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77 | typedef uint32_t text_t; |
77 | typedef uint32_t text_t; |
78 | #else |
78 | #else |
79 | typedef uint16_t text_t; // saves lots of memory |
79 | typedef uint16_t text_t; // saves lots of memory |
80 | #endif |
80 | #endif |
81 | typedef uint32_t rend_t; |
81 | typedef uint32_t rend_t; |
82 | typedef int32_t tlen_t; // was int16_t, but this result sin smaller code and memory use |
82 | typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use |
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83 | typedef int32_t tlen_t_; // specifically for use in the line_t structure |
83 | |
84 | |
84 | #define LINE_CONT -1 |
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85 | |
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86 | struct line_t { |
85 | struct line_t; |
87 | text_t *t; // terminal the text |
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88 | rend_t *r; // rendition, uses RS_ flags |
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89 | tlen_t l; // length of each text line, LINE_CONT == continued on next line |
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90 | |
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91 | bool is_longer () |
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92 | { |
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93 | return l < 0; |
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94 | } |
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95 | |
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96 | void set_is_longer () |
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97 | { |
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98 | l = LINE_CONT; |
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99 | } |
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100 | |
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101 | void clear () |
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102 | { |
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103 | t = 0; |
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104 | r = 0; |
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105 | l = 0; |
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106 | } |
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107 | }; |
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108 | |
86 | |
109 | /* |
87 | /* |
110 | * terminal limits: |
88 | * terminal limits: |
111 | * |
89 | * |
112 | * width : 1 <= width |
90 | * width : 1 <= width |
113 | * height : 1 <= height |
91 | * height : 1 <= height |
114 | * ncol : 1 <= ncol <= MAX(int16_t) |
92 | * ncol : 1 <= ncol <= MAX(tlen_t) |
115 | * nrow : 1 <= nrow <= MAX(int16_t) |
93 | * nrow : 1 <= nrow <= MAX(int) |
116 | * saveLines : 0 <= saveLines <= MAX(int16_t) |
94 | * saveLines : 0 <= saveLines <= MAX(int) |
117 | * total_rows : nrow + saveLines |
95 | * total_rows : nrow + saveLines |
118 | * nsaved : 0 <= nsaved <= saveLines |
96 | * nsaved : 0 <= nsaved <= saveLines |
119 | * term_start : 0 <= term_start < saveLines |
97 | * term_start : 0 <= term_start < saveLines |
120 | * view_start : 0 <= view_start < saveLines |
98 | * view_start : 0 <= view_start < saveLines |
121 | * |
99 | * |
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252 | #define Opt_secondaryScroll (1UL<<21) |
230 | #define Opt_secondaryScroll (1UL<<21) |
253 | #define Opt_pastableTabs (1UL<<22) |
231 | #define Opt_pastableTabs (1UL<<22) |
254 | #define Opt_cursorUnderline (1UL<<23) |
232 | #define Opt_cursorUnderline (1UL<<23) |
255 | #if ENABLE_FRILLS |
233 | #if ENABLE_FRILLS |
256 | # define Opt_insecure (1UL<<24) // insecure esc sequences |
234 | # define Opt_insecure (1UL<<24) // insecure esc sequences |
257 | # define Opt_borderLess (1UL<<25) // mem borderless hints |
235 | # define Opt_borderLess (1UL<<25) // mwm borderless hints |
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236 | # define Opt_hold (1UL<<26) // hold window open after exit |
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237 | # define Opt_skipBuiltinGlyphs (1UL<<27) // do not use internal glyphs |
258 | #else |
238 | #else |
259 | # define Opt_insecure 0 |
239 | # define Opt_insecure 0 |
260 | # define Opt_borderLess 0 |
240 | # define Opt_borderLess 0 |
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241 | # define Opt_hold 0 |
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242 | # define Opt_skipBuiltinGlyphs 0 |
261 | #endif |
243 | #endif |
262 | /* place holder used for parsing command-line options */ |
244 | #if ENABLE_STYLES |
263 | #define Opt_Reverse (1UL<<30) |
245 | # define Opt_intensityStyles (1UL<<28) // font styles imply intensity |
264 | #define Opt_Boolean (1UL<<31) |
246 | #else |
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247 | # define Opt_intensityStyles 0 |
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248 | #endif |
265 | |
249 | |
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250 | #define SET_OPTION(opt) (options |= (opt)) |
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251 | #define CLR_OPTION(opt) (options &= ~(opt)) |
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252 | #define OPTION(opt) (options & (opt)) |
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253 | #define OPTION_R(opt) (r->options & (opt)) |
266 | #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ |
254 | #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ |
267 | | Opt_jumpScroll | Opt_secondaryScreen \ |
255 | | Opt_jumpScroll | Opt_secondaryScreen \ |
268 | | Opt_pastableTabs) |
256 | | Opt_pastableTabs | Opt_intensityStyles) |
269 | |
257 | |
270 | /* ------------------------------------------------------------------------- */ |
258 | /* ------------------------------------------------------------------------- */ |
271 | |
259 | |
272 | typedef struct { |
260 | typedef struct { |
273 | short state; |
261 | short state; |