EndlessQuest/player.cpp at master · SilverCode/EndlessQuest · GitHub

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/*
 * Copyright (c) 2014 Ross Simpson
 * All Right Reserved
 *
 * This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
 * To view a copy of this license,visit http://creativecommons.org/licenses/by-nc-sa/4.0/.
 */

#include "player.h"
#include "gamestate.h"

#include <SDL2/SDL_image.h>
#include <string>

using namespace std;

Player::Player()
{
	width = 90;
	height = 120;

	// Start at the bottom middle of the screen
	uint32_t xpos = GameState::get()->getWindowWidth()/2 - width/2;
	uint32_t ypos = GameState::get()->getWindowHeight() - height*1.5;

	position.setX(xpos);
	position.setY(ypos);
}

Player::~Player()
{
	if (playerTexture != nullptr)
		SDL_DestroyTexture(playerTexture);
}

bool Player::init()
{
	// TODO: Implement texture manager
	const string playerTextureFile = "/home/rsimpson/Development/EndlessQuest/images/destroyer.png";
	playerTexture = IMG_LoadTexture(GameState::get()->getRenderer(), playerTextureFile.c_str());

	if (playerTexture == nullptr)
	{
		logSDLError(cout, "Player::init(), IMG_LoadTexture");
		return false;
	}

	weapon = new StandardLaserWeapon();
	weapon->init();

	return true;
}

void Player::render(SDL_Renderer *renderer)
{
	SDL_Rect dest;
	dest.x = position.getX();
	dest.y = position.getY();
	dest.w = width;
	dest.h = height;
	SDL_RenderCopy(renderer, playerTexture, NULL, &dest);

	weapon->render(renderer);
}

void Player::handleInput()
{
	const uint8_t* keyState = SDL_GetKeyboardState(NULL);

	float accelX = acceleration.getX();
	float accelY = acceleration.getY();

	if (keyState[SDL_SCANCODE_RIGHT])
	{
		accelX = accelX == 0 ? 0.5 : 0;
	}
	else if (keyState[SDL_SCANCODE_LEFT])
	{
		accelX = accelX == 0 ? -0.5 : 0;
	}
	else
	{
		accelX = 0;
	}

	if(keyState[SDL_SCANCODE_UP])
	{
		accelY = accelY == 0 ? -0.5 : 0;
	}
	else if (keyState[SDL_SCANCODE_DOWN])
	{
		accelY = accelY == 0 ? 0.5 : 0;
	}
	else
	{
		accelY = 0;
	}

	acceleration.setX(accelX);
	acceleration.setY(accelY);

	if (keyState[SDL_SCANCODE_SPACE])
	{
		weapon->fire(position);
	}
}

void Player::update()
{
	handleInput();
	Object::update();
	weapon->update();
}