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Dependencies:   mbed

Platforms/Platforms.cpp@27:c920c5ec31af, 2019-05-04 (annotated)

Committer:
lewisgw
Date:
Sat May 04 13:26:50 2019 +0000
Revision:
27:c920c5ec31af
Parent:
21:20478f086bc2
Child:
29:bdc4138b5171
Updated documentation

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lewisgw 18:304700b5d8f8 1 #include "Platforms.h"
lewisgw 6:8741d2011692 2
lewisgw 21:20478f086bc2 3 // Constructor and destructor.
lewisgw 18:304700b5d8f8 4 Platforms::Platforms() {}
lewisgw 6:8741d2011692 5
lewisgw 18:304700b5d8f8 6 Platforms::~Platforms() {}
lewisgw 6:8741d2011692 7
lewisgw 18:304700b5d8f8 8 void Platforms::init(int y) {
lewisgw 21:20478f086bc2 9 // Starting values for the platforms.
lewisgw 9:fff2009f826e 10 _line_1.x_start = 0;
lewisgw 9:fff2009f826e 11 _line_1.x_end = 15;
lewisgw 10:8bf3713d9e9c 12 _line_1.y = y;
lewisgw 9:fff2009f826e 13 _line_2.x_start = 25;
lewisgw 18:304700b5d8f8 14 _line_2.x_end = 60;
lewisgw 10:8bf3713d9e9c 15 _line_2.y = y;
lewisgw 9:fff2009f826e 16 _line_3.x_start = 60;
lewisgw 9:fff2009f826e 17 _line_3.x_end = 80;
lewisgw 10:8bf3713d9e9c 18 _line_3.y = y;
lewisgw 9:fff2009f826e 19 }
lewisgw 6:8741d2011692 20
lewisgw 21:20478f086bc2 21 void Platforms::set_line_1(int length) {
lewisgw 27:c920c5ec31af 22 // Lines move from R to L via de-incrementing.
lewisgw 14:9861fe85c803 23 _line_1.x_start--;
lewisgw 21:20478f086bc2 24 if (_line_1.x_start < 80 - length) _line_1.x_end--; // Only move end of the
lewisgw 21:20478f086bc2 25 // line if the line length is fully on the screen.
lewisgw 21:20478f086bc2 26 if (_line_1.x_start <= 0) _line_1.x_start = 0; // Terminate line 1 start at 0
lewisgw 21:20478f086bc2 27 // when it reaches LHS of screen so it does not go negative.
lewisgw 21:20478f086bc2 28 if (_line_1.x_end <= 0) { // Start Drawing line again from start once the end
lewisgw 21:20478f086bc2 29 // has reaches LHS of screen.
lewisgw 9:fff2009f826e 30 _line_1.x_start = 80;
lewisgw 9:fff2009f826e 31 _line_1.x_end = 80;
lewisgw 9:fff2009f826e 32 }
lewisgw 9:fff2009f826e 33 }
lewisgw 14:9861fe85c803 34
lewisgw 21:20478f086bc2 35 void Platforms::set_line_2(int length) {
lewisgw 9:fff2009f826e 36 _line_2.x_start--;
lewisgw 21:20478f086bc2 37 if (_line_2.x_start < 80 - length) _line_2.x_end--;
lewisgw 21:20478f086bc2 38 if (_line_2.x_start <= 0) _line_2.x_start = 0;
lewisgw 21:20478f086bc2 39 if (_line_2.x_end <= 0) {
lewisgw 9:fff2009f826e 40 _line_2.x_start = 80;
lewisgw 9:fff2009f826e 41 _line_2.x_end = 80;
lewisgw 9:fff2009f826e 42 }
lewisgw 9:fff2009f826e 43 }
lewisgw 6:8741d2011692 44
lewisgw 21:20478f086bc2 45 void Platforms::set_line_3(int length) {
lewisgw 9:fff2009f826e 46 _line_3.x_start--;
lewisgw 21:20478f086bc2 47 if (_line_3.x_start < 80 - length) _line_3.x_end--;
lewisgw 21:20478f086bc2 48 if (_line_3.x_start <= 0) _line_3.x_start = 0;
lewisgw 21:20478f086bc2 49 if (_line_3.x_end <= 0) {
lewisgw 9:fff2009f826e 50 _line_3.x_start = 80;
lewisgw 9:fff2009f826e 51 _line_3.x_end = 80;
lewisgw 9:fff2009f826e 52 }
lewisgw 9:fff2009f826e 53 }
lewisgw 9:fff2009f826e 54
lewisgw 18:304700b5d8f8 55 Line Platforms::get_line_1() {
lewisgw 9:fff2009f826e 56 return _line_1;
lewisgw 9:fff2009f826e 57 }
lewisgw 6:8741d2011692 58
lewisgw 18:304700b5d8f8 59 Line Platforms::get_line_2() {
lewisgw 9:fff2009f826e 60 return _line_2;
lewisgw 9:fff2009f826e 61 }
lewisgw 9:fff2009f826e 62
lewisgw 18:304700b5d8f8 63 Line Platforms::get_line_3() {
lewisgw 9:fff2009f826e 64 return _line_3;
lewisgw 9:fff2009f826e 65 }
lewisgw 6:8741d2011692 66
lewisgw 6:8741d2011692 67
lewisgw 15:876c047a6ec9 68
lewisgw 21:20478f086bc2 69