C语言库函数S类字母2Word文档格式.docx
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- 上传时间:2023-01-27
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C语言库函数S类字母2Word文档格式.docx
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!
0)
printf("
Longjmp
with
%d\n"
value);
exit(value);
}
About
to
call
subroutine
...
\n"
);
subroutine();
return
0;
subroutine(void)
longjmp(jumper,1);
setlinestyle
设置当前画线宽度和类型
far
setlinestyle(int
linestype,
unsigned
upattern);
graphics.h>
stdlib.h>
string.h>
conio.h>
/*
the
names
of
line
styles
supported
*/
char
*lname[]
"
SOLID_LINE"
DOTTED_LINE"
CENTER_LINE"
DASHED_LINE"
USERBIT_LINE"
};
request
auto
detection
gdriver
DETECT,
gmode,
errorcode;
style,
midx,
midy,
userpat;
stylestr[40];
initialize
graphics
and
local
variables
initgraph(&
gdriver,
&
read
result
initialization
errorcode
graphresult();
(errorcode
grOk)
an
error
occurred
Graphics
error:
%s\n"
grapherrormsg(errorcode));
Press
any
key
halt:
getch();
exit
(1);
terminate
code
midx
getmaxx()
/
2;
midy
getmaxy()
a
user
defined
pattern
binary:
0000000000000001"
userpat
1;
for
(style=SOLID_LINE;
style<
=USERBIT_LINE;
style++)
select
style
setlinestyle(style,
userpat,
1);
convert
into
string
strcpy(stylestr,
lname[style]);
draw
line(0,
0,
midx-10,
midy);
rectangle
rectangle(0,
getmaxx(),
getmaxy());
output
message
outtextxy(midx,
stylestr);
wait
cleardevice();
clean
up
closegraph();
setmem
存值到存储区
setmem(void
*addr,
len,
alloc.h>
mem.h>
*dest;
dest
calloc(21,
sizeof(char));
setmem(dest,
20,
'
c'
dest);
setmode
设置打开文件方式
setmode(int
handle,
mode);
fcntl.h>
io.h>
result;
setmode(fileno(stdprn),
O_TEXT);
(result
==
-1)
perror("
Mode
not
available\n"
else
successfully
switched\n"
setpalette
改变调色板的颜色
setpalette(int
index,
actural_color);
color,
maxcolor,
ht;
y
10;
msg[80];
maxcolor
getmaxcolor();
ht
2
*
textheight("
W"
display
default
colors
(color=1;
color<
=maxcolor;
color++)
setcolor(color);
sprintf(msg,
Color:
%d"
color);
outtextxy(1,
y,
msg);
+=
black
out
one
by
setpalette(color,
BLACK);
setrgbpalette
定义IBM8514图形卡的颜色
setrgbpalette(int
colornum,
red,
green,
blue);
driver
mode
that
supports
use
function.
VGA,
gmode
VGAHI,
struct
palettetype
pal;
i,
ht,
xmax;
grab
copy
palette
getpalette(&
pal);
create
gray
scale
(i=0;
i<
pal.size;
i++)
setrgbpalette(pal.colors[i],
i*4,
i*4);
16;
xmax
getmaxx();
setfillstyle(SOLID_FILL,
i);
bar(0,
xmax,
y+ht);
settextjustify
为图形函数设置文本的对齐方式
settextjustify(int
horiz,
vert);
function
prototype
xat(int
x,
y);
horizontal
text
justification
settings
*hjust[]
LEFT_TEXT"
CENTER_TEXT"
RIGHT_TEXT"
vertical
*vjust[]
hj,
vj;
loop
through
justifications
(hj=LEFT_TEXT;
hj<
=RIGHT_TEXT;
hj++)
(vj=LEFT_TEXT;
vj<
vj++)
set
settextjustify(hj,
vj);
%s
%s"
hjust[hj],
vjust[vj]);
cross
hairs
on
screen
xat(midx,
x"
at
(x,
y)
line(x-4,
x+4,
line(x,
y-4,
y+4);
settextstyle
为图形输出设置当前的文本属性
(int
font,
direction,
size);
*fname[]
DEFAULT
font"
TRIPLEX
SMALL
SANS
SERIF
GOTHIC
midy;
size
settextjustify(CENTER_TEXT,
CENTER_TEXT);
available
(style=DEFAULT_FONT;
=GOTHIC_FONT;
(style
TRIPLEX_FONT)
4;
settextstyle(style,
HORIZ_DIR,
fname[style]);
main(vo
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- C语言库函数S类字母 语言 库函数 字母