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pybootchartgui: add the original code
This is from: http://pybootchartgui.googlecode.com/files/pybootchartgui-r124.tar.gz Will modify it to make the build profiling in pictures. Remove the examples since they would not work any more, and they cost much disk space. [YOCTO #2403] (From OE-Core rev: 1f0791109e1aed715f02945834d6d7fdb9a411b4) Signed-off-by: Robert Yang <liezhi.yang@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Robert Yang
committed by
Richard Purdie
Richard Purdie
parent
bc19f8bc9c
commit
3d78bc19c5
273
scripts/pybootchartgui/pybootchartgui/gui.py
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273
scripts/pybootchartgui/pybootchartgui/gui.py
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import gobject
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import gtk
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import gtk.gdk
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import gtk.keysyms
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import draw
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class PyBootchartWidget(gtk.DrawingArea):
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__gsignals__ = {
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'expose-event': 'override',
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'clicked' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, (gobject.TYPE_STRING, gtk.gdk.Event)),
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'position-changed' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, (gobject.TYPE_INT, gobject.TYPE_INT)),
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'set-scroll-adjustments' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, (gtk.Adjustment, gtk.Adjustment))
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}
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def __init__(self, res):
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gtk.DrawingArea.__init__(self)
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self.res = res
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self.set_flags(gtk.CAN_FOCUS)
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self.add_events(gtk.gdk.BUTTON_PRESS_MASK | gtk.gdk.BUTTON_RELEASE_MASK)
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self.connect("button-press-event", self.on_area_button_press)
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self.connect("button-release-event", self.on_area_button_release)
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self.add_events(gtk.gdk.POINTER_MOTION_MASK | gtk.gdk.POINTER_MOTION_HINT_MASK | gtk.gdk.BUTTON_RELEASE_MASK)
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self.connect("motion-notify-event", self.on_area_motion_notify)
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self.connect("scroll-event", self.on_area_scroll_event)
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self.connect('key-press-event', self.on_key_press_event)
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self.connect('set-scroll-adjustments', self.on_set_scroll_adjustments)
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self.connect("size-allocate", self.on_allocation_size_changed)
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self.connect("position-changed", self.on_position_changed)
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self.zoom_ratio = 1.0
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self.x, self.y = 0.0, 0.0
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self.chart_width, self.chart_height = draw.extents(*res)
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self.hadj = None
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self.vadj = None
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def do_expose_event(self, event):
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cr = self.window.cairo_create()
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# set a clip region for the expose event
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cr.rectangle(
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event.area.x, event.area.y,
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event.area.width, event.area.height
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)
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cr.clip()
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self.draw(cr, self.get_allocation())
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return False
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def draw(self, cr, rect):
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cr.set_source_rgba(1.0, 1.0, 1.0, 1.0)
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cr.paint()
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cr.scale(self.zoom_ratio, self.zoom_ratio)
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cr.translate(-self.x, -self.y)
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draw.render(cr, *self.res)
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def position_changed(self):
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self.emit("position-changed", self.x, self.y)
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ZOOM_INCREMENT = 1.25
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def zoom_image(self, zoom_ratio):
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self.zoom_ratio = zoom_ratio
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self._set_scroll_adjustments(self.hadj, self.vadj)
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self.queue_draw()
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def zoom_to_rect(self, rect):
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zoom_ratio = float(rect.width)/float(self.chart_width)
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self.zoom_image(zoom_ratio)
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self.x = 0
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self.position_changed()
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def on_zoom_in(self, action):
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self.zoom_image(self.zoom_ratio * self.ZOOM_INCREMENT)
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def on_zoom_out(self, action):
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self.zoom_image(self.zoom_ratio / self.ZOOM_INCREMENT)
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def on_zoom_fit(self, action):
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self.zoom_to_rect(self.get_allocation())
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def on_zoom_100(self, action):
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self.zoom_image(1.0)
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POS_INCREMENT = 100
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def on_key_press_event(self, widget, event):
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if event.keyval == gtk.keysyms.Left:
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self.x -= self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == gtk.keysyms.Right:
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self.x += self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == gtk.keysyms.Up:
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self.y -= self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == gtk.keysyms.Down:
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self.y += self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == gtk.keysyms.Page_Up:
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self.zoom_image(self.zoom_ratio * self.ZOOM_INCREMENT)
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elif event.keyval == gtk.keysyms.Page_Down:
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self.zoom_image(self.zoom_ratio / self.ZOOM_INCREMENT)
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else:
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return False
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self.queue_draw()
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self.position_changed()
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return True
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def on_area_button_press(self, area, event):
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if event.button == 2 or event.button == 1:
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area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.FLEUR))
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self.prevmousex = event.x
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self.prevmousey = event.y
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if event.type not in (gtk.gdk.BUTTON_PRESS, gtk.gdk.BUTTON_RELEASE):
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return False
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return False
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def on_area_button_release(self, area, event):
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if event.button == 2 or event.button == 1:
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area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.ARROW))
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self.prevmousex = None
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self.prevmousey = None
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return True
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return False
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def on_area_scroll_event(self, area, event):
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if event.direction == gtk.gdk.SCROLL_UP:
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self.zoom_image(self.zoom_ratio * self.ZOOM_INCREMENT)
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return True
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if event.direction == gtk.gdk.SCROLL_DOWN:
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self.zoom_image(self.zoom_ratio / self.ZOOM_INCREMENT)
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return True
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return False
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def on_area_motion_notify(self, area, event):
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state = event.state
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if state & gtk.gdk.BUTTON2_MASK or state & gtk.gdk.BUTTON1_MASK:
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x, y = int(event.x), int(event.y)
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# pan the image
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self.x += (self.prevmousex - x)/self.zoom_ratio
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self.y += (self.prevmousey - y)/self.zoom_ratio
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self.queue_draw()
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self.prevmousex = x
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self.prevmousey = y
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self.position_changed()
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return True
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def on_set_scroll_adjustments(self, area, hadj, vadj):
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self._set_scroll_adjustments(hadj, vadj)
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def on_allocation_size_changed(self, widget, allocation):
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self.hadj.page_size = allocation.width
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self.hadj.page_increment = allocation.width * 0.9
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self.vadj.page_size = allocation.height
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self.vadj.page_increment = allocation.height * 0.9
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def _set_scroll_adjustments(self, hadj, vadj):
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if hadj == None:
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hadj = gtk.Adjustment(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
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if vadj == None:
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vadj = gtk.Adjustment(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
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if self.hadj != None and hadj != self.hadj:
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self.hadj.disconnect(self.hadj_changed_signal_id)
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if self.vadj != None and vadj != self.vadj:
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self.vadj.disconnect(self.vadj_changed_signal_id)
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if hadj != None:
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self.hadj = hadj
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self._set_adj_upper(self.hadj, self.zoom_ratio * self.chart_width)
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self.hadj_changed_signal_id = self.hadj.connect('value-changed', self.on_adjustments_changed)
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if vadj != None:
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self.vadj = vadj
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self._set_adj_upper(self.vadj, self.zoom_ratio * self.chart_height)
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self.vadj_changed_signal_id = self.vadj.connect('value-changed', self.on_adjustments_changed)
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def _set_adj_upper(self, adj, upper):
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changed = False
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value_changed = False
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if adj.upper != upper:
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adj.upper = upper
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changed = True
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max_value = max(0.0, upper - adj.page_size)
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if adj.value > max_value:
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adj.value = max_value
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value_changed = True
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if changed:
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adj.changed()
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if value_changed:
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adj.value_changed()
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def on_adjustments_changed(self, adj):
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self.x = self.hadj.value / self.zoom_ratio
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self.y = self.vadj.value / self.zoom_ratio
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self.queue_draw()
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def on_position_changed(self, widget, x, y):
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self.hadj.value = x * self.zoom_ratio
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self.vadj.value = y * self.zoom_ratio
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PyBootchartWidget.set_set_scroll_adjustments_signal('set-scroll-adjustments')
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class PyBootchartWindow(gtk.Window):
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ui = '''
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<ui>
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<toolbar name="ToolBar">
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<toolitem action="ZoomIn"/>
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<toolitem action="ZoomOut"/>
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<toolitem action="ZoomFit"/>
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<toolitem action="Zoom100"/>
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</toolbar>
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</ui>
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'''
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def __init__(self, res):
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gtk.Window.__init__(self)
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window = self
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window.set_title('Bootchart')
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window.set_default_size(512, 512)
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vbox = gtk.VBox()
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window.add(vbox)
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self.widget = PyBootchartWidget(res)
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# Create a UIManager instance
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uimanager = self.uimanager = gtk.UIManager()
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# Add the accelerator group to the toplevel window
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accelgroup = uimanager.get_accel_group()
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window.add_accel_group(accelgroup)
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# Create an ActionGroup
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actiongroup = gtk.ActionGroup('Actions')
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self.actiongroup = actiongroup
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# Create actions
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actiongroup.add_actions((
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('ZoomIn', gtk.STOCK_ZOOM_IN, None, None, None, self.widget.on_zoom_in),
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('ZoomOut', gtk.STOCK_ZOOM_OUT, None, None, None, self.widget.on_zoom_out),
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('ZoomFit', gtk.STOCK_ZOOM_FIT, 'Fit Width', None, None, self.widget.on_zoom_fit),
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('Zoom100', gtk.STOCK_ZOOM_100, None, None, None, self.widget.on_zoom_100),
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))
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# Add the actiongroup to the uimanager
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uimanager.insert_action_group(actiongroup, 0)
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# Add a UI description
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uimanager.add_ui_from_string(self.ui)
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# Scrolled window
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scrolled = gtk.ScrolledWindow()
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scrolled.add(self.widget)
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# Create a Toolbar
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toolbar = uimanager.get_widget('/ToolBar')
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vbox.pack_start(toolbar, False)
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vbox.pack_start(scrolled)
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self.set_focus(self.widget)
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self.show_all()
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def show(res):
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win = PyBootchartWindow(res)
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win.connect('destroy', gtk.main_quit)
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gtk.main()
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