Add rotate buttons - SL #4583

Right now, is implemented only for pdf files.

Signed-off-by: Gonzalo Odiard <gonzalo@laptop.org>

6 files changed, 184 insertions, 1 deletions

diff --git a/epubadapter.py b/epubadapter.py
index 1946e51..e412675 100644
--- a/epubadapter.py
+++ b/epubadapter.py
@@ -70,6 +70,9 @@ class EpubViewer(epubview.EpubView):
     def can_do_text_to_speech(self):
         return False
 
+    def can_rotate(self):
+        return False
+
     def get_marked_words(self):
         "Adds a mark between each word of text."
         i = self.current_word
diff --git a/evinceadapter.py b/evinceadapter.py
index 3a1f263..31859d9 100644
--- a/evinceadapter.py
+++ b/evinceadapter.py
@@ -122,6 +122,17 @@ class EvinceViewer():
     def previous_page(self):
         self._view.previous_page()
 
+    def rotate_left(self):
+        rotation = self._model.get_rotation()
+        self._model.set_rotation(rotation - 90)
+
+    def rotate_right(self):
+        rotation = self._model.get_rotation()
+        self._model.set_rotation(rotation + 90)
+
+    def can_rotate(self):
+        return True
+
     def get_pagecount(self):
         '''
         Returns the pagecount of the loaded file
diff --git a/icons/rotate_anticlockwise.svg b/icons/rotate_anticlockwise.svg
new file mode 100644
index 0000000..55a9c61
--- /dev/null
+++ b/icons/rotate_anticlockwise.svg
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Adobe Illustrator 13.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 14948)  -->
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   x="0px"
+   y="0px"
+   width="55px"
+   height="55px"
+   viewBox="0 0 55 55"
+   enable-background="new 0 0 55 55"
+   xml:space="preserve"
+   id="svg2"
+   sodipodi:version="0.32"
+   inkscape:version="0.46"
+   sodipodi:docname="rotate_anticlockwise.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"><metadata
+   id="metadata14"><rdf:RDF><cc:Work
+       rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+         rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+   id="defs12"><inkscape:perspective
+     sodipodi:type="inkscape:persp3d"
+     inkscape:vp_x="0 : 27.5 : 1"
+     inkscape:vp_y="0 : 1000 : 0"
+     inkscape:vp_z="55 : 27.5 : 1"
+     inkscape:persp3d-origin="27.5 : 18.333333 : 1"
+     id="perspective16" /></defs><sodipodi:namedview
+   inkscape:window-height="976"
+   inkscape:window-width="1680"
+   inkscape:pageshadow="2"
+   inkscape:pageopacity="0.0"
+   guidetolerance="10.0"
+   gridtolerance="10.0"
+   objecttolerance="10.0"
+   borderopacity="1.0"
+   bordercolor="#666666"
+   pagecolor="#ffffff"
+   id="base"
+   showgrid="false"
+   inkscape:zoom="8.3636364"
+   inkscape:cx="27.5"
+   inkscape:cy="27.5"
+   inkscape:window-x="0"
+   inkscape:window-y="24"
+   inkscape:current-layer="svg2" />
+
+<g
+   id="Undo"
+   transform="matrix(0,-1,1,0,0.975043,54.158)">
+	<g
+   display="inline"
+   id="g5"
+   style="display:inline">
+		<polyline
+   points="    22.903,27.523 15.091,20.935 22.903,14.344   "
+   id="polyline7"
+   style="fill:none;stroke:#ffffff;stroke-width:2.98670006;stroke-linecap:round;stroke-linejoin:round" />
+		<path
+   d="M 15.091,20.935 L 32.345,20.935 C 37.038,20.935 40.879,24.776 40.879,29.469 C 40.879,34.162 40.983652,31.904174 40.83413,38.838957"
+   id="path9"
+   style="fill:none;stroke:#ffffff;stroke-width:2.98670006;stroke-linecap:round"
+   sodipodi:nodetypes="ccsc" />
+	</g>
+</g>
+</svg>
\ No newline at end of file
diff --git a/icons/rotate_clockwise.svg b/icons/rotate_clockwise.svg
new file mode 100644
index 0000000..474f6f0
--- /dev/null
+++ b/icons/rotate_clockwise.svg
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Adobe Illustrator 13.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 14948)  -->
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   x="0px"
+   y="0px"
+   width="55px"
+   height="55px"
+   viewBox="0 0 55 55"
+   enable-background="new 0 0 55 55"
+   xml:space="preserve"
+   id="svg2"
+   sodipodi:version="0.32"
+   inkscape:version="0.46"
+   sodipodi:docname="rotate_clockwise.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"><metadata
+   id="metadata14"><rdf:RDF><cc:Work
+       rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+         rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+   id="defs12"><inkscape:perspective
+     sodipodi:type="inkscape:persp3d"
+     inkscape:vp_x="0 : 27.5 : 1"
+     inkscape:vp_y="0 : 1000 : 0"
+     inkscape:vp_z="55 : 27.5 : 1"
+     inkscape:persp3d-origin="27.5 : 18.333333 : 1"
+     id="perspective16" /></defs><sodipodi:namedview
+   inkscape:window-height="976"
+   inkscape:window-width="1680"
+   inkscape:pageshadow="2"
+   inkscape:pageopacity="0.0"
+   guidetolerance="10.0"
+   gridtolerance="10.0"
+   objecttolerance="10.0"
+   borderopacity="1.0"
+   bordercolor="#666666"
+   pagecolor="#ffffff"
+   id="base"
+   showgrid="false"
+   inkscape:zoom="8.3636364"
+   inkscape:cx="27.5"
+   inkscape:cy="27.5"
+   inkscape:window-x="0"
+   inkscape:window-y="24"
+   inkscape:current-layer="svg2" />
+
+<g
+   id="Undo"
+   transform="matrix(0,-1,-1,0,54.158,54.158)">
+	<g
+   display="inline"
+   id="g5"
+   style="display:inline">
+		<polyline
+   points="    22.903,27.523 15.091,20.935 22.903,14.344   "
+   id="polyline7"
+   style="fill:none;stroke:#ffffff;stroke-width:2.98670006;stroke-linecap:round;stroke-linejoin:round" />
+		<path
+   d="M 15.091,20.935 L 32.345,20.935 C 37.038,20.935 40.879,24.776 40.879,29.469 C 40.879,34.162 40.983652,31.904174 40.83413,38.838957"
+   id="path9"
+   style="fill:none;stroke:#ffffff;stroke-width:2.98670006;stroke-linecap:round"
+   sodipodi:nodetypes="ccsc" />
+	</g>
+</g>
+</svg>
\ No newline at end of file
diff --git a/readtoolbar.py b/readtoolbar.py
index 435da1c..02170af 100644
--- a/readtoolbar.py
+++ b/readtoolbar.py
@@ -225,7 +225,7 @@ class ViewToolbar(Gtk.Toolbar):
         self._zoom_to_original.show()
 
         spacer = Gtk.SeparatorToolItem()
-        spacer.props.draw = False
+        spacer.props.draw = True
         self.insert(spacer, -1)
         spacer.show()
 
@@ -245,6 +245,23 @@ class ViewToolbar(Gtk.Toolbar):
 
         self._view_notify_zoom_handler = None
 
+        spacer = Gtk.SeparatorToolItem()
+        spacer.props.draw = True
+        self.insert(spacer, -1)
+        spacer.show()
+
+        self._rotate_left = ToolButton('rotate_anticlockwise')
+        self._rotate_left.set_tooltip(_('Rotate left'))
+        self._rotate_left.connect('clicked', self._rotate_left_cb)
+        self.insert(self._rotate_left, -1)
+        self._rotate_left.show()
+
+        self._rotate_right = ToolButton('rotate_clockwise')
+        self._rotate_right.set_tooltip(_('Rotate right'))
+        self._rotate_right.connect('clicked', self._rotate_right_cb)
+        self.insert(self._rotate_right, -1)
+        self._rotate_right.show()
+
     def set_view(self, view):
         self._view = view
         self._update_zoom_buttons()
@@ -260,6 +277,12 @@ class ViewToolbar(Gtk.Toolbar):
     def _zoom_in_cb(self, button):
         self.zoom_in()
 
+    def _rotate_left_cb(self, button):
+        self._view.rotate_left()
+
+    def _rotate_right_cb(self, button):
+        self._view.rotate_right()
+
     def zoom_out(self):
         self._view.zoom_out()
         self._update_zoom_buttons()
@@ -283,6 +306,8 @@ class ViewToolbar(Gtk.Toolbar):
         self._zoom_to_width.props.sensitive = self._view.can_zoom_to_width()
         self._zoom_to_fit.props.sensitive = self._view.can_zoom_to_width()
         self._zoom_to_original.props.sensitive = self._view.can_zoom_to_width()
+        self._rotate_left.props.sensitive = self._view.can_rotate()
+        self._rotate_right.props.sensitive = self._view.can_rotate()
 
     def _zoom_to_fit_cb(self, menu_item):
         self._view.zoom_to_best_fit()
diff --git a/textadapter.py b/textadapter.py
index 1a81bf5..c6ded43 100644
--- a/textadapter.py
+++ b/textadapter.py
@@ -480,6 +480,8 @@ class TextViewer(GObject.GObject):
     def zoom_to_actual_size(self):
         return False
 
+    def can_rotate(self):
+        return False
 
 class _JobFind(GObject.GObject):