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/***************************************************************************/ |
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/* */ |
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/* ftbdf.h */ |
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/* */ |
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/* FreeType API for accessing BDF-specific strings (specification). */ |
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/* */ |
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/* Copyright 2002, 2003, 2004, 2006, 2009 by */ |
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
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/* */ |
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/* This file is part of the FreeType project, and may only be used, */ |
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/* modified, and distributed under the terms of the FreeType project */ |
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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/* this file you indicate that you have read the license and */ |
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/* understand and accept it fully. */ |
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/* */ |
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/***************************************************************************/ |
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#ifndef __FTBDF_H__ |
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#define __FTBDF_H__ |
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#include |
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#include FT_FREETYPE_H |
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#ifdef FREETYPE_H |
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#error "freetype.h of FreeType 1 has been loaded!" |
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#error "Please fix the directory search order for header files" |
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#error "so that freetype.h of FreeType 2 is found first." |
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#endif |
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FT_BEGIN_HEADER |
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/*************************************************************************/ |
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/* */ |
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/* |
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/* bdf_fonts */ |
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/* */ |
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/* */</pre></td>
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<td></td>
<td></td>
<td><a name="l41">41</a></td>
<td class="code"><pre> /* BDF and PCF Files */</pre></td>
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<td></td>
<td></td>
<td><a name="l42">42</a></td>
<td class="code"><pre> /* */</pre></td>
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<td></td>
<td></td>
<td><a name="l43">43</a></td>
<td class="code"><pre> /* <Abstract> */</pre></td>
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<td></td>
<td></td>
<td><a name="l44">44</a></td>
<td class="code"><pre> /* BDF and PCF specific API. */</pre></td>
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<td></td>
<td></td>
<td><a name="l45">45</a></td>
<td class="code"><pre> /* */</pre></td>
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<td></td>
<td></td>
<td><a name="l46">46</a></td>
<td class="code"><pre> /* <Description> */</pre></td>
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<td></td>
<td></td>
<td><a name="l47">47</a></td>
<td class="code"><pre> /* This section contains the declaration of functions specific to BDF */</pre></td>
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<td></td>
<td></td>
<td><a name="l48">48</a></td>
<td class="code"><pre> /* and PCF fonts. */</pre></td>
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<td></td>
<td></td>
<td><a name="l49">49</a></td>
<td class="code"><pre> /* */</pre></td>
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<td></td>
<td></td>
<td><a name="l50">50</a></td>
<td class="code"><pre> /*************************************************************************/</pre></td>
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<td></td>
<td></td>
<td><a name="l51">51</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l52">52</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l53">53</a></td>
<td class="code"><pre> /**********************************************************************</pre></td>
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<td></td>
<td></td>
<td><a name="l54">54</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l55">55</a></td>
<td class="code"><pre> * @enum:</pre></td>
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<td></td>
<td></td>
<td><a name="l56">56</a></td>
<td class="code"><pre> * FT_PropertyType</pre></td>
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<td></td>
<td></td>
<td><a name="l57">57</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l58">58</a></td>
<td class="code"><pre> * @description:</pre></td>
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<td></td>
<td></td>
<td><a name="l59">59</a></td>
<td class="code"><pre> * A list of BDF property types.</pre></td>
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<td></td>
<td></td>
<td><a name="l60">60</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l61">61</a></td>
<td class="code"><pre> * @values:</pre></td>
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<td></td>
<td></td>
<td><a name="l62">62</a></td>
<td class="code"><pre> * BDF_PROPERTY_TYPE_NONE ::</pre></td>
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<td></td>
<td></td>
<td><a name="l63">63</a></td>
<td class="code"><pre> * Value~0 is used to indicate a missing property.</pre></td>
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<td></td>
<td></td>
<td><a name="l64">64</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l65">65</a></td>
<td class="code"><pre> * BDF_PROPERTY_TYPE_ATOM ::</pre></td>
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<td></td>
<td></td>
<td><a name="l66">66</a></td>
<td class="code"><pre> * Property is a string atom.</pre></td>
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<td></td>
<td></td>
<td><a name="l67">67</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l68">68</a></td>
<td class="code"><pre> * BDF_PROPERTY_TYPE_INTEGER ::</pre></td>
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<td></td>
<td></td>
<td><a name="l69">69</a></td>
<td class="code"><pre> * Property is a 32-bit signed integer.</pre></td>
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<td></td>
<td></td>
<td><a name="l70">70</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l71">71</a></td>
<td class="code"><pre> * BDF_PROPERTY_TYPE_CARDINAL ::</pre></td>
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<td></td>
<td></td>
<td><a name="l72">72</a></td>
<td class="code"><pre> * Property is a 32-bit unsigned integer.</pre></td>
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<td></td>
<td></td>
<td><a name="l73">73</a></td>
<td class="code"><pre> */</pre></td>
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<td></td>
<td></td>
<td><a name="l74">74</a></td>
<td class="code"><pre> typedef enum BDF_PropertyType_</pre></td>
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<td></td>
<td></td>
<td><a name="l75">75</a></td>
<td class="code"><pre> {</pre></td>
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<td></td>
<td></td>
<td><a name="l76">76</a></td>
<td class="code"><pre> BDF_PROPERTY_TYPE_NONE = 0,</pre></td>
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<td></td>
<td></td>
<td><a name="l77">77</a></td>
<td class="code"><pre> BDF_PROPERTY_TYPE_ATOM = 1,</pre></td>
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<td></td>
<td></td>
<td><a name="l78">78</a></td>
<td class="code"><pre> BDF_PROPERTY_TYPE_INTEGER = 2,</pre></td>
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<td></td>
<td></td>
<td><a name="l79">79</a></td>
<td class="code"><pre> BDF_PROPERTY_TYPE_CARDINAL = 3</pre></td>
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<td></td>
<td></td>
<td><a name="l80">80</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l81">81</a></td>
<td class="code"><pre> } BDF_PropertyType;</pre></td>
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<td></td>
<td></td>
<td><a name="l82">82</a></td>
<td class="code"><pre> </pre></td>
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<tr valign="middle">
<td></td>
<td></td>
<td><a name="l83">83</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l84">84</a></td>
<td class="code"><pre> /**********************************************************************</pre></td>
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<td></td>
<td></td>
<td><a name="l85">85</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l86">86</a></td>
<td class="code"><pre> * @type:</pre></td>
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<tr valign="middle">
<td></td>
<td></td>
<td><a name="l87">87</a></td>
<td class="code"><pre> * BDF_Property</pre></td>
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<tr valign="middle">
<td></td>
<td></td>
<td><a name="l88">88</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l89">89</a></td>
<td class="code"><pre> * @description:</pre></td>
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<td></td>
<td></td>
<td><a name="l90">90</a></td>
<td class="code"><pre> * A handle to a @BDF_PropertyRec structure to model a given</pre></td>
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<tr valign="middle">
<td></td>
<td></td>
<td><a name="l91">91</a></td>
<td class="code"><pre> * BDF/PCF property.</pre></td>
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<td></td>
<td></td>
<td><a name="l92">92</a></td>
<td class="code"><pre> */</pre></td>
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<td></td>
<td></td>
<td><a name="l93">93</a></td>
<td class="code"><pre> typedef struct BDF_PropertyRec_* BDF_Property;</pre></td>
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<td></td>
<td></td>
<td><a name="l94">94</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l95">95</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l96">96</a></td>
<td class="code"><pre> /**********************************************************************</pre></td>
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<td></td>
<td></td>
<td><a name="l97">97</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l98">98</a></td>
<td class="code"><pre> * @struct:</pre></td>
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<td></td>
<td></td>
<td><a name="l99">99</a></td>
<td class="code"><pre> * BDF_PropertyRec</pre></td>
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<td></td>
<td></td>
<td><a name="l100">100</a></td>
<td class="code"><pre> *</pre></td>
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<tr valign="middle">
<td></td>
<td></td>
<td><a name="l101">101</a></td>
<td class="code"><pre> * @description:</pre></td>
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<td></td>
<td></td>
<td><a name="l102">102</a></td>
<td class="code"><pre> * This structure models a given BDF/PCF property.</pre></td>
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<td></td>
<td></td>
<td><a name="l103">103</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l104">104</a></td>
<td class="code"><pre> * @fields:</pre></td>
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<td></td>
<td></td>
<td><a name="l105">105</a></td>
<td class="code"><pre> * type ::</pre></td>
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<td></td>
<td></td>
<td><a name="l106">106</a></td>
<td class="code"><pre> * The property type.</pre></td>
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<td></td>
<td></td>
<td><a name="l107">107</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l108">108</a></td>
<td class="code"><pre> * u.atom ::</pre></td>
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<td></td>
<td></td>
<td><a name="l109">109</a></td>
<td class="code"><pre> * The atom string, if type is @BDF_PROPERTY_TYPE_ATOM.</pre></td>
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<td></td>
<td></td>
<td><a name="l110">110</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l111">111</a></td>
<td class="code"><pre> * u.integer ::</pre></td>
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<td></td>
<td></td>
<td><a name="l112">112</a></td>
<td class="code"><pre> * A signed integer, if type is @BDF_PROPERTY_TYPE_INTEGER.</pre></td>
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<td></td>
<td></td>
<td><a name="l113">113</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l114">114</a></td>
<td class="code"><pre> * u.cardinal ::</pre></td>
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<td></td>
<td></td>
<td><a name="l115">115</a></td>
<td class="code"><pre> * An unsigned integer, if type is @BDF_PROPERTY_TYPE_CARDINAL.</pre></td>
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<td></td>
<td></td>
<td><a name="l116">116</a></td>
<td class="code"><pre> */</pre></td>
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<td></td>
<td></td>
<td><a name="l117">117</a></td>
<td class="code"><pre> typedef struct BDF_PropertyRec_</pre></td>
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<td></td>
<td></td>
<td><a name="l118">118</a></td>
<td class="code"><pre> {</pre></td>
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<td></td>
<td></td>
<td><a name="l119">119</a></td>
<td class="code"><pre> BDF_PropertyType type;</pre></td>
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<td></td>
<td><a name="l120">120</a></td>
<td class="code"><pre> union {</pre></td>
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<td></td>
<td><a name="l121">121</a></td>
<td class="code"><pre> const char* atom;</pre></td>
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<td></td>
<td></td>
<td><a name="l122">122</a></td>
<td class="code"><pre> FT_Int32 integer;</pre></td>
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<td></td>
<td></td>
<td><a name="l123">123</a></td>
<td class="code"><pre> FT_UInt32 cardinal;</pre></td>
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<td></td>
<td></td>
<td><a name="l124">124</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l125">125</a></td>
<td class="code"><pre> } u;</pre></td>
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<td></td>
<td></td>
<td><a name="l126">126</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l127">127</a></td>
<td class="code"><pre> } BDF_PropertyRec;</pre></td>
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<td></td>
<td></td>
<td><a name="l128">128</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l129">129</a></td>
<td class="code"><pre> </pre></td>
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<td></td>
<td></td>
<td><a name="l130">130</a></td>
<td class="code"><pre> /**********************************************************************</pre></td>
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<td></td>
<td></td>
<td><a name="l131">131</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td><a name="l132">132</a></td>
<td class="code"><pre> * @function:</pre></td>
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<td></td>
<td></td>
<td><a name="l133">133</a></td>
<td class="code"><pre> * FT_Get_BDF_Charset_ID</pre></td>
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<td></td>
<td></td>
<td><a name="l134">134</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l135">135</a></td>
<td class="code"><pre> * @description:</pre></td>
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<td></td>
<td></td>
<td><a name="l136">136</a></td>
<td class="code"><pre> * Retrieve a BDF font character set identity, according to</pre></td>
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<td></td>
<td></td>
<td><a name="l137">137</a></td>
<td class="code"><pre> * the BDF specification.</pre></td>
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<td></td>
<td></td>
<td><a name="l138">138</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l139">139</a></td>
<td class="code"><pre> * @input:</pre></td>
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<td></td>
<td><a name="l140">140</a></td>
<td class="code"><pre> * face ::</pre></td>
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<td></td>
<td></td>
<td><a name="l141">141</a></td>
<td class="code"><pre> * A handle to the input face.</pre></td>
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<td></td>
<td></td>
<td><a name="l142">142</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td><a name="l143">143</a></td>
<td class="code"><pre> * @output:</pre></td>
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<td></td>
<td><a name="l144">144</a></td>
<td class="code"><pre> * acharset_encoding ::</pre></td>
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<td></td>
<td></td>
<td><a name="l145">145</a></td>
<td class="code"><pre> * Charset encoding, as a C~string, owned by the face.</pre></td>
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<td></td>
<td></td>
<td><a name="l146">146</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td></td>
<td><a name="l147">147</a></td>
<td class="code"><pre> * acharset_registry ::</pre></td>
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<td></td>
<td></td>
<td><a name="l148">148</a></td>
<td class="code"><pre> * Charset registry, as a C~string, owned by the face.</pre></td>
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<td></td>
<td></td>
<td><a name="l149">149</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td><a name="l150">150</a></td>
<td class="code"><pre> * @return:</pre></td>
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<td></td>
<td></td>
<td><a name="l151">151</a></td>
<td class="code"><pre> * FreeType error code. 0~means success.</pre></td>
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<td></td>
<td></td>
<td><a name="l152">152</a></td>
<td class="code"><pre> *</pre></td>
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<td></td>
<td><a name="l153">153</a></td>
<td class="code"><pre> * @note:</pre></td>
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<td></td>
<td></td>
<td><a name="l154">154</a></td>
<td class="code"><pre> * This function only works with BDF faces, returning an error otherwise.</pre></td>
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<td></td>
<td></td>
<td><a name="l155">155</a></td>
<td class="code"><pre> */</pre></td>
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<td><a name="l156">156</a></td>
<td class="code"><pre> FT_EXPORT( FT_Error )</pre></td>
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<td><a name="l157">157</a></td>
<td class="code"><pre> FT_Get_BDF_Charset_ID( FT_Face face,</pre></td>
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<td><a name="l158">158</a></td>
<td class="code"><pre> const char* *acharset_encoding,</pre></td>
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<td><a name="l159">159</a></td>
<td class="code"><pre> const char* *acharset_registry );</pre></td>
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<td><a name="l160">160</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l161">161</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l162">162</a></td>
<td class="code"><pre> /**********************************************************************</pre></td>
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<td><a name="l163">163</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l164">164</a></td>
<td class="code"><pre> * @function:</pre></td>
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<td><a name="l165">165</a></td>
<td class="code"><pre> * FT_Get_BDF_Property</pre></td>
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<td><a name="l166">166</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l167">167</a></td>
<td class="code"><pre> * @description:</pre></td>
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<td></td>
<td><a name="l168">168</a></td>
<td class="code"><pre> * Retrieve a BDF property from a BDF or PCF font file.</pre></td>
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<td><a name="l169">169</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l170">170</a></td>
<td class="code"><pre> * @input:</pre></td>
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<td><a name="l171">171</a></td>
<td class="code"><pre> * face :: A handle to the input face.</pre></td>
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<td><a name="l172">172</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l173">173</a></td>
<td class="code"><pre> * name :: The property name.</pre></td>
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<td><a name="l174">174</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l175">175</a></td>
<td class="code"><pre> * @output:</pre></td>
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<td><a name="l176">176</a></td>
<td class="code"><pre> * aproperty :: The property.</pre></td>
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<td><a name="l177">177</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l178">178</a></td>
<td class="code"><pre> * @return:</pre></td>
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<td><a name="l179">179</a></td>
<td class="code"><pre> * FreeType error code. 0~means success.</pre></td>
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<td><a name="l180">180</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l181">181</a></td>
<td class="code"><pre> * @note:</pre></td>
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<td><a name="l182">182</a></td>
<td class="code"><pre> * This function works with BDF _and_ PCF fonts. It returns an error</pre></td>
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<td><a name="l183">183</a></td>
<td class="code"><pre> * otherwise. It also returns an error if the property is not in the</pre></td>
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<td><a name="l184">184</a></td>
<td class="code"><pre> * font.</pre></td>
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<td><a name="l185">185</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l186">186</a></td>
<td class="code"><pre> * A `property' is a either key-value pair within the STARTPROPERTIES</pre></td>
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<td><a name="l187">187</a></td>
<td class="code"><pre> * ... ENDPROPERTIES block of a BDF font or a key-value pair from the</pre></td>
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<td></td>
<td><a name="l188">188</a></td>
<td class="code"><pre> * `info->props' array within a `FontRec' structure of a PCF font.</pre></td>
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<td><a name="l189">189</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l190">190</a></td>
<td class="code"><pre> * Integer properties are always stored as `signed' within PCF fonts;</pre></td>
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<td><a name="l191">191</a></td>
<td class="code"><pre> * consequently, @BDF_PROPERTY_TYPE_CARDINAL is a possible return value</pre></td>
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<td></td>
<td><a name="l192">192</a></td>
<td class="code"><pre> * for BDF fonts only.</pre></td>
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<td><a name="l193">193</a></td>
<td class="code"><pre> *</pre></td>
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<td><a name="l194">194</a></td>
<td class="code"><pre> * In case of error, `aproperty->type' is always set to</pre></td>
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<td><a name="l195">195</a></td>
<td class="code"><pre> * @BDF_PROPERTY_TYPE_NONE.</pre></td>
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<td><a name="l196">196</a></td>
<td class="code"><pre> */</pre></td>
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<td><a name="l197">197</a></td>
<td class="code"><pre> FT_EXPORT( FT_Error )</pre></td>
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<td><a name="l198">198</a></td>
<td class="code"><pre> FT_Get_BDF_Property( FT_Face face,</pre></td>
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<td><a name="l199">199</a></td>
<td class="code"><pre> const char* prop_name,</pre></td>
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<td><a name="l200">200</a></td>
<td class="code"><pre> BDF_PropertyRec *aproperty );</pre></td>
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<td><a name="l201">201</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l202">202</a></td>
<td class="code"><pre> /* */</pre></td>
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<td><a name="l203">203</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l204">204</a></td>
<td class="code"><pre>FT_END_HEADER</pre></td>
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<td><a name="l205">205</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l206">206</a></td>
<td class="code"><pre>#endif /* __FTBDF_H__ */</pre></td>
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<td><a name="l207">207</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l208">208</a></td>
<td class="code"><pre> </pre></td>
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<td><a name="l209">209</a></td>
<td class="code"><pre>/* END */</Description></Abstract> |