Diff: Player/Player.cpp

Revision:

60:44ddfb791e2b

Parent:

57:1c12361b6e3d

diff -r fd4669864b67 -r 44ddfb791e2b Player/Player.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Player/Player.cpp	Thu May 09 14:55:43 2019 +0000
@@ -0,0 +1,203 @@
+#include "Player.h"
+#include "math.h"
+
+// Constructor
+Player::Player(float pos_x, float pos_y)
+{
+    _hp = 3;
+    _attack = 1;
+    _face = 2;
+    
+    _hitbox.width = 6;
+    _hitbox.height = 5;
+    
+    _position.x = pos_x;
+    _position.y = pos_y;
+    
+    _sprite_size.width = 6;
+    _sprite_size.height = 12;
+    _sprite_size.offset_x = 0;
+    _sprite_size.offset_y = -7;
+    
+    _frame.count = 0;
+    _frame.number = 0;
+    _frame.max = 4;
+    
+    for (int i = 0; i < bullets_max; i++) {
+        valid_bullets[i] = false;
+    }
+    
+    _invulnerability_counter = INVULNERABILITY_PERIOD;
+
+    // Upgradable status
+    _fire_rate_delay = 30;
+    _fire_rate_counter = _fire_rate_delay;
+    _velocity = 0.7;
+    _bullet_speed = 1;
+}
+
+Player::~Player()
+{
+    delete_bullets();
+}
+
+// Accessors
+int Player::get_bullet_speed()
+{
+    return _bullet_speed;
+}
+int Player::get_hearts_width()
+{
+    return 9;
+}
+int Player::get_hearts_height()
+{
+    return 9;
+}
+char * Player::get_hearts_sprite()
+{
+    return (char *) sprite_heart;
+}
+
+// Functions
+void Player::move(float mapped_x, float mapped_y, char * map, bool * doorways)  // Update all bullet movement and player movement, also takes care of animation
+{
+    move_player(mapped_x, mapped_y, map, doorways);
+    move_bullets();
+    increment_frames(mapped_x, mapped_y);   // Sets the face of the person, and increment frame count
+    _invulnerability_counter++;  // for damage checking
+}
+
+void Player::move_player(float mapped_x, float mapped_y, char * map, bool * doorways)   // Moves the player unless if the player walks onto a wall
+{
+    update_prev_pos();
+    _position.y -= _velocity*mapped_y;
+    _position.x += _velocity*mapped_x;
+    
+    undo_move_x(entity_to_map_collision_test(_position.x, _prev_pos.y, map, doorways));
+    undo_move_y(entity_to_map_collision_test(_prev_pos.x, _position.y, map, doorways));
+}
+
+void Player::move_bullets() // For each bullet, move them
+{
+    for (int i = 0; i < bullets_max; i++) {
+        if (valid_bullets[i]) {
+            bullets_array[i]->move(get_bullet_speed(), 0, 0, (bool *) 0);
+        }
+    }
+}
+
+void Player::increment_frames(float mapped_x, float mapped_y)
+{
+    if (abs(mapped_x) + abs(mapped_y) > 0.1f) { // If player is moving
+        if (mapped_y < 0 && abs(mapped_y) > abs(mapped_x)) {
+            _face = 2;
+        } else if (mapped_y > 0 && abs(mapped_y) > abs(mapped_x)) {
+            _face = 0;
+        } else if (mapped_x > 0 && abs(mapped_x) > abs(mapped_y)) {
+            _face = 1;
+        } else if (mapped_x < 0 && abs(mapped_x) > abs(mapped_y)) {
+            _face = 3;
+        }
+        if (_frame.number < _frame.max) { // Animate frames by incrementing and reseting frames
+            _frame.count++;
+        } else {
+            _frame.count = 0;
+        }
+    } else {
+        _frame.count = 0;    // If the player is not moving, don't animate
+    }
+    _frame.number = (_frame.count/8) % _frame.max; // Frame number is used in chosing sprite-frame for animation; the constant 8 is the number of frames per sprite-frame
+}
+
+void Player::take_damage(int damage)    // Takes damage unless if player just got damaged within invulnerability period
+{
+    if (damage < 0){
+        _hp -= damage;
+    }
+    else if (_invulnerability_counter >= INVULNERABILITY_PERIOD) {
+        _hp -= damage;
+        _invulnerability_counter = 0;
+    }
+    if (_hp > 5) {   // Max HP is a constant 5, this might be an upgradable status later
+        _hp = 5;
+    }
+}
+
+bool Player::delete_out_of_bounds_bullets(char * map, bool * doorways)  // Attempts to delete bullets that are out of bounds or colliding with the wall, returns true if any bullets are deleted
+{
+    bool result = false;
+    for (int i = 0; i < bullets_max; i++) {
+        if((valid_bullets[i]) && (bullets_array[i]->out_of_bounds_check(map, doorways))) {
+            valid_bullets[i] = false;
+            delete bullets_array[i];
+            result = true;
+        }
+    }
+    return result;
+}
+
+void Player::draw(N5110 &lcd)
+{
+    draw_player(lcd);
+}
+
+void Player::draw_player(N5110 &lcd)
+{
+    lcd.drawSpriteTransparent(_position.x+_sprite_size.offset_x,
+                              _position.y+_sprite_size.offset_y,
+                              _sprite_size.height,
+                              _sprite_size.width,
+                              get_frame());
+}
+
+void Player::draw_bullets(N5110 &lcd, int j)
+{
+    for (int i = 0; i < bullets_max; i++) {
+        if ((valid_bullets[i]) && (bullets_array[i]->get_pos_y() == j)) {
+            bullets_array[i]->draw(lcd);
+        }
+    }
+}
+
+void Player::delete_bullets()   // Delete all bullets, normally used in unloading
+{
+    for (int i = 0; i < bullets_max; i++) {
+        if (valid_bullets[i]) {
+            delete bullets_array[i];
+            valid_bullets[i] = false;
+        }
+    }
+}
+
+char * Player::get_frame()  // Returns the current frame's sprite pointer
+{
+    if ((_invulnerability_counter < INVULNERABILITY_PERIOD) && (_invulnerability_counter % 10 <= 4)) {
+        return (char*) sprite_transparent_player;
+    }
+    return (char *) sprite_player[_face][_frame.number];
+}
+
+void Player::buttons(bool button_A, bool button_B, bool button_Y, bool button_X)    // Summons new bullets and overloads the player face when buttons are pressed
+{
+    _fire_rate_counter++;
+    if (button_Y) {
+        _face = 0;
+    } else if (button_B) {
+        _face = 1;
+    } else if (button_A) {
+        _face = 2;
+    } else if (button_X) {
+        _face = 3;
+    }
+    if (button_Y || button_B || button_A || button_X) {
+        for (int i = 0; i < bullets_max; i++) {
+            if (!valid_bullets[i] && (_fire_rate_counter >= _fire_rate_delay)) {  // waits until _fire_rate_delay is done before creating a bullet in an invalid slot of bullet_array
+                bullets_array[i] = new Bullets(_position.x+2, _position.y+2, _face);
+                valid_bullets[i] = true;
+                _fire_rate_counter = 0;
+                break;
+            }
+        }
+    }
+}