Click here to Skip to main content
Click here to Skip to main content
Add your own
alternative version

High-speed Charting Control

, 13 Jul 2010
A flexible charting control to display 2D data
Prize winner in Competition "MFC/C++ Apr 2006"
chartcrtl_src.zip
ChartCtrl_demo.zip
ChartDemo
ChartCtrl
.svn
all-wcprops
entries
format
prop-base
props
text-base
ChartAxis.cpp.svn-base
ChartAxis.h.svn-base
ChartAxisLabel.cpp.svn-base
ChartAxisLabel.h.svn-base
ChartBalloonLabel.h.svn-base
ChartBalloonLabel.inl.svn-base
ChartBarSerie.cpp.svn-base
ChartBarSerie.h.svn-base
ChartCandlestickSerie.cpp.svn-base
ChartCandlestickSerie.h.svn-base
ChartCrossHairCursor.cpp.svn-base
ChartCrossHairCursor.h.svn-base
ChartCtrl.cpp.svn-base
ChartCtrl.h.svn-base
ChartCursor.cpp.svn-base
ChartCursor.h.svn-base
ChartDateTimeAxis.cpp.svn-base
ChartDateTimeAxis.h.svn-base
ChartDragLineCursor.cpp.svn-base
ChartDragLineCursor.h.svn-base
ChartFont.cpp.svn-base
ChartFont.h.svn-base
ChartGanttSerie.cpp.svn-base
ChartGanttSerie.h.svn-base
ChartGradient.cpp.svn-base
ChartGradient.h.svn-base
ChartGrid.cpp.svn-base
ChartGrid.h.svn-base
ChartLabel.h.svn-base
ChartLabel.inl.svn-base
ChartLegend.cpp.svn-base
ChartLegend.h.svn-base
ChartLineSerie.cpp.svn-base
ChartLineSerie.h.svn-base
ChartLogarithmicAxis.cpp.svn-base
ChartLogarithmicAxis.h.svn-base
ChartMouseListener.h.svn-base
ChartPointsArray.h.svn-base
ChartPointsArray.inl.svn-base
ChartPointsSerie.cpp.svn-base
ChartPointsSerie.h.svn-base
ChartScrollBar.cpp.svn-base
ChartScrollBar.h.svn-base
ChartSerie.cpp.svn-base
ChartSerie.h.svn-base
ChartSerieBase.h.svn-base
ChartSerieBase.inl.svn-base
ChartSeriesMouseListener.h.svn-base
ChartStandardAxis.cpp.svn-base
ChartStandardAxis.h.svn-base
ChartString.h.svn-base
ChartSurfaceSerie.cpp.svn-base
ChartSurfaceSerie.h.svn-base
ChartTitle.cpp.svn-base
ChartTitle.h.svn-base
ChartXYSerie.cpp.svn-base
ChartXYSerie.h.svn-base
PointsOrdering.h.svn-base
tmp
prop-base
props
text-base
ChartBalloonLabel.inl
ChartCtrl_source.zip
ChartLabel.inl
ChartPointsArray.inl
ChartSerieBase.inl
ChartDemo.dsp
ChartDemo.dsw
ColourPicker
.svn
entries
format
prop-base
props
text-base
ColourPicker.cpp.svn-base
ColourPicker.h.svn-base
ColourPopup.cpp.svn-base
ColourPopup.h.svn-base
tmp
prop-base
props
text-base
Doc
html
class_c_chart_axis.png
class_c_chart_balloon_label.png
class_c_chart_bar_serie.png
class_c_chart_candlestick_serie.png
class_c_chart_cross_hair_cursor.png
class_c_chart_cursor.png
class_c_chart_date_time_axis.png
class_c_chart_drag_line_cursor.png
class_c_chart_gantt_serie.png
class_c_chart_label.png
class_c_chart_line_serie.png
class_c_chart_logarithmic_axis.png
class_c_chart_points_serie.png
class_c_chart_serie.png
class_c_chart_serie_base.png
class_c_chart_standard_axis.png
class_c_chart_surface_serie.png
class_c_chart_x_y_serie.png
doxygen.png
tab_b.gif
tab_l.gif
tab_r.gif
res
ChartDemo.ico
ChartCtrl_doxygen.zip
html
class_c_chart_axis.png
class_c_chart_balloon_label.png
class_c_chart_bar_serie.png
class_c_chart_candlestick_serie.png
class_c_chart_cross_hair_cursor.png
class_c_chart_cursor.png
class_c_chart_date_time_axis.png
class_c_chart_drag_line_cursor.png
class_c_chart_gantt_serie.png
class_c_chart_label.png
class_c_chart_line_serie.png
class_c_chart_logarithmic_axis.png
class_c_chart_points_serie.png
class_c_chart_serie.png
class_c_chart_serie_base.png
class_c_chart_standard_axis.png
class_c_chart_surface_serie.png
class_c_chart_x_y_serie.png
doxygen.png
tab_b.gif
tab_l.gif
tab_r.gif
ChartCtrl_source.zip
chartctrl_src.zip
chartctr_demo.zip
res
ChartDemo.ico
/*
 *
 *	ChartGanttSerie.h
 *
 *	Written by C�dric Moonen (cedric_moonen@hotmail.com)
 *
 *
 *
 *	This code may be used for any non-commercial and commercial purposes in a compiled form.
 *	The code may be redistributed as long as it remains unmodified and providing that the 
 *	author name and this disclaimer remain intact. The sources can be modified WITH the author 
 *	consent only.
 *	
 *	This code is provided without any garanties. I cannot be held responsible for the damage or
 *	the loss of time it causes. Use it at your own risks
 *
 *	An e-mail to notify me that you are using this code is appreciated also.
 *
 *
 */

#pragma once
#include "ChartSerieBase.h"

//! Point structure used as template parameter for gantt series
struct SChartGanttPoint
{
	//! Default constructor
	SChartGanttPoint() : StartTime(0.0), EndTime(0.0), YValue(0.0)  { }
	//! Construct a new gantt point with the specifed values
	SChartGanttPoint(double Start, double End, double YVal) 
		: StartTime(Start), EndTime(End), YValue(YVal)  { }

	//! The start time of the gantt point
	double StartTime;
	//! The end time of the gantt point
	double EndTime;
	//! The Y value of the gantt point
	double YValue;

	//! Returns the X value of the point, which is the average between start time and end time
	double GetX() const { return (EndTime-StartTime)/2; }
	//! Returns the Y value
	double GetY() const { return YValue; }
	//! Returns the start time
	double GetXMin() const { return StartTime; }
	//! Returns the end time
	double GetXMax() const { return EndTime; }
	//! Returns the Y value
	double GetYMin() const { return YValue; }
	//! Returns the Y value
	double GetYMax() const { return YValue; }
};

//! Specialization of a CChartSerieBase to display a gantt series.
/**
	Each point in a gantt series is amde of three values: a start and 
	end time and an Y value. The points are displayed as horizontal bars 
	that are positionned on the Y axis depending on their Y value and 
	which starts at the start time and end at the end time along the X 
	axis.
**/
class CChartGanttSerie : public CChartSerieBase<SChartGanttPoint>
{
public:
	//! Constructor
	CChartGanttSerie(CChartCtrl* pParent);
	//! Destructor
	~CChartGanttSerie();

	//! Adds a new point to the series.
	/**
		@param StartTime
			The start time of the Gantt bar
		@param EndTime
			The end time of the Gantt bar
		@param YValue
			The YValue of the Gantt bar
	**/
	void AddPoint(double StartTime, double EndTime, double YValue);

	//! Tests if a certain screen point is on the series.
	/**
		@param screenPoint
			The screen point to test
		@param uIndex
			If the point is close to a specific point of the series, its index is stored here.
		@return true if the point is on the series
	**/
	bool IsPointOnSerie(const CPoint& screenPoint, unsigned& uIndex) const;

	//! Sets the bars border color
	void SetBorderColor(COLORREF BorderColor);
	//! Returns the bars border color
	COLORREF GetBorderColor() const			   { return m_BorderColor; }
	//! Sets the bars border width
	void SetBorderWidth(int Width);
	//! Returns the bars border width
	int  GetBorderWidth() const		{ return m_iBorderWidth;  }
	//! Sets the bars width (in pixels)
	void SetBarWidth(int Width);
	//! Returns the bars width (in pixels)
	int  GetBarWidth() const		{ return m_iBarWidth;  }

	//! Specifies if a gradient is applied to the bars
	void ShowGradient(bool bShow);
	//! Sets the gradient style
	/**
		@param GradientColor
			The second color used for the gradient (the first one being
			the original series color).
		@param GradientType
			The type of gradient used between the two colors (vertical, horizontal, ...)
	**/
	void SetGradient(COLORREF GradientColor, EGradientType GradientType);

protected:
	//! Draws the legend icon for the series.
	/**
		@param pDC
			The device context used to draw
		@param rectBitmap
			The rectangle in which to draw the legend icon
	**/
    void DrawLegend(CDC* pDC, const CRect& rectBitmap) const;

	//! Draws the most recent points of the series.
	/**
		This function should only draw the points that were not previously 
		drawn.
		@param pDC
			The device context used to draw
	**/
	void Draw(CDC* pDC);
	//! Redraws the full series.
	/**
		@param pDC
			The device context used to draw
	**/
	void DrawAll(CDC *pDC);

private:
	//! Returns the rectangle of a specific point of the series.
	CRect GetBarRectangle(unsigned uPointIndex) const;

	void DrawBar(CDC* pDC, CBrush* pFillBrush, CBrush* pBorderBrush, 
				 CRect BarRect);

	//! The bar width
	int m_iBarWidth;
	//! The bar border width
	int m_iBorderWidth;
	//! The bar border color
	COLORREF m_BorderColor;

	//! True if a gradient is applied to fill the bar
	bool m_bGradient;
	//! The second color of the gradient
	COLORREF m_GradientColor;
	//! The type of gradient to apply
	EGradientType m_GradientType;
};

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

About the Author

Cedric Moonen
Engineer
Belgium Belgium
I am a 29 years old guy and I live with my girlfriend in Hoegaarden, little city from Belgium well known for its white beer Smile | :) .
I studied as an industrial engineer in electronics but I oriented myself more towards software development when I started to work.
Currently I am working in a research centre in mechatronica. I mainly develop in C++ but I also do a bit of Java.
When I have so spare time, I like to read (mainly fantasy) and play electric guitar.

| Advertise | Privacy | Mobile
Web04 | 2.8.140721.1 | Last Updated 13 Jul 2010
Article Copyright 2006 by Cedric Moonen
Everything else Copyright © CodeProject, 1999-2014
Terms of Service
Layout: fixed | fluid