/***************************************************************************
* Copyright (C) 2015 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QSettings>
#include <QPainter>
#include <QApplication>
#include <qmmp/qmmp.h>
#include "skin.h"
#include "listwidgetdrawer.h"
#define PADDING 3
ListWidgetDrawer::ListWidgetDrawer()
{
m_skin = Skin::instance();
m_update = false;
m_show_anchor = false;
m_show_number = false;
m_align_numbres = false;
m_row_height = 0;
m_number_width = 0;
readSettings();
loadColors();
}
ListWidgetDrawer::~ListWidgetDrawer()
{
if(m_metrics)
delete m_metrics;
if(m_extra_metrics)
delete m_extra_metrics;
}
void ListWidgetDrawer::readSettings()
{
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("Skinned");
m_show_anchor = settings.value("pl_show_anchor", false).toBool();
m_show_number = settings.value ("pl_show_numbers", true).toBool();
m_align_numbres = settings.value ("pl_align_numbers", false).toBool();
m_font.fromString(settings.value("pl_font", QApplication::font().toString()).toString());
m_extra_font = m_font;
m_extra_font.setPointSize(m_font.pointSize() - 1);
if (m_update)
{
delete m_metrics;
delete m_extra_metrics;
}
m_update = true;
m_metrics = new QFontMetrics(m_font);
m_extra_metrics = new QFontMetrics(m_extra_font);
m_row_height = m_metrics->lineSpacing() + 1;
}
void ListWidgetDrawer::loadColors()
{
m_normal.setNamedColor(m_skin->getPLValue("normal"));
m_current.setNamedColor(m_skin->getPLValue("current"));
m_normal_bg.setNamedColor(m_skin->getPLValue("normalbg"));
m_selected_bg.setNamedColor(m_skin->getPLValue("selectedbg"));
}
int ListWidgetDrawer::rowHeight() const
{
return m_row_height;
}
void ListWidgetDrawer::calculateNumberWidth(int count)
{
//song numbers width
if(m_show_number && m_align_numbres && count)
{
m_number_width = m_metrics->width("9") * QString::number(count).size();
}
else
m_number_width = 0;
}
void ListWidgetDrawer::prepareRow(ListWidgetRow *row)
{
if(row->flags & ListWidgetRow::GROUP)
{
row->title = m_metrics->elidedText (row->title, Qt::ElideRight,
row->rect.width() - m_number_width - 12 - 70);
return;
}
if(m_show_number && !m_align_numbres)
row->title.prepend(QString("%1").arg(row->number)+". ");
row->x[ListWidgetRow::NUMBER] = row->x[ListWidgetRow::TITLE] = row->rect.left() + PADDING;
if(m_number_width)
{
QString number = QString("%1").arg(row->number);
row->x[ListWidgetRow::NUMBER] += m_number_width - m_metrics->width(number);
row->x[ListWidgetRow::TITLE] += m_number_width + m_metrics->width("9");
}
row->x[ListWidgetRow::LENGTH] = row->rect.right() - m_metrics->width(row->length) - PADDING;
row->x[ListWidgetRow::EXTRA_STRING] = row->x[ListWidgetRow::LENGTH];
int extra_string_width = row->extraString.isEmpty() ? 0 : m_extra_metrics->width(row->extraString);
if(extra_string_width)
{
extra_string_width += row->length.isEmpty() ? 0 : m_extra_metrics->width("9")/2;
row->x[ListWidgetRow::EXTRA_STRING] = row->x[ListWidgetRow::LENGTH] - extra_string_width;
}
//elide title
int title_width = row->x[ListWidgetRow::EXTRA_STRING] - row->x[ListWidgetRow::TITLE] -
m_metrics->width("9");
row->title = m_metrics->elidedText (row->title, Qt::ElideRight, title_width);
}
void ListWidgetDrawer::fillBackground(QPainter *painter, int width, int height)
{
painter->setBrush(m_normal_bg);
painter->setPen(m_normal_bg);
painter->drawRect(0,0,width,height);
}
void ListWidgetDrawer::drawBackground(QPainter *painter, ListWidgetRow *row)
{
painter->setBrush((row->flags & ListWidgetRow::SELECTED) ? m_selected_bg : m_normal_bg);
if(m_show_anchor && (row->flags & ListWidgetRow::ANCHOR))
{
painter->setPen(m_normal);
}
else if(row->flags & ListWidgetRow::SELECTED)
{
painter->setPen(m_selected_bg);
}
else
{
painter->setPen(m_normal_bg);
}
painter->drawRect(row->rect);
}
void ListWidgetDrawer::drawSeparator(QPainter *painter, ListWidgetRow *row, bool rtl)
{
int sx = row->rect.x() + 50;
int sy = row->rect.y() + m_metrics->overlinePos() - 1;
painter->setFont(m_font);
painter->setPen(m_normal);
if(m_number_width)
sx += m_number_width + m_metrics->width("9");
if(rtl)
sx = row->rect.right() - sx - m_metrics->width(row->title);
painter->drawText(sx, sy, row->title);
sy = sy - m_metrics->lineSpacing()/2 + 2;
if(rtl)
{
painter->drawLine(10, sy, sx - 5, sy);
painter->drawLine(sx + m_metrics->width(row->title) + 5, sy,
sx + m_metrics->width(row->title) + 35, sy);
}
else
{
painter->drawLine(sx - 45, sy, sx - 5, sy);
painter->drawLine(sx + m_metrics->width(row->title) + 5, sy,
row->rect.width(), sy);
}
}
void ListWidgetDrawer::drawTrack(QPainter *painter, ListWidgetRow *row)
{
int sy = row->rect.y() + m_metrics->overlinePos() - 1;
painter->setFont(m_font);
painter->setPen(row->flags & ListWidgetRow::CURRENT ? m_current : m_normal);
if(m_number_width)
{
QString number = QString("%1").arg(row->number);
painter->drawText(row->x[ListWidgetRow::NUMBER], sy, number);
}
painter->drawText(row->x[ListWidgetRow::TITLE], sy, row->title);
QString extra_string = row->extraString;
if(!extra_string.isEmpty())
{
painter->setFont(m_extra_font);
painter->drawText(row->x[ListWidgetRow::EXTRA_STRING], sy, extra_string);
painter->setFont(m_font);
}
if(!row->length.isEmpty())
painter->drawText(row->x[ListWidgetRow::LENGTH], sy, row->length);
}
void ListWidgetDrawer::drawDropLine(QPainter *painter, int row_number, int width)
{
painter->setPen(m_current);
painter->drawLine (5, row_number * m_row_height,
width - 5 , row_number * m_row_height);
}
void ListWidgetDrawer::drawVerticalLine(QPainter *painter, int row_count, int width, bool rtl)
{
if(m_number_width)
{
painter->setPen(m_normal);
int sx = rtl ? width - 10 - m_number_width - m_metrics->width("9")/2 - 1 :
5 + PADDING + m_number_width + m_metrics->width("9")/2 - 1;
painter->drawLine(sx, 2, sx, row_count * (1 + m_metrics->lineSpacing()) - m_metrics->descent());
}
}
