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authorJ-P Nurmi <jpnurmi@digia.com>2012-11-27 14:18:41 +0100
committerThe Qt Project <gerrit-noreply@qt-project.org>2012-11-28 00:56:34 +0100
commitcb961007c534b260b779ed513d33843a9dce01f4 (patch)
treed780db451451d51ab10aa114a6e01f813e32c852 /examples/tools/plugandpaint/paintarea.cpp
parent3d66b86cb7407201f091d16130b3da73e613cc5f (diff)
Examples: move widgets specific "tools" examples to the correct place
examples/tools -> examples/widgets/tools Change-Id: I8b9e23c45e07ce5cd9da8f24a9a9f7ae10b2b107 Reviewed-by: hjk <qthjk@ovi.com>
Diffstat (limited to 'examples/tools/plugandpaint/paintarea.cpp')
-rw-r--r--examples/tools/plugandpaint/paintarea.cpp195
1 files changed, 0 insertions, 195 deletions
diff --git a/examples/tools/plugandpaint/paintarea.cpp b/examples/tools/plugandpaint/paintarea.cpp
deleted file mode 100644
index 5cae92cb31..0000000000
--- a/examples/tools/plugandpaint/paintarea.cpp
+++ /dev/null
@@ -1,195 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** You may use this file under the terms of the BSD license as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
-** of its contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-
-#include "interfaces.h"
-#include "paintarea.h"
-
-#include <QPainter>
-#include <QMouseEvent>
-
-PaintArea::PaintArea(QWidget *parent) :
- QWidget(parent),
- theImage(500, 400, QImage::Format_RGB32),
- color(Qt::blue),
- thickness(3),
- brushInterface(0),
- lastPos(-1, -1)
-{
- setAttribute(Qt::WA_StaticContents);
- setAttribute(Qt::WA_NoBackground);
-
- theImage.fill(qRgb(255, 255, 255));
-}
-
-bool PaintArea::openImage(const QString &fileName)
-{
- QImage image;
- if (!image.load(fileName))
- return false;
-
- setImage(image);
- return true;
-}
-
-bool PaintArea::saveImage(const QString &fileName, const char *fileFormat)
-{
- return theImage.save(fileName, fileFormat);
-}
-
-void PaintArea::setImage(const QImage &image)
-{
- theImage = image.convertToFormat(QImage::Format_RGB32);
- update();
- updateGeometry();
-}
-
-void PaintArea::insertShape(const QPainterPath &path)
-{
- pendingPath = path;
-#ifndef QT_NO_CURSOR
- setCursor(Qt::CrossCursor);
-#endif
-}
-
-void PaintArea::setBrushColor(const QColor &color)
-{
- this->color = color;
-}
-
-void PaintArea::setBrushWidth(int width)
-{
- thickness = width;
-}
-
-//! [0]
-void PaintArea::setBrush(BrushInterface *brushInterface, const QString &brush)
-{
- this->brushInterface = brushInterface;
- this->brush = brush;
-}
-//! [0]
-
-QSize PaintArea::sizeHint() const
-{
- return theImage.size();
-}
-
-void PaintArea::paintEvent(QPaintEvent * /* event */)
-{
- QPainter painter(this);
- painter.drawImage(QPoint(0, 0), theImage);
-}
-
-void PaintArea::mousePressEvent(QMouseEvent *event)
-{
- if (event->button() == Qt::LeftButton) {
- if (!pendingPath.isEmpty()) {
- QPainter painter(&theImage);
- setupPainter(painter);
-
- const QRectF boundingRect = pendingPath.boundingRect();
- QLinearGradient gradient(boundingRect.topRight(),
- boundingRect.bottomLeft());
- gradient.setColorAt(0.0, QColor(color.red(), color.green(),
- color.blue(), 63));
- gradient.setColorAt(1.0, QColor(color.red(), color.green(),
- color.blue(), 191));
- painter.setBrush(gradient);
- painter.translate(event->pos() - boundingRect.center());
- painter.drawPath(pendingPath);
-
- pendingPath = QPainterPath();
-#ifndef QT_NO_CURSOR
- unsetCursor();
-#endif
- update();
- } else {
- if (brushInterface) {
- QPainter painter(&theImage);
- setupPainter(painter);
- const QRect rect = brushInterface->mousePress(brush, painter,
- event->pos());
- update(rect);
- }
-
- lastPos = event->pos();
- }
- }
-}
-
-//! [1]
-void PaintArea::mouseMoveEvent(QMouseEvent *event)
-{
- if ((event->buttons() & Qt::LeftButton) && lastPos != QPoint(-1, -1)) {
- if (brushInterface) {
- QPainter painter(&theImage);
- setupPainter(painter);
- const QRect rect = brushInterface->mouseMove(brush, painter, lastPos,
- event->pos());
- update(rect);
- }
-
- lastPos = event->pos();
- }
-}
-//! [1]
-
-void PaintArea::mouseReleaseEvent(QMouseEvent *event)
-{
- if (event->button() == Qt::LeftButton && lastPos != QPoint(-1, -1)) {
- if (brushInterface) {
- QPainter painter(&theImage);
- setupPainter(painter);
- QRect rect = brushInterface->mouseRelease(brush, painter,
- event->pos());
- update(rect);
- }
-
- lastPos = QPoint(-1, -1);
- }
-}
-
-void PaintArea::setupPainter(QPainter &painter)
-{
- painter.setRenderHint(QPainter::Antialiasing, true);
- painter.setPen(QPen(color, thickness, Qt::SolidLine, Qt::RoundCap,
- Qt::RoundJoin));
-}