Entity.cpp

00001 #include "Entity.h"
00002 
00003 // Functions
00004 void Entity::undo_move_x(bool condition)
00005 {
00006     if (condition) {
00007         _position.x = _prev_pos.x;
00008     }
00009 }
00010 void Entity::undo_move_y(bool condition)
00011 {
00012     if (condition) {
00013         _position.y = _prev_pos.y;
00014     }
00015 }
00016 void Entity::update_prev_pos()
00017 {
00018     _prev_pos = _position;
00019 }
00020 
00021 bool Entity::entity_to_map_collision_test(float pos_x, float pos_y, char * two_d_map, bool * doorways)    // Returns true if the entity clashes a wall
00022 {      
00023     for (int j = pos_y; j < (int)pos_y + _hitbox.height; j++) {
00024         for(int i = pos_x; i < (int)pos_x + _hitbox.width; i++) {
00025             if ((j>=screen_height) || (i>=screen_width) || (j<0) || (i<0)) {} // To allow movement towards outside of the map
00026             else if (*((two_d_map+j*screen_width)+i) == 1) {  // if entity clashes the 2d map
00027                 return true;
00028             }
00029             
00030             // Checking if the player walks into a wall if no doorway on that side exists
00031             else if ( !(*(doorways)) && (pos_y <= 10) ) {
00032                 return true;
00033             }
00034             else if ( !(*(doorways+1)) && (pos_x + _hitbox.width - 1 >= 81) ) {
00035                 return true;
00036             }
00037             else if ( !(*(doorways+2)) && (pos_y + _hitbox.height - 1 >= 45) ) {
00038                 return true;
00039             }
00040             else if ( !(*(doorways+3)) && (pos_x <= 3) ) {
00041                 return true;
00042             }
00043         }
00044     }
00045     return false;
00046 }
00047 
00048 // Mutators
00049 
00050 void Entity::set_position(float x, float y)
00051 {
00052     _position.x = x;
00053     _position.y = y;
00054 }
00055 
00056 void Entity::position_add_x(float change_x)
00057 {
00058     _position.x += change_x;
00059 }
00060 void Entity::position_add_y(float change_y)
00061 {
00062     _position.y += change_y;
00063 }
00064 
00065 // Accessors
00066 int Entity::get_hp_drop_chance()
00067 {
00068     return _hp_drop_chance;
00069 }
00070 int Entity::get_hitbox_width()
00071 {
00072     return _hitbox.width;
00073 }
00074 int Entity::get_hitbox_height()
00075 {
00076     return _hitbox.height;
00077 }
00078 int Entity::get_face()
00079 {
00080     return _face;
00081 }
00082 int Entity::get_sprite_width()
00083 {
00084     return _sprite_size.width;
00085 }
00086 int Entity::get_sprite_height()
00087 {
00088     return _sprite_size.height;
00089 }
00090 int Entity::get_offset_x()
00091 {
00092     return _sprite_size.offset_x;
00093 }
00094 int Entity::get_offset_y()
00095 {
00096     return _sprite_size.offset_y;
00097 }
00098 int Entity::get_pos_x()
00099 {
00100     return _position.x;
00101 }
00102 int Entity::get_pos_y()
00103 {
00104     return _position.y;
00105 }
00106 int Entity::get_prev_pos_x()
00107 {
00108     return _prev_pos.x;
00109 }
00110 int Entity::get_prev_pos_y()
00111 {
00112     return _prev_pos.y;
00113 }
00114 int Entity::get_attack()
00115 {
00116     return _attack;
00117 }
00118 int Entity::get_hp()
00119 {
00120     return _hp;
00121 }
00122 float Entity::get_velocity()
00123 {
00124     return _velocity;
00125 }