//汉字掉落状态捕捉函数，当新汉字掉落完，并清除出新汉字盒子时，掉落完毕
void ChrsGrid::onChrsDropping(float dt)
{
//如果新汉字都掉落完，停止该捕捉函数，并恢复触摸
if (m_NewChrs.empty())
{
unschedule(schedule_selector(ChrsGrid::onChrsDropping));
//判断是否是死图
while (isDeadMap())
{
//这里稍后做一个更新的算法
//1.根据布局大小创建出汉字阵列
//2.布局坐标以左下角为原点，x右y上为正方向
for (int x = 0; x < m_col; x++)
{
for (int y = 0; y < m_row; y++)
{
m_ChrsBox[x][y]->removeFromParent();
m_ChrsBox[x][y] = createAChr(x, y);
}
}
}
//游戏步数减去1，并加分
auto gamescene = getGameScene();
int cur_step = gamescene->subStep();
int cur_score = gamescene->addScore(m_bonus);
m_bonus = 0;
int step_need = gamescene->getStepNeed();
int score_need = gamescene->getScoreNeed();
//判断游戏是否结束
if (cur_step == 0)
{
if (cur_score < score_need)
{
gamescene->gameover(false);
}
else
{
gamescene->gameover(true);
}
this->unscheduleAllSelectors();
}
else
{
if (cur_score >= score_need)
{
gamescene->gameover(true);
this->unscheduleAllSelectors();
}
else
{
//游戏没有结束，恢复触摸
_eventDispatcher->resumeEventListenersForTarget(this);
}
}
}
}
void ChrsGrid::onTouchEnded(Touch*, Event*)
{
//如果能消除，那么清除已选文字
if (m_canCrush)
{
//首先暂停触摸
_eventDispatcher->pauseEventListenersForTarget(this);
//对已选汉字盒子内的元素进行消除
goCrush();
//捕捉消除动作是否完成，完成后继续下一个动作
schedule(schedule_selector(ChrsGrid::onChrsCrushing), 0.02);
}
else
{
//如果不能，改变回背景颜色，其箭头也隐藏
for (auto &chr : m_SelectedChrs)
{
chr->getBg()->setTexture(chr->getNormalBG().c_str());
chr->hideArrow();
}
//清空临时已选汉字集合
m_SelectedChrs.clear();
//更改主界面的letter label的显示
getGameScene()->setLetterLabel(getStringFromChrs(&m_SelectedChrs), false);
}
//开启倒计时捕捉，即开启提示功能
resetCountdown();
schedule(schedule_selector(ChrsGrid::onCountdownCallBack), 1);
}
void EnemySpriteBase::onRemove() {
SpriteBase::onRemove();
removeHpBar();
auto scene = dynamic_cast<GameScene1Player*>(getGameScene());
if (scene) {
scene->decreaseEnemyCnt();
}
}
void ChrsGrid::crushLastChr()
{
//得到消除后，应该生成的特殊类型
int special_type = getSpecial(m_SelectedChrs.size() - 1);
auto last_chr = m_SelectedChrs.back();
if (special_type != 0)
{
auto new_chr = createAChr(last_chr->getX(), last_chr->getY());
new_chr->setSpecial(special_type);
m_ChrsBox[last_chr->getX()][last_chr->getY()] = new_chr;
//进入动作，完成后在添加新元素，开始掉落
new_chr->setScale(0.01);
auto scalebigger = ScaleTo::create(0.1, 1.2);
auto scalesmaller = ScaleTo::create(0.2, 1);
auto call = CallFunc::create([this]() {
//清空临时已选汉字集合, 更改主界面的letter label的显示
m_SelectedChrs.clear();
getGameScene()->setLetterLabel(getStringFromChrs(&m_SelectedChrs), false);
//根据阵列空余添加新汉字元素至新汉字盒子，位于顶部，等待掉落
addNewChrs();
//使汉字掉落，同时开启掉落状态捕捉函数，掉落完后判断步数是否结束
dropChrs();
schedule(schedule_selector(ChrsGrid::onChrsDropping), 0.1);
});
auto action = Sequence::create(scalebigger, scalesmaller, call, nullptr);
new_chr->runAction(action);
}
else
{
//清空临时已选汉字集合, 更改主界面的letter label的显示
m_SelectedChrs.clear();
getGameScene()->setLetterLabel(getStringFromChrs(&m_SelectedChrs), false);
//根据阵列空余添加新汉字元素至新汉字盒子，位于顶部，等待掉落
addNewChrs();
//使汉字掉落，同时开启掉落状态捕捉函数，掉落完后判断步数是否结束
dropChrs();
schedule(schedule_selector(ChrsGrid::onChrsDropping), 0.1);
}
}
bool ChrsGrid::onTouchBegan(Touch* pTouch, Event*)
{
//如果已经选择了汉字元素，那么不接受新的触摸
if (!m_SelectedChrs.empty())
{
return false;
}
//重置系统提示汉字元素盒子，停止倒计时捕捉，即停止提示功能
resetAnswerChrs();
unschedule(schedule_selector(ChrsGrid::onCountdownCallBack));
//将触摸点的坐标转化为模型坐标
auto pos = this->convertToNodeSpace(pTouch->getLocation());
//得到阵列坐标
int x = pos.x / GRID_WIDTH;
int y = pos.y / GRID_WIDTH;
//得到汉字原点模型坐标
auto chr_pos = Vec2(x * GRID_WIDTH, y * GRID_WIDTH);
//是否有按在汉字上
if (y < m_row && x < m_col && Rect(chr_pos.x + 5, chr_pos.y + 5, CHR_WITDH, CHR_WITDH).containsPoint(pos))
{
//得到当前选中的汉字元素，设置选中颜色
auto chr = m_ChrsBox[x][y];
chr->getBg()->setTexture("char_bg_selected.png");
//执行按住后动作
chr->chrAciton();
//加入临时选定汉字集合，然后更改游戏主界面的letter label显示
m_SelectedChrs.pushBack(chr);
getGameScene()->setLetterLabel(getStringFromChrs(&m_SelectedChrs), false);
//得到能否消除的状态
m_canCrush = canCrush();
//log("touch coordinate: x=%d,y=%d", x, y);
return true;
}
else
{
return false;
}
}
void Controller::runGameScene()
{
Director::getInstance()->pushScene(getGameScene());
}
/**
*函数说明：移动触摸，将触摸到的新汉字元素放进已选汉字盒子
*如果是倒退，那么将最后一个汉字元素从已选汉字盒子中删除
*每一次增加/删除汉字元素，都会判断当前已选的汉字是否能消除
*/
void ChrsGrid::onTouchMoved(Touch* pTouch, Event*)
{
//移动时也可选择
//将触摸点的坐标转化为模型坐标
auto pos = this->convertToNodeSpace(pTouch->getLocation());
//得到阵列坐标
int x = pos.x / GRID_WIDTH;
int y = pos.y / GRID_WIDTH;
//得到汉字原点模型坐标
auto chr_pos = Vec2(x * GRID_WIDTH, y * GRID_WIDTH);
//是否按在汉字上
if (y < m_row && x < m_col && Rect(chr_pos.x + 5, chr_pos.y + 5, CHR_WITDH, CHR_WITDH).containsPoint(pos))
{
//得到当前触摸点的汉字元素，以及最后一次选择的汉字
auto chr = m_ChrsBox[x][y];
auto last_chr = m_SelectedChrs.back();
//判断当前触摸点的汉字是否与最后一次选择的相邻
int dx = abs(chr->getX() - last_chr->getX());
int dy = abs(chr->getY() - last_chr->getY());
int d = dx + dy;
if (dx < 2 && dy < 2 && d <= 2 && d > 0)
{
//如果符合情况，那么将其加入临时选择汉字盒子，并设置选中颜色
//只有当临时选择汉字集合中没有该汉字元素时，才添加
if (!m_SelectedChrs.contains(chr))
{
//判断哪个箭头显示
last_chr->showArrow(chr);
m_SelectedChrs.pushBack(chr);
chr->getBg()->setTexture("char_bg_selected.png");
//执行按住后动作
chr->chrAciton();
//得到能否消除的状态
m_canCrush = canCrush();
if (m_canCrush)
{
for (auto &chr : m_SelectedChrs)
{
chr->chrAciton();
}
}
}
}
//如果当前触摸点是已选汉字盒子中倒数第二个汉字，说明是后退操作
//将倒数第一个元素删除出已选汉字盒子
if (m_SelectedChrs.size() >= 2)
{
//得到倒数第二个元素，判断是否和触摸点的元素一致
auto secondlast_chr = m_SelectedChrs.at(m_SelectedChrs.size()-2);
if (secondlast_chr == chr)
{
//对最后一个元素执行释放后动作
m_SelectedChrs.back()->chrAciton();
//将最后一个元素删除出去
m_SelectedChrs.back()->getBg()->setTexture(m_SelectedChrs.back()->getNormalBG());
m_SelectedChrs.popBack();
//然后将现有最后一个的汉字的箭头隐藏
auto chr = m_SelectedChrs.back();
auto arrow = chr->getArrow();
for (int i = 0; i < 8; i++) { if (arrow[i]->isVisible()) arrow[i]->setVisible(false); }
m_canCrush = canCrush();
/*
if (m_canCrush)
{
for (auto &chr : m_SelectedChrs)
{
chr->chrAciton();
}
}
*/
}
//更改主界面的letter label的显示
getGameScene()->setLetterLabel(getStringFromChrs(&m_SelectedChrs), m_canCrush);
}
}
}
