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/* $Id: cwdialog.cpp 1803 2005-03-30 13:15:05Z subik $ */
#include "cwdialog.h"
#include <qvariant.h>
#include <qcombobox.h>
#include <qheader.h>
#include <qlistview.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qpushbutton.h>
#include <qspinbox.h>
#include <qpainter.h>
#include <prefsfile.h>
extern PrefsFile *prefsFile;
extern ScribusApp *ScApp;
ColorWheelDialog::ColorWheelDialog(QWidget* parent, const char* name, bool modal, WFlags fl)
: QDialog(parent, name, modal, fl)
{
if (!name)
setName("ColorWheelDialog");
formLayout = new QGridLayout(this, 1, 1, 11, 6, "formLayout");
mainLayout = new QHBoxLayout(0, 0, 6, "mainLayout");
wheelLayout = new QVBoxLayout(0, 0, 6, "wheelLayout");
colorWheel = new ColorWheel(this, "colorWheel");
colorWheel->setFrameShape(QFrame::Box);
colorWheel->setMinimumSize(QSize(300, 300));
colorWheel->setMaximumSize(QSize(300, 300));
wheelLayout->addWidget(colorWheel);
colorWheel->paintWheel(QValueVector<QPoint>());
previewLabel = new QLabel(this, "previewLabel");
previewLabel->setFrameShape(QFrame::Box);
previewLabel->setMinimumSize(QSize(300, 120));
previewLabel->setMaximumSize(QSize(300, 120));
wheelLayout->addWidget(previewLabel);
spacer1 = new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding);
wheelLayout->addItem(spacer1);
mainLayout->addLayout(wheelLayout);
listLayout = new QVBoxLayout(0, 0, 6, "listLayout");
typeLabel = new QLabel(this, "typeLabel");
listLayout->addWidget(typeLabel);
typeCombo = new QComboBox(FALSE, this, "typeCombo");
listLayout->addWidget(typeCombo);
angleLabel = new QLabel(this, "angleLabel");
angleLayout = new QHBoxLayout(0, 0, 6, "angleLayout");
angleLayout->addWidget(angleLabel);
angleSpin = new QSpinBox(this, "angleSpin");
angleSpin->setValue(15);
angleSpin->setMinValue(0);
angleSpin->setMaxValue(365);
angleLayout->addWidget(angleSpin);
listLayout->addLayout(angleLayout);
colorList = new QListView(this, "colorList");
listLayout->addWidget(colorList);
buttonLayout = new QHBoxLayout(0, 0, 6, "buttonLayout");
addButton = new QPushButton(this, "addButton");
buttonLayout->addWidget(addButton);
cancelButton = new QPushButton(this, "cancelButton");
buttonLayout->addWidget(cancelButton);
listLayout->addLayout(buttonLayout);
mainLayout->addLayout(listLayout);
formLayout->addLayout(mainLayout, 0, 0);
languageChange();
resize(QSize(600, 480).expandedTo(minimumSizeHint()));
clearWState(WState_Polished);
// setup combobox
typeCombo->insertItem(colorWheel->getTypeDescription(colorWheel->Monochromatic), colorWheel->Monochromatic);
typeCombo->insertItem(colorWheel->getTypeDescription(colorWheel->Analogous), colorWheel->Analogous);
typeCombo->insertItem(colorWheel->getTypeDescription(colorWheel->Complementary), colorWheel->Complementary);
typeCombo->insertItem(colorWheel->getTypeDescription(colorWheel->Split), colorWheel->Split);
typeCombo->insertItem(colorWheel->getTypeDescription(colorWheel->Triadic), colorWheel->Triadic);
typeCombo->insertItem(colorWheel->getTypeDescription(colorWheel->Tetradic), colorWheel->Tetradic);
// preferences
prefs = prefsFile->getPluginContext("colorwheel");
typeCombo->setCurrentItem(prefs->getInt("cw_type", 0));
angleSpin->setValue(prefs->getInt("cw_angle", 15));
QValueVector<QPoint> vp;
int x = prefs->getInt("cw_x", 0);
int y = prefs->getInt("cw_y", 0);
vp.append(QPoint(x, y));
colorWheel->actualPoint = QPoint(x, y);
colorWheel->actualRgb = QColor(prefs->getInt("cw_r", 0), prefs->getInt("cw_g", 0), prefs->getInt("cw_b", 0)).rgb();
colorWheel->paintWheel(vp);
// actions
typeCombo_activated(typeCombo->currentItem());
// signals and slots connections
connect(typeCombo, SIGNAL(activated(int)), this, SLOT(typeCombo_activated(int)));
connect(colorWheel, SIGNAL(clicked(int, const QPoint&)), this, SLOT(colorWheel_clicked(int, const QPoint&)));
colorWheel_clicked(0, QPoint(0, 0));
connect(angleSpin, SIGNAL(valueChanged(int)), this, SLOT(angleSpin_valueChanged(int)));
connect(addButton, SIGNAL(clicked()), this, SLOT(addButton_clicked()));
connect(cancelButton, SIGNAL(clicked()), this, SLOT(cancelButton_clicked()));
}
/*
* Destroys the object and frees any allocated resources
*/
ColorWheelDialog::~ColorWheelDialog()
{
// no need to delete child widgets, Qt does it all for us
// preferences
prefs->set("cw_type", typeCombo->currentItem());
prefs->set("cw_angle", angleSpin->value());
prefs->set("cw_x", colorWheel->actualPoint.x());
prefs->set("cw_y", colorWheel->actualPoint.y());
prefs->set("cw_r", qRed(colorWheel->actualRgb));
prefs->set("cw_g", qGreen(colorWheel->actualRgb));
prefs->set("cw_b", qBlue(colorWheel->actualRgb));
}
/*
* Sets the strings of the subwidgets using the current
* language.
*/
void ColorWheelDialog::languageChange()
{
setCaption(tr("Color Wheel"));
colorList->addColumn(tr("Color"));
colorList->addColumn(tr("Name"));
colorList->addColumn(tr("C"));
colorList->addColumn(tr("M"));
colorList->addColumn(tr("Y"));
colorList->addColumn(tr("K"));
colorList->setSorting(1);
typeLabel->setText(tr("Select Method:"));
angleLabel->setText(tr("Angle (0 - 365 degrees):"));
addButton->setText(tr("&Add Colors"));
cancelButton->setText(tr("&Cancel"));
}
void ColorWheelDialog::fillColorList()
{
colorList->clear();
for (ColorList::iterator it = colorWheel->colorList.begin(); it != colorWheel->colorList.end(); ++it)
{
int c, m, y, k;
QListViewItem *item = new QListViewItem(colorList);
item->setPixmap(0, colorWheel->sample(it.data().getRGBColor()));
item->setText(1, it.key());
it.data().getCMYK(&c, &m, &y, &k);
item->setText(2, QString("%1").arg(c));
item->setText(3, QString("%1").arg(m));
item->setText(4, QString("%1").arg(y));
item->setText(5, QString("%1").arg(k));
}
}
void ColorWheelDialog::typeCombo_activated(int index)
{
colorList->clear();
if (index == colorWheel->Monochromatic)
{
angleSpin->setEnabled(false);
angleLabel->setEnabled(false);
colorWheel->makeMonochromatic();
}
if (index == colorWheel->Analogous)
{
angleSpin->setEnabled(true);
angleLabel->setEnabled(true);
colorWheel->makeAnalogous();
}
if (index == colorWheel->Complementary)
{
angleSpin->setEnabled(false);
angleLabel->setEnabled(false);
colorWheel->makeComplementary();
}
if (index == colorWheel->Split)
{
angleSpin->setEnabled(true);
angleLabel->setEnabled(true);
colorWheel->makeSplit();
}
if (index == colorWheel->Triadic)
{
angleSpin->setEnabled(false); //TODO
angleLabel->setEnabled(false);
colorWheel->makeTriadic();
}
if (index == colorWheel->Tetradic)
{
angleSpin->setEnabled(false); //TODO
angleLabel->setEnabled(false);
colorWheel->makeTetradic();
}
fillColorList();
setPreview();
}
void ColorWheelDialog::colorWheel_clicked(int, const QPoint&)
{
typeCombo_activated(typeCombo->currentItem());
}
void ColorWheelDialog::angleSpin_valueChanged(int value)
{
colorWheel->angle = value;
typeCombo_activated(typeCombo->currentItem());
}
void ColorWheelDialog::addButton_clicked()
{
QString status("<qt><h2>" + tr("Merging colors") + "</h2><p>");
for (ColorList::iterator it = colorWheel->colorList.begin(); it != colorWheel->colorList.end(); ++it)
{
if (ScApp->doc->PageColors.contains(it.key()))
status += "<b>" + tr("Error: ") + "</b>" + tr(QString("Color %1 exists already!").arg(it.key())) + "<br/>";
else
{
status += tr(QString("Color %1 appended.").arg(it.key())) + "<br/>";
ScApp->doc->PageColors[it.key()] = it.data();
}
}
status += "<p>" + tr("Use <i>Edit/Colors...</i> for more color management.") + "</p></qt>";
QMessageBox::information(this, tr("Color Merging"), status);
accept();
}
void ColorWheelDialog::cancelButton_clicked()
{
reject();
}
void ColorWheelDialog::setPreview()
{
int x = previewLabel->width();
int y = previewLabel->height();
QValueList<CMYKColor> cols = colorWheel->colorList.values();
int xstep = x / cols.count();
QPixmap pm = QPixmap(x, y);
QPainter *p = new QPainter(&pm);
QFontMetrics fm = p->fontMetrics();
pm.fill(Qt::white);
p->setPen(Qt::white);
p->drawRect(0, 0, x, y);
for (uint i = 0; i < cols.count(); ++i)
{
p->setPen(cols[i].getRGBColor());
p->setBrush(cols[i].getRGBColor());
p->drawRect(i * xstep, 0, xstep, y);
}
p->setPen(Qt::black);
p->setBrush(Qt::black);
p->drawText(15, 5 + fm.height(), "Lorem ipsum dolor sit amet");
p->setPen(Qt::white);
p->setBrush(Qt::white);
p->drawText(25, y - 5 - fm.height(), "Lorem ipsum dolor sit amet");
p->end();
delete(p);
previewLabel->clear();
previewLabel->setPixmap(pm);
}