56 lines
1.0 KiB
C++
56 lines
1.0 KiB
C++
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#include <QStylePainter>
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#include "PreviewColorArea.h"
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PreviewColorArea::PreviewColorArea(QWidget *parent)
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: QWidget(parent)
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, m_curColor(Qt::black)
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, m_newColor(Qt::black)
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{
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}
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PreviewColorArea::~PreviewColorArea()
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{
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}
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void PreviewColorArea::setCurColor(const QColor &c)
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{
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m_curColor = c;
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repaint();
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}
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void PreviewColorArea::setNewColor(const QColor &c)
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{
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m_newColor = c;
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update();
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}
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void PreviewColorArea::paintEvent(QPaintEvent *)
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{
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QStylePainter painter(this);
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paint(painter, geometry());
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}
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void PreviewColorArea::resizeEvent(QResizeEvent *)
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{
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update();
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}
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void PreviewColorArea::paint(QPainter &painter, QRect rect) const
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{
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int iMiddleWidth = rect.width() / 2;
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int iHeight = rect.height();
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painter.fillRect(0, 0, iMiddleWidth, iHeight, m_curColor);
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painter.fillRect(iMiddleWidth, 0, iMiddleWidth, iHeight, m_newColor);
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painter.setPen(QPen(Qt::black, 1));
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painter.drawRect(0, 0, width() - 1, height() - 1);
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}
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void PreviewColorArea::svChangedSlot(int h, int s, int v)
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{
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m_newColor.setHsv(h, s, v);
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update();
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emit svChangedSignal(h, s, v);
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}
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