svn-commit.2.tmp

bzr-revno: 11

theme/test_theme.py

@@ -0,0 +1,43 @@
+from theme import Theme
+import wx
+import os.path
+def test_read_theme():
+    dir=os.path.split(__file__)[0]
+    # test we can read a theme
+    t=Theme(os.path.join(dir, "testtheme.xml"))
+    print t
+    assert(t.BackgroundParameter1 == "sunset1.jpg")
+    assert(t.BackgroundParameter2 == None)
+    assert(t.BackgroundParameter3 == None)
+    assert(t.BackgroundType == 2)
+    assert(t.FontColor == wx.Colour(255,255,255))
+    assert(t.FontName == "Tahoma")
+    assert(t.FontProportion == 16)
+    assert(t.HorizontalAlign == 2)
+    assert(t.Name == "openlp.org Packaged Theme")
+    assert(t.Outline == -1)
+    assert(t.OutlineColor == wx.Colour(255,0,0))
+    assert(t.Shadow == -1)
+    assert(t.ShadowColor == wx.Colour(0,0,1))
+    assert(t.VerticalAlign == 0)
+    # test we create a "blank" theme correctly
+    t=Theme()
+    print t
+    assert(t.BackgroundParameter1 == wx.Colour(0,0,0))
+    assert(t.BackgroundParameter2 == None)
+    assert(t.BackgroundParameter3 == None)
+    assert(t.BackgroundType == 0)
+    assert(t.FontColor == wx.Colour(255,255,255))
+    assert(t.FontName == "Arial")
+    assert(t.FontProportion == 30)
+    assert(t.HorizontalAlign == 0)
+    assert(t.Name == "BlankStyle")
+    assert(t.Outline == 0)
+    assert(t.Shadow == 0)
+    assert(t.VerticalAlign == 0)
+
+ 
+    print "Tests passed"
+
+if __name__=="__main__":
+    test_read_theme()

theme/testtheme.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<Theme>
+  <Name>openlp.org Packaged Theme</Name>
+  <BackgroundType>2</BackgroundType>
+  <BackgroundParameter1>sunset1.jpg</BackgroundParameter1>
+  <BackgroundParameter2/>
+  <BackgroundParameter3/>
+  <FontName>Tahoma</FontName>
+  <FontColor>clWhite</FontColor>
+  <FontProportion>16</FontProportion>
+  <Shadow>-1</Shadow>
+  <ShadowColor>$00000001</ShadowColor>
+  <Outline>-1</Outline>
+  <OutlineColor>clRed</OutlineColor>
+  <HorizontalAlign>2</HorizontalAlign>
+  <VerticalAlign>0</VerticalAlign>
+</Theme>

theme/theme.py

@@ -0,0 +1,124 @@
+from elementtree.ElementTree import ElementTree, XML
+import wx
+DelphiColors={"clRed":0xFF0000,
+               "clBlack":0x000000,
+               "clWhite":0xFFFFFF}
+
+blankstylexml=\
+'''<?xml version="1.0" encoding="iso-8859-1"?>
+<Theme>
+  <Name>BlankStyle</Name>
+  <BackgroundType>0</BackgroundType>
+  <BackgroundParameter1>$000000</BackgroundParameter1>
+  <BackgroundParameter2/>
+  <BackgroundParameter3/>
+  <FontName>Arial</FontName>
+  <FontColor>clWhite</FontColor>
+  <FontProportion>30</FontProportion>
+  <Shadow>0</Shadow>
+  <Outline>0</Outline>
+  <HorizontalAlign>0</HorizontalAlign>
+  <VerticalAlign>0</VerticalAlign>
+  
+</Theme>
+'''
+
+class Theme:
+    def __init__(self, xmlfile=None):
+        """ stores the info about a theme
+        attributes:
+          name : theme name
+          
+          BackgroundType   : 0 - solid color
+                             1 - gradient color
+                             2 - image
+
+          BackgroundParameter1 : for image - filename
+                                 for gradient - start color
+                                 for solid - color
+          BackgroundParameter2 : for image - border colour
+                                 for gradient - end color
+                                 for solid - N/A
+          BackgroundParameter3 : for image - N/A
+                                 for gradient - 0 -> vertical, 1 -> horizontal
+                             
+          FontName       : name of font to use
+          FontColor      : color for main font
+          FontProportion : point size of font
+
+          Shadow       : 0 - no shadow, non-zero use shadow
+          ShadowColor  : color for drop shadow
+          Outline      : 0 - no outline, non-zero use outline
+          OutlineColor : color for outline (or None for no outline)
+
+          HorizontalAlign : 0 - left align
+                            1 - right align
+                            2 - centre align
+          VerticalAlign   : 0 - top align
+                            1 - bottom align
+                            2 - centre align
+          WrapStyle       : 0 - normal
+                            1 - lyrics
+        """
+        # init to defaults
+        self._set_from_XML(blankstylexml)
+        if xmlfile != None:
+            # init from xmlfile
+            file=open(xmlfile)
+            t=''.join(file.readlines()) # read the file and change list to a string
+            self._set_from_XML(t)
+
+    def get_as_string(self):
+        s=""
+        keys=dir(self)
+        keys.sort()
+        for k in keys:
+            if k[0:1] != "_":
+                s+= "_%s_" %(getattr(self,k))
+        return s
+    def _set_from_XML(self, xml):
+        root=ElementTree(element=XML(xml))
+        iter=root.getiterator()
+        for element in iter:
+            if element.tag != "Theme":
+                t=element.text
+#                 print element.tag, t, type(t)
+                if type(t) == type(None): # easy!
+                    val=t
+                if type(t) == type(" "): # strings need special handling to sort the colours out
+#                    print "str",
+                    if t[0] == "$": # might be a hex number
+#                        print "hex",
+                        try:
+                            val=int(t[1:], 16)
+                        except ValueError: # nope
+#                            print "nope",
+                            pass
+                    elif DelphiColors.has_key(t):
+#                        print "colour", 
+                        val=DelphiColors[t]
+                    else:
+#                        print "last chance",
+                        try:
+                            val=int(t)
+#                            print "int", 
+                        except ValueError:
+#                            print "give up",
+                            val=t
+                if (element.tag.find("Color") > 0 or
+                    (element.tag.find("BackgroundParameter") == 0 and type(val) == type(0))):
+                    # convert to a wx.Colour
+                    val= wx.Colour((val>>16) & 0xFF, (val>>8)&0xFF, val&0xFF)
+ #               print [val]
+                setattr(self,element.tag, val)
+        
+
+    def __str__(self):
+        s=""
+        for k in dir(self):
+            if k[0:1] != "_":
+                s+= "%30s : %s\n" %(k,getattr(self,k))
+        return s
+
+if __name__=="__main__":
+    test_theme.test_read_theme()