diff options
Diffstat (limited to 'tex/context/base/font-hsh.lua')
| -rw-r--r-- | tex/context/base/font-hsh.lua | 452 |
1 files changed, 226 insertions, 226 deletions
diff --git a/tex/context/base/font-hsh.lua b/tex/context/base/font-hsh.lua index f5c80d705..c11f9a721 100644 --- a/tex/context/base/font-hsh.lua +++ b/tex/context/base/font-hsh.lua @@ -1,226 +1,226 @@ -if not modules then modules = { } end modules ['font-hsh'] = { - version = 1.001, - comment = "companion to font-ini.mkiv", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -local setmetatableindex = table.setmetatableindex -local currentfont = font.current -local allocate = utilities.storage.allocate - -local fonts = fonts -local hashes = fonts.hashes or allocate() -fonts.hashes = hashes - --- todo: autoallocate ... just create on the fly .. use constructors.keys (problem: plurals) - -local identifiers = hashes.identifiers or allocate() -local characters = hashes.characters or allocate() -- chardata -local descriptions = hashes.descriptions or allocate() -local parameters = hashes.parameters or allocate() -local properties = hashes.properties or allocate() -local resources = hashes.resources or allocate() -local spacings = hashes.spacings or allocate() -local spaces = hashes.spaces or allocate() -local quads = hashes.quads or allocate() -- maybe also spacedata -local xheights = hashes.xheights or allocate() -local csnames = hashes.csnames or allocate() -- namedata -local marks = hashes.marks or allocate() -local italics = hashes.italics or allocate() -local lastmathids = hashes.lastmathids or allocate() -local dynamics = hashes.dynamics or allocate() - -hashes.characters = characters -hashes.descriptions = descriptions -hashes.parameters = parameters -hashes.properties = properties -hashes.resources = resources -hashes.spacings = spacings -hashes.spaces = spaces -hashes.quads = quads hashes.emwidths = quads -hashes.xheights = xheights hashes.exheights = xheights -hashes.csnames = csnames -hashes.marks = marks -hashes.italics = italics -hashes.lastmathids = lastmathids -hashes.dynamics = dynamics - -local nulldata = allocate { - name = "nullfont", - characters = { }, - descriptions = { }, - properties = { }, - parameters = { -- lmromanregular @ 12pt - slantperpoint = 0, - spacing = { - width = 256377, - stretch = 128188, - shrink = 85459, - extra = 85459, - }, - quad = 786432, - xheight = 338952, - -- compatibility: - slant = 0, -- 1 - space = 256377, -- 2 - space_stretch = 128188, -- 3 - space_shrink = 85459, -- 4 - x_height = 338952, -- 5 - quad = 786432, -- 6 - extra_space = 85459, -- 7 - }, -} - -fonts.nulldata = nulldata - -fonts.constructors.enhanceparameters(nulldata.parameters) -- official copies for us - -setmetatableindex(identifiers, function(t,k) - return k == true and identifiers[currentfont()] or nulldata -end) - -setmetatableindex(characters, function(t,k) - if k == true then - return characters[currentfont()] - else - local characters = identifiers[k].characters - t[k] = characters - return characters - end -end) - -setmetatableindex(descriptions, function(t,k) - if k == true then - return descriptions[currentfont()] - else - local descriptions = identifiers[k].descriptions - t[k] = descriptions - return descriptions - end -end) - -setmetatableindex(parameters, function(t,k) - if k == true then - return parameters[currentfont()] - else - local parameters = identifiers[k].parameters - t[k] = parameters - return parameters - end -end) - -setmetatableindex(properties, function(t,k) - if k == true then - return properties[currentfont()] - else - local properties = identifiers[k].properties - t[k] = properties - return properties - end -end) - -setmetatableindex(resources, function(t,k) - if k == true then - return resources[currentfont()] - else - local shared = identifiers[k].shared - local rawdata = shared and shared.rawdata - local resources = rawdata and rawdata.resources - t[k] = resources or false -- better than resolving each time - return resources - end -end) - -setmetatableindex(quads, function(t,k) - if k == true then - return quads[currentfont()] - else - local parameters = parameters[k] - local quad = parameters and parameters.quad or 0 - t[k] = quad - return quad - end -end) - -local nospacing = { - width = 0, - stretch = 0, - shrink = 0, - extra = 0, -} - -setmetatableindex(spacings, function(t,k) - if k == true then - return spacings[currentfont()] - else - local parameters = parameters[k] - local spacing = parameters and parameters.spacing or nospacing - t[k] = spacing - return spacing - end -end) - -setmetatableindex(spaces, function(t,k) - if k == true then - return spaces[currentfont()] - else - local space = spacings[k].width - t[k] = space - return space - end -end) - -setmetatableindex(marks, function(t,k) - if k == true then - return marks[currentfont()] - else - local resources = identifiers[k].resources or { } - local marks = resources.marks or { } - t[k] = marks - return marks - end -end) - -setmetatableindex(xheights, function(t,k) - if k == true then - return xheights[currentfont()] - else - local parameters = parameters[k] - local xheight = parameters and parameters.xheight or 0 - t[k] = xheight - return xheight - end -end) - -setmetatableindex(italics, function(t,k) -- is test ! - if k == true then - return italics[currentfont()] - else - local properties = identifiers[k].properties - local hasitalics = properties and properties.hasitalics - if hasitalics then - hasitalics = characters[k] -- convenient return - else - hasitalics = false - end - t[k] = hasitalics - return hasitalics - end -end) - -setmetatableindex(dynamics, function(t,k) - if k == true then - return dynamics[currentfont()] - else - local shared = identifiers[k].shared - local dynamics = shared and shared.dynamics or false - t[k] = dynamics - return dynamics - end -end) - -function font.getfont(id) - return identifiers[id] -end +if not modules then modules = { } end modules ['font-hsh'] = {
+ version = 1.001,
+ comment = "companion to font-ini.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+local setmetatableindex = table.setmetatableindex
+local currentfont = font.current
+local allocate = utilities.storage.allocate
+
+local fonts = fonts
+local hashes = fonts.hashes or allocate()
+fonts.hashes = hashes
+
+-- todo: autoallocate ... just create on the fly .. use constructors.keys (problem: plurals)
+
+local identifiers = hashes.identifiers or allocate()
+local characters = hashes.characters or allocate() -- chardata
+local descriptions = hashes.descriptions or allocate()
+local parameters = hashes.parameters or allocate()
+local properties = hashes.properties or allocate()
+local resources = hashes.resources or allocate()
+local spacings = hashes.spacings or allocate()
+local spaces = hashes.spaces or allocate()
+local quads = hashes.quads or allocate() -- maybe also spacedata
+local xheights = hashes.xheights or allocate()
+local csnames = hashes.csnames or allocate() -- namedata
+local marks = hashes.marks or allocate()
+local italics = hashes.italics or allocate()
+local lastmathids = hashes.lastmathids or allocate()
+local dynamics = hashes.dynamics or allocate()
+
+hashes.characters = characters
+hashes.descriptions = descriptions
+hashes.parameters = parameters
+hashes.properties = properties
+hashes.resources = resources
+hashes.spacings = spacings
+hashes.spaces = spaces
+hashes.quads = quads hashes.emwidths = quads
+hashes.xheights = xheights hashes.exheights = xheights
+hashes.csnames = csnames
+hashes.marks = marks
+hashes.italics = italics
+hashes.lastmathids = lastmathids
+hashes.dynamics = dynamics
+
+local nulldata = allocate {
+ name = "nullfont",
+ characters = { },
+ descriptions = { },
+ properties = { },
+ parameters = { -- lmromanregular @ 12pt
+ slantperpoint = 0,
+ spacing = {
+ width = 256377,
+ stretch = 128188,
+ shrink = 85459,
+ extra = 85459,
+ },
+ quad = 786432,
+ xheight = 338952,
+ -- compatibility:
+ slant = 0, -- 1
+ space = 256377, -- 2
+ space_stretch = 128188, -- 3
+ space_shrink = 85459, -- 4
+ x_height = 338952, -- 5
+ quad = 786432, -- 6
+ extra_space = 85459, -- 7
+ },
+}
+
+fonts.nulldata = nulldata
+
+fonts.constructors.enhanceparameters(nulldata.parameters) -- official copies for us
+
+setmetatableindex(identifiers, function(t,k)
+ return k == true and identifiers[currentfont()] or nulldata
+end)
+
+setmetatableindex(characters, function(t,k)
+ if k == true then
+ return characters[currentfont()]
+ else
+ local characters = identifiers[k].characters
+ t[k] = characters
+ return characters
+ end
+end)
+
+setmetatableindex(descriptions, function(t,k)
+ if k == true then
+ return descriptions[currentfont()]
+ else
+ local descriptions = identifiers[k].descriptions
+ t[k] = descriptions
+ return descriptions
+ end
+end)
+
+setmetatableindex(parameters, function(t,k)
+ if k == true then
+ return parameters[currentfont()]
+ else
+ local parameters = identifiers[k].parameters
+ t[k] = parameters
+ return parameters
+ end
+end)
+
+setmetatableindex(properties, function(t,k)
+ if k == true then
+ return properties[currentfont()]
+ else
+ local properties = identifiers[k].properties
+ t[k] = properties
+ return properties
+ end
+end)
+
+setmetatableindex(resources, function(t,k)
+ if k == true then
+ return resources[currentfont()]
+ else
+ local shared = identifiers[k].shared
+ local rawdata = shared and shared.rawdata
+ local resources = rawdata and rawdata.resources
+ t[k] = resources or false -- better than resolving each time
+ return resources
+ end
+end)
+
+setmetatableindex(quads, function(t,k)
+ if k == true then
+ return quads[currentfont()]
+ else
+ local parameters = parameters[k]
+ local quad = parameters and parameters.quad or 0
+ t[k] = quad
+ return quad
+ end
+end)
+
+local nospacing = {
+ width = 0,
+ stretch = 0,
+ shrink = 0,
+ extra = 0,
+}
+
+setmetatableindex(spacings, function(t,k)
+ if k == true then
+ return spacings[currentfont()]
+ else
+ local parameters = parameters[k]
+ local spacing = parameters and parameters.spacing or nospacing
+ t[k] = spacing
+ return spacing
+ end
+end)
+
+setmetatableindex(spaces, function(t,k)
+ if k == true then
+ return spaces[currentfont()]
+ else
+ local space = spacings[k].width
+ t[k] = space
+ return space
+ end
+end)
+
+setmetatableindex(marks, function(t,k)
+ if k == true then
+ return marks[currentfont()]
+ else
+ local resources = identifiers[k].resources or { }
+ local marks = resources.marks or { }
+ t[k] = marks
+ return marks
+ end
+end)
+
+setmetatableindex(xheights, function(t,k)
+ if k == true then
+ return xheights[currentfont()]
+ else
+ local parameters = parameters[k]
+ local xheight = parameters and parameters.xheight or 0
+ t[k] = xheight
+ return xheight
+ end
+end)
+
+setmetatableindex(italics, function(t,k) -- is test !
+ if k == true then
+ return italics[currentfont()]
+ else
+ local properties = identifiers[k].properties
+ local hasitalics = properties and properties.hasitalics
+ if hasitalics then
+ hasitalics = characters[k] -- convenient return
+ else
+ hasitalics = false
+ end
+ t[k] = hasitalics
+ return hasitalics
+ end
+end)
+
+setmetatableindex(dynamics, function(t,k)
+ if k == true then
+ return dynamics[currentfont()]
+ else
+ local shared = identifiers[k].shared
+ local dynamics = shared and shared.dynamics or false
+ t[k] = dynamics
+ return dynamics
+ end
+end)
+
+function font.getfont(id)
+ return identifiers[id]
+end
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