added qsui plugin

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@5367 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 284 insertions, 0 deletions

diff --git a/src/plugins/Ui/qsui/logo.cpp b/src/plugins/Ui/qsui/logo.cpp
new file mode 100644
index 000000000..49ec2f275
--- /dev/null
+++ b/src/plugins/Ui/qsui/logo.cpp
@@ -0,0 +1,284 @@
+/***************************************************************************
+ *   Copyright (C) 2011-2014 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.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
+ ***************************************************************************/
+
+#include <QPainter>
+#include <QFile>
+#include <QTimer>
+#include <stdlib.h>
+#include <qmmp/qmmp.h>
+#include "logo.h"
+
+#define VISUAL_NODE_SIZE 128 //samples
+#define VISUAL_BUFFER_SIZE (3*VISUAL_NODE_SIZE)
+
+Logo::Logo(QWidget *parent) : Visual(parent)
+{
+    QPixmap pixmap(":/qsui/terminus.png");
+    m_letters.insert('0', pixmap.copy(0, 0, 8, 14));
+    m_letters.insert('1', pixmap.copy(8, 0, 8, 14));
+    m_letters.insert('2', pixmap.copy(16, 0, 8, 14));
+    m_letters.insert('3', pixmap.copy(24, 0, 8, 14));
+    m_letters.insert('4', pixmap.copy(32, 0, 8, 14));
+    m_letters.insert('5', pixmap.copy(40, 0, 8, 14));
+    m_letters.insert('6', pixmap.copy(48, 0, 8, 14));
+    m_letters.insert('7', pixmap.copy(56, 0, 8, 14));
+    m_letters.insert('8', pixmap.copy(64, 0, 8, 14));
+    m_letters.insert('9', pixmap.copy(72, 0, 8, 14));
+    m_letters.insert('A', pixmap.copy(80, 0, 8, 14));
+    m_letters.insert('B', pixmap.copy(88, 0, 8, 14));
+    m_letters.insert('C', pixmap.copy(96, 0, 8, 14));
+    m_letters.insert('D', pixmap.copy(104, 0, 8, 14));
+    m_letters.insert('E', pixmap.copy(112, 0, 8, 14));
+    m_letters.insert('F', pixmap.copy(120, 0, 8, 14));
+    m_letters.insert('/', pixmap.copy(128, 0, 8, 14));
+    m_letters.insert('|', pixmap.copy(136, 0, 8, 14));
+    m_letters.insert('\\', pixmap.copy(144, 0, 8, 14));
+    m_letters.insert('_', pixmap.copy(152, 0, 8, 14));
+    m_letters.insert('-', pixmap.copy(160, 0, 8, 14));
+    m_letters.insert('X', pixmap.copy(168, 0, 8, 14));
+    m_letters.insert('.', pixmap.copy(176, 0, 8, 14));
+    m_letters.insert(' ', pixmap.copy(184, 0, 8, 14));
+
+    QFile file(":/ascii_logo.txt");
+    file.open(QIODevice::ReadOnly | QIODevice::Text);
+
+    while(!file.atEnd())
+    {
+        QString line = file.readLine();
+        m_source_lines.append(line);
+    }
+
+    QTimer *m_timer = new QTimer(this);
+    connect(m_timer, SIGNAL(timeout()), SLOT(updateLetters()));
+    m_timer->setInterval(50);
+    m_timer->start();
+
+    m_buffer_at = 0;
+    m_value = 0;
+    m_elapsed = 0;
+    m_buffer = new short[VISUAL_BUFFER_SIZE];
+
+    updateLetters();
+    Visual::add(this);
+}
+
+Logo::~Logo()
+{
+    Visual::remove(this);
+}
+
+void Logo::add(unsigned char *data, qint64 size, int chan)
+{
+    Q_UNUSED(chan);
+    if(VISUAL_BUFFER_SIZE == m_buffer_at)
+    {
+        m_buffer_at -= VISUAL_NODE_SIZE;
+        memmove(m_buffer, (short*) (m_buffer + VISUAL_NODE_SIZE), m_buffer_at * 2);
+        return;
+    }
+    int size_2 = qMin((int)size/2, VISUAL_BUFFER_SIZE - m_buffer_at);
+    memcpy((ushort*)(m_buffer + m_buffer_at), (short*) data, size_2 * 2);
+    m_buffer_at += size_2;
+}
+
+void Logo::clear()
+{
+    update();
+}
+
+void Logo::paintEvent(QPaintEvent *)
+{
+    QPainter painter(this);
+    painter.fillRect(rect(), "black");
+
+    for(int row = 0; row < m_lines.count(); ++row)
+    {
+        QString text = m_lines.at(row);
+        for(int i = 0; i < text.size(); ++i)
+        {
+            painter.drawPixmap(width() / 2 - 155 + i*8,row*14, m_letters.value(text[i]));
+        }
+    }
+}
+
+void Logo::mousePressEvent(QMouseEvent *)
+{
+    m_elapsed = 2000;
+    m_value = 0;
+}
+
+void Logo::updateLetters()
+{
+    if(m_elapsed < 2000)
+    {
+        m_value = m_elapsed / 100;
+        processPreset1();
+    }
+    else if (m_elapsed >= 2000 && m_elapsed < 6000)
+    {
+        m_value++;
+        processPreset2();
+    }
+    else if(m_elapsed >= 6000 && m_elapsed < 9000)
+    {
+        m_value++;
+        processPreset3();
+    }
+    else if(m_elapsed >= 9000 && m_elapsed < 12000)
+    {
+        processPreset4();
+    }
+    else if(m_elapsed >= 12000)
+    {
+       m_value = 0;
+       m_elapsed = 0;
+    }
+    m_elapsed += 50;
+}
+
+void Logo::processPreset1()
+{
+    m_lines.clear();
+    mutex()->lock();
+    QString line;
+    for(int i = 0; i < m_source_lines.count(); ++i)
+    {
+        line = m_source_lines[i];
+        line = line.replace("X", ".");
+        if(m_value == i)
+        {
+            line.remove(0,2);
+            line.append("  ");
+        }
+        else if(m_value == i - 1 || m_value == i + 1)
+        {
+            line.remove(0,1);
+            line.append(" ");
+        }
+        m_lines.append(line);
+    }
+    mutex()->unlock();
+    update();
+}
+
+void Logo::processPreset2()
+{
+    m_lines.clear();
+    mutex()->lock();
+    QString str = QString("..0000..");//.arg(Qmmp::strVersion().left(5));
+    int at = m_value % str.size();
+
+    foreach(QString line, m_source_lines)
+    {
+        while(line.contains("X"))
+        {
+            at++;
+            line.replace(line.indexOf("X"), 1, QString("%1").arg(str.at(at % str.size()),
+                                                                 0, 16).toUpper());
+        }
+
+        m_lines.append(line);
+    }
+    mutex()->unlock();
+    update();
+}
+
+void Logo::processPreset3()
+{
+    m_lines.clear();
+    mutex()->lock();
+    QString str = QString("...%1...").arg(Qmmp::strVersion().left(5));
+    int at = m_value % str.size();
+
+    foreach(QString line, m_source_lines)
+    {
+        while(line.contains("X"))
+        {
+            at++;
+            line.replace(line.indexOf("X"), 1, QString("%1").arg(str.at(at % str.size()),
+                                                                 0, 16).toUpper());
+        }
+
+        m_lines.append(line);
+    }
+    mutex()->unlock();
+    update();
+}
+
+void Logo::processPreset4()
+{
+    m_lines.clear();
+    mutex()->lock();
+
+    int max = 0;
+
+    if(m_buffer_at < VISUAL_NODE_SIZE)
+    {
+       m_value -= 512;
+       m_value = qMax(m_value, max);
+    }
+    else
+    {
+        for(int j = 0; j < VISUAL_NODE_SIZE; j+=8)
+        {
+            if(m_buffer[j] > max)
+                max = m_buffer[j];
+        }
+
+        m_buffer_at -= VISUAL_NODE_SIZE;
+        memmove(m_buffer, m_buffer + VISUAL_NODE_SIZE, m_buffer_at * 2);
+        m_value -= 512;
+        m_value = qMax(m_value, max);
+    }
+
+    int at = 0;
+
+    foreach(QString line, m_source_lines)
+    {
+
+        int count = line.count("X");
+        int k = 0;
+
+        while(k < m_value * count / 2048 / 16 / 2)
+        {
+            int value = abs(m_buffer[qMin(at++, m_buffer_at)] / 2048);
+            line.replace(line.indexOf("X"), 1, QString("%1").arg(value, 0, 16).toUpper());
+            k++;
+        }
+
+        k = 0;
+
+        while(k < m_value * count / 2048 / 16 / 2)
+        {
+            int value = abs(m_buffer[qMin(at++, m_buffer_at)] / 2048);
+            line.replace(line.lastIndexOf("X"), 1, QString("%1").arg(value, 0, 16).toUpper());
+            k++;
+        }
+
+        while(line.contains("X"))
+        {
+            line.replace(line.indexOf("X"), 1, ".");
+        }
+
+        m_lines.append(line);
+    }
+    mutex()->unlock();
+    update();
+}