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Diffstat (limited to 'src/ui/shadedvisual.cpp')
| -rw-r--r-- | src/ui/shadedvisual.cpp | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/src/ui/shadedvisual.cpp b/src/ui/shadedvisual.cpp deleted file mode 100644 index e249752ca..000000000 --- a/src/ui/shadedvisual.cpp +++ /dev/null @@ -1,181 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2007-2010 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 <QTimer> -#include <math.h> -#include "skin.h" -#include "mainvisual.h" -#include "inlines.h" -#include "shadedvisual.h" - -#define VISUAL_NODE_SIZE 512 //samples -#define VISUAL_BUFFER_SIZE (5*VISUAL_NODE_SIZE) - -ShadedVisual::ShadedVisual(QWidget *parent) : Visual(parent) -{ - m_skin = Skin::instance(); - m_ratio = m_skin->ratio(); - resize(m_ratio*38,m_ratio*5); - m_pixmap = QPixmap (m_ratio*38,m_ratio*5); - m_timer = new QTimer(this); - connect(m_timer, SIGNAL (timeout()), this, SLOT (timeout())); - connect(m_skin, SIGNAL(skinChanged()), this, SLOT(updateSkin())); - m_left_buffer = new short[VISUAL_BUFFER_SIZE]; - m_right_buffer = new short[VISUAL_BUFFER_SIZE]; - m_buffer_at = 0; - m_timer->setInterval(50); - m_timer->start(); - clear(); -} - -ShadedVisual::~ShadedVisual() -{ - delete [] m_left_buffer; - delete [] m_right_buffer; -} - -void ShadedVisual::add(unsigned char *data, qint64 size, int chan) -{ - if (!m_timer->isActive ()) - return; - - if(VISUAL_BUFFER_SIZE == m_buffer_at) - { - m_buffer_at -= VISUAL_NODE_SIZE; - memmove(m_left_buffer, m_left_buffer + VISUAL_NODE_SIZE, m_buffer_at << 1); - memmove(m_right_buffer, m_right_buffer + VISUAL_NODE_SIZE, m_buffer_at << 1); - return; - } - - int frames = qMin((int)size/chan >> 1, VISUAL_BUFFER_SIZE - m_buffer_at); - - if (chan >= 2) - { - stereo16_from_multichannel(m_left_buffer + m_buffer_at, - m_right_buffer + m_buffer_at,(short *) data, frames, chan); - } - else - { - memcpy(m_left_buffer + m_buffer_at, (short *) data, frames << 1); - memcpy(m_right_buffer + m_buffer_at, (short *) data, frames << 1); - } - - m_buffer_at += frames; -} - -void ShadedVisual::clear() -{ - m_buffer_at = 0; - m_l = 0; - m_r = 0; - m_pixmap.fill(m_skin->getVisColor(0)); - update(); -} - -void ShadedVisual::timeout() -{ - m_pixmap.fill(m_skin->getVisColor(0)); - - mutex()->lock (); - if(m_buffer_at < VISUAL_NODE_SIZE) - { - mutex()->unlock (); - return; - } - - process (m_left_buffer, m_right_buffer); - m_buffer_at -= VISUAL_NODE_SIZE; - memmove(m_left_buffer, m_left_buffer + VISUAL_NODE_SIZE, m_buffer_at << 1); - memmove(m_right_buffer, m_right_buffer + VISUAL_NODE_SIZE, m_buffer_at << 1); - QPainter p(&m_pixmap); - draw (&p); - mutex()->unlock (); - update(); -} - -void ShadedVisual::process (short *left, short *right) -{ - int step = (VISUAL_NODE_SIZE << 8)/74; - int pos = 0; - int l = 0; - int r = 0; - int j_l = 0, j_r = 0; - - for (int i = 0; i < 75; ++i) - { - pos += step; - - if (left) - { - j_l = abs((left[pos >> 8] >> 12)); - - if (j_l > 15) - j_l = 15; - l = qMax(l, j_l); - } - if (right) - { - j_r = abs((right[pos >> 8] >> 12)); - if (j_r > 15) - j_r = 15; - r = qMax(r, j_r); - } - } - m_l -= 0.5; - m_l = m_l > l ? m_l : l; - m_r -= 0.5; - m_r = m_r > r ? m_r : r; -} - -void ShadedVisual::draw (QPainter *p) -{ - for (int i = 0; i < m_l; ++i) - { - p->fillRect (i*3*m_ratio, 0, 3*m_ratio, 2*m_ratio, QBrush(m_skin->getVisColor (17-i))); - } - for (int i = 0; i < m_r; ++i) - { - p->fillRect (i*3*m_ratio, 3*m_ratio, 3*m_ratio, 2*m_ratio, QBrush(m_skin->getVisColor (17-i))); - } -} - -void ShadedVisual::paintEvent (QPaintEvent *) -{ - QPainter painter (this); - painter.drawPixmap (0,0,m_pixmap); -} - -void ShadedVisual::hideEvent (QHideEvent *) -{ - m_timer->stop(); -} - -void ShadedVisual::showEvent (QShowEvent *) -{ - m_timer->start(); -} - -void ShadedVisual::updateSkin() -{ - m_ratio = m_skin->ratio(); - resize(m_ratio*38,m_ratio*5); - m_pixmap = QPixmap (m_ratio*38,m_ratio*5); - clear(); -} |