terom@218: 
terom@236: #include "Player.hh"
terom@236: #include "Weapons.hh"
saiam@199: #include "Engine.hh"
terom@233: #include "Graphics.hh"
ekku@198: 
terom@209: #include <cstdlib>
nireco@215: #include <ClanLib/display.h>
nireco@216: #include <string>
terom@218: #include <cassert>
nireco@215: 
terom@220: // player static state
terom@220: bool Player::skin_loaded = false;
terom@220: CL_Surface Player::skin_surface;
nireco@215: 
terom@220: // XXX: give these better names and move elsewhere
nireco@248: const int img_num_aim = 2;
nireco@219: const int img_num_step = 4;
nireco@248: const int img_height = 20;
nireco@248: const int img_width = 17;
nireco@216: 
ekku@198: Player::Player(GameState &state, Vector position, bool visible) : 
terom@236:     PhysicsObject(state.world, PLAYER_MASS, position, Vector(0, 0)), state(state), visible(visible),
terom@239:     weapons(buildWeaponsList()), selectedWeapon(0), animation_step(0), rope(*this) 
ekku@222: {
terom@236:     // XXX: populate weapons from somewhere else
terom@236: 
terom@220:     // build the player's shape
terom@220:     // XXX: these dimensions are incorrect...
ekku@198:     std::vector<Vector> shape(4);
ekku@198:     shape[0] = Vector(0,-9);
ekku@198:     shape[1] = Vector(6,0);
ekku@198:     shape[2] = Vector(0,9); 
ekku@198:     shape[3] = Vector(-6,0);
terom@220: 
ekku@198:     // Initialize the shape of the player (salmiakki shape)
ekku@198:     setShape(shape);
terom@220: 
terom@220:     // XXX: this should be a PhysicsObject constructor arg
ekku@198:     collision_elasticity = PLAYER_COLLISION_ELASTICITY;
ekku@198: }
terom@236: 
terom@209: void Player::handleDig (Vector position, float radius) {
terom@235:     // XXX: clean this bit up
nireco@250:     // calculate new position and velocity
nireco@250:     Vector shotPosition = position + getDirection() * PROJECTILE_START_DISTANCE;
nireco@250:     // execute
nireco@250:     new Projectile(state, shotPosition, Vector(0, 0), false, radius, 1);
terom@209: }
terom@209: 
terom@236: void Player::handleCreateProjectile (Weapon *weapon, Vector position, Vector velocity) {
terom@263:     new Projectile(state, position, velocity, true, weapon->getExplosionRadius(), weapon->getRadius(), weapon->getExpireTicks());
saiam@199: }
terom@237:         
terom@237: void Player::handleChangeWeapon (unsigned int weaponIndex) {
terom@237:     assert(weaponIndex < weapons.size());
terom@237: 
terom@237:     selectedWeapon = weaponIndex;
terom@237: }
saiam@199: 
terom@221: void Player::printDebugInfo (void) {
terom@221:     Engine::log(DEBUG, "layer.debug") << "In air: " << this->inAir;
terom@221: }
terom@221:         
terom@221: void Player::tick (TimeMS dt) {
terom@221:     // let PhysicsObject execute
terom@221:     PhysicsObject::tick(dt);
terom@221:     
terom@221:     // tick current weapon reload
terom@236:     if (getCurrentWeapon())
terom@236:         getCurrentWeapon()->tickReload(dt);
terom@221: }
terom@241:         
terom@241: void Player::handleRopeState (RopeState state) {
terom@241:     
terom@241: }
terom@241: 
terom@241: void Player::handleRopeLength (float length) {
terom@241: 
terom@241: }
saiam@199: 
terom@236: void LocalPlayer::fireWeapon (Weapon *weapon) {
terom@223:     // update reload timer
terom@236:     weapon->reload();
terom@223:     
terom@235:     // calculate new position and velocity
terom@235:     Vector shotPosition = position + getDirection() * PROJECTILE_START_DISTANCE;
terom@236:     Vector shotVelocity = velocity + getDirection() * weapon->getSpeed();
saiam@258:     
saiam@258:     // Recoil
saiam@258:     Vector recoilForce =  (getDirection() * weapon->getRecoil())*(-1);
saiam@258:     applyForce(recoilForce);
terom@223: 
terom@223:     // execute
terom@223:     handleCreateProjectile(weapon, shotPosition, shotVelocity);
terom@223: }
terom@237:         
terom@237: void LocalPlayer::changeWeapon (int delta) {
terom@237:     // need to handle negative deltas
terom@237:     handleChangeWeapon((weapons.size() + selectedWeapon + delta) % weapons.size());
terom@237: }
terom@223: 
terom@221: void LocalPlayer::handleInput (PlayerInput input) {
terom@221:     // Movement force, vertical is always zero
terom@221:     Vector move_force = Vector(0, 0); 
saiam@199: 
terom@221:     // Crosshair angle change
terom@221:     float aim_delta = 0; 
saiam@199: 
terom@221:     // handle movement left/right by applying a horizontal force, but limit the player's speed
terom@235:     // also update facing if needed
ekku@262:     if (!((input & INPUT_MOVE_LEFT) && (input & INPUT_MOVE_RIGHT))) {
ekku@262:         if (input & INPUT_MOVE_LEFT) {
ekku@262:             if (velocity.x > -PLAYER_MAX_SPEED)
ekku@262:                 move_force.x -= PLAYER_MOVE_FORCE;
ekku@262: 
nireco@260:             setFacing(false);
ekku@262:         }
terom@221: 
ekku@262:         if (input & INPUT_MOVE_RIGHT) {
ekku@262:             if (velocity.x < PLAYER_MAX_SPEED)
ekku@262:                 move_force.x += PLAYER_MOVE_FORCE;
ekku@262: 
ekku@262:             setFacing(true);                  
ekku@262:         }
terom@221:     }
terom@221: 
terom@221:     // handle aim by creating a aim angle delta
terom@221:     if (input & INPUT_AIM_UP)
terom@221:         aim_delta += CROSSHAIR_ANGLE_SPEED;
terom@221: 
terom@221:     if (input & INPUT_AIM_DOWN)
terom@221:         aim_delta -= CROSSHAIR_ANGLE_SPEED;
terom@221:     
terom@221:     // handle jumping by invoking the jump method
terom@221:     // XXX: the direction should ideally be given using some other method
terom@221:     if (input & INPUT_JUMP) {
terom@221:         if (input & INPUT_MOVE_LEFT)
saiam@199:             jump(-1);
terom@221: 
terom@221:         else if (input & INPUT_MOVE_RIGHT)
saiam@199:             jump(1);
terom@221: 
saiam@199:         else
saiam@199:             jump(0);
saiam@199:     }
terom@221:     
terom@221:     // outsource digging to Player::handleDig, since this modifies the Terrain and Network needs to know
terom@235:     if (input & INPUT_DIG)
terom@221:         handleDig(position, 15);
terom@221:     
terom@237:     // change weapon back/forth
terom@237:     if (input & INPUT_CHANGE_PREV)
terom@237:         changeWeapon(-1);
terom@237: 
terom@237:     if (input & INPUT_CHANGE_NEXT)
terom@237:         changeWeapon(+1);
nireco@213: 
terom@221:     // validate shoot events, and then outsource to handleShoot so Network can intercept it
terom@236:     if ((input & INPUT_SHOOT) && getCurrentWeapon()->canShoot())
terom@236:         fireWeapon(getCurrentWeapon());
terom@221:     
terom@241:     // rope throw+release+changeLength, but supress spurious events
ekku@225:     if (input & INPUT_ROPE)
terom@235:         rope.throwRope();
ekku@225: 
terom@241:     if (input & INPUT_UNROPE && rope.getState() != ROPE_FOLDED)
ekku@229:         rope.release();
ekku@229: 
terom@241:     if (input & INPUT_ROPE_UP && rope.getState() == ROPE_FIXED)
terom@235:         rope.changeLength(-ROPE_GROWTH_RATE);
ekku@231: 
terom@241:     if (input & INPUT_ROPE_DOWN && rope.getState() == ROPE_FIXED)
terom@235:         rope.changeLength(ROPE_GROWTH_RATE);
ekku@231: 
terom@235:     // XXX: how should this be written? What does this do? Probably broken under network play
terom@221:     if (move_force.x != 0) 
terom@221:         animation_step = (animation_step + 1) % img_num_step;
saiam@199: 
terom@221:     // apply aim delta
terom@221:     if (aim_delta)
terom@221:         changeAim(aim_delta);
nireco@219: 
terom@221:     // apply force
terom@221:     if (!move_force.zero())
terom@221:         applyForce(move_force);
saiam@199: }
saiam@199: 
terom@236: Weapon* Player::getCurrentWeapon() {
terom@235:     return weapons[selectedWeapon % weapons.size()];
nireco@212: }
nireco@215: 
terom@255: void Player::draw (Graphics *g, PixelCoordinate camera) {
terom@233:     CL_GraphicContext *gc = g->get_gc();
terom@255:     
terom@255:     // animation indexes
terom@255:     int aim_img_idx = (int)((1 - (getAim() + KG_PI / 2) / KG_PI) * img_num_aim);
terom@255:     int step_img_idx = animation_step % img_num_step;
nireco@217: 
terom@220:     // load skin image if not yet loaded
terom@220:     if (!skin_loaded) {
terom@220:         skin_surface = CL_Surface(PLAYER_SKIN_PATH);
terom@220:         skin_loaded = true;
terom@220:     }
terom@221:     
terom@255:     // calulate where to draw the worm
terom@255:     CL_Rectf destination(
terom@255:         position.x + (getFacing() ? -1 : 1) * img_width / 2 - camera.x, 
terom@255:         position.y - img_height / 2                         - camera.y, 
terom@255:         position.x + (getFacing() ? 1 : -1) * img_width / 2 - camera.x, 
terom@255:         position.y + img_height / 2                         - camera.y
terom@221:     );
nireco@217:     
terom@255:     // draw the correct animation frame from the skin
terom@255:     skin_surface.draw_subpixel(
terom@255:         CL_Rectf(
terom@255:             step_img_idx * img_width, 
terom@255:             aim_img_idx * img_height, 
terom@255:             (1 + step_img_idx) * img_width, 
terom@255:             (aim_img_idx + 1) * img_height
terom@255:         ), destination, gc
terom@255:     );
terom@218:     
terom@261:     // draw a proper crosshair-box
terom@261:     PixelCoordinate crosshair = getCoordinate() + world.getPixelCoordinate(getDirection() * PLAYER_CROSSHAIR_DISTANCE) - camera;
terom@255:     
terom@261:     gc->draw_rect(
terom@261:         CL_Rectf(
terom@261:             crosshair.x - PLAYER_CROSSHAIR_WIDTH / 2,
terom@261:             crosshair.y - PLAYER_CROSSHAIR_WIDTH / 2,
terom@261:             crosshair.x + PLAYER_CROSSHAIR_WIDTH / 2,
terom@261:             crosshair.y + PLAYER_CROSSHAIR_WIDTH / 2
terom@261:         ), CL_Color::red
terom@261:     );
terom@255:     
terom@255:     // draw rope
nireco@248:     rope.draw(g, camera);
nireco@215: }
nireco@215: 
terom@255: void LocalPlayer::draw (Graphics *g, bool displayWeapon, PixelCoordinate camera) {
terom@233:     // superclass draw
nireco@248:     Player::draw(g, camera);
nireco@219: 
terom@233:     // display weapon name?
terom@236:     if (displayWeapon && getCurrentWeapon()) {
terom@236:         const std::string weaponName = getCurrentWeapon()->getName();
terom@236: 
terom@257:         PixelCoordinate pc = getCoordinate() - camera;
terom@255:         
terom@255:         // XXX: fix magic constants once we know how big the worm is
terom@233:         g->getSimpleFont().draw(
terom@255:                 pc.x - g->getSimpleFont().get_width(weaponName) / 2,
terom@255:                 pc.y - 20,
terom@236:                 weaponName,
terom@233:                 g->get_gc()
terom@233:         );
terom@233:     }
terom@233: }
terom@235: