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Diffstat (limited to 'src/plugins/platforms/uikit/quikitwindowsurface.mm')
| -rw-r--r-- | src/plugins/platforms/uikit/quikitwindowsurface.mm | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/src/plugins/platforms/uikit/quikitwindowsurface.mm b/src/plugins/platforms/uikit/quikitwindowsurface.mm new file mode 100644 index 0000000..1274fca --- /dev/null +++ b/src/plugins/platforms/uikit/quikitwindowsurface.mm @@ -0,0 +1,242 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "quikitwindowsurface.h" +#include "quikitwindow.h" + +#include <QtDebug> + +@implementation QImageView + +- (void)dealloc +{ + CGImageRelease(m_cgImage); + [super dealloc]; +} + +- (void)setImage:(QImage *)image +{ + CGImageRelease(m_cgImage); + + const uchar *imageData = image->bits(); + int bitDepth = image->depth(); + int colorBufferSize = 8; + int bytesPrLine = image->bytesPerLine(); + int width = image->width(); + int height = image->height(); + + CGColorSpaceRef cgColourSpaceRef = CGColorSpaceCreateDeviceRGB(); + + CGDataProviderRef cgDataProviderRef = CGDataProviderCreateWithData( + NULL, + imageData, + image->byteCount(), + NULL); + + m_cgImage = CGImageCreate(width, + height, + colorBufferSize, + bitDepth, + bytesPrLine, + cgColourSpaceRef, + kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Little, + cgDataProviderRef, + NULL, + false, + kCGRenderingIntentDefault); + + CGDataProviderRelease(cgDataProviderRef); + CGColorSpaceRelease(cgColourSpaceRef); +} + +- (void)setWidget:(QWidget *)widget +{ + m_widget = widget; +} + +- (void)drawRect:(CGRect)rect +{ + + if (!m_cgImage) + return; + + CGContextRef cgContext = UIGraphicsGetCurrentContext(); + CGContextSaveGState( cgContext ); + + int dy = rect.origin.y + CGRectGetMaxY(rect); + CGContextTranslateCTM(cgContext, 0, dy); + CGContextScaleCTM(cgContext, 1, -1); + CGImageRef subImage = CGImageCreateWithImageInRect(m_cgImage, rect); + CGContextDrawImage(cgContext,rect,subImage); + CGImageRelease(subImage); + + CGContextRestoreGState(cgContext); +} + +//- (QList<struct QWindowSystemInterface::TouchPoint>)touchPointsForTouches:(NSSet *)touches +//{ +// NSEnumerator *enumerator = [touches objectEnumerator]; +// id touch; +// int count = 0; +// QList<struct QWindowSystemInterface::TouchPoint> result; +// while ((touch = [enumerator nextObject])) { +// CGPoint locationInView = [touch locationInView:self]; +// CGRect bounds = [self bounds]; +// struct QWindowSystemInterface::TouchPoint p; +// p.id = count; +// p.isPrimary = true; +// p.normalPosition = QPointF(locationInView.x / bounds.size.width, +// locationInView.y / bounds.size.height); +// p.area = QRectF(locationInView.x, locationInView.y, 1, 1); +// p.pressure = 1.; +// switch ([touch phase]) { +// case UITouchPhaseBegan: +// p.state = Qt::TouchPointPressed; +// break; +// case UITouchPhaseMoved: +// p.state = Qt::TouchPointMoved; +// break; +// case UITouchPhaseStationary: +// p.state = Qt::TouchPointStationary; +// break; +// case UITouchPhaseEnded: +// case UITouchPhaseCancelled: +// p.state = Qt::TouchPointReleased; +// break; +// } +// result << p; +// qDebug() << p.id << ":" << p.normalPosition << p.area << p.state; +// ++count; +// } +// qDebug() << result.size(); +// return result; +//} + +- (void)sendMouseEventForTouches:(NSSet *)touches withEvent:(UIEvent *)event fakeButtons:(Qt::MouseButtons)buttons +{ + UITouch *touch = [touches anyObject]; + CGPoint locationInView = [touch locationInView:self]; + QPoint p(locationInView.x, locationInView.y); + // TODO handle global touch point? for status bar? + QWindowSystemInterface::handleMouseEvent(m_widget, (ulong)(event.timestamp*1000), + p, p, buttons); +} + +- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event +{ + //QWindowSystemInterface::handleTouchEvent(m_widget, (ulong)(event.timestamp*1000), + // QEvent::TouchBegin, QTouchEvent::TouchScreen, + // [self touchPointsForTouches:touches]); + [self sendMouseEventForTouches:touches withEvent:event fakeButtons:Qt::LeftButton]; +} + +- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event +{ + //QWindowSystemInterface::handleTouchEvent(m_widget, (ulong)(event.timestamp*1000), + // QEvent::TouchUpdate, QTouchEvent::TouchScreen, + // [self touchPointsForTouches:touches]); + [self sendMouseEventForTouches:touches withEvent:event fakeButtons:Qt::LeftButton]; +} + +- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event +{ + //QWindowSystemInterface::handleTouchEvent(m_widget, (ulong)(event.timestamp*1000), + // QEvent::TouchEnd, QTouchEvent::TouchScreen, + // [self touchPointsForTouches:touches]); + [self sendMouseEventForTouches:touches withEvent:event fakeButtons:Qt::NoButton]; +} + +- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event +{ + //QWindowSystemInterface::handleTouchEvent(m_widget, (ulong)(event.timestamp*1000), + // QEvent::TouchEnd, QTouchEvent::TouchScreen, + // [self touchPointsForTouches:touches]); + [self sendMouseEventForTouches:touches withEvent:event fakeButtons:Qt::NoButton]; +} + +@end + +QT_BEGIN_NAMESPACE + +QUIKitWindowSurface::QUIKitWindowSurface(QWidget *window) + : QWindowSurface(window) +{ + QUIKitWindow *platformWindow = static_cast<QUIKitWindow *>(window->platformWindow()); + Q_ASSERT(platformWindow); + const QRect geo = window->geometry(); + mView = [[QImageView alloc] initWithFrame:CGRectMake(geo.x(),geo.y(),geo.width(),geo.height())]; + [mView setMultipleTouchEnabled:YES]; + [mView setWidget:window]; + mImage = new QImage(window->size(),QImage::Format_ARGB32_Premultiplied); + [mView setImage:mImage]; + if (platformWindow->nativeWindow()) { + [platformWindow->nativeWindow() addSubview:mView]; + [mView setNeedsDisplay]; + } +} + +QPaintDevice *QUIKitWindowSurface::paintDevice() +{ + return mImage; +} + +void QUIKitWindowSurface::flush(QWidget *widget, const QRegion ®ion, const QPoint &offset) +{ + Q_UNUSED(widget); + Q_UNUSED(offset); + + QRect geo = region.boundingRect(); + [mView setNeedsDisplayInRect:CGRectMake(geo.x(),geo.y(),geo.width(),geo.height())]; +} + +void QUIKitWindowSurface::resize (const QSize &size) +{ + QWindowSurface::resize(size); + + delete mImage; + mImage = new QImage(size,QImage::Format_ARGB32_Premultiplied); + [mView setImage:mImage]; + const QRect geo = geometry(); + [mView setFrame:CGRectMake(geo.x(), geo.y(), size.width(), size.height())]; + [mView setNeedsDisplay]; +} + +QT_END_NAMESPACE |