ICOORD Class Reference
integer coordinate
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#include <points.h>
List of all members.
Public Member Functions |
| | ICOORD () |
| | empty constructor
|
| | ICOORD (inT16 xin, inT16 yin) |
| | ~ICOORD () |
| | destructor
|
| inT16 | x () const |
| | access function
|
| inT16 | y () const |
| | access_function
|
| void | set_x (inT16 xin) |
| | rewrite function
|
| void | set_y (inT16 yin) |
| | rewrite function
|
| void | set_with_shrink (int x, int y) |
| | Set from the given x,y, shrinking the vector to fit if needed.
|
| float | sqlength () const |
| | find sq length
|
| float | length () const |
| | find length
|
| float | pt_to_pt_sqdist (const ICOORD &pt) const |
| | sq dist between pts
|
| float | pt_to_pt_dist (const ICOORD &pt) const |
| | Distance between pts.
|
| float | angle () const |
| | find angle
|
| BOOL8 | operator== (const ICOORD &other) const |
| | test equality
|
| BOOL8 | operator!= (const ICOORD &other) const |
| | test inequality
|
| void | rotate (const FCOORD &vec) |
| void | setup_render (ICOORD *major_step, ICOORD *minor_step, int *major, int *minor) const |
| bool | Serialize (FILE *fp) const |
| bool | DeSerialize (bool swap, FILE *fp) |
Protected Attributes |
| inT16 | xcoord |
| inT16 | ycoord |
Friends |
| class | FCOORD |
| ICOORD | operator! (const ICOORD &) |
| | rotate 90 deg anti
|
| ICOORD | operator- (const ICOORD &) |
| | unary minus
|
| ICOORD | operator+ (const ICOORD &, const ICOORD &) |
| | add
|
| ICOORD & | operator+= (ICOORD &, const ICOORD &) |
| | add
|
| ICOORD | operator- (const ICOORD &, const ICOORD &) |
| | subtract
|
| ICOORD & | operator-= (ICOORD &, const ICOORD &) |
| | subtract
|
| inT32 | operator% (const ICOORD &, const ICOORD &) |
| | scalar product
|
| inT32 | operator* (const ICOORD &, const ICOORD &) |
| | cross product
|
| ICOORD | operator* (const ICOORD &, inT16) |
| | multiply
|
| ICOORD | operator* (inT16, const ICOORD &) |
| | multiply
|
| ICOORD & | operator*= (ICOORD &, inT16) |
| | multiply
|
| ICOORD | operator/ (const ICOORD &, inT16) |
| | divide
|
| ICOORD & | operator/= (ICOORD &, inT16) |
| | divide
|
Detailed Description
integer coordinate
Constructor & Destructor Documentation
| ICOORD::ICOORD |
( |
|
) |
[inline] |
| ICOORD::~ICOORD |
( |
|
) |
[inline] |
Member Function Documentation
| float ICOORD::angle |
( |
|
) |
const [inline] |
| bool ICOORD::DeSerialize |
( |
bool |
swap, |
|
|
FILE * |
fp | |
|
) |
| | |
| float ICOORD::length |
( |
|
) |
const [inline] |
| BOOL8 ICOORD::operator!= |
( |
const ICOORD & |
other |
) |
const [inline] |
| BOOL8 ICOORD::operator== |
( |
const ICOORD & |
other |
) |
const [inline] |
| float ICOORD::pt_to_pt_dist |
( |
const ICOORD & |
pt |
) |
const [inline] |
| float ICOORD::pt_to_pt_sqdist |
( |
const ICOORD & |
pt |
) |
const [inline] |
| void ICOORD::rotate |
( |
const FCOORD & |
vec |
) |
[inline] |
| bool ICOORD::Serialize |
( |
FILE * |
fp |
) |
const |
| void ICOORD::set_with_shrink |
( |
int |
x, |
|
|
int |
y | |
|
) |
| | |
Set from the given x,y, shrinking the vector to fit if needed.
| void ICOORD::set_x |
( |
inT16 |
xin |
) |
[inline] |
| void ICOORD::set_y |
( |
inT16 |
yin |
) |
[inline] |
| void ICOORD::setup_render |
( |
ICOORD * |
major_step, |
|
|
ICOORD * |
minor_step, |
|
|
int * |
major, |
|
|
int * |
minor | |
|
) |
| | const |
Setup for iterating over the pixels in a vector by the well-known Bresenham rendering algorithm. Starting with major/2 in the accumulator, on each step move by major_step, and then add minor to the accumulator. When accumulator >= major subtract major and also move by minor_step.
| float ICOORD::sqlength |
( |
|
) |
const [inline] |
| inT16 ICOORD::x |
( |
|
) |
const [inline] |
| inT16 ICOORD::y |
( |
|
) |
const [inline] |
Friends And Related Function Documentation
Member Data Documentation
The documentation for this class was generated from the following files:
- /home/rays/src/opensrc/tesseract-ocr/ccstruct/points.h
- /home/rays/src/opensrc/tesseract-ocr/ccstruct/ipoints.h
- /home/rays/src/opensrc/tesseract-ocr/ccstruct/points.cpp