Mercurial > octave
view libgui/graphics/GLCanvas.h @ 25054:6652d3823428 stable
maint: Update copyright dates in all source files.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 30 Mar 2018 09:19:05 -0400 |
parents | ae6679369a80 |
children | 078b795c5219 |
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/* Copyright (C) 2011-2018 Michael Goffioul This file is part of Octave. Octave is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <https://www.gnu.org/licenses/>. */ #if ! defined (octave_GLCanvas_h) #define octave_GLCanvas_h 1 #if defined (HAVE_QOPENGLWIDGET) # include <QOpenGLWidget> # define OCTAVE_QT_OPENGL_WIDGET QOpenGLWidget # include <QOpenGLFramebufferObject> # define OCTAVE_QT_OPENGL_FBO QOpenGLFramebufferObject # if defined (HAVE_QT_OFFSCREEN) # include <QOpenGLContext> # include <QOffscreenSurface> # endif #elif defined (HAVE_QGLWIDGET) # include <QGLWidget> # define OCTAVE_QT_OPENGL_WIDGET QGLWidget # include <QGLFramebufferObject> # define OCTAVE_QT_OPENGL_FBO QGLFramebufferObject #else # error "configuration error: must have <QOpenGLWidget> or <QGLWidget>." #endif #include "Canvas.h" namespace QtHandles { class GLCanvas : public OCTAVE_QT_OPENGL_WIDGET, public Canvas { public: GLCanvas (QWidget *parent, const graphics_handle& handle); ~GLCanvas (void); void draw (const graphics_handle& handle); uint8NDArray do_getPixels (const graphics_handle& handle); void do_print (const QString& file_cmd, const QString& term, const graphics_handle& handle); void toggleAxes (const graphics_handle& handle); void toggleGrid (const graphics_handle& handle); void autoAxes (const graphics_handle& handle); void drawZoomBox (const QPoint& p1, const QPoint& p2); void resize (int /* x */, int /* y */, int /* width */, int /* height */) { } graphics_object selectFromAxes (const graphics_object& ax, const QPoint& pt); QWidget * qWidget (void) { return this; } protected: void paintGL (void); void mouseDoubleClickEvent (QMouseEvent *event); void mouseMoveEvent (QMouseEvent *event); void mousePressEvent (QMouseEvent *event); void mouseReleaseEvent (QMouseEvent *event); void wheelEvent (QWheelEvent *event); void keyPressEvent (QKeyEvent *event); void keyReleaseEvent (QKeyEvent *event); private: bool begin_rendering (void); void end_rendering (void); # if defined (HAVE_QT_OFFSCREEN) QOpenGLContext m_os_context; QOffscreenSurface m_os_surface; # endif }; } #endif