skinned: use bitmap font if we really have all the characters availableHEADpatches

This makes tracks from e.g. "Turmion Kätilöt" or "Die Ärzte" display
using the bitmap font.  Since the characters seem to be UTF-8 anyway, it
seems to be fine in my initial tests...

1 files changed, 15 insertions, 0 deletions

diff --git a/src/plugins/Ui/skinned/skin.cpp b/src/plugins/Ui/skinned/skin.cpp
index f1b6f8b79..425a34d45 100644
--- a/src/plugins/Ui/skinned/skin.cpp
+++ b/src/plugins/Ui/skinned/skin.cpp
@@ -185,6 +185,12 @@ const QRegion Skin::getRegion(uint r) const
     return m_regions[r];
 }
 
+const bool Skin::canUseBitmapFont(const QString& s) const
+{
+    qDebug("Skin: canUseBitmapFont %s", m_bitmapLetters.exactMatch(s) ? "true" : "false");
+    return m_bitmapLetters.exactMatch(s);
+}
+
 void Skin::setSkin (const QString& path)
 {
     QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
@@ -795,6 +801,15 @@ void Skin::loadLetters(void)
 
     /* text background */
     //m_items->insert (TEXTBG, letters[2][6]);
+
+    // set up a regexp that matches all letters with a mapping
+    QStringList regexpChars;
+    for (auto &ch : m_letters.keys())
+    {
+        regexpChars.append(ch);
+    }
+    m_bitmapLetters = QRegExp("[" + QRegExp::escape(regexpChars.join("")) + "]+");
+    m_bitmapLetters.setCaseSensitivity(Qt::CaseSensitivity::CaseInsensitive);
 }
 
 void Skin::loadMonoSter()