#include "yacreader_titled_toolbar.h"

#include <QAction>
#include <QHBoxLayout>
#include <QLabel>
#include <QPainter>
#include <QPixmap>
#include <QPushButton>
#include <QToolButton>


DropShadowLabel::DropShadowLabel(QWidget* parent) :
	QLabel(parent)
{ }
 
void DropShadowLabel::drawText(QPainter *painter,
								 QPoint offset)
{
	Q_ASSERT(painter != 0);

	// Draw shadow.
	painter->setPen(QPen(textColor));
	painter->drawText(rect().translated(offset),
					  alignment(), text());
}
void DropShadowLabel::drawTextEffect(QPainter *painter,
								 QPoint offset)
{
	Q_ASSERT(painter != 0);
 
	// Draw shadow.
	painter->setPen(QPen(dropShadowColor));
	painter->drawText(rect().translated(offset),
					  alignment(), text());
}
 
void DropShadowLabel::paintEvent(QPaintEvent *event)
{
	Q_UNUSED(event);

	QPainter painter(this);
	painter.setFont(font());
	//TODO find where is the '3' comming from?
	drawTextEffect(&painter, QPoint(contentsMargins().left(), 1));
	drawText(&painter, QPoint(contentsMargins().left(), 0));
}

void DropShadowLabel::setColor(const QColor & color)
{
	textColor = color;
}

void DropShadowLabel::setDropShadowColor(const QColor & color)
{
	dropShadowColor = color;
}



YACReaderTitledToolBar::YACReaderTitledToolBar(const QString & title, QWidget *parent) :
	QWidget(parent)
{
	QHBoxLayout * mainLayout = new QHBoxLayout;
	mainLayout->setMargin(0);
	mainLayout->setSpacing(0);

	QString styleSheet = "QWidget {border:0px;}";
    setStyleSheet(styleSheet);

	nameLabel = new DropShadowLabel(this);
	nameLabel->setText(title);
#ifdef Q_OS_MAC
	QString nameLabelStyleSheet = "QLabel {padding:0 0 0 10px; margin:0px; font-size:11px; font-weight:bold;}";
	nameLabel->setColor(QColor("#707E8C"));
	nameLabel->setDropShadowColor(QColor("#F9FAFB"));
#else
	QString nameLabelStyleSheet = "QLabel {padding:0 0 0 10px; margin:0px; font-size:11px; font-weight:bold;}";
	nameLabel->setColor(QColor("#BDBFBF"));
	nameLabel->setDropShadowColor(QColor("#000000"));
#endif
	nameLabel->setStyleSheet(nameLabelStyleSheet);

	mainLayout->addWidget(nameLabel,Qt::AlignLeft);
	mainLayout->addStretch();

	setLayout(mainLayout);

    setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Minimum);

    setMinimumHeight(25);
}


void YACReaderTitledToolBar::addAction(QAction * action)
{
	QHBoxLayout * mainLayout = dynamic_cast<QHBoxLayout *>(layout());

//fix for QToolButton and retina support in OSX
#ifdef Q_OS_MAC
    QPushButton * pb = new QPushButton(this);
    pb->setCursor(QCursor(Qt::ArrowCursor));
    pb->setIcon(action->icon());
    pb->addAction(action);

    connect(pb, SIGNAL(clicked(bool)), action, SIGNAL(triggered(bool)));

    mainLayout->addWidget(pb);
#else
    QToolButton * tb = new QToolButton(this);
    tb->setCursor(QCursor(Qt::ArrowCursor));
    tb->setDefaultAction(action);
    tb->setIconSize(QSize(16,16));
    tb->setSizePolicy(QSizePolicy::Minimum,QSizePolicy::Minimum);
	//tb->setStyleSheet("QToolButton:hover {background-color:#C5C5C5;}");

    mainLayout->addWidget(tb);
#endif
}

void YACReaderTitledToolBar::addSpacing(int spacing)
{
	QHBoxLayout * mainLayout = dynamic_cast<QHBoxLayout *>(layout());

    mainLayout->addSpacing(spacing);
}

void YACReaderTitledToolBar::addSepartor()
{
    QHBoxLayout * mainLayout = dynamic_cast<QHBoxLayout *>(layout());

    QWidget * w = new QWidget(this);
    w->setFixedSize(1,14);
#ifdef Q_OS_MAC
    w->setStyleSheet("QWidget {background-color:#AFAFAF;}");
#else
    w->setStyleSheet("QWidget {background-color:#6F6F6F;}");
#endif

    mainLayout->addSpacing(10);
    mainLayout->addWidget(w);
    mainLayout->addSpacing(10);
}