&Erase"), this}}
{
setReadOnly (true);
setUndoRedoEnabled (false);
viewport ()->setCursor (Qt::ArrowCursor);
setWordWrapMode (QTextOption::NoWrap);
// max lines to limit heap usage
document ()->setMaximumBlockCount (5000);
// context menu erase action
setContextMenuPolicy (Qt::CustomContextMenu);
connect (this, &DisplayText::customContextMenuRequested, [this] (QPoint const& position) {
auto * menu = createStandardContextMenu (position);
menu->addAction (erase_action_);
menu->exec (mapToGlobal (position));
delete menu;
});
connect (erase_action_, &QAction::triggered, this, &DisplayText::erase);
}
void DisplayText::erase ()
{
clear ();
Q_EMIT erased ();
}
void DisplayText::setContentFont(QFont const& font)
{
char_font_ = font;
selectAll ();
auto cursor = textCursor ();
cursor.beginEditBlock ();
auto char_format = cursor.charFormat ();
char_format.setFont (char_font_);
cursor.mergeCharFormat (char_format);
cursor.clearSelection ();
cursor.movePosition (QTextCursor::End);
// position so viewport scrolled to left
cursor.movePosition (QTextCursor::Up);
cursor.movePosition (QTextCursor::StartOfLine);
cursor.endEditBlock ();
setTextCursor (cursor);
ensureCursorVisible ();
}
void DisplayText::mouseDoubleClickEvent(QMouseEvent *e)
{
Q_EMIT selectCallsign(e->modifiers ());
QTextEdit::mouseDoubleClickEvent(e);
}
void DisplayText::insertLineSpacer(QString const& line)
{
appendText (line, "#d3d3d3");
}
void DisplayText::appendText(QString const& text, QColor bg,
QString const& call1, QString const& call2)
{
auto cursor = textCursor ();
cursor.movePosition (QTextCursor::End);
auto block_format = cursor.blockFormat ();
block_format.setBackground (bg);
if (0 == cursor.position ())
{
cursor.setBlockFormat (block_format);
auto char_format = cursor.charFormat ();
char_format.setFont (char_font_);
cursor.setCharFormat (char_format);
}
else
{
cursor.insertBlock (block_format);
}
QTextCharFormat format = cursor.charFormat();
format.clearBackground();
int text_index {0};
if (call1.size ())
{
auto call_index = text.indexOf (call1);
if (call_index != -1) // sanity check
{
auto pos = highlighted_calls_.find (call1);
if (pos != highlighted_calls_.end ())
{
cursor.insertText(text.left (call_index), format);
if (pos.value ().first.isValid ())
{
format.setBackground (pos.value ().first);
}
if (pos.value ().second.isValid ())
{
format.setForeground (pos.value ().second);
}
cursor.insertText(text.mid (call_index, call1.size ()), format);
text_index = call_index + call1.size ();
}
}
}
if (call2.size ())
{
auto call_index = text.indexOf (call2, text_index);
if (call_index != -1) // sanity check
{
auto pos = highlighted_calls_.find (call2);
if (pos != highlighted_calls_.end ())
{
format.setBackground (bg);
format.clearForeground ();
cursor.insertText(text.mid (text_index, call_index - text_index), format);
if (pos.value ().second.isValid ())
{
format.setBackground (pos.value ().first);
}
if (pos.value ().second.isValid ())
{
format.setForeground (pos.value ().second);
}
cursor.insertText(text.mid (call_index, call2.size ()), format);
text_index = call_index + call2.size ();
}
}
}
format.setBackground (bg);
format.clearForeground ();
if(call2.size()>0 and !m_LoTW.contains(call2)) {
format.setForeground(m_color_LoTW); //Mark LoTW non-users
}
cursor.insertText(text.mid (text_index), format);
// position so viewport scrolled to left
cursor.movePosition (QTextCursor::StartOfLine);
setTextCursor (cursor);
ensureCursorVisible ();
document ()->setMaximumBlockCount (document ()->maximumBlockCount ());
}
QString DisplayText::appendWorkedB4(QString message, QString const& callsign, QString grid,
QColor * bg, LogBook const& logBook, QString currentBand)
{
// allow for seconds
int padding {message.indexOf (" ") > 4 ? 2 : 0};
QString call = callsign;
QString countryName;
bool callWorkedBefore;
bool callB4onBand;
bool countryWorkedBefore;
bool countryB4onBand;
bool gridB4;
bool gridB4onBand;
if(call.length()==2) {
int i0=message.indexOf("CQ "+call);
call=message.mid(i0+6,-1);
i0=call.indexOf(" ");
call=call.mid(0,i0);
}
if(call.length()<3) return message;
if(!call.contains(QRegExp("[0-9]|[A-Z]"))) return message;
if(grid=="") {
gridB4=true;
gridB4onBand=true;
} else {
logBook.match(/*in*/call,grid,/*out*/countryName,callWorkedBefore,countryWorkedBefore,gridB4);
logBook.match(/*in*/call,grid,/*out*/countryName,callB4onBand,countryB4onBand,gridB4onBand,
/*in*/ currentBand);
}
message = message.trimmed ();
QString appendage{""};
if (!countryWorkedBefore) {
// therefore not worked call either
// appendage += "!";
*bg = m_color_DXCC;
} else {
if(!countryB4onBand) {
*bg = m_color_DXCCband;
} else {
if(!gridB4) {
*bg = m_color_NewGrid;
} else {
if(!gridB4onBand) {
*bg = m_color_NewGridBand;
} else {
if (!callWorkedBefore) {
// but have worked the country
// appendage += "~";
*bg = m_color_NewCall;
} else {
if(!callB4onBand) {
// appendage += "~";
*bg = m_color_NewCallBand;
} else {
// appendage += " "; // have worked this call before
*bg = m_color_CQ;
}
}
}
}
}
}
int i1=countryName.indexOf(";");
if(m_bPrincipalPrefix) {
int i2=countryName.lastIndexOf(";");
if(i1>0) countryName=countryName.mid(i1+2,i2-i1-2);
} else {
if(i1>0) countryName=countryName.mid(0,i1);
// do some obvious abbreviations
countryName.replace ("Islands", "Is.");
countryName.replace ("Island", "Is.");
countryName.replace ("North ", "N. ");
countryName.replace ("Northern ", "N. ");
countryName.replace ("South ", "S. ");
countryName.replace ("East ", "E. ");
countryName.replace ("Eastern ", "E. ");
countryName.replace ("West ", "W. ");
countryName.replace ("Western ", "W. ");
countryName.replace ("Central ", "C. ");
countryName.replace (" and ", " & ");
countryName.replace ("Republic", "Rep.");
countryName.replace ("United States", "U.S.A.");
countryName.replace ("Fed. Rep. of ", "");
countryName.replace ("French ", "Fr.");
countryName.replace ("Asiatic", "AS");
countryName.replace ("European", "EU");
countryName.replace ("African", "AF");
}
appendage += countryName;
// use a nbsp to save the start of appended text so we can find
// it again later, align appended data at a fixed column if
// there is space otherwise let it float to the right
int space_count {40 + padding - message.size ()};
if (space_count > 0) {
message += QString {space_count, QChar {' '}};
}
message += QChar::Nbsp + appendage;
return message;
}
void DisplayText::displayDecodedText(DecodedText const& decodedText, QString const& myCall,
bool displayDXCCEntity, LogBook const& logBook,
QString currentBand, bool ppfx, bool bCQonly)
{
m_bPrincipalPrefix=ppfx;
QColor bg {Qt::transparent};
bool CQcall = false;
if (decodedText.string ().contains (" CQ ")
|| decodedText.string ().contains (" CQDX ")
|| decodedText.string ().contains (" QRZ "))
{
CQcall = true;
bg = m_color_CQ;
}
if(bCQonly and !CQcall) return;
if (myCall != "" and (decodedText.indexOf (" " + myCall + " ") >= 0
or decodedText.indexOf (" " + myCall + "/") >= 0
or decodedText.indexOf ("<" + myCall + "/") >= 0
or decodedText.indexOf ("/" + myCall + " ") >= 0
or decodedText.indexOf ("/" + myCall + ">") >= 0
or decodedText.indexOf ("<" + myCall + " ") >= 0
or decodedText.indexOf ("<" + myCall + ">") >= 0
or decodedText.indexOf (" " + myCall + ">") >= 0)) {
bg = m_color_MyCall;
}
auto message = decodedText.string();
QString dxCall;
QString dxGrid;
decodedText.deCallAndGrid (/*out*/ dxCall, dxGrid);
QRegularExpression grid_regexp {"\\A(?![Rr]{2}73)[A-Ra-r]{2}[0-9]{2}([A-Xa-x]{2}){0,1}\\z"};
if(!dxGrid.contains(grid_regexp)) dxGrid="";
message = message.left (message.indexOf (QChar::Nbsp)); // strip appended info
if (displayDXCCEntity && CQcall)
// if enabled add the DXCC entity and B4 status to the end of the
// preformated text line t1
message = appendWorkedB4 (message, decodedText.CQersCall(), dxGrid, &bg, logBook, currentBand);
appendText (message.trimmed (), bg, decodedText.call (), dxCall);
}
void DisplayText::displayTransmittedText(QString text, QString modeTx, qint32 txFreq,bool bFastMode)
{
QString t1=" @ ";
if(modeTx=="FT8") t1=" ~ ";
if(modeTx=="JT4") t1=" $ ";
if(modeTx=="JT65") t1=" # ";
if(modeTx=="MSK144") t1=" & ";
QString t2;
t2.sprintf("%4d",txFreq);
QString t;
if(bFastMode or modeTx=="FT8") {
t = QDateTime::currentDateTimeUtc().toString("hhmmss") + \
" Tx " + t2 + t1 + text;
} else if(modeTx.mid(0,6)=="FT8fox") {
t = QDateTime::currentDateTimeUtc().toString("hhmmss") + \
" Tx" + modeTx.mid(7) + " " + text;
} else {
t = QDateTime::currentDateTimeUtc().toString("hhmm") + \
" Tx " + t2 + t1 + text;
}
appendText (t, m_color_TxMsg);
}
void DisplayText::displayQSY(QString text)
{
QString t = QDateTime::currentDateTimeUtc().toString("hhmmss") + " " + text;
appendText (t, "hotpink");
}
void DisplayText::displayFoxToBeCalled(QString t, QColor bg)
{
appendText(t,bg);
}
namespace
{
void update_selection (QTextCursor& cursor, QColor const& bg, QColor const& fg)
{
if (!cursor.isNull ())
{
QTextCharFormat format {cursor.charFormat ()};
if (bg.isValid ())
{
format.setBackground (bg);
}
else
{
format.clearBackground ();
}
if (fg.isValid ())
{
format.setForeground (fg);
}
else
{
format.clearForeground ();
}
cursor.mergeCharFormat (format);
}
}
void reset_selection (QTextCursor& cursor)
{
if (!cursor.isNull ())
{
// restore previous text format, we rely on the text
// char format at he start of the selection being the
// old one which should be the case
auto c2 = cursor;
c2.setPosition (c2.selectionStart ());
cursor.setCharFormat (c2.charFormat ());
}
}
}
void DisplayText::highlight_callsign (QString const& callsign, QColor const& bg,
QColor const& fg, bool last_only)
{
QTextCharFormat old_format {currentCharFormat ()};
QTextCursor cursor {document ()};
if (last_only)
{
cursor.movePosition (QTextCursor::End);
cursor = document ()->find (callsign, cursor
, QTextDocument::FindBackward | QTextDocument::FindWholeWords);
if (bg.isValid () || fg.isValid ())
{
update_selection (cursor, bg, fg);
}
else
{
reset_selection (cursor);
}
}
else
{
auto pos = highlighted_calls_.find (callsign);
if (bg.isValid () || fg.isValid ())
{
auto colours = qMakePair (bg, fg);
if (pos == highlighted_calls_.end ())
{
pos = highlighted_calls_.insert (callsign.toUpper (), colours);
}
else
{
pos.value () = colours; // update colours
}
while (!cursor.isNull ())
{
cursor = document ()->find (callsign, cursor, QTextDocument::FindWholeWords);
update_selection (cursor, bg, fg);
}
}
else if (pos != highlighted_calls_.end ())
{
highlighted_calls_.erase (pos);
QTextCursor cursor {document ()};
while (!cursor.isNull ())
{
cursor = document ()->find (callsign, cursor, QTextDocument::FindWholeWords);
reset_selection (cursor);
}
}
}
setCurrentCharFormat (old_format);
}
void DisplayText::setDecodedTextColors(QColor color_CQ, QColor color_MyCall,
QColor color_DXCC, QColor color_DXCCband,QColor color_NewCall,QColor color_NewCallBand,
QColor color_NewGrid, QColor color_NewGridBand,QColor color_TxMsg,QColor color_LoTW)
{
// Save the color highlighting scheme selected by the user.
m_color_CQ=color_CQ;
m_color_DXCC=color_DXCC;
m_color_DXCCband=color_DXCCband;
m_color_MyCall=color_MyCall;
m_color_NewCall=color_NewCall;
m_color_NewCallBand=color_NewCallBand;
m_color_NewGrid=color_NewGrid;
m_color_NewGridBand=color_NewGridBand;
m_color_TxMsg=color_TxMsg;
m_color_LoTW=color_LoTW;
}