#include "xtoolbuttonex.h"

XToolButtonEx::XToolButtonEx(QWidget *parent) :
    QToolButton(parent)
{
    initVariable();
}
void XToolButtonEx::setMouseEnterFlag(bool flag)
{
    m_mouseEnterFlag = flag;
    this->update();
}

void XToolButtonEx::setMousePressFlag(bool flag)
{
    m_mousePressFlag = flag;
    this->update();
}

void XToolButtonEx::enterEvent(QEvent *e)
{
    if (!m_mousePressFlag)
    {
        setMouseEnterFlag(true);
    }
    this->setCursor(Qt::PointingHandCursor);
}

void XToolButtonEx::leaveEvent(QEvent *e)
{
    setMouseEnterFlag(false);
}

void XToolButtonEx::mousePressEvent(QMouseEvent *e)
{
    if (e->button() == Qt::LeftButton)
    {
        setMousePressFlag(true);
        emit signalLabelPress(this);
    }
}

void XToolButtonEx::paintEvent(QPaintEvent *e)
{
    QPainter painter(this);

    if (m_mouseEnterFlag)
    {
        paintWidget(50,100, &painter);
    }
    else if (m_mousePressFlag)
    {
        paintWidget(150,200, &painter);
    }

    QToolButton::paintEvent(e);
}

void XToolButtonEx::initVariable()
{

    QPalette objPalette = palette();
    objPalette.setColor(QPalette::ButtonText, QColor(220,220,220));

    setPalette(objPalette);
    setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
    setStyleSheet("QToolButton{border:0px;font:10px}");
    setIconSize(QSize(TOOLWIDGET_W ,TOOLWIDGET_H));
    setFixedSize(TOOLWIDGET_W+30,TOOLWIDGET_H+30);
    setMaximumSize(TOOLWIDGET_W+30,TOOLWIDGET_H+30);
    setMinimumSize(TOOLWIDGET_W+30,TOOLWIDGET_H+30);
    setMouseEnterFlag(false);
    setMousePressFlag(false);

    //setAutoRaise(true);
}


void XToolButtonEx::paintWidget(int nTopPartOpacity,int nBottomPartOpacity, QPainter *device)
{
    QPen pen(Qt::NoBrush,1);
    device->setPen(pen);
    QLinearGradient linear(this->rect().topLeft(), this->rect().bottomLeft());
    linear.setColorAt(0,QColor(255,255,255,nTopPartOpacity));
    linear.setColorAt(0.5,QColor(50,50,50,255));
    linear.setColorAt(1,QColor(255,255,255,nBottomPartOpacity));

    QBrush brush(linear);
    //device->setBrush(brush);
    QRect re;
    re.setTopLeft(QPoint(this->rect().topLeft().x()+1,this->rect().topLeft().y()+1));
    re.setBottomLeft(QPoint(this->rect().bottomLeft().x()+1,this->rect().bottomLeft().y()-1));
    re.setTopRight(QPoint(this->rect().topRight().x()-1,this->rect().topRight().y()+1));
    re.setBottomRight(QPoint(this->rect().bottomRight().x()-1,this->rect().bottomRight().y()-1));
    device->drawRoundedRect(this->rect(), 5, 5);
    QPen pen2(Qt::NoBrush,1);
    device->setPen(pen2);
    device->drawRoundedRect(re, 5, 5);
}