init

ui/generic/colorwizard.cpp

@@ -0,0 +1,175 @@
+/*
+**********************************************************************************
+**
+** This file was created for LibreCAD (https://github.com/LibreCAD/LibreCAD).
+**
+** Copyright (C) 2016 ravas (github.com/r-a-v-a-s)
+**
+** 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.
+**
+** http://www.gnu.org/licenses/gpl-2.0.html
+**
+**********************************************************************************
+*/
+
+#include "colorwizard.h"
+#include "ui_colorwizard.h"
+
+#include <QAction>
+#include <QColorDialog>
+#include <QLineEdit>
+#include <QListWidget>
+#include <QSettings>
+
+ColorWizard::ColorWizard(QWidget *parent) :
+    QFrame(parent),
+    ui(new Ui::ColorWizard)
+{
+    ui->setupUi(this);
+
+    connect(ui->colorwin_button, &QToolButton::clicked,
+            this, &ColorWizard::invokeColorDialog);
+
+    connect(ui->add_button, &QToolButton::clicked,
+            this, &ColorWizard::addOrRemove);
+
+    connect(ui->fav_list, &QListWidget::itemDoubleClicked,
+            this, &ColorWizard::handleDoubleClick);
+
+    ui->fav_list->setContextMenuPolicy(Qt::ActionsContextMenu);
+    ui->fav_list->setDragDropMode(QAbstractItemView::InternalMove);
+
+    auto select = new QAction(QObject::tr("Select objects"), ui->fav_list);
+    connect(select, &QAction::triggered, this, &ColorWizard::requestSelection);
+    ui->fav_list->addAction(select);
+
+    auto apply = new QAction(QObject::tr("Apply to selected"), ui->fav_list);
+    connect(apply, &QAction::triggered, this, &ColorWizard::requestColorChange);
+    ui->fav_list->addAction(apply);
+
+    auto remove = new QAction(QObject::tr("Remove"), ui->fav_list);
+    connect(remove, &QAction::triggered, this, &ColorWizard::removeFavorite);
+    ui->fav_list->addAction(remove);
+
+    QSettings settings;
+    auto favs = settings.value("Widgets/FavoriteColors").toStringList();
+    foreach (auto fav, favs)
+    {
+        addFavorite(fav);
+    }
+    ui->combo->setCurrentIndex(-1);
+}
+
+ColorWizard::~ColorWizard()
+{
+    auto favs = getFavList();
+    QSettings settings;
+    if (favs.size() > 0)
+        settings.setValue("Widgets/FavoriteColors", favs);
+    else
+        settings.remove("Widgets/FavoriteColors");
+    delete ui;
+
+}
+
+void ColorWizard::requestColorChange()
+{
+    auto i = ui->fav_list->currentItem();
+    if (i)
+        emit requestingColorChange(QColor(i->text()));
+}
+
+void ColorWizard::requestSelection()
+{
+    auto i = ui->fav_list->currentItem();
+    if (i)
+        emit requestingSelection(QColor(i->text()));
+}
+
+void ColorWizard::invokeColorDialog()
+{
+    QColor current;
+    current.setNamedColor(ui->combo->currentText());
+
+    QColorDialog dlg;
+    dlg.setCustomColor(0, current);
+
+    QColor color = dlg.getColor(current, this, "Select Color", QColorDialog::DontUseNativeDialog);
+    if (color.isValid())
+    {
+        QPixmap pixmap(32, 32);
+        pixmap.fill(color);
+        ui->combo->insertItem(0, QIcon(pixmap), color.name());
+        ui->combo->setCurrentIndex(0);
+    }
+}
+
+void ColorWizard::addOrRemove()
+{
+    auto color = ui->combo->currentText();
+    if (color.isEmpty()) return;
+
+    auto list = ui->fav_list->findItems(color, Qt::MatchExactly);
+    if (list.size() > 0)
+        qDeleteAll(list);
+    else
+        addFavorite(color);
+
+}
+
+QStringList ColorWizard::getFavList()
+{
+    QStringList s_list;
+
+    for (int i = 0; i < ui->fav_list->count(); ++i)
+    {
+        s_list << ui->fav_list->item(i)->text();
+    }
+    return s_list;
+}
+
+void ColorWizard::addFavorite(QString color)
+{
+    auto item = new QListWidgetItem;
+    item->setText(color);
+    QPixmap pixmap(32, 32);
+    pixmap.fill(color);
+    item->setIcon(QIcon(pixmap));
+    ui->fav_list->addItem(item);
+}
+
+void ColorWizard::removeFavorite()
+{
+    delete ui->fav_list->currentItem();
+}
+
+void ColorWizard::handleDoubleClick(QListWidgetItem* item)
+{
+    auto name = item->text();
+    auto color = QColor(name);
+    auto i = ui->combo->findText(name);
+    if (i != -1)
+    {
+        ui->combo->setCurrentIndex(i);
+    }
+    else
+    {
+        QPixmap pixmap(32, 32);
+        pixmap.fill(color);
+        ui->combo->insertItem(0, QIcon(pixmap), name);
+        ui->combo->setCurrentIndex(0);
+    }
+    emit colorDoubleClicked(color);
+}