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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
/* $Id: cwdialog.cpp 5880 2006-07-11 21:07:28Z jghali $ */
#include "cwdialog.h"
#include "cwdialog.moc"
#include <qvariant.h>
#include <qcombobox.h>
#include <qheader.h>
#include <qlistview.h>
#include <qlistbox.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qpushbutton.h>
#include <qspinbox.h>
#include <qpainter.h>
#include <qmenubar.h>
#include <qgroupbox.h>
#include <qslider.h>
#include "prefsmanager.h"
#include "commonstrings.h"
#include "cmykfw.h"
#include "prefsfile.h"
#include "mpalette.h"
#include "colorblind.h"
#include "cwsetcolor.h"
#include "util.h"
#include "colorm.h"
ScribusColorList::ScribusColorList(ScribusDoc* doc, QWidget* parent, const char* name, bool modal, WFlags fl)
: QDialog(parent, name, modal, fl),
m_Doc(doc)
{
if (!name)
setName("ScribusColorList");
ScribusColorListLayout = new QGridLayout(this, 1, 1, 11, 6, "ScribusColorListLayout");
listLayout = new QVBoxLayout(0, 0, 6, "listLayout");
listView = new ColorListBox(this, "listView");
listLayout->addWidget(listView);
listView->updateBox(m_Doc->PageColors, ColorListBox::fancyPixmap);
btnLayout = new QHBoxLayout(0, 0, 6, "btnLayout");
btnSpacer = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
btnLayout->addItem(btnSpacer);
okButton = new QPushButton(this, "okButton");
btnLayout->addWidget(okButton);
cancelButton = new QPushButton(this, "cancelButton");
btnLayout->addWidget(cancelButton);
listLayout->addLayout(btnLayout);
ScribusColorListLayout->addLayout(listLayout, 0, 0);
languageChange();
resize(QSize(288, 310).expandedTo(minimumSizeHint()));
clearWState(WState_Polished);
connect(listView, SIGNAL(doubleClicked(QListBoxItem *)), this, SLOT(okButton_clicked()));
connect(okButton, SIGNAL(clicked()), this, SLOT(okButton_clicked()));
connect(cancelButton, SIGNAL(clicked()), this, SLOT(reject()));
}
void ScribusColorList::languageChange()
{
setCaption(tr("Document Colors"));
okButton->setText(CommonStrings::tr_OK);
cancelButton->setText(CommonStrings::tr_Cancel);
}
void ScribusColorList::okButton_clicked()
{
ScColor c = m_Doc->PageColors[listView->currentText()];
selectedColor = c.getRGBColor();
accept();
}
ColorWheelDialog::ColorWheelDialog(ScribusDoc* doc, QWidget* parent, const char* name, bool modal, WFlags fl)
: QDialog(parent, name, modal, fl),
m_Doc(doc)
{
if (!name)
setName("ColorWheelDialog");
QMenuBar *menuBar = new QMenuBar(this, "menuBar");
QPopupMenu *colorMenu = new QPopupMenu(this);
colorMenu->insertItem(tr("Cr&eate color..."), this, SLOT(createColor()));
colorMenu->insertItem(tr("C&olor Components..."), this, SLOT(setColorComponents()));
colorMenu->insertItem(tr("&Import existing color..."), this, SLOT(importColor()));
colorMenu->insertSeparator();
colorMenu->insertItem(tr("&Merge colors"), this, SLOT(addButton_clicked()));
colorMenu->insertItem(tr("&Replace colors"), this, SLOT(replaceButton_clicked()));
colorMenu->insertItem(tr("E&xit"), this, SLOT(cancelButton_clicked()));
menuBar->insertItem(tr("C&olor"), colorMenu);
formLayout = new QGridLayout(this, 1, 1, 11, 6, "formLayout");
formLayout->setMenuBar(menuBar);
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);
typeLabel = new QLabel(this, "typeLabel");
wheelLayout->addWidget(typeLabel);
typeCombo = new QComboBox(false, this, "typeCombo");
wheelLayout->addWidget(typeCombo);
angleLabel = new QLabel(this, "angleLabel");
angleLayout = new QHBoxLayout(0, 0, 6, "angleLayout");
angleLayout->addWidget(angleLabel);
angleSpin = new QSpinBox(this, "angleSpin");
angleSpin->setMinValue(0);
angleSpin->setMaxValue(90);
angleLayout->addWidget(angleSpin);
wheelLayout->addLayout(angleLayout);
spacer1 = new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding);
wheelLayout->addItem(spacer1);
mainLayout->addLayout(wheelLayout);
listLayout = new QVBoxLayout(0, 0, 6, "listLayout");
defectLayout = new QHBoxLayout(0, 0, 6, "defectLayout");
defectLabel = new QLabel(this, "defectLabel");
defectLayout->addWidget(defectLabel);
defectCombo = new QComboBox(false, this, "defectCombo");
defectLayout->addWidget(defectCombo);
listLayout->addLayout(defectLayout);
previewLabel = new QLabel(this, "previewLabel");
previewLabel->setFrameShape(QFrame::Box);
previewLabel->setMinimumSize(QSize(400, 160));
previewLabel->setMaximumSize(QSize(400, 160));
listLayout->addWidget(previewLabel);
colorList = new QListView(this, "colorList");
listLayout->addWidget(colorList);
buttonLayout = new QHBoxLayout(0, 0, 6, "buttonLayout");
addButton = new QPushButton(this, "addButton");
addButton->setAutoDefault(false);
buttonLayout->addWidget(addButton);
replaceButton = new QPushButton(this, "replaceButton");
replaceButton->setAutoDefault(false);
buttonLayout->addWidget(replaceButton);
cancelButton = new QPushButton(this, "cancelButton");
cancelButton->setAutoDefault(false);
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);
// defects
defectCombo->insertItem(tr("Normal Vision"));
defectCombo->insertItem(tr("Protanopia (Red)"));
defectCombo->insertItem(tr("Deuteranopia (Green)"));
defectCombo->insertItem(tr("Tritanopia (Blue)"));
defectCombo->insertItem(tr("Full Color Blindness"));
// preferences
prefs = PrefsManager::instance()->prefsFile->getPluginContext("colorwheel");
typeCombo->setCurrentItem(prefs->getInt("cw_type", 0));
angleSpin->setValue(prefs->getInt("cw_angle", 15));
colorWheel->angle = angleSpin->value();
colorWheel->baseAngle = prefs->getInt("cw_baseangle", 0);
colorWheel->actualColor = QColor(prefs->getInt("cw_r", 0), prefs->getInt("cw_g", 0), prefs->getInt("cw_b", 0));
// actions
typeCombo_activated(typeCombo->currentItem());
// signals and slots connections
connect(typeCombo, SIGNAL(activated(int)), this, SLOT(typeCombo_activated(int)));
connect(defectCombo, SIGNAL(activated(int)), this, SLOT(defectCombo_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(replaceButton, SIGNAL(clicked()), this, SLOT(replaceButton_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_baseangle", colorWheel->baseAngle);
prefs->set("cw_r", colorWheel->actualColor.red());
prefs->set("cw_g", colorWheel->actualColor.green());
prefs->set("cw_b", colorWheel->actualColor.blue());
}
/*
* Sets the strings of the subwidgets using the current
* language.
*/
void ColorWheelDialog::languageChange()
{
defectLabel->setText(tr("Vision Defect:"));
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 - 90 degrees):"));
addButton->setText(tr("&Merge Colors"));
replaceButton->setText(tr("&Replace Colors"));
cancelButton->setText(CommonStrings::tr_Cancel);
// tips
QToolTip::add(addButton, "<qt>" + tr("Merge created colors into the document colors") + "</qt>");
QToolTip::add(replaceButton, "<qt>" + tr("Replace created colors in the document colors") + "</qt>");
QToolTip::add(cancelButton, "<qt>" + tr("Leave colors untouched") + "</qt>");
QToolTip::add(angleSpin, "<qt>" + tr("Difference between the selected value and the counted ones. Refer to documentation for more information.") + "</qt>");
QToolTip::add(colorWheel, "<qt>" + tr("Click the wheel to get the base color. It is hue in HSV mode.") + "</qt>");
QToolTip::add(previewLabel, "<qt>" + tr("Sample color scheme") + "</qt>");
QToolTip::add(typeCombo, "<qt>" + tr("Select one of the methods to create a color scheme. Refer to documentation for more information.") + "</qt>");
QToolTip::add(colorList, "<qt>" + tr("Colors of your chosen color scheme") + "</qt>");
QToolTip::add(defectCombo, "<qt>" + tr("Simulate common vision defects here. Select type of the defect.") + "</qt>");
}
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);
QPixmap *pm = getSmallPixmap(it.data().getRGBColor());
item->setPixmap(0, *pm);
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);
angleLabel->setEnabled(false);
colorWheel->makeTriadic();
}
if (index == colorWheel->Tetradic)
{
angleSpin->setEnabled(true);
angleLabel->setEnabled(true);
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>");
bool err = false;
for (ColorList::iterator it = colorWheel->colorList.begin(); it != colorWheel->colorList.end(); ++it)
{
if (m_Doc->PageColors.contains(it.key()))
{
status += "<b>" + tr("Error: ") + "</b>" + tr("Color %1 exists already!").arg(it.key()) + "<br/>";
err = true;
}
else
{
status += tr("Color %1 appended.").arg(it.key()) + "<br/>";
m_Doc->PageColors[it.key()] = it.data();
}
}
status += "<p>" + tr("Now opening the color manager.") + "</p></qt>";
if (err)
{
QMessageBox::information(this, tr("Color Merging"), status);
m_Doc->scMW()->slotEditColors();
return;
}
m_Doc->scMW()->propertiesPalette->updateColorList();
m_Doc->scMW()->propertiesPalette->updateCList();
accept();
}
void ColorWheelDialog::replaceButton_clicked()
{
for (ColorList::iterator it = colorWheel->colorList.begin(); it != colorWheel->colorList.end(); ++it)
{
m_Doc->PageColors[it.key()] = it.data();
}
m_Doc->scMW()->propertiesPalette->updateColorList();
m_Doc->scMW()->propertiesPalette->updateCList();
accept();
}
void ColorWheelDialog::cancelButton_clicked()
{
reject();
}
void ColorWheelDialog::defectCombo_activated(int /*index*/)
{
setPreview();
}
void ColorWheelDialog::setPreview()
{
int x = previewLabel->width();
int y = previewLabel->height();
QValueList<ScColor> 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)
{
QColor c = computeDefect(cols[i].getRGBColor());
p->setPen(c);
p->setBrush(c);
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(125, y - 5 - fm.height(), "Lorem ipsum dolor sit amet");
p->end();
delete(p);
previewLabel->clear();
previewLabel->setPixmap(pm);
}
QColor ColorWheelDialog::computeDefect(QColor c)
{
if (defectCombo->currentItem() == VisionDefectColor::normalVision)
return c;
VisionDefectColor *defect = new VisionDefectColor(c);
defect->deficiency = defectCombo->currentItem();
defect->convertDefect();
QColor nc = defect->getColor();
delete defect;
return nc;
}
void ColorWheelDialog::createColor()
{
ScColor beginColor;
/* these 2 variables are defined for CMYKChoose constructor.
No other need to use them. */
ColorList tmpcl;
QStringList tmpsl;
beginColor.fromQColor(colorWheel->actualColor);
CMYKChoose* dia = new CMYKChoose(this, m_Doc, beginColor, tr("New Color"), &tmpcl, tmpsl);
if (dia->exec())
userColorInput(dia->Farbe.getRGBColor());
delete dia;
}
void ColorWheelDialog::setColorComponents()
{
CwSetColor *dia = new CwSetColor(colorWheel->actualColor, this);
if (dia->exec())
userColorInput(dia->newColor);
delete dia;
}
void ColorWheelDialog::importColor()
{
ScribusColorList *dia = new ScribusColorList(m_Doc, this, "dia", true, 0);
if (dia->exec())
userColorInput(dia->selectedColor);
delete dia;
}
void ColorWheelDialog::userColorInput(QColor c)
{
if (colorWheel->recomputeColor(c))
typeCombo_activated(typeCombo->currentItem());
else
QMessageBox::information(this, caption(),
"<qt>" + tr("Unable to find the requested color. "
"You have probably selected black, gray or white. "
"There is no way to process this color.") + "</qt>");
}