maint: Style check C++ code in libgui/ * Backend.cc, Backend.h, BaseControl.cc, BaseControl.h, ButtonControl.cc, ButtonControl.h, ButtonGroup.cc, ButtonGroup.h, Canvas.cc, Canvas.h, CheckBoxControl.cc, CheckBoxControl.h, Container.cc, Container.h, ContextMenu.cc, ContextMenu.h, EditControl.cc, EditControl.h, Figure.cc, Figure.h, FigureWindow.cc, FigureWindow.h, GLCanvas.cc, GLCanvas.h, GenericEventNotify.h, KeyMap.cc, KeyMap.h, ListBoxControl.cc, ListBoxControl.h, Logger.cc, Logger.h, Menu.cc, Menu.h, MenuContainer.h, MouseModeActionGroup.cc, MouseModeActionGroup.h, Object.cc, Object.h, ObjectFactory.cc, ObjectFactory.h, ObjectProxy.cc, ObjectProxy.h, Panel.cc, Panel.h, PopupMenuControl.cc, PopupMenuControl.h, PushButtonControl.cc, PushButtonControl.h, PushTool.cc, PushTool.h, QtHandlesUtils.cc, QtHandlesUtils.h, RadioButtonControl.cc, RadioButtonControl.h, SliderControl.cc, SliderControl.h, TextControl.cc, TextControl.h, TextEdit.cc, TextEdit.h, ToggleButtonControl.cc, ToggleButtonControl.h, ToggleTool.cc, ToggleTool.h, ToolBar.cc, ToolBar.h, ToolBarButton.cc, ToolBarButton.h, __init_qt__.cc, __init_qt__.h, annotation-dialog.cc, annotation-dialog.h, gl-select.cc, gl-select.h, color-picker.cc, color-picker.h, dialog.h, documentation-dock-widget.cc, documentation-dock-widget.h, files-dock-widget.cc, files-dock-widget.h, find-files-dialog.h, find-files-model.cc, find-files-model.h, history-dock-widget.cc, history-dock-widget.h, liboctgui-build-info.h, liboctgui-build-info.in.cc, file-editor-interface.h, file-editor-tab.cc, file-editor-tab.h, file-editor.cc, file-editor.h, find-dialog.cc, find-dialog.h, marker.cc, marker.h, octave-qscintilla.cc, octave-qscintilla.h, octave-txt-lexer.cc, octave-txt-lexer.h, main-window.cc, main-window.h, octave-cmd.cc, octave-cmd.h, octave-dock-widget.cc, octave-dock-widget.h, octave-gui.cc, octave-gui.h, octave-interpreter.cc, octave-interpreter.h, octave-qt-link.cc, octave-qt-link.h, parser.cc, parser.h, webinfo.cc, webinfo.h, resource-manager.cc, resource-manager.h, settings-dialog.cc, settings-dialog.h, shortcut-manager.cc, shortcut-manager.h, terminal-dock-widget.h, thread-manager.cc, thread-manager.h, welcome-wizard.cc, welcome-wizard.h, workspace-model.cc, workspace-model.h, workspace-view.cc, workspace-view.h: Style check C++ code in libgui/

/*

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 (octave_gl_select_h)
#define octave_gl_select_h 1

#include <map>

#include "gl-render.h"
#include "oct-opengl.h"

namespace octave
{

  enum select_flags
  {
    select_ignore_hittest = 0x01,
    select_last           = 0x02
  };

  class opengl_selector : public opengl_renderer
  {
  public:
    opengl_selector (void) : size (5) { }

    virtual ~opengl_selector (void) { }

    graphics_object select (const graphics_object& ax, int x, int y,
                            int flags = 0);

    virtual void draw (const graphics_object& go, bool toplevel = true);

  protected:
    virtual void draw_text (const text::properties& props);

    virtual void draw_image (const image::properties& props);

    virtual void setup_opengl_transformation (const axes::properties& props);

    virtual void init_marker (const std::string& m, double size, float width);

    virtual Matrix render_text (const std::string& txt,
                                double x, double y, double z,
                                int halign, int valign, double rotation = 0.0);

  private:
    void apply_pick_matrix (void);

    void fake_text (double x, double y, double z, const Matrix& bbox,
                    bool use_scale = true);

  private:
    // The mouse coordinate of the selection/picking point
    int xp, yp;

    // The size (in pixels) of the picking window
    int size;

    // The OpenGL name mapping
    std::map<GLuint, graphics_object> object_map;
  };

}

#endif