diff options
Diffstat (limited to 'Master/texmf-dist/fonts/source/vntex/vnr/vnaccent.mf')
-rw-r--r-- | Master/texmf-dist/fonts/source/vntex/vnr/vnaccent.mf | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/Master/texmf-dist/fonts/source/vntex/vnr/vnaccent.mf b/Master/texmf-dist/fonts/source/vntex/vnr/vnaccent.mf new file mode 100644 index 00000000000..1aa76f8db04 --- /dev/null +++ b/Master/texmf-dist/fonts/source/vntex/vnr/vnaccent.mf @@ -0,0 +1,505 @@ +% Copyright 2003-2005 Han The Thanh <hanthethanh@gmx.net>. +% This file is part of vntex. License: LPPL, version 1.3 or newer, +% according to http://www.latex-project.org/lppl.txt + +% define accents for vietnamese letters + +vn_accent_gap# := max(.15x_height#, .5stem#); +vn_letter_height# := if case_ = small: x_height# else: cap_height# fi; +vn_max_ac_top# := 0; + +vn_tt_corr# := if low_asterisk: crisp# else: 0 fi; +define_pixels(vn_tt_corr); + +if serifs: + vn_acute_stem# := .8stem#; + vn_acute_hair# := min(hair#, .4vn_acute_stem#); +else: + vn_acute_stem# := .7[vair#, stem#]; + vn_acute_hair# := .9vair#; +fi + +vn_acute_side_thickness# := .6vn_acute_stem#; +vn_acute_corner# := .5vn_acute_hair#; +vn_tt_corner_corr# := .25vn_tt_corr#; +vn_corner_corr# := vn_acute_corner# + vn_tt_corner_corr#; +vn_acute_width# := 4u#; +ds# := vn_acute_corner# + vn_acute_side_thickness#; +vn_acute_height# := max(.4x_height#, (vn_acute_width# - ds#)*tand(30) + ds#); +vn_slant_width_corr# := slant*(vn_acute_height# - ds#); +vn_slant_weight_corr := if slant > 0: + if crisp > 0: .2 else: .3 fi slant + else: 0 fi; +define_blacker_pixels(vn_acute_stem, vn_acute_hair, vn_acute_side_thickness); + +define_accent_dimens( + acute_, + vn_acute_width# - vn_slant_width_corr#, + vn_acute_height# +); + +begin_accent(acute_); + if serifs: + pickup crisp.nib; + x1 = w - vn_acute_side_thickness; + y1 = h - vn_acute_side_thickness; + x2 = hp(vn_corner_corr#); + y2 = vp(vn_corner_corr#); + vn_acute_theta := angle(charwd - vn_corner_corr# - vn_acute_side_thickness#, + charht - vn_corner_corr# - vn_acute_side_thickness#); + pos1(vn_acute_stem*(1 + vn_slant_weight_corr), vn_acute_theta + 90); + pos2(vn_acute_hair*(1 + vn_slant_weight_corr), vn_acute_theta + 90); + filldraw circ_stroke z1e -- z2e; % diagonal + vn_set_ac_join(acute_, .4w, .4w#, h# - vn_acute_side_thickness#); + else: + pickup fine.nib; + % the following magic lines are to calculate the slope angle according + % to vn_acute_stem and vn_acute_hair by solving the equation + % tand(theta)*(w - .5(vn_acute_stem + vn_acute_hair)/sind(theta)) = h; + A := charwd/charht; + B := .5(vn_acute_stem# + vn_acute_hair#)/charht; + vn_acute_theta := angle(A*sqrt(A*A + 1 - B*B) - B, A*A + 1); + pos1(vn_acute_stem/sind(vn_acute_theta), 0); + pos2(vn_acute_hair/sind(vn_acute_theta), 0); + rt x1r = w; + lft x2l = 0; + top y1 = h; + bot y2 = 0; + filldraw stroke z1e -- z2e; + vn_set_ac_join(acute_, .3w, .3w#, h#); + fi % diagonal + penlabels(1, 2); +end_accent; + +define_accent_dimens( + grave_, + vn_acute_width# + vn_slant_width_corr#, + vn_acute_height# +); + +begin_accent(grave_); + if serifs: + pickup crisp.nib; + x1 = vn_acute_side_thickness; + y1 = h - vn_acute_side_thickness; + x2 = w - hp(vn_corner_corr#); + y2 = vp(vn_corner_corr#); + vn_grave_theta := 180 - angle(z1 - z2); + pos1(vn_acute_stem*(1 - vn_slant_weight_corr), 90 - vn_grave_theta); + pos2(vn_acute_hair*(1 - vn_slant_weight_corr), 90 - vn_grave_theta); + filldraw circ_stroke z1e -- z2e; + vn_set_ac_join(grave_, .7w, .7w#, vn_corner_corr#); + else: + pickup fine.nib; + pos1(vn_acute_stem/sind(vn_acute_theta), 0); + pos2(vn_acute_hair/sind(vn_acute_theta), 0); + lft x1l = 0; + rt x2r = w; + top y1 = h; + bot y2 = 0; + filldraw stroke z1e -- z2e; + vn_set_ac_join(grave_, .7w, .7w#, 0); + fi % diagonal + penlabels(1, 2); +end_accent; + +define_accent_dimens( + dotless_question_, + 4.5u#, + if serifs: .6min(asc_height#, 1.5x_height#) + else: .6min(asc_height#, 1.3x_height#) fi +); + +hook_scale_stem := .65; + +begin_accent(dotless_question_); % based on roman question mark + numeric bot_width; + bot_width = hook_scale_stem * + if hefty: max(hround .8dot_size, fine.breadth) else: hair fi; + pickup fine.nib; + pos2(hook_scale_stem*vair, 90); + pos3(hook_scale_stem*curve, 0); + pos4(hook_scale_stem*vair, -90); + pos5(hook_scale_stem*bot_width, 0); + pos6(hook_scale_stem*bot_width, 0); + x2 = x4 = x5 = x6 = .5w - .125u; + rt x3r = hround(w - .5u); + bot_hook# := .15[dot_size#, x_height#] + if serifs: + .2x_height# - .5dot_size# - .75vn_tt_corr# + else: + .1x_height# - .5dot_size# fi; + define_pixels(bot_hook); + bot y6 = 1 + bot_hook; + top y2r = h + oo; +% y3 = .75[y6, y2]; + y3 = .7[y6, y2]; + if serifs: +% y4 = .5[y6, y2]; + y4 = .45[y6, y2]; + else: + y4 = .45[y6, y2]; + fi + y5 = .1[y6, y2]; + {{interim superness := more_super; + filldraw stroke pulled_super_arc.e(2, 3)(superpull) + & subpath (0, 1) of super_arc.e(3, 4) .. z5e --- z6e\\}}; % arc and stem + if serifs: + pos1(hook_scale_stem*hair, 180); + pos0(hook_scale_stem*flare, 180); + lft x1r = hround .5u; + y1 = y3; + bulb(2, 1, 0); % bulb + else: + pos1(Vround 5/7[hook_scale_stem*vair, hook_scale_stem*flare], 110); + lft x1r = hround .5u; + top y1r = vround .8[y6, top y2r]; + filldraw stroke term.e(2, 1, left, 1, 4); + fi % terminal + penlabels(0, 1, 2, 3, 4, 5, 6); +% now we need to calculate the accent dimens: +% lft x1r = hround .5u; +% rt x3r = hround(w - .5u); + vn_hook_width# := w# - u#; +% bot y6 = 1 + bot_hook; +% top y2r = h + oo; +% oo:=vround(.5o#*hppp*o_correction)+eps; + vn_hook_height# := h# + .5o#*o_correction - bot_hook#; + vn_hook_shift_y := bot_hook; + vn_hook_shift_x := .5u + vn_hook_shift_y*slant; +% x2 = x4 = x5 = x6 = .5w - .125u; + vn_hook_join_x := .5w - .125u - .5u; + vn_hook_join_x# := .5w# - .25u# - .5u#; +end_accent; + +define_accent_dimens( + hook_, + vn_hook_width#, + vn_hook_height# +); + +def bboxcolor = blue enddef; +begin_accent(hook_); + currentpicture := vn_pic(dotless_question_) + shifted -(vn_hook_shift_x, vn_hook_shift_y); + vn_set_ac_join(hook_, vn_hook_join_x, vn_hook_join_x#, .75h#); +end_accent; +def bboxcolor = red enddef; + +vn_circumflex_width# := 1.5vn_acute_width#; +if serifs: +vn_left_theta := .8vn_acute_theta; +vn_right_theta := .8vn_grave_theta; +vn_circumflex_height# := vn_corner_corr# + .5vn_acute_stem# + + (.5vn_circumflex_width# - vn_corner_corr#)*tand(vn_left_theta); +else: +vn_circumflex_height# := vn_acute_height#; +fi +define_accent_dimens( + circumflex_, + vn_circumflex_width#, + vn_circumflex_height# +); + +begin_accent(circumflex_); + if serifs: + pickup crisp.nib; + x1 = w - x3 = hp(vn_corner_corr#); + if vn_tt_corr = 0: + y1 = y3 + .3vp(vn_slant_width_corr#) + else: + y1 = y3 + fi + = vp(vn_corner_corr#); + pos1(vn_acute_hair*(1 + vn_slant_weight_corr), vn_left_theta + 90); + pos3(vn_acute_hair*(1 - vn_slant_weight_corr), 90 - vn_right_theta); + pos2(.9vn_acute_stem, 90); + x2 = .5w - .3hp(vn_slant_width_corr#); + z1 - z2 = whatever * dir vn_left_theta; + filldraw stroke z1e -- z2e -- z3e; % diagonals + penlabels(0, 1, 2, 3, 4); + vn_set_ac_join(circumflex_, .5w, .5w#, 0); + else: + pickup fine.nib; + % similiarly to acute + A := .5(charwd + vn_acute_stem#)/charht; + B := .5(vn_acute_stem# + vn_acute_hair#)/charht; + theta := angle(A*sqrt(A*A + 1 - B*B) - B, A*A + 1); + pos1(vn_acute_hair/sind(theta), 0); + pos2(min(stem/sind(theta), .6h), 0); + pos3(vn_acute_hair/sind(theta), 0); + lft x1l = w - rt x3r = 0; + bot y1 = bot y3 = 0; + x2 = 1/2w; + top y2 = h; + z0 = whatever[z1r, z2r] = whatever[z2l, z3l]; + y4l = y4r = y2; + x4l = good.x 1/5[x2l, x2]; + x4r = w - x4l; + filldraw z4l -- z1l -- z1r -- z0 -- z3l -- z3r -- z4r -- cycle; + penlabels(0, 1, 2, 3, 4); + vn_set_ac_join(circumflex_, .5w, .5w#, 0); + fi % diagonals +end_accent; + +vn_breve_width# := .9vn_circumflex_width#; +vn_breve_height# := min(if not serifs: .8 fi vn_circumflex_height#, .5vn_breve_width#); + +define_accent_dimens( + breve_, + vn_breve_width#, + vn_breve_height# +); + +begin_accent(breve_); + if serifs: + pickup crisp.nib; + vn_breve_stem := .8vn_acute_stem; + vn_breve_vair := vn_acute_hair; + else: + pickup fine.nib; + vn_breve_stem := .9vair; + vn_breve_vair := .9vair; + fi + pos1(vn_breve_vair, -180); + pos3(vn_breve_vair, 0); + top y1 = top y3 = h; + lft x1r = w - rt x3r = 0; + pos2(vn_breve_stem, -90); + x2 = .5w; + bot y2r = 0; + filldraw stroke z1e{down} ... z2e{right} ... {up}z3e; + penlabels(1, 2, 3); + vn_set_ac_join(breve_, .5w, .5w#, 0); +end_accent; + +vn_tilde_h# := min(asc_height# - x_height#, 3/7x_height# + .5dot_size#); +if serifs: + vn_tilde_width# := vn_breve_width#; + vn_tilde_height# := .4vn_tilde_h# + .5vn_tt_corr# + .2stem# + if beak_jut < 0: + .4vn_tilde_h# fi; +else: + vn_tilde_width# := vn_circumflex_width#; + vn_tilde_height# := .7vn_breve_height# + .2stem#; +fi +vn_tilde_h := vp(vn_tilde_h#); + +define_accent_dimens( + tilde_, + vn_tilde_width#, + vn_tilde_height# +); + +vn_gap(tilde_) := .1x_height#; + +begin_accent(tilde_); + if serifs: + vn_tilde_stem := min(vn_acute_stem, .2w); + vn_tilde_vair := max(vair, .5vn_tilde_stem); + theta := angle(1/4(4u - vn_tilde_vair), 1/4vn_tilde_h); + pickup crisp.nib; + numeric vn_mid_width; +% vn_mid_width = .4[vn_tilde_vair, vn_tilde_stem]; + vn_mid_width = .4[vn_tilde_vair, stem]; + pos1(vn_tilde_vair, theta + 90); + pos2(vn_tilde_vair, theta + 90); + pos3(vn_tilde_vair, theta + 90); + pos4(vn_tilde_vair, theta + 90); + z2 - z1 = z4 - z3 = min(vn_mid_width - .8crisp - .2vn_tt_corr, .3w)*dir theta; + lft x1r = w - rt x4l = 0; + bot y1l = 0; + top y4r = vround(top y4r + max(.3vn_tilde_h, y2r + .25vn_tilde_vair) - bot y4l); + pair delta; + ypart delta = min(3*(y3l - y1l), 1.6h); + delta = whatever*dir theta; + filldraw z1l .. controls(z1l + delta) and (z3l - delta) + .. z3l .. z4l -- z4r .. controls(z4r - delta) and (z2r + delta) + .. z2r .. z1r -- cycle; % stroke + else: + pickup fine.nib; + vn_tilde_vair := min(vair, .5vn_tilde_h); + pos1(vn_tilde_vair, 180); + pos2(vn_tilde_vair, 90); + pos3(.5[vn_tilde_vair, slab], 90); + pos4(vn_tilde_vair, 90); + pos5(vn_tilde_vair, 180); + lft x1r = w - rt x5l = 0; + x2 - x1 = x3 - x2 = x4 - x3 = x5 - x4; + bot y1 = bot y4l = 0; + top y2r = top y5 = h; + y3 = .5[y2, y4]; + filldraw stroke z1e{up} ... z2e{right} .. z3e .. {right}z4e ... {up}z5e; + fi % stroke + vn_set_ac_join(tilde_, .5w, .5w#, 0); + penlabels(1, 2, 3, 4, 5); +end_accent; + +vn_dot_diam# := max(.8max(dot_size#, cap_curve#), flare#); +define_whole_blacker_pixels(vn_dot_diam); +vn_bot(dot_) := max(vn_accent_gap#, .7vn_dot_diam#) + vn_dot_diam#; + +define_accent_dimens( + dot_, + vn_dot_diam#, + vn_dot_diam# +); + +begin_accent(dot_); + pickup tiny.nib; + pos1(h, 0); + pos2(h, 90); + lft x1l = 0; + x1 = x2; + top y2r = h; + y1 = 1/2[y2l, y2r]; + dot(1, 2); % dot + vn_set_ac_join(dot_, .5w, .5w#, .5h#); + penlabels(1, 2); +end_accent; + + +if not square_dots: + vn_horn_dot_size# := min(dot_size#, .3x_height#); +% vn_horn_dot_size# := 1.2stem# + .1vn_tt_corr#; + vn_horn_stem# := if vn_tt_corr# = 0: 1.3 fi vair#; + vn_ohorn_width# := vn_horn_dot_size# + .1stem# + .2vn_tt_corr#; + vn_ohorn_height# := 1.6vn_horn_dot_size# + .2vn_tt_corr#; + vn_uhorn_width# := vn_horn_dot_size# + .2u# + + if case_ = small: .1u# + .4stem# - .2vn_slant_width_corr# + else: .4cap_hair# fi; + vn_uhorn_height# := 1.7vn_horn_dot_size#; +else: + vn_horn_dot_size# := max(dot_size#, .8cap_curve#); + vn_horn_stem# := .7vn_horn_dot_size#; + vn_ohorn_width# := vn_horn_dot_size# + .3stem# + .3u#; + vn_ohorn_height# := 1.7vn_horn_dot_size#; + vn_uhorn_width# := vn_horn_dot_size# + .5stem# + .3u#; + vn_uhorn_height# := 1.8vn_horn_dot_size#; +fi + +vn_horn_top# := vn_letter_height# + vn_horn_dot_size#; + +define_accent_dimens( + ohorn_, + vn_ohorn_width#, + vn_ohorn_height# +); + +begin_accent(ohorn_); + vn_draw_horn(ohorn_, vn_horn_dot_size#, vn_horn_stem#, 45); + vn_bot(ohorn_) := vn_horn_top# - vn_height(ohorn_); +end_accent; + +define_accent_dimens( + uhorn_, + vn_uhorn_width#, + vn_uhorn_height# +); + +begin_accent(uhorn_); + vn_draw_horn(uhorn_, vn_horn_dot_size#, + if case_ <> small: min(vn_horn_stem#, hair#) else: vn_horn_stem# fi, 0); + vn_bot(uhorn_) := vn_horn_top# - vn_height(uhorn_); +end_accent; + +vn_ac_top := vn_max_ac_top#; + +if serifs: + vn_breve_acute_gap# := -.02x_height# + .3stem# + .1vn_tt_corr#; +else: + vn_breve_acute_gap# := .15x_height# - .4stem#; + vn_acute_botwidth# := vn_acute_hair#/sind(vn_acute_theta); % arcording to ss acute +fi + +define_double_accent( + breve_, acute_, + if serifs: + .8vn_left_side(breve_) + .2vn_tt_corr# + else: + vn_left_side(breve_) - .5vn_acute_botwidth# - .5u# + fi, + vn_breve_acute_gap# +); + +define_double_accent( + breve_, grave_, + vn_align_right(breve_, grave_) + if serifs: + - .7vn_right_side(breve_) + - vn_sl_shift(breve_) + - .2vn_tt_corr# + else: + - vn_right_side(breve_) + + .7vn_acute_botwidth# + - vn_sl_shift(breve_) + fi, + vn_breve_acute_gap# +); + +define_double_accent( + breve_, hook_, + vn_align_join(breve_, hook_), + vn_breve_acute_gap# +); + +vn_breve_tilde_gap# := .04x_height# + .3stem# + .1vn_tt_corr#; + +define_double_accent( + breve_, tilde_, + vn_align_join(breve_, tilde_), + vn_breve_tilde_gap# +); + +if not serifs: +vn_acute_botshift# := .5vn_acute_hair#/sind(vn_acute_theta) + + .7vn_acute_stem#/sind(vn_acute_theta) + u#; % arcording to ss acute +fi + +define_double_accent( + circumflex_, acute_, + if serifs: + .3vn_left_side(circumflex_) + + .2vn_tt_corr# + else: + vn_left_side(circumflex_) + - vn_acute_botshift# + fi, + vn_breve_acute_gap# +); + +define_double_accent( + circumflex_, grave_, + vn_align_right(circumflex_, grave_) + if serifs: + - .3vn_right_side(circumflex_) + - vn_sl_shift(circumflex_) + - .2vn_tt_corr# + else: + - vn_right_side(circumflex_) + + vn_acute_botshift# + - vn_sl_shift(circumflex_) + fi, + vn_breve_acute_gap# +); + +define_double_accent( + circumflex_, hook_, + vn_align_join(circumflex_, hook_) + if serifs: + + .3vn_right_side(circumflex_) + - vn_sl_shift(circumflex_) + - .2vn_tt_corr# + else: + + .7vn_right_side(circumflex_) + - vn_sl_shift(circumflex_) + fi, + vn_breve_acute_gap# +); + +define_double_accent( + circumflex_, tilde_, + vn_align_join(circumflex_, tilde_), + vn_breve_tilde_gap# +); + +vn_double_ac_top := vn_max_ac_top#; + +endinput; |