void UITextInput::dragSelectionTo(Number x, Number y) {
x -= padding * 2.0;
y -= padding;
int lineOffset = y / (lineHeight+lineSpacing);
if(lineOffset > lines.size()-1)
lineOffset = lines.size()-1;
ScreenLabel *selectToLine = lines[lineOffset];
int len = selectToLine->getText().length();
Number slen;
int caretPosition = selectToLine->getLabel()->getTextWidthForString(selectToLine->getText().substr(0,len));
for(int i=0; i < len; i++) {
slen = selectToLine->getLabel()->getTextWidthForString(selectToLine->getText().substr(0,i));
if(slen > x) {
caretPosition = i;
break;
}
}
if(x > slen)
caretPosition = len;
// if(multiLine)
// caretPosition++;
if(caretPosition < 0)
caretPosition = 0;
setSelection(this->lineOffset, lineOffset, this->caretPosition, caretPosition);
}
void UITextInput::dragSelectionTo(Number x, Number y) {
x -= padding;
y -= padding;
int lineOffset = y / (lineHeight+lineSpacing);
if(lineOffset > lines.size()-1)
lineOffset = lines.size()-1;
ScreenLabel *selectToLine = lines[lineOffset];
int len = selectToLine->getText().length();
Number slen;
int caretPosition = selectToLine->getLabel()->getTextWidth(CoreServices::getInstance()->getFontManager()->getFontByName(fontName), selectToLine->getText().substr(0,len), fontSize);
for(int i=0; i < len; i++) {
slen = selectToLine->getLabel()->getTextWidth(CoreServices::getInstance()->getFontManager()->getFontByName(fontName), selectToLine->getText().substr(0,i), fontSize);
if(slen > x) {
caretPosition = i;
break;
}
}
if(x > slen)
caretPosition = len;
if(caretPosition < 0)
caretPosition = 0;
setSelection(this->lineOffset, lineOffset, this->caretPosition, caretPosition);
}
void UITextInput::deleteSelection() {
if(selectionTop == selectionBottom) {
String ctext = lines[selectionTop]->getText();
String newText = ctext.substr(0, selectionL);
int rside = selectionR;
if(rside > ctext.length()-1)
rside = ctext.length() - 1;
newText += ctext.substr(rside,ctext.length() - selectionR);
lines[selectionTop]->setText(newText);
} else {
String ctext = lines[selectionTop]->getText();
String newText = ctext.substr(0, selectionL);
lines[selectionTop]->setText(newText);
ScreenLabel *bottomLine = lines[selectionBottom];
// if whole lines to remove, do it
vector<ScreenLabel*> linesToRemove;
if(selectionBottom > selectionTop + 1) {
for(int i=selectionTop+1; i < selectionBottom; i++) {
linesToRemove.push_back(lines[i]);
}
for(int i=0; i < linesToRemove.size(); i++) {
removeLine(linesToRemove[i]);
}
}
ctext = bottomLine->getText();
int rside = selectionR;
if(rside > ctext.length()-1)
rside = ctext.length() - 1;
newText = ctext.substr(rside,ctext.length() - selectionR);
lineOffset = selectionTop;
selectLineFromOffset();
caretPosition = currentLine->getText().length();
updateCaretPosition();
currentLine->setText(currentLine->getText() + newText);
removeLine(bottomLine);
}
clearSelection();
caretPosition = selectionL;
updateCaretPosition();
changedText();
}
void UITextInput::setSelection(int lineStart, int lineEnd, int colStart, int colEnd) {
if(lineStart == lineEnd && colStart == colEnd) {
clearSelection();
return;
}
if(lineStart == lineOffset) {
selectionLine = lineEnd;
} else {
selectionLine = lineStart;
}
if(colStart == caretPosition) {
selectionCaretPosition = colEnd;
} else {
selectionCaretPosition = colStart;
}
// printf("SET lineStart:%d lineEnd:%d colStart:%d colEnd:%d\n", lineStart, lineEnd, colStart, colEnd);
if(lineStart > lineEnd) {
int tmp = lineStart;
lineStart = lineEnd;
lineEnd = tmp;
tmp = colStart;
colStart = colEnd;
colEnd = tmp;
}
if(colStart > colEnd && lineStart == lineEnd) {
int tmp = colStart;
colStart = colEnd;
colEnd = tmp;
}
clearSelection();
if(lineStart > lines.size()-1)
return;
ScreenLabel *topLine = lines[lineStart];
if(colStart+1 > topLine->getText().length()) {
colStart = topLine->getText().length();
}
Number fColEnd = colEnd;
if(colEnd > topLine->getText().length() || lineStart != lineEnd)
fColEnd = topLine->getText().length();
Number topSize, topHeight, topX;
selectorRectTop->visible = true;
topSize = topLine->getLabel()->getTextWidthForString(topLine->getText().substr(colStart,fColEnd-colStart)) ;
topHeight = lineHeight+lineSpacing;
if(colStart >= 0) {
topX = topLine->getLabel()->getTextWidthForString(topLine->getText().substr(0,colStart)) + 2;
} else {
topX = 0;
}
selectorRectTop->setScale(topSize, topHeight);
selectorRectTop->setPosition(decoratorOffset + topX + padding + (topSize/2.0), padding + (lineStart * (lineHeight+lineSpacing)) + (topHeight/2.0));
if(lineEnd > lineStart && lineEnd < lines.size()) {
ScreenLabel *bottomLine = lines[lineEnd];
selectorRectBottom->visible = true;
Number bottomSize = bottomLine->getLabel()->getTextWidthForString(bottomLine->getText().substr(0,colEnd)) ;
if(bottomSize < 0)
bottomSize = this->width-padding;
Number bottomHeight = lineHeight+lineSpacing;
selectorRectBottom->setScale(bottomSize, bottomHeight);
selectorRectBottom->setPosition(decoratorOffset + padding + (bottomSize/2.0), padding + (lineEnd * (lineHeight+lineSpacing)) + (bottomHeight/2.0));
if(lineEnd != lineStart+1) {
// need filler
selectorRectMiddle->visible = true;
Number midSize = this->width-padding;
Number midHeight = 0;
for(int i=lineStart+1; i < lineEnd;i++) {
midHeight += lineHeight+lineSpacing;
}
selectorRectMiddle->setScale(midSize, midHeight);
selectorRectMiddle->setPosition(decoratorOffset + padding + (midSize/2.0), padding + ((lineStart+1) * (lineHeight+lineSpacing)) + (midHeight/2.0));
}
}
hasSelection = true;
selectionTop = lineStart;
selectionBottom = lineEnd;
selectionL = colStart;
selectionR = colEnd;
}
void UITextInput::setSelection(int lineStart, int lineEnd, int colStart, int colEnd) {
if(lineStart == lineOffset) {
selectionLine = lineEnd;
} else {
selectionLine = lineStart;
}
if(colStart == caretPosition) {
selectionCaretPosition = colEnd;
} else {
selectionCaretPosition = colStart;
}
// Logger::log("SET lineStart:%d lineEnd:%d colStart:%d colEnd:%d\n", lineStart, lineEnd, colStart, colEnd);
if(lineStart > lineEnd) {
int tmp = lineStart;
lineStart = lineEnd;
lineEnd = tmp;
tmp = colStart;
colStart = colEnd;
colEnd = tmp;
}
if(colStart > colEnd && lineStart == lineEnd) {
int tmp = colStart;
colStart = colEnd;
colEnd = tmp;
}
clearSelection();
if(lineStart > lines.size()-1)
return;
ScreenLabel *topLine = lines[lineStart];
if(colStart+1 > topLine->getText().length())
return;
Number fColEnd = colEnd;
if(colEnd > topLine->getText().length() || lineStart != lineEnd)
fColEnd = topLine->getText().length();
Number topSize, topHeight, topX;
selectorRectTop->visible = true;
topSize = topLine->getLabel()->getTextWidth(CoreServices::getInstance()->getFontManager()->getFontByName(fontName), topLine->getText().substr(colStart,fColEnd-colStart), fontSize) - 4;
topHeight = lineHeight+lineSpacing;
if(colStart > 0) {
topX = topLine->getLabel()->getTextWidth(CoreServices::getInstance()->getFontManager()->getFontByName(fontName), topLine->getText().substr(0,colStart-1), fontSize); ;
} else {
topX = 0;
}
selectorRectTop->setScale(topSize, topHeight);
selectorRectTop->setPosition(topX + padding + (topSize/2.0)+ 1, padding + (lineStart * (lineHeight+lineSpacing)) + (topHeight/2.0));
if(lineEnd > lineStart && lineEnd < lines.size()) {
ScreenLabel *bottomLine = lines[lineEnd];
selectorRectBottom->visible = true;
Number bottomSize = bottomLine->getLabel()->getTextWidth(CoreServices::getInstance()->getFontManager()->getFontByName(fontName), bottomLine->getText().substr(0,colEnd), fontSize) - 4;
Number bottomHeight = lineHeight+lineSpacing;
selectorRectBottom->setScale(bottomSize, bottomHeight);
selectorRectBottom->setPosition(padding + (bottomSize/2.0) + 1, padding + (lineEnd * (lineHeight+lineSpacing)) + (bottomHeight/2.0));
if(lineEnd != lineStart+1) {
// need filler
selectorRectMiddle->visible = true;
Number midSize = this->width-padding;
Number midHeight = 0;
for(int i=lineStart+1; i < lineEnd;i++) {
midHeight += lineHeight+lineSpacing;
}
selectorRectMiddle->setScale(midSize, midHeight);
selectorRectMiddle->setPosition(padding + (midSize/2.0), padding + ((lineStart+1) * (lineHeight+lineSpacing)) + (midHeight/2.0));
}
}
hasSelection = true;
selectionTop = lineStart;
selectionBottom = lineEnd;
selectionL = colStart;
selectionR = colEnd;
}
