diff options
Diffstat (limited to 'ext/tk/lib/tk/font.rb')
| -rw-r--r-- | ext/tk/lib/tk/font.rb | 1407 |
1 files changed, 1407 insertions, 0 deletions
diff --git a/ext/tk/lib/tk/font.rb b/ext/tk/lib/tk/font.rb new file mode 100644 index 0000000000..b8f7f1b991 --- /dev/null +++ b/ext/tk/lib/tk/font.rb @@ -0,0 +1,1407 @@ +# +# tk/font.rb - the class to treat fonts on Ruby/Tk +# +# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp) +# +require 'tk' + +class TkFont + include Tk + extend TkCore + + TkCommandNames = ['font'.freeze].freeze + + Tk_FontID = ["@font".freeze, "00000".taint].freeze + Tk_FontNameTBL = TkCore::INTERP.create_table + Tk_FontUseTBL = TkCore::INTERP.create_table + + TkCore::INTERP.init_ip_env{ + Tk_FontNameTBL.clear + Tk_FontUseTBL.clear + } + + # set default font + case Tk::TK_VERSION + when /^4\.*/ + DEFAULT_LATIN_FONT_NAME = 'a14'.freeze + DEFAULT_KANJI_FONT_NAME = 'k14'.freeze + + when /^8\.*/ + if JAPANIZED_TK + begin + fontnames = tk_call('font', 'names') + case fontnames + when /defaultgui/ + # Tcl/Tk-JP for Windows + ltn = 'defaultgui' + knj = 'defaultgui' + when /Mincho:Helvetica-Bold-12/ + # Tcl/Tk-JP for UNIX/X + ltn, knj = tk_split_simplelist(tk_call('font', 'configure', + 'Mincho:Helvetica-Bold-12', + '-compound')) + else + # unknown Tcl/Tk-JP + platform = tk_call('set', 'tcl_platform(platform)') + case platform + when 'unix' + ltn = {'family'=>'Helvetica'.freeze, + 'size'=>-12, 'weight'=>'bold'.freeze} + #knj = 'k14' + #knj = '-misc-fixed-medium-r-normal--14-*-*-*-c-*-jisx0208.1983-0' + knj = '-*-fixed-bold-r-normal--12-*-*-*-c-*-jisx0208.1983-0' + when 'windows' + ltn = {'family'=>'MS Sans Serif'.freeze, 'size'=>8} + knj = 'mincho' + when 'macintosh' + ltn = 'system' + knj = 'mincho' + else # unknown + ltn = 'Helvetica' + knj = 'mincho' + end + end + rescue + ltn = 'Helvetica' + knj = 'mincho' + end + + else # not JAPANIZED_TK + begin + platform = tk_call('set', 'tcl_platform(platform)') + case platform + when 'unix' + ltn = {'family'=>'Helvetica'.freeze, + 'size'=>-12, 'weight'=>'bold'.freeze} + #knj = 'k14' + #knj = '-misc-fixed-medium-r-normal--14-*-*-*-c-*-jisx0208.1983-0' + knj = '-*-fixed-bold-r-normal--12-*-*-*-c-*-jisx0208.1983-0' + when 'windows' + ltn = {'family'=>'MS Sans Serif'.freeze, 'size'=>8} + knj = 'mincho' + when 'macintosh' + ltn = 'system' + knj = 'mincho' + else # unknown + ltn = 'Helvetica' + knj = 'mincho' + end + rescue + ltn = 'Helvetica' + knj = 'mincho' + end + + knj = ltn + end + + DEFAULT_LATIN_FONT_NAME = ltn.freeze + DEFAULT_KANJI_FONT_NAME = knj.freeze + + else # unknown version + DEFAULT_LATIN_FONT_NAME = 'Helvetica'.freeze + DEFAULT_KANJI_FONT_NAME = 'mincho'.freeze + + end + + if $DEBUG + print "default latin font = "; p DEFAULT_LATIN_FONT_NAME + print "default kanji font = "; p DEFAULT_KANJI_FONT_NAME + end + + + ################################### + class DescendantFont + def initialize(compound, type) + unless compound.kind_of?(TkFont) + fail ArgumentError, "a TkFont object is expected for the 1st argument" + end + @compound = compound + case type + when 'kanji', 'latin', 'ascii' + @type = type + else + fail ArgumentError, "unknown type '#{type}'" + end + end + + def dup + fail RuntimeError, "cannot dupulicate a descendant font" + end + def clone + fail RuntimeError, "cannot clone a descendant font" + end + + def to_eval + @compound.__send__(@type + '_font_id') + end + def font + @compound.__send__(@type + '_font_id') + end + + def [](slot) + @compound.__send__(@type + '_configinfo', slot) + end + def []=(slot, value) + @compound.__send__(@type + '_configure', slot, value) + value + end + + def method_missing(id, *args) + @compound.__send__(@type + '_' + id.id2name, *args) + end + end + + + ################################### + # class methods + ################################### + def TkFont.families(window=nil) + case (Tk::TK_VERSION) + when /^4\.*/ + ['fixed'] + + when /^8\.*/ + if window + tk_split_simplelist(tk_call('font', 'families', '-displayof', window)) + else + tk_split_simplelist(tk_call('font', 'families')) + end + end + end + + def TkFont.names + case (Tk::TK_VERSION) + when /^4\.*/ + r = ['fixed'] + r += ['a14', 'k14'] if JAPANIZED_TK + Tk_FontNameTBL.each_value{|obj| r.push(obj)} + r | [] + + when /^8\.*/ + tk_split_simplelist(tk_call('font', 'names')) + + end + end + + def TkFont.create_copy(font) + fail 'source-font must be a TkFont object' unless font.kind_of? TkFont + if TkComm::GET_CONFIGINFOwoRES_AS_ARRAY + keys = {} + font.configinfo.each{|key,value| keys[key] = value } + TkFont.new(font.latin_font_id, font.kanji_font_id, keys) + else # ! TkComm::GET_CONFIGINFOwoRES_AS_ARRAY + TkFont.new(font.latin_font_id, font.kanji_font_id, font.configinfo) + end + end + + def TkFont.get_obj(name) + if name =~ /^(@font[0-9]+)(|c|l|k)$/ + Tk_FontNameTBL[$1] + else + nil + end + end + + def TkFont.init_widget_font(path, *args) + case (Tk::TK_VERSION) + when /^4\.*/ + conf = tk_split_simplelist(tk_call(*args)). + find_all{|prop| prop[0..5]=='-font ' || prop[0..10]=='-kanjifont '}. + collect{|prop| tk_split_simplelist(prop)} + if font_inf = conf.assoc('-font') + ltn = font_inf[4] + ltn = nil if ltn == [] + else + #ltn = nil + raise RuntimeError, "unknown option '-font'" + end + if font_inf = conf.assoc('-kanjifont') + knj = font_inf[4] + knj = nil if knj == [] + else + knj = nil + end + TkFont.new(ltn, knj).call_font_configure(path, *(args + [{}])) + + when /^8\.*/ + font_prop = tk_split_simplelist(tk_call(*args)).find{|prop| + prop[0..5] == '-font ' + } + unless font_prop + raise RuntimeError, "unknown option '-font'" + end + fnt = tk_split_simplelist(font_prop)[4] + if fnt == "" + TkFont.new(nil, nil).call_font_configure(path, *(args + [{}])) + else + begin + compound = tk_split_simplelist( + Hash[*tk_split_simplelist(tk_call('font', 'configure', + fnt))].collect{|key,value| + [key[1..-1], value] + }.assoc('compound')[1]) + rescue + compound = [] + end + if compound == [] + #TkFont.new(fnt, DEFAULT_KANJI_FONT_NAME) \ + #.call_font_configure(path, *(args + [{}])) + TkFont.new(fnt).call_font_configure(path, *(args + [{}])) + else + TkFont.new(compound[0], compound[1]) \ + .call_font_configure(path, *(args + [{}])) + end + end + end + end + + def TkFont.used_on(path=nil) + if path + Tk_FontUseTBL[path] + else + Tk_FontUseTBL.values | [] + end + end + + def TkFont.failsafe(font) + begin + if /^8\.*/ === Tk::TK_VERSION && JAPANIZED_TK + tk_call('font', 'failsafe', font) + end + rescue + end + end + + ################################### + # instance methods + ################################### + private + ################################### + def initialize(ltn=nil, knj=nil, keys=nil) + @id = Tk_FontID.join('') + Tk_FontID[1].succ! + Tk_FontNameTBL[@id] = self + + @latin_desscendant = nil + @kanji_desscendant = nil + + if knj.kind_of?(Hash) && !keys + keys = knj + knj = nil + end + + # compound font check + if Tk::TK_VERSION == '8.0' && JAPANIZED_TK + begin + compound = tk_split_simplelist(tk_call('font', 'configure', + ltn, '-compound')) + if knj == nil + if compound != [] + ltn, knj = compound + end + else + if compound != [] + ltn = compound[0] + end + compound = tk_split_simplelist(tk_call('font', 'configure', + knj, '-compound')) + if compound != [] + knj = compound[1] + end + end + rescue + end + end + + if ltn + if JAPANIZED_TK && !knj + if Tk::TK_VERSION =~ /^4.*/ + knj = DEFAULT_KANJI_FONT_NAME + else + knj = ltn + end + end + else + ltn = DEFAULT_LATIN_FONT_NAME + knj = DEFAULT_KANJI_FONT_NAME if JAPANIZED_TK && !knj + end + + create_compoundfont(ltn, knj, keys) + end + + def _get_font_info_from_hash(font) + font = _symbolkey2str(font) + foundry = (info = font['foundry'] .to_s)? info: '*' + family = (info = font['family'] .to_s)? info: '*' + weight = (info = font['weight'] .to_s)? info: '*' + slant = (info = font['slant'] .to_s)? info: '*' + swidth = (info = font['swidth'] .to_s)? info: '*' + adstyle = (info = font['adstyle'] .to_s)? info: '*' + pixels = (info = font['pixels'] .to_s)? info: '*' + points = (info = font['points'] .to_s)? info: '*' + resx = (info = font['resx'] .to_s)? info: '*' + resy = (info = font['resy'] .to_s)? info: '*' + space = (info = font['space'] .to_s)? info: '*' + avgWidth = (info = font['avgWidth'].to_s)? info: '*' + charset = (info = font['charset'] .to_s)? info: '*' + encoding = (info = font['encoding'].to_s)? info: '*' + + [foundry, family, weight, slant, swidth, adstyle, + pixels, points, resx, resy, space, avgWidth, charset, encoding] + end + + def create_latinfont_tk4x(font) + if font.kind_of? Hash + @latinfont = '-' + _get_font_info_from_hash(font).join('-') + '-' + + elsif font.kind_of? Array + finfo = {} + finfo['family'] = font[0].to_s + if font[1] + fsize = font[1].to_s + if fsize != '0' && fsize =~ /^(|\+|-)([0-9]+)$/ + if $1 == '-' + finfo['pixels'] = $2 + else + finfo['points'] = $2 + end + else + finfo['points'] = '13' + end + end + font[2..-1].each{|style| + case (style) + when 'normal' + finfo['weight'] = style + when 'bold' + finfo['weight'] = style + when 'roman' + finfo['slant'] = 'r' + when 'italic' + finfo['slant'] = 'i' + end + } + + @latinfont = '-' + _get_font_info_from_hash(finfo).join('-') + '-' + + elsif font.kind_of? TkFont + @latinfont = font.latin_font + + else + if font + @latinfont = font + else + @latinfont = DEFAULT_LATIN_FONT_NAME + end + + end + end + + def create_kanjifont_tk4x(font) + unless JAPANIZED_TK + @kanjifont = "" + return + end + + if font.kind_of? Hash + @kanjifont = '-' + _get_font_info_from_hash(font).join('-') + '-' + + elsif font.kind_of? Array + finfo = {} + finfo['family'] = font[0].to_s + if font[1] + fsize = font[1].to_s + if fsize != '0' && fsize =~ /^(|\+|-)([0-9]+)$/ + if $1 == '-' + finfo['pixels'] = $2 + else + finfo['points'] = $2 + end + else + finfo['points'] = '13' + end + end + font[2..-1].each{|style| + case (style) + when 'normal' + finfo['weight'] = style + when 'bold' + finfo['weight'] = style + when 'roman' + finfo['slant'] = 'r' + when 'italic' + finfo['slant'] = 'i' + end + } + + @kanjifont = '-' + _get_font_info_from_hash(finfo).join('-') + '-' + elsif font.kind_of? TkFont + @kanjifont = font.kanji_font_id + else + if font + @kanjifont = font + else + @kanjifont = DEFAULT_KANJI_FONT_NAME + end + end + end + + def create_compoundfont_tk4x(ltn, knj, keys) + create_latinfont(ltn) + create_kanjifont(knj) + + if JAPANIZED_TK + @compoundfont = [[@latinfont], [@kanjifont]] + @fontslot = {'font'=>@latinfont, 'kanjifont'=>@kanjifont} + else + @compoundfont = @latinfont + @fontslot = {'font'=>@latinfont} + end + end + + def create_latinfont_tk8x(font) + @latinfont = @id + 'l' + + if JAPANIZED_TK + if font.kind_of? Hash + if font[:charset] || font['charset'] + tk_call('font', 'create', @latinfont, *hash_kv(font)) + else + tk_call('font', 'create', @latinfont, + '-charset', 'iso8859', *hash_kv(font)) + end + elsif font.kind_of? Array + tk_call('font', 'create', @latinfont, '-copy', array2tk_list(font)) + tk_call('font', 'configure', @latinfont, '-charset', 'iso8859') + elsif font.kind_of? TkFont + tk_call('font', 'create', @latinfont, '-copy', font.latin_font) + elsif font + tk_call('font', 'create', @latinfont, '-copy', font, + '-charset', 'iso8859') + else + tk_call('font', 'create', @latinfont, '-charset', 'iso8859') + end + else + if font.kind_of? Hash + tk_call('font', 'create', @latinfont, *hash_kv(font)) + else + keys = {} + if font.kind_of? Array + actual_core(array2tk_list(font)).each{|key,val| keys[key] = val} + elsif font.kind_of? TkFont + actual_core(font.latin_font).each{|key,val| keys[key] = val} + elsif font + actual_core(font).each{|key,val| keys[key] = val} + end + tk_call('font', 'create', @latinfont, *hash_kv(keys)) + end + + if font && @compoundfont + keys = {} + actual_core(@latinfont).each{|key,val| keys[key] = val} + tk_call('font', 'configure', @compoundfont, *hash_kv(keys)) + end + end + end + + def create_kanjifont_tk8x(font) + @kanjifont = @id + 'k' + + if JAPANIZED_TK + if font.kind_of? Hash + if font[:charset] || font['charset'] + tk_call('font', 'create', @kanjifont, *hash_kv(font)) + else + tk_call('font', 'create', @kanjifont, + '-charset', 'jisx0208.1983', *hash_kv(font)) + end + elsif font.kind_of? Array + tk_call('font', 'create', @kanjifont, '-copy', array2tk_list(font)) + tk_call('font', 'configure', @kanjifont, '-charset', 'jisx0208.1983') + elsif font.kind_of? TkFont + tk_call('font', 'create', @kanjifont, '-copy', font.kanji_font_id) + elsif font + tk_call('font', 'create', @kanjifont, '-copy', font, + '-charset', 'jisx0208.1983') + else + tk_call('font', 'create', @kanjifont, '-charset', 'jisx0208.1983') + end + # end of JAPANIZED_TK + + else + if font.kind_of? Hash + tk_call('font', 'create', @kanjifont, *hash_kv(font)) + else + keys = {} + if font.kind_of? Array + actual_core(array2tk_list(font)).each{|key,val| keys[key] = val} + elsif font.kind_of? TkFont + actual_core(font.kanji_font_id).each{|key,val| keys[key] = val} + elsif font + actual_core(font).each{|key,val| keys[key] = val} + end + tk_call('font', 'create', @kanjifont, *hash_kv(keys)) + end + + if font && @compoundfont + keys = {} + actual_core(@kanjifont).each{|key,val| keys[key] = val} + tk_call('font', 'configure', @compoundfont, *hash_kv(keys)) + end + end + end + + def create_compoundfont_tk8x(ltn, knj, keys) + create_latinfont(ltn) + create_kanjifont(knj) + + @compoundfont = @id + 'c' + if JAPANIZED_TK + unless keys + keys = {} + else + keys = keys.dup + end + if (tk_call('font', 'configure', @latinfont, '-underline') == '1' && + tk_call('font', 'configure', @kanjifont, '-underline') == '1' && + !keys.key?('underline')) + keys['underline'] = true + end + if (tk_call('font', 'configure', @latinfont, '-overstrike') == '1' && + tk_call('font', 'configure', @kanjifont, '-overstrike') == '1' && + !keys.key?('overstrike')) + keys['overstrike'] = true + end + + @fontslot = {'font'=>@compoundfont} + begin + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) + rescue RuntimeError => e + if ltn == knj + if e.message =~ /kanji font .* specified/ + tk_call('font', 'delete', @latinfont) + create_latinfont(DEFAULT_LATIN_FONT_NAME) + opts = [] + Hash[*(tk_split_simplelist(tk_call('font', 'configure', + @kanjifont)))].each{|k,v| + case k + when '-size', '-weight', '-slant', '-underline', '-overstrike' + opts << k << v + end + } + tk_call('font', 'configure', @latinfont, *opts) + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) + + elsif e.message =~ /ascii font .* specified/ + tk_call('font', 'delete', @kanjifont) + create_kanjifont(DEFAULT_KANJI_FONT_NAME) + opts = [] + Hash[*(tk_split_simplelist(tk_call('font', 'configure', + @latinfont)))].each{|k,v| + case k + when '-size', '-weight', '-slant', '-underline', '-overstrike' + opts << k << v + end + } + tk_call('font', 'configure', @kanjifont, *opts) + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) + + else + raise e + end + else + raise e + end + end + else + tk_call('font', 'create', @compoundfont) + + latinkeys = {} + begin + actual_core(@latinfont).each{|key,val| latinkeys[key] = val} + rescue + latinkeys {} + end + if latinkeys != {} + tk_call('font', 'configure', @compoundfont, *hash_kv(latinkeys)) + end + + if knj + kanjikeys = {} + begin + actual_core(@kanjifont).each{|key,val| kanjikeys[key] = val} + rescue + kanjikeys {} + end + if kanjikeys != {} + tk_call('font', 'configure', @compoundfont, *hash_kv(kanjikeys)) + end + end + + @fontslot = {'font'=>@compoundfont} + tk_call('font', 'configure', @compoundfont, *hash_kv(keys)) + end + end + + def actual_core_tk4x(font, window=nil, option=nil) + # dummy + if option + "" + else + [['family',[]], ['size',[]], ['weight',[]], ['slant',[]], + ['underline',[]], ['overstrike',[]], ['charset',[]], + ['pointadjust',[]]] + end + end + + def actual_core_tk8x(font, window=nil, option=nil) + if option == 'compound' + "" + elsif option + if window + tk_call('font', 'actual', font, "-displayof", window, "-#{option}") + else + tk_call('font', 'actual', font, "-#{option}") + end + else + l = tk_split_simplelist(if window + tk_call('font', 'actual', font, + "-displayof", window) + else + tk_call('font', 'actual', font) + end) + r = [] + while key=l.shift + if key == '-compound' + l.shift + else + r.push [key[1..-1], l.shift] + end + end + r + end + end + + def configure_core_tk4x(font, slot, value=None) + #"" + self + end + + def configinfo_core_tk4x(font, option=nil) + # dummy + if TkComm::GET_CONFIGINFOwoRES_AS_ARRAY + if option + "" + else + [['family',[]], ['size',[]], ['weight',[]], ['slant',[]], + ['underline',[]], ['overstrike',[]], ['charset',[]], + ['pointadjust',[]]] + end + else # ! TkComm::GET_CONFIGINFOwoRES_AS_ARRAY + current_configinfo_core_tk4x(font, option) + end + end + + def current_configinfo_core_tk4x(font, option=nil) + if option + "" + else + {'family'=>'', 'size'=>'', 'weight'=>'', 'slant'=>'', + 'underline'=>'', 'overstrike'=>'', 'charset'=>'', 'pointadjust'=>''} + end + end + + def configure_core_tk8x(font, slot, value=None) + if JAPANIZED_TK + begin + padjust = tk_call('font', 'configure', font, '-pointadjust') + rescue + padjust = nil + end + else + padjust = nil + end + if slot.kind_of? Hash + if JAPANIZED_TK && (slot.key?('family') || slot.key?(:family)) + slot = _symbolkey2str(slot) + configure_core_tk8x(font, 'family', slot.delete('family')) + end + + if ((slot.key?('size') || slot.key?(:size)) && + padjust && !slot.key?('pointadjust') && !slot.key?(:pointadjust)) + tk_call('font', 'configure', font, + '-pointadjust', padjust, *hash_kv(slot)) + else + tk_call('font', 'configure', font, *hash_kv(slot)) + end + elsif (slot == 'size' || slot == :size) && padjust != nil + tk_call('font', 'configure', font, + "-#{slot}", value, '-pointadjust', padjust) + elsif JAPANIZED_TK && (slot == 'family' || slot == :family) + # coumpund font? + begin + compound = tk_split_simplelist(tk_call('font', 'configure', + font, '-compound')) + rescue + tk_call('font', 'configure', font, '-family', value) + return self + end + if compound == [] + tk_call('font', 'configure', font, '-family', value) + return self + end + ltn, knj = compound + + lfnt = tk_call('font', 'create', '-copy', ltn) + begin + tk_call('font', 'configure', lfnt, '-family', value) + latin_replace_core_tk8x(lfnt) + rescue RuntimeError => e + fail e if $DEBUG + ensure + tk_call('font', 'delete', lfnt) if lfnt != '' + end + + kfnt = tk_call('font', 'create', '-copy', knj) + begin + tk_call('font', 'configure', kfnt, '-family', value) + kanji_replace_core_tk8x(lfnt) + rescue RuntimeError => e + fail e if $DEBUG + ensure + tk_call('font', 'delete', kfnt) if kfnt != '' + end + + else + tk_call('font', 'configure', font, "-#{slot}", value) + end + self + end + + def configinfo_core_tk8x(font, option=nil) + if TkComm::GET_CONFIGINFOwoRES_AS_ARRAY + if option == 'compound' + "" + elsif option + tk_call('font', 'configure', font, "-#{option}") + else + l = tk_split_simplelist(tk_call('font', 'configure', font)) + r = [] + while key=l.shift + if key == '-compound' + l.shift + else + r.push [key[1..-1], l.shift] + end + end + r + end + else # ! TkComm::GET_CONFIGINFOwoRES_AS_ARRAY + current_configinfo_core_tk8x(font, option) + end + end + + def current_configinfo_core_tk8x(font, option=nil) + if option == 'compound' + "" + elsif option + tk_call('font', 'configure', font, "-#{option}") + else + l = tk_split_simplelist(tk_call('font', 'configure', font)) + r = {} + while key=l.shift + if key == '-compound' + l.shift + else + r[key[1..-1]] = l.shift + end + end + r + end + end + + def delete_core_tk4x + Tk_FontNameTBL.delete(@id) + Tk_FontUseTBL.delete_if{|key,value| value == self} + end + + def delete_core_tk8x + begin + tk_call('font', 'delete', @latinfont) + rescue + end + begin + tk_call('font', 'delete', @kanjifont) + rescue + end + begin + tk_call('font', 'delete', @compoundfont) + rescue + end + Tk_FontNameTBL.delete(@id) + Tk_FontUseTBL.delete_if{|key,value| value == self} + end + + def latin_replace_core_tk4x(ltn) + create_latinfont_tk4x(ltn) + @compoundfont[0] = [@latinfont] if JAPANIZED_TK + @fontslot['font'] = @latinfont + Tk_FontUseTBL.dup.each{|w, fobj| + if self == fobj + begin + if w.include?(';') + win, tag = w.split(';') + winobj = tk_tcl2ruby(win) +# winobj.tagfont_configure(tag, {'font'=>@latinfont}) + if winobj.kind_of? TkText + tk_call(win, 'tag', 'configure', tag, '-font', @latinfont) + elsif winobj.kind_of? TkCanvas + tk_call(win, 'itemconfigure', tag, '-font', @latinfont) + elsif winobj.kind_of? TkMenu + tk_call(win, 'entryconfigure', tag, '-font', @latinfont) + else + raise RuntimeError, "unknown widget type" + end + else +# tk_tcl2ruby(w).font_configure('font'=>@latinfont) + tk_call(w, 'configure', '-font', @latinfont) + end + rescue + Tk_FontUseTBL.delete(w) + end + end + } + self + end + + def kanji_replace_core_tk4x(knj) + return self unless JAPANIZED_TK + + create_kanjifont_tk4x(knj) + @compoundfont[1] = [@kanjifont] + @fontslot['kanjifont'] = @kanjifont + Tk_FontUseTBL.dup.each{|w, fobj| + if self == fobj + begin + if w.include?(';') + win, tag = w.split(';') + winobj = tk_tcl2ruby(win) +# winobj.tagfont_configure(tag, {'kanjifont'=>@kanjifont}) + if winobj.kind_of? TkText + tk_call(win, 'tag', 'configure', tag, '-kanjifont', @kanjifont) + elsif winobj.kind_of? TkCanvas + tk_call(win, 'itemconfigure', tag, '-kanjifont', @kanjifont) + elsif winobj.kind_of? TkMenu + tk_call(win, 'entryconfigure', tag, '-kanjifont', @latinfont) + else + raise RuntimeError, "unknown widget type" + end + else +# tk_tcl2ruby(w).font_configure('kanjifont'=>@kanjifont) + tk_call(w, 'configure', '-kanjifont', @kanjifont) + end + rescue + Tk_FontUseTBL.delete(w) + end + end + } + self + end + + def latin_replace_core_tk8x(ltn) + if JAPANIZED_TK + begin + tk_call('font', 'delete', '@font_tmp') + rescue + end + begin + fnt_bup = tk_call('font', 'create', '@font_tmp', '-copy', @latinfont) + rescue + #fnt_bup = '' + fnt_bup = DEFAULT_LATIN_FONT_NAME + end + end + + begin + tk_call('font', 'delete', @latinfont) + rescue + end + create_latinfont(ltn) + + if JAPANIZED_TK + keys = self.configinfo + tk_call('font', 'delete', @compoundfont) + begin + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) +=begin + latinkeys = {} + begin + actual_core(@latinfont).each{|key,val| latinkeys[key] = val} + rescue + latinkeys {} + end + if latinkeys != {} + tk_call('font', 'configure', @compoundfont, *hash_kv(latinkeys)) + end +=end + rescue RuntimeError => e + tk_call('font', 'delete', @latinfont) + if fnt_bup && fnt_bup != '' + tk_call('font', 'create', @latinfont, '-copy', fnt_bup) + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) + tk_call('font', 'delete', fnt_bup) + else + fail e + end + end + + else + latinkeys = {} + begin + actual_core(@latinfont).each{|key,val| latinkeys[key] = val} + rescue + latinkeys {} + end + if latinkeys != {} + tk_call('font', 'configure', @compoundfont, *hash_kv(latinkeys)) + end + end + self + end + + def kanji_replace_core_tk8x(knj) + if JAPANIZED_TK + begin + tk_call('font', 'delete', '@font_tmp') + rescue + end + begin + fnt_bup = tk_call('font', 'create', '@font_tmp', '-copy', @kanjifont) + rescue + #fnt_bup = '' + fnt_bup = DEFAULT_KANJI_FONT_NAME + end + end + + begin + tk_call('font', 'delete', @kanjifont) + rescue + end + create_kanjifont(knj) + + if JAPANIZED_TK + keys = self.configinfo + tk_call('font', 'delete', @compoundfont) + begin + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) + rescue RuntimeError => e + tk_call('font', 'delete', @kanjifont) + if fnt_bup && fnt_bup != '' + tk_call('font', 'create', @kanjifont, '-copy', fnt_bup) + tk_call('font', 'create', @compoundfont, + '-compound', [@latinfont, @kanjifont], *hash_kv(keys)) + tk_call('font', 'delete', fnt_bup) + else + fail e + end + end + end + self + end + + def measure_core_tk4x(window, text) + 0 + end + + def measure_core_tk8x(window, text) + if window + number(tk_call('font', 'measure', @compoundfont, + '-displayof', window, text)) + else + number(tk_call('font', 'measure', @compoundfont, text)) + end + end + + def metrics_core_tk4x(font, window, option=nil) + # dummy + if option + "" + else + [['ascent',[]], ['descent',[]], ['linespace',[]], ['fixed',[]]] + end + end + + def metrics_core_tk8x(font, window, option=nil) + if option + if window + number(tk_call('font', 'metrics', font, + "-displayof", window, "-#{option}")) + else + number(tk_call('font', 'metrics', font, "-#{option}")) + end + else + l = tk_split_list(if window + tk_call('font','metrics',font,"-displayof",window) + else + tk_call('font','metrics',font) + end) + r = [] + while key=l.shift + r.push [key[1..-1], l.shift.to_i] + end + r + end + end + + ################################### + # private alias + ################################### + case (Tk::TK_VERSION) + when /^4\.*/ + alias create_latinfont create_latinfont_tk4x + alias create_kanjifont create_kanjifont_tk4x + alias create_compoundfont create_compoundfont_tk4x + alias actual_core actual_core_tk4x + alias configure_core configure_core_tk4x + alias configinfo_core configinfo_core_tk4x + alias current_configinfo_core current_configinfo_core_tk4x + alias delete_core delete_core_tk4x + alias latin_replace_core latin_replace_core_tk4x + alias kanji_replace_core kanji_replace_core_tk4x + alias measure_core measure_core_tk4x + alias metrics_core metrics_core_tk4x + + when /^8\.[0-5]/ + alias create_latinfont create_latinfont_tk8x + alias create_kanjifont create_kanjifont_tk8x + alias create_compoundfont create_compoundfont_tk8x + alias actual_core actual_core_tk8x + alias configure_core configure_core_tk8x + alias configinfo_core configinfo_core_tk8x + alias current_configinfo_core current_configinfo_core_tk8x + alias delete_core delete_core_tk8x + alias latin_replace_core latin_replace_core_tk8x + alias kanji_replace_core kanji_replace_core_tk8x + alias measure_core measure_core_tk8x + alias metrics_core metrics_core_tk8x + + else + alias create_latinfont create_latinfont_tk8x + alias create_kanjifont create_kanjifont_tk8x + alias create_compoundfont create_compoundfont_tk8x + alias actual_core actual_core_tk8x + alias configure_core configure_core_tk8x + alias configinfo_core configinfo_core_tk8x + alias current_configinfo_core current_configinfo_core_tk8x + alias delete_core delete_core_tk8x + alias latin_replace_core latin_replace_core_tk8x + alias kanji_replace_core kanji_replace_core_tk8x + alias measure_core measure_core_tk8x + alias metrics_core metrics_core_tk8x + + end + + ################################### + public + ################################### + def method_missing(id, *args) + name = id.id2name + case args.length + when 1 + configure name, args[0] + when 0 + begin + configinfo name + rescue + fail NameError, "undefined local variable or method `#{name}' for #{self.to_s}", error_at + end + else + fail NameError, "undefined method `#{name}' for #{self.to_s}", error_at + end + end + + def call_font_configure(path, *args) + keys = args.pop.update(@fontslot) + args.concat(hash_kv(keys)) + tk_call(*args) + Tk_FontUseTBL[path] = self + self + end + + def used + ret = [] + Tk_FontUseTBL.each{|key,value| + if key.include?(';') + win, tag = key.split(';') + winobj = tk_tcl2ruby(win) + if winobj.kind_of? TkText + ret.push([winobj, winobj.tagid2obj(tag)]) + elsif winobj.kind_of? TkCanvas + if (tagobj = TkcTag.id2obj(winobj, tag)).kind_of? TkcTag + ret.push([winobj, tagobj]) + elsif (tagobj = TkcItem.id2obj(tag)).kind_of? TkcItem + ret.push([winobj, tagobj]) + else + ret.push([winobj, tag]) + end + elsif winobj.kind_of? TkMenu + ret.push([winobj, tag]) + else + ret.push([win, tag]) + end + else + ret.push(tk_tcl2ruby(key)) if value == self + end + } + ret + end + + def id + @id + end + + def to_eval + font + end + + def font + @compoundfont + end + alias font_id font + + def latin_font_id + @latinfont + end + + def latin_font + # @latinfont + if @latin_descendant + @latin_descendant + else + @latin_descendant = DescendantFont.new(self, 'latin') + end + end + alias latinfont latin_font + + def kanji_font_id + @kanjifont + end + + def kanji_font + # @kanjifont + if @kanji_descendant + @kanji_descendant + else + @kanji_descendant = DescendantFont.new(self, 'kanji') + end + end + alias kanjifont kanji_font + + def actual(option=nil) + actual_core(@compoundfont, nil, option) + end + + def actual_displayof(window, option=nil) + window = '.' unless window + actual_core(@compoundfont, window, option) + end + + def latin_actual(option=nil) + actual_core(@latinfont, nil, option) + end + + def latin_actual_displayof(window, option=nil) + window = '.' unless window + actual_core(@latinfont, window, option) + end + + def kanji_actual(option=nil) + #if JAPANIZED_TK + if @kanjifont != "" + actual_core(@kanjifont, nil, option) + else + actual_core_tk4x(nil, nil, option) + end + end + + def kanji_actual_displayof(window, option=nil) + #if JAPANIZED_TK + if @kanjifont != "" + window = '.' unless window + actual_core(@kanjifont, window, option) + else + actual_core_tk4x(nil, window, option) + end + end + + def [](slot) + configinfo slot + end + + def []=(slot, val) + configure slot, val + val + end + + def configure(slot, value=None) + configure_core(@compoundfont, slot, value) + self + end + + def configinfo(slot=nil) + configinfo_core(@compoundfont, slot) + end + + def current_configinfo(slot=nil) + current_configinfo_core(@compoundfont, slot) + end + + def delete + delete_core + end + + def latin_configure(slot, value=None) + if JAPANIZED_TK + configure_core(@latinfont, slot, value) + else + configure(slot, value) + end + self + end + + def latin_configinfo(slot=nil) + if JAPANIZED_TK + configinfo_core(@latinfont, slot) + else + configinfo(slot) + end + end + + def kanji_configure(slot, value=None) + #if JAPANIZED_TK + if @kanjifont != "" + configure_core(@kanjifont, slot, value) + configure('size'=>configinfo('size')) # to reflect new configuration + else + #"" + configure(slot, value) + end + self + end + + def kanji_configinfo(slot=nil) + #if JAPANIZED_TK + if @kanjifont != "" + configinfo_core(@kanjifont, slot) + else + #[] + configinfo(slot) + end + end + + def replace(ltn, knj) + latin_replace(ltn) + kanji_replace(knj) + self + end + + def latin_replace(ltn) + latin_replace_core(ltn) + reset_pointadjust + self + end + + def kanji_replace(knj) + kanji_replace_core(knj) + reset_pointadjust + self + end + + def measure(text) + measure_core(nil, text) + end + + def measure_displayof(window, text) + window = '.' unless window + measure_core(window, text) + end + + def metrics(option=nil) + metrics_core(@compoundfont, nil, option) + end + + def metrics_displayof(window, option=nil) + window = '.' unless window + metrics_core(@compoundfont, window, option) + end + + def latin_metrics(option=nil) + metrics_core(@latinfont, nil, option) + end + + def latin_metrics_displayof(window, option=nil) + window = '.' unless window + metrics_core(@latinfont, window, option) + end + + def kanji_metrics(option=nil) + if JAPANIZED_TK + metrics_core(@kanjifont, nil, option) + else + metrics_core_tk4x(nil, nil, option) + end + end + + def kanji_metrics_displayof(window, option=nil) + if JAPANIZED_TK + window = '.' unless window + metrics_core(@kanjifont, window, option) + else + metrics_core_tk4x(nil, window, option) + end + end + + def reset_pointadjust + begin + if /^8\.*/ === Tk::TK_VERSION && JAPANIZED_TK + configure('pointadjust' => latin_actual.assoc('size')[1].to_f / + kanji_actual.assoc('size')[1].to_f ) + end + rescue + end + self + end + + ################################### + # public alias + ################################### + alias ascii_font latin_font + alias asciifont latinfont + alias create_asciifont create_latinfont + alias ascii_actual latin_actual + alias ascii_actual_displayof latin_actual_displayof + alias ascii_configure latin_configure + alias ascii_configinfo latin_configinfo + alias ascii_replace latin_replace + alias ascii_metrics latin_metrics + + ################################### + def dup + src = self + obj = super() + obj.instance_eval{ initialize(src) } + obj + end + def clone + src = self + obj = super() + obj.instance_eval{ initialize(src) } + obj + end +end |