Arduino: 1.8.5 (Mac OS X), Board: "Arduino Mega ADK"

sketch_aug07a:11: error: 'SevenSegmentExtended' does not name a type
 SevenSegmentExtended      red1(PIN_CLK_Red, PIN_DIO_R1);
 ^
sketch_aug07a:13: error: 'SevenSegmentTM1637' does not name a type
 SevenSegmentTM1637       red2(PIN_CLK_Red, PIN_DIO_R2);
 ^
sketch_aug07a:15: error: 'SevenSegmentExtended' does not name a type
 SevenSegmentExtended     red3(PIN_CLK_Red, PIN_DIO_R3);
 ^
sketch_aug07a:19: error: 'SevenSegmentExtended' does not name a type
 SevenSegmentExtended      green1(PIN_CLK_Green, PIN_DIO_G1);
 ^
sketch_aug07a:21: error: 'SevenSegmentTM1637' does not name a type
 SevenSegmentTM1637       green2(PIN_CLK_Green, PIN_DIO_G2);
 ^
sketch_aug07a:23: error: 'SevenSegmentExtended' does not name a type
 SevenSegmentExtended     green3(PIN_CLK_Green, PIN_DIO_G3);
 ^
sketch_aug07a:29: error: 'SevenSegmentExtended' does not name a type
 SevenSegmentExtended      orange1(PIN_CLK_Orange, PIN_DIO_O1); // SegmentExtended pour utiliser la methode "PrintTime"
 ^
sketch_aug07a:31: error: 'SevenSegmentTM1637' does not name a type
 SevenSegmentTM1637        orange2(PIN_CLK_Orange, PIN_DIO_O2); //SegmentTM1637 pour utiliser la methode "print" permet d'enlever les ":" entre les chiffres
 ^
sketch_aug07a:33: error: 'SevenSegmentExtended' does not name a type
 SevenSegmentExtended       orange3(PIN_CLK_Orange, PIN_DIO_O3);
 ^
sketch_aug07a:37: error: 'tmElements_t' does not name a type
 tmElements_t tm;
 ^
/Users/NickSkeba/Documents/Arduino/sketch_aug07a/sketch_aug07a.ino: In function 'void setup()':
sketch_aug07a:63: error: 'orange1' was not declared in this scope
   orange1.begin();            // initializes the display
   ^
sketch_aug07a:64: error: 'orange2' was not declared in this scope
   orange2.begin();
   ^
sketch_aug07a:65: error: 'orange3' was not declared in this scope
   orange3.begin();
   ^
sketch_aug07a:66: error: 'green1' was not declared in this scope
   green1.begin();
   ^
sketch_aug07a:67: error: 'green2' was not declared in this scope
   green2.begin();
   ^
sketch_aug07a:68: error: 'green3' was not declared in this scope
   green3.begin();
   ^
sketch_aug07a:69: error: 'red1' was not declared in this scope
   red1.begin();
   ^
sketch_aug07a:70: error: 'red2' was not declared in this scope
   red2.begin();
   ^
sketch_aug07a:71: error: 'red3' was not declared in this scope
   red3.begin();
   ^
/Users/NickSkeba/Documents/Arduino/sketch_aug07a/sketch_aug07a.ino: In function 'void loop()':
sketch_aug07a:129: error: 'RTC' was not declared in this scope
   if (RTC.read(tm)) {
       ^
sketch_aug07a:129: error: 'tm' was not declared in this scope
   if (RTC.read(tm)) {
                ^
sketch_aug07a:141: error: 'tmYearToCalendar' was not declared in this scope
     Serial.print(tmYearToCalendar(tm.Year));
                                          ^
sketch_aug07a:159: error: 'tm' was not declared in this scope
   if (tm.Hour >= 13) {
       ^
sketch_aug07a:179: error: 'red1' was not declared in this scope
   red1.printTime(11, 05, true);
   ^
sketch_aug07a:180: error: 'red2' was not declared in this scope
   red2.print(year_red, true);
   ^
sketch_aug07a:181: error: 'red3' was not declared in this scope
   red3.printTime(10, 07, true);
   ^
sketch_aug07a:184: error: 'green1' was not declared in this scope
   green1.printTime(tm.Month, tm.Day, true);
   ^
sketch_aug07a:184: error: 'tm' was not declared in this scope
   green1.printTime(tm.Month, tm.Day, true);
                    ^
sketch_aug07a:185: error: 'green2' was not declared in this scope
   green2.print(tmYearToCalendar(tm.Year));
   ^
sketch_aug07a:185: error: 'tmYearToCalendar' was not declared in this scope
   green2.print(tmYearToCalendar(tm.Year));
                                        ^
sketch_aug07a:186: error: 'green3' was not declared in this scope
   green3.printTime(Hour, tm.Minute, true);
   ^
sketch_aug07a:189: error: 'orange1' was not declared in this scope
   orange1.printTime(10, 26, true);
   ^
sketch_aug07a:190: error: 'orange2' was not declared in this scope
   orange2.print(year_orange, true);
   ^
sketch_aug07a:191: error: 'orange3' was not declared in this scope
   orange3.printTime(01, 24, true);
   ^
/Users/NickSkeba/Documents/Arduino/sketch_aug07a/sketch_aug07a.ino: In function 'bool getTime(const char*)':
sketch_aug07a:211: error: 'tm' was not declared in this scope
   tm.Minute = Min;
   ^
/Users/NickSkeba/Documents/Arduino/sketch_aug07a/sketch_aug07a.ino: In function 'bool getDate(const char*)':
sketch_aug07a:227: error: 'tm' was not declared in this scope
   tm.Day = Day;
   ^
sketch_aug07a:229: error: 'CalendarYrToTm' was not declared in this scope
   tm.Year = CalendarYrToTm(Year);
                                ^
exit status 1
'SevenSegmentExtended' does not name a type

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