raoul/openlp
1
0
Fork 0
forked from openlp/openlp
Code Issues Pull Requests Projects Releases Wiki Activity

Turbo change the screen renderer by adding a cache

Browse Source 
Fix names which are incorrect

bzr-revno: 814
This commit is contained in:
Tim Bentley 2010-05-10 21:08:55 +01:00
commit a8fc728b99
3 changed files with 78 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
openlp/core/lib/serviceitem.py
View File

@ -81,7 +81,8 @@ class ServiceItem(object):
self.notes = u''
self.from_plugin = False
self.capabilities = []
self.isValid = True
self.is_valid = True
self.cache = []
def add_capability(self, capability):
self.capabilities.append(capability)
@ -107,6 +108,7 @@ class ServiceItem(object):
"""
log.debug(u'Render called')
self._display_frames = []
self.cache = []
if self.service_item_type == ServiceItemType.Text:
log.debug(u'Formatting slides')
if self.theme is None:
@ -125,6 +127,7 @@ class ServiceItem(object):
lines += line + u'\n'
self._display_frames.append({u'title': title, \
u'text': lines.rstrip(), u'verseTag': slide[u'verseTag'] })
self.cache.insert(len(self._display_frames), None)
log.log(15, u'Formatting took %4s' % (time.time() - before))
elif self.service_item_type == ServiceItemType.Image:
for slide in self._raw_frames:
@ -149,11 +152,15 @@ class ServiceItem(object):
self.RenderManager.set_override_theme(self.theme)
format = self._display_frames[row][u'text'].split(u'\n')
#if screen blank then do not display footer
if self.cache[row] is not None:
frame = self.cache[row]
else:
if format[0]:
frame = self.RenderManager.generate_slide(format,
self.raw_footer)
else:
frame = self.RenderManager.generate_slide(format,u'')
self.cache[row] = frame
return frame
def add_from_image(self, path, title, image):
@ -336,4 +343,3 @@ class ServiceItem(object):
Returns the title of the raw frame
"""
return self._raw_frames[row][u'path']

8
openlp/core/ui/servicemanager.py
View File

@ -499,7 +499,7 @@ class ServiceManager(QtGui.QWidget):
for itemcount, item in enumerate(self.serviceItems):
serviceitem = item[u'service_item']
treewidgetitem = QtGui.QTreeWidgetItem(self.ServiceManagerList)
if serviceitem.isValid:
if serviceitem.is_valid:
if serviceitem.notes:
icon = QtGui.QImage(serviceitem.icon)
icon = icon.scaled(80, 80, QtCore.Qt.KeepAspectRatio,
@ -685,7 +685,7 @@ class ServiceManager(QtGui.QWidget):
if serviceItem.is_command():
type = serviceItem._raw_frames[0][u'title'].split(u'.')[1]
if type not in self.suffixes:
serviceItem.isValid = False
serviceItem.is_valid = False
def cleanUp(self):
"""
@ -769,7 +769,7 @@ class ServiceManager(QtGui.QWidget):
Send the current item to the Preview slide controller
"""
item, count = self.findServiceItem()
if self.serviceItems[item][u'service_item'].isValid:
if self.serviceItems[item][u'service_item'].is_valid:
self.parent.PreviewController.addServiceManagerItem(
self.serviceItems[item][u'service_item'], count)
else:
@ -796,7 +796,7 @@ class ServiceManager(QtGui.QWidget):
Send the current item to the Live slide controller
"""
item, count = self.findServiceItem()
if self.serviceItems[item][u'service_item'].isValid:
if self.serviceItems[item][u'service_item'].is_valid:
self.parent.LiveController.addServiceManagerItem(
self.serviceItems[item][u'service_item'], count)
if QtCore.QSettings().value(

91
openlp/core/ui/slidecontroller.py
View File

@ -36,6 +36,24 @@ ItemCapabilities
log = logging.getLogger(__name__)
class SlideThread(QtCore.QThread):
"""
A special Qt thread class to speed up the display of text based frames.
This is threaded so it loads the frames in background
"""
def __init__(self, parent, prefix, count):
QtCore.QThread.__init__(self, parent)
self.prefix = prefix
self.count = count
def run(self):
"""
Run the thread.
"""
time.sleep(1)
for i in range(0, self.count):
Receiver.send_message(u'%s_slide_cache' % self.prefix, i)
class SlideList(QtGui.QTableWidget):
"""
Customised version of QTableWidget which can respond to keyboard
@ -44,7 +62,7 @@ class SlideList(QtGui.QTableWidget):
def __init__(self, parent=None, name=None):
QtGui.QTableWidget.__init__(self, parent.Controller)
self.parent = parent
self.hotkey_map = {
self.hotkeyMap = {
QtCore.Qt.Key_Return: 'servicemanager_next_item',
QtCore.Qt.Key_Space: 'slidecontroller_live_next_noloop',
QtCore.Qt.Key_Enter: 'slidecontroller_live_next_noloop',
@ -66,8 +84,8 @@ class SlideList(QtGui.QTableWidget):
elif event.key() == QtCore.Qt.Key_PageDown:
self.parent.onSlideSelectedLast()
event.accept()
elif event.key() in self.hotkey_map and self.parent.isLive:
Receiver.send_message(self.hotkey_map[event.key()])
elif event.key() in self.hotkeyMap and self.parent.isLive:
Receiver.send_message(self.hotkeyMap[event.key()])
event.accept()
event.ignore()
else:
@ -87,13 +105,13 @@ class SlideController(QtGui.QWidget):
self.isLive = isLive
self.parent = parent
self.mainDisplay = self.parent.displayManager.mainDisplay
self.loop_list = [
self.loopList = [
u'Start Loop',
u'Stop Loop',
u'Loop Separator',
u'Image SpinBox'
]
self.song_edit_list = [
self.songEditList = [
u'Edit Song',
]
if isLive:
@ -115,11 +133,11 @@ class SlideController(QtGui.QWidget):
if self.isLive:
self.TypeLabel.setText(self.trUtf8('Live'))
self.split = 1
self.type_prefix = u'live'
self.typePrefix = u'live'
else:
self.TypeLabel.setText(self.trUtf8('Preview'))
self.split = 0
self.type_prefix = u'preview'
self.typePrefix = u'preview'
self.TypeLabel.setStyleSheet(u'font-weight: bold; font-size: 12pt;')
self.TypeLabel.setAlignment(QtCore.Qt.AlignCenter)
self.PanelLayout.addWidget(self.TypeLabel)
@ -309,51 +327,53 @@ class SlideController(QtGui.QWidget):
QtCore.SIGNAL(u'slidecontroller_live_spin_delay'),
self.receiveSpinDelay)
if isLive:
self.Toolbar.makeWidgetsInvisible(self.loop_list)
self.Toolbar.makeWidgetsInvisible(self.loopList)
else:
self.Toolbar.makeWidgetsInvisible(self.song_edit_list)
self.Toolbar.makeWidgetsInvisible(self.songEditList)
self.Mediabar.setVisible(False)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_stop_loop' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_stop_loop' % self.typePrefix),
self.onStopLoop)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_first' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_first' % self.typePrefix),
self.onSlideSelectedFirst)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_next' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_next' % self.typePrefix),
self.onSlideSelectedNext)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_previous' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_previous' % self.typePrefix),
self.onSlideSelectedPrevious)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_next_noloop' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_next_noloop' % self.typePrefix),
self.onSlideSelectedNextNoloop)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_previous_noloop' %
self.type_prefix),
self.typePrefix),
self.onSlideSelectedPreviousNoloop)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_last' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_last' % self.typePrefix),
self.onSlideSelectedLast)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_change' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_change' % self.typePrefix),
self.onSlideChange)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_set' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_set' % self.typePrefix),
self.onSlideSelectedIndex)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_blank' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_blank' % self.typePrefix),
self.onSlideBlank)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_unblank' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_unblank' % self.typePrefix),
self.onSlideUnblank)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_text_request' % self.type_prefix),
QtCore.SIGNAL(u'slidecontroller_%s_text_request' % self.typePrefix),
self.onTextRequest)
QtCore.QObject.connect(self.Splitter,
QtCore.SIGNAL(u'splitterMoved(int, int)'), self.trackSplitter)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'config_updated'), self.refreshServiceItem)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'%s_slide_cache' % self.typePrefix), self.slideCache)
def widthChanged(self):
"""
@ -404,16 +424,16 @@ class SlideController(QtGui.QWidget):
self.Toolbar.setVisible(True)
self.Mediabar.setVisible(False)
self.Toolbar.makeWidgetsInvisible([u'Song Menu'])
self.Toolbar.makeWidgetsInvisible(self.loop_list)
self.Toolbar.makeWidgetsInvisible(self.loopList)
if item.is_text():
self.Toolbar.makeWidgetsInvisible(self.loop_list)
self.Toolbar.makeWidgetsInvisible(self.loopList)
if QtCore.QSettings().value(
self.parent.songsSettingsSection + u'/show songbar',
QtCore.QVariant(True)).toBool() and len(self.slideList) > 0:
self.Toolbar.makeWidgetsVisible([u'Song Menu'])
if item.is_capable(ItemCapabilities.AllowsLoop) and \
len(item.get_frames()) > 1:
self.Toolbar.makeWidgetsVisible(self.loop_list)
self.Toolbar.makeWidgetsVisible(self.loopList)
if item.is_media():
self.Toolbar.setVisible(False)
self.Mediabar.setVisible(True)
@ -425,9 +445,9 @@ class SlideController(QtGui.QWidget):
"""
self.Toolbar.setVisible(True)
self.Mediabar.setVisible(False)
self.Toolbar.makeWidgetsInvisible(self.song_edit_list)
self.Toolbar.makeWidgetsInvisible(self.songEditList)
if item.is_capable(ItemCapabilities.AllowsEdit) and item.from_plugin:
self.Toolbar.makeWidgetsVisible(self.song_edit_list)
self.Toolbar.makeWidgetsVisible(self.songEditList)
elif item.is_media():
self.Toolbar.setVisible(False)
self.Mediabar.setVisible(True)
@ -569,8 +589,12 @@ class SlideController(QtGui.QWidget):
self.enableToolBar(serviceItem)
self.onSlideSelected()
self.PreviewListWidget.setFocus()
Receiver.send_message(u'slidecontroller_%s_started' % self.type_prefix,
Receiver.send_message(u'slidecontroller_%s_started' % self.typePrefix,
[serviceItem])
if self.serviceItem.is_text():
st = SlideThread(
self, self.typePrefix, len(self.serviceItem.get_frames()))
st.start()
log.log(15, u'Display Rendering took %4s' % (time.time() - before))
def onTextRequest(self):
@ -591,7 +615,7 @@ class SlideController(QtGui.QWidget):
(self.PreviewListWidget.currentRow() == framenumber)
data.append(data_item)
Receiver.send_message(u'slidecontroller_%s_text_response'
% self.type_prefix, data)
% self.typePrefix, data)
#Screen event methods
def onSlideSelectedFirst(self):
@ -708,6 +732,13 @@ class SlideController(QtGui.QWidget):
% self.serviceItem.name.lower(),
[self.serviceItem, self.isLive])
def slideCache(self, slide):
"""
Generate a slide cache item rendered and ready for use
in the background.
"""
self.serviceItem.get_rendered_frame(int(slide))
def onSlideSelected(self):
"""
Generate the preview when you click on a slide.
@ -737,7 +768,7 @@ class SlideController(QtGui.QWidget):
if self.isLive:
self.mainDisplay.frameView(frame, True)
self.selectedRow = row
Receiver.send_message(u'slidecontroller_%s_changed' % self.type_prefix,
Receiver.send_message(u'slidecontroller_%s_changed' % self.typePrefix,
row)
def onSlideChange(self, row):
@ -746,7 +777,7 @@ class SlideController(QtGui.QWidget):
"""
self.PreviewListWidget.selectRow(row)
self.updatePreview()
Receiver.send_message(u'slidecontroller_%s_changed' % self.type_prefix,
Receiver.send_message(u'slidecontroller_%s_changed' % self.typePrefix,
row)
def updatePreview(self):