FunCode 人物跳的函数

private void SetPosition(int i, int j)
{
float startX, startY;
//startX = GameMain.g_GameMain.GetStartX();
//startY = GameMain.g_GameMain.GetStartY();
startX = (float)-24.75;
startY = (float)-29.25;

    float x, y;
    x = (float) (startX+4.5*j);
    y = (float) (startY+4.5*i);
    SetSpritePosition(x,y);
}
// 英雄跳的动作
public void jump() {
    // 英雄的跳之前的坐标和跳之后的坐标
    float oldX = hero.GetSpritePositionX();
    float oldY = hero.GetSpritePositionY();     
    // 英雄跳的速度
    float speed = (float) (5 * 10);
    float newX = hero.GetSpritePositionX();
    float newY = hero.GetSpritePositionY() - 5;
    hero.SpriteMoveTo(newX, newY, 5, true);
    float old2X = hero.GetSpritePositionX();
    float old2Y = hero.GetSpritePositionY();
    if(hero.GetSpritePositionY()==old2Y){
    hero.SpriteMoveTo(old2X, old2Y, -1, true);
    }
}