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authorKhaled Hosny <khaledhosny@eglug.org>2010-04-05 12:25:17 +0200
committerKhaled Hosny <khaledhosny@eglug.org>2010-04-05 12:25:17 +0200
commitb091e21a00b4636d3c6f4d147304c56a2a51afd8 (patch)
treeb3bb0994fd46701ff3943a4d70c7e8dfeae70e9c /otfl-math-dim.lua
parentffd5d4830688ca36153885c0336d3e2090abe0ce (diff)
downloadluaotfload-b091e21a00b4636d3c6f4d147304c56a2a51afd8.tar.gz
Revert "Import ConTeXt math modules"
This code proved to cause harm than good; unicode-math is doing better without it. So, revert it back, until we are ready for it.
Diffstat (limited to 'otfl-math-dim.lua')
-rw-r--r--otfl-math-dim.lua313
1 files changed, 0 insertions, 313 deletions
diff --git a/otfl-math-dim.lua b/otfl-math-dim.lua
deleted file mode 100644
index 62d8051..0000000
--- a/otfl-math-dim.lua
+++ /dev/null
@@ -1,313 +0,0 @@
-if not modules then modules = { } end modules ['math-dim'] = {
- version = 1.001,
- comment = "companion to math-ini.mkiv",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files"
-}
-
--- Beware: only Taco really understands in depth what these dimensions do so
--- if you run into problems ...
-
-local abs, next = math.abs, next
-
-mathematics = mathematics or { }
-
-local defaults = {
- ['axis']={
- ['default']={ "AxisHeight", "axis_height" },
- },
- ['accent_base_height']={
- ['default']={ "AccentBaseHeight", "x_height" },
- },
- ['fraction_del_size']={
- ['default']={ "FractionDelimiterSize", "delim2" },
- ['cramped_display_style']={ "FractionDelimiterDisplayStyleSize", "delim1" },
- ['display_style']={ "FractionDelimiterDisplayStyleSize", "delim1" },
- },
- ['fraction_denom_down']={
- ['default']={ "FractionDenominatorShiftDown", "denom2" },
- ['cramped_display_style']={ "FractionDenominatorDisplayStyleShiftDown", "denom1" },
- ['display_style']={ "FractionDenominatorDisplayStyleShiftDown", "denom1" },
- },
- ['fraction_denom_vgap']={
- ['default']={ "FractionDenominatorGapMin", "default_rule_thickness" },
- ['cramped_display_style']={ "FractionDenominatorDisplayStyleGapMin", "3*default_rule_thickness" },
- ['display_style']={ "FractionDenominatorDisplayStyleGapMin", "3*default_rule_thickness" },
- },
- ['fraction_num_up']={
- ['default']={ "FractionNumeratorShiftUp", "num2" },
- ['cramped_display_style']={ "FractionNumeratorDisplayStyleShiftUp", "num1" },
- ['display_style']={ "FractionNumeratorDisplayStyleShiftUp", "num1" },
- },
- ['fraction_num_vgap']={
- ['default']={ "FractionNumeratorGapMin", "default_rule_thickness" },
- ['cramped_display_style']={ "FractionNumeratorDisplayStyleGapMin", "3*default_rule_thickness" },
- ['display_style']={ "FractionNumeratorDisplayStyleGapMin", "3*default_rule_thickness" },
- },
- ['fraction_rule']={
- ['default']={ "FractionRuleThickness", "default_rule_thickness" },
- },
- ['limit_above_bgap']={
- ['default']={ "UpperLimitBaselineRiseMin", "big_op_spacing3" },
- },
- ['limit_above_kern']={
- ['default']={ "0", "big_op_spacing5" },
- },
- ['limit_above_vgap']={
- ['default']={ "UpperLimitGapMin", "big_op_spacing1" },
- },
- ['limit_below_bgap']={
- ['default']={ "LowerLimitBaselineDropMin", "big_op_spacing4" },
- },
- ['limit_below_kern']={
- ['default']={ "0", "big_op_spacing5" },
- },
- ['limit_below_vgap']={
- ['default']={ "LowerLimitGapMin", "big_op_spacing2" },
- },
-
---~ ['....']={
---~ ['default']={ "DisplayOperatorMinHeight", "....." },
---~ },
-
- ['overbar_kern']={
- ['default']={ "OverbarExtraAscender", "default_rule_thickness" },
- },
- ['overbar_rule']={
- ['default']={ "OverbarRuleThickness", "default_rule_thickness" },
- },
- ['overbar_vgap']={
- ['default']={ "OverbarVerticalGap", "3*default_rule_thickness" },
- },
- ['quad']={
- ['default']={ "font_size(f)", "math_quad" },
- },
- ['radical_kern']={
- ['default']={ "RadicalExtraAscender", "default_rule_thickness" },
- },
- ['radical_rule']={
- ['default']={ "RadicalRuleThickness", "<not set>" },
- },
- ['radical_vgap']={
- ['default']={ "RadicalVerticalGap", "default_rule_thickness+(abs(default_rule_thickness)/4)" },
- ['display_style']={ "RadicalDisplayStyleVerticalGap", "default_rule_thickness+(abs(math_x_height)/4)" },
- },
- ['space_after_script']={
- ['default']={ "SpaceAfterScript", "script_space" },
- },
- ['stack_denom_down']={
- ['default']={ "StackBottomShiftDown", "denom2" },
- ['cramped_display_style']={ "StackBottomDisplayStyleShiftDown", "denom1" },
- ['display_style']={ "StackBottomDisplayStyleShiftDown", "denom1" },
- },
- ['stack_num_up']={
- ['default']={ "StackTopShiftUp", "num3" },
- ['cramped_display_style']={ "StackTopDisplayStyleShiftUp", "num1" },
- ['display_style']={ "StackTopDisplayStyleShiftUp", "num1" },
- },
- ['stack_vgap']={
- ['default']={ "StackGapMin", "3*default_rule_thickness" },
- ['cramped_display_style']={ "StackDisplayStyleGapMin", "7*default_rule_thickness" },
- ['display_style']={ "StackDisplayStyleGapMin", "7*default_rule_thickness" },
- },
- ['sub_shift_down']={
- ['default']={ "SubscriptShiftDown", "sub1" },
- },
- ['sub_shift_drop']={
- ['default']={ "SubscriptBaselineDropMin", "sub_drop" },
- },
- ['sub_sup_shift_down']={
- ['default']={ "SubscriptShiftDown", "sub2" }, -- todo
- },
- ['sub_top_max']={
- ['default']={ "SubscriptTopMax", "abs(math_x_height*4)/5" },
- },
- ['subsup_vgap']={
- ['default']={ "SubSuperscriptGapMin", "4*default_rule_thickness" },
- },
- ['sup_bottom_min']={
- ['default']={ "SuperscriptBottomMin", "abs(math_x_height)/4" },
- },
- ['sup_shift_drop']={
- ['default']={ "SuperscriptBaselineDropMax", "sup_drop" },
- },
- ['sup_shift_up']={
- ['cramped_display_style']={ "SuperscriptShiftUpCramped", "sup3" },
- ['cramped_script_script_style']={ "SuperscriptShiftUpCramped", "sup3" },
- ['cramped_script_style']={ "SuperscriptShiftUpCramped", "sup3" },
- ['cramped_text_style']={ "SuperscriptShiftUpCramped", "sup3" },
- ['display_style']={ "SuperscriptShiftUp", "sup1" },
- ['script_script_style']={ "SuperscriptShiftUp", "sup2" },
- ['script_style']={ "SuperscriptShiftUp", "sup2" },
- ['text_style']={ "SuperscriptShiftUp", "sup2" },
- },
- ['sup_sub_bottom_max']={
- ['default']={ "SuperscriptBottomMaxWithSubscript", "abs(math_x_height*4)/5" },
- },
- ['underbar_kern']={
- ['default']={ "UnderbarExtraDescender", "0" },
- },
- ['underbar_rule']={
- ['default']={ "UnderbarRuleThickness", "default_rule_thickness" },
- },
- ['underbar_vgap']={
- ['default']={ "UnderbarVerticalGap", "3*default_rule_thickness" },
- },
- ['connector_overlap_min']={
- ['default']={ "MinConnectorOverlap", "0.25*default_rule_thickness" },
- },
- ['over_delimiter_vgap']={
- ['default']={ "StretchStackGapBelowMin", "big_op_spacing1" },
- },
- ['over_delimiter_bgap']={
- ['default']={ "StretchStackTopShiftUp", "big_op_spacing3" },
- },
- ['under_delimiter_vgap']={
- ['default']={ "StretchStackGapAboveMin", "big_op_spacing2" },
- },
- ['under_delimiter_bgap']={
- ['default']={ "StretchStackBottomShiftDown", "big_op_spacing4" },
- },
- ['radical_degree_before']={
- ['default']={ "RadicalKernBeforeDegree", "(5/18)*quad" },
- },
- ['radical_degree_after']={
- ['default']={ "RadicalKernAfterDegree", "(-10/18)*quad" },
- },
- ['radical_degree_raise']={
- ['default']={ "RadicalDegreeBottomRaisePercent", "60" },
- },
-}
-
-local styles = {
- 'cramped_display_style',
- 'cramped_script_script_style',
- 'cramped_script_style',
- 'cramped_text_style',
- 'display_style',
- 'script_script_style',
- 'script_style',
- 'text_style',
-}
-
-for k, v in next, defaults do
- for _, s in next, styles do
- if not v[s] then
- v[s] = v.default
- end
- end
-end
-
--- we cannot use a metatable because we do a copy (takes a bit more work)
---
--- local mt = { } setmetatable(defaults,mt)
---
--- mt.__index = function(t,s)
--- return t.default or t.text_style or 0
--- end
-
-function mathematics.dimensions(dimens)
- if dimens.SpaceAfterScript then
- dimens.SubscriptShiftDownWithSuperscript = dimens.SubscriptShiftDown * 1.5
- return { }, table.fastcopy(dimens)
- elseif dimens.AxisHeight or dimens.axis_height then
- local t = { }
- local math_x_height = dimens.x_height or 10*65526
- local math_quad = dimens.quad or 10*65526
- local default_rule_thickness = dimens.FractionDenominatorGapMin or dimens.default_rule_thickness or 0.4*65526
- dimens["0"] = 0
- dimens["60"] = 60
- dimens["0.25*default_rule_thickness"] = default_rule_thickness / 4
- dimens["3*default_rule_thickness"] = 3 * default_rule_thickness
- dimens["4*default_rule_thickness"] = 4 * default_rule_thickness
- dimens["7*default_rule_thickness"] = 7 * default_rule_thickness
- dimens["(5/18)*quad"] = (math_quad * 5) / 18
- dimens["(-10/18)*quad"] = - (math_quad * 10) / 18
- dimens["abs(math_x_height*4)/5"] = abs(math_x_height * 4) / 5
- dimens["default_rule_thickness+(abs(default_rule_thickness)/4)"] = default_rule_thickness+(abs(default_rule_thickness) / 4)
- dimens["default_rule_thickness+(abs(math_x_height)/4)"] = default_rule_thickness+(abs(math_x_height) / 4)
- dimens["abs(math_x_height)/4"] = abs(math_x_height) / 4
- dimens["abs(math_x_height*4)/5"] = abs(math_x_height * 4) / 5
- dimens["<not set>"] = false
- dimens["script_space"] = false -- at macro level
- for variable, styles in next, defaults do
- local tt = { }
- for style, default in next, styles do
- local one, two = default[1], default[2]
- local value = dimens[one]
- if value then
- tt[style] = value
- else
- value = dimens[two]
- if value == false then
- tt[style] = nil
- else
- tt[style] = value or 0
- end
- end
- end
- t[variable] = tt
- end
---~ logs.report("warning", "version 0.47 is needed for proper delimited math")
- local d = {
- AxisHeight = t . axis . text_style,
- AccentBaseHeight = t . accent_base_height . text_style,
- FractionDenominatorDisplayStyleGapMin = t . fraction_denom_vgap . display_style,
- FractionDenominatorDisplayStyleShiftDown = t . fraction_denom_down . display_style,
- FractionDenominatorGapMin = t . fraction_denom_vgap . text_style,
- FractionDenominatorShiftDown = t . fraction_denom_down . text_style,
- FractionNumeratorDisplayStyleGapMin = t . fraction_num_vgap . display_style,
- FractionNumeratorDisplayStyleShiftUp = t . fraction_num_up . display_style,
- FractionNumeratorGapMin = t . fraction_num_vgap . text_style,
- FractionNumeratorShiftUp = t . fraction_num_up . text_style,
- FractionRuleThickness = t . fraction_rule . text_style,
- FractionDelimiterSize = t . fraction_del_size . text_style,
- FractionDelimiterDisplayStyleSize = t . fraction_del_size . display_style,
- LowerLimitBaselineDropMin = t . limit_below_bgap . text_style,
- LowerLimitGapMin = t . limit_below_vgap . text_style,
- OverbarExtraAscender = t . overbar_kern . text_style,
- OverbarRuleThickness = t . overbar_rule . text_style,
- OverbarVerticalGap = t . overbar_vgap . text_style,
- RadicalDisplayStyleVerticalGap = t . radical_vgap . display_style,
- RadicalExtraAscender = t . radical_kern . text_style,
- RadicalRuleThickness = t . radical_rule . text_style,
- RadicalVerticalGap = t . radical_vgap . text_style,
- RadicalKernBeforeDegree = t . radical_degree_before . display_style,
- RadicalKernAfterDegree = t . radical_degree_after . display_style,
- RadicalDegreeBottomRaisePercent = t . radical_degree_raise . display_style,
- SpaceAfterScript = t . space_after_script . text_style,
- StackBottomDisplayStyleShiftDown = t . stack_denom_down . display_style,
- StackBottomShiftDown = t . stack_denom_down . text_style,
- StackDisplayStyleGapMin = t . stack_vgap . display_style,
- StackGapMin = t . stack_vgap . text_style,
- StackTopDisplayStyleShiftUp = t . stack_num_up . display_style,
- StackTopShiftUp = t . stack_num_up . text_style,
- SubscriptBaselineDropMin = t . sub_shift_drop . text_style,
- SubscriptShiftDown = t . sub_shift_down . text_style,
- SubscriptShiftDownWithSuperscript = t . sub_sup_shift_down . text_style,
- SubscriptTopMax = t . sub_top_max . text_style,
- SubSuperscriptGapMin = t . subsup_vgap . text_style,
- SuperscriptBaselineDropMax = t . sup_shift_drop . text_style,
- SuperscriptBottomMaxWithSubscript = t . sup_sub_bottom_max . text_style,
- SuperscriptBottomMin = t . sup_bottom_min . text_style,
- SuperscriptShiftUp = t . sup_shift_up . text_style,
- SuperscriptShiftUpCramped = t . sup_shift_up . cramped_text_style,
- UnderbarExtraDescender = t . underbar_kern . text_style,
- UnderbarRuleThickness = t . underbar_rule . text_style,
- UnderbarVerticalGap = t . underbar_vgap . text_style,
- UpperLimitBaselineRiseMin = t . limit_above_bgap . text_style,
- UpperLimitGapMin = t . limit_above_vgap . text_style,
- MinConnectorOverlap = t . connector_overlap_min . text_style,
- StretchStackGapBelowMin = t . over_delimiter_vgap . text_style,
- StretchStackTopShiftUp = t . over_delimiter_bgap . text_style,
- StretchStackGapAboveMin = t . under_delimiter_vgap . text_style,
- StretchStackBottomShiftDown = t . under_delimiter_bgap . text_style,
- }
- d.AccentBaseHeight = 0
- return t, d -- this might change
- else
- return { }, { }
- end
-end
-