#include?“imglbl.h“
#include?“qdebug.h“

ImgLbl::ImgLbl（QWidget?*parent）?:
????QLabel（parent）
{
????setFixedSize（513?513）;
????setAlignment（Qt::AlignTop?|?Qt::AlignLeft）;
????setMouseTracking（true）;
????fstX?=?-1;
????fstY?=?-1;
????sndX?=?-1;
????sndY?=?-1;
????Isfst?=?false;
}

void?ImgLbl::changeSLT（）
{
????for（int?i?=?0;?i?????{
????????int?x?=?rand（）?%?RN?y?=?rand（）?%?RN;
????????int?lt?=?TmpSLT[x];
????????TmpSLT[x]?=?TmpSLT[y];
????????TmpSLT[y]?=?lt;
????}
}

bool?ImgLbl::checkSLT（）
{
????bool?isSLT?=?true;
????for（int?i?=?0;?i?????{
????????if（TmpSLT[i]?!=?i）
????????????isSLT?=?false;
????}
????return?isSLT;???//按順序排列，返回true
}

void?ImgLbl::init_data（）
{
????TmpSLT.clear（）;
????RawRect.clear（）;
????fstX?=?-1;
????fstY?=?-1;
????sndX?=?-1;
????sndY?=?-1;
????Isfst?=?false;
}

void?ImgLbl::GetPixmap（QPixmap?_pix）
{
????RawPix?=?_pix.scaled（512?512?Qt::IgnoreAspectRatio?Qt::SmoothTransformation）;
????TmpPix?=?RawPix;
????setPixmap（TmpPix）;
}

void?ImgLbl::GetLevel（int?i）
{
????init_data（）;
????lv?=?i;

????int?dn?=?i;??//分割次數
????DN?=?dn;

????int?rn?=?dn?*?dn;???//子圖像數
????RN?=?rn;

????int?d_pix?=?512?/?dn;???//間隔像素
????DPix?=?d_pix;

????RawRect.resize（rn）;
????TmpSLT.resize（rn）;
????for（int?i?=?0;?i?????{
????????TmpSLT[i]?=?i;

????????int?y?=?i?/?dn?x?=?i?-?（y?*?dn）;??//行列
????????y?=?y?*?d_pix;??x?=?x?*?d_pix;
????????QPixmap?pix;
????????pix?=?RawPix.copy（?x?y?d_pix?d_pix?）;
????????RawRect[i]?=?pix;
????}

????while（checkSLT（））
????????changeSLT（）;

????TmpPix.fill（Qt::black）;
????QPainter?paint（&TmpPix）;
????for（int?i?=?0;?i?????{
????????int?y?=?i?/?dn?x?=?i?-?（y?*?dn）;??//行列
????????y?=?y?*?d_pix;??x?=?x?*?d_pix;
????????paint.drawPixmap（x?y?d_pix?d_pix?RawRect[TmpSLT[i]]）;
????}
????paint.end（）;

????setPixmap（TmpPix）;

}

void?ImgLbl::mousePressEvent（QMouseEvent?*e）
{
????if（!Isfst）
????{
????????//第一點賦值
????????int?x?=?e->pos（）.x（）?/?DPix?y?=?e->pos（）.y（）?/?DPix;
????????fstX?=?x;?fstY?=?y;
????????QPixmap?pix?=?TmpPix;
????????QPainter?paint（&pix）;
????????paint.setPen（QPen（Qt::yellow?2））;
????????paint.drawRect（?x?*?DPix?-?2?y?*?DPix?-?2?DPix?+?4?DPix?+?4?）;
????????paint.end（）;
????????setPixmap（pix）;
????????Isfst?=?true;
????}
????else
????{
????????int?x?=?e->pos（）.x（）?/?DPix?y?=?e->pos（）.y（）?/?DPix;
????????sndX?=?x;?sndY?=?y;
????????int?dst?=?abs（fstX?-?sndX）?+?abs（fstY?-?sndY）;??//距離
????????if（dst?==?1）????//行相鄰或列相鄰
????????{
????????????int?lt1?=?fstY?*?DN?+?fstX?lt2?=?sndY?*?DN?+?sndX;
????????????int?lt?=?TmpSLT[lt1];
????????????TmpSLT[lt1]?=?TmpSLT[lt2];
????????????TmpSLT[lt2]?=?lt;

????????????QPainter?paint（&TmpPix）;
????????????paint.drawPixmap（fstX?*?DPix?fstY?*?DPix?DPix?DPix?RawRect[TmpSLT[lt1]]）;
????????????paint.drawPixmap（sndX?*?DPix?sndY?*?DPix?DPix?DPix?RawRect[TmpSLT[lt2]]）;
???????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3470??2016-12-23?11:25??JigSawPuzzle0\imglbl.cpp

?????文件????????923??2016-12-23?11:12??JigSawPuzzle0\imglbl.h

?????文件????????420??2016-12-22?21:54??JigSawPuzzle0\JigSawPuzzle0.pro

?????文件??????18242??2016-12-23?11:29??JigSawPuzzle0\JigSawPuzzle0.pro.user

?????文件????????183??2016-12-22?21:52??JigSawPuzzle0\main.cpp

?????文件????????528??2016-12-23?11:16??JigSawPuzzle0\mainwindow.cpp

?????文件????????436??2016-12-23?11:17??JigSawPuzzle0\mainwindow.h

?????文件???????1306??2016-12-23?11:18??JigSawPuzzle0\mainwindow.ui

?????目錄??????????0??2016-12-23?11:29??JigSawPuzzle0

-----------?---------??----------?-----??----

????????????????25508????????????????????9