void ScalePicker::determinePosition(const QPoint &pos, int coord)
{
QwtScaleWidget *scale = static_cast<QwtScaleWidget *>(this->parent());
QRect rect = this->scaleRect(scale);
QPoint shiftPt;
if (coord == 0)
{
if (QwtScaleDraw::LeftScale == scale->alignment())
{
shiftPt.setX(rect.right());
shiftPt.setY(pos.y());
}
if (QwtScaleDraw::RightScale == scale->alignment())
{
shiftPt.setX(rect.left());
shiftPt.setY(pos.y());
}
}
if (coord == 1)
{
if (QwtScaleDraw::TopScale == scale->alignment())
{
shiftPt.setX(pos.x());
shiftPt.setY(rect.bottom());
}
if (QwtScaleDraw::BottomScale == scale->alignment())
{
shiftPt.setX(pos.x());
shiftPt.setY(rect.top());
}
}
this->mouseClicked(scale, shiftPt, false);
}
TextEditor::TextEditor(Graph *g): QTextEdit(g), d_target(NULL)
{
setAttribute(Qt::WA_DeleteOnClose);
setFrameShadow(QFrame::Plain);
setFrameShape(QFrame::Box);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
QPalette palette = this->palette();
palette.setColor(QPalette::Active, QPalette::WindowText, Qt::blue);
palette.setColor(QPalette::Active, QPalette::Base, Qt::white);
setPalette(palette);
QString text;
if (g->selectedText()){
d_target = g->selectedText();
setGeometry(d_target->geometry());
auto legend = dynamic_cast<LegendWidget*>(d_target);
text = legend ? legend->text() : "";
d_target->hide();
} else if (g->titleSelected()){
d_target = g->plotWidget()->titleLabel();
QwtText t = g->plotWidget()->title();
text = t.text();
setAlignment((Qt::Alignment)t.renderFlags());
setGeometry(d_target->geometry());
} else if (g->selectedScale()){
d_target = g->selectedScale();
QwtScaleWidget *scale = (QwtScaleWidget*)d_target;
QwtText t = scale->title();
text = t.text();
setAlignment((Qt::Alignment)t.renderFlags());
QRect rect = g->axisTitleRect(scale);
if (scale->alignment() == QwtScaleDraw::BottomScale ||
scale->alignment() == QwtScaleDraw::TopScale){
resize(rect.size());
move(QPoint(d_target->x() + rect.x(), d_target->y() + rect.y()));
} else {
resize(QSize(rect.height(), rect.width()));
if (scale->alignment() == QwtScaleDraw::LeftScale)
move(QPoint(d_target->x() + rect.x(), d_target->y() + rect.y() + rect.height()/2));
else if (scale->alignment() == QwtScaleDraw::RightScale)
move(QPoint(d_target->x() - rect.height(), d_target->y() + rect.y() + rect.height()/2));
t.setText(" ");
t.setBackgroundPen(QPen(Qt::NoPen));
scale->setTitle(t);
}
}
QTextCursor cursor = textCursor();
cursor.insertText(text);
d_initial_text = text;
show();
setFocus();
}
QPoint *ScalePicker::getLocation(double axisval)
{
QwtScaleWidget *scale = static_cast<QwtScaleWidget *>(this->parent());
const QwtScaleDraw *sd = scale->scaleDraw();
QRect rect = this->scaleRect(scale);
int margin = 10; // 10 pixels tolerance
rect.setRect(rect.x() - margin, rect.y() - margin,
rect.width() + 2 * margin, rect.height() + 2 * margin);
int point = sd->map().transform(axisval);
QPoint *pos = new QPoint();
switch(scale->alignment())
{
case QwtScaleDraw::LeftScale:
{
pos->setX(rect.x());
pos->setY(point);
break;
}
case QwtScaleDraw::RightScale:
{
pos->setX(rect.x());
pos->setY(point);
break;
}
case QwtScaleDraw::BottomScale:
{
pos->setX(point);
pos->setY(rect.y());
break;
}
case QwtScaleDraw::TopScale:
{
pos->setX(point);
pos->setY(rect.y());
break;
}
}
return pos;
}
TextEditor::TextEditor(Graph *g): QTextEdit(g), d_graph(g)
{
setAttribute(Qt::WA_DeleteOnClose);
setFrameShadow(QFrame::Plain);
setFrameShape(QFrame::Box);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
QPalette palette = this->palette();
palette.setColor(QPalette::Active, QPalette::WindowText, Qt::blue);
palette.setColor(QPalette::Active, QPalette::Base, Qt::white);
setPalette(palette);
bool moveCrs = true;
QString text;
if (g->activeText()){
setParent(g->multiLayer()->canvas());
d_target = g->activeText();
setGeometry(d_target->geometry());
text = ((LegendWidget*)d_target)->text();
d_target->hide();
setFont(((LegendWidget*)d_target)->font());
} else if (g->titleSelected()){
d_target = g->titleLabel();
QwtText t = g->title();
text = t.text();
setAlignment((Qt::Alignment)t.renderFlags());
setFont(t.font());
setGeometry(d_target->geometry());
} else if (g->selectedScale()){
d_target = g->selectedScale();
QwtScaleWidget *scale = (QwtScaleWidget*)d_target;
QwtText t = scale->title();
text = t.text();
setAlignment((Qt::Alignment)t.renderFlags());
setFont(t.font());
QRect rect = g->axisTitleRect(scale);
if (scale->alignment() == QwtScaleDraw::BottomScale ||
scale->alignment() == QwtScaleDraw::TopScale){
resize(rect.size());
move(QPoint(d_target->x() + rect.x(), d_target->y() + rect.y()));
} else {
resize(QSize(rect.height(), rect.width()));
if (scale->alignment() == QwtScaleDraw::LeftScale)
move(QPoint(d_target->x() + rect.x(), d_target->y() + rect.y() + rect.height()/2));
else if (scale->alignment() == QwtScaleDraw::RightScale)
move(QPoint(d_target->x() - rect.height(), d_target->y() + rect.y() + rect.height()/2));
t.setText(" ");
t.setBackgroundPen(QPen(Qt::NoPen));
scale->setTitle(t);
moveCrs = false;
}
}
QTextCursor cursor = textCursor();
cursor.insertText(text);
d_initial_text = text;
setWordWrapMode (QTextOption::NoWrap);
setAlignment(Qt::AlignCenter);
QTextFrame *frame = document()->rootFrame();
QTextFrameFormat format = frame->frameFormat();
format.setTopMargin(format.topMargin () + 3);
frame->setFrameFormat(format);
show();
if (moveCrs)
setTextCursor(cursorForPosition(mapFromGlobal(QCursor::pos())));
setFocus();
}
