14 #include <Wt/WApplication>
16 #include <Wt/WEnvironment>
17 #include <Wt/WItemDelegate>
18 #include <Wt/WStandardItemModel>
21 #include <Wt/WBorderLayout>
22 #include <Wt/WFitLayout>
24 #include <Wt/WStandardItem>
25 #include <Wt/WTableView>
27 #include <Wt/Chart/WCartesianChart>
28 #include <Wt/Chart/WPieChart>
31 using namespace Wt::Chart;
41 std::ifstream f(fname.c_str());
46 for (
int row = 0; row < model->
rowCount(); ++row)
47 for (
int col = 0; col < model->
columnCount(); ++col) {
65 error.arg(fname,
UTF8);
66 new WText(error, parent);
75 new WText(WString::tr(
"introduction"),
this);
86 new WText(WString::tr(
"category chart"),
this);
89 = readCsvFile(WApplication::appRoot() +
"category.csv",
this);
112 if (WApplication::instance()->environment().ajax()) {
113 table->
resize(600, 20 + 5*22);
116 table->
resize(600, WLength::Auto);
166 new WText(WString::tr(
"scatter plot"),
this);
169 WApplication::appRoot() +
"timeseries.csv",
this);
177 for (
int i = 0; i < model->
rowCount(); ++i) {
179 WDate d = WDate::fromString(s,
"dd/MM/yy");
201 if (WApplication::instance()->environment().ajax()) {
202 table->
resize(800, 20 + 5*22);
205 table->
resize(800, 20 + 5*22 + 25);
238 for (
int i = 1; i < 3; ++i) {
255 new WText(WString::tr(
"scatter plot 2"),
this);
261 for (
unsigned i = 0; i < 40; ++i) {
262 double x = (
static_cast<double>(i) - 20) / 4;
304 new WText(WString::tr(
"pie chart"),
this);
337 for (
int row = 0; row < model->
rowCount(); ++row)
338 for (
int col = 0; col < model->
columnCount(); ++col)
351 if (WApplication::instance()->environment().ajax()) {
352 table->
resize(150 + 100 + 14, 20 + 6 * 22);
355 table->
resize(150 + 100 + 14, WLength::Auto);
void setExplode(int modelRow, double factor)
A Widget that demonstrates a scatter plot.
void setTextFormat(const WString &format)
ChartsExample(Wt::WContainerWidget *root)
Constructor.
virtual bool insertColumns(int column, int count, const WModelIndex &parent=WModelIndex())
WString asString(const boost::any &v, const WString &formatString=WString())
void setLabelsColumn(int column)
virtual void setColumnWidth(int column, const WLength &width)
A Widget that demonstrates a Pie chart.
void setLocation(AxisValue value)
void addSeries(const WDataSeries &series)
virtual bool insertRows(int row, int count, const WModelIndex &parent=WModelIndex())
void setDisplayLabels(WFlags< LabelOption > options)
void setShadow(const WShadow &shadow)
void setItemDelegate(WAbstractItemDelegate *delegate)
virtual boost::any data(const WModelIndex &index, int role=DisplayRole) const =0
void setType(ChartType type)
void setSelectionMode(SelectionMode mode)
CategoryExample(Wt::WContainerWidget *parent)
Creates the category chart example.
virtual int rowCount(const WModelIndex &parent=WModelIndex()) const =0
void setPerspectiveEnabled(bool enabled, double height=1.0)
virtual void resize(const WLength &width, const WLength &height)
A Widget that demonstrates a category chart.
A widget that demonstrates a times series chart.
void setModel(WAbstractItemModel *model)
void setScale(AxisScale scale)
static WString tr(const char *key)
void setXSeriesColumn(int modelColumn)
TimeSeriesExample(Wt::WContainerWidget *parent)
Creates the time series scatter plot example.
void setValueFill(Wt::Chart::FillRangeType fill)
virtual int columnCount(const WModelIndex &parent=WModelIndex()) const =0
void setEditTriggers(WFlags< EditTrigger > editTriggers)
void setShadowEnabled(bool enabled)
void setColumnResizeEnabled(bool enabled)
void setPlotAreaPadding(int padding, WFlags< Side > sides=All)
virtual void setAlternatingRowColors(bool enable)
virtual bool setHeaderData(int section, Orientation orientation, const boost::any &value, int role=EditRole)
void setDataColumn(int modelColumn)
virtual void setHeaderAlignment(int column, WFlags< AlignmentFlag > alignment)
virtual void setRowHeight(const WLength &rowHeight)
void setLegendEnabled(bool enabled)
void setSortingEnabled(bool enabled)
void setItemDelegateForColumn(int column, WAbstractItemDelegate *delegate)
void setFlags(WFlags< ItemFlag > flags)
PieExample(Wt::WContainerWidget *parent)
Creates the pie chart example.
A class that allows configuration of a cartesian chart.
void readFromCsv(std::istream &f, Wt::WAbstractItemModel *model, int numRows, bool firstLineIsHeaders)
Utility function that reads a model from a CSV file.
virtual bool setData(const WModelIndex &index, const boost::any &value, int role=EditRole)
virtual void setModel(WAbstractItemModel *model)
WStandardItem * item(int row, int column=0) const
ScatterPlotExample(Wt::WContainerWidget *parent)
Creates the scatter plot example.
virtual void setColumnAlignment(int column, AlignmentFlag alignment)