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1 ;; interactive adjust font size and face
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2 ;; Copyright (C) 1992-1993 Free Software Foundation, Inc.
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3
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4 ;; This file is part of XEmacs.
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5
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6 ;; XEmacs is free software; you can redistribute it and/or modify it
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7 ;; under the terms of the GNU General Public License as published by
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8 ;; the Free Software Foundation; either version 2, or (at your option)
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9 ;; any later version.
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10
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11 ;; XEmacs is distributed in the hope that it will be useful, but
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12 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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13 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 ;; General Public License for more details.
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15
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16 ;; You should have received a copy of the GNU General Public License
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16
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17 ;; along with XEmacs; see the file COPYING. If not, write to the
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18 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 ;; Boston, MA 02111-1307, USA.
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0
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20
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21 (defconst energize-x-modify-font-regexp
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22 "-\\([^-]+-[^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)-\\([^-]+\\)"
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23 "Regexpr to extract or modify font entries")
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24
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25 (defconst energize-font-families-parameters
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26 '(("courier" . ("adobe-courier" "o"))
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27 ("lucida" . ("b&h-lucida" "i"))
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28 ("openwindows" . energize-make-openwindow-font)
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29 ("helvetica" . ("adobe-helvetica" "o"))
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30 ("times" . ("adobe-times" "i"))
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31 ("clean" . ("shumacher-clean" "i"))))
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32
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33 (defun energize-x-set-font-name-entry (font-name entry value)
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34 (if (and font-name (string-match energize-x-modify-font-regexp font-name))
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35 (let ((match (substring font-name (match-beginning entry) (match-end entry))))
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36 (concat (substring font-name 0 (match-beginning entry))
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37 value
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38 (substring font-name (match-end entry))))
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39 font-name))
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40
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41 (defun energize-x-set-font-entry (font entry value)
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42 (if font
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43 (let* ((font-name (if (stringp font) font (font-name font)))
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44 (new-name (energize-x-set-font-name-entry font-name entry value)))
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45 (if (stringp font)
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46 new-name
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47 (make-x-font new-name)))))
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48
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49 (defun energize-x-set-face-font-entry (face entry value)
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50 "Sets the face font to be of the specified point size"
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51 (let* ((font (face-font face))
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52 (new-font (energize-x-set-font-entry font entry value)))
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53 (and new-font
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54 (condition-case a
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55 (set-face-font face new-font)
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56 (error (message (format "%S" a)) (sit-for 0))))))
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57
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58 (defun energize-set-font-size (size)
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59 (interactive "sSet new font size to: ")
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60 (mapcar '(lambda (face) (energize-x-set-face-font-entry face 7 size))
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61 (list-faces)))
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62
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63 (defun energize-make-openwindow-font (font-name)
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64 (string-match energize-x-modify-font-regexp f-name)
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65 (let ((slant (substring f-name (match-beginning 3) (match-end 3))))
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66 (if (member slant '("i" "o"))
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67 (concat
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68 (substring f-name 0 (match-beginning 1))
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69 "b&h-lucida"
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70 (substring f-name (match-end 1) (match-beginning 3))
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71 "i"
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72 (substring f-name (match-end 3)))
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73 (let ((new-name
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74 (concat
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75 (substring f-name 0 (match-beginning 1))
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76 "b&h-lucidatypewriter"
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77 (substring f-name (match-end 1) (match-beginning 3))
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78 slant
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79 (substring f-name (match-end 3)))))
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80 ;; tries the R5 name first and the openwindows name second
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81 (if (x-list-fonts new-name)
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82 new-name
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83 (concat
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84 (substring f-name 0 (match-beginning 1))
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85 "b&h-lucida sans typewriter"
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86 (substring f-name (match-end 1) (match-beginning 3))
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87 slant
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88 (substring f-name (match-end 3))))))))
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89
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90 (defun energize-set-font-family (family)
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91 (interactive "sSet new font family to: ")
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92 (let ((font-desc (cdr (assoc family energize-font-families-parameters)))
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93 (faces (list-faces)))
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94 (if (null font-desc)
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95 (error (format "Unknown font family %s, use one of %s" family
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96 (mapcar 'car energize-font-families-parameters))))
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97 (while faces
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98 (let* ((face (car faces))
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99 (font (face-font face))
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100 (f-name (and font (font-name font))))
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101 (if f-name
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102 (progn
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103 (if (symbolp font-desc)
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104 (setq f-name (funcall font-desc f-name))
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105 (string-match energize-x-modify-font-regexp f-name)
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106 (let ((slant (substring f-name
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107 (match-beginning 3) (match-end 3))))
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108 (if (member slant '("i" "o"))
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109 (setq slant (nth 1 font-desc)))
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110 (setq f-name
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111 (concat
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112 (substring f-name 0 (match-beginning 1))
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113 (car font-desc)
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114 (substring f-name (match-end 1) (match-beginning 3))
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115 slant
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116 (substring f-name (match-end 3))))))))
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117 (set-face-font face f-name))
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118 (setq faces (cdr faces)))))
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119
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120 (defun energize-set-font-boldness (bold)
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121 (interactive "sEnter boldness:")
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122 (let* ((default-name (font-name (face-font 'default)))
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123 (default-boldness
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124 (and (string-match energize-x-modify-font-regexp default-name)
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125 (substring default-name (match-beginning 2) (match-end 2)))))
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126 (if (not (equal bold default-boldness))
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127 (let ((faces (list-faces)))
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128 (while faces
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129 (let* ((face (car faces))
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130 (font (face-font face))
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131 (f-name (and font (font-name font))))
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132 (if f-name
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133 (progn
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134 (string-match energize-x-modify-font-regexp f-name)
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135 (let ((font-boldness
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136 (substring f-name (match-beginning 2) (match-end 2))))
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137 (setq new-boldness
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138 (if (equal font-boldness "bold")
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139 "medium"
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140 "bold"))
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141 (setq f-name
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142 (concat
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143 (substring f-name 0 (match-beginning 2))
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144 new-boldness
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145 (substring f-name (match-end 2)))))
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146 (set-face-font face f-name))))
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147 (setq faces (cdr faces)))))))
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