You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
287 lines
6.9 KiB
287 lines
6.9 KiB
/***************************************************************************
|
|
* Copyright © 2007 by Krzysztof Kundzicz *
|
|
* athantor@gmail.com *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU General Public License *
|
|
* along with this program; if not, write to the *
|
|
* Free Software Foundation, Inc., *
|
|
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
|
|
***************************************************************************/
|
|
|
|
#ifndef CHARTDRAWER_H_
|
|
#define CHARTDRAWER_H_
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <stdint.h> //uint32_t, int64_t
|
|
|
|
#include <tqwidget.h>
|
|
#include <tqpainter.h>
|
|
#include <tqstring.h>
|
|
#include <tqtooltip.h>
|
|
#include <tqmime.h>
|
|
#include <tqimage.h>
|
|
|
|
#include <tdelocale.h>
|
|
|
|
#include <vector>
|
|
#include <cmath>
|
|
#include <algorithm> //fill
|
|
|
|
#include "ChartDrawerData.h"
|
|
|
|
namespace kt {
|
|
|
|
/**
|
|
\brief Widget for drawing line charts
|
|
\author Krzysztof Kundzicz <athantor@gmail.com>
|
|
*/
|
|
class ChartDrawer : public TQWidget
|
|
{
|
|
TQ_OBJECT
|
|
|
|
|
|
public:
|
|
///Type used as widget size unit
|
|
typedef uint32_t wgtsize_t;
|
|
///Type used as unit in chart
|
|
typedef int64_t wgtunit_t;
|
|
/**
|
|
\brief Type used for data storing
|
|
\sa ChartDrawerData
|
|
*/
|
|
typedef std::vector<ChartDrawerData> val_t;
|
|
///Determines max mode
|
|
enum MaxMode { MaxModeTop, MaxModeExact };
|
|
|
|
private:
|
|
///Maximum X value
|
|
wgtsize_t mXMax;
|
|
///Maximum Y value
|
|
wgtsize_t mYMax;
|
|
///Auto maximum setting
|
|
bool mAutoMax;
|
|
///Chart data
|
|
val_t mEls;
|
|
///Name of the chart unit
|
|
TQString mUnitName;
|
|
///Mark max
|
|
std::vector<bool> mMarkMax;
|
|
///Max mode
|
|
MaxMode mMMode;
|
|
|
|
///Paint event handler
|
|
void paintEvent ( TQPaintEvent * );
|
|
/**
|
|
\brief Draws chart's frame
|
|
\param rPnt Painter on which things will be drawn
|
|
*/
|
|
void DrawFrame(TQPainter &rPnt);
|
|
/**
|
|
\brief Draws chart's scale
|
|
\param rPnt Painter on which things will be drawn
|
|
*/
|
|
void DrawScale(TQPainter &rPnt);
|
|
/**
|
|
\brief Draws chart
|
|
\param rPnt Painter on which things will be drawn
|
|
*/
|
|
void DrawChart(TQPainter &rPnt);
|
|
|
|
/**
|
|
\brief Gets distance between two values on OY
|
|
\return Distance
|
|
*/
|
|
inline wgtsize_t GetYScale() const;
|
|
|
|
/**
|
|
\brief Translates widget Y coord to cartesian
|
|
\param y Coord
|
|
\return Coord
|
|
*/
|
|
inline wgtunit_t TrY(const wgtunit_t y) const;
|
|
/**
|
|
\brief Returns charts height
|
|
\return Height
|
|
|
|
Return only height of the chart's inside the frame — not the whole widget's
|
|
*/
|
|
inline wgtunit_t height() const;
|
|
/**
|
|
\brief Returns charts width
|
|
\return Width
|
|
|
|
Return only width of the chart's inside the frame — not the whole widget's
|
|
*/
|
|
inline wgtunit_t width() const;
|
|
|
|
/**
|
|
\brief Finds screen X coord on the widget
|
|
\param x Coord
|
|
\return Screen coord
|
|
\warning Thera are rounding errors
|
|
*/
|
|
inline wgtunit_t FindXScreenCoords(const double x) const;
|
|
/**
|
|
\brief Finds screen Y coord on the widget
|
|
\param y Coord
|
|
\return Screen coord
|
|
\warning Thera are rounding errors
|
|
*/
|
|
inline wgtunit_t FindYScreenCoords(const double y) const;
|
|
|
|
///Sets tooltip with legend
|
|
void MakeLegendTooltip();
|
|
|
|
public:
|
|
/**
|
|
\brief Widget's constructor
|
|
\param p Parent
|
|
\param x_max Maximum X size
|
|
\param y_max Maximum Y size
|
|
\param autom Whether athomagically set the maximum Y size
|
|
\param uname Unit name
|
|
*/
|
|
ChartDrawer(TQWidget *p = 0, wgtsize_t x_max = 2, wgtsize_t y_max = 1, bool autom = true, const TQString & uname = "KB/s");
|
|
~ChartDrawer();
|
|
|
|
/**
|
|
\brief Gets maximum X
|
|
\return Maximum X
|
|
*/
|
|
wgtsize_t GetXMax() const;
|
|
/**
|
|
\brief Gets maximum Y
|
|
\return Maximum Y
|
|
*/
|
|
wgtsize_t GetYMax() const;
|
|
|
|
/**
|
|
\brief Sets the units name
|
|
\param rN Name
|
|
|
|
\note It'l be drawn on the chart
|
|
*/
|
|
void SetUnitName(const TQString & rN);
|
|
|
|
/**
|
|
\brief Gets unit name
|
|
\return name
|
|
*/
|
|
TQString GetUnitName() const;
|
|
/**
|
|
\brief Doubleclick handler
|
|
\param evt Mouse event
|
|
*/
|
|
void mouseDoubleClickEvent ( TQMouseEvent * evt );
|
|
|
|
/**
|
|
\brief Gets mode of OY axis maximum drawing
|
|
\return mode
|
|
*/
|
|
MaxMode GetMaxMode() const;
|
|
|
|
|
|
public slots:
|
|
/**
|
|
\brief Adds value to given dataset
|
|
\param idx Dataset index
|
|
\param val Value to add
|
|
\param update Whether update widget after adding
|
|
*/
|
|
void AddValue(const size_t idx, const double val, bool update = true);
|
|
/**
|
|
\brief Adds dataset
|
|
\param Cdd Dataset
|
|
\param max Whether mark maximum of this dataset
|
|
*/
|
|
void AddValues(ChartDrawerData Cdd, const bool max = true);
|
|
/**
|
|
\brief Adds dataset
|
|
\param Cdd Dataset
|
|
\param idx Where
|
|
\param max Whether mark maximum of this dataset
|
|
*/
|
|
void AddValues(ChartDrawerData Cdd, const size_t idx, const bool max = true);
|
|
/**
|
|
\brief Adds empty dataset
|
|
\param rN Set's data name
|
|
\param max Whether mark maximum of this dataset
|
|
*/
|
|
void AddValuesCnt(const TQString & rN, const bool max = true);
|
|
/**
|
|
\brief Adds empty dataset
|
|
\param rP Pen that will be used to drawing
|
|
\param rN Dataset name
|
|
\param max Whether mark maximum of this dataset
|
|
*/
|
|
void AddValuesCnt(const TQPen & rP, const TQString & rN, const bool max = true );
|
|
|
|
/**
|
|
\brief Removes dataset
|
|
\param idx Dataset index
|
|
*/
|
|
void RemoveValuesCnt(const size_t idx);
|
|
/**
|
|
\brief Zeroes values
|
|
\param idx Dataset index
|
|
*/
|
|
void Zero(const size_t idx);
|
|
|
|
///Finds and sets maximum
|
|
void FindSetMax();
|
|
|
|
/**
|
|
\brief Toggles marking of the maximum Y value on given dataset
|
|
\param at dataset
|
|
\param e Toggle?
|
|
*/
|
|
void EnableMaxDrawAt(const size_t, const bool);
|
|
/**
|
|
\brief Toggles automatic max Y scale settin
|
|
\param a Toggle?
|
|
*/
|
|
void EnableAutoMax(bool a);
|
|
|
|
/**
|
|
\brief Sets maximum X
|
|
\param x X size
|
|
*/
|
|
void SetXMax(const wgtsize_t x);
|
|
/**
|
|
\brief Sets maximum Y
|
|
\param y Y size
|
|
*/
|
|
void SetYMax(const wgtsize_t x);
|
|
|
|
/**
|
|
\brief Sets mode of max of OY axis
|
|
\param mm Mode
|
|
*/
|
|
void SetMaxMode(const MaxMode mm);
|
|
|
|
|
|
signals:
|
|
/**
|
|
\brief Emited when widget is doubleclicked
|
|
\param evt Mouse event
|
|
*/
|
|
void DoubleClicked(TQMouseEvent * evt);
|
|
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|
|
|