void SubtitleScreen::DrawTextSubtitles(QStringList &wrappedsubs,
uint64_t start, uint64_t duration)
{
QFontMetrics font(*(gTextSubFont->GetFace()));
int height = font.height() * (1 + PAD_HEIGHT);
int pad_width = font.maxWidth() * PAD_WIDTH;
int y = m_safeArea.height() - (height * wrappedsubs.size());
int centre = m_safeArea.width() / 2;
QBrush bgfill = QBrush(QColor(0, 0, 0), Qt::SolidPattern);
foreach (QString subtitle, wrappedsubs)
{
if (subtitle.isEmpty())
continue;
int width = font.width(subtitle) + pad_width * 2;
int x = centre - (width / 2) - pad_width;
QRect rect(x, y, width, height);
if (m_useBackground)
{
MythUIShape *shape = new MythUIShape(this,
QString("tsubbg%1%2").arg(x).arg(y));
shape->SetFillBrush(bgfill);
shape->SetArea(MythRect(rect));
if (duration > 0)
m_expireTimes.insert(shape, start + duration);
}
MythUISimpleText* text = new MythUISimpleText
(subtitle, *gTextSubFont, rect,
Qt::AlignCenter, this,
QString("tsub%1%2").arg(x).arg(y));
y += height;
LOG(VB_PLAYBACK, LOG_INFO, LOC + subtitle);
m_refreshArea = true;
if (duration > 0)
{
m_expireTimes.insert(text, start + duration);
LOG(VB_PLAYBACK, LOG_INFO, LOC +
QString("Display text subtitle for %1 ms").arg(duration));
}
}
}
void SubtitleScreen::Display708Strings(const CC708Window &win, int num,
float aspect, vector<CC708String*> &list)
{
LOG(VB_VBI, LOG_INFO,LOC +
QString("Display Win %1, Anchor_id %2, x_anch %3, y_anch %4, "
"relative %5")
.arg(num).arg(win.anchor_point).arg(win.anchor_horizontal)
.arg(win.anchor_vertical).arg(win.relative_pos));
bool display = false;
MythFontProperties *mythfont;
uint max_row_width = 0;
uint total_height = 0;
uint i = 0;
for (uint row = 0; (row < win.true_row_count) && (i < list.size()); row++)
{
uint row_width = 0, max_row_height = 0;
for (; (i < list.size()) && list[i] && (list[i]->y <= row); i++)
{
if (list[i]->y < row)
continue;
mythfont = Get708Font(list[i]->attr);
if (!mythfont)
continue;
QString text = list[i]->str.trimmed();
if (!text.isEmpty())
display = true;
QFontMetrics font(*(mythfont->GetFace()));
uint height = (uint)font.height() * (1 + PAD_HEIGHT);
row_width += font.width(list[i]->str) +
(font.maxWidth() * PAD_WIDTH * 2);
max_row_height = max(max_row_height, height);
}
max_row_width = max(max_row_width, row_width);
total_height += max_row_height;
}
if (!display)
return;
float xrange = win.relative_pos ? 100.0f :
(aspect > 1.4f) ? 210.0f : 160.0f;
float yrange = win.relative_pos ? 100.0f : 75.0f;
float xmult = (float)m_safeArea.width() / xrange;
float ymult = (float)m_safeArea.height() / yrange;
uint anchor_x = (uint)(xmult * (float)win.anchor_horizontal);
uint anchor_y = (uint)(ymult * (float)win.anchor_vertical);
if (win.anchor_point % 3 == 1)
anchor_x -= (((int)max_row_width) / 2);
if (win.anchor_point % 3 == 2)
anchor_x -= (int)max_row_width;
if (win.anchor_point / 3 == 1)
anchor_y -= (((int)total_height) / 2);
if (win.anchor_point / 3 == 2)
anchor_y -= (int)total_height;
if (win.GetFillAlpha()) // TODO border?
{
QRect bg(anchor_x, anchor_y, max_row_width, total_height);
QBrush fill(win.GetFillColor(), Qt::SolidPattern);
MythUIShape *shape = new MythUIShape(this,
QString("cc708bg%1").arg(num));
shape->SetFillBrush(fill);
shape->SetArea(MythRect(bg));
m_708imageCache[num].append(shape);
m_refreshArea = true;
}
i = 0;
int y = anchor_y;
for (uint row = 0; (row < win.true_row_count) && (i < list.size()); row++)
{
uint maxheight = 0;
int x = anchor_x;
bool first = true;
for (; (i < list.size()) && list[i] && (list[i]->y <= row); i++)
{
bool last = ((i + 1) == list.size());
if (!last)
last = (list[i + 1]->y > row);
QString rawstring = list[i]->str;
mythfont = Get708Font(list[i]->attr);
if ((list[i]->y < row) || !mythfont || rawstring.isEmpty())
continue;
QString trimmed = rawstring.trimmed();
if (!trimmed.size() && last)
continue;
QFontMetrics font(*(mythfont->GetFace()));
uint height = (uint)font.height() * (1 + PAD_HEIGHT);
maxheight = max(maxheight, height);
uint spacewidth = font.width(QString(" "));
uint textwidth = font.width(trimmed);
int leading = 0;
int trailing = 0;
if (trimmed.size() != rawstring.size())
{
if (trimmed.size())
{
leading = rawstring.indexOf(trimmed.at(0));
trailing = rawstring.size() - trimmed.size() - leading;
}
else
{
leading = rawstring.size();
}
leading *= spacewidth;
trailing *= spacewidth;
}
if (!leading)
textwidth += spacewidth * PAD_WIDTH;
if (!trailing)
textwidth += spacewidth * PAD_WIDTH;
bool background = list[i]->attr.GetBGAlpha();
QBrush bgfill = QBrush((list[i]->attr.GetBGColor(), Qt::SolidPattern));
if (leading && background && !first)
{
// draw background for leading space
QRect space(x, y, leading, height);
MythUIShape *shape = new MythUIShape(this,
QString("cc708shape%1x%2lead").arg(row).arg(i));
shape->SetFillBrush(bgfill);
shape->SetArea(MythRect(space));
m_708imageCache[num].append(shape);
m_refreshArea = true;
}
x += leading;
QRect rect(x, y, textwidth, height);
if (trimmed.size() && textwidth && background)
{
MythUIShape *shape = new MythUIShape(this,
QString("cc708shape%1x%2main").arg(row).arg(i));
shape->SetFillBrush(bgfill);
shape->SetArea(MythRect(rect));
m_708imageCache[num].append(shape);
m_refreshArea = true;
}
if (trimmed.size() && textwidth)
{
MythUIText *text = new MythUIText(list[i]->str, *mythfont,
rect, rect,
(MythUIType*)this,
QString("cc708text%1x%2").arg(row).arg(i));
m_708imageCache[num].append(text);
if (text)
text->SetJustification(Qt::AlignCenter);
m_refreshArea = true;
}
x += textwidth;
if (trailing && background && !last)
{
// draw background for trailing space
QRect space(x, y, trailing, height);
MythUIShape *shape = new MythUIShape(this,
QString("cc708shape%1x%2trail").arg(row).arg(i));
shape->SetFillBrush(bgfill);
shape->SetArea(MythRect(space));
m_708imageCache[num].append(shape);
m_refreshArea = true;
}
x += trailing;
first = false;
LOG(VB_VBI, LOG_INFO, QString("Win %1 row %2 String '%3'")
.arg(num).arg(row).arg(list[i]->str));
}
y += maxheight;
}
}
void SubtitleScreen::DisplayCC608Subtitles(void)
{
static const QColor clr[8] =
{
Qt::white, Qt::red, Qt::green, Qt::yellow,
Qt::blue, Qt::magenta, Qt::cyan, Qt::white,
};
if (!InitialiseFont(m_fontStretch) || !m_608reader)
return;
bool changed = false;
if (m_player && m_player->GetVideoOutput())
{
QRect oldsafe = m_safeArea;
m_safeArea = m_player->GetVideoOutput()->GetSafeRect();
if (oldsafe != m_safeArea)
changed = true;
}
else
{
return;
}
CC608Buffer* textlist = m_608reader->GetOutputText(changed);
if (!changed)
return;
if (textlist)
textlist->lock.lock();
DeleteAllChildren();
if (!textlist)
return;
if (textlist && textlist->buffers.empty())
{
SetRedraw();
textlist->lock.unlock();
return;
}
vector<CC608Text*>::iterator i = textlist->buffers.begin();
bool teletextmode = (*i)->teletextmode;
int xscale = teletextmode ? 40 : 36;
int yscale = teletextmode ? 25 : 17;
gTextSubFont->GetFace()->setPixelSize(m_safeArea.height() / (yscale * 1.2));
QFontMetrics font(*(gTextSubFont->GetFace()));
QBrush bgfill = QBrush(QColor(0, 0, 0), Qt::SolidPattern);
int height = font.height() * (1 + PAD_HEIGHT);
int pad_width = font.maxWidth() * PAD_WIDTH;
for (; i != textlist->buffers.end(); i++)
{
CC608Text *cc = (*i);
if (cc && (cc->text != QString::null))
{
int width = font.width(cc->text) + pad_width;
int x = teletextmode ? cc->y : (cc->x + 3);
int y = teletextmode ? cc->x : cc->y;
x = (int)(((float)x / (float)xscale) * (float)m_safeArea.width());
y = (int)(((float)y / (float)yscale) * (float)m_safeArea.height());
QRect rect(x, y, width, height);
if (!teletextmode && m_useBackground)
{
MythUIShape *shape = new MythUIShape(this,
QString("cc608bg%1%2%3").arg(cc->x).arg(cc->y).arg(width));
shape->SetFillBrush(bgfill);
QRect bgrect(x - pad_width, y, width + pad_width, height);
shape->SetArea(MythRect(bgrect));
}
gTextSubFont->SetColor(clr[min(max(0, cc->color), 7)]);
MythUIText *text = new MythUIText(
cc->text, *gTextSubFont, rect, rect, (MythUIType*)this,
QString("cc608txt%1%2%3").arg(cc->x).arg(cc->y).arg(width));
if (text)
text->SetJustification(Qt::AlignLeft);
m_refreshArea = true;
LOG(VB_VBI, LOG_INFO, QString("x %1 y %2 String: '%3'")
.arg(cc->x).arg(cc->y).arg(cc->text));
}
}
textlist->lock.unlock();
}