/*
This?is?the?core?graphics?library?for?all?our?displays?providing?a?common
set?of?graphics?primitives?（points?lines?circles?etc.）.??It?needs?to?be
paired?with?a?hardware-specific?library?for?each?display?device?we?carry
（to?handle?the?lower-level?functions）.

Adafruit?invests?time?and?resources?providing?this?open?source?code?please
support?Adafruit?&?open-source?hardware?by?purchasing?products?from?Adafruit!
?
Copyright?（c）?2013?Adafruit?Industries.??All?rights?reserved.

Redistribution?and?use?in?source?and?binary?forms?with?or?without
modification?are?permitted?provided?that?the?following?conditions?are?met:

-?Redistributions?of?source?code?must?retain?the?above?copyright?notice
??this?list?of?conditions?and?the?following?disclaimer.
-?Redistributions?in?binary?form?must?reproduce?the?above?copyright?notice
??this?list?of?conditions?and?the?following?disclaimer?in?the?documentation
??and/or?other?materials?provided?with?the?distribution.

THIS?SOFTWARE?IS?PROVIDED?BY?THE?COPYRIGHT?HOLDERS?AND?CONTRIBUTORS?“AS?IS“
AND?ANY?EXPRESS?OR?IMPLIED?WARRANTIES?INCLUDING?BUT?NOT?LIMITED?TO?THE
IMPLIED?WARRANTIES?OF?MERCHANTABILITY?AND?FITNESS?FOR?A?PARTICULAR?PURPOSE
ARE?DISCLAIMED.?IN?NO?EVENT?SHALL?THE?COPYRIGHT?HOLDER?OR?CONTRIBUTORS?BE
LIABLE?FOR?ANY?DIRECT?INDIRECT?INCIDENTAL?SPECIAL?EXEMPLARY?OR
CONSEQUENTIAL?DAMAGES?（INCLUDING?BUT?NOT?LIMITED?TO?PROCUREMENT?OF
SUBSTITUTE?GOODS?OR?SERVICES;?LOSS?OF?USE?DATA?OR?PROFITS;?OR?BUSINESS
INTERRUPTION）?HOWEVER?CAUSED?AND?ON?ANY?THEORY?OF?LIABILITY?WHETHER?IN
CONTRACT?STRICT?LIABILITY?OR?TORT?（INCLUDING?NEGLIGENCE?OR?OTHERWISE）
ARISING?IN?ANY?WAY?OUT?OF?THE?USE?OF?THIS?SOFTWARE?EVEN?IF?ADVISED?OF?THE
POSSIBILITY?OF?SUCH?DAMAGE.
*/

#include?“Adafruit_GFX.h“
#include?“glcdfont.c“
#ifdef?__AVR__
?#include?
#else
?#define?pgm_read_byte（addr）?（*（const?unsigned?char?*）（addr））
#endif

Adafruit_GFX::Adafruit_GFX（int16_t?w?int16_t?h）:
??WIDTH（w）?HEIGHT（h）
{
??_width????=?WIDTH;
??_height???=?HEIGHT;
??rotation??=?0;
??cursor_y??=?cursor_x????=?0;
??textsize??=?1;
??textcolor?=?textbgcolor?=?0xFFFF;
??wrap??????=?true;
}

//?Draw?a?circle?outline
void?Adafruit_GFX::drawCircle（int16_t?x0?int16_t?y0?int16_t?r
????uint16_t?color）?{
??int16_t?f?=?1?-?r;
??int16_t?ddF_x?=?1;
??int16_t?ddF_y?=?-2?*?r;
??int16_t?x?=?0;
??int16_t?y?=?r;

??drawPixel（x0???y0+r?color）;
??drawPixel（x0???y0-r?color）;
??drawPixel（x0+r?y0???color）;
??drawPixel（x0-r?y0???color）;

??while?（x????if?（f?>=?0）?{
??????y--;
??????ddF_y?+=?2;
??????f?+=?ddF_y;
????}
????x++;
????ddF_x?+=?2;
????f?+=?ddF_x;
??
????drawPixel（x0?+?x?y0?+?y?color）;
????drawPixel（x0?-?x?y0?+?y?color）;
????drawPixel（x0?+?x?y0?-?y?color）;
????drawPixel（x0?-?x?y0?-?y?color）;
????drawPixel（x0?+?y?y0?+?x?color）;
????drawPixel（x0?-?y?y0?+?x?color）;
????drawPixel（x0?+?y?y0?-?x?color）;
????drawPixel（x0?-?y?y0?-?x?color）;
??}
}

void?Adafruit_GFX::drawCircleHelper（?int16_t?x0?int16_t?y0
???????????????int

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????718802??2013-08-19?22:14??新OLED顯示屏資料（SSD1306）\128x64取字軟件.rar

?????文件??????12331??2013-07-05?14:51??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_GFX\Adafruit_GFX.cpp

?????文件???????2786??2013-07-05?14:51??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_GFX\Adafruit_GFX.h

?????文件???????8140??2013-07-05?14:51??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_GFX\glcdfont.c

?????文件???????1344??2013-07-05?14:51??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_GFX\license.txt

?????文件????????947??2013-07-05?14:51??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_GFX\README.txt

?????文件??????18574??2013-07-05?11:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\Adafruit_SSD1306.cpp

?????文件???????4378??2013-07-05?11:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\Adafruit_SSD1306.h

?????文件???????9098??2013-07-06?02:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\examples\ssd1306_128x32_i2c\ssd1306_128x32_i2c.ino

?????文件???????9139??2013-07-06?02:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\examples\ssd1306_128x32_spi\ssd1306_128x32_spi.ino

?????文件???????9097??2013-07-06?02:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\examples\ssd1306_128x64_i2c\ssd1306_128x64_i2c.ino

?????文件???????9141??2013-07-06?02:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\examples\ssd1306_128x64_spi\ssd1306_128x64_spi.ino

?????文件???????1499??2013-07-05?11:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\license.txt

?????文件???????1221??2013-07-05?11:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Adafruit_SSD1306\README.txt

?????文件???????9141??2013-07-06?02:38??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\Demo.ino

?????文件????????142??2014-05-25?11:35??新OLED顯示屏資料（SSD1306）\Arduino-OLED例程\Demo\使用說明.txt

?????文件???????8172??2014-05-22?18:36??新OLED顯示屏資料（SSD1306）\AVR-OLED例程\oled.c

?????文件????????771??2014-05-22?18:30??新OLED顯示屏資料（SSD1306）\AVR-OLED例程\oled.h

?????文件??????30134??2014-05-25?11:40??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\codetab.h

?????文件???????7065??2014-05-25?11:48??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\LQ12864.h

?????文件??????18526??2014-05-25?11:48??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED

?????文件??????18408??2014-05-25?11:48??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.hex

?????文件?????????45??2014-05-25?11:48??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.lnp

?????文件??????17156??2014-05-25?11:48??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.M51

????.......??????1662??2013-12-03?21:03??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.opt.bak

?????文件???????1595??2014-05-25?11:52??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.plg

????.......??????2191??2013-08-22?15:55??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.Uv2.bak

????.......????141409??2014-05-25?11:52??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.uvgui.Aaron_Lee

????.......??????7825??2014-05-25?11:52??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.uvopt

????.......?????13753??2014-05-25?11:52??新OLED顯示屏資料（SSD1306）\C51-OLED例程（STC89C52）\OLED\OLED.uvproj

............此處省略115個文件信息