fenrir/src/fenrirscreenreader/core/cursorManager.py
2018-09-07 17:13:48 +02:00

127 lines
5.1 KiB
Python

#!/bin/python
# -*- coding: utf-8 -*-
# Fenrir TTY screen reader
# By Chrys, Storm Dragon, and contributers.
from fenrirscreenreader.core import debug
class cursorManager():
def __init__(self):
pass
def initialize(self, environment):
self.env = environment
def shutdown(self):
pass
def clearMarks(self):
self.env['commandBuffer']['Marks']['1'] = None
self.env['commandBuffer']['Marks']['2'] = None
def isMarkSet(self):
return self.env['commandBuffer']['Marks']['1'] != None
def isSingleMark(self):
return self.env['commandBuffer']['Marks']['1'] != None and \
self.env['commandBuffer']['Marks']['2'] == None
def isMultibleMark(self):
return self.env['commandBuffer']['Marks']['1'] != None and \
self.env['commandBuffer']['Marks']['2'] != None
def setMark(self):
currCursor = None
if self.env['screen']['newCursorReview']:
currCursor = self.env['screen']['newCursorReview'].copy()
else:
currCursor = self.env['screen']['newCursor'].copy()
if not self.env['commandBuffer']['Marks']['1']:
self.env['commandBuffer']['Marks']['1'] = currCursor.copy()
return 1
else:
self.env['commandBuffer']['Marks']['2'] = currCursor.copy()
return 2
return 0
def getReviewOrTextCursor(self):
if self.env['screen']['newCursorReview']:
return self.env['screen']['newCursorReview'].copy()
else:
return self.env['screen']['newCursor'].copy()
def clearReviewCursor(self):
if not self.isReviewMode():
return
self.env['screen']['oldCursorReview'] = None
self.env['screen']['newCursorReview'] = None
def isCursorHorizontalMove(self):
return self.env['screen']['newCursor']['x'] != self.env['screen']['oldCursor']['x']
def isCursorVerticalMove(self):
return self.env['screen']['newCursor']['y'] != self.env['screen']['oldCursor']['y']
def isReviewMode(self):
return self.env['screen']['newCursorReview'] != None
def enterReviewModeCurrTextCursor(self, overwrite=False):
if self.isReviewMode() and not overwrite:
return
self.env['screen']['oldCursorReview'] = self.env['screen']['newCursorReview']
if not self.env['screen']['newCursorReview']:
self.env['screen']['newCursorReview'] = self.env['screen']['newCursor'].copy()
if self.env['runtime']['settingsManager'].getSettingAsBool('focus', 'highlight') and \
self.env['runtime']['attributeManager'].isAttributeCursorActive():
self.env['screen']['newCursorReview'] = self.env['runtime']['attributeManager'].getCurrAttributeCursor().copy()
def setReviewCursorPosition(self, x, y):
if not self.isReviewMode():
self.enterReviewModeCurrTextCursor()
self.env['screen']['oldCursorReview'] = self.env['screen']['newCursorReview']
self.env['screen']['newCursorReview']['x'] = x
self.env['screen']['newCursorReview']['y'] = y
def isApplicationWindowSet(self):
try:
currApp = self.env['runtime']['applicationManager'].getCurrentApplication()
if self.env['commandBuffer']['windowArea'][currApp]['1'] != None:
return True
except:
pass
return False
def setWindowForApplication(self, start = None, end = None):
x1 = 0
x2 = 0
y1 = 0
y2 = 0
if start == None:
if not self.env['commandBuffer']['Marks']['1']:
return False
else:
x1 = self.env['commandBuffer']['Marks']['1']['x']
y1 = self.env['commandBuffer']['Marks']['1']['y']
else:
x1 = start['x']
y1 = start['y']
if end == None:
if not self.env['commandBuffer']['Marks']['2']:
return False
else:
x1 = self.env['commandBuffer']['Marks']['2']['x']
y1 = self.env['commandBuffer']['Marks']['2']['y']
else:
x1 = start['x']
y1 = start['y']
currApp = self.env['runtime']['applicationManager'].getCurrentApplication()
self.env['commandBuffer']['windowArea'][currApp] = {}
if x1 * y1 <= \
x2 * y2:
self.env['commandBuffer']['windowArea'][currApp]['1'] = {'x':x1, 'y':y1}
self.env['commandBuffer']['windowArea'][currApp]['2'] = {'x':x2, 'y':y2}
else:
self.env['commandBuffer']['windowArea'][currApp]['1'] = {'x':x2, 'y':y2}
self.env['commandBuffer']['windowArea'][currApp]['2'] = {'x':x1, 'y':y1}
return True
def clearWindowForApplication(self):
currApp = self.env['runtime']['applicationManager'].getCurrentApplication()
try:
del self.env['commandBuffer']['windowArea'][currApp]
except:
return False
return True