Mercurial > octave
view libgui/graphics/GLCanvas.cc @ 22417:48c00363dc74
maint: Use '{ }' for empty function bodies in C++.
* Backend.cc, BaseControl.cc, ButtonControl.cc, ButtonGroup.cc,
CheckBoxControl.cc, Container.cc, ContextMenu.cc, EditControl.cc, Figure.cc,
FigureWindow.cc, GLCanvas.cc, ListBoxControl.cc, Logger.cc, Menu.cc,
MouseModeActionGroup.cc, Object.cc, Panel.cc, PopupMenuControl.cc,
PushButtonControl.cc, PushTool.cc, RadioButtonControl.cc, SliderControl.cc,
TextControl.cc, ToggleButtonControl.cc, ToggleTool.cc, ToolBar.cc,
ToolBarButton.cc, marker.cc, octave-dock-widget.h, octave-qt-link.cc,
shortcut-manager.cc, shortcut-manager.h, Cell.cc, jit-ir.cc, jit-ir.h,
jit-typeinfo.cc, oct-prcstrm.cc, octave-link.cc, profiler.cc, pt-jit.cc,
sysdep.cc, __init_gnuplot__.cc, ov-fcn-handle.cc, ov.cc, pt-check.cc,
CColVector.cc, CMatrix.cc, CSparse.cc, dMatrix.cc, fCColVector.cc, fCMatrix.cc,
fMatrix.cc, aepbalance.h, oct-norm.cc, byte-swap.h, cmd-hist.cc, oct-sort.cc:
Use '{ }' for empty function bodies in C++.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 01 Sep 2016 09:33:55 -0700 |
parents | 8758addcf265 |
children | 49103c6e0782 |
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/* Copyright (C) 2011-2016 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 <http://www.gnu.org/licenses/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include "gl-render.h" #include "graphics.h" #include "GLCanvas.h" #include "gl-select.h" namespace QtHandles { GLCanvas::GLCanvas (QWidget* xparent, const graphics_handle& gh) #if defined (Q_OS_WIN32) : QGLWidget (QGLFormat (QGL::SampleBuffers | QGL::IndirectRendering), xparent), Canvas (gh) #else : QGLWidget (QGLFormat (QGL::SampleBuffers), xparent), Canvas (gh) #endif { setFocusPolicy (Qt::ClickFocus); setFocus(); } GLCanvas::~GLCanvas (void) { } void GLCanvas::draw (const graphics_handle& gh) { gh_manager::auto_lock lock; graphics_object go = gh_manager::get_object (gh); if (go) { octave::opengl_renderer r; r.set_viewport (width (), height ()); r.draw(go); } } void GLCanvas::toggleAxes (const graphics_handle& gh) { canvasToggleAxes (gh); } void GLCanvas::toggleGrid (const graphics_handle& gh) { canvasToggleGrid (gh); } void GLCanvas::autoAxes (const graphics_handle& gh) { canvasAutoAxes (gh); } graphics_object GLCanvas::selectFromAxes (const graphics_object& ax, const QPoint& pt) { makeCurrent (); if (ax) { octave::opengl_selector s; s.set_viewport (width (), height ()); return s.select (ax, pt.x (), height () - pt.y ()); } return graphics_object (); } inline void glDrawZoomBox (const QPoint& p1, const QPoint& p2) { glVertex2d (p1.x (), p1.y ()); glVertex2d (p2.x (), p1.y ()); glVertex2d (p2.x (), p2.y ()); glVertex2d (p1.x (), p2.y ()); glVertex2d (p1.x (), p1.y ()); } void GLCanvas::drawZoomBox (const QPoint& p1, const QPoint& p2) { glPushMatrix (); glMatrixMode (GL_MODELVIEW); glLoadIdentity (); glMatrixMode (GL_PROJECTION); glLoadIdentity (); glOrtho (0, width (), height (), 0, 1, -1); glPushAttrib (GL_DEPTH_BUFFER_BIT | GL_CURRENT_BIT); glDisable (GL_DEPTH_TEST); glBegin (GL_POLYGON); glColor4f (0.45, 0.62, 0.81, 0.1); glDrawZoomBox (p1, p2); glEnd (); glBegin (GL_LINE_STRIP); glLineWidth (1.5); glColor4f (0.45, 0.62, 0.81, 0.9); glDrawZoomBox (p1, p2); glEnd (); glPopAttrib (); glPopMatrix (); } void GLCanvas::paintGL (void) { canvasPaintEvent (); } void GLCanvas::mouseDoubleClickEvent (QMouseEvent* xevent) { canvasMouseDoubleClickEvent (xevent); } void GLCanvas::mouseMoveEvent (QMouseEvent* xevent) { canvasMouseMoveEvent (xevent); } void GLCanvas::mousePressEvent (QMouseEvent* xevent) { canvasMousePressEvent (xevent); } void GLCanvas::mouseReleaseEvent (QMouseEvent* xevent) { canvasMouseReleaseEvent (xevent); } void GLCanvas::wheelEvent (QWheelEvent* xevent) { canvasWheelEvent (xevent); } void GLCanvas::keyPressEvent (QKeyEvent* xevent) { if (! canvasKeyPressEvent (xevent)) QGLWidget::keyPressEvent (xevent); } void GLCanvas::keyReleaseEvent (QKeyEvent* xevent) { if (! canvasKeyReleaseEvent (xevent)) QGLWidget::keyReleaseEvent (xevent); } }