From b8b7804fcc229e9c34e18dc3ec6dfafd2e3485b0 Mon Sep 17 00:00:00 2001 From: trialuser02 Date: Fri, 1 Jul 2011 18:54:41 +0000 Subject: moved skinned ui to separate plugin git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@2252 90c681e8-e032-0410-971d-27865f9a5e38 --- src/ui/eqgraph.cpp | 163 ----------------------------------------------------- 1 file changed, 163 deletions(-) delete mode 100644 src/ui/eqgraph.cpp (limited to 'src/ui/eqgraph.cpp') diff --git a/src/ui/eqgraph.cpp b/src/ui/eqgraph.cpp deleted file mode 100644 index 1d7d070f7..000000000 --- a/src/ui/eqgraph.cpp +++ /dev/null @@ -1,163 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2006-2009 by Ilya Kotov * - * forkotov02@hotmail.ru * - * * - * This program 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 2 of the License, or * - * (at your option) any later version. * - * * - * This program 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 this program; if not, write to the * - * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - ***************************************************************************/ -#include - -#include "skin.h" -#include "eqgraph.h" - -EQGraph::EQGraph (QWidget *parent) - : PixmapWidget (parent) -{ - m_skin = Skin::instance(); - setPixmap (m_skin->getEqPart (Skin::EQ_GRAPH)); - clear(); - m_ratio = m_skin->ratio(); - draw(); - connect (m_skin, SIGNAL (skinChanged()), this, SLOT (updateSkin())); - setVisible(!m_skin->getEqPart (Skin::EQ_GRAPH).isNull()); -} - -EQGraph::~EQGraph() -{} - -void EQGraph::addValue (int value) -{ - if (m_values.size() >= 10) - return; - m_values.append (value); - if (m_values.size() == 10) - { - draw(); - } -} - -void EQGraph::clear () -{ - m_values.clear(); - update(); -} - -void EQGraph::init_spline (double * x, double * y, int n, double * y2) -{ - int i, k; - double p, qn, sig, un, *u; - - u = new double[n]; - - y2[0] = u[0] = 0.0; - - for (i = 1; i < n - 1; i++) - { - sig = ((double) x[i] - x[i - 1]) / ((double) x[i + 1] - x[i - 1]); - p = sig * y2[i - 1] + 2.0; - y2[i] = (sig - 1.0) / p; - u[i] = - (((double) y[i + 1] - y[i]) / (x[i + 1] - x[i])) - - (((double) y[i] - y[i - 1]) / (x[i] - x[i - 1])); - u[i] = (6.0 * u[i] / (x[i + 1] - x[i - 1]) - sig * u[i - 1]) / p; - } - qn = un = 0.0; - - y2[n - 1] = (un - qn * u[n - 2]) / (qn * y2[n - 2] + 1.0); - for (k = n - 2; k >= 0; k--) - y2[k] = y2[k] * y2[k + 1] + u[k]; - delete[] u; -} - -double EQGraph::eval_spline (double xa[], double ya[], double y2a[], int n, double x) -{ - int klo, khi, k; - double h, b, a; - - klo = 0; - khi = n - 1; - while (khi - klo > 1) - { - k = (khi + klo) >> 1; - if (xa[k] > x) - khi = k; - else - klo = k; - } - h = xa[khi] - xa[klo]; - a = (xa[khi] - x) / h; - b = (x - xa[klo]) / h; - return (a * ya[klo] + b * ya[khi] + - ((a * a * a - a) * y2a[klo] + - (b * b * b - b) * y2a[khi]) * (h * h) / 6.0); -} - -void EQGraph::draw() -{ - QPixmap pixmap = m_skin->getEqPart (Skin::EQ_GRAPH); - if (pixmap.isNull()) - pixmap = QPixmap(113*m_ratio,19*m_ratio); - - if (m_values.size()!=10) - { - setPixmap (pixmap); - return; - } - - int i, y, ymin, ymax, py = 0; - double x[] = { 0, 11, 23, 35, 47, 59, 71, 83, 97, 109 }, yf[10]; - double *bands = new double[10]; - - for (int i = 0; i < 10; ++i) - { - bands[i] = m_values.at (i); - } - - init_spline (x, bands, 10, yf); - for (i = 0; i < 113; i++) - { - y = 9 - (int) ((eval_spline (x, bands, yf, 10, i) * 9.0) / 20.0); - if (y < 0) - y = 0; - if (y > 18) - y = 18; - if (!i) - py = y; - if (y < py) - { - ymin = y; - ymax = py; - } - else - { - ymin = py; - ymax = y; - } - py = y; - - QPainter paint (&pixmap); - paint.drawPixmap (i*m_ratio, y*m_ratio, m_skin->getEqSpline (y)); - } - setPixmap (pixmap); - delete [] bands; -} - -void EQGraph::updateSkin() -{ - m_ratio = m_skin->ratio(); - draw(); - setVisible(!m_skin->getEqPart (Skin::EQ_GRAPH).isNull()); -} - -- cgit v1.2.3-13-gbd6f