Mercurial > octave-libtiff
view libgui/graphics/gl-select.h @ 23219:3ac9f9ecfae5 stable
maint: Update copyright dates.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 22 Feb 2017 12:39:29 -0500 |
parents | e9a0469dedd9 |
children | 092078913d54 |
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/* Copyright (C) 2011-2017 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