1 files changed, 126 insertions, 0 deletions
diff --git a/trunk/dimbola/plugins/photoinfo_plugin.py b/trunk/dimbola/plugins/photoinfo_plugin.py
new file mode 100644
index 0000000..e5bb4fb
--- /dev/null
+++ b/trunk/dimbola/plugins/photoinfo_plugin.py
@@ -0,0 +1,126 @@
+# Copyright (C) 2009  Lars Wirzenius <liw@liw.fi>
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+# This is necessary for running under Python 2.5, which we need to
+# do on Debian, for now.
+from __future__ import with_statement
+
+
+import os
+
+import gtk
+import pyexiv2
+
+import dimbola
+
+
+class PhotoInfoViewer(dimbola.Plugin):
+
+    '''Show information about the selected photo in the right sidebar.'''
+
+    def __init__(self, mwc):
+        self.mwc = mwc
+        self.photoid = None
+        
+    def enable(self):
+        self.enable_signal(self.mwc.grid.model, 'selection-changed', 
+                           self.remember_photo)
+        self.enable_signal(self.mwc, 'photo-meta-changed', 
+                           self.remember_photo)
+        self.mwc.add_to_sidebar('right_sidebar', 'basic_info_expander')
+        
+    def disable(self):
+        self.disable_signals()
+        self.mwc.remove_from_sidebar('right_sidebar', 'basic_info_expander')
+
+    def exifvalue(self, exifname):
+        if self.photoid is None:
+            return ''
+        else:
+            return self.mwc.db.get_exif(self.photoid, exifname) or ''
+
+    @property
+    def foldername(self):
+        if self.photoid is None:
+            return ''
+        else:
+            folderid, basename, rating, rotate = \
+                self.mwc.db.get_basic_photo_metadata(self.photoid)
+            foldername = self.mwc.db.get_folder_name(folderid)
+            if foldername:
+                foldername = os.path.basename(foldername)
+            return foldername or ''
+
+    @property
+    def filename(self):
+        if self.photoid is None:
+            return ''
+        else:
+            folderid, basename, rating, rotate = \
+                self.mwc.db.get_basic_photo_metadata(self.photoid)
+            return basename
+
+    @property
+    def rating(self):
+        if self.photoid is None:
+            return ''
+        else:
+            folderid, basename, rating, rotate = \
+                self.mwc.db.get_basic_photo_metadata(self.photoid)
+            return '*' * rating
+
+    def draw_rating_stars(self):
+        w = self.mwc.widgets['photo_info_rating']
+        gc = w.get_style().fg_gc[gtk.STATE_NORMAL]
+        x = 0
+        y = 0
+        width, dim = w.window.get_size()
+        with self.mwc.db:
+            dimbola.draw_stars(len(self.rating), w.window, gc, x, y, dim)
+
+    def on_photo_info_rating_expose_event(self, w, event):
+        self.draw_rating_stars()
+
+    def remember_photo(self, *args):
+        if self.mwc.db is None:
+            return
+
+        if len(self.mwc.grid.model.selected) == 1:
+            self.photoid = self.mwc.grid.model.selected[0]
+        else:
+            self.photoid = None
+        with self.mwc.db:
+            exiftable = {
+                'photo_info_camera': 'Exif.Image.Model',
+                'photo_info_datetime': 'Exif.Image.DateTime',
+                'photo_info_shutter': 'Exif.Photo.ExposureTime',
+                'photo_info_aperture': 'Exif.Photo.ApertureValue',
+                'photo_info_iso': 'Exif.Photo.ISOSpeedRatings',
+                'photo_info_focal_length': 'Exif.Photo.FocalLength',
+            }
+            for widget_name, exifname in exiftable.iteritems():
+                value = self.exifvalue(exifname)
+                self.mwc.widgets[widget_name].set_text(value)
+
+            misctable = {
+                'photo_info_photoid': '%s' % (self.photoid or ''),
+                'photo_info_folder': self.foldername,
+                'photo_info_filename': self.filename,
+            }
+            for widget_name, value in misctable.iteritems():
+                self.mwc.widgets[widget_name].set_text(value)
+        self.draw_rating_stars()
+