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Diffstat (limited to 'examples/wayland/qwindow-compositor/window.cpp')
| -rw-r--r-- | examples/wayland/qwindow-compositor/window.cpp | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/examples/wayland/qwindow-compositor/window.cpp b/examples/wayland/qwindow-compositor/window.cpp deleted file mode 100644 index c8e5604bd..000000000 --- a/examples/wayland/qwindow-compositor/window.cpp +++ /dev/null @@ -1,280 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Wayland module -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, 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 The Qt Company Ltd 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 "window.h" - -#include <QMouseEvent> -#include <QOpenGLWindow> -#include <QOpenGLTexture> -#include <QOpenGLFunctions> -#include <QMatrix4x4> - -#include "compositor.h" -#include <QtWaylandCompositor/qwaylandseat.h> - -Window::Window() -{ -} - -void Window::setCompositor(Compositor *comp) { - m_compositor = comp; - connect(m_compositor, &Compositor::startMove, this, &Window::startMove); - connect(m_compositor, &Compositor::startResize, this, &Window::startResize); - connect(m_compositor, &Compositor::dragStarted, this, &Window::startDrag); -} - -void Window::initializeGL() -{ - QImage backgroundImage = QImage(QLatin1String(":/background.jpg")).rgbSwapped(); - backgroundImage.invertPixels(); - m_backgroundTexture = new QOpenGLTexture(backgroundImage, QOpenGLTexture::DontGenerateMipMaps); - m_backgroundTexture->setMinificationFilter(QOpenGLTexture::Nearest); - m_backgroundImageSize = backgroundImage.size(); - m_textureBlitter.create(); - m_compositor->create(); // the compositor's hardware integration may depend on GL -} - -void Window::drawBackground() -{ - for (int y = 0; y < height(); y += m_backgroundImageSize.height()) { - for (int x = 0; x < width(); x += m_backgroundImageSize.width()) { - QMatrix4x4 targetTransform = QOpenGLTextureBlitter::targetTransform(QRect(QPoint(x,y), m_backgroundImageSize), QRect(QPoint(0,0), size())); - m_textureBlitter.blit(m_backgroundTexture->textureId(), - targetTransform, - QOpenGLTextureBlitter::OriginTopLeft); - } - } -} - -QPointF Window::getAnchorPosition(const QPointF &position, int resizeEdge, const QSize &windowSize) -{ - float y = position.y(); - if (resizeEdge & QWaylandXdgSurfaceV5::ResizeEdge::TopEdge) - y += windowSize.height(); - - float x = position.x(); - if (resizeEdge & QWaylandXdgSurfaceV5::ResizeEdge::LeftEdge) - x += windowSize.width(); - - return QPointF(x, y); -} - -QPointF Window::getAnchoredPosition(const QPointF &anchorPosition, int resizeEdge, const QSize &windowSize) -{ - return anchorPosition - getAnchorPosition(QPointF(), resizeEdge, windowSize); -} - -void Window::paintGL() -{ - m_compositor->startRender(); - QOpenGLFunctions *functions = context()->functions(); - functions->glClearColor(1.f, .6f, .0f, 0.5f); - functions->glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - m_textureBlitter.bind(); - drawBackground(); - - functions->glEnable(GL_BLEND); - functions->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - - GLenum currentTarget = GL_TEXTURE_2D; - Q_FOREACH (View *view, m_compositor->views()) { - if (view->isCursor()) - continue; - auto texture = view->getTexture(); - if (!texture) - continue; - if (texture->target() != currentTarget) { - currentTarget = texture->target(); - m_textureBlitter.bind(currentTarget); - } - QWaylandSurface *surface = view->surface(); - if ((surface && surface->hasContent()) || view->isBufferLocked()) { - QSize s = view->size(); - if (!s.isEmpty()) { - if (m_mouseView == view && m_grabState == ResizeGrab && m_resizeAnchored) - view->setPosition(getAnchoredPosition(m_resizeAnchorPosition, m_resizeEdge, s)); - QPointF pos = view->position() + view->parentPosition(); - QRectF surfaceGeometry(pos, s); - auto surfaceOrigin = view->textureOrigin(); - auto sf = view->animationFactor(); - QRectF targetRect(surfaceGeometry.topLeft() * sf, surfaceGeometry.size() * sf); - QMatrix4x4 targetTransform = QOpenGLTextureBlitter::targetTransform(targetRect, QRect(QPoint(), size())); - m_textureBlitter.blit(texture->textureId(), targetTransform, surfaceOrigin); - } - } - } - functions->glDisable(GL_BLEND); - - m_textureBlitter.release(); - m_compositor->endRender(); -} - -View *Window::viewAt(const QPointF &point) -{ - View *ret = nullptr; - Q_FOREACH (View *view, m_compositor->views()) { - if (view == m_dragIconView) - continue; - QRectF geom(view->position(), view->size()); - if (geom.contains(point)) - ret = view; - } - return ret; -} - -void Window::startMove() -{ - m_grabState = MoveGrab; -} - -void Window::startResize(int edge, bool anchored) -{ - m_initialSize = m_mouseView->windowSize(); - m_grabState = ResizeGrab; - m_resizeEdge = edge; - m_resizeAnchored = anchored; - m_resizeAnchorPosition = getAnchorPosition(m_mouseView->position(), edge, m_mouseView->surface()->size()); -} - -void Window::startDrag(View *dragIcon) -{ - m_grabState = DragGrab; - m_dragIconView = dragIcon; - m_compositor->raise(dragIcon); -} - -void Window::mousePressEvent(QMouseEvent *e) -{ - if (mouseGrab()) - return; - if (m_mouseView.isNull()) { - m_mouseView = viewAt(e->localPos()); - if (!m_mouseView) { - m_compositor->closePopups(); - return; - } - if (e->modifiers() == Qt::AltModifier || e->modifiers() == Qt::MetaModifier) - m_grabState = MoveGrab; //start move - else - m_compositor->raise(m_mouseView); - m_initialMousePos = e->localPos(); - m_mouseOffset = e->localPos() - m_mouseView->position(); - - QMouseEvent moveEvent(QEvent::MouseMove, e->localPos(), e->globalPos(), Qt::NoButton, Qt::NoButton, e->modifiers()); - sendMouseEvent(&moveEvent, m_mouseView); - } - sendMouseEvent(e, m_mouseView); -} - -void Window::mouseReleaseEvent(QMouseEvent *e) -{ - if (!mouseGrab()) - sendMouseEvent(e, m_mouseView); - if (e->buttons() == Qt::NoButton) { - if (m_grabState == DragGrab) { - View *view = viewAt(e->localPos()); - m_compositor->handleDrag(view, e); - } - m_mouseView = nullptr; - m_grabState = NoGrab; - } -} - -void Window::mouseMoveEvent(QMouseEvent *e) -{ - switch (m_grabState) { - case NoGrab: { - View *view = m_mouseView ? m_mouseView.data() : viewAt(e->localPos()); - sendMouseEvent(e, view); - if (!view) - setCursor(Qt::ArrowCursor); - } - break; - case MoveGrab: { - m_mouseView->setPosition(e->localPos() - m_mouseOffset); - update(); - } - break; - case ResizeGrab: { - QPoint delta = (e->localPos() - m_initialMousePos).toPoint(); - m_compositor->handleResize(m_mouseView, m_initialSize, delta, m_resizeEdge); - } - break; - case DragGrab: { - View *view = viewAt(e->localPos()); - m_compositor->handleDrag(view, e); - if (m_dragIconView) { - m_dragIconView->setPosition(e->localPos() + m_dragIconView->offset()); - update(); - } - } - break; - } -} - -void Window::sendMouseEvent(QMouseEvent *e, View *target) -{ - QPointF mappedPos = e->localPos(); - if (target) - mappedPos -= target->position(); - QMouseEvent viewEvent(e->type(), mappedPos, e->localPos(), e->button(), e->buttons(), e->modifiers()); - m_compositor->handleMouseEvent(target, &viewEvent); -} - -void Window::keyPressEvent(QKeyEvent *e) -{ - m_compositor->defaultSeat()->sendKeyPressEvent(e->nativeScanCode()); -} - -void Window::keyReleaseEvent(QKeyEvent *e) -{ - m_compositor->defaultSeat()->sendKeyReleaseEvent(e->nativeScanCode()); -} |