class toLineChart

# class toLineChart | A widget that displays a linechart with optional background throbber (Not implemented yet). More...
Definition | `#include <tolinechart.h>`
Inherits | QWidget (qt) [public ]
Inherited by | toBarChart, toResultBar, toResultLine
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#### Public Methods

- toLineChart (QWidget *parent=NULL,const char *name=NULL,WFlags f=0)
- toLineChart (toLineChart *chart,QWidget *parent=NULL,const char *name=NULL,WFlags f=0)
- ~toLineChart ()
- void showLegend (bool on)
- bool legend (void) const
- void showLast (bool on)
- bool last (void) const
- void setTitle (const QString &title=QString::null)
- const QString & title (void)
- void showGrid (int div=0)
- int grid (void) const
- void showAxisLegend (bool on)
- bool axisLegend (void) const
- void setYPostfix (const QString &postfix)
- void setMaxValueAuto (void)
- void setMinValueAuto (void)
- void setMaxValue (double maxVal)
- void setMinValue (double minVal)
- double minValue (void) const
- double maxValue (void) const
- void setSamples (int samples=-1)
- int samples (void) const
- void setLabels (const std::list<QString> &labels)
- std::list<QString> & labels (void)
- virtual void addValues (std::list &value,const QString &xValues)
- std::list<QString> & xValues (void)
- std::list > & values (void)
- virtual void exportData (std::map<QCString,QString> &data,const QCString &prefix)
- virtual void importData (std::map<QCString,QString> &data,const QCString &prefix)
- std::list enabledCharts (void)
- void setEnabledCharts (std::list &enabled)
- virtual toLineChart * openCopy (QWidget *parent)

#### Public Slots

- virtual void clear (void)
- virtual void setup (void)
- virtual void editPrint (void)
- void openCopy (void)

#### Signals

- virtual void valueAdded (std::list &value,const QString &xValues)

#### Protected Methods

- QRect fixRect (QPoint p1,QPoint p2)
- virtual void mouseReleaseEvent (QMouseEvent *e)
- virtual void mouseMoveEvent (QMouseEvent *e)
- virtual void mouseDoubleClickEvent (QMouseEvent *e)
- virtual void mousePressEvent (QMouseEvent *e)
- int countSamples (void)
- void clearZoom (void)
- virtual void paintLegend (QPainter *p,QRect &rect)
- virtual void paintTitle (QPainter *p,QRect &rect)
- virtual void paintAxis (QPainter *p,QRect &rect)
- virtual void paintChart (QPainter *p,QRect &rect)
- virtual void paintEvent (QPaintEvent *e)
- virtual void addMenues (QPopupMenu *)

#### Protected Static Methods

- static double round (double round,bool up)

#### Protected Members

- std::list > Values
- std::list XValues
- std::list Labels
- std::list Enabled
- bool Legend
- bool Last
- int Grid
- bool AxisText
- double MinValue
- bool MinAuto
- double MaxValue
- bool MaxAuto
- QString YPostfix
- int Samples
- QString Title
- QRect Chart
- QPoint MousePoint[2]
- int SkipSamples
- int UseSamples
- int DisplaySamples
- bool Zooming
- double zMinValue
- double zMaxValue

## Detailed Description

A widget that displays a linechart with optional background throbber (Not implemented yet).

std::list > Values | ### Values

[protected]

std::list<QString> XValues | ### XValues

[protected]

std::list<QString> Labels | ### Labels

[protected]

std::list Enabled | ### Enabled

[protected]

bool Legend | ### Legend

[protected]

bool Last | ### Last

[protected]

int Grid | ### Grid

[protected]

bool AxisText | ### AxisText

[protected]

double MinValue | ### MinValue

[protected]

bool MinAuto | ### MinAuto

[protected]

double MaxValue | ### MaxValue

[protected]

bool MaxAuto | ### MaxAuto

[protected]

QString YPostfix | ### YPostfix

[protected]

int Samples | ### Samples

[protected]

QString Title | ### Title

[protected]

QRect Chart | ### Chart

[protected]

QPoint MousePoint[2] | ### MousePoint[2]

[protected]

int SkipSamples | ### SkipSamples

[protected]

int UseSamples | ### UseSamples

[protected]

int DisplaySamples | ### DisplaySamples

[protected]

bool Zooming | ### Zooming

[protected]

double zMinValue | ### zMinValue

[protected]

double zMaxValue | ### zMaxValue

[protected]

double round (double round,bool up) | ### round

[protected static]

QRect fixRect (QPoint p1,QPoint p2) | ### fixRect

[protected]

void mouseReleaseEvent (QMouseEvent *e) | ### mouseReleaseEvent

[protected virtual]

Reimplemented from QWidget.

void mouseMoveEvent (QMouseEvent *e) | ### mouseMoveEvent

[protected virtual]

void mouseDoubleClickEvent (QMouseEvent *e) | ### mouseDoubleClickEvent

[protected virtual]

Reimplemented from QWidget.

void mousePressEvent (QMouseEvent *e) | ### mousePressEvent

[protected virtual]

int countSamples (void) | ### countSamples

[protected]

void clearZoom (void) | ### clearZoom

[protected]

void paintLegend (QPainter *p,QRect &rect) | ### paintLegend

[protected virtual]

void paintTitle (QPainter *p,QRect &rect) | ### paintTitle

[protected virtual]

void paintAxis (QPainter *p,QRect &rect) | ### paintAxis

[protected virtual]

void paintChart (QPainter *p,QRect &rect) | ### paintChart

[protected virtual]

toLineChart (QWidget *parent=NULL,const char *name=NULL,WFlags f=0) | ### toLineChart

Create a new linechart.

Parameters:

parent | Parent widget.
name | Name of widget.
f | Widget flags.

toLineChart (toLineChart *chart,QWidget *parent=NULL,const char *name=NULL,WFlags f=0) | ### toLineChart

Create a new chart by copying all the data from another chart.

Parameters:

chart | Chart to copy data from.
parent | Parent widget.
name | Name of widget.
f | Widget flags.

~toLineChart () | ### ~toLineChart

Destroy chart

void showLegend (bool on) | ### showLegend

Specify if legend should be displayed to the right of the graph, default is on.

Parameters:

on | Whether to display legend or not.

bool legend (void) | ### legend

[const]

Check if legend is displayed or not.

Returns: If legend is displayed or not.

void showLast (bool on) | ### showLast

Show most recent value on top of graph

Parameters:

on | Whether to display or not.

bool last (void) | ### last

[const]

Check if last value is displayed or not.

Returns: If value is displayed or not.

void setTitle (const QString &title=QString::null) | ### setTitle

Set title of the chart. Set to empty string to not display title.

Parameters:

title | Title of chart.

const QString & title (void) | ### title

Get title of chart.

Returns: Title of chart.

void showGrid (int div=0) | ### showGrid

Specify if a grid should be displayed in the graph, default is on.

Parameters:

div | Number of parts to divide grid into.

int grid (void) | ### grid

[const]

Check if grid is displayed or not.

Returns: Number of parts to divide grid into.

void showAxisLegend (bool on) | ### showAxisLegend

Specify if a y-axis legend should be displayed in the graph, default is on.

Parameters:

on | Whether to display legend or not.

bool axisLegend (void) | ### axisLegend

[const]

Check if y-axis legend is displayed or not.

Returns: If legend is displayed or not.

void setYPostfix (const QString &postfix) | ### setYPostfix

Set y postfix value. This will be appended to the values in the axis legend.

Parameters:

postfix | The string to append.

void setMaxValueAuto (void) | ### setMaxValueAuto

Set max value on y-axis to auto.

void setMinValueAuto (void) | ### setMinValueAuto

Set min value on y-axis to auto.

void setMaxValue (double maxVal) | ### setMaxValue

Set max value on y-axis.

Parameters:

val | Max value on y-axis.

void setMinValue (double minVal) | ### setMinValue

Set min value on y-axis.

Parameters:

val | Min value on y-axis.

double minValue (void) | ### minValue

[const]

Get minimum value on y-axis. Will not return the automatically determinned minimum value.

Returns: Minimum value on y-axis.

double maxValue (void) | ### maxValue

[const]

Get maximum value on y-axis. Will not return the automatically determinned maximum value.

Returns: Maximum value on y-axis.

void setSamples (int samples=-1) | ### setSamples

Set the number of samples on the x-axis. Setting samples to -1 will keep all entries.

Parameters:

samples | Number of samples.

int samples (void) | ### samples

[const]

Get the maximum number of samples on the x-axis.

Returns: Max number of samples.

void setLabels (const std::list<QString> &labels) | ### setLabels

Set the labels on the chart lines.

Parameters:

labels | Labels of the lines. Empty labels will not show up in the legend.

std::list<QString> & labels (void) | ### labels

Get the labels of the chart lines.

Returns: List of labels.

void addValues (std::list &value,const QString &xValues) | ### addValues

[virtual]

Add a new value set to the chart.

Parameters:

value | New values for charts (One for each line).
label | X-value on these values.

std::list<QString> & xValues (void) | ### xValues

Get list of labels

Returns: List of labels

std::list > & values (void) | ### values

Get list of values.

Returns: Values in piechart.

void exportData (std::map<QCString,QString> &data,const QCString &prefix) | ### exportData

[virtual]

Export chart to a map.

Parameters:

data | A map that can be used to recreate the data of a chart.
prefix | Prefix to add to the map.

void importData (std::map<QCString,QString> &data,const QCString &prefix) | ### importData

[virtual]

Import data

Parameters:

data | Data to read from a map.
prefix | Prefix to read data from.

std::list enabledCharts (void) | ### enabledCharts

Get enabled datavalues. Values in this list with false are not drawn in the chart. Could be an empty list if everything is enabled.

void setEnabledCharts (std::list &enabled) | ### setEnabledCharts

Set enabled datavalues. Values in this list with false are not drawn in the chart.

toLineChart * openCopy (QWidget *parent) | ### openCopy

[virtual]

Open chart in new window.

void valueAdded (std::list &value,const QString &xValues) | ### valueAdded

[virtual signal]

A new value set was added to the chart.

Parameters:

value | New values for charts (One for each line).
label | X-value on these values.

void clear (void) | ### clear

[virtual slot]

Clear the values from the chart.

void setup (void) | ### setup

[virtual slot]

Setup values of charts.

void editPrint (void) | ### editPrint

[virtual slot]

Print the chart.

void openCopy (void) | ### openCopy

[slot]

void paintEvent (QPaintEvent *e) | ### paintEvent

[protected virtual]

Reimplemented for internal reasons.

void addMenues (QPopupMenu *) | ### addMenues

[protected virtual]

Reimplemented for internal reasons.

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