diff options
Diffstat (limited to 'src/ui/textscroller.cpp')
| -rw-r--r-- | src/ui/textscroller.cpp | 321 |
1 files changed, 184 insertions, 137 deletions
diff --git a/src/ui/textscroller.cpp b/src/ui/textscroller.cpp index 22b823350..008e5b3a9 100644 --- a/src/ui/textscroller.cpp +++ b/src/ui/textscroller.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2006-2009 by Ilya Kotov * + * Copyright (C) 2006-2011 by Ilya Kotov * * forkotov02@hotmail.ru * * * * This program is free software; you can redistribute it and/or modify * @@ -25,92 +25,72 @@ #include <QMouseEvent> #include <QSettings> #include <qmmp/qmmp.h> - +#include <qmmp/soundcore.h> +#include <qmmpui/metadataformatter.h> #include "skin.h" #include "textscroller.h" -#define SCROLL_SEP "*** " - -TextScroller *TextScroller::pointer = 0; +#define SCROLL_SEP " *** " +#define TITLE_FORMAT "%if(%p&%t,%p - %t,%p%t)%if(%p&%t,,%f)%if(%l, - %l,)" -TextScroller *TextScroller::getPointer() +TextScroller::TextScroller (QWidget *parent) + : QWidget (parent) { - return pointer; -} - - -TextScroller::TextScroller ( QWidget *parent ) - : QWidget ( parent ) -{ - pointer = this; - m_skin = Skin::instance(); - m_pixmap = QPixmap ( 150,15 ); - resize(150,15); - x = 0; - m_offset = 0; - m_progress = -1; + m_pressed = false; + m_press_pos = 0; m_metrics = 0; - m_text = "Qt-based Multimedia Player (Qmmp " + Qmmp::strVersion() + ")"; - m_update = false; - readSettings(); - m_timer = new QTimer ( this ); - connect (m_timer, SIGNAL (timeout()), SLOT (addOffset())); + m_defautText = QString("Qmmp ") + Qmmp::strVersion(); + m_core = SoundCore::instance(); + m_skin = Skin::instance(); + + m_timer = new QTimer (this); m_timer->setInterval(50); m_timer->start(); - updateSkin(); - connect(m_skin, SIGNAL(skinChanged()), this, SLOT(updateSkin())); - m_autoscroll = true; + m_menu = new QMenu(this); - QAction *autoscrollAction = new QAction(tr("Autoscroll Songname"), m_menu); - autoscrollAction->setCheckable (true); - connect(autoscrollAction, SIGNAL(toggled(bool)), SLOT(setAutoscroll(bool))); - m_menu->addAction(autoscrollAction); - QSettings settings(Qmmp::configFile(), QSettings::IniFormat); - autoscrollAction->setChecked(settings.value("TextScroller/autoscroll", true).toBool()); - setAutoscroll(autoscrollAction->isChecked()); + m_scrollAction = m_menu->addAction(tr("Autoscroll Songname")); + m_scrollAction->setCheckable(true); + connect(m_scrollAction, SIGNAL(toggled(bool)), SLOT(setAutoscroll(bool))); + readSettings(); + connect(m_timer, SIGNAL (timeout()), SLOT (addOffset())); + connect(m_skin, SIGNAL(skinChanged()), SLOT(updateSkin())); + connect(m_scrollAction, SIGNAL(toggled(bool)), SLOT(updateText())); + connect(m_core, SIGNAL(stateChanged(Qmmp::State)), SLOT(processState(Qmmp::State))); + connect(m_core, SIGNAL(metaDataChanged()), SLOT(processMetaData())); } - TextScroller::~TextScroller() { QSettings settings(Qmmp::configFile(), QSettings::IniFormat); - settings.setValue("TextScroller/autoscroll", m_autoscroll); + settings.setValue("TextScroller/autoscroll", m_scrollAction->isChecked()); if(m_metrics) delete m_metrics; } -void TextScroller::addOffset() +void TextScroller::setText(const QString &text) { - x--; - if(m_bitmap) - { - if (154 + x < - m_scrollText.size() * 5 - 15 + 1) - x = -154; - } - else - { - if (154 + x < - m_metrics->width (m_scrollText) - 15 + 1) - x = -154; - } - update(); + m_sliderText = text; + updateText(); } -void TextScroller::setText(const QString& text) +void TextScroller::clear() { - m_progress = -1; - if (isVisible() && m_autoscroll) - m_timer->start(); - if (m_text != text) + setText(QString()); +} + +void TextScroller::addOffset() +{ + if(!m_scroll) { - m_text = text; - m_scrollText = "*** " + text; - x = m_autoscroll ? -50 : -150; - m_bitmap = m_bitmapConf && (m_text.toLatin1() == m_text.toLocal8Bit()); + m_timer->stop(); + return; } - if(m_bitmap) - m_offset = m_scrollText.size() * 5 + 15; - else - m_offset = m_metrics->width (m_scrollText) + 15; + m_x1--; + m_x2--; + if(m_x1 < - m_pixmap.width()) + m_x1 = m_pixmap.width(); + if(m_x2 < - m_pixmap.width()) + m_x2 = m_pixmap.width(); update(); } @@ -118,52 +98,28 @@ void TextScroller::updateSkin() { m_color.setNamedColor(m_skin->getPLValue("mbfg")); setCursor(m_skin->getCursor(Skin::CUR_SONGNAME)); -} - - -void TextScroller::setAutoscroll(bool enabled) -{ - m_autoscroll = enabled; - x = -150; - if (m_autoscroll) - { - if (isVisible()) - m_timer->start(); - } - else - { - m_timer->stop(); - update(); - } + QSettings settings(Qmmp::configFile(), QSettings::IniFormat); + m_bitmap = settings.value("MainWindow/bitmap_font", false).toBool(); + updateText(); } void TextScroller::readSettings() { QSettings settings(Qmmp::configFile(), QSettings::IniFormat); QString fontname = settings.value("MainWindow/Font","").toString(); - m_bitmapConf = settings.value("MainWindow/bitmap_font", false).toBool(); m_font.fromString(fontname); - - if (m_update) - { + if (m_metrics) delete m_metrics; - m_bitmap = m_bitmapConf && (m_text.toLatin1() == m_text.toLocal8Bit()); - } else - { - m_update = true; - m_bitmap = false; - - } + m_scrollAction->setChecked(settings.value("TextScroller/autoscroll", true).toBool()); m_metrics = new QFontMetrics(m_font); - setText(m_text); + updateSkin(); } void TextScroller::setProgress(int progress) { - m_timer->stop(); - m_progress = progress; - update(); + m_bufferText = tr("Buffering: %1%").arg(progress); + updateText(); } void TextScroller::hideEvent (QHideEvent *) @@ -173,7 +129,7 @@ void TextScroller::hideEvent (QHideEvent *) void TextScroller::showEvent (QShowEvent *) { - if (m_autoscroll) + if (m_scroll) m_timer->start(); } @@ -196,47 +152,25 @@ inline void drawBitmapText(int x, int y, const QString &text, QPainter *paint, S void TextScroller::paintEvent (QPaintEvent *) { - QPainter paint (this); - paint.setPen(m_color); - paint.setFont(m_font); - if (m_progress < 0) + QPainter paint(this); + if(m_scroll) { - if(m_bitmap) - { - if (m_autoscroll) - { - drawBitmapText (154 + x + m_offset * 2, 12, m_scrollText, &paint, m_skin); - drawBitmapText (154 + x + m_offset, 12, m_scrollText, &paint, m_skin); - drawBitmapText (154 + x, 12, m_scrollText, &paint, m_skin); - } - else - drawBitmapText (154 + x,12, m_text, &paint, m_skin); - } - else - { - if (m_autoscroll) - { - paint.drawText (154 + x + m_offset * 2, 12, m_scrollText); - paint.drawText (154 + x + m_offset, 12, m_scrollText); - paint.drawText (154 + x, 12, m_scrollText); - } - else - paint.drawText (154 + x,12, m_text); - } + paint.drawPixmap(m_x1,0, m_pixmap); + paint.drawPixmap(m_x2,0, m_pixmap); } else - paint.drawText (4,12, tr("Buffering:") + QString(" %1\%").arg(m_progress)); + paint.drawPixmap(4,0, m_pixmap); } void TextScroller::mousePressEvent (QMouseEvent *e) { if (e->button() == Qt::RightButton) m_menu->exec(e->globalPos()); - else if (e->button() == Qt::LeftButton && m_autoscroll) + else if (e->button() == Qt::LeftButton && m_scroll) { m_timer->stop(); - press_pos = e->x() - (x + 154); - m_pressing = true; + m_press_pos = e->x() - m_x1; + m_pressed = true; } else QWidget::mousePressEvent(e); @@ -244,28 +178,141 @@ void TextScroller::mousePressEvent (QMouseEvent *e) void TextScroller::mouseReleaseEvent (QMouseEvent *e) { - if (e->button() == Qt::RightButton) + if(e->button() == Qt::RightButton) m_menu->exec(e->globalPos()); - else if (e->button() == Qt::LeftButton && m_autoscroll) - { + else if (e->button() == Qt::LeftButton && m_scroll) m_timer->start(); - m_pressing = false; - } else QWidget::mouseReleaseEvent(e); + m_pressed = false; } void TextScroller::mouseMoveEvent (QMouseEvent *e) { - if (m_pressing) + if (m_pressed) { - int bound = m_metrics->width (m_scrollText) + 15 - 1; - x = (e->x() - press_pos) % bound; - if (x < 0) - x += bound; - x = x - bound - 154; + int bound = m_pixmap.width(); + m_x1 = (e->x() - m_press_pos) % bound; + if (m_x1 > 0) + m_x1 -= bound; + m_x2 = m_x1 + m_pixmap.width(); update(); } else QWidget::mouseMoveEvent(e); } + +void TextScroller::processState(Qmmp::State state) +{ + switch(state) + { + case Qmmp::Buffering: + { + connect(m_core, SIGNAL(bufferingProgress(int)), SLOT(setProgress(int))); + break; + } + case Qmmp::Playing: + { + disconnect(m_core, SIGNAL(bufferingProgress(int)), this, 0); + m_bufferText.clear(); + updateText(); + break; + } + case Qmmp::Paused: + { + break; + } + case Qmmp::Stopped: + { + m_bufferText.clear(); + m_titleText.clear(); + updateText(); + break; + } + default: + break; + } +} + +void TextScroller::processMetaData() +{ + MetaDataFormatter formater(TITLE_FORMAT); + if(m_core->state() == Qmmp::Playing) + { + m_titleText = formater.parse(m_core->metaData(), m_core->totalTime()/1000); + updateText(); + } +} + +void TextScroller::preparePixmap(const QString &text, bool scrollable) +{ + m_scroll = scrollable; + bool bitmap = m_bitmap && (text.toLatin1() == text.toLocal8Bit()); //use bitmap font if possible + if(scrollable) + { + int textWidth = m_bitmap ? QString(text + SCROLL_SEP).size() * 5 + : m_metrics->width(text + SCROLL_SEP); + int count = 150 / textWidth + 1; + int width = count * textWidth; + QString fullText; + for(int i = 0; i < count; ++i) + { + fullText.append(text + SCROLL_SEP); + } + m_pixmap = QPixmap(width,15); + m_pixmap.fill(Qt::transparent); + QPainter painter(&m_pixmap); + painter.setPen(m_color); + painter.setFont(m_font); + if(m_bitmap) + drawBitmapText (0,12, fullText, &painter, m_skin); + else + painter.drawText (0,12, fullText); + m_x1 = 0; + m_x2 = m_pixmap.width(); + } + else + { + m_pixmap = QPixmap(150,15); + m_pixmap.fill(Qt::transparent); + QPainter painter(&m_pixmap); + painter.setPen(m_color); + painter.setFont(m_font); + if(bitmap) + drawBitmapText (0,12, text, &painter, m_skin); + else + painter.drawText (0,12, text); + } +} + +void TextScroller::updateText() //draw text according priority +{ + if(!m_sliderText.isEmpty()) + { + preparePixmap(m_sliderText); + m_timer->stop(); + } + else if(!m_bufferText.isEmpty()) + { + preparePixmap(m_bufferText); + m_timer->stop(); + } + else if (!m_titleText.isEmpty()) + { + preparePixmap(m_titleText, m_scrollAction->isChecked()); + m_timer->start(); + } + else if(!m_defautText.isEmpty()) + { + preparePixmap(m_defautText); + m_timer->stop(); + } + else + { + m_timer->stop(); + m_pixmap = QPixmap (150,15); + m_pixmap.fill(Qt::transparent); + m_scroll = false; + } + update(); +} |