# This file is part of pybootchartgui.
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# pybootchartgui is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# pybootchartgui is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with pybootchartgui. If not, see <http://www.gnu.org/licenses/>.
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import gi
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gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk as gtk
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from gi.repository import Gtk
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from gi.repository import Gdk
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from gi.repository import GObject as gobject
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from gi.repository import GObject
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from . import draw
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from .draw import RenderOptions
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class PyBootchartWidget(gtk.DrawingArea, gtk.Scrollable):
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__gsignals__ = {
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'clicked' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, (gobject.TYPE_STRING, 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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hadjustment = GObject.property(type=Gtk.Adjustment,
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default=Gtk.Adjustment(),
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flags=GObject.PARAM_READWRITE)
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hscroll_policy = GObject.property(type=Gtk.ScrollablePolicy,
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default=Gtk.ScrollablePolicy.MINIMUM,
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flags=GObject.PARAM_READWRITE)
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vadjustment = GObject.property(type=Gtk.Adjustment,
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default=Gtk.Adjustment(),
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flags=GObject.PARAM_READWRITE)
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vscroll_policy = GObject.property(type=Gtk.ScrollablePolicy,
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default=Gtk.ScrollablePolicy.MINIMUM,
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flags=GObject.PARAM_READWRITE)
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def __init__(self, trace, options, xscale):
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gtk.DrawingArea.__init__(self)
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self.trace = trace
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self.options = options
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self.set_can_focus(True)
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self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK | Gdk.EventMask.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(Gdk.EventMask.POINTER_MOTION_MASK | Gdk.EventMask.POINTER_MOTION_HINT_MASK | Gdk.EventMask.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("size-allocate", self.on_allocation_size_changed)
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self.connect("position-changed", self.on_position_changed)
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self.connect("draw", self.on_draw)
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self.zoom_ratio = 1.0
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self.xscale = xscale
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self.x, self.y = 0.0, 0.0
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self.chart_width, self.chart_height = draw.extents(self.options, self.xscale, self.trace)
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self.our_width, self.our_height = self.chart_width, self.chart_height
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self.hadj = gtk.Adjustment(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
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self.vadj = gtk.Adjustment(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
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self.vadj.connect('value-changed', self.on_adjustments_changed)
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self.hadj.connect('value-changed', self.on_adjustments_changed)
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def bound_vals(self):
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self.x = max(0, self.x)
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self.y = max(0, self.y)
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self.x = min(self.chart_width - self.our_width, self.x)
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self.y = min(self.chart_height - self.our_height, self.y)
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def on_draw(self, darea, cr):
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# set a clip region
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#cr.rectangle(
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# self.x, self.y,
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# self.chart_width, self.chart_height
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#)
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#cr.clip()
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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.options, self.xscale, self.trace)
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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()
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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 set_xscale(self, xscale):
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old_mid_x = self.x + self.hadj.page_size / 2
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self.xscale = xscale
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self.chart_width, self.chart_height = draw.extents(self.options, self.xscale, self.trace)
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new_x = old_mid_x
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self.zoom_image (self.zoom_ratio)
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def on_expand(self, action):
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self.set_xscale (int(self.xscale * 1.5 + 0.5))
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def on_contract(self, action):
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self.set_xscale (max(int(self.xscale / 1.5), 1))
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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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self.set_xscale(1.0)
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def show_toggled(self, button):
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self.options.app_options.show_all = button.get_property ('active')
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self.chart_width, self.chart_height = draw.extents(self.options, self.xscale, self.trace)
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self._set_scroll_adjustments()
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self.queue_draw()
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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 == Gdk.keyval_from_name("Left"):
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self.x -= self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == Gdk.keyval_from_name("Right"):
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self.x += self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == Gdk.keyval_from_name("Up"):
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self.y -= self.POS_INCREMENT/self.zoom_ratio
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elif event.keyval == Gdk.keyval_from_name("Down"):
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self.y += self.POS_INCREMENT/self.zoom_ratio
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else:
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return False
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self.bound_vals()
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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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window = self.get_window()
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window.set_cursor(Gdk.Cursor(Gdk.CursorType.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 (Gdk.EventType.BUTTON_PRESS, Gdk.EventType.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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window = self.get_window()
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window.set_cursor(Gdk.Cursor(Gdk.CursorType.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.state & Gdk.CONTROL_MASK:
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if event.direction == 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 == 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 & Gdk.ModifierType.BUTTON2_MASK or state & Gdk.ModifierType.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.bound_vals()
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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_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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self.our_width = allocation.width
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if self.chart_width < self.our_width:
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self.our_width = self.chart_width
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self.our_height = allocation.height
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if self.chart_height < self.our_height:
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self.our_height = self.chart_height
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self._set_scroll_adjustments()
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def _set_adj_upper(self, adj, upper):
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if adj.get_upper() != upper:
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adj.set_upper(upper)
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def _set_scroll_adjustments(self):
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self._set_adj_upper (self.hadj, self.zoom_ratio * (self.chart_width - self.our_width))
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self._set_adj_upper (self.vadj, self.zoom_ratio * (self.chart_height - self.our_height))
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def on_adjustments_changed(self, adj):
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self.x = self.hadj.get_value() / self.zoom_ratio
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self.y = self.vadj.get_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.set_value(x * self.zoom_ratio)
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#self.hadj.value_changed()
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self.vadj.set_value(y * self.zoom_ratio)
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class PyBootchartShell(gtk.VBox):
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ui = '''
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<ui>
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<toolbar name="ToolBar">
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<toolitem action="Expand"/>
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<toolitem action="Contract"/>
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<separator/>
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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, window, trace, options, xscale):
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gtk.VBox.__init__(self)
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self.widget2 = PyBootchartWidget(trace, options, xscale)
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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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('Expand', gtk.STOCK_ADD, None, None, None, self.widget2.on_expand),
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('Contract', gtk.STOCK_REMOVE, None, None, None, self.widget2.on_contract),
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('ZoomIn', gtk.STOCK_ZOOM_IN, None, None, None, self.widget2.on_zoom_in),
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('ZoomOut', gtk.STOCK_ZOOM_OUT, None, None, None, self.widget2.on_zoom_out),
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('ZoomFit', gtk.STOCK_ZOOM_FIT, 'Fit Width', None, None, self.widget2.on_zoom_fit),
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('Zoom100', gtk.STOCK_ZOOM_100, None, None, None, self.widget2.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(self.widget2.hadj, self.widget2.vadj)
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scrolled.add(self.widget2)
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#scrolled.set_hadjustment()
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#scrolled.set_vadjustment(self.widget2.vadj)
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scrolled.set_policy(gtk.PolicyType.ALWAYS, gtk.PolicyType.ALWAYS)
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# toolbar / h-box
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hbox = gtk.HBox(False, 8)
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# Create a Toolbar
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toolbar = uimanager.get_widget('/ToolBar')
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hbox.pack_start(toolbar, True, True, 0)
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if not options.kernel_only:
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# Misc. options
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button = gtk.CheckButton("Show more")
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button.connect ('toggled', self.widget2.show_toggled)
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button.set_active(options.app_options.show_all)
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hbox.pack_start (button, False, True, 0)
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self.pack_start(hbox, False, True, 0)
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self.pack_start(scrolled, True, True, 0)
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self.show_all()
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def grab_focus(self, window):
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window.set_focus(self.widget2)
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class PyBootchartWindow(gtk.Window):
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def __init__(self, trace, app_options):
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gtk.Window.__init__(self)
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window = self
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window.set_title("Bootchart %s" % trace.filename)
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window.set_default_size(750, 550)
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tab_page = gtk.Notebook()
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tab_page.show()
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window.add(tab_page)
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full_opts = RenderOptions(app_options)
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full_tree = PyBootchartShell(window, trace, full_opts, 1.0)
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tab_page.append_page (full_tree, gtk.Label("Full tree"))
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if trace.kernel is not None and len (trace.kernel) > 2:
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kernel_opts = RenderOptions(app_options)
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kernel_opts.cumulative = False
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kernel_opts.charts = False
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kernel_opts.kernel_only = True
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kernel_tree = PyBootchartShell(window, trace, kernel_opts, 5.0)
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tab_page.append_page (kernel_tree, gtk.Label("Kernel boot"))
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full_tree.grab_focus(self)
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self.show()
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def show(trace, options):
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win = PyBootchartWindow(trace, options)
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win.connect('destroy', gtk.main_quit)
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gtk.main()
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