//adds a character to the text array
void textIn::addChar(int _c){
//creates a text graphic assigns a font and colour and size and pushes it to back of text vector
sf::Text temp;
temp.setFont(font);
temp.setString( static_cast<char>(_c));
temp.setColor(sf::Color::White);
temp.setCharacterSize(getHeight());
text.push_back(temp);
if(_c == 32){
text.back().setString("_");
}
//if it is the first in the array set the position of the first character to be within the start of the text box
if(text.size() == 1){
text.at(0).setPosition(getPosX(), getPosY() - (getHeight()/5));
}else{
//this puts the char in args after the previous char in the array
text.back().setPosition(text.end()[-2].getPosition().x + text.end()[-2].getLocalBounds().width , getPosY() - (getHeight()/5));
}
//moves the caret along one since a caret has been added
setCaret( text.back().getPosition().x + text.back().getLocalBounds().width, getPosY(), getHeight());
//stores the position of the caret on an array and iterates an iterator for it by one
caretPosition.push_back(caret.getPosition().x);
caretIndex++;
}
void CHexViewView::ctrlEnd(bool shift) {
m_shift = shift;
if((m_topLine < m_maxTopLine) || (m_lineOffset < m_maxLineOffset)) {
setTopLine(m_maxTopLine, false).setLineOffset(m_maxLineOffset, false).setCaret(m_maxCaret.x, m_maxCaret.y);
} else {
setCaret(m_maxCaret.x, m_maxCaret.y, false);
}
}
void CHexViewView::ctrlHome(bool shift) {
m_shift = shift;
if(m_topLine || m_lineOffset) {
setTopLine(0, false).setLineOffset(0, false).setCaret(0,0);
} else {
setCaret(0,0, false);
}
}
//removes last character
void textIn::removeChar(){
if(text.size() > 0){
//removes last char and chars position on an array as well as an iterator for iterating over it
text.pop_back();
caretPosition.pop_back();
//moves caret back
setCaret( text.back().getPosition().x + text.back().getLocalBounds().width, getPosY(), getHeight());
caretIndex--;
}else{
//if the text array is empty then return the caret to start
setCaret( getPosX() + 1, getPosY(), getHeight());
caretIndex = 0;
}
}
void cTextField::replaceSelection(const QCString &replacement) {
// Delete the selection, reposition caret_, then reinsert
if (selection_ != 0) {
if (selection_ < 0) {
setCaret(caret_ + selection_); // Place the caret at the start of the selection
selection_ = - selection_;
}
for (int i = 0; i < selection_ && caret_ < text_.length(); ++i) {
text_.remove(caret_, 1);
}
selection_ = 0;
invalidateText();
}
// Insert text at the caret
int i;
for (i = 0; i < (int)replacement.length() && text_.length() + 1 <= maxLength_; ++i) {
text_.insert(caret_ + i, replacement.at(i));
}
setCaret(caret_ + i);
}
//removes char from position in args and changes subsequent objects to be drawn properly
void textIn::removeChar(int _i){
try{
//creates an iterator for text vector assigned from arg 1
auto it = text.begin();
if(_i != 1){
//remove the character in the vector at index using the iterator
text.erase(it + (_i -1));
//iterates all text in front of inserted text to be drawn in front of the char before it (shimmies all the other letters along)
for(int x = (_i-1); x < text.size(); x++){
text.at(x).setPosition((text.at(x -1).getPosition().x + text.at(x -1).getLocalBounds().width) , getPosY() - (getHeight()/5));
}
}else if(_i != 0){
//delete first element
text.erase(it);
//set first element to be at the front of the text box
text.at(0).setPosition(getPosX() , getPosY() - (getHeight()/5));
//iterates all text in front of inserted text to be drawn in front of the char before it (shimmies all the other letters along)
for(int x = 1; x < text.size(); x++){
text.at(x).setPosition((text.at(x -1).getPosition().x + text.at(x -1).getLocalBounds().width) , getPosY()- (getHeight()/5));
}
}
if(_i != 0){
//reorganises all positions of caret
resetPositions();
caretIndex--;
setCaret(caretPosition.at(caretIndex), getPosY(), getHeight());
//stores the new position of the character at the very front
caretPosition.push_back(text.at(text.size() -1).getPosition().x + text.at(text.size() -1).getLocalBounds().width);
}
}catch( std::out_of_range){
std::cout<< "Range error removing char";
}
}
void CHexViewView::setCurrentAddr(unsigned __int64 addr, bool invalidate) {
if(addr > m_docSize) {
return;
}
keepSelection();
if(addr != getCurrentAddr() && hasAnchor()) {
invalidate = true;
}
const __int64 newTopLine = getBestTopLine( addr);
const int newOffset = getBestLineOffset(addr);
if((newTopLine != m_topLine) || (newOffset != m_lineOffset)) {
setTopLine(newTopLine, false).setLineOffset(newOffset, false);
invalidate = true;
}
setCaret(GETLINEOFFSET(addr) - m_lineOffset, (int)(GETLINENO(addr) - m_topLine), invalidate);
}
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 cTextField::onMouseDown(QMouseEvent *e) {
cControl::onMouseDown(e);
QPoint local = mapFromGlobal(e->pos());
int index = getOffset(local.x());
selection_ = 0;
// XXXXXX TODO: Normal windows selection rules with mouse
// Selection?
if ((e->state() & Key_Shift) != 0) {
// In which direction do we select?
int diff = caret_ - index;
// The offset would be the new selection value
selection_ = diff;
}
setCaret(index);
}
//constructor with button object initialised in initialiser list
textIn::textIn ( int _x, int _y, int _width, int _height, sf::RenderWindow &_rw): Sprites( _rw, "media/cb.bmp") {
//selected is default false
setSelected(false);
//set x y and width of box heights set at 30 for now
setXY( _x, _y);
setWH(_width, _height);
setCaret(_x, _y, getHeight());
caretIndex = 1;
caretPosition.push_back(caretX);
if (!font.loadFromFile("media/Pink Bunny.ttf")){
std::cout<<"Likely name of font incorrect";
}
setRects();
}
void cTextField::onKeyDown(QKeyEvent *e) {
int key = e->key();
Qt::ButtonState state = e->state();
// Handle special chars
if (key == Qt::Key_Backspace) {
// Replace the selection with an empty string
if (selection_ != 0) {
replaceSelection("");
} else if (caret_ > 0) {
setCaret(caret_ - 1);
text_.remove(caret_, 1);
invalidateText();
}
} else if (key == Qt::Key_Delete) {
if (selection_ != 0) {
replaceSelection("");
} else if (caret_ < text_.length()) {
text_.remove(caret_, 1);
invalidateText();
}
} else if (key == Qt::Key_Left) {
if (caret_ > 0) {
setCaret(caret_ - 1);
if ((state & Qt::ShiftButton) != 0) {
selection_++;
invalidateText();
} else {
if (selection_ != 0) {
selection_ = 0;
invalidateText();
}
}
}
} else if (key == Qt::Key_Right) {
if (caret_ < text_.length()) {
setCaret(caret_ + 1);
if ((state & Qt::ShiftButton) != 0) {
selection_--;
invalidateText();
} else {
if (selection_ != 0) {
selection_ = 0;
invalidateText();
}
}
}
} else if (key == Qt::Key_V && (state & Qt::ControlButton) != 0) {
QClipboard *clipboard = qApp->clipboard();
QString text = clipboard->text();
if (!text.isEmpty()) {
QCString ltext = text.latin1();
replaceSelection(ltext);
}
} else if (key == Qt::Key_C && (state & Qt::ControlButton) != 0) {
QClipboard *clipboard = qApp->clipboard();
QCString text = getSelection();
if (!text.isEmpty()) {
clipboard->setText(QString(text), QClipboard::Clipboard);
}
} else if (key == Qt::Key_X && (state & Qt::ControlButton) != 0) {
QClipboard *clipboard = qApp->clipboard();
QCString text = getSelection();
if (!text.isEmpty()) {
clipboard->setText(QString(text), QClipboard::Clipboard);
replaceSelection("");
}
} else if (key == Qt::Key_Return) {
onEnter();
} else if (key == Qt::Key_Home) {
int oldCaret = caret_;
selection_ = 0;
setCaret(0);
invalidateText();
/*if (key.mod & KMOD_SHIFT) {
selection_--;
invalidateText();
} else {
if (selection_ != 0) {
selection_ = 0;
invalidateText();
}
}*/
} else if (key == Qt::Key_End) {
setCaret(text_.length());
selection_ = 0;
invalidateText();
} else if (text_.length() < maxLength_) {
char ch = e->text().at(0).latin1();
// Check if the character is supported by the current font.
if (ch != 0) {
cSurface *chs = AsciiFonts->getCharacter(font_, ch);
if (chs) {
QCString replacement;
replacement.insert(0, ch);
replaceSelection(replacement);
}
}
}
}
//listens to key presses when selected, records all keyboard input
void textIn::keyListen(sf::Event &e){
try{
//if there are any text objects to cycle through
if(text.size() != 0){
if (sf::Keyboard::isKeyPressed(sf::Keyboard::Left) && caretIndex > 0){
//this is on the condition that the caret is not moved to the back of the box when it is
//writing text that is longer than the box, the user can delete stuff rather than go back
//to see what they have written as this kind of input box is very small and needs to be lower in
//overhead
if(caret2.getPosition().x - 16 > getPosX()){
caretIndex--;
setCaret(caretPosition.at(caretIndex), getPosY(), getHeight());
}
}
else if (sf::Keyboard::isKeyPressed(sf::Keyboard::Right) && (caretIndex < caretPosition.size() -1)){
caretIndex++;
setCaret(caretPosition.at(caretIndex), getPosY(), getHeight());
}
}
//this is not key pressed event at all this is textEntered its entirely different
if (e.type == sf::Event::TextEntered){
if (e.text.unicode < 128 && getSelected()){
//if the same key as the last one was pressed not too recently
if(lastKey == e.text.unicode ){
//if a second has passed
if(getTicks(0.7)){
//if the caret is next to the front most text object append text to the front of the vector else
//insert the character to the point where the caret is colliding
if(text.size() == 0 || caretX > (text.back().getPosition().x + text.back().getLocalBounds().width) - 10){
addChar(e.text.unicode);
}else{
insertChar( textIndex(), e.text.unicode);
}
}
//if backspace has been hit
}else if( 8 == e.text.unicode){
//if the caret is next to the front most text object remove the front most object with remove char
//else remove the character at the point where the caret is colliding
if( text.size() == 0 || caretX > (text.back().getPosition().x + text.back().getLocalBounds().width) - 10){
removeChar();
}else{
if(caretIndex != 0)
removeChar(textIndex());
}
//if the caret is next to the front most text object append text to the front of the vector else
//insert the character to the point where the caret is colliding
}else if(text.size() == 0 || caretX > (text.back().getPosition().x + text.back().getLocalBounds().width) - 10) {
addChar(e.text.unicode);
lastKey = e.text.unicode;
getTicks(0.03);
}else{
insertChar(textIndex(), e.text.unicode);
lastKey = e.text.unicode;
getTicks(0.03);
}
}
}
}catch(...){
std::cout<< "mystery error in key listen function caught";
//seems to stabilise mystery eror 75% of the time
resetPositions();
}
}
void textIn::insertChar( int _i, int _c){
try{
//creates an iterator for text vector assigned from arg 1
auto it = text.begin();
//creates a text graphic assigns a font and colour and size and pushes it to back of text vector
sf::Text temp;
temp.setFont(font);
temp.setColor(sf::Color::White);
temp.setCharacterSize(getHeight());
//if char to insert is pesky spacebar character...
if(_c == 32){
//...then replace it with an underscore, no need to draw that underscore just a space must behave like a character
temp.setString("_");
}else{
temp.setString( static_cast<char>(_c));
}
if(_i != 0){
//insert the text in the vector at index using the iterator
text.insert(it + _i, temp);
text.at(_i).setPosition((text.at(_i ).getPosition().x + text.at(_i ).getLocalBounds().width) , getPosY() - (getHeight()/5));
//iterates all text in front of inserted text to be drawn in front of the char before it (shimmies all the other letters along)
for(int x = _i; x < text.size(); x++){
text.at(x).setPosition((text.at(x -1).getPosition().x + text.at(x -1).getLocalBounds().width) , getPosY() - (getHeight()/5));
}
}else{
//insert the text in the vector at index using the iterator
text.insert(it, temp);
//sets position of first character to be at front of text box
text.at(0).setPosition(getPosX() , getPosY() - - (getHeight()/5));
//iterates all text in front of inserted text to be drawn in front of the char before it (shimmies all the other letters along)
for(int x = 1; x < text.size(); x++){
text.at(x).setPosition((text.at(x -1).getPosition().x + text.at(x -1).getLocalBounds().width) , getPosY() - - (getHeight()/5));
}
}
}catch( std::out_of_range){
std::cout << "range error in textIn";
}
//reorganises all positions of text
resetPositions();
//moves caret along one
setCaret( text.at(caretIndex).getPosition().x + text.at(caretIndex).getLocalBounds().width, getPosY(), getHeight());
//stores the new position of the character at the very front
caretPosition.push_back(text.at(text.size() -1).getPosition().x + text.at(text.size() -1).getLocalBounds().width);
caretIndex++;
}
//moves caret to first position in array
void textIn::caretFront(){
setCaret(caretPosition.at(caretPosition.size()), getPosY(), getHeight());
caretIndex = caretPosition.size();
}
//moves caret to last position in array
//moves caret to first position in array
void textIn::caretBack(){
setCaret(caretPosition.at(0), getPosY(), getHeight());
caretIndex = 0;
}
