1 | ; Project name : Assembly Library |
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2 | ; Description : Finds suitable character attribute for |
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3 | ; color, B/W and monochrome displays. |
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4 | |
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5 | ; |
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6 | ; XTIDE Universal BIOS and Associated Tools |
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7 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team. |
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8 | ; |
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9 | ; This program is free software; you can redistribute it and/or modify |
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10 | ; it under the terms of the GNU General Public License as published by |
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11 | ; the Free Software Foundation; either version 2 of the License, or |
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12 | ; (at your option) any later version. |
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13 | ; |
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14 | ; This program is distributed in the hope that it will be useful, |
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15 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | ; GNU General Public License for more details. |
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18 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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19 | ; |
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20 | |
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21 | |
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22 | ; Struct containing border characters for different types of menu window lines |
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23 | struc ATTRIBUTE_CHARS |
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24 | .cBordersAndBackground resb 1 |
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25 | .cShadow resb 1 |
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26 | .cTitle: |
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27 | .cInformation resb 1 |
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28 | .cItem resb 1 |
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29 | .cHighlightedItem resb 1 |
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30 | .cHurryTimeout resb 1 |
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31 | .cNormalTimeout resb 1 |
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32 | endstruc |
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33 | |
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34 | |
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35 | ; Section containing code |
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36 | SECTION .text |
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37 | |
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38 | ;-------------------------------------------------------------------- |
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39 | ; MenuAttribute_SetToDisplayContextFromTypeInSI |
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40 | ; Parameters |
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41 | ; SI: Attribute type (from ATTRIBUTE_CHARS) |
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42 | ; Returns: |
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43 | ; Nothing |
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44 | ; Corrupts registers: |
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45 | ; AX, SI, DI |
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46 | ;-------------------------------------------------------------------- |
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47 | ALIGN MENU_JUMP_ALIGN |
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48 | MenuAttribute_SetToDisplayContextFromTypeInSI: |
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49 | call MenuAttribute_GetToAXfromTypeInSI |
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50 | JMP_DISPLAY_LIBRARY SetCharacterAttributeFromAL |
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51 | |
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52 | |
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53 | ;-------------------------------------------------------------------- |
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54 | ; MenuAttribute_GetToAXfromTypeInSI |
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55 | ; Parameters |
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56 | ; SI: Attribute type (from ATTRIBUTE_CHARS) |
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57 | ; Returns: |
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58 | ; AX: Wanted attribute |
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59 | ; Corrupts registers: |
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60 | ; SI |
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61 | ;-------------------------------------------------------------------- |
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62 | ALIGN MENU_JUMP_ALIGN |
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63 | MenuAttribute_GetToAXfromTypeInSI: |
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64 | push ds |
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65 | |
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66 | LOAD_BDA_SEGMENT_TO ds, ax, ! |
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67 | mov al, [VIDEO_BDA.bMode] ; Load BIOS display mode (0, 1, 2, 3 or 7) |
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68 | cmp al, 7 |
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69 | je SHORT .LoadMonoAttribute |
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70 | test al, 1 ; Even modes (0 and 2) are B/W |
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71 | jnz SHORT .LoadColorAttribute |
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72 | |
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73 | .LoadBlackAndWhiteAttribute: |
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74 | add si, .rgcBlackAndWhiteAttributes |
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75 | jmp SHORT .LoadAttributeAndReturn |
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76 | |
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77 | ALIGN MENU_JUMP_ALIGN |
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78 | .LoadMonoAttribute: |
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79 | add si, .rgcMonochromeAttributes |
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80 | jmp SHORT .LoadAttributeAndReturn |
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81 | |
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82 | ALIGN MENU_JUMP_ALIGN |
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83 | .LoadColorAttribute: |
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84 | add si, .rgcColorAttributes |
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85 | .LoadAttributeAndReturn: |
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86 | cs lodsb ; Load from [CS:SI] to AL |
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87 | |
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88 | pop ds |
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89 | ret |
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90 | |
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91 | |
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92 | .rgcColorAttributes: |
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93 | istruc ATTRIBUTE_CHARS |
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94 | at ATTRIBUTE_CHARS.cBordersAndBackground, db COLOR_ATTRIBUTE(COLOR_YELLOW, COLOR_BLUE) |
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95 | at ATTRIBUTE_CHARS.cShadow, db COLOR_ATTRIBUTE(COLOR_GRAY, COLOR_BLACK) |
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96 | at ATTRIBUTE_CHARS.cTitle, db COLOR_ATTRIBUTE(COLOR_BRIGHT_WHITE, COLOR_BLUE) |
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97 | at ATTRIBUTE_CHARS.cItem, db COLOR_ATTRIBUTE(COLOR_WHITE, COLOR_BLUE) |
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98 | at ATTRIBUTE_CHARS.cHighlightedItem, db COLOR_ATTRIBUTE(COLOR_BRIGHT_WHITE, COLOR_CYAN) |
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99 | at ATTRIBUTE_CHARS.cHurryTimeout, db COLOR_ATTRIBUTE(COLOR_RED, COLOR_BLUE) | FLG_COLOR_BLINK |
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100 | at ATTRIBUTE_CHARS.cNormalTimeout, db COLOR_ATTRIBUTE(COLOR_GREEN, COLOR_BLUE) |
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101 | iend |
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102 | |
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103 | .rgcBlackAndWhiteAttributes: ; Only COLOR_WHITE, COLOR_BRIGHT_WHITE and COLOR_BLACK should be used |
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104 | istruc ATTRIBUTE_CHARS |
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105 | at ATTRIBUTE_CHARS.cBordersAndBackground, db COLOR_ATTRIBUTE(COLOR_BRIGHT_WHITE, COLOR_BLACK) |
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106 | at ATTRIBUTE_CHARS.cShadow, db COLOR_ATTRIBUTE(COLOR_GRAY, COLOR_BLACK) |
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107 | at ATTRIBUTE_CHARS.cTitle, db COLOR_ATTRIBUTE(COLOR_BRIGHT_WHITE, COLOR_BLACK) |
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108 | at ATTRIBUTE_CHARS.cItem, db COLOR_ATTRIBUTE(COLOR_WHITE, COLOR_BLACK) |
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109 | at ATTRIBUTE_CHARS.cHighlightedItem, db COLOR_ATTRIBUTE(COLOR_BRIGHT_WHITE, COLOR_WHITE) |
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110 | at ATTRIBUTE_CHARS.cHurryTimeout, db COLOR_ATTRIBUTE(COLOR_BRIGHT_WHITE, COLOR_BLACK) | FLG_COLOR_BLINK |
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111 | at ATTRIBUTE_CHARS.cNormalTimeout, db COLOR_ATTRIBUTE(COLOR_WHITE, COLOR_BLACK) |
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112 | iend |
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113 | |
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114 | .rgcMonochromeAttributes: |
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115 | istruc ATTRIBUTE_CHARS |
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116 | at ATTRIBUTE_CHARS.cBordersAndBackground, db MONO_BRIGHT |
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117 | at ATTRIBUTE_CHARS.cShadow, db MONO_REVERSE_DARK |
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118 | at ATTRIBUTE_CHARS.cTitle, db MONO_BRIGHT |
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119 | at ATTRIBUTE_CHARS.cItem, db MONO_NORMAL |
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120 | at ATTRIBUTE_CHARS.cHighlightedItem, db MONO_REVERSE |
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121 | at ATTRIBUTE_CHARS.cHurryTimeout, db MONO_BRIGHT_BLINK |
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122 | at ATTRIBUTE_CHARS.cNormalTimeout, db MONO_NORMAL |
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123 | iend |
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