PieChart class Reference Main Page Namespace List Class Hierarchy Alphabetical List Compound List File List Namespace Members Compound Members File Members

PieChart Class Reference

Class for calculating and drawing a pie chart. More...

#include <OPIE.H>

List of all members.

Public Methods

void init (char *=NULL)

void init_image (int=-1)

Call init_image() before starting calling draw_slice() <int> backColor = background color (default : V_BACKGROUND).

void put_image (int, int)

Call put_image() after calling draw_slice() to draw slice <int> x, y = the top left corner of the image <int> refreshFlag = refresh flag.

void draw_slice (float, int)

Draw a pie slice <int> sliceShare = share of the slice, in percentage <int> sliceColor = color of the slice.

PieChart ()

~PieChart ()

void init (int, int, int, int, int, void *, char, int *, int *, char *=NULL, char *=NULL, char **=NULL, char=1, char=1, char=1, int=1, int *=NULL, int=Vga::active_buf->color_dark)

void init (int x1, int y1, int x2, int y2, int dataNum, float *dataArray, int *xStart, int *xEnd, char *xLabel, char *yLabel, char **legendArray=NULL, char transparentFlag=1, char orientationFlag=1, char valueFlag=1, int numFormat=1, int *seriesColor=NULL, int axisColor=Vga::active_buf->color_dark)

void init (int x1, int y1, int x2, int y2, int dataNum, double *dataArray, int *xStart, int *xEnd, char *xLabel, char *yLabel, char **legendArray=NULL, char transparentFlag=1, char orientationFlag=1, char valueFlag=1, int numFormat=1, int *seriesColor=NULL, int axisColor=Vga::active_buf->color_dark)

void init (int x1, int y1, int x2, int y2, int dataNum, int *dataArray, int *xStart, int *xEnd, char *xLabel, char *yLabel, char **legendArray=NULL, char transparentFlag=1, char orientationFlag=1, char valueFlag=1, int numFormat=1, int *seriesColor=NULL, int axisColor=Vga::active_buf->color_dark)

void init (int x1, int y1, int x2, int y2, int dataNum, long *dataArray, int *xStart, int *xEnd, char *xLabel, char *yLabel, char **legendArray=NULL, char transparentFlag=1, char orientationFlag=1, char valueFlag=1, int numFormat=1, int *seriesColor=NULL, int axisColor=Vga::active_buf->color_dark)

void deinit ()

void paint ()

void refresh ()

void set_font (Font *)

void calc_pos ()

void set_y_label_max_len (short yLabelMaxLen)

Public Attributes

short piechart_x1

short piechart_y1

short piechart_x2

short piechart_y2

short series_x1

short series_y1

short series_x2

short series_y2

short graph_height

short graph_width

short legend_width

short legend_height

short legend_x_num

short legend_y_num

char ** legend_array

char * x_label

char * y_label

int * series_color

int axis_color

char init_flag

char transparent_flag

char orientation_flag

char data_type_flag

char value_flag

int num_format

int series_num

int data_num

void * data_array

int * x_start

int * x_end

int centerx

int centery

int radius

short y_label_max_len

Protected Methods

void draw_legend ()

void draw_axis_label ()

void find_scale ()

void draw_scale ()

void draw_pie (double, double, int)

void draw_series ()

void draw_series_float ()

void draw_series_double ()

void draw_series_int ()

void draw_series_long ()

void draw_value (void *, int, short, short, int)

Protected Attributes

char x_axis_pos

double max_scale

short x_axis_step

Font * font_ptr

short * piechart_bitmap

Detailed Description

Class for calculating and drawing a pie chart.

Definition at line 16 of file OPIE.H.

Constructor & Destructor Documentation

PieChart::PieChart ( )

Definition at line 50 of file OPIECHRT.CPP.
References NULL.

PieChart::~PieChart ( )

Definition at line 59 of file OPIECHRT.CPP.

Member Function Documentation

void PieChart::calc_pos ( )

calculate screen positions should be called after changing display settings
Definition at line 181 of file OPIECHRT.CPP.
References err_when, LEGEND_X_SPACING, and LEGEND_Y_SPACING.

void PieChart::deinit ( )

Definition at line 152 of file OPIECHRT.CPP.
References mem_del, and NULL.
Referenced by Department::course_report_deinit(), FacultyRes::summary_report_deinit(), and PlayerSchool::summary_student_report_deinit().

void PieChart::draw_axis_label ( ) [protected]

Definition at line 272 of file OPIECHRT.CPP.
References COMMON_OFFSET.

void PieChart::draw_legend ( ) [protected]

Definition at line 257 of file OPIECHRT.CPP.
References LEGEND_SIZE, LEGEND_X_SPACING, and LEGEND_Y_SPACING.

void PieChart::draw_pie ( double ,

double ,

int

) [protected]

Definition at line 419 of file OPIECHRT.CPP.
Referenced by draw_series_double(), draw_series_float(), and draw_series_long().

void PieChart::draw_scale ( ) [protected]

Definition at line 347 of file OPIECHRT.CPP.
References COMMON_OFFSET.

void PieChart::draw_series ( ) [protected]

Definition at line 406 of file OPIECHRT.CPP.

void PieChart::draw_series_double ( ) [protected]

Definition at line 564 of file OPIECHRT.CPP.
References centerx, centery, data_array, data_num, draw_pie(), radius, and V_GRAY.

void PieChart::draw_series_float ( ) [protected]

Definition at line 533 of file OPIECHRT.CPP.
References centerx, centery, data_array, data_num, draw_pie(), radius, and V_GRAY.

void PieChart::draw_series_int ( ) [protected]

Definition at line 468 of file OPIECHRT.CPP.
References fabs, and V_GRAY.

void PieChart::draw_series_long ( ) [protected]

Definition at line 504 of file OPIECHRT.CPP.
References centerx, centery, data_array, data_num, draw_pie(), radius, and V_GRAY.

void PieChart::draw_slice ( float ,

int

)

Draw a pie slice <int> sliceShare = share of the slice, in percentage <int> sliceColor = color of the slice.

Definition at line 83 of file OPIE.CPP.
References MAX_DEGREE.

void PieChart::draw_value ( void * ,

int ,

short ,

short ,

int

) [protected]

Definition at line 596 of file OPIECHRT.CPP.

void PieChart::find_scale ( ) [protected]

Definition at line 313 of file OPIECHRT.CPP.
References fabs.

void PieChart::init ( int x1,

int y1,

int x2,

int y2,

int dataNum,

long * dataArray,

int * xStart,

int * xEnd,

char * xLabel,

char * yLabel,

char ** legendArray = NULL,

char transparentFlag = 1,

char orientationFlag = 1,

char valueFlag = 1,

int numFormat = 1,

int * seriesColor = NULL,

int axisColor = Vga::active_buf-,

color_dark

) [inline]

Definition at line 60 of file OPIECHRT.H.
References Vga::active_buf, DATA_LONG, and NULL.

void PieChart::init ( int x1,

int y1,

int x2,

int y2,

int dataNum,

int * dataArray,

int * xStart,

int * xEnd,

char * xLabel,

char * yLabel,

char ** legendArray = NULL,

char transparentFlag = 1,

char orientationFlag = 1,

char valueFlag = 1,

int numFormat = 1,

int * seriesColor = NULL,

int axisColor = Vga::active_buf-,

color_dark

) [inline]

Definition at line 58 of file OPIECHRT.H.
References Vga::active_buf, DATA_INT, and NULL.

void PieChart::init ( int x1,

int y1,

int x2,

int y2,

int dataNum,

double * dataArray,

int * xStart,

int * xEnd,

char * xLabel,

char * yLabel,

char ** legendArray = NULL,

char transparentFlag = 1,

char orientationFlag = 1,

char valueFlag = 1,

int numFormat = 1,

int * seriesColor = NULL,

int axisColor = Vga::active_buf-,

color_dark

) [inline]

Definition at line 56 of file OPIECHRT.H.
References Vga::active_buf, DATA_DOUBLE, and NULL.

void PieChart::init ( int x1,

int y1,

int x2,

int y2,

int dataNum,

float * dataArray,

int * xStart,

int * xEnd,

char * xLabel,

char * yLabel,

char ** legendArray = NULL,

char transparentFlag = 1,

char orientationFlag = 1,

char valueFlag = 1,

int numFormat = 1,

int * seriesColor = NULL,

int axisColor = Vga::active_buf-,

color_dark

) [inline]

Definition at line 54 of file OPIECHRT.H.
References Vga::active_buf, DATA_FLOAT, and NULL.

void PieChart::init ( int ,

int ,

int ,

int ,

int ,

void * ,

char ,

int * ,

int * ,

char * = NULL,

char * = NULL,

char ** = NULL,

char = 1,

char = 1,

char = 1,

int = 1,

int * = NULL,

int = Vga::active_buf-,

color_dark

)

void PieChart::init ( char * slotIconPtr = NULL )

[char*] slotIconPtr = pointer to the pie slot icon (default : icon_sys.read("PIESLOT1") )
Definition at line 21 of file OPIE.CPP.
References MAX_DEGREE, and PI_OVER180.
Referenced by Department::course_report_2(), FacultyRes::summary_report_1(), FacultyRes::summary_report_2(), PlayerSchool::summary_student_report_1(), and PlayerSchool::summary_student_report_2().

void PieChart::init_image ( int = -1 )

Call init_image() before starting calling draw_slice() <int> backColor = background color (default : V_BACKGROUND).

Definition at line 63 of file OPIE.CPP.
References V_BACKGROUND.

void PieChart::paint ( )

Definition at line 219 of file OPIECHRT.CPP.
Referenced by Department::course_report_2().

void PieChart::put_image ( int ,

int

)

Call put_image() after calling draw_slice() to draw slice <int> x, y = the top left corner of the image <int> refreshFlag = refresh flag.

Definition at line 118 of file OPIE.CPP.
References MAX_DEGREE, and V_WHITE.

void PieChart::refresh ( )

Definition at line 233 of file OPIECHRT.CPP.
Referenced by Department::course_report_2(), FacultyRes::summary_report_1(), FacultyRes::summary_report_2(), PlayerSchool::summary_student_report_1(), and PlayerSchool::summary_student_report_2().

void PieChart::set_font ( Font * )

Definition at line 165 of file OPIECHRT.CPP.

void PieChart::set_y_label_max_len ( short yLabelMaxLen ) [inline]

Definition at line 69 of file OPIECHRT.H.

Member Data Documentation

int PieChart::axis_color

Definition at line 31 of file OPIECHRT.H.

int PieChart::centerx

Definition at line 38 of file OPIECHRT.H.
Referenced by draw_series_double(), draw_series_float(), and draw_series_long().

int PieChart::centery

Definition at line 38 of file OPIECHRT.H.
Referenced by draw_series_double(), draw_series_float(), and draw_series_long().

void* PieChart::data_array

Definition at line 36 of file OPIECHRT.H.
Referenced by draw_series_double(), draw_series_float(), and draw_series_long().

int PieChart::data_num

Definition at line 35 of file OPIECHRT.H.
Referenced by draw_series_double(), draw_series_float(), and draw_series_long().

char PieChart::data_type_flag

Definition at line 33 of file OPIECHRT.H.

Font* PieChart::font_ptr [protected]

Definition at line 46 of file OPIECHRT.H.

short PieChart::graph_height

Definition at line 28 of file OPIECHRT.H.

short PieChart::graph_width

Definition at line 28 of file OPIECHRT.H.

char PieChart::init_flag

Definition at line 32 of file OPIECHRT.H.

char** PieChart::legend_array

Definition at line 30 of file OPIECHRT.H.

short PieChart::legend_height

Definition at line 29 of file OPIECHRT.H.

short PieChart::legend_width

Definition at line 29 of file OPIECHRT.H.

short PieChart::legend_x_num

Definition at line 29 of file OPIECHRT.H.

short PieChart::legend_y_num

Definition at line 29 of file OPIECHRT.H.

double PieChart::max_scale [protected]

Definition at line 44 of file OPIECHRT.H.

int PieChart::num_format

Definition at line 34 of file OPIECHRT.H.

char PieChart::orientation_flag

Definition at line 32 of file OPIECHRT.H.

short* PieChart::piechart_bitmap [protected]

Definition at line 47 of file OPIECHRT.H.

short PieChart::piechart_x1

Definition at line 26 of file OPIECHRT.H.

short PieChart::piechart_x2

Definition at line 26 of file OPIECHRT.H.

short PieChart::piechart_y1

Definition at line 26 of file OPIECHRT.H.

short PieChart::piechart_y2

Definition at line 26 of file OPIECHRT.H.

int PieChart::radius

Definition at line 39 of file OPIECHRT.H.
Referenced by draw_series_double(), draw_series_float(), and draw_series_long().

int* PieChart::series_color

Definition at line 31 of file OPIECHRT.H.
Referenced by Department::course_report_2(), FacultyRes::summary_report_1(), FacultyRes::summary_report_2(), PlayerSchool::summary_student_report_1(), and PlayerSchool::summary_student_report_2().

int PieChart::series_num

Definition at line 35 of file OPIECHRT.H.

short PieChart::series_x1

Definition at line 27 of file OPIECHRT.H.

short PieChart::series_x2

Definition at line 27 of file OPIECHRT.H.

short PieChart::series_y1

Definition at line 27 of file OPIECHRT.H.

short PieChart::series_y2

Definition at line 27 of file OPIECHRT.H.

char PieChart::transparent_flag

Definition at line 32 of file OPIECHRT.H.

char PieChart::value_flag

Definition at line 33 of file OPIECHRT.H.

char PieChart::x_axis_pos [protected]

Definition at line 43 of file OPIECHRT.H.

short PieChart::x_axis_step [protected]

Definition at line 45 of file OPIECHRT.H.

int * PieChart::x_end

Definition at line 37 of file OPIECHRT.H.

char * PieChart::x_label

Definition at line 30 of file OPIECHRT.H.

int* PieChart::x_start

Definition at line 37 of file OPIECHRT.H.

char * PieChart::y_label

Definition at line 30 of file OPIECHRT.H.

short PieChart::y_label_max_len

Definition at line 40 of file OPIECHRT.H.

The documentation for this class was generated from the following files:

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