squawk/plugins/colorschemetools.cpp

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/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <QIcon>
#include <QPainter>
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#include <QFileInfo>
#include <KConfigCore/KSharedConfig>
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#include <KConfigCore/KConfigGroup>
#include <KConfigWidgets/KColorScheme>
QPixmap createPixmap(int size, const QBrush& window, const QBrush& button, const QBrush& view, const QBrush& selection);
extern "C" QIcon* createPreview(const QString& path) {
KSharedConfigPtr schemeConfig = KSharedConfig::openConfig(path);
QIcon* result = new QIcon();
KColorScheme activeWindow(QPalette::Active, KColorScheme::Window, schemeConfig);
KColorScheme activeButton(QPalette::Active, KColorScheme::Button, schemeConfig);
KColorScheme activeView(QPalette::Active, KColorScheme::View, schemeConfig);
KColorScheme activeSelection(QPalette::Active, KColorScheme::Selection, schemeConfig);
result->addPixmap(createPixmap(16, activeWindow.background(), activeButton.background(), activeView.background(), activeSelection.background()));
result->addPixmap(createPixmap(24, activeWindow.background(), activeButton.background(), activeView.background(), activeSelection.background()));
return result;
}
extern "C" void deletePreview(QIcon* icon) {
delete icon;
}
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extern "C" void colorSchemeName(const QString& path, QString& answer) {
KSharedConfigPtr config = KSharedConfig::openConfig(path);
KConfigGroup group(config, QStringLiteral("General"));
answer = group.readEntry("Name", QFileInfo(path).baseName());
}
extern "C" void createPalette(const QString& path, QPalette& answer) {
KSharedConfigPtr config = KSharedConfig::openConfig(path);
answer = KColorScheme::createApplicationPalette(config);
}
QPixmap createPixmap(int size, const QBrush& window, const QBrush& button, const QBrush& view, const QBrush& selection) {
QPixmap pix(size, size);
pix.fill(Qt::black);
QPainter p;
p.begin(&pix);
const int itemSize = size / 2 - 1;
p.fillRect(1, 1, itemSize, itemSize, window);
p.fillRect(1 + itemSize, 1, itemSize, itemSize, button);
p.fillRect(1, 1 + itemSize, itemSize, itemSize, view);
p.fillRect(1 + itemSize, 1 + itemSize, itemSize, itemSize, selection);
p.end();
return pix;
}