mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2025-07-05 16:55:25 +08:00
6.5.3 clean
This commit is contained in:
kleuter
@ -0,0 +1,2 @@
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add_subdirectory(basictools)
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add_subdirectory(extrafilters)
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# Copyright (C) 2022 The Qt Company Ltd.
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# SPDX-License-Identifier: BSD-3-Clause
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qt_add_plugin(pnp_basictools
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STATIC
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CLASS_NAME BasicToolsPlugin
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basictoolsplugin.cpp basictoolsplugin.h
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)
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target_include_directories(pnp_basictools PRIVATE
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../../app
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)
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target_link_libraries(pnp_basictools PRIVATE
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Qt6::Core
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Qt6::Gui
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Qt6::Widgets
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)
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{}
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#! [0]
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TEMPLATE = lib
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CONFIG += plugin static
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QT += widgets
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INCLUDEPATH += ../../app
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HEADERS = basictoolsplugin.h
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SOURCES = basictoolsplugin.cpp
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TARGET = $$qtLibraryTarget(pnp_basictools)
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DESTDIR = ../../plugins
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#! [0]
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# install
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target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tools/plugandpaint/plugins
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INSTALLS += target
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CONFIG += install_ok # Do not cargo-cult this!
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uikit: CONFIG += debug_and_release
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@ -0,0 +1,150 @@
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// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "basictoolsplugin.h"
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#include <QInputDialog>
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#include <QPainter>
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#include <QRandomGenerator>
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#include <QtMath>
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//! [0]
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QStringList BasicToolsPlugin::brushes() const
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{
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return {tr("Pencil"), tr("Air Brush"), tr("Random Letters")};
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}
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//! [0]
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//! [1]
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QRect BasicToolsPlugin::mousePress(const QString &brush, QPainter &painter,
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const QPoint &pos)
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{
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return mouseMove(brush, painter, pos, pos);
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}
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//! [1]
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//! [2]
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QRect BasicToolsPlugin::mouseMove(const QString &brush, QPainter &painter,
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const QPoint &oldPos, const QPoint &newPos)
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{
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painter.save();
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int rad = painter.pen().width() / 2;
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QRect boundingRect = QRect(oldPos, newPos).normalized()
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.adjusted(-rad, -rad, +rad, +rad);
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QColor color = painter.pen().color();
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int thickness = painter.pen().width();
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QColor transparentColor(color.red(), color.green(), color.blue(), 0);
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//! [2] //! [3]
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if (brush == tr("Pencil")) {
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painter.drawLine(oldPos, newPos);
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} else if (brush == tr("Air Brush")) {
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int numSteps = 2 + (newPos - oldPos).manhattanLength() / 2;
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painter.setBrush(QBrush(color, Qt::Dense6Pattern));
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painter.setPen(Qt::NoPen);
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for (int i = 0; i < numSteps; ++i) {
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int x = oldPos.x() + i * (newPos.x() - oldPos.x()) / (numSteps - 1);
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int y = oldPos.y() + i * (newPos.y() - oldPos.y()) / (numSteps - 1);
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painter.drawEllipse(x - (thickness / 2), y - (thickness / 2),
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thickness, thickness);
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}
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} else if (brush == tr("Random Letters")) {
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QChar ch(QRandomGenerator::global()->bounded('A', 'Z' + 1));
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QFont biggerFont = painter.font();
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biggerFont.setBold(true);
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biggerFont.setPointSize(biggerFont.pointSize() + thickness);
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painter.setFont(biggerFont);
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painter.drawText(newPos, QString(ch));
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QFontMetrics metrics(painter.font());
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boundingRect = metrics.boundingRect(ch);
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boundingRect.translate(newPos);
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boundingRect.adjust(-10, -10, +10, +10);
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}
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painter.restore();
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return boundingRect;
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}
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//! [3]
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//! [4]
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QRect BasicToolsPlugin::mouseRelease(const QString & /* brush */,
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QPainter & /* painter */,
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const QPoint & /* pos */)
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{
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return QRect(0, 0, 0, 0);
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}
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//! [4]
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//! [5]
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QStringList BasicToolsPlugin::shapes() const
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{
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return {tr("Circle"), tr("Star"), tr("Text...")};
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}
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//! [5]
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//! [6]
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QPainterPath BasicToolsPlugin::generateShape(const QString &shape,
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QWidget *parent)
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{
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QPainterPath path;
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if (shape == tr("Circle")) {
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path.addEllipse(0, 0, 50, 50);
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} else if (shape == tr("Star")) {
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path.moveTo(90, 50);
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for (int i = 1; i < 5; ++i) {
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path.lineTo(50 + 40 * std::cos(0.8 * i * M_PI),
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50 + 40 * std::sin(0.8 * i * M_PI));
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}
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path.closeSubpath();
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} else if (shape == tr("Text...")) {
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QString text = QInputDialog::getText(parent, tr("Text Shape"),
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tr("Enter text:"),
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QLineEdit::Normal, tr("Qt"));
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if (!text.isEmpty()) {
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QFont timesFont("Times", 50);
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timesFont.setStyleStrategy(QFont::ForceOutline);
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path.addText(0, 0, timesFont, text);
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}
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}
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return path;
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}
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//! [6]
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//! [7]
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QStringList BasicToolsPlugin::filters() const
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{
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return {tr("Invert Pixels"), tr("Swap RGB"), tr("Grayscale")};
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}
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//! [7]
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//! [8]
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QImage BasicToolsPlugin::filterImage(const QString &filter, const QImage &image,
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QWidget * /* parent */)
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{
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QImage result = image.convertToFormat(QImage::Format_RGB32);
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if (filter == tr("Invert Pixels")) {
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result.invertPixels();
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} else if (filter == tr("Swap RGB")) {
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result = result.rgbSwapped();
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} else if (filter == tr("Grayscale")) {
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for (int y = 0; y < result.height(); ++y) {
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for (int x = 0; x < result.width(); ++x) {
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QRgb pixel = result.pixel(x, y);
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int gray = qGray(pixel);
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int alpha = qAlpha(pixel);
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result.setPixel(x, y, qRgba(gray, gray, gray, alpha));
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}
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}
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}
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return result;
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}
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//! [8]
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@ -0,0 +1,54 @@
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// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#ifndef BASICTOOLSPLUGIN_H
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#define BASICTOOLSPLUGIN_H
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//! [0]
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#include <interfaces.h>
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#include <QImage>
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#include <QObject>
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#include <QPainterPath>
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#include <QRect>
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#include <QStringList>
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#include <QtPlugin>
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//! [1]
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class BasicToolsPlugin : public QObject,
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public BrushInterface,
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public ShapeInterface,
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public FilterInterface
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{
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Q_OBJECT
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//! [4]
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Q_PLUGIN_METADATA(IID "org.qt-project.Qt.Examples.PlugAndPaint.BrushInterface" FILE "basictools.json")
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//! [4]
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Q_INTERFACES(BrushInterface ShapeInterface FilterInterface)
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//! [0]
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//! [2]
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public:
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//! [1]
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// BrushInterface
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QStringList brushes() const override;
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QRect mousePress(const QString &brush, QPainter &painter,
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const QPoint &pos) override;
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QRect mouseMove(const QString &brush, QPainter &painter,
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const QPoint &oldPos, const QPoint &newPos) override;
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QRect mouseRelease(const QString &brush, QPainter &painter,
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const QPoint &pos) override;
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// ShapeInterface
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QStringList shapes() const override;
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QPainterPath generateShape(const QString &shape, QWidget *parent) override;
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// FilterInterface
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QStringList filters() const override;
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QImage filterImage(const QString &filter, const QImage &image,
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QWidget *parent) override;
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//! [3]
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};
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//! [2] //! [3]
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#endif
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@ -0,0 +1,26 @@
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# Copyright (C) 2022 The Qt Company Ltd.
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# SPDX-License-Identifier: BSD-3-Clause
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qt_add_plugin(pnp_extrafilters
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CLASS_NAME ExtraFiltersPlugin
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extrafiltersplugin.cpp extrafiltersplugin.h
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)
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set_target_properties(pnp_extrafilters PROPERTIES
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LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/app"
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)
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target_include_directories(pnp_extrafilters PRIVATE
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../../app
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)
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target_link_libraries(pnp_extrafilters PRIVATE
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Qt6::Core
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Qt6::Gui
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Qt6::Widgets
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)
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install(TARGETS pnp_extrafilters
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BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}/plugins"
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LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}/plugins"
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)
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@ -0,0 +1 @@
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{}
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@ -0,0 +1,17 @@
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#! [0]
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TEMPLATE = lib
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CONFIG += plugin
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QT += widgets
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INCLUDEPATH += ../../app
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HEADERS = extrafiltersplugin.h
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SOURCES = extrafiltersplugin.cpp
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TARGET = $$qtLibraryTarget(pnp_extrafilters)
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DESTDIR = ../../plugins
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#! [0]
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# install
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target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tools/plugandpaint/plugins
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INSTALLS += target
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CONFIG += install_ok # Do not cargo-cult this!
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uikit: CONFIG += debug_and_release
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@ -0,0 +1,82 @@
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// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "extrafiltersplugin.h"
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#include <QInputDialog>
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QStringList ExtraFiltersPlugin::filters() const
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{
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return {tr("Flip Horizontally"), tr("Flip Vertically"),
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tr("Smudge..."), tr("Threshold...")};
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}
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QImage ExtraFiltersPlugin::filterImage(const QString &filter,
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const QImage &image, QWidget *parent)
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{
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QImage original = image.convertToFormat(QImage::Format_RGB32);
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QImage result = original;
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if (filter == tr("Flip Horizontally")) {
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for (int y = 0; y < original.height(); ++y) {
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for (int x = 0; x < original.width(); ++x) {
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QRgb pixel = original.pixel(original.width() - x - 1, y);
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result.setPixel(x, y, pixel);
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}
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}
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} else if (filter == tr("Flip Vertically")) {
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for (int y = 0; y < original.height(); ++y) {
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for (int x = 0; x < original.width(); ++x) {
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QRgb pixel = original.pixel(x, original.height() - y - 1);
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result.setPixel(x, y, pixel);
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}
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}
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} else if (filter == tr("Smudge...")) {
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bool ok;
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int numIters = QInputDialog::getInt(parent, tr("Smudge Filter"),
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tr("Enter number of iterations:"),
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5, 1, 20, 1, &ok);
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if (ok) {
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for (int i = 0; i < numIters; ++i) {
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for (int y = 1; y < original.height() - 1; ++y) {
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for (int x = 1; x < original.width() - 1; ++x) {
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QRgb p1 = original.pixel(x, y);
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QRgb p2 = original.pixel(x, y + 1);
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QRgb p3 = original.pixel(x, y - 1);
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QRgb p4 = original.pixel(x + 1, y);
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QRgb p5 = original.pixel(x - 1, y);
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int red = (qRed(p1) + qRed(p2) + qRed(p3) + qRed(p4)
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+ qRed(p5)) / 5;
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int green = (qGreen(p1) + qGreen(p2) + qGreen(p3)
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+ qGreen(p4) + qGreen(p5)) / 5;
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int blue = (qBlue(p1) + qBlue(p2) + qBlue(p3)
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+ qBlue(p4) + qBlue(p5)) / 5;
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int alpha = (qAlpha(p1) + qAlpha(p2) + qAlpha(p3)
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+ qAlpha(p4) + qAlpha(p5)) / 5;
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result.setPixel(x, y, qRgba(red, green, blue, alpha));
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}
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}
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}
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}
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} else if (filter == tr("Threshold...")) {
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bool ok;
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int threshold = QInputDialog::getInt(parent, tr("Threshold Filter"),
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tr("Enter threshold:"),
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10, 1, 256, 1, &ok);
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if (ok) {
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int factor = 256 / threshold;
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for (int y = 0; y < original.height(); ++y) {
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for (int x = 0; x < original.width(); ++x) {
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QRgb pixel = original.pixel(x, y);
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result.setPixel(x, y, qRgba(qRed(pixel) / factor * factor,
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qGreen(pixel) / factor * factor,
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qBlue(pixel) / factor * factor,
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qAlpha(pixel)));
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}
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}
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}
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}
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return result;
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}
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@ -0,0 +1,28 @@
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// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#ifndef EXTRAFILTERSPLUGIN_H
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#define EXTRAFILTERSPLUGIN_H
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//! [0]
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#include <interfaces.h>
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#include <QObject>
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#include <QtPlugin>
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#include <QStringList>
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#include <QImage>
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class ExtraFiltersPlugin : public QObject, public FilterInterface
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{
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Q_OBJECT
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Q_PLUGIN_METADATA(IID "org.qt-project.Qt.Examples.PlugAndPaint.FilterInterface" FILE "extrafilters.json")
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Q_INTERFACES(FilterInterface)
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public:
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QStringList filters() const override;
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QImage filterImage(const QString &filter, const QImage &image,
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QWidget *parent) override;
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};
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//! [0]
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#endif
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@ -0,0 +1,3 @@
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TEMPLATE = subdirs
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||||
SUBDIRS = basictools \
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||||
extrafilters
|
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Reference in New Issue
Block a user