#include?“coordinatesystem.h“
#include?
#include?
#include?
#include?
#include?
#include?

CoordinateSystem::CoordinateSystem（QWidget?*parent）?:?QWidget（parent）
{
????init（）;
}

void?CoordinateSystem::init（）
{
????pixmap?=?QPixmap（600?600）;
????pixmap.fill（）;
????uav?=?0;
????ban?=?0;
????points.clear（）;
????get?=?false;
????had?=?0;
????exec?=?false;
}

void?CoordinateSystem::mouseMoveEvent（QMouseEvent?*event）
{
????QPoint?cur（event->pos（））;
????//qDebug（）?<????emit?sendMousePoint（cur）;
}

void?CoordinateSystem::mousePressEvent（QMouseEvent?*event）
{
????//qDebug（）?<????if（event->button（）?==?Qt::LeftButton）
????{
????????//qDebug（）?<????????QPoint?cur（event->pos（））;
????????//qDebug（）?<????????if（!get?||?had?==?uav?+?ban）
????????????return;
????????//qDebug（）?<????????auto?iter?=?find_if（points.begin（）?points.end（）?[cur]（const?QPoint?&p）{return?p?==?cur;}）;
????????if（iter?!=?points.end（））
????????????return;
????????//qDebug（）?<????????had?+=?1;
????????points.push_back（cur）;
????????//update（）;
????????//for（auto?p?:?points）
????????//qDebug（）?<????????update（）;
????}
}

void?CoordinateSystem::receiveGetFromParent（std::pair?ub）
{
????init（）;
????uav?=?ub.first;
????ban?=?ub.second;
????get?=?true;
}

void?CoordinateSystem::paintEvent（QPaintEvent?*event）
{
????Q_UNUSED（event）;

????//qDebug（）?<????if（had?==?0）
????????return;
????//qDebug（）?<????QPainter?painter;
????//畫點
????if（had?<=?uav?+?ban）
????{
????????//qDebug（）?<????????QPen?pen（Qt::green?12?Qt::SolidLine?Qt::SquareCap?Qt::BevelJoin）;
????????if（had?>?uav）
????????????pen.setBrush（Qt::red）;
????????QPoint?cur?=?points.back（）;
????????painter.begin（&pixmap）;
????????painter.setPen（pen）;
????????painter.drawPoint（cur）;
????????//painter.drawPO
????????painter.end（）;
????}
????//三角分割
????if（exec?&&?had?==?uav?+?ban）
????{
????????std::sort（points.begin（）?points.end（）?[]（const?QPoint?&p1?const?QPoint?&p2）{return?p1.x（）?????????QPen?pen（Qt::black?5?Qt::SolidLine?Qt::SquareCap?Qt::BevelJoin）;
????????del.setPoints（points）;
????????auto?tris?=?del.run（）;
????????painter.begin（&pixmap）;
????????painter.setPen（pen）;
????????for（auto?tri?:?tris）
????????{
????????????QPoint?v1?=?points[tri.v1]?v2?=?points[tri.v2]?v3?=?points[tri.v3];
????????????painter.drawLine（v1?v2）;
????????????painter.drawLine（v2?v3）;
????????????painter.drawLine（v3?v1）;
????????}
????????painter.end（）;
????}
????painter.begin（this）;
????painter.drawPixmap（0?0?600?600?pixmap?0?0?600?600）;
????painter.end（）;
}

void?CoordinateSystem::receiveExcuteFromParent（）
{
????if（had?????????return;
????if（exec）
????????return;
????exec?=?true;
????//qDebug（）?<

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-12-13?22:27??triangulate\
?????文件????????2644??2018-12-13?14:59??triangulate\widget.cpp
?????文件?????????634??2018-12-13?10:51??triangulate\widget.h
?????文件????????1604??2018-12-12?22:37??triangulate\widget.ui
?????文件?????????536??2018-12-13?19:11??triangulate\delaunary.h
?????文件???????24400??2018-12-13?21:28??triangulate\triangulate.pro.user
?????文件????????5452??2018-12-13?19:25??triangulate\delaunary.cpp
?????文件????????1286??2018-12-13?15:33??triangulate\triangulate.pro
?????目錄???????????0??2018-12-13?22:32??__MACOSX\
?????目錄???????????0??2018-12-13?22:32??__MACOSX\triangulate\
?????文件?????????176??2018-12-13?15:33??__MACOSX\triangulate\._triangulate.pro
?????文件?????????870??2018-12-13?14:49??triangulate\coordinatesystem.h
?????目錄???????????0??2018-12-13?22:31??triangulate\.git\
?????文件?????????316??2018-12-13?22:31??triangulate\.git\config
?????目錄???????????0??2018-12-13?22:30??triangulate\.git\objects\
?????目錄???????????0??2018-12-13?22:30??triangulate\.git\objects\4e\
?????文件?????????330??2018-12-13?22:30??triangulate\.git\objects\4e\ba8f815ccb5ba074abc87ae5bd8518a9f59a98
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\pack\
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\74\
?????文件?????????354??2018-12-13?22:27??triangulate\.git\objects\74\49bb3982dd1edd95a733747bc01078e5b670ac
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\info\
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\64\
?????文件????????1891??2018-12-13?22:27??triangulate\.git\objects\64\227dce89a701784a3512b6205dba09a0bbe2e6
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\90\
?????文件?????????136??2018-12-13?22:27??triangulate\.git\objects\90\b6d53fb950c511da62d02bc34fe46d660069f5
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\b8\
?????文件?????????504??2018-12-13?22:27??triangulate\.git\objects\b8\7289075a3fb94a967713001326fc28c9575ec1
?????目錄???????????0??2018-12-13?22:27??triangulate\.git\objects\d2\
?????文件?????????949??2018-12-13?22:27??triangulate\.git\objects\d2\0ad48f42cfa236d352e09648824a03490bb5cc
?????目錄???????????0??2018-12-13?22:30??triangulate\.git\objects\ea\
?????文件?????????144??2018-12-13?22:30??triangulate\.git\objects\ea\f88e876ebf4078318ac3bf9645d7927fcc20ad
............此處省略45個文件信息