608 lines
15 KiB
Lua
608 lines
15 KiB
Lua
local M = {}
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local F = require 'Fundamental'
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local Util = require 'Util'
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local Theme = require 'Theme'
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local Dial = require 'Dial'
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local Rect = require 'Rect'
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local FillRect = require 'FillRect'
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local CompoundDial = require 'CompoundDial'
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local Arc = require 'Arc'
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local Text = require 'Text'
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local Table = require 'Table'
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local CompoundBar = require 'CompoundBar'
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local ThresholdText = require 'ThresholdText'
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local TextColumn = require 'TextColumn'
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local Line = require 'Line'
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local Timeseries = require 'Timeseries'
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local ScaledTimeseries = require 'ScaledTimeseries'
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--------------------------------------------------------------------------------
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-- constants
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local FONT = 'Neuropolitical'
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local NORMAL_FONT_SIZE = 13
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local PLOT_LABEL_FONT_SIZE = 8
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local TABLE_FONT_SIZE = 11
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local HEADER_FONT_SIZE = 15
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local HEADER_HEIGHT = 45
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local HEADER_UNDERLINE_CAP = CAIRO_LINE_CAP_ROUND
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local HEADER_UNDERLINE_OFFSET = 26
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local HEADER_UNDERLINE_THICKNESS = 3
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local SEPARATOR_THICKNESS = 1
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local TABLE_BODY_FORMAT = 8
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local TABLE_VERT_PAD = 15
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local TABLE_HORZ_PAD = 5
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local TABLE_HEADER_PAD = 20
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local TABLE_LINE_THICKNESS = 1
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local PLOT_NUM_POINTS = 90
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local PLOT_GRID_X_N = 9
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local PLOT_GRID_Y_N = 4
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local ARC_WIDTH = 2
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local DIAL_THETA0 = 90
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local DIAL_THETA1 = 360
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--------------------------------------------------------------------------------
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-- helper functions
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M.make_font_spec = function(f, s, bold)
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return {
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family = f,
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size = s,
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weight = bold and CAIRO_FONT_WEIGHT_BOLD or CAIRO_FONT_WEIGHT_NORMAL,
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slant = CAIRO_FONT_WEIGHT_NORMAL,
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}
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end
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M.normal_font_spec = M.make_font_spec(FONT, NORMAL_FONT_SIZE, false)
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M.label_font_spec = M.make_font_spec(FONT, PLOT_LABEL_FONT_SIZE, false)
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local _text_row_style = function(x_align, color)
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return Text.style(M.normal_font_spec, color, x_align, 'center')
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end
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M.left_text_style = _text_row_style('left', Theme.INACTIVE_TEXT_FG)
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M.right_text_style = _text_row_style('right', Theme.PRIMARY_FG)
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local _bare_text = function(pt, text, style)
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return Text.build_plain(pt, text, style)
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end
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local _left_text = function(pt, text)
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return _bare_text(pt, text, M.left_text_style)
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end
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local _right_text = function(pt, text)
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return _bare_text(pt, text, M.right_text_style)
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end
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--------------------------------------------------------------------------------
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-- header
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M.Header = function(x, y, w, s)
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local bottom_y = y + HEADER_HEIGHT
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local underline_y = y + HEADER_UNDERLINE_OFFSET
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return {
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text = Text.build_plain(
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F.make_point(x, y),
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s,
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Text.style(
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M.make_font_spec(FONT, HEADER_FONT_SIZE, true),
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Theme.HEADER_FG,
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'left',
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'top'
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)
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),
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bottom_y = bottom_y,
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underline = Line.build(
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F.make_point(x, underline_y),
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F.make_point(x + w, underline_y),
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Line.style(
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HEADER_UNDERLINE_THICKNESS,
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Theme.HEADER_FG,
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HEADER_UNDERLINE_CAP
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)
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)
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}
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end
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M.drawHeader = function(cr, header)
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Text.draw(header.text, cr)
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Line.draw(header.underline, cr)
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end
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--------------------------------------------------------------------------------
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-- label plot
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M.default_grid_style = Timeseries.grid_style(
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PLOT_GRID_X_N,
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PLOT_GRID_Y_N,
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Theme.PLOT_GRID_FG
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)
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M.default_plot_style = Timeseries.style(
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PLOT_NUM_POINTS,
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Theme.PLOT_OUTLINE_FG,
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Theme.PLOT_FILL_BORDER_PRIMARY,
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Theme.PLOT_FILL_BG_PRIMARY,
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M.default_grid_style
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)
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M.percent_label_style = Timeseries.label_style(
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Theme.INACTIVE_TEXT_FG,
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M.label_font_spec,
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function(_) return function(z) return Util.round_to_string(z * 100)..'%' end end
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)
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M.initThemedLabelPlot = function(x, y, w, h, label_style, update_freq)
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return Timeseries.build(
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F.make_box(x, y, w, h),
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update_freq,
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M.default_plot_style,
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label_style
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)
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end
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--------------------------------------------------------------------------------
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-- percent plot (label plot with percent signs and some indicator data above it)
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M.initPercentPlot_formatted = function(x, y, w, h, spacing, label, update_freq, format)
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return {
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label = _left_text(F.make_point(x, y), label),
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value = ThresholdText.build_formatted(
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F.make_point(x + w, y),
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nil,
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M.right_text_style,
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format,
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ThresholdText.style(Theme.CRITICAL_FG, 80)
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),
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plot = M.initThemedLabelPlot(
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x,
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y + spacing,
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w,
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h,
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M.percent_label_style,
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update_freq
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),
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}
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end
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M.initPercentPlot = function(x, y, w, h, spacing, label, update_freq)
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return M.initPercentPlot_formatted(x, y, w, h, spacing, label, update_freq, '%s%%')
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end
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M.percent_plot_draw_static = function(pp, cr)
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Text.draw(pp.label, cr)
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Timeseries.draw_static(pp.plot, cr)
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end
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M.percent_plot_draw_dynamic = function(pp, cr)
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ThresholdText.draw(pp.value, cr)
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Timeseries.draw_dynamic(pp.plot, cr)
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end
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-- TODO this is pretty confusing, nil means -1 which gets fed to any text
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-- formatting functions
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M.percent_plot_set = function(pp, cr, value)
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local t = -1
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local p = 0
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if value ~= nil then
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t = math.floor(value)
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p = value * 0.01
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end
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Text.set(pp.value, cr, t)
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Timeseries.update(pp.plot, p)
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end
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--------------------------------------------------------------------------------
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-- scaled plot
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-- Generate a format string for labels on y axis of plots. If the max of the
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-- plot if numerically less than the number of grid lines, this means that
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-- some number of decimal places are necessary to accurately display the number.
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-- Note that this for now only works when the number of y grid lines if 4, as
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-- it gives enough resolution for 1, 0.75, 0.5, and 0.25 but no more
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M.y_label_format_string = function(plot_max, unit)
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local num_fmt
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if plot_max < 2 then
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num_fmt = '%.2f'
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elseif plot_max < 4 then
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num_fmt = '%.1f'
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else
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num_fmt = '%.0f'
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end
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return string.format('%s %s', num_fmt, unit)
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end
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M.converted_y_label_format_generator = function(unit)
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return function(plot_max)
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local new_prefix, new_max = Util.convert_data_val(plot_max)
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local conversion_factor = plot_max / new_max
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local fmt = M.y_label_format_string(new_max, new_prefix..unit..'/s')
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return function(bytes)
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return string.format(fmt, bytes / conversion_factor)
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end
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end
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end
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M.base_2_scale_data = function(m)
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return ScaledTimeseries.scaling_parameters(2, m, 0.9)
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end
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M.initThemedScalePlot = function(x, y, w, h, f, min_domain, update_freq)
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return ScaledTimeseries.build(
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F.make_box(x, y, w, h),
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update_freq,
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M.default_plot_style,
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Timeseries.label_style(
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Theme.INACTIVE_TEXT_FG,
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M.label_font_spec,
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f
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),
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M.base_2_scale_data(min_domain)
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)
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end
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--------------------------------------------------------------------------------
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-- scaled plot (with textual data above it)
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M.initLabeledScalePlot = function(x, y, w, h, format_fun, label_fun, spacing,
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label, min_domain, update_freq)
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return {
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label = _left_text(F.make_point(x, y), label),
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value = Text.build_formatted(
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F.make_point(x + w, y),
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0,
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M.right_text_style,
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format_fun
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),
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plot = M.initThemedScalePlot(x, y + spacing, w, h, label_fun, min_domain, update_freq),
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}
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end
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M.annotated_scale_plot_draw_static = function(asp, cr)
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Text.draw(asp.label, cr)
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end
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M.annotated_scale_plot_draw_dynamic = function(asp, cr)
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Text.draw(asp.value, cr)
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ScaledTimeseries.draw_dynamic(asp.plot, cr)
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end
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M.annotated_scale_plot_set = function(asp, cr, value)
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Text.set(asp.value, cr, value)
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ScaledTimeseries.update(asp.plot, cr, value)
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end
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--------------------------------------------------------------------------------
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-- arc (TODO this is just a dummy now to make everything organized
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-- TODO perhaps implement this is a special case of compound dial where
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-- I have multiple layers on top of each other
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M.arc = function(x, y, r, thickness, pattern)
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return Arc.build(
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F.make_semicircle(x, y, r, 90, 360),
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Arc.style(thickness, pattern)
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)
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end
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--------------------------------------------------------------------------------
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-- ring
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M.initRing = function(x, y, r)
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return Arc.build(
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F.make_semicircle(x, y, r, 0, 360),
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Arc.style(ARC_WIDTH, Theme.BORDER_FG)
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)
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end
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--------------------------------------------------------------------------------
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-- ring with text data in the center
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M.initTextRing = function(x, y, r, fmt, limit)
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return {
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ring = M.initRing(x, y, r),
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value = ThresholdText.build_formatted(
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F.make_point(x, y),
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nil,
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Text.style(
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M.normal_font_spec,
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Theme.PRIMARY_FG,
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'center',
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'center'
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),
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fmt,
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ThresholdText.style(Theme.CRITICAL_FG, limit)
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),
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}
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end
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M.text_ring_draw_static = function(tr, cr)
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Arc.draw(tr.ring, cr)
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end
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M.text_ring_draw_dynamic = function(tr, cr)
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ThresholdText.draw(tr.value, cr)
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end
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M.text_ring_set = function(tr, cr, value)
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ThresholdText.set(tr.value, cr, value)
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end
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--------------------------------------------------------------------------------
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-- dial
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local threshold_indicator = function(threshold)
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return F.threshold_style(
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Theme.INDICATOR_FG_PRIMARY,
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Theme.INDICATOR_FG_CRITICAL,
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threshold
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)
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end
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M.dial = function(x, y, radius, thickness, threshold)
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return Dial.build(
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F.make_semicircle(x, y, radius, DIAL_THETA0, DIAL_THETA1),
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Arc.style(thickness, Theme.INDICATOR_BG),
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threshold_indicator(threshold)
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)
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end
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--------------------------------------------------------------------------------
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-- compound dial
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M.compound_dial = function(x, y, outer_radius, inner_radius, thickness,
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threshold, num_dials)
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return CompoundDial.build(
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F.make_semicircle(x, y, outer_radius, DIAL_THETA0, DIAL_THETA1),
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Arc.style(thickness, Theme.INDICATOR_BG),
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threshold_indicator(threshold),
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inner_radius,
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num_dials
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)
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end
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--------------------------------------------------------------------------------
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-- annotated compound bar
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M.compound_bar = function(x, y, w, pad, labels, spacing, thickness, threshold)
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return {
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labels = TextColumn.build(
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F.make_point(x, y),
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labels,
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M.left_text_style,
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nil,
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spacing
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),
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bars = CompoundBar.build(
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F.make_point(x + pad, y),
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w - pad,
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Line.style(
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thickness,
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Theme.INDICATOR_BG,
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CAIRO_LINE_JOIN_MITER
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),
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threshold_indicator(threshold),
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spacing,
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#labels,
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false
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)
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}
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end
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M.compound_bar_draw_static = function(cb, cr)
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TextColumn.draw(cb.labels, cr)
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CompoundBar.draw_static(cb.bars, cr)
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end
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M.compound_bar_draw_dynamic = function(cb, cr)
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CompoundBar.draw_dynamic(cb.bars, cr)
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end
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M.compound_bar_set = function(cb, i, value)
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CompoundBar.set(cb.bars, i, value)
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end
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--------------------------------------------------------------------------------
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-- separator (eg a horizontal line)
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M.initSeparator = function(x, y, w)
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return Line.build(
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F.make_point(x, y),
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F.make_point(x + w, y),
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Line.style(
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SEPARATOR_THICKNESS,
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Theme.BORDER_FG,
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CAIRO_LINE_CAP_BUTT
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)
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)
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end
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--------------------------------------------------------------------------------
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-- text row (label with a value, aligned as far apart as possible)
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M.initTextRow = function(x, y, w, label)
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return {
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label = _left_text(F.make_point(x, y), label),
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value = _right_text(F.make_point(x + w, y), nil),
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}
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end
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M.text_row_draw_static = function(row, cr)
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Text.draw(row.label, cr)
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end
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M.text_row_draw_dynamic = function(row, cr)
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Text.draw(row.value, cr)
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end
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M.text_row_set = function(row, cr, value)
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Text.set(row.value, cr, value)
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end
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--------------------------------------------------------------------------------
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-- text row with critical indicator
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M.initTextRowCrit = function(x, y, w, label, append_end, limit)
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return{
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label = _left_text(F.make_point(x, y), label),
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value = ThresholdText.build_formatted(
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F.make_point(x + w, y),
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nil,
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Text.style(
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M.normal_font_spec,
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Theme.PRIMARY_FG,
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'right',
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'center'
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),
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append_end,
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ThresholdText.style(Theme.CRITICAL_FG, limit)
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)
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}
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end
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M.text_row_crit_draw_static = M.text_row_draw_static
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M.text_row_crit_draw_dynamic = function(row, cr)
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ThresholdText.draw(row.value, cr)
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end
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M.text_row_crit_set = function(row, cr, value)
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ThresholdText.set(row.value, cr, value)
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end
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--------------------------------------------------------------------------------
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-- text column
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M.text_column = function(x, y, spacing, labels, x_align, color)
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return TextColumn.build(
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F.make_point(x, y),
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labels,
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_text_row_style(x_align, color),
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nil,
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spacing
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)
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end
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--------------------------------------------------------------------------------
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-- multiple text row separated by spacing
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M.initTextRows_color = function(x, y, w, spacing, labels, color, format)
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return {
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labels = TextColumn.build(
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F.make_point(x, y),
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labels,
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M.left_text_style,
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nil,
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spacing
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),
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values = TextColumn.build_n(
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F.make_point(x + w, y),
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#labels,
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_text_row_style('right', color),
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format,
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spacing,
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0
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)
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}
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end
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M.initTextRows_formatted = function(x, y, w, spacing, labels, format)
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return M.initTextRows_color(
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x,
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y,
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w,
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spacing,
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labels,
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Theme.PRIMARY_FG,
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format
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)
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end
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M.initTextRows = function(x, y, w, spacing, labels)
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return M.initTextRows_formatted(
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x,
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y,
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w,
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spacing,
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labels,
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nil
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)
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end
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M.text_rows_draw_static = function(rows, cr)
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TextColumn.draw(rows.labels, cr)
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end
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M.text_rows_draw_dynamic = function(rows, cr)
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TextColumn.draw(rows.values, cr)
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end
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M.text_rows_set = function(rows, cr, i, value)
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TextColumn.set(rows.values, cr, i, value)
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end
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--------------------------------------------------------------------------------
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-- table
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M.default_table_font_spec = M.make_font_spec(FONT, TABLE_FONT_SIZE, false)
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M.default_table_style = Table.style(
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Rect.style(
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TABLE_LINE_THICKNESS,
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|
Theme.BORDER_FG
|
|
),
|
|
Line.style(
|
|
TABLE_LINE_THICKNESS,
|
|
Theme.BORDER_FG,
|
|
CAIRO_LINE_CAP_BUTT
|
|
),
|
|
Table.header_style(
|
|
M.default_table_font_spec,
|
|
Theme.PRIMARY_FG,
|
|
TABLE_HEADER_PAD
|
|
),
|
|
Table.body_style(
|
|
M.default_table_font_spec,
|
|
Theme.INACTIVE_TEXT_FG,
|
|
TABLE_BODY_FORMAT
|
|
),
|
|
F.padding(
|
|
TABLE_HORZ_PAD,
|
|
TABLE_VERT_PAD,
|
|
TABLE_HORZ_PAD,
|
|
TABLE_VERT_PAD
|
|
)
|
|
)
|
|
|
|
M.initTable = function(x, y, w, h, n, labels)
|
|
return Table.build(
|
|
F.make_box(x, y, w, h),
|
|
n,
|
|
labels,
|
|
M.default_table_style
|
|
)
|
|
end
|
|
|
|
--------------------------------------------------------------------------------
|
|
-- panel
|
|
|
|
M.initPanel = function(x, y, w, h, thickness)
|
|
return FillRect.build(
|
|
F.make_box(x, y, w, h),
|
|
Rect.style(thickness, Theme.BORDER_FG),
|
|
Theme.PANEL_BG
|
|
)
|
|
end
|
|
|
|
return M
|