本文整理汇总了C++中ScaleDraw::setDateTimeOrigin方法的典型用法代码示例。如果您正苦于以下问题：C++ ScaleDraw::setDateTimeOrigin方法的具体用法？C++ ScaleDraw::setDateTimeOrigin怎么用？C++ ScaleDraw::setDateTimeOrigin使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ScaleDraw的用法示例。
在下文中一共展示了ScaleDraw::setDateTimeOrigin方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: loadData
//.........这里部分代码省略.........
}
} else if (xColType == Table::Date) {
for (int i = d_start_row; i <= d_end_row; i++) {
QString xval = d_table->text(i, xcol);
if (!xval.isEmpty()) {
date0 = QDateTime::fromString(xval, date_time_fmt);
if (date0.isValid())
break;
}
}
}
int size = 0;
for (int i = d_start_row; i <= d_end_row; i++) {
QString xval = d_table->text(i, xcol);
QString yval = d_table->text(i, ycol);
if (!xval.isEmpty() && !yval.isEmpty()) {
bool valid_data = true;
if (xColType == Table::Text) {
xLabels << xval;
X[size] = (double)(size + 1);
} else if (xColType == Table::Time) {
QTime time = QTime::fromString(xval, date_time_fmt);
if (time.isValid())
X[size] = time0.msecsTo(time);
} else if (xColType == Table::Date) {
QDateTime d = QDateTime::fromString(xval, date_time_fmt);
if (d.isValid())
X[size] = (double)date0.secsTo(d);
} else
X[size] = plot->locale().toDouble(xval, &valid_data);
if (yColType == Table::Text) {
yLabels << yval;
Y[size] = (double)(size + 1);
} else
Y[size] = plot->locale().toDouble(yval, &valid_data);
if (valid_data)
size++;
}
}
X.resize(size);
Y.resize(size);
// The code for calculating the waterfall offsets, that is here in QtiPlot,
// has been moved up to
// PlotCurve so that MantidCurve can access it as well.
if (g->isWaterfallPlot()) {
// Calculate the offsets
double a, b;
computeWaterfallOffsets(a, b);
}
// End re-jigged waterfall offset code
if (!size) {
remove();
return;
} else {
if (d_type == GraphOptions::HorizontalBars) {
setData(Y.data(), X.data(), size);
foreach (DataCurve *c, d_error_bars)
c->setData(Y.data(), X.data(), size);
} else {
setData(X.data(), Y.data(), size);
foreach (DataCurve *c, d_error_bars)
c->setData(X.data(), Y.data(), size);
}
if (xColType == Table::Text) {
if (d_type == GraphOptions::HorizontalBars)
g->setLabelsTextFormat(QwtPlot::yLeft, ScaleDraw::Text, d_x_column,
xLabels);
else
g->setLabelsTextFormat(QwtPlot::xBottom, ScaleDraw::Text, d_x_column,
xLabels);
} else if (xColType == Table::Time || xColType == Table::Date) {
int axis = QwtPlot::xBottom;
if (d_type == GraphOptions::HorizontalBars)
axis = QwtPlot::yLeft;
ScaleDraw *old_sd = static_cast<ScaleDraw *>(plot->axisScaleDraw(axis));
ScaleDraw *sd = new ScaleDraw(plot, old_sd);
if (xColType == Table::Date)
sd->setDateTimeOrigin(date0);
else
sd->setDateTimeOrigin(QDateTime(QDate::currentDate(), time0));
plot->setAxisScaleDraw(axis, sd);
}
if (yColType == Table::Text)
g->setLabelsTextFormat(QwtPlot::yLeft, ScaleDraw::Text, title().text(),
yLabels);
}
if (!d_labels_list.isEmpty()) {
(static_cast<Graph *>(plot->parent()))->updatePlot();
loadLabels();
}
}示例2: loadData
//.........这里部分代码省略.........
QStringList xLabels, yLabels;// store text labels
QTime time0;
QDateTime date0;
QString date_time_fmt = d_table->columnFormat(xcol);
if (xColType == Table::Time){
for (int i = d_start_row; i <= d_end_row; i++ ){
QString xval=d_table->text(i,xcol);
if (!xval.isEmpty()){
time0 = QTime::fromString (xval, date_time_fmt);
if (time0.isValid())
break;
}
}
} else if (xColType == Table::Date){
for (int i = d_start_row; i <= d_end_row; i++ ){
QString xval=d_table->text(i,xcol);
if (!xval.isEmpty()){
date0 = QDateTime::fromString (xval, date_time_fmt);
if (date0.isValid())
break;
}
}
}
int size = 0;
for (int i = d_start_row; i <= d_end_row; i++ ){
QString xval = d_table->text(i,xcol);
QString yval = d_table->text(i,ycol);
if (!xval.isEmpty() && !yval.isEmpty()){
bool valid_data = true;
if (xColType == Table::Text){
xLabels << xval;
X[size] = (double)(size + 1);
} else if (xColType == Table::Time){
QTime time = QTime::fromString (xval, date_time_fmt);
if (time.isValid())
X[size]= time0.msecsTo (time);
} else if (xColType == Table::Date){
QDateTime d = QDateTime::fromString (xval, date_time_fmt);
if (d.isValid())
X[size] = (double) date0.secsTo(d);
} else
X[size] = g->locale().toDouble(xval, &valid_data);
if (yColType == Table::Text){
yLabels << yval;
Y[size] = (double)(size + 1);
} else
Y[size] = g->locale().toDouble(yval, &valid_data);
if (valid_data)
size++;
}
}
X.resize(size);
Y.resize(size);
if (!size){
remove();
return;
} else {
if (d_type == Graph::HorizontalBars){
setData(Y.data(), X.data(), size);
foreach(DataCurve *c, d_error_bars)
c->setData(Y.data(), X.data(), size);
} else {
setData(X.data(), Y.data(), size);
foreach(DataCurve *c, d_error_bars)
c->setData(X.data(), Y.data(), size);
}
if (xColType == Table::Text){
if (d_type == Graph::HorizontalBars)
g->setLabelsTextFormat(QwtPlot::yLeft, ScaleDraw::Text, d_x_column, xLabels);
else
g->setLabelsTextFormat(QwtPlot::xBottom, ScaleDraw::Text, d_x_column, xLabels);
} else if (xColType == Table::Time || xColType == Table::Date){
int axis = QwtPlot::xBottom;
if (d_type == Graph::HorizontalBars)
axis = QwtPlot::yLeft;
ScaleDraw *old_sd = (ScaleDraw *)g->axisScaleDraw(axis);
ScaleDraw *sd = new ScaleDraw(g, old_sd);
if (xColType == Table::Date)
sd->setDateTimeOrigin(date0);
else
sd->setDateTimeOrigin(QDateTime(QDate::currentDate(), time0));
g->setAxisScaleDraw(axis, sd);
}
if (yColType == Table::Text)
g->setLabelsTextFormat(QwtPlot::yLeft, ScaleDraw::Text, title().text(), yLabels);
}
if (!d_labels_list.isEmpty()){
((Graph*)plot())->updatePlot();
loadLabels();
}
}