Mercurial > octave
view libgui/src/gui-utils.cc @ 30920:47cbc69e66cd
eliminate direct access to call stack from evaluator
The call stack is an internal implementation detail of the evaluator.
Direct access to it outside of the evlauator should not be needed.
* pt-eval.h (tree_evaluator::get_call_stack): Delete.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 08 Apr 2022 15:19:22 -0400 |
parents | e2c8c852399e |
children | c6d54dd31a7e |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2000-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 (HAVE_CONFIG_H) # include "config.h" #endif #include <QApplication> #include <QRect> #include <QScreen> #include "gui-utils.h" namespace octave { OCTGUI_API QColor interpolate_color (const QColor& col1, const QColor& col2, double fs, double fv) { qreal h1, s1, v1, h2, s2, v2; col1.getHsvF (&h1, &s1, &v1); col2.getHsvF (&h2, &s2, &v2); return QColor::fromHsvF (h1, s1*fs, v1 + fv*(v2 - v1)); } OCTGUI_API void get_screen_geometry (int& width, int& height) { QRect geom = QGuiApplication::primaryScreen ()->availableGeometry (); width = geom.width (); height = geom.height (); } OCTGUI_API void adjust_to_screen (QRect& actual_geometry, const QRect& default_geometry) { // Get the screen that holds the largest part of the given actual geometry const QScreen *actual_screen = nullptr; // no screen found yet QRect actual_screen_geom = QRect (); // geometry of found screen int intersected_area_max = 0; // max. intersected area const int area_actual_geometry = actual_geometry.width () * actual_geometry.height (); QRect intersection; foreach (const QScreen *screen, QGuiApplication::screens()) { QRect screen_geom = screen->availableGeometry (); intersection = screen_geom.intersected (actual_geometry); if (! intersection.isEmpty ()) { int area = intersection.width () * intersection.height (); if (area > intersected_area_max) { actual_screen = screen; actual_screen_geom = screen->availableGeometry (); if (area == area_actual_geometry) return; // Actual geom is completely on a screen: return intersected_area_max = area; } } } // If the actual geometry is on no screen, use deault geometry if (actual_screen == nullptr) { actual_geometry = default_geometry; return; } // There is a screen that holds a part of the actual geometry. // Now adjust actual geometry to this screen // Get some properties of the actual and intersected geometry int agx1, agy1, agx2, agy2; actual_geometry.getCoords (&agx1, &agy1, &agx2, &agy2); int isx1, isy1, isx2, isy2; intersection.getCoords (&isx1, &isy1, &isx2, &isy2); // Make the intersection the same size as the actual geometry if ((agx1 == isx1) && (agx2 != isx2)) isx1 = isx1 - agx2 + isx2; if ((agx1 != isx1) && (agx2 == isx2)) isx2 = isx2 + agx2 - isx2; if ((agy1 == isy1) && (agy2 != isy2)) isy1 = isy1 - agy2 + isy2; if ((agy1 != isy1) && (agy2 == isy2)) isy2 = isy2 + agy2 - isy2; // And compute again the intersection with the screen if this resizing // led to corners outside the screen actual_geometry = actual_screen_geom.intersected ( QRect (QPoint (isx1,isy1), QPoint (isx2,isy2))); } }