font2png script updated

radio/util/font2png.py

@@ -4,41 +4,62 @@
 import sys
 from PyQt4 import Qt, QtGui
 
+try:
+  app = Qt.QApplication(sys.argv)
+except:
+  pass
+
 chars = u""" !"#$%&'()*+,-./0123456789:;<=>?°ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz~ ≥→←↑↓    △Ⓘ"""
 
-def getCharWidth(metrics):
+def getCharWidth(fontsize, metrics, index):
+    if index == 0:
+        return 4
+    elif index == 14 and fontsize <= 8:
+        return 1
+    else:
+        rect = metrics.boundingRect(chars[index])
+        return rect.width()
+    
+def getFontWidth(fontsize, metrics):
     width = 0
-    for c in chars:
-        rect = metrics.boundingRect(c)
-        if rect.width() > width:
-            width = rect.width()
+    for i, c in enumerate(chars):
+        width += getCharWidth(fontsize, metrics, i)
     return width
-
-def createFontBitmap(filename, fontname, fontsize, foreground, background):
+    
+def createFontBitmap(filename, fontname, fontsize, foreground, background, coordsfile=True):
+    coords = [ ]
     font = QtGui.QFont(fontname)
     font.setPointSize(fontsize)
     metrics = QtGui.QFontMetrics(font)
-    width = getCharWidth(metrics)
-    image = QtGui.QImage(width*len(chars), fontsize+4, QtGui.QImage.Format_RGB32)
+    width = getFontWidth(fontsize, metrics)
+    image = QtGui.QImage(width, fontsize+4, QtGui.QImage.Format_RGB32)
     image.fill(background)
     painter = QtGui.QPainter()
     painter.begin(image)
     painter.setFont(font)
     pen = QtGui.QPen(foreground)
     painter.setPen(pen)
+    width = 0
     for i, c in enumerate(chars):
-        rect = metrics.boundingRect(c)
+        coords.append(width)
         if i == 0:
-            rect.setWidth(4)
-        elif i == 14:
-            rect.setWidth(1)
-            painter.drawPoint(width*i, fontsize);
+            pass
+        elif i == 14 and fontsize <= 8:
+            painter.drawPoint(width, fontsize);
         else:
-            painter.drawText(width*i-rect.left(), fontsize+1, c)
-        for j in range(rect.width(), width):
-            painter.drawLine(width*i+j, 0, width*i+j, fontsize+4)
+            rect = metrics.boundingRect(c)
+            painter.drawText(width-rect.left(), fontsize+1, c)
+        width += getCharWidth(fontsize, metrics, i)
+    coords.append(width)
     painter.end()
-    image.save(filename)
+    image.save(filename + ".png")
+    if coordsfile:
+      f = file(filename + ".specs", "w")
+      f.write("{ ")
+      f.write(",".join(str(tmp) for tmp in coords))
+      f.write(" }")
+      f.close()      
+    return coords
 
 if len(sys.argv) == 4:
     createFontBitmap(sys.argv[3], sys.argv[1], int(sys.argv[2]), QtGui.QColor(0x00, 0x00, 0x00), QtGui.QColor(0xFF, 0xFF, 0xFF))