def draw(self, context, rect):
context.set_source_rgb(0.5, 0.5, 1)
drc = drawing_rectangle(lower_x_limit = -10,
upper_x_limit = 10,
lower_y_limit = -10,
upper_y_limit = 20)
some_data = map(lambda a: (a, a ** 2 - 10), arange(-10, 10, 0.1))
chart = data_chart(some_data, color = (0, 0, 1))
draw_chart(context, rect, drc, chart)
def draw(self, context, rect):
context.set_source_rgb(0.1, 0.5, 0)
drc = drawing_rectangle(lower_x_limit=-10,
upper_x_limit=10,
lower_y_limit=-1,
upper_y_limit=1)
sin_data = map(lambda a: (a, sin(a)), arange(-10, 10, 0.1))
mapsin = map_to_context_coordinates(drc, rect, sin_data)
context.move_to(mapsin[0][0], mapsin[0][1])
for dsin in mapsin[1:]:
context.line_to(*dsin)
context.stroke()
def __init__(self, parent):
self._parent = parent
self.window = gtk.Dialog(title="График", buttons=(gtk.STOCK_CLOSE, gtk.RESPONSE_CANCEL))
if self._parent != None:
self.window.set_transient_for(self._parent.window.builder.get_object("main_window"))
self.window.set_position(gtk.WIN_POS_CENTER_ON_PARENT)
else:
self.window.set_position(gtk.WIN_POS_CENTER)
self.chart_area = cairo_canva()
self.background = background_plotter()
self.legend = legend_plotter()
self.mesh = mesh_plotter()
self.charts = charts_plotter()
self.rectangle = drawing_rectangle()
self.plotter = complex_plotter(self.rectangle, legend=self.legend, mesh=self.mesh, charts=self.charts)
self.chart_area.add_drawer(self.background)
self.chart_area.add_drawer(self.plotter)
self.window.get_content_area().pack_start(self.chart_area, True, True)
self.window.set_default_size(640, 480)