void Game_Vehicle::Update() {
Game_Character::Update();
Game_Character::UpdateSprite();
SyncWithPlayer();
if (type == Airship) {
if (IsAscending()) {
data.remaining_ascent -= 8;
if (!IsAscending())
walk_animation = true;
} else if (IsDescending()) {
data.remaining_descent -= 8;
if (!IsDescending()) {
if (CanLand()) {
SetLayer(RPG::EventPage::Layers_same);
driving = false;
data.flying = false;
walk_animation = false;
pattern = 1;
} else {
// Can't land here, ascend again
data.remaining_ascent = SCREEN_TILE_WIDTH;
}
}
}
}
}
bool Game_Vehicle::IsMovable() {
if (!IsInUse())
return false;
if (type == Airship && (IsAscending() || IsDescending()))
return false;
return !IsMoving();
}
void main()
{
Triplet T;
ElemType m;
Status i;
i=InitTriplet(T,5,7,9);
printf("调用初始化函数后，i=%d(1:成功) T的三个值为：%d %d %d\n",i,T[0],T[1],T[2]); /* 当ElemType的类型变化时，要相应改变printf()的格式符。 */
i=Get(T,2,m);
if(i==OK)
printf("T的第2个值为：%d\n",m);
i=Put(T,2,6);
if(i==OK)
printf("将T的第2个值改为6后，T的三个值为：%d %d %d\n",T[0],T[1],T[2]);
i=IsAscending(T); /* 此类函数实参与ElemType的类型无关,当ElemType的类型变化时,实参不需改变 */
printf("调用测试升序的函数后，i=%d(0:否 1:是)\n",i);
i=IsDescending(T);
printf("调用测试降序的函数后，i=%d(0:否 1:是)\n",i);
if((i=Max(T,m))==OK) /* 先赋值再比较 */
printf("T中的最大值为：%d\n",m);
if((i=Min(T,m))==OK)
printf("T中的最小值为：%d\n",m);
DestroyTriplet(T); /* 函数也可以不带回返回值 */
printf("销毁T后，T=%u(NULL)\n",T);
}
void Game_Vehicle::SyncWithPlayer() {
if (!driving || IsAscending() || IsDescending())
return;
SetX(Main_Data::game_player->GetX());
SetY(Main_Data::game_player->GetY());
remaining_step = Main_Data::game_player->GetRemainingStep();
SetDirection(Main_Data::game_player->GetDirection());
SetSpriteDirection(Main_Data::game_player->GetSpriteDirection());
}
int Game_Vehicle::GetAltitude() const {
if (!data.flying)
return 0;
else if (IsAscending())
return (SCREEN_TILE_WIDTH - data.remaining_ascent) / (SCREEN_TILE_WIDTH / TILE_SIZE);
else if (IsDescending())
return data.remaining_descent / (SCREEN_TILE_WIDTH / TILE_SIZE);
else
return SCREEN_TILE_WIDTH / (SCREEN_TILE_WIDTH / TILE_SIZE);
}
int Game_Vehicle::GetAltitude() const {
if (!IsFlying())
return 0;
else if (IsAscending())
return (SCREEN_TILE_SIZE - data()->remaining_ascent) / (SCREEN_TILE_SIZE / TILE_SIZE);
else if (IsDescending())
return data()->remaining_descent / (SCREEN_TILE_SIZE / TILE_SIZE);
else
return SCREEN_TILE_SIZE / (SCREEN_TILE_SIZE / TILE_SIZE);
}
void Game_Vehicle::Update(bool process_movement) {
if (!process_movement) {
return;
}
if (IsAboard()) {
SyncWithPlayer();
} else {
Game_Character::UpdateMovement();
}
if (type == Airship) {
if (IsStopping()) {
if (IsAscending()) {
data()->remaining_ascent = data()->remaining_ascent - 8;
} else if (IsDescending()) {
data()->remaining_descent = data()->remaining_descent - 8;
if (!IsDescending()) {
if (CanLand()) {
Main_Data::game_player->UnboardingFinished();
SetFlying(false);
Main_Data::game_player->SetFlying(false);
} else {
// Can't land here, ascend again
data()->remaining_ascent = SCREEN_TILE_SIZE;
}
}
}
}
}
if (type == Airship) {
UpdateAnimationAirship();
} else {
UpdateAnimationShip();
}
}
int main(int argc, char *argv[])
{
int p = 0;
int *r = &p;
int *e = &p;
int **T = &r;
int s = 10;
InitTriplet(T,4,5,6);
printf("%d %d %d\n", T[0], T[1], T[2]);
Get(T, 3, e);
printf("%d\n",*e);
Put(T, 3, s);
printf("%d %d %d\n", T[0], T[1], T[2]);
printf("%d\n",IsAscending(T));
printf("%d\n",IsDescending(T));
return 0;
}
int main(int argc, char* argv[])
{
Triplet T;
InitTriplet(T,5,7,9);
ElemType e;
Get(T,2,e);
printf("%d ",e);
Put(T,2,8);
Get(T,2,e);
printf("%d ",e);
Max(T,e);
printf("%d ",e);
Min(T,e);
printf("%d",e);
printf("\nIs Ascending?%d(1-Y;0-N)\n",IsAscending(T));
printf("Is Descendding?%d(1-Y;0-N)",IsDescending(T));
system("pause");
return 0;
}
bool Game_Vehicle::IsAscendingOrDescending() const {
return IsAscending() || IsDescending();
}