#include "ItemGeneralSettings.h"
#include "ui_ItemGeneralSettings.h"
#include <QDebug>

ItemGeneralSettings::ItemGeneralSettings(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::ItemGeneralSettings)
{
    ui->setupUi(this);
    m_directionButtonGroup.addButton(ui->normalRBtn, NORMAL);
    m_directionButtonGroup.addButton(ui->verMirrorRBtn, MIRROR_V);
    m_directionButtonGroup.addButton(ui->horMirrorRBtn, MIRROR_H);
    m_directionButtonGroup.addButton(ui->mirrorRBtn, MIRROR_VH);
    m_directionButtonGroup.addButton(ui->m90NHorRBtn, MIRROR_H_R270);
    m_directionButtonGroup.addButton(ui->a90RBtn, R90);
    m_directionButtonGroup.addButton(ui->m90RBtn, R270);
    m_directionButtonGroup.addButton(ui->m90NVerRBtn, MIRROR_V_R270);

    connect(&m_directionButtonGroup, static_cast<void(QButtonGroup::*)(int)>(&QButtonGroup::buttonClicked),
            this, &ItemGeneralSettings::ondirectionChanged);
}

ItemGeneralSettings::~ItemGeneralSettings()
{
    delete ui;
}

void ItemGeneralSettings::edit(PicTextItem *item)
{
    m_currItem = item;
    if(!m_currItem) {
        ui->boldSpinBox->setValue(ui->boldSpinBox->minimum());
        ui->txtSpanSpinBox->setValue(ui->txtSpanSpinBox->minimum());
        ui->normalRBtn->setChecked(true);
        ui->invertCheckBox->setChecked(false);
        ui->previewWidget->setImg(QImage());
        return;
    }

    auto b = ui->boldSpinBox->blockSignals(true);
    ui->boldSpinBox->setValue(item->boldMultiple());
    ui->boldSpinBox->blockSignals(b);

    b = ui->txtSpanSpinBox->blockSignals(true);
    ui->txtSpanSpinBox->setValue(item->letterSpace());
    ui->txtSpanSpinBox->blockSignals(b);

    auto dirBtn = m_directionButtonGroup.button(item->direction());
    b = dirBtn->blockSignals(true);
    dirBtn->setChecked(true);
    dirBtn->blockSignals(b);

    b = ui->invertCheckBox->blockSignals(true);
    ui->invertCheckBox->setChecked(item->colorReversal());
    ui->invertCheckBox->blockSignals(b);

    // 文字、日期、轮班可调字符间距
    // 计数器类的字符间距由 @see CounterVarSet 单独调整
    switch(item->sourceType()) {
    case SourceType::TEXT:
    case SourceType::DATETIME:
    case SourceType::SCHEDULE_SHIFT:
        ui->letterSpacePanel->setVisible(true);
        break;
    case SourceType::UNKNOWN:
    default:
        ui->letterSpacePanel->setVisible(false);
        break;
    }

    ui->previewWidget->setImg(m_currItem->preview());
}

void ItemGeneralSettings::ondirectionChanged(int dir)
{
    if(!m_currItem) {
        return;
    }

    m_currItem->setDirection(ItemDirectionType(dir));
    m_currItem->applyModify();
    ui->previewWidget->setImg(m_currItem->preview());
}

void ItemGeneralSettings::onBoldSpinBoxValueChanged(int multiple)
{
    if(m_currItem) {
        m_currItem->setBoldMultiple(multiple);
        m_currItem->applyModify();
        ui->previewWidget->setImg(m_currItem->preview());
    }
}

void ItemGeneralSettings::onLetterSpaceSpinBoxChanged(int space)
{
    if(m_currItem) {
        m_currItem->setLetterSpace(space);
        m_currItem->applyModify();
        ui->previewWidget->setImg(m_currItem->preview());
    }
}

void ItemGeneralSettings::onColorReversalCheckBoxChecked(bool b)
{
    if(m_currItem) {
        m_currItem->setColorReversal(b);
        m_currItem->applyModify();
        ui->previewWidget->setImg(m_currItem->preview());
    }
}