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authorMattias Andrée <maandree@operamail.com>2014-02-24 07:55:32 +0100
committerMattias Andrée <maandree@operamail.com>2014-02-24 07:55:32 +0100
commit47080bbb70e8c20546575061252fa0fa67f3607a (patch)
tree32ee6b7c764be1f565bf55a4cb5857a1b5964b08 /src/monitor.py
parentprototype list_monitors (diff)
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list screens outputs and crtcs1.6
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/monitor.py')
-rw-r--r--src/monitor.py214
1 files changed, 200 insertions, 14 deletions
diff --git a/src/monitor.py b/src/monitor.py
index 11643d1..4a7c1f8 100644
--- a/src/monitor.py
+++ b/src/monitor.py
@@ -192,35 +192,221 @@ def print_curves(*crtcs, screen = 0):
-def list_monitors():
+class Screens:
+ '''
+ Information about all screens
+ '''
+ def __init__(self):
+ '''
+ Constructor
+ '''
+ self.screens = None
+
+ def find_by_crtc(self, index):
+ '''
+ Find output by CRTC index
+
+ @param index:int? The CRTC index
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for screen in self.screens:
+ rc += screen.find_by_crtc(index)
+ return rc
+
+ def find_by_name(self, name):
+ '''
+ Find output by name
+
+ @param name:str The name of the output
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for screen in self.screens:
+ rc += screen.find_by_name(name)
+ return rc
+
+ def find_by_size(self, widthmm, heigthmm):
+ '''
+ Find output by physical size
+
+ @param widthmm:int? The physical width, measured in millimetres, of the monitor
+ @param heightmm:int? The physical height, measured in millimetres, of the monitor
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for screen in self.screens:
+ rc += screen.find_by_size(widthmm, heigthmm)
+ return rc
+
+ def find_by_connected(self, status):
+ '''
+ Find output by connection status
+
+ @param status:bool Whether the output should be connected or not
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for screen in self.screens:
+ rc += screen.find_by_connected(status)
+ return rc
+
+ def __contains__(self, other):
+ return other in self.screens
+ def __getitem__(self, index):
+ return self.screens[index]
+ def __iter__(self):
+ return iter(self.screens)
+ def __len__(self):
+ return len(self.screens)
+ def __reversed__(self):
+ return reversed(self.screens)
+ def __setitem__(self, index, item):
+ self.screens[index] = item
+ def __repr__(self):
+ return repr(self.screens)
+
+class Screen:
+ '''
+ Screen information
+
+ @variable crtc_count:int The number of CRTC:s
+ @variable output:list<Output> List of outputs
+ '''
+ def __init__(self):
+ '''
+ Constructor
+ '''
+ self.crtc_count = 0
+ self.outputs = []
+
+ def find_by_crtc(self, index):
+ '''
+ Find output by CRTC index
+
+ @param index:int? The CRTC index
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for i in range(len(self.outputs)):
+ if self.outputs[i].crtc == index:
+ rc.append(self.outputs[i])
+ return rc
+
+ def find_by_name(self, name):
+ '''
+ Find output by name
+
+ @param name:str The name of the output
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for i in range(len(self.outputs)):
+ if self.outputs[i].name == name:
+ rc.append(self.outputs[i])
+ return rc
+
+ def find_by_size(self, widthmm, heigthmm):
+ '''
+ Find output by physical size
+
+ @param widthmm:int? The physical width, measured in millimetres, of the monitor
+ @param heightmm:int? The physical height, measured in millimetres, of the monitor
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for i in range(len(self.outputs)):
+ if self.outputs[i].widthmm == widthmm:
+ if self.outputs[i].heigthmm == heigthmm:
+ rc.append(self.outputs[i])
+ return rc
+
+ def find_by_connected(self, status):
+ '''
+ Find output by connection status
+
+ @param status:bool Whether the output should be connected or not
+ @return :list<Output> Matching outputs
+ '''
+ rc = []
+ for i in range(len(self.outputs)):
+ if self.outputs[i].connected == status:
+ rc.append(self.outputs[i])
+ return rc
+
+ def __repr__(self):
+ '''
+ Return a string representation of the instance
+ '''
+ return '[CRTC count: %i, Outputs: %s]' % (self.crtc_count, repr(self.outputs))
+
+class Output:
+ '''
+ Output information
+
+ @variable name:str The name of the output
+ @variable connected:bool Whether the outout is known to be connected
+ @variable widthmm:int? The physical width of the monitor, measured in millimetres, `None` if unknown or not connected
+ @variable heigthmm:int? The physical height of the monitor, measured in millimetres, `None` if unknown or not connected
+ @variable crtc:int? The CRTC index, `None` if not connected
+ '''
+ def __init__(self):
+ '''
+ Constructor
+ '''
+ self.name = None
+ self.connected = False
+ self.widthmm = None
+ self.heigthmm = None
+ self.crtc = None
+ self.screen = None
+
+ def __repr__(self):
+ '''
+ Return a string representation of the instance
+ '''
+ rc = [self.name, self.connected, self.widthmm, self.heigthmm, self.crtc, self.screen]
+ rc = tuple([self.name] + list(map(lambda x : repr(x), rc[1:])))
+ rc = '[Name: %s, Connected: %s, Width: %s, Height: %s, CRTC: %s, Screen: %s]' % rc
+ return rc
+
+def list_screens():
+ '''
+ Retrieve informantion about all screens, outputs and CRTC:s
+
+ @return :Screens An instance of a datastructure with the relevant information
+ '''
process = Popen([LIBEXECDIR + "/blueshift_idcrtc"], stdout = PIPE)
lines = process.communicate()[0].decode('utf-8', 'error').split('\n')
lines = [line.strip() for line in lines]
- screens, screen, output = None, None, None
+ screens, screen_i, screen, output = None, None, None, None
for line in lines:
if line.startswith('Screen count: '):
screens = [None] * int(line[len('Screen count: '):])
elif line.startswith('Screen: '):
screen_i = int(line[len('Screen: '):])
- screen = {}
+ screen = Screen()
screens[screen_i] = screen
elif line.startswith('CRTC count: '):
- screen['crtc'] = int(line[len('CRTC count: '):])
+ screen.crtc_count = int(line[len('CRTC count: '):])
elif line.startswith('Output count: '):
- screen['output'] = [None] * int(line[len('Output count: '):])
+ screen.outputs = [None] * int(line[len('Output count: '):])
elif line.startswith('Output: '):
output_i = int(line[len('Output: '):])
- output = {'name' : None, 'connected' : False, 'width' : None, 'height' : None, 'crtc' : None}
- screen['output'][output_i] = output
+ output = Output()
+ output.screen = screen_i
+ screen.outputs[output_i] = output
elif line.startswith('Name: '):
- output['name'] = line[len('Name: '):]
+ output.name = line[len('Name: '):]
elif line.startswith('Connection: '):
- output['connected'] = line[len('Connection: '):] == 'connected'
+ output.connected = line[len('Connection: '):] == 'connected'
elif line.startswith('Size: '):
- width, height = [int(x) for x in line[len('Size: '):].split(' ')]
- output['width'] = width
- output['height'] = height
+ output.widthmm, output.heightmm = [int(x) for x in line[len('Size: '):].split(' ')]
+ if (output.widthmm <= 0) or (output.heightmm <= 0):
+ output.widthmm, output.heightmm = None, None
elif line.startswith('CRTC: '):
- output['crtc'] = int(line[len('CRTC: '):])
- return screens
+ output.crtc = int(line[len('CRTC: '):])
+ rc = Screens()
+ rc.screens = screens
+ return rc