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1 |
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2 /* Font Manager module */ |
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3 |
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4 #include "Python.h" |
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5 |
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6 #include <gl.h> |
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7 #include <device.h> |
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8 #include <fmclient.h> |
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9 |
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10 |
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11 /* Font Handle object implementation */ |
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12 |
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13 typedef struct { |
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14 PyObject_HEAD |
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15 fmfonthandle fh_fh; |
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16 } fhobject; |
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17 |
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18 static PyTypeObject Fhtype; |
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19 |
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20 #define is_fhobject(v) ((v)->ob_type == &Fhtype) |
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21 |
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22 static PyObject * |
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23 newfhobject(fmfonthandle fh) |
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24 { |
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25 fhobject *fhp; |
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26 if (fh == NULL) { |
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27 PyErr_SetString(PyExc_RuntimeError, |
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28 "error creating new font handle"); |
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29 return NULL; |
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30 } |
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31 fhp = PyObject_New(fhobject, &Fhtype); |
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32 if (fhp == NULL) |
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33 return NULL; |
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34 fhp->fh_fh = fh; |
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35 return (PyObject *)fhp; |
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36 } |
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37 |
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38 /* Font Handle methods */ |
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39 |
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40 static PyObject * |
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41 fh_scalefont(fhobject *self, PyObject *args) |
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42 { |
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43 double size; |
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44 if (!PyArg_ParseTuple(args, "d", &size)) |
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45 return NULL; |
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46 return newfhobject(fmscalefont(self->fh_fh, size)); |
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47 } |
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48 |
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49 /* XXX fmmakefont */ |
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50 |
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51 static PyObject * |
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52 fh_setfont(fhobject *self) |
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53 { |
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54 fmsetfont(self->fh_fh); |
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55 Py_INCREF(Py_None); |
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56 return Py_None; |
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57 } |
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58 |
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59 static PyObject * |
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60 fh_getfontname(fhobject *self) |
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61 { |
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62 char fontname[256]; |
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63 int len; |
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64 len = fmgetfontname(self->fh_fh, sizeof fontname, fontname); |
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65 if (len < 0) { |
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66 PyErr_SetString(PyExc_RuntimeError, "error in fmgetfontname"); |
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67 return NULL; |
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68 } |
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69 return PyString_FromStringAndSize(fontname, len); |
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70 } |
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71 |
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72 static PyObject * |
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73 fh_getcomment(fhobject *self) |
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74 { |
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75 char comment[256]; |
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76 int len; |
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77 len = fmgetcomment(self->fh_fh, sizeof comment, comment); |
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78 if (len < 0) { |
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79 PyErr_SetString(PyExc_RuntimeError, "error in fmgetcomment"); |
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80 return NULL; |
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81 } |
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82 return PyString_FromStringAndSize(comment, len); |
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83 } |
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84 |
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85 static PyObject * |
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86 fh_getfontinfo(fhobject *self) |
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87 { |
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88 fmfontinfo info; |
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89 if (fmgetfontinfo(self->fh_fh, &info) < 0) { |
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90 PyErr_SetString(PyExc_RuntimeError, "error in fmgetfontinfo"); |
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91 return NULL; |
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92 } |
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93 return Py_BuildValue("(llllllll)", |
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94 info.printermatched, |
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95 info.fixed_width, |
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96 info.xorig, |
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97 info.yorig, |
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98 info.xsize, |
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99 info.ysize, |
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100 info.height, |
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101 info.nglyphs); |
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102 } |
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103 |
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104 #if 0 |
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105 static PyObject * |
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106 fh_getwholemetrics(fhobject *self, PyObject *args) |
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107 { |
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108 } |
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109 #endif |
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110 |
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111 static PyObject * |
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112 fh_getstrwidth(fhobject *self, PyObject *args) |
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113 { |
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114 char *str; |
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115 if (!PyArg_ParseTuple(args, "s", &str)) |
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116 return NULL; |
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117 return PyInt_FromLong(fmgetstrwidth(self->fh_fh, str)); |
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118 } |
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119 |
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120 static PyMethodDef fh_methods[] = { |
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121 {"scalefont", (PyCFunction)fh_scalefont, METH_VARARGS}, |
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122 {"setfont", (PyCFunction)fh_setfont, METH_NOARGS}, |
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123 {"getfontname", (PyCFunction)fh_getfontname, METH_NOARGS}, |
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124 {"getcomment", (PyCFunction)fh_getcomment, METH_NOARGS}, |
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125 {"getfontinfo", (PyCFunction)fh_getfontinfo, METH_NOARGS}, |
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126 #if 0 |
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127 {"getwholemetrics", (PyCFunction)fh_getwholemetrics, METH_VARARGS}, |
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128 #endif |
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129 {"getstrwidth", (PyCFunction)fh_getstrwidth, METH_VARARGS}, |
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130 {NULL, NULL} /* sentinel */ |
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131 }; |
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132 |
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133 static PyObject * |
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134 fh_getattr(fhobject *fhp, char *name) |
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135 { |
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136 return Py_FindMethod(fh_methods, (PyObject *)fhp, name); |
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137 } |
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138 |
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139 static void |
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140 fh_dealloc(fhobject *fhp) |
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141 { |
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142 fmfreefont(fhp->fh_fh); |
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143 PyObject_Del(fhp); |
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144 } |
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145 |
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146 static PyTypeObject Fhtype = { |
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147 PyObject_HEAD_INIT(&PyType_Type) |
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148 0, /*ob_size*/ |
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149 "fm.font handle", /*tp_name*/ |
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150 sizeof(fhobject), /*tp_size*/ |
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151 0, /*tp_itemsize*/ |
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152 /* methods */ |
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153 (destructor)fh_dealloc, /*tp_dealloc*/ |
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154 0, /*tp_print*/ |
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155 (getattrfunc)fh_getattr, /*tp_getattr*/ |
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156 0, /*tp_setattr*/ |
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157 0, /*tp_compare*/ |
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158 0, /*tp_repr*/ |
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159 }; |
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160 |
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161 |
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162 /* Font Manager functions */ |
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163 |
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164 static PyObject * |
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165 fm_init(PyObject *self) |
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166 { |
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167 fminit(); |
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168 Py_INCREF(Py_None); |
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169 return Py_None; |
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170 } |
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171 |
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172 static PyObject * |
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173 fm_findfont(PyObject *self, PyObject *args) |
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174 { |
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175 char *str; |
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176 if (!PyArg_ParseTuple(args, "s", &str)) |
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177 return NULL; |
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178 return newfhobject(fmfindfont(str)); |
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179 } |
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180 |
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181 static PyObject * |
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182 fm_prstr(PyObject *self, PyObject *args) |
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183 { |
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184 char *str; |
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185 if (!PyArg_ParseTuple(args, "s", &str)) |
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186 return NULL; |
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187 fmprstr(str); |
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188 Py_INCREF(Py_None); |
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189 return Py_None; |
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190 } |
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191 |
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192 /* XXX This uses a global variable as temporary! Not re-entrant! */ |
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193 |
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194 static PyObject *fontlist; |
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195 |
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196 static void |
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197 clientproc(char *fontname) |
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198 { |
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199 int err; |
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200 PyObject *v; |
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201 if (fontlist == NULL) |
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202 return; |
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203 v = PyString_FromString(fontname); |
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204 if (v == NULL) |
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205 err = -1; |
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206 else { |
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207 err = PyList_Append(fontlist, v); |
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208 Py_DECREF(v); |
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209 } |
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210 if (err != 0) { |
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211 Py_DECREF(fontlist); |
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212 fontlist = NULL; |
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213 } |
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214 } |
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215 |
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216 static PyObject * |
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217 fm_enumerate(PyObject *self) |
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218 { |
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219 PyObject *res; |
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220 fontlist = PyList_New(0); |
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221 if (fontlist == NULL) |
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222 return NULL; |
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223 fmenumerate(clientproc); |
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224 res = fontlist; |
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225 fontlist = NULL; |
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226 return res; |
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227 } |
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228 |
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229 static PyObject * |
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230 fm_setpath(PyObject *self, PyObject *args) |
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231 { |
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232 char *str; |
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233 if (!PyArg_ParseTuple(args, "s", &str)) |
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234 return NULL; |
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235 fmsetpath(str); |
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236 Py_INCREF(Py_None); |
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237 return Py_None; |
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238 } |
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239 |
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240 static PyObject * |
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241 fm_fontpath(PyObject *self) |
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242 { |
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243 return PyString_FromString(fmfontpath()); |
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244 } |
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245 |
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246 static PyMethodDef fm_methods[] = { |
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247 {"init", fm_init, METH_NOARGS}, |
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248 {"findfont", fm_findfont, METH_VARARGS}, |
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249 {"enumerate", fm_enumerate, METH_NOARGS}, |
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250 {"prstr", fm_prstr, METH_VARARGS}, |
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251 {"setpath", fm_setpath, METH_VARARGS}, |
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252 {"fontpath", fm_fontpath, METH_NOARGS}, |
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253 {NULL, NULL} /* sentinel */ |
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254 }; |
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255 |
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256 |
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257 void |
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258 initfm(void) |
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259 { |
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260 |
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261 if (PyErr_WarnPy3k("the fm module has been removed in " |
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262 "Python 3.0", 2) < 0) |
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263 return; |
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264 |
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265 Py_InitModule("fm", fm_methods); |
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266 if (m == NULL) |
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267 return; |
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268 fminit(); |
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269 } |