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3122c2fa8c
awesome-widgets/sources/awesomewidgets/graphicalitem.cpp
arcan1s 3122c2fa8c rewrite to iterators library part
2015-08-07 07:21:55 +03:00

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/***************************************************************************
* This file is part of awesome-widgets *
* *
* awesome-widgets 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 3 of the *
* License, or (at your option) any later version. *
* *
* awesome-widgets 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 awesome-widgets. If not, see http://www.gnu.org/licenses/ *
***************************************************************************/
#include "graphicalitem.h"
#include "ui_graphicalitem.h"
#include <KI18n/KLocalizedString>
#include <QBuffer>
#include <QColorDialog>
#include <QDebug>
#include <QDir>
#include <QGraphicsEllipseItem>
#include <QGraphicsScene>
#include <QGraphicsView>
#include <QSettings>
#include <pdebug/pdebug.h>
#include "version.h"
GraphicalItem::GraphicalItem(QWidget *parent, const QString desktopName,
const QStringList directories, const bool debugCmd)
: AbstractExtItem(parent, desktopName, directories, debugCmd),
debug(debugCmd),
ui(new Ui::GraphicalItem)
{
readConfiguration();
ui->setupUi(this);
translate();
connect(ui->pushButton_activeColor, SIGNAL(clicked()), this, SLOT(changeColor()));
connect(ui->pushButton_inactiveColor, SIGNAL(clicked()), this, SLOT(changeColor()));
}
GraphicalItem::~GraphicalItem()
{
if (debug) qDebug() << PDEBUG;
delete ui;
}
GraphicalItem *GraphicalItem::copy(const QString fileName, const int number)
{
if (debug) qDebug() << PDEBUG;
GraphicalItem *item = new GraphicalItem(static_cast<QWidget *>(parent()),
fileName, directories(), debug);
item->setActive(isActive());
item->setActiveColor(activeColor());
item->setApiVersion(apiVersion());
item->setBar(bar());
item->setComment(comment());
item->setDirection(direction());
item->setHeight(height());
item->setInactiveColor(inactiveColor());
item->setInterval(interval());
item->setName(QString("bar%1").arg(number));
item->setNumber(number);
item->setType(type());
item->setWidth(width());
return item;
}
QString GraphicalItem::image(const float value) const
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Value" << value;
if (m_bar == QString("none")) return QString("");
QColor active = stringToColor(m_activeColor);
QColor inactive = stringToColor(m_inactiveColor);
float percent = value / 100.0;
int scale[2] = {1, 1};
QPen pen = QPen();
QGraphicsScene *scene = new QGraphicsScene();
scene->setBackgroundBrush(QBrush(Qt::NoBrush));
QGraphicsView *view = new QGraphicsView(scene);
view->setStyleSheet(QString("background: transparent"));
view->setContentsMargins(0, 0, 0, 0);
view->setFrameShape(QFrame::NoFrame);
view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
view->resize(m_width + 5.0, m_height + 5.0);
// paint
switch (m_type) {
case Vertical:
pen.setWidth(m_width);
// inactive
pen.setColor(inactive);
scene->addLine(0.5 * m_width, -0.5 * m_width, 0.5 * m_width,
(1.0 - percent) * m_height - 0.5 * m_width, pen);
// active
pen.setColor(active);
scene->addLine(0.5 * m_width, (1.0 - percent) * m_height + 0.5 * m_width,
0.5 * m_width, m_height + 0.5 * m_width, pen);
// scale
scale[1] = -2 * static_cast<int>(m_direction) + 1;
break;
case Circle:
QGraphicsEllipseItem *circle;
pen.setWidth(1.0);
// inactive
pen.setColor(inactive);
circle = scene->addEllipse(0.0, 0.0, m_width, m_height, pen, QBrush(inactive, Qt::SolidPattern));
circle->setSpanAngle(- (1.0 - percent) * 360.0 * 16.0);
circle->setStartAngle(90.0 * 16.0 - percent * 360.0 * 16.0);
// active
pen.setColor(active);
circle = scene->addEllipse(0.0, 0.0, m_width, m_height, pen, QBrush(active, Qt::SolidPattern));
circle->setSpanAngle(- percent * 360.0 * 16.0);
circle->setStartAngle(90.0 * 16.0);
// scale
scale[0] = -2 * static_cast<int>(m_direction) + 1;
break;
default:
pen.setWidth(m_height);
// inactive
pen.setColor(inactive);
scene->addLine(percent * m_width + 0.5 * m_height, 0.5 * m_height,
m_width + 0.5 * m_height, 0.5 * m_height, pen);
// active
pen.setColor(active);
scene->addLine(-0.5 * m_height, 0.5 * m_height,
percent * m_width - 0.5 * m_height, 0.5 * m_height, pen);
// scale
scale[0] = -2 * static_cast<int>(m_direction) + 1;
break;
}
// convert
QPixmap pixmap = view->grab().transformed(QTransform().scale(scale[0], scale[1]));
QByteArray byteArray;
QBuffer buffer(&byteArray);
pixmap.save(&buffer, "PNG");
QString url = QString("<img src=\"data:image/png;base64,%1\"/>").arg(QString(byteArray.toBase64()));
delete view;
delete scene;
return url;
}
QString GraphicalItem::bar() const
{
if (debug) qDebug() << PDEBUG;
return m_bar;
}
QString GraphicalItem::activeColor() const
{
if (debug) qDebug() << PDEBUG;
return m_activeColor;
}
QString GraphicalItem::inactiveColor() const
{
if (debug) qDebug() << PDEBUG;
return m_inactiveColor;
}
GraphicalItem::Type GraphicalItem::type() const
{
if (debug) qDebug() << PDEBUG;
return m_type;
}
QString GraphicalItem::strType() const
{
if (debug) qDebug() << PDEBUG;
QString value;
switch (m_type) {
case Vertical:
value = QString("Vertical");
break;
case Circle:
value = QString("Circle");
break;
default:
value = QString("Horizontal");
break;
}\
return value;
}
GraphicalItem::Direction GraphicalItem::direction() const
{
if (debug) qDebug() << PDEBUG;
return m_direction;
}
QString GraphicalItem::strDirection() const
{
if (debug) qDebug() << PDEBUG;
QString value;
switch (m_direction) {
case RightToLeft:
value = QString("RightToLeft");
break;
default:
value = QString("LeftToRight");
break;
}
return value;
}
int GraphicalItem::height() const
{
if (debug) qDebug() << PDEBUG;
return m_height;
}
int GraphicalItem::width() const
{
if (debug) qDebug() << PDEBUG;
return m_width;
}
QString GraphicalItem::uniq() const
{
if (debug) qDebug() << PDEBUG;
return m_bar;
}
void GraphicalItem::setBar(const QString _bar)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Bar" << _bar;
if ((!_bar.contains(QRegExp(QString("cpu(?!cl).*")))) &&
(!_bar.contains(QRegExp(QString("gpu")))) &&
(!_bar.contains(QRegExp(QString("mem")))) &&
(!_bar.contains(QRegExp(QString("swap")))) &&
(!_bar.contains(QRegExp(QString("hdd[0-9].*")))) &&
(!_bar.contains(QRegExp(QString("bat.*")))))
m_bar = QString("none");
else
m_bar = _bar;
}
void GraphicalItem::setActiveColor(const QString _color)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Color" << _color;
m_activeColor = _color;
}
void GraphicalItem::setInactiveColor(const QString _color)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Color" << _color;
m_inactiveColor = _color;
}
void GraphicalItem::setType(const Type _type)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Type" << _type;
m_type = _type;
}
void GraphicalItem::setStrType(const QString _type)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Type" << _type;
if (_type == QString("Vertical"))
setType(Vertical);
else if (_type == QString("Circle"))
setType(Circle);
else
setType(Horizontal);
}
void GraphicalItem::setDirection(const Direction _direction)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Direction" << _direction;
m_direction = _direction;
}
void GraphicalItem::setStrDirection(const QString _direction)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Direction" << _direction;
if (_direction == QString("RightToLeft"))
setDirection(RightToLeft);
else
setDirection(LeftToRight);
}
void GraphicalItem::setHeight(const int _height)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Height" << _height;
if (_height <= 0) return;
m_height = _height;
}
void GraphicalItem::setWidth(const int _width)
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Width" << _width;
if (_width <= 0) return;
m_width = _width;
}
void GraphicalItem::readConfiguration()
{
if (debug) qDebug() << PDEBUG;
AbstractExtItem::readConfiguration();
for (int i=directories().count()-1; i>=0; i--) {
if (!QDir(directories().at(i)).entryList(QDir::Files).contains(fileName())) continue;
QSettings settings(QString("%1/%2").arg(directories().at(i)).arg(fileName()), QSettings::IniFormat);
settings.beginGroup(QString("Desktop Entry"));
setBar(settings.value(QString("X-AW-Value"), m_bar).toString());
setActiveColor(settings.value(QString("X-AW-ActiveColor"), m_activeColor).toString());
setInactiveColor(settings.value(QString("X-AW-InactiveColor"), m_inactiveColor).toString());
setStrType(settings.value(QString("X-AW-Type"), strType()).toString());
setStrDirection(settings.value(QString("X-AW-Direction"), strDirection()).toString());
setHeight(settings.value(QString("X-AW-Height"), m_height).toInt());
setWidth(settings.value(QString("X-AW-Width"), m_width).toInt());
// api == 2
if (apiVersion() < 2) setNumber(bar().remove(QString("bar")).toInt());
settings.endGroup();
}
// update for current API
if ((apiVersion() > 0) && (apiVersion() < AWGIAPI)) {
setApiVersion(AWGIAPI);
writeConfiguration();
}
}
QVariantHash GraphicalItem::run()
{
if (debug) qDebug() << PDEBUG;
// required by abstract class
return QVariantHash();
}
int GraphicalItem::showConfiguration(const QVariant args)
{
if (debug) qDebug() << PDEBUG;
QStringList tags = args.toStringList();
ui->label_nameValue->setText(name());
ui->lineEdit_comment->setText(comment());
ui->comboBox_value->addItems(tags);
ui->comboBox_value->addItem(m_bar);
ui->comboBox_value->setCurrentIndex(ui->comboBox_value->count() - 1);
ui->pushButton_activeColor->setText(m_activeColor);
ui->pushButton_inactiveColor->setText(m_inactiveColor);
ui->comboBox_type->setCurrentIndex(static_cast<int>(m_type));
ui->comboBox_direction->setCurrentIndex(static_cast<int>(m_direction));
ui->spinBox_height->setValue(m_height);
ui->spinBox_width->setValue(m_width);
int ret = exec();
if (ret != 1) return ret;
setName(ui->label_nameValue->text());
setComment(ui->lineEdit_comment->text());
setApiVersion(AWGIAPI);
setBar(ui->comboBox_value->currentText());
setActiveColor(ui->pushButton_activeColor->text().remove(QChar('&')));
setInactiveColor(ui->pushButton_inactiveColor->text().remove(QChar('&')));
setStrType(ui->comboBox_type->currentText());
setStrDirection(ui->comboBox_direction->currentText());
setHeight(ui->spinBox_height->value());
setWidth(ui->spinBox_width->value());
writeConfiguration();
return ret;
}
void GraphicalItem::writeConfiguration() const
{
if (debug) qDebug() << PDEBUG;
AbstractExtItem::writeConfiguration();
QSettings settings(QString("%1/%2").arg(directories().first()).arg(fileName()), QSettings::IniFormat);
if (debug) qDebug() << PDEBUG << ":" << "Configuration file" << settings.fileName();
settings.beginGroup(QString("Desktop Entry"));
settings.setValue(QString("X-AW-Value"), m_bar);
settings.setValue(QString("X-AW-ActiveColor"), m_activeColor);
settings.setValue(QString("X-AW-InactiveColor"), m_inactiveColor);
settings.setValue(QString("X-AW-Type"), strType());
settings.setValue(QString("X-AW-Direction"), strDirection());
settings.setValue(QString("X-AW-Height"), m_height);
settings.setValue(QString("X-AW-Width"), m_width);
settings.endGroup();
settings.sync();
}
void GraphicalItem::changeColor()
{
if (debug) qDebug() << PDEBUG;
QColor color = stringToColor((static_cast<QPushButton *>(sender()))->text());
QColor newColor = QColorDialog::getColor(color, this, tr("Select color"),
QColorDialog::ShowAlphaChannel);
if (!newColor.isValid()) return;
QStringList colorText;
colorText.append(QString("%1").arg(newColor.red()));
colorText.append(QString("%1").arg(newColor.green()));
colorText.append(QString("%1").arg(newColor.blue()));
colorText.append(QString("%1").arg(newColor.alpha()));
static_cast<QPushButton *>(sender())->setText(colorText.join(QChar(',')));
}
QColor GraphicalItem::stringToColor(const QString _color) const
{
if (debug) qDebug() << PDEBUG;
if (debug) qDebug() << PDEBUG << ":" << "Color" << _color;
QColor qcolor;
QStringList listColor = _color.split(QChar(','));
while (listColor.count() < 4)
listColor.append(QString("0"));
qcolor.setRed(listColor.at(0).toInt());
qcolor.setGreen(listColor.at(1).toInt());
qcolor.setBlue(listColor.at(2).toInt());
qcolor.setAlpha(listColor.at(3).toInt());
return qcolor;
}
void GraphicalItem::translate()
{
if (debug) qDebug() << PDEBUG;
ui->label_name->setText(i18n("Name"));
ui->label_comment->setText(i18n("Comment"));
ui->label_value->setText(i18n("Value"));
ui->label_activeColor->setText(i18n("Active color"));
ui->label_inactiveColor->setText(i18n("Inactive color"));
ui->label_type->setText(i18n("Type"));
ui->label_direction->setText(i18n("Direction"));
ui->label_height->setText(i18n("Height"));
ui->label_width->setText(i18n("Width"));
}
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