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

1 files changed, 181 insertions, 0 deletions

diff --git a/src/plugins/Ui/skinned/shadedvisual.cpp b/src/plugins/Ui/skinned/shadedvisual.cpp
new file mode 100644
index 000000000..e249752ca
--- /dev/null
+++ b/src/plugins/Ui/skinned/shadedvisual.cpp
@@ -0,0 +1,181 @@
+/***************************************************************************
+ *   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();
+}