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annotate etc/gdbinit @ 17280:8ce6cdd272eb

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Support TeX elements in FreeType renderer. * libinterp/corefcn/txt-eng.cc: New file. Contains mapping from symbol name to character code, in Unicode and MS symbol. * libinterp/corefcn/modules.mk (COREFCN_SRC): Add txt-eng.cc. * libinterp/corefcn/oct-tex-lexer.ll: Add "\n" to rules applicable to ".", as the latter does not include new line characters. * libinterp/corefcn/oct-tex-parser.yy: Remove debug statements. * libinterp/corefcn/txt-eng.ft.cc (gripe_missing_glyph, gripe_glyph_render): Change signature from char to FT_ULong. (ft_render::ft_render): Adapt to new/removed members. (ft_render::~ft_render): Remove use of fonts member. (ft_render::set_font): Likewise. Use font instead. (ft_render::push_new_line): Likewise. Change meaning of yoffset and initialize line_yoffset. (ft_render::update_line_bbox): New method. (ft_render::set_mode): Change meaning of yoffset and initialize line_yoffset. (ft_render::process_character): New method. (ft_render::visit(text_element_string)): Use it. (ft_render::visit(text_element_list), ft_render::visit(text_element_subscript), ft_render::visit(text_element_superscript), ft_render::visit(text_element_color), ft_render::visit(text_element_fontsize), ft_render::visit(text_element_fontname), ft_render::visit(text_element_fontstyle), ft_render::visit(text_element_symbol)): New methods. (ft_render::set_color): Use color member instead of red/green/blue. * libinterp/corefcn/txt-eng-ft.h (ft_render::visit(text_element_list), ft_render::visit(text_element_subscript), ft_render::visit(text_element_superscript), ft_render::visit(text_element_color), ft_render::visit(text_element_fontsize), ft_render::visit(text_element_fontname), ft_render::visit(text_element_fontstyle), ft_render::visit(text_element_symbol)): New methods. (ft_render::update_line_bbox, ft_render::process_character): New methods. (ft_render::current_face): Removed method.i (ft_render::font): New member, replaces obsolete ft_render::fonts. (ft_render::line_yoffset): New member. (ft_render::color): New member, replaces obsolete red, green and blue. (ft_render::ft_font::ft_font()): Implement default constructor. (ft_render::ft_font::operator=): Fix incorrect use of FT_Reference_Face return value. (ft_render::ft_font::is_valid): New method. * libinterp/corefcn/txt-eng.h (class text_element_symbol, class text_element_fontname, class text_element_fontsize, class text_element_fontname, class text_element_fontstyle, class text_element_color): Add forward definition. (text_element_symbol::invalid_code): New enum. (text_element_symbol::code): New member. (text_element_symbol::text_element_symbol): Initialize it. (text_element_symbol::get_symbol_code): New method. (text_element_fontstyle::get_fontstyle): New method. (text_element_fontname::get_fontname): Renamed from fontname. (text_element_fontsize::get_fontsize): Renamed from fontsize.
author Michael Goffioul <michael.goffioul@gmail.com>
date Sun, 18 Aug 2013 16:36:46 -0400
parents 2c11d7c6cc21
children
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1 ## Disable the next line if you really need to see the
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2 ## thread create/exit messages.
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3
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4 set print thread-events off
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5
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6 ## Helpful macros for debugging Octave.
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8 ############################################################
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9 ## Display a dim-vector object.
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10
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11 define display-dims
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12 echo ndims: \
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13 output $arg0.rep[-1]
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14 echo \ndims: \
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15 output *$arg0.rep@$arg0.rep[-1]
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16 echo \n
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17 dont-repeat
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18 end
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20 document display-dims
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21 Usage: display-dims DIM_VECTOR
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22 Display the contents of an Octave dimension vector.
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23 end
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24
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25 ############################################################
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26 ## Display a dense array object.
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27
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28 define display-dense-array
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29 echo array object: \
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30 output $arg0
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31 echo \ndimensions:\n
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32 display-dims $arg0.dimensions
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33 echo \nrep = \
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34 output *$arg0.rep
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35 echo \nrep.data = \
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36 output *$arg0.rep.data@$arg0.rep.len
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37 echo \n
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38 dont-repeat
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39 end
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40
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41 document display-dense-array
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42 Usage: display-dense-array ARRAY
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43 Display the contents of an ordinary, i.e., dense Octave array.
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44
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45 See also [display-sparse-array] for showing the contents
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46 of sparse Octave arrays.
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47 end
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48
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49 ############################################################
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50 ## Display a sparse array object.
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51
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52 define display-sparse-array
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53 echo sparse object: \
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54 output $arg0
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55 echo \ndimensions.rep[0] = \
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56 display-dims $arg0.dimensions
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57 echo \ndimensions.rep[1] = \
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58 output $arg0.dimensions.rep[1]
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59 echo \nrep = \
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60 output *$arg0.rep
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61 echo \nrep.d = \
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62 output *$arg0.rep.d@$arg0.rep.nzmx
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63 echo \nrep.r = \
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64 output *$arg0.rep.r@$arg0.rep.nzmx
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65 echo \nrep.c = \
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66 output *$arg0.rep.c@($arg0.rep.ncols+1)
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67 echo \n
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68 dont-repeat
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69 end
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71 document display-sparse-array
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72 Usage: display-sparse-array SPARSE_ARRAY
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73 Display the contents of a sparse Octave array.
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74
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75 See also [display-dense-array] for showing the contents
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76 of ordinary Octave arrays.
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77 end
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79 ############################################################
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81 ## Display Octave debugging stack
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83 define show-octave-dbstack
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84 call show_octave_dbstack ()
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85 end
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86
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87 document show-octave-dbstack
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88 Usage: show-octave-dbstack
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89 Display the contents of the current Octave debugging stack.
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90
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91 This is the function stack that the Octave interpreter is processing
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92 and will be different from the C++ stack being debugged with gdb.
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93 end
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94