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Versions: 12
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Contents
# encoding: ascii-8bit
# Copyright 2014 Ball Aerospace & Technologies Corp.
# All Rights Reserved.
#
# This program is free software; you can modify and/or redistribute it
# under the terms of the GNU General Public License
# as published by the Free Software Foundation; version 3 with
# attribution addendums as found in the LICENSE.txt
require 'cosmos'
require 'cosmos/tools/tlm_viewer/widgets/canvasvalue_widget'
module Cosmos
# Displays a label and value for the given telemetry point. By default
# the telemetry value is drawn inside a rectangular box.
class CanvaslabelvalueWidget < CanvasvalueWidget
def initialize(parent_layout, target_name, packet_name, item_name, x1, y1, font_size = 12, color = 'black', frame = true, frame_width = 3, value_type = :CONVERTED)
super(parent_layout, target_name, packet_name, item_name, value_type)
@x = x1.to_i
@y = y1.to_i
@color = Cosmos.getColor(color)
@pen = Cosmos.getPen(color)
@font = Cosmos.getFont("helvetica", font_size.to_i)
@fm = Cosmos.getFontMetrics(@font)
@frame = ConfigParser.handle_true_false(frame)
@frame_width = frame_width.to_i
@value = ''
end
def value=(data)
if @value != data
@value = data
@parent_layout.update_widget
end
end
def draw_widget(painter, on_state)
painter.save
painter.setPen(@pen)
painter.setFont(@font)
painter.drawText(@x, @y, @value.to_s)
if @frame
h = @fm.height
w = @fm.width(@value.to_s)
@pen.setWidth(@frame_width)
painter.drawLine(@x - 5, @y + 5, @x + w + 10, @y + 5) # bottom line
painter.drawLine(@x - 5, @y + 5, @x - 5, @y - h - 5) # left line
painter.drawLine(@x - 5, @y - h - 5, @x + w + 10, @y - h - 5) # top line
painter.drawLine(@x + w + 10, @y + 5, @x + w + 10, @y - h - 5) # right line
end
painter.restore
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems