Program Listing for File uiutility.cpp

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#include <QApplication>
#include <QBrush>
#include <QColor>
#include <QComboBox>
#include <QImage>
#include <QPainter>
#include <QPixmap>
#include <QRect>
#include <QSettings>
#include "uiutility.h"

namespace PixelMaestroStudio {
    UIUtility::UIUtility() { }

    QSharedPointer<QPixmap> UIUtility::generate_palette_thumbnail(PaletteController::PaletteWrapper& palette) {
        QSharedPointer<QPixmap> thumbnail = QSharedPointer<QPixmap>(new QPixmap(100, 20));
        QPainter painter(thumbnail.data());
        painter.setRenderHint(QPainter::Antialiasing);

        int i = 0;
        while (i < 5 || i < palette.palette.get_num_colors()) {
            Colors::RGB rgb = palette.palette.get_color_at_index(i);
            // Generate thumbnail
            QColor qcolor;
            QBrush brush;
            QRect rect;

            qcolor.setRgb(rgb.r, rgb.g, rgb.b);
            brush.setColor(qcolor);
            brush.setStyle(Qt::BrushStyle::SolidPattern);

            rect.setRect(i * 20, 0, 20, 20);
            painter.setBrush(brush);
            painter.setPen(Qt::PenStyle::NoPen);

            painter.drawRect(rect);

            ++i;
        }

        return thumbnail;
    }

    void UIUtility::highlight_widget(QWidget* widget, bool highlight) {
        if (highlight) {
            QColor highlight_color = qApp->palette().highlight().color();
            widget->setStyleSheet(QString("background-color: rgb(%1, %2, %3);").arg(highlight_color.red()).arg(highlight_color.green()).arg(highlight_color.blue()));
        }
        else {
            widget->setStyleSheet(QString());
        }
    }
}