119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
/*
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This file is part of KDDockWidgets.
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SPDX-FileCopyrightText: 2019 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
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Author: Sérgio Martins <sergio.martins@kdab.com>
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SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only
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Contact KDAB at <info@kdab.com> for commercial licensing options.
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*/
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#include "MyWidget.h"
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#include <QPainter>
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#include <QDebug>
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#include <QFile>
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#include <QLineEdit>
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static QHash<QString, QImage> s_images; /// clazy:exclude=non-pod-global-static
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MyWidget::MyWidget(const QString &backgroundFile, const QString &logoFile, QWidget *parent)
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: QWidget(parent)
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{
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if (!backgroundFile.isEmpty()) {
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auto it = s_images.find(backgroundFile);
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if (it == s_images.end())
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it = s_images.insert(backgroundFile, QImage(backgroundFile));
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m_background = it.value();
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}
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if (!logoFile.isEmpty()) {
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auto it = s_images.find(logoFile);
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if (it == s_images.end())
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it = s_images.insert(logoFile, QImage(logoFile));
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m_logo = it.value();
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}
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setFocusPolicy(Qt::StrongFocus);
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#if 0
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// Uncomment to show focus propagation working
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new QLineEdit(this);
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auto l2 = new QLineEdit(this);
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l2->move(0, 100);
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setFocusProxy(l2);
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#endif
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}
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MyWidget::~MyWidget()
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{
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}
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void MyWidget::drawLogo(QPainter &p)
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{
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if (m_logo.isNull())
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return;
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const qreal ratio = m_logo.height() / (m_logo.width() * 1.0);
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const int maxWidth = int(0.80 * size().width());
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const int maxHeight = int(0.80 * size().height());
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const int proposedHeight = int(maxWidth * ratio);
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const int width = proposedHeight <= maxHeight ? maxWidth : int(maxHeight / ratio);
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const int height = int(width * ratio);
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QRect targetLogoRect(0, 0, width, height);
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targetLogoRect.moveCenter(rect().center() + QPoint(0, -int(size().height() * 0.00)));
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p.drawImage(targetLogoRect, m_logo, m_logo.rect());
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}
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MyWidget1::MyWidget1(MyWidget::QWidget *parent)
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: MyWidget(QStringLiteral(":/assets/triangles.png"),
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QStringLiteral(":/assets/KDAB_bubble_white.png"), parent)
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{
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}
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void MyWidget1::paintEvent(QPaintEvent *)
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{
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QPainter p(this);
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p.fillRect(rect(), QColor(0xCC, 0xCC, 0xCC));
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p.drawImage(m_background.rect(), m_background, m_background.rect());
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drawLogo(p);
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}
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MyWidget2::MyWidget2(MyWidget::QWidget *parent)
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: MyWidget(QString(), QStringLiteral(":/assets/KDAB_bubble_blue.png"), parent)
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{
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}
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void MyWidget2::paintEvent(QPaintEvent *)
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{
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QPainter p(this);
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p.fillRect(rect(), Qt::white);
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drawLogo(p);
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}
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MyWidget3::MyWidget3(MyWidget::QWidget *parent)
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: MyWidget(QStringLiteral(":/assets/base.png"),
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QStringLiteral(":/assets/KDAB_bubble_fulcolor.png"), parent)
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, m_triangle(QImage(QStringLiteral(":/assets/tri.png")))
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{
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}
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void MyWidget3::paintEvent(QPaintEvent *)
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{
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QPainter p(this);
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p.fillRect(rect(), QColor(0xD5, 0xD5, 0xD5));
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p.drawImage(m_background.rect(), m_background, m_background.rect());
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const QRect targetRect =
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QRect({ width() - m_triangle.width(), height() - m_triangle.height() }, m_triangle.size());
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p.drawImage(targetRect, m_triangle, m_triangle.rect());
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drawLogo(p);
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}
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