public void Fire(Vector2 theStartPosition, Vector2 theSpeed, Vector2 theDirection)
{
currentYFrame = FRAME_HEIGHT;
if (theDirection.X == -1) //Moving left
currentXFrame = 0;
else
currentXFrame = FRAME_WIDTH;
source = new Rectangle(currentXFrame, currentYFrame, FRAME_WIDTH, FRAME_HEIGHT);
mPosition = theStartPosition;
startPosition = theStartPosition;
speed = theSpeed;
direction = theDirection;
visible = true;
mCurrentState = rocketState.Traveling;
}
/*
* public void RunQ9()
* {
* currentTime += Time.deltaTime;
* if (currentTime >= 1.0f) { second += 1; }
* if (second >= 60) { minute += 1; second = 0; }
* if (minute >= 60) { hour += 1; minute = 0; }
* if (hour >= 24) { day += 1; hour = 0; }
* if (day >= 30) { month += 1; day = 0; }
* if (month >= 12) { year += 1; month = 0; }
*
* if (currentTime > 3.0f)
* {
*
* Debug.Log("年：" + year + "月：" + month + "日：" + day + "小时：" + hour + "分钟：" + minute + "秒：" second);
*
* }
*
*
* }
*/
public void RunQ10()
{
switch (currentStaterocket)
{
case rocketState.rocketState_countdown:
{
currentTime += Time.deltaTime;
if (currentTime >= 1.0f && countDown > 0)
{
countDown -= 1;
currentTime = 0.0f;
Debug.Log("倒计时" + countDown);
}
if (countDown == 0.0f)
{
currentStaterocket = rocketState.rocketState_onfire;
currentTime = 0.0f;
Debug.Log("开始点火");
}
}
break;
case rocketState.rocketState_onfire:
{
currentTime += Time.deltaTime;
if (currentTime >= 2.0f)
{
currentStaterocket = rocketState.rocketState_fly;
currentTime = 0.0f;
Debug.Log("点火完毕，准备起飞");
}
}
break;
case rocketState.rocketState_fly:
{
currentTime += Time.deltaTime;
if (currentTime >= 5.0f)
{
currentStaterocket = rocketState.reocketState_disappear;
currentTime = 0.0f;
Debug.Log("离开大气层");
}
}
break;
}
}
public void Update(GameTime gameTime)
{
if (visible && mCurrentState == rocketState.Traveling
&& Vector2.Distance(startPosition, mPosition) > MAX_DISTANCE)
{
mCurrentState = rocketState.Exploding;
currentYFrame = 0;
currentXFrame = 0;
}
if (visible && mCurrentState == rocketState.Traveling)
{
base.Update(gameTime, speed, direction);
}
else if (mCurrentState == rocketState.Exploding)
{
explodeRocket(gameTime);
}
}
public void Fire(Vector2 theStartPosition, Vector2 theSpeed, Vector2 theDirection)
{
currentYFrame = FRAME_HEIGHT;
if (theDirection.X == MOVE_LEFT)
{
currentXFrame = 0;
}
else
{
currentXFrame = FRAME_WIDTH;
}
source = new Rectangle(currentXFrame, currentYFrame, FRAME_WIDTH, FRAME_HEIGHT);
mPosition = theStartPosition;
startPosition = theStartPosition;
speed = theSpeed;
direction = theDirection;
visible = true;
mCurrentState = rocketState.Traveling;
}
public void Update(GameTime gameTime)
{
if (visible && mCurrentState == rocketState.Traveling &&
Vector2.Distance(startPosition, mPosition) > MAX_DISTANCE)
{
mCurrentState = rocketState.Exploding;
currentYFrame = 0;
currentXFrame = 0;
}
if (visible && mCurrentState == rocketState.Traveling)
{
base.Update(gameTime, speed, direction);
}
else if (mCurrentState == rocketState.Exploding)
{
explodeRocket(gameTime);
}
}
private void explodeRocket(GameTime gameTime)
{
frameTimeElapsed += (float)gameTime.ElapsedGameTime.TotalSeconds;
if (frameTimeElapsed > FRAME_TIME_TO_UPDATE)
{
frameTimeElapsed -= FRAME_TIME_TO_UPDATE;
//Jump to the next frame
if (currentXFrame < MAX_FRAME_WIDTH)
{
currentXFrame += FRAME_WIDTH;
}
else
{
mCurrentState = rocketState.Traveling;
visible = false;
}
source = new Rectangle(currentXFrame, currentYFrame, FRAME_WIDTH, FRAME_HEIGHT);
}
}
private void explodeRocket(GameTime gameTime)
{
frameTimeElapsed += (float)gameTime.ElapsedGameTime.TotalSeconds;
if (frameTimeElapsed > FRAME_TIME_TO_UPDATE)
{
frameTimeElapsed -= FRAME_TIME_TO_UPDATE;
//Jump to the next frame
if (currentXFrame < MAX_FRAME_WIDTH)
{
currentXFrame += FRAME_WIDTH;
}
else
{
mCurrentState = rocketState.Traveling;
visible = false;
}
source = new Rectangle(currentXFrame, currentYFrame, FRAME_WIDTH, FRAME_HEIGHT);
}
}
