gsd_fonts.c File Reference

OGSF library - loading and manipulating surfaces. More...

#include <string.h>
#include <assert.h>
#include <grass/ogsf.h>
#include "rgbpack.h"

Include dependency graph for gsd_fonts.c:

Go to the source code of this file.

Functions
int	gsd_get_txtwidth (const char *s, int size)
	Get text width. More...
int	gsd_get_txtheight (int size)
	Get text height. More...
int	get_txtdescender (void)
	Get text descender. More...
int	get_txtxoffset (void)
	Get text offset. More...
void	do_label_display (GLuint fontbase, float *lab_pos, const char *txt)
	Display label. More...

Detailed Description

OGSF library - loading and manipulating surfaces.

OGSF library - manipulating surfaces/fridge (lower level function)

GRASS OpenGL gsurf OGSF Library

Todo:

This file needs to be re-written in OpenGL

(C) 1999-2008 by the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author

Bill Brown USACERL, GMSL/University of Illinois

Doxygenized by Martin Landa <landa.martin gmail.com> (May 2008)

GRASS OpenGL gsurf OGSF Library

Todo:

This file needs to be re-written in OpenGL

(C) 1999-2008 by the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author

Bill Brown USACERL, GMSL/University of Illinois

Doxygenized by Martin Landa <landa.martin gmail.com> (May 2008)

Definition in file gsd_fonts.c.

Function Documentation

do_label_display()

void do_label_display	(	GLuint	fontbase,
		float *	lab_pos,
		const char *	txt
	)

Display label.

Parameters

fontbase	font-base
lab_pos	label position
txt	text string

Definition at line 97 of file gsd_fonts.c.

References X, and Y.

get_txtdescender()

int get_txtdescender

(

void

)

Get text descender.

yorig ??

Is this defined somewhere ?

Returns

2

Definition at line 71 of file gsd_fonts.c.

get_txtxoffset()

int get_txtxoffset

(

void

)

Get text offset.

xorig ??

Is this defined somewhere ?

Returns

0

Definition at line 85 of file gsd_fonts.c.

gsd_get_txtheight()

int gsd_get_txtheight

(

int

size

)

Get text height.

Parameters

size

size

Returns

text height

Definition at line 53 of file gsd_fonts.c.

Referenced by gsd_north_arrow(), and gsd_scalebar().

gsd_get_txtwidth()

int gsd_get_txtwidth	(	const char *	s,
		int	size
	)

Get text width.

Parameters

s	text string
size	size

Returns

text width

Definition at line 36 of file gsd_fonts.c.

Referenced by gsd_north_arrow(), and gsd_scalebar().