#include "knight.h"
#include "../enemy.h"
#include "../hero.h"
#include "../PHL.h"
#include "../game.h"
#include <stdlib.h>
void knightDestroy(Knight* k);
void createKnight(int x, int y, int type)
{
int i;
for (i = 0; i < MAX_ENEMIES; i++) {
if (enemies[i] == NULL) {
Knight
* k
= malloc(sizeof *k
);
k->id = i;
k->type = type;
k->x = x;
k->y = y;
//They face the player when they are spawned
k->dir = -1;
if (herox > x + 20) {
k->dir = 1;
}
k->vsp = 0;
k->grav = 0.2;
k->state = 0;
k
->timer
= 60 + (((rand() % 5) + 1) * 60); k->imageIndex = 0;
k->hp = 2;
//Shield Knight
if (k->type == 1) {
k->hp = 3;
}
k->invincible = 0;
k->shieldhit = 0;
k->mask.circle = 0;
k->mask.unused = 0;
k->mask.x = x + 4;
k->mask.y = y + 8;
k->mask.w = 32;
k->mask.h = 32;
e->data = k;
e->enemyStep = knightStep;
e->enemyDraw = knightDraw;
e->type = 3;
enemies[i] = e;
i = MAX_ENEMIES;
}
}
}
void knightStep(Knight* k)
{
if (k->shieldhit > 0) {
k->shieldhit -= 1;
}
if (k->invincible > 0) {
k->invincible -= 1;
}
if (k->state == 0) { //Walk
k->imageIndex += 0.1;
if (k->imageIndex >= 2) {
k->imageIndex -= 2;
}
double spd = 1;
if (k->type == 1) {
spd = 0.5;
}
spd *= k->dir;
k->x += spd;
k->mask.x = k->x + 4;
k->mask.y = k->y + 8;
Mask emask;
emask.circle = emask.unused = 0;
emask.w = 16;
emask.h = 32;
emask.x = k->x + 12;
emask.y = k->y + 8;
//Turn when colliding with a wall
if (checkTileCollision(1, emask)) {
k->dir *= -1;
}else{
//Turn when on an edge
k->mask.x += k->mask.w * k->dir;
k->mask.y += 1;
PHL_Rect collide = getTileCollision(1, k->mask);
if (collide.x == -1) {
collide = getTileCollision(3, k->mask);
}
if (collide.x == -1) {
k->dir *= -1;
}
}
if (k->x + 20 >= 640 || k->x + 20 <= 0) {
k->dir *= -1;
}
k->mask.x = k->x + 4;
k->mask.y = k->y + 8;
k->timer -= 1;
if (k->timer <= 0) {
k->state = 1;
k->timer = 120;
k->imageIndex = 0;
}
}
else if (k->state == 1) { //Wait
k->timer -= 1;
if (k->timer <= 0) {
k->state = 0;
k->dir = 1;
if (herox < k->x + 20) {
k->dir = -1;
}
k
->timer
= 60 + (((rand() % 5) + 1) * 60); }
}
//Green Sword Knight
if (k->type == 0) {
//Hit player
Mask swordMask;
swordMask.unused = 0;
swordMask.circle = 0;
swordMask.x = k->x + (24 * k->dir);
swordMask.y = k->y + 20;
swordMask.w = 40;
swordMask.h = 10;
if (checkCollision(getHeroMask(), swordMask)) {
heroHit(30, k->x + 20);
}
}
if (checkCollision(getHeroMask(), k->mask)) {
heroHit(15, k->x + 20);
}
//Weapon collision
int i;
for (i = 0; i < MAX_WEAPONS; i++) {
if (weapons[i] != NULL) {
if (weapons[i]->cooldown == 0) {
if (checkCollision(k->mask, weapons[i]->weaponMask)) {
char gotHit = 1;
int weapondir = weapons[i]->dir;
weaponHit(weapons[i]);
//Shield Collision
if (k->type == 1) {
if (weapondir == k->dir * -1) {
gotHit = 0;
k->shieldhit = 15;
PHL_PlaySound(sounds[sndHit03], CHN_WEAPONS);
}
}
if (gotHit == 1) {
k->hp -= 1;
k->invincible = 15;
i = MAX_WEAPONS;
}
if (k->hp <= 0) {
knightDestroy(k);
}
}
}
}
}
}
void knightDraw(Knight* k)
{
if (k->invincible % 2 == 0) {
int cx = 0, cy = 200;
//Green Knight's Sword
if (k->type == 0) {
int swordimg = 0;
if (k->dir == -1) {
swordimg = 1;
}
int posx = 24, posy = 8;
if ((int)k->imageIndex == 1) {
posx -= 2;
posy -= 2;
}
PHL_DrawSurfacePart(k->x + (posx * k->dir), k->y + posy, 160 + (swordimg * 40), 200, 40, 40, images[imgEnemies]);
}
//Shield Knight
if (k->type == 1) {
cx = 240;
}
if (k->dir == -1) {
cx += 80;
}
PHL_DrawSurfacePart(k->x, k->y, cx + ((int)k->imageIndex * 40), cy, 40, 40, images[imgEnemies]);
}
}
void knightDestroy(Knight* k)
{
createEffect(2, k->x - 12, k->y - 6);
spawnCollectable(k->x + 20, k->y);
enemyDestroy(k->id);
}