429 lines
10 KiB
Lua
429 lines
10 KiB
Lua
local M = {}
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local Util = require 'Util'
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local Arc = require 'Arc'
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local Text = require 'Text'
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local CriticalText = require 'CriticalText'
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local TextColumn = require 'TextColumn'
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local Line = require 'Line'
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local LabelPlot = require 'LabelPlot'
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local ScalePlot = require 'ScalePlot'
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local HEADER_HEIGHT = 45
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local HEADER_FONT_SIZE = 15
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-- TODO move all this font stuff to the theme file
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local HEADER_UNDERLINE_CAP = CAIRO_LINE_CAP_ROUND
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local HEADER_UNDERLINE_OFFSET = -20
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local HEADER_UNDERLINE_THICKNESS = 3
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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(_G_Patterns_.FONT, 13, false)
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M.label_font_spec = M.make_font_spec(_G_Patterns_.FONT, 8, false)
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M.left_text_style = _G_Widget_.text_style(
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M.normal_font_spec,
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_G_Patterns_.INACTIVE_TEXT_FG,
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'left',
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'center'
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)
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M.right_text_style = _G_Widget_.text_style(
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M.normal_font_spec,
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_G_Patterns_.PRIMARY_FG,
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'right',
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'center'
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)
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local _bare_text = function(pt, text, style)
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return _G_Widget_.plainText(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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-- TODO what's the point of bottom_y?
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local bottom_y = y + HEADER_HEIGHT
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local underline_y = bottom_y + HEADER_UNDERLINE_OFFSET
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local obj = {
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text = _G_Widget_.plainText(
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_G_Widget_.make_point(x, y),
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s,
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_G_Widget_.text_style(
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M.make_font_spec(_G_Patterns_.FONT, HEADER_FONT_SIZE, true),
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_G_Patterns_.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 = _G_Widget_.Line(
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_G_Widget_.make_point(x, underline_y),
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_G_Widget_.make_point(x + w, underline_y),
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_G_Widget_.line_style(
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HEADER_UNDERLINE_THICKNESS,
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_G_Patterns_.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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return obj
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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 = _G_Widget_.grid_style(9, 4, _G_Patterns_.BORDER_FG)
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M.default_plot_style = _G_Widget_.plot_style(
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90,
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_G_Patterns_.BORDER_FG,
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_G_Patterns_.PLOT_FILL_BORDER_PRIMARY,
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_G_Patterns_.PLOT_FILL_BG_PRIMARY,
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M.default_grid_style
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)
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M.percent_label_style = _G_Widget_.label_style(
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_G_Patterns_.INACTIVE_TEXT_FG,
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M.label_font_spec,
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function(z) return Util.round_to_string(z * 100)..'%' end,
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1
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)
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M.initThemedLabelPlot = function(x, y, w, h, label_style)
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return _G_Widget_.LabelPlot(
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_G_Widget_.make_box(x, y, w, h),
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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 = function(x, y, w, h, spacing, label)
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return {
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label = _left_text(_G_Widget_.make_point(x, y), label),
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value = _G_Widget_.formattedThresholdText(
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_G_Widget_.make_point(x + w, y),
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nil,
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M.right_text_style,
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'%s%%',
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_G_Widget_.threshold_text_style(
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_G_Patterns_.CRITICAL_FG,
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80
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)
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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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),
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}
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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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LabelPlot.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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CriticalText.draw(pp.value, cr)
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LabelPlot.draw_dynamic(pp.plot, cr)
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end
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M.percent_plot_set = function(pp, cr, value)
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Text.set(pp.value, cr, math.floor(value))
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LabelPlot.update(pp.plot, value * 0.01)
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end
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--------------------------------------------------------------------------------
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-- scaled plot
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M.base_2_scale_data = _G_Widget_.scale_data(2, 1, 0.9)
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M.initThemedScalePlot = function(x, y, w, h, f)
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return _G_Widget_.ScalePlot(
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_G_Widget_.make_box(x, y, w, h),
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M.default_plot_style,
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_G_Widget_.label_style(
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_G_Patterns_.INACTIVE_TEXT_FG,
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M.label_font_spec,
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f,
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1
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),
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M.base_2_scale_data
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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, f, spacing, label)
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return {
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label = _left_text(
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_G_Widget_.make_point(x, y),
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label
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),
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value = _right_text(
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_G_Widget_.make_point(x + w, y),
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label
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),
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plot = M.initThemedScalePlot(x, y + spacing, w, h, f),
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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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ScalePlot.draw_dynamic(asp.plot, cr)
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end
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M.annotated_scale_plot_set = function(asp, cr, text_value, plot_value)
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-- TODO this could be made more intelligent
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Text.set(asp.value, cr, text_value)
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ScalePlot.update(asp.plot, cr, plot_value)
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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 _G_Widget_.Arc(
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_G_Widget_.make_semicircle(x, y, r, 0, 360),
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_G_Widget_.arc_style(
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2,
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_G_Patterns_.BORDER_FG
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)
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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 = _G_Widget_.formattedThresholdText(
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_G_Widget_.make_point(x, y),
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nil,
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_G_Widget_.text_style(
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M.normal_font_spec,
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_G_Patterns_.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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_G_Widget_.threshold_text_style(
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_G_Patterns_.CRITICAL_FG,
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limit
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)
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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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CriticalText.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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CriticalText.set(tr.value, cr, 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 _G_Widget_.Line(
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_G_Widget_.make_point(x, y),
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_G_Widget_.make_point(x + w, y),
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_G_Widget_.line_style(
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1,
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_G_Patterns_.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(
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_G_Widget_.make_point(x, y),
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label
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),
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value = _right_text(
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_G_Widget_.make_point(x + w, y),
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nil
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),
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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(
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_G_Widget_.make_point(x, y),
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label
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),
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value = _G_Widget_.formattedThresholdText(
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_G_Widget_.make_point(x + w, y),
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nil,
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_G_Widget_.text_style(
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M.normal_font_spec,
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_G_Patterns_.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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_G_Widget_.threshold_text_style(
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_G_Patterns_.CRITICAL_FG,
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limit
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)
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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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CriticalText.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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CriticalText.set(row.value, cr, value)
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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 = function(x, y, w, spacing, labels)
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return {
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labels = _G_Widget_.TextColumn(
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_G_Widget_.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 = _G_Widget_.initTextColumnN(
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_G_Widget_.make_point(x + w, y),
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#labels,
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M.right_text_style,
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nil,
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spacing
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)
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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(_G_Patterns_.FONT, 11, false)
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M.default_table_style = _G_Widget_.table_style(
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_G_Widget_.rect_style(
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1,
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_G_Patterns_.BORDER_FG
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),
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_G_Widget_.line_style(
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1,
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_G_Patterns_.BORDER_FG,
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CAIRO_LINE_CAP_BUTT
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),
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_G_Widget_.table_header_style(
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M.default_table_font_spec,
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_G_Patterns_.PRIMARY_FG,
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20
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),
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_G_Widget_.table_body_style(
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M.default_table_font_spec,
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_G_Patterns_.INACTIVE_TEXT_FG,
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8
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),
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_G_Widget_.padding(5, 15, 5, 15)
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)
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M.initTable = function(x, y, w, h, n, labels)
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return _G_Widget_.Table(
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_G_Widget_.make_box(x, y, w, h),
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n,
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labels,
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M.default_table_style
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)
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end
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--------------------------------------------------------------------------------
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-- panel
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M.initPanel = function(x, y, w, h, thickness)
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return _G_Widget_.FillRect(
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_G_Widget_.make_box(x, y, w, h),
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_G_Widget_.rect_style(thickness, _G_Patterns_.BORDER_FG),
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_G_Patterns_.PANEL_BG
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)
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end
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return M
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