#include "SetScalesform.h"
#include "ui_SetScalesForm.h"
#include "QMessageBox"
#include <qvalidator.h>

SetScalesForm::SetScalesForm(QString m_strSacles,QWidget *parent) :
    BaseWgt(parent),
    ui(new Ui::SetScalesForm)
{
    ui->setupUi(m_pMainWgt);
    resize(500,320);
    setWindowTitle("设置坐标范围");
    connect(ui->Btn_OK,                    SIGNAL(clicked()), this, SLOT(SetScales()));
    connect(ui->Btn_Cancel,                SIGNAL(clicked()), this, SLOT(Cancel()));
    QRegExp rx("^(-?[0-9])|(-?\\d+)(\.\\d+)$");
    QRegExpValidator *validator = new QRegExpValidator(rx, this);
    ui->lineEdit->setValidator(validator);
    ui->lineEdit_2->setValidator(validator);
    ui->lineEdit_3->setValidator(validator);
    ui->lineEdit_4->setValidator(validator);
    QStringList strList = m_strSacles.split(",");
    ui->lineEdit->setText(strList[0]);
    ui->lineEdit_2->setText(strList[1]);
    ui->lineEdit_3->setText(strList[2]);
    ui->lineEdit_4->setText(strList[3]);
}

SetScalesForm::~SetScalesForm()
{
    delete ui;
}
void SetScalesForm::Cancel()
{
    this->close();
}
void SetScalesForm::SetScales()
{
    QString Xstart = ui->lineEdit->text();
    QString Xend = ui->lineEdit_2->text();
    QString Ystart = ui->lineEdit_3->text();
    QString Yend = ui->lineEdit_4->text();
    if((Xstart.length() == 0 || Xend.length() == 0) && (Ystart.length() == 0 || Yend.length() == 0))
    {
        MyMsgBox(QMessageBox::Question,"问题","请输入正确的坐标信息");
        return;
    }
    if(Xstart.toFloat() > Xend.toFloat() || Ystart.toFloat() > Yend.toFloat())
    {
        MyMsgBox(QMessageBox::Question,"问题","请输入正确的坐标信息");
        return;
    }
    emit sgSetScales(Xstart+","+Xend+","+Ystart + "," + Yend);
    this->close();
}
void SetScalesForm::keyPressEvent(QKeyEvent *event)
{
    //Enter事件好像这两个都要写，只写event->key() == Qt::Key_Enter，无法实现
    if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return)
    {
        SetScales();
    }
}