Changes between Version 77 and Version 78 of DevelopGuide

Timestamp:

Mar 31, 2009, 3:25:45 PM (16 years ago)

Author:

Frédéric

Comment:

--

DevelopGuide

@@ -176 +176 @@
 Here is the '''Tethered''' plugin, defined in the '''{{{papywizard/plugins/tetheredPlugins}}}''' module:
 
-
+{{{
+#!python
+import time
+import subprocess
+
+from PyQt4 import QtCore
+
+from papywizard.common import config
+from papywizard.common.loggingServices import Logger
+from papywizard.common.pluginManager import PluginManager
+from papywizard.hardware.abstractShutterPlugin import AbstractShutterPlugin
+from papywizard.controller.shutterPluginController import ShutterPluginController
+from papywizard.view.pluginFields import ComboBoxField, LineEditField, CheckBoxField
+
+
+class TetheredShutter(AbstractShutterPlugin):
+    name = "Tethered"
+
+    def _init(self):
+        pass
+
+    def _getTimeValue(self):
+        return -1
+
+    def _getMirrorLockup(self):
+        return self._config['MIRROR_LOCKUP']
+
+    def _getBracketingNbPicts(self):
+        return self._config['BRACKETING_NB_PICTS']
+
+    def _getBracketingIntent(self):
+        return self._config['BRACKETING_INTENT']
+
+    def _defineConfig(self):
+        AbstractShutterPlugin._defineConfig(self)
+        self._addConfigKey('_mirrorLockup', 'MIRROR_LOCKUP', default=False)
+        self._addConfigKey('_mirrorLockupCommand', 'MIRROR_LOCKUP_COMMAND', default="")
+        self._addConfigKey('_shootCommand', 'SHOOT_COMMAND', default="")
+        self._addConfigKey('_bracketingNbPicts', 'BRACKETING_NB_PICTS', default=1)
+        self._addConfigKey('_bracketingIntent', 'BRACKETING_INTENT', default='exposure')
+
+    def activate(self):
+        Logger().trace("TetheredShutter.activate()")
+
+    def shutdown(self):
+        Logger().trace("TetheredShutter.shutdown()")
+
+    def lockupMirror(self):
+        Logger().debug("TetheredShutter.lockupMirror(): execute command '%s'..." % self._config['MIRROR_LOCKUP_COMMAND'])
+        time.sleep(1)
+        Logger().debug("TetheredShutter.lockupMirror(): command over")
+        return 0
+
+    def shoot(self, bracketNumber):
+        Logger().debug("TetheredShutter.shoot(): execute command '%s'..." % self._config['SHOOT_COMMAND'])
+
+        # Launch external command
+        args = self._config['SHOOT_COMMAND'].split()
+        p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+
+        # Wait end of execution
+        stdout, stderr = p.communicate()
+        if stderr:
+            Logger().debug("TetheredShutter.shoot(): stderr:\n%s" % stderr)
+        Logger().debug("TetheredShutter.shoot(): stdout:\n%s" % stdout)
+
+        return p.returncode
+
+
+class TetheredShutterController(ShutterPluginController):
+    def _defineGui(self):
+        ShutterPluginController._defineGui(self)
+        self._addWidget('Main', "Mirror lockup", CheckBoxField, (), 'MIRROR_LOCKUP')
+        self._addWidget('Main', "Mirror lockup command", LineEditField, (), 'MIRROR_LOCKUP_COMMAND')
+        self._addWidget('Main', "Shoot command", LineEditField, (), 'SHOOT_COMMAND')
+        self._addWidget('Main', "Bracketing nb picts", SpinBoxField, (1, 99), 'BRACKETING_NB_PICTS')
+        self._addWidget('Main', "Bracketing intent", ComboBoxField, (['exposure', 'focus', 'white balance', 'movement'],), 'BRACKETING_INTENT')
+
+
+def register():
+    """ Register plugins.
+    """
+    PluginManager().register(TetheredShutter, TetheredShutterController)
+}}}
 
 --