Mercurial > vim
annotate src/libvterm/src/termscreen.c @ 15195:16b2f2db6f28 v8.1.0607
patch 8.1.0607: proto files are not in sync with the source code
commit https://github.com/vim/vim/commit/c447d8d33f695a83fefe4e47334b41c32874c3c5
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Dec 18 21:56:28 2018 +0100
patch 8.1.0607: proto files are not in sync with the source code
Problem: Proto files are not in sync with the source code.
Solution: Update the proto files.
author | Bram Moolenaar <Bram@vim.org> |
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date | Tue, 18 Dec 2018 22:00:07 +0100 |
parents | 2c72fa16aa70 |
children | 544490b69e1d |
rev | line source |
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14734
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1 #include "vterm_internal.h" |
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2 |
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3 #include <stdio.h> |
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4 #include <string.h> |
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5 |
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6 #include "rect.h" |
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7 #include "utf8.h" |
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8 |
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9 #define UNICODE_SPACE 0x20 |
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10 #define UNICODE_LINEFEED 0x0a |
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11 |
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12 /* State of the pen at some moment in time, also used in a cell */ |
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13 typedef struct |
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14 { |
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15 /* After the bitfield */ |
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16 VTermColor fg, bg; |
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17 |
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18 unsigned int bold : 1; |
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19 unsigned int underline : 2; |
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20 unsigned int italic : 1; |
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21 unsigned int blink : 1; |
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22 unsigned int reverse : 1; |
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23 unsigned int strike : 1; |
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24 unsigned int font : 4; /* 0 to 9 */ |
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25 |
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26 /* Extra state storage that isn't strictly pen-related */ |
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27 unsigned int protected_cell : 1; |
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28 unsigned int dwl : 1; /* on a DECDWL or DECDHL line */ |
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29 unsigned int dhl : 2; /* on a DECDHL line (1=top 2=bottom) */ |
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30 } ScreenPen; |
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31 |
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32 /* Internal representation of a screen cell */ |
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33 typedef struct |
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34 { |
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35 uint32_t chars[VTERM_MAX_CHARS_PER_CELL]; |
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36 ScreenPen pen; |
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37 } ScreenCell; |
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38 |
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39 static int vterm_screen_set_cell(VTermScreen *screen, VTermPos pos, const VTermScreenCell *cell); |
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40 |
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41 struct VTermScreen |
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42 { |
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43 VTerm *vt; |
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44 VTermState *state; |
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45 |
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46 const VTermScreenCallbacks *callbacks; |
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47 void *cbdata; |
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48 |
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49 VTermDamageSize damage_merge; |
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50 /* start_row == -1 => no damage */ |
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51 VTermRect damaged; |
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52 VTermRect pending_scrollrect; |
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53 int pending_scroll_downward, pending_scroll_rightward; |
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54 |
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55 int rows; |
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56 int cols; |
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57 int global_reverse; |
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58 |
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59 /* Primary and Altscreen. buffers[1] is lazily allocated as needed */ |
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60 ScreenCell *buffers[2]; |
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61 |
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62 /* buffer will == buffers[0] or buffers[1], depending on altscreen */ |
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63 ScreenCell *buffer; |
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64 |
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65 /* buffer for a single screen row used in scrollback storage callbacks */ |
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66 VTermScreenCell *sb_buffer; |
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67 |
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68 ScreenPen pen; |
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69 }; |
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70 |
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71 static ScreenCell *getcell(const VTermScreen *screen, int row, int col) |
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72 { |
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73 if(row < 0 || row >= screen->rows) |
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74 return NULL; |
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75 if(col < 0 || col >= screen->cols) |
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76 return NULL; |
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77 return screen->buffer + (screen->cols * row) + col; |
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78 } |
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79 |
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80 static ScreenCell *realloc_buffer(VTermScreen *screen, ScreenCell *buffer, int new_rows, int new_cols) |
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81 { |
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82 ScreenCell *new_buffer = vterm_allocator_malloc(screen->vt, sizeof(ScreenCell) * new_rows * new_cols); |
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83 int row, col; |
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84 |
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85 for(row = 0; row < new_rows; row++) { |
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86 for(col = 0; col < new_cols; col++) { |
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87 ScreenCell *new_cell = new_buffer + row*new_cols + col; |
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88 |
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89 if(buffer && row < screen->rows && col < screen->cols) |
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90 *new_cell = buffer[row * screen->cols + col]; |
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91 else { |
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92 new_cell->chars[0] = 0; |
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93 new_cell->pen = screen->pen; |
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94 } |
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95 } |
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96 } |
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97 |
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98 if(buffer) |
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99 vterm_allocator_free(screen->vt, buffer); |
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100 |
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101 return new_buffer; |
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102 } |
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103 |
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104 static void damagerect(VTermScreen *screen, VTermRect rect) |
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105 { |
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106 VTermRect emit; |
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107 |
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108 switch(screen->damage_merge) { |
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109 case VTERM_DAMAGE_CELL: |
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110 /* Always emit damage event */ |
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111 emit = rect; |
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112 break; |
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113 |
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114 case VTERM_DAMAGE_ROW: |
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115 /* Emit damage longer than one row. Try to merge with existing damage in |
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116 * the same row */ |
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117 if(rect.end_row > rect.start_row + 1) { |
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118 // Bigger than 1 line - flush existing, emit this |
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119 vterm_screen_flush_damage(screen); |
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120 emit = rect; |
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121 } |
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122 else if(screen->damaged.start_row == -1) { |
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123 // None stored yet |
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124 screen->damaged = rect; |
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125 return; |
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126 } |
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127 else if(rect.start_row == screen->damaged.start_row) { |
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128 // Merge with the stored line |
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129 if(screen->damaged.start_col > rect.start_col) |
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130 screen->damaged.start_col = rect.start_col; |
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131 if(screen->damaged.end_col < rect.end_col) |
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132 screen->damaged.end_col = rect.end_col; |
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133 return; |
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134 } |
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135 else { |
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136 // Emit the currently stored line, store a new one |
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137 emit = screen->damaged; |
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138 screen->damaged = rect; |
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139 } |
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140 break; |
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141 |
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142 case VTERM_DAMAGE_SCREEN: |
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143 case VTERM_DAMAGE_SCROLL: |
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144 /* Never emit damage event */ |
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145 if(screen->damaged.start_row == -1) |
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146 screen->damaged = rect; |
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147 else { |
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148 rect_expand(&screen->damaged, &rect); |
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149 } |
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150 return; |
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151 |
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152 default: |
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153 DEBUG_LOG1("TODO: Maybe merge damage for level %d\n", screen->damage_merge); |
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154 return; |
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155 } |
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156 |
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157 if(screen->callbacks && screen->callbacks->damage) |
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158 (*screen->callbacks->damage)(emit, screen->cbdata); |
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159 } |
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160 |
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161 static void damagescreen(VTermScreen *screen) |
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162 { |
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163 VTermRect rect = {0,0,0,0}; |
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164 rect.end_row = screen->rows; |
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165 rect.end_col = screen->cols; |
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166 |
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167 damagerect(screen, rect); |
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168 } |
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169 |
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170 static int putglyph(VTermGlyphInfo *info, VTermPos pos, void *user) |
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171 { |
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172 int i; |
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173 int col; |
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174 VTermRect rect; |
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175 |
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176 VTermScreen *screen = user; |
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177 ScreenCell *cell = getcell(screen, pos.row, pos.col); |
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178 |
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179 if(!cell) |
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180 return 0; |
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181 |
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182 for(i = 0; i < VTERM_MAX_CHARS_PER_CELL && info->chars[i]; i++) { |
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183 cell->chars[i] = info->chars[i]; |
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184 cell->pen = screen->pen; |
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185 } |
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186 if(i < VTERM_MAX_CHARS_PER_CELL) |
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187 cell->chars[i] = 0; |
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188 |
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189 for(col = 1; col < info->width; col++) |
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190 getcell(screen, pos.row, pos.col + col)->chars[0] = (uint32_t)-1; |
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191 |
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192 rect.start_row = pos.row; |
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193 rect.end_row = pos.row+1; |
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194 rect.start_col = pos.col; |
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195 rect.end_col = pos.col+info->width; |
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196 |
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197 cell->pen.protected_cell = info->protected_cell; |
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198 cell->pen.dwl = info->dwl; |
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199 cell->pen.dhl = info->dhl; |
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200 |
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201 damagerect(screen, rect); |
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202 |
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203 return 1; |
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204 } |
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205 |
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206 static int moverect_internal(VTermRect dest, VTermRect src, void *user) |
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207 { |
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208 VTermScreen *screen = user; |
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209 |
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210 if(screen->callbacks && screen->callbacks->sb_pushline && |
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211 dest.start_row == 0 && dest.start_col == 0 && // starts top-left corner |
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212 dest.end_col == screen->cols && // full width |
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213 screen->buffer == screen->buffers[0]) { // not altscreen |
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214 VTermPos pos; |
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215 for(pos.row = 0; pos.row < src.start_row; pos.row++) { |
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216 for(pos.col = 0; pos.col < screen->cols; pos.col++) |
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217 (void)vterm_screen_get_cell(screen, pos, screen->sb_buffer + pos.col); |
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218 |
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219 (screen->callbacks->sb_pushline)(screen->cols, screen->sb_buffer, screen->cbdata); |
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220 } |
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221 } |
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222 |
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223 { |
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224 int cols = src.end_col - src.start_col; |
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225 int downward = src.start_row - dest.start_row; |
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226 int init_row, test_row, inc_row; |
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227 int row; |
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228 |
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229 if(downward < 0) { |
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230 init_row = dest.end_row - 1; |
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231 test_row = dest.start_row - 1; |
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232 inc_row = -1; |
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233 } |
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234 else { |
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235 init_row = dest.start_row; |
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236 test_row = dest.end_row; |
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237 inc_row = +1; |
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238 } |
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239 |
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240 for(row = init_row; row != test_row; row += inc_row) |
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241 memmove(getcell(screen, row, dest.start_col), |
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242 getcell(screen, row + downward, src.start_col), |
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243 cols * sizeof(ScreenCell)); |
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244 } |
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245 |
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246 return 1; |
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247 } |
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248 |
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249 static int moverect_user(VTermRect dest, VTermRect src, void *user) |
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250 { |
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251 VTermScreen *screen = user; |
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252 |
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253 if(screen->callbacks && screen->callbacks->moverect) { |
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254 if(screen->damage_merge != VTERM_DAMAGE_SCROLL) |
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255 // Avoid an infinite loop |
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256 vterm_screen_flush_damage(screen); |
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257 |
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258 if((*screen->callbacks->moverect)(dest, src, screen->cbdata)) |
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259 return 1; |
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260 } |
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261 |
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262 damagerect(screen, dest); |
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263 |
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264 return 1; |
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265 } |
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266 |
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267 static int erase_internal(VTermRect rect, int selective, void *user) |
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268 { |
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269 VTermScreen *screen = user; |
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270 int row, col; |
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271 |
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272 for(row = rect.start_row; row < screen->state->rows && row < rect.end_row; row++) { |
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273 const VTermLineInfo *info = vterm_state_get_lineinfo(screen->state, row); |
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274 |
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275 for(col = rect.start_col; col < rect.end_col; col++) { |
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276 ScreenCell *cell = getcell(screen, row, col); |
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277 |
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278 if(selective && cell->pen.protected_cell) |
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279 continue; |
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280 |
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281 cell->chars[0] = 0; |
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282 cell->pen = screen->pen; |
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283 cell->pen.dwl = info->doublewidth; |
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284 cell->pen.dhl = info->doubleheight; |
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285 } |
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286 } |
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287 |
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288 return 1; |
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289 } |
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290 |
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291 static int erase_user(VTermRect rect, int selective UNUSED, void *user) |
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292 { |
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293 VTermScreen *screen = user; |
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294 |
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295 damagerect(screen, rect); |
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296 |
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297 return 1; |
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298 } |
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299 |
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300 static int erase(VTermRect rect, int selective, void *user) |
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301 { |
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302 erase_internal(rect, selective, user); |
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303 return erase_user(rect, 0, user); |
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304 } |
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305 |
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306 static int scrollrect(VTermRect rect, int downward, int rightward, void *user) |
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307 { |
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308 VTermScreen *screen = user; |
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309 |
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310 if(screen->damage_merge != VTERM_DAMAGE_SCROLL) { |
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311 vterm_scroll_rect(rect, downward, rightward, |
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312 moverect_internal, erase_internal, screen); |
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313 |
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314 vterm_screen_flush_damage(screen); |
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315 |
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316 vterm_scroll_rect(rect, downward, rightward, |
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317 moverect_user, erase_user, screen); |
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318 |
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319 return 1; |
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320 } |
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321 |
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322 if(screen->damaged.start_row != -1 && |
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323 !rect_intersects(&rect, &screen->damaged)) { |
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324 vterm_screen_flush_damage(screen); |
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325 } |
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326 |
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327 if(screen->pending_scrollrect.start_row == -1) { |
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328 screen->pending_scrollrect = rect; |
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329 screen->pending_scroll_downward = downward; |
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330 screen->pending_scroll_rightward = rightward; |
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331 } |
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332 else if(rect_equal(&screen->pending_scrollrect, &rect) && |
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333 ((screen->pending_scroll_downward == 0 && downward == 0) || |
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334 (screen->pending_scroll_rightward == 0 && rightward == 0))) { |
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335 screen->pending_scroll_downward += downward; |
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336 screen->pending_scroll_rightward += rightward; |
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337 } |
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338 else { |
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339 vterm_screen_flush_damage(screen); |
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340 |
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341 screen->pending_scrollrect = rect; |
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342 screen->pending_scroll_downward = downward; |
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343 screen->pending_scroll_rightward = rightward; |
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344 } |
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345 |
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346 vterm_scroll_rect(rect, downward, rightward, |
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347 moverect_internal, erase_internal, screen); |
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348 |
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349 if(screen->damaged.start_row == -1) |
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350 return 1; |
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351 |
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352 if(rect_contains(&rect, &screen->damaged)) { |
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353 /* Scroll region entirely contains the damage; just move it */ |
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354 vterm_rect_move(&screen->damaged, -downward, -rightward); |
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355 rect_clip(&screen->damaged, &rect); |
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356 } |
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357 /* There are a number of possible cases here, but lets restrict this to only |
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358 * the common case where we might actually gain some performance by |
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359 * optimising it. Namely, a vertical scroll that neatly cuts the damage |
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360 * region in half. |
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361 */ |
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362 else if(rect.start_col <= screen->damaged.start_col && |
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363 rect.end_col >= screen->damaged.end_col && |
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364 rightward == 0) { |
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365 if(screen->damaged.start_row >= rect.start_row && |
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366 screen->damaged.start_row < rect.end_row) { |
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367 screen->damaged.start_row -= downward; |
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368 if(screen->damaged.start_row < rect.start_row) |
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369 screen->damaged.start_row = rect.start_row; |
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370 if(screen->damaged.start_row > rect.end_row) |
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371 screen->damaged.start_row = rect.end_row; |
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372 } |
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373 if(screen->damaged.end_row >= rect.start_row && |
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374 screen->damaged.end_row < rect.end_row) { |
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375 screen->damaged.end_row -= downward; |
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376 if(screen->damaged.end_row < rect.start_row) |
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377 screen->damaged.end_row = rect.start_row; |
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378 if(screen->damaged.end_row > rect.end_row) |
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379 screen->damaged.end_row = rect.end_row; |
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380 } |
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381 } |
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382 else { |
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383 DEBUG_LOG2("TODO: Just flush and redo damaged=" STRFrect " rect=" STRFrect "\n", |
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384 ARGSrect(screen->damaged), ARGSrect(rect)); |
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385 } |
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386 |
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|
387 return 1; |
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|
388 } |
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|
389 |
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|
390 static int movecursor(VTermPos pos, VTermPos oldpos, int visible, void *user) |
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|
391 { |
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|
392 VTermScreen *screen = user; |
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changeset
|
393 |
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|
394 if(screen->callbacks && screen->callbacks->movecursor) |
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395 return (*screen->callbacks->movecursor)(pos, oldpos, visible, screen->cbdata); |
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|
396 |
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|
397 return 0; |
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|
398 } |
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diff
changeset
|
399 |
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|
400 static int setpenattr(VTermAttr attr, VTermValue *val, void *user) |
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|
401 { |
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|
402 VTermScreen *screen = user; |
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changeset
|
403 |
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changeset
|
404 switch(attr) { |
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|
405 case VTERM_ATTR_BOLD: |
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|
406 screen->pen.bold = val->boolean; |
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|
407 return 1; |
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|
408 case VTERM_ATTR_UNDERLINE: |
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|
409 screen->pen.underline = val->number; |
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|
410 return 1; |
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|
411 case VTERM_ATTR_ITALIC: |
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|
412 screen->pen.italic = val->boolean; |
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|
413 return 1; |
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|
414 case VTERM_ATTR_BLINK: |
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|
415 screen->pen.blink = val->boolean; |
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|
416 return 1; |
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|
417 case VTERM_ATTR_REVERSE: |
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|
418 screen->pen.reverse = val->boolean; |
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419 return 1; |
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420 case VTERM_ATTR_STRIKE: |
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421 screen->pen.strike = val->boolean; |
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|
422 return 1; |
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|
423 case VTERM_ATTR_FONT: |
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|
424 screen->pen.font = val->number; |
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|
425 return 1; |
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|
426 case VTERM_ATTR_FOREGROUND: |
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|
427 screen->pen.fg = val->color; |
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|
428 return 1; |
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|
429 case VTERM_ATTR_BACKGROUND: |
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|
430 screen->pen.bg = val->color; |
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|
431 return 1; |
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|
432 |
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|
433 case VTERM_N_ATTRS: |
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|
434 return 0; |
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|
435 } |
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changeset
|
436 |
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|
437 return 0; |
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|
438 } |
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changeset
|
439 |
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|
440 static int settermprop(VTermProp prop, VTermValue *val, void *user) |
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441 { |
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|
442 VTermScreen *screen = user; |
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|
443 |
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|
444 switch(prop) { |
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|
445 case VTERM_PROP_ALTSCREEN: |
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446 if(val->boolean && !screen->buffers[1]) |
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|
447 return 0; |
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changeset
|
448 |
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|
449 screen->buffer = val->boolean ? screen->buffers[1] : screen->buffers[0]; |
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450 /* only send a damage event on disable; because during enable there's an |
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|
451 * erase that sends a damage anyway |
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|
452 */ |
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|
453 if(!val->boolean) |
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changeset
|
454 damagescreen(screen); |
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changeset
|
455 break; |
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|
456 case VTERM_PROP_REVERSE: |
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|
457 screen->global_reverse = val->boolean; |
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changeset
|
458 damagescreen(screen); |
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changeset
|
459 break; |
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diff
changeset
|
460 default: |
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|
461 ; /* ignore */ |
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changeset
|
462 } |
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parents:
diff
changeset
|
463 |
2c72fa16aa70
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changeset
|
464 if(screen->callbacks && screen->callbacks->settermprop) |
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|
465 return (*screen->callbacks->settermprop)(prop, val, screen->cbdata); |
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changeset
|
466 |
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changeset
|
467 return 1; |
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parents:
diff
changeset
|
468 } |
2c72fa16aa70
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diff
changeset
|
469 |
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changeset
|
470 static int bell(void *user) |
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diff
changeset
|
471 { |
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changeset
|
472 VTermScreen *screen = user; |
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parents:
diff
changeset
|
473 |
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changeset
|
474 if(screen->callbacks && screen->callbacks->bell) |
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changeset
|
475 return (*screen->callbacks->bell)(screen->cbdata); |
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changeset
|
476 |
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parents:
diff
changeset
|
477 return 0; |
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parents:
diff
changeset
|
478 } |
2c72fa16aa70
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parents:
diff
changeset
|
479 |
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changeset
|
480 static int resize(int new_rows, int new_cols, VTermPos *delta, void *user) |
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changeset
|
481 { |
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changeset
|
482 VTermScreen *screen = user; |
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changeset
|
483 |
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changeset
|
484 int is_altscreen = (screen->buffers[1] && screen->buffer == screen->buffers[1]); |
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diff
changeset
|
485 |
2c72fa16aa70
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changeset
|
486 int old_rows = screen->rows; |
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changeset
|
487 int old_cols = screen->cols; |
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changeset
|
488 int first_blank_row; |
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diff
changeset
|
489 |
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changeset
|
490 if(!is_altscreen && new_rows < old_rows) { |
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changeset
|
491 // Fewer rows - determine if we're going to scroll at all, and if so, push |
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changeset
|
492 // those lines to scrollback |
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changeset
|
493 VTermPos pos = { 0, 0 }; |
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Christian Brabandt <cb@256bit.org>
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changeset
|
494 VTermPos cursor = screen->state->pos; |
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diff
changeset
|
495 // Find the first blank row after the cursor. |
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changeset
|
496 for(pos.row = old_rows - 1; pos.row >= new_rows; pos.row--) |
2c72fa16aa70
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changeset
|
497 if(!vterm_screen_is_eol(screen, pos) || cursor.row == pos.row) |
2c72fa16aa70
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parents:
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changeset
|
498 break; |
2c72fa16aa70
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parents:
diff
changeset
|
499 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
500 first_blank_row = pos.row + 1; |
2c72fa16aa70
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parents:
diff
changeset
|
501 if(first_blank_row > new_rows) { |
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parents:
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changeset
|
502 VTermRect rect = {0,0,0,0}; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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changeset
|
503 rect.end_row = old_rows; |
2c72fa16aa70
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parents:
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changeset
|
504 rect.end_col = old_cols; |
2c72fa16aa70
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diff
changeset
|
505 scrollrect(rect, first_blank_row - new_rows, 0, user); |
2c72fa16aa70
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diff
changeset
|
506 vterm_screen_flush_damage(screen); |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
507 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
508 delta->row -= first_blank_row - new_rows; |
2c72fa16aa70
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parents:
diff
changeset
|
509 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
510 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
511 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
512 screen->buffers[0] = realloc_buffer(screen, screen->buffers[0], new_rows, new_cols); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
513 if(screen->buffers[1]) |
2c72fa16aa70
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diff
changeset
|
514 screen->buffers[1] = realloc_buffer(screen, screen->buffers[1], new_rows, new_cols); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
515 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
516 screen->buffer = is_altscreen ? screen->buffers[1] : screen->buffers[0]; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
517 |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
518 screen->rows = new_rows; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
519 screen->cols = new_cols; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
520 |
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
521 if(screen->sb_buffer) |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
522 vterm_allocator_free(screen->vt, screen->sb_buffer); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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|
523 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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524 screen->sb_buffer = vterm_allocator_malloc(screen->vt, sizeof(VTermScreenCell) * new_cols); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
525 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
526 if(new_cols > old_cols) { |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
527 VTermRect rect; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
528 rect.start_row = 0; |
2c72fa16aa70
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parents:
diff
changeset
|
529 rect.end_row = old_rows; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
530 rect.start_col = old_cols; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
531 rect.end_col = new_cols; |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
532 damagerect(screen, rect); |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
533 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
534 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
535 if(new_rows > old_rows) { |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
536 if(!is_altscreen && screen->callbacks && screen->callbacks->sb_popline) { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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|
537 int rows = new_rows - old_rows; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
538 while(rows) { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
539 VTermRect rect = {0,0,0,0}; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
540 VTermPos pos = { 0, 0 }; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
541 if(!(screen->callbacks->sb_popline(screen->cols, screen->sb_buffer, screen->cbdata))) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
542 break; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
543 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
544 rect.end_row = screen->rows; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
545 rect.end_col = screen->cols; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
546 scrollrect(rect, -1, 0, user); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
547 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
548 for(pos.col = 0; pos.col < screen->cols; pos.col += screen->sb_buffer[pos.col].width) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
549 vterm_screen_set_cell(screen, pos, screen->sb_buffer + pos.col); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
550 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
551 rect.end_row = 1; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
552 damagerect(screen, rect); |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
553 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
554 vterm_screen_flush_damage(screen); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
555 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
556 rows--; |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
557 delta->row++; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
558 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
559 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
560 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
561 { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
562 VTermRect rect; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
563 rect.start_row = old_rows; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
564 rect.end_row = new_rows; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
565 rect.start_col = 0; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
566 rect.end_col = new_cols; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
567 damagerect(screen, rect); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
568 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
569 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
570 |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
571 if(screen->callbacks && screen->callbacks->resize) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
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572 return (*screen->callbacks->resize)(new_rows, new_cols, screen->cbdata); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
573 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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changeset
|
574 return 1; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
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|
575 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
576 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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|
577 static int setlineinfo(int row, const VTermLineInfo *newinfo, const VTermLineInfo *oldinfo, void *user) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
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|
578 { |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
579 VTermScreen *screen = user; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
580 int col; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
581 VTermRect rect; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
582 |
2c72fa16aa70
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parents:
diff
changeset
|
583 if(newinfo->doublewidth != oldinfo->doublewidth || |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
584 newinfo->doubleheight != oldinfo->doubleheight) { |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
585 for(col = 0; col < screen->cols; col++) { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
586 ScreenCell *cell = getcell(screen, row, col); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
587 cell->pen.dwl = newinfo->doublewidth; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
588 cell->pen.dhl = newinfo->doubleheight; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
589 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
590 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
591 rect.start_row = row; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
592 rect.end_row = row + 1; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
593 rect.start_col = 0; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
594 rect.end_col = newinfo->doublewidth ? screen->cols / 2 : screen->cols; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
595 damagerect(screen, rect); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
596 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
597 if(newinfo->doublewidth) { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
598 rect.start_col = screen->cols / 2; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
599 rect.end_col = screen->cols; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
600 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
601 erase_internal(rect, 0, user); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
602 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
603 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
604 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
605 return 1; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
606 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
607 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
608 static VTermStateCallbacks state_cbs = { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
609 &putglyph, /* putglyph */ |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
610 &movecursor, /* movecursor */ |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
611 &scrollrect, /* scrollrect */ |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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changeset
|
612 NULL, /* moverect */ |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
613 &erase, /* erase */ |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
614 NULL, /* initpen */ |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
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changeset
|
615 &setpenattr, /* setpenattr */ |
2c72fa16aa70
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|
616 &settermprop, /* settermprop */ |
2c72fa16aa70
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changeset
|
617 &bell, /* bell */ |
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changeset
|
618 &resize, /* resize */ |
2c72fa16aa70
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parents:
diff
changeset
|
619 &setlineinfo /* setlineinfo */ |
2c72fa16aa70
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diff
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|
620 }; |
2c72fa16aa70
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parents:
diff
changeset
|
621 |
2c72fa16aa70
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parents:
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changeset
|
622 static VTermScreen *screen_new(VTerm *vt) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
623 { |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
624 VTermState *state = vterm_obtain_state(vt); |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
625 VTermScreen *screen; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
626 int rows, cols; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
627 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
628 if(!state) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
629 return NULL; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
630 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
631 screen = vterm_allocator_malloc(vt, sizeof(VTermScreen)); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
632 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
633 vterm_get_size(vt, &rows, &cols); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
634 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
635 screen->vt = vt; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
636 screen->state = state; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
637 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
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changeset
|
638 screen->damage_merge = VTERM_DAMAGE_CELL; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
639 screen->damaged.start_row = -1; |
2c72fa16aa70
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parents:
diff
changeset
|
640 screen->pending_scrollrect.start_row = -1; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
641 |
2c72fa16aa70
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parents:
diff
changeset
|
642 screen->rows = rows; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
643 screen->cols = cols; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
644 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
645 screen->callbacks = NULL; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
646 screen->cbdata = NULL; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
647 |
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648 screen->buffers[0] = realloc_buffer(screen, NULL, rows, cols); |
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649 |
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650 screen->buffer = screen->buffers[0]; |
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651 |
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652 screen->sb_buffer = vterm_allocator_malloc(screen->vt, sizeof(VTermScreenCell) * cols); |
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653 |
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654 vterm_state_set_callbacks(screen->state, &state_cbs, screen); |
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655 |
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656 return screen; |
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657 } |
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658 |
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659 INTERNAL void vterm_screen_free(VTermScreen *screen) |
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660 { |
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661 vterm_allocator_free(screen->vt, screen->buffers[0]); |
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662 if(screen->buffers[1]) |
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663 vterm_allocator_free(screen->vt, screen->buffers[1]); |
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664 |
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665 vterm_allocator_free(screen->vt, screen->sb_buffer); |
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666 |
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667 vterm_allocator_free(screen->vt, screen); |
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668 } |
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669 |
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670 void vterm_screen_reset(VTermScreen *screen, int hard) |
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671 { |
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672 screen->damaged.start_row = -1; |
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673 screen->pending_scrollrect.start_row = -1; |
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674 vterm_state_reset(screen->state, hard); |
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675 vterm_screen_flush_damage(screen); |
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676 } |
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|
677 |
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678 static size_t _get_chars(const VTermScreen *screen, const int utf8, void *buffer, size_t len, const VTermRect rect) |
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679 { |
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680 size_t outpos = 0; |
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681 int padding = 0; |
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682 int row, col; |
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683 |
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684 #define PUT(c) \ |
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685 if(utf8) { \ |
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686 size_t thislen = utf8_seqlen(c); \ |
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687 if(buffer && outpos + thislen <= len) \ |
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688 outpos += fill_utf8((c), (char *)buffer + outpos); \ |
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689 else \ |
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690 outpos += thislen; \ |
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|
691 } \ |
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692 else { \ |
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693 if(buffer && outpos + 1 <= len) \ |
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|
694 ((uint32_t*)buffer)[outpos++] = (c); \ |
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|
695 else \ |
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|
696 outpos++; \ |
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|
697 } |
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|
698 |
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699 for(row = rect.start_row; row < rect.end_row; row++) { |
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700 for(col = rect.start_col; col < rect.end_col; col++) { |
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|
701 ScreenCell *cell = getcell(screen, row, col); |
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|
702 int i; |
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|
703 |
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|
704 if(cell->chars[0] == 0) |
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|
705 // Erased cell, might need a space |
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changeset
|
706 padding++; |
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diff
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|
707 else if(cell->chars[0] == (uint32_t)-1) |
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|
708 // Gap behind a double-width char, do nothing |
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diff
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|
709 ; |
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|
710 else { |
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diff
changeset
|
711 while(padding) { |
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diff
changeset
|
712 PUT(UNICODE_SPACE); |
2c72fa16aa70
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|
713 padding--; |
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|
714 } |
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parents:
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|
715 for(i = 0; i < VTERM_MAX_CHARS_PER_CELL && cell->chars[i]; i++) { |
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
716 PUT(cell->chars[i]); |
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diff
changeset
|
717 } |
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diff
changeset
|
718 } |
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diff
changeset
|
719 } |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
720 |
2c72fa16aa70
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parents:
diff
changeset
|
721 if(row < rect.end_row - 1) { |
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parents:
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changeset
|
722 PUT(UNICODE_LINEFEED); |
2c72fa16aa70
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parents:
diff
changeset
|
723 padding = 0; |
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parents:
diff
changeset
|
724 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
725 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
726 |
2c72fa16aa70
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parents:
diff
changeset
|
727 return outpos; |
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parents:
diff
changeset
|
728 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
729 |
2c72fa16aa70
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parents:
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changeset
|
730 size_t vterm_screen_get_chars(const VTermScreen *screen, uint32_t *chars, size_t len, const VTermRect rect) |
2c72fa16aa70
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diff
changeset
|
731 { |
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diff
changeset
|
732 return _get_chars(screen, 0, chars, len, rect); |
2c72fa16aa70
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parents:
diff
changeset
|
733 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
734 |
2c72fa16aa70
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diff
changeset
|
735 size_t vterm_screen_get_text(const VTermScreen *screen, char *str, size_t len, const VTermRect rect) |
2c72fa16aa70
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changeset
|
736 { |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
737 return _get_chars(screen, 1, str, len, rect); |
2c72fa16aa70
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diff
changeset
|
738 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
739 |
2c72fa16aa70
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diff
changeset
|
740 /* Copy internal to external representation of a screen cell */ |
2c72fa16aa70
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parents:
diff
changeset
|
741 int vterm_screen_get_cell(const VTermScreen *screen, VTermPos pos, VTermScreenCell *cell) |
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changeset
|
742 { |
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diff
changeset
|
743 ScreenCell *intcell = getcell(screen, pos.row, pos.col); |
2c72fa16aa70
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parents:
diff
changeset
|
744 int i; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
745 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
746 if(!intcell) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
747 return 0; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
748 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
749 for(i = 0; ; i++) { |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
750 cell->chars[i] = intcell->chars[i]; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
751 if(!intcell->chars[i]) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
752 break; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
753 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
754 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
755 cell->attrs.bold = intcell->pen.bold; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
756 cell->attrs.underline = intcell->pen.underline; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
757 cell->attrs.italic = intcell->pen.italic; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
758 cell->attrs.blink = intcell->pen.blink; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
759 cell->attrs.reverse = intcell->pen.reverse ^ screen->global_reverse; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
760 cell->attrs.strike = intcell->pen.strike; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
761 cell->attrs.font = intcell->pen.font; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
762 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
763 cell->attrs.dwl = intcell->pen.dwl; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
764 cell->attrs.dhl = intcell->pen.dhl; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
765 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
766 cell->fg = intcell->pen.fg; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
767 cell->bg = intcell->pen.bg; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
768 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
769 if(pos.col < (screen->cols - 1) && |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
770 getcell(screen, pos.row, pos.col + 1)->chars[0] == (uint32_t)-1) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
771 cell->width = 2; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
772 else |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
773 cell->width = 1; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
774 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
775 return 1; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
776 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
777 |
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parents:
diff
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|
778 /* Copy external to internal representation of a screen cell */ |
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changeset
|
779 /* static because it's only used internally for sb_popline during resize */ |
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parents:
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780 static int vterm_screen_set_cell(VTermScreen *screen, VTermPos pos, const VTermScreenCell *cell) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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|
781 { |
2c72fa16aa70
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|
782 ScreenCell *intcell = getcell(screen, pos.row, pos.col); |
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diff
changeset
|
783 int i; |
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parents:
diff
changeset
|
784 |
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parents:
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changeset
|
785 if(!intcell) |
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changeset
|
786 return 0; |
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parents:
diff
changeset
|
787 |
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|
788 for(i = 0; ; i++) { |
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parents:
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|
789 intcell->chars[i] = cell->chars[i]; |
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parents:
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changeset
|
790 if(!cell->chars[i]) |
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parents:
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|
791 break; |
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|
792 } |
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parents:
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changeset
|
793 |
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changeset
|
794 intcell->pen.bold = cell->attrs.bold; |
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parents:
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|
795 intcell->pen.underline = cell->attrs.underline; |
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parents:
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changeset
|
796 intcell->pen.italic = cell->attrs.italic; |
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|
797 intcell->pen.blink = cell->attrs.blink; |
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|
798 intcell->pen.reverse = cell->attrs.reverse ^ screen->global_reverse; |
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parents:
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|
799 intcell->pen.strike = cell->attrs.strike; |
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Christian Brabandt <cb@256bit.org>
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|
800 intcell->pen.font = cell->attrs.font; |
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changeset
|
801 |
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changeset
|
802 intcell->pen.fg = cell->fg; |
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|
803 intcell->pen.bg = cell->bg; |
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parents:
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changeset
|
804 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
805 if(cell->width == 2) |
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Christian Brabandt <cb@256bit.org>
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changeset
|
806 getcell(screen, pos.row, pos.col + 1)->chars[0] = (uint32_t)-1; |
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parents:
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changeset
|
807 |
2c72fa16aa70
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parents:
diff
changeset
|
808 return 1; |
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diff
changeset
|
809 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
810 |
2c72fa16aa70
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parents:
diff
changeset
|
811 int vterm_screen_is_eol(const VTermScreen *screen, VTermPos pos) |
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Christian Brabandt <cb@256bit.org>
parents:
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|
812 { |
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
813 /* This cell is EOL if this and every cell to the right is black */ |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
814 for(; pos.col < screen->cols; pos.col++) { |
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parents:
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changeset
|
815 ScreenCell *cell = getcell(screen, pos.row, pos.col); |
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parents:
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|
816 if(cell->chars[0] != 0) |
2c72fa16aa70
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parents:
diff
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|
817 return 0; |
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|
818 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
819 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
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|
820 return 1; |
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|
821 } |
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parents:
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|
822 |
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Christian Brabandt <cb@256bit.org>
parents:
diff
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|
823 VTermScreen *vterm_obtain_screen(VTerm *vt) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
824 { |
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
825 if(!vt->screen) |
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parents:
diff
changeset
|
826 vt->screen = screen_new(vt); |
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parents:
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changeset
|
827 return vt->screen; |
2c72fa16aa70
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parents:
diff
changeset
|
828 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
829 |
2c72fa16aa70
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parents:
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|
830 void vterm_screen_enable_altscreen(VTermScreen *screen, int altscreen) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
831 { |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
832 |
2c72fa16aa70
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parents:
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changeset
|
833 if(!screen->buffers[1] && altscreen) { |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
834 int rows, cols; |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
835 vterm_get_size(screen->vt, &rows, &cols); |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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|
836 |
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Christian Brabandt <cb@256bit.org>
parents:
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|
837 screen->buffers[1] = realloc_buffer(screen, NULL, rows, cols); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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|
838 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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|
839 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
840 |
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|
841 void vterm_screen_set_callbacks(VTermScreen *screen, const VTermScreenCallbacks *callbacks, void *user) |
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parents:
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|
842 { |
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parents:
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changeset
|
843 screen->callbacks = callbacks; |
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parents:
diff
changeset
|
844 screen->cbdata = user; |
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parents:
diff
changeset
|
845 } |
2c72fa16aa70
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parents:
diff
changeset
|
846 |
2c72fa16aa70
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parents:
diff
changeset
|
847 void *vterm_screen_get_cbdata(VTermScreen *screen) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
848 { |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
849 return screen->cbdata; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
850 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
851 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
852 void vterm_screen_set_unrecognised_fallbacks(VTermScreen *screen, const VTermParserCallbacks *fallbacks, void *user) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
853 { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
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|
854 vterm_state_set_unrecognised_fallbacks(screen->state, fallbacks, user); |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
855 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
856 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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changeset
|
857 void *vterm_screen_get_unrecognised_fbdata(VTermScreen *screen) |
2c72fa16aa70
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parents:
diff
changeset
|
858 { |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
859 return vterm_state_get_unrecognised_fbdata(screen->state); |
2c72fa16aa70
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parents:
diff
changeset
|
860 } |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
861 |
2c72fa16aa70
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parents:
diff
changeset
|
862 void vterm_screen_flush_damage(VTermScreen *screen) |
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
863 { |
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Christian Brabandt <cb@256bit.org>
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|
864 if(screen->pending_scrollrect.start_row != -1) { |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
865 vterm_scroll_rect(screen->pending_scrollrect, screen->pending_scroll_downward, screen->pending_scroll_rightward, |
2c72fa16aa70
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parents:
diff
changeset
|
866 moverect_user, erase_user, screen); |
2c72fa16aa70
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parents:
diff
changeset
|
867 |
2c72fa16aa70
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parents:
diff
changeset
|
868 screen->pending_scrollrect.start_row = -1; |
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parents:
diff
changeset
|
869 } |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
870 |
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parents:
diff
changeset
|
871 if(screen->damaged.start_row != -1) { |
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
872 if(screen->callbacks && screen->callbacks->damage) |
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patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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|
873 (*screen->callbacks->damage)(screen->damaged, screen->cbdata); |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
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|
874 |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
875 screen->damaged.start_row = -1; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
876 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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changeset
|
877 } |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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changeset
|
878 |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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parents:
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|
879 void vterm_screen_set_damage_merge(VTermScreen *screen, VTermDamageSize size) |
2c72fa16aa70
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diff
changeset
|
880 { |
2c72fa16aa70
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changeset
|
881 vterm_screen_flush_damage(screen); |
2c72fa16aa70
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parents:
diff
changeset
|
882 screen->damage_merge = size; |
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parents:
diff
changeset
|
883 } |
2c72fa16aa70
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parents:
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changeset
|
884 |
2c72fa16aa70
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parents:
diff
changeset
|
885 static int attrs_differ(VTermAttrMask attrs, ScreenCell *a, ScreenCell *b) |
2c72fa16aa70
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changeset
|
886 { |
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parents:
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changeset
|
887 if((attrs & VTERM_ATTR_BOLD_MASK) && (a->pen.bold != b->pen.bold)) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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|
888 return 1; |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
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changeset
|
889 if((attrs & VTERM_ATTR_UNDERLINE_MASK) && (a->pen.underline != b->pen.underline)) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
890 return 1; |
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patch 8.1.0379: build dependencies are incomplete
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parents:
diff
changeset
|
891 if((attrs & VTERM_ATTR_ITALIC_MASK) && (a->pen.italic != b->pen.italic)) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
892 return 1; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
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|
893 if((attrs & VTERM_ATTR_BLINK_MASK) && (a->pen.blink != b->pen.blink)) |
2c72fa16aa70
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diff
changeset
|
894 return 1; |
2c72fa16aa70
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parents:
diff
changeset
|
895 if((attrs & VTERM_ATTR_REVERSE_MASK) && (a->pen.reverse != b->pen.reverse)) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
Christian Brabandt <cb@256bit.org>
parents:
diff
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|
896 return 1; |
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Christian Brabandt <cb@256bit.org>
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changeset
|
897 if((attrs & VTERM_ATTR_STRIKE_MASK) && (a->pen.strike != b->pen.strike)) |
2c72fa16aa70
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changeset
|
898 return 1; |
2c72fa16aa70
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diff
changeset
|
899 if((attrs & VTERM_ATTR_FONT_MASK) && (a->pen.font != b->pen.font)) |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
900 return 1; |
2c72fa16aa70
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
901 if((attrs & VTERM_ATTR_FOREGROUND_MASK) && !vterm_color_equal(a->pen.fg, b->pen.fg)) |
2c72fa16aa70
patch 8.1.0379: build dependencies are incomplete
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changeset
|
902 return 1; |
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903 if((attrs & VTERM_ATTR_BACKGROUND_MASK) && !vterm_color_equal(a->pen.bg, b->pen.bg)) |
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904 return 1; |
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905 |
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906 return 0; |
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907 } |
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908 |
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909 int vterm_screen_get_attrs_extent(const VTermScreen *screen, VTermRect *extent, VTermPos pos, VTermAttrMask attrs) |
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910 { |
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911 int col; |
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912 |
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913 ScreenCell *target = getcell(screen, pos.row, pos.col); |
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914 |
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915 // TODO: bounds check |
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916 extent->start_row = pos.row; |
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917 extent->end_row = pos.row + 1; |
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918 |
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919 if(extent->start_col < 0) |
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920 extent->start_col = 0; |
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921 if(extent->end_col < 0) |
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922 extent->end_col = screen->cols; |
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923 |
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924 for(col = pos.col - 1; col >= extent->start_col; col--) |
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925 if(attrs_differ(attrs, target, getcell(screen, pos.row, col))) |
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926 break; |
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927 extent->start_col = col + 1; |
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928 |
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929 for(col = pos.col + 1; col < extent->end_col; col++) |
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930 if(attrs_differ(attrs, target, getcell(screen, pos.row, col))) |
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931 break; |
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932 extent->end_col = col - 1; |
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933 |
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934 return 1; |
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935 } |