replaces namespace fenrir with fenrirscreenreader

src/fenrirscreenreader/utils/word_utils.py

@@ -0,0 +1,122 @@
+#!/bin/python
+# -*- coding: utf-8 -*-
+
+# Fenrir TTY screen reader
+# By Chrys, Storm Dragon, and contributers.
+
+from fenrirscreenreader.core import debug
+import string
+
+def getCurrentWord(currX,currY, currText):
+    lineBreak = False    
+    endOfScreen = False
+    if currText == '':
+        return -1, -1, '', endOfScreen, lineBreak
+    if currText.strip( string.whitespace) == '':
+        return currX, currY, '', endOfScreen, lineBreak        
+    x = currX
+    y = currY
+    currWord = ''    
+    wrappedLines = currText.split('\n')
+    currLine = wrappedLines[y]
+    Found = False
+    while(not Found):
+        if not currLine[x] in string.whitespace:
+            if x == 0:
+                Found = True
+            else:
+                if currLine[x - 1] in string.whitespace:
+                    Found = True
+        if not Found:
+            if x - 1 < 0:
+                if y - 1 < 0:
+                    lineBreak = False
+                    endOfScreen = True
+                    return currX, currY, '', endOfScreen, lineBreak
+                else:
+                    y -= 1
+                    currLine = wrappedLines[y]
+                    x = len( currLine) - 1
+                    lineBreak = True
+            else:
+                x -= 1
+    if Found:
+        currWord = currLine[x:]
+        for d in string.whitespace:
+            delimiterPos = currWord.find(d)
+            if delimiterPos != -1:
+                currWord = currWord[:delimiterPos]               
+        return x, y, currWord, endOfScreen, lineBreak
+    return currX, currY, '', False, False
+
+def getPrevWord(currX,currY, currText):
+    lineBreak = False        
+    endOfScreen = False
+    if currText == '':
+        return -1, -1, '', endOfScreen, lineBreak
+    if currText.strip( string.whitespace) == '':
+        return currX, currY, '', endOfScreen, lineBreak               
+    x, y, currWord, endOfScreen, lineBreakCurrWord = getCurrentWord(currX,currY,currText)
+    if endOfScreen:
+        return x, y, currWord, endOfScreen, lineBreak
+    wrappedLines = currText.split('\n')
+    currLine = wrappedLines[y]
+    if x - 1 < 0:
+        if y - 1 < 0:
+            lineBreak = False
+            endOfScreen = True
+            return currX, currY, '', endOfScreen, lineBreak
+        else:
+            y -= 1
+            currLine = wrappedLines[y]
+            x = len( currLine) - 1
+            lineBreak = True
+    else:
+        x -= 1
+    lineBreakCurrWord = lineBreak or lineBreakCurrWord
+    x, y, currWord, endOfScreen, lineBreak = getCurrentWord(x,y,currText)          
+    lineBreak = lineBreak or lineBreakCurrWord
+    return x, y, currWord, endOfScreen, lineBreak
+
+def getNextWord(currX,currY, currText):
+    lineBreak = False    
+    endOfScreen = False
+    if currText == '':
+        return -1, -1, '', endOfScreen, lineBreak
+    if currText.strip( string.whitespace) == '':
+        return currX, currY, '', endOfScreen, lineBreak        
+    x = currX
+    y = currY
+    currWord = ''    
+    wrappedLines = currText.split('\n')
+    currLine = wrappedLines[y]
+    Found = False
+    while(not Found):
+        if not Found:
+            if x + 1 > len( currLine ) - 1:
+                if y + 1 > len( wrappedLines ) - 1:
+                    lineBreak = False
+                    endOfScreen = True
+                    return currX, currY, '', endOfScreen, lineBreak
+                else:
+                    y += 1
+                    currLine = wrappedLines[y]
+                    x = 0
+                    lineBreak = True
+            else:
+                x += 1
+        if not currLine[x] in string.whitespace:
+            if x == 0:
+                Found = True
+            else:
+                if currLine[x - 1] in string.whitespace:
+                    Found = True                
+    if Found:
+        currWord = currLine[x:]
+        for d in string.whitespace:
+            delimiterPos = currWord.find(d)
+            if delimiterPos != -1:
+                currWord = currWord[:delimiterPos]
+        return x, y, currWord, endOfScreen, lineBreak
+    return currX, currY, '', False, False
+