1 | ; Project name : Assembly Library
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2 | ; Description : Functions for drawing menu borders.
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3 |
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4 | ;
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5 | ; XTIDE Universal BIOS and Associated Tools
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6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team.
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7 | ;
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8 | ; This program is free software; you can redistribute it and/or modify
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9 | ; it under the terms of the GNU General Public License as published by
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10 | ; the Free Software Foundation; either version 2 of the License, or
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11 | ; (at your option) any later version.
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12 | ;
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13 | ; This program is distributed in the hope that it will be useful,
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14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | ; GNU General Public License for more details.
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17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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18 | ;
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19 |
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20 |
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21 | ; Struct containing border characters for different types of menu window lines
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22 | struc BORDER_CHARS
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23 | .cLeft resb 1
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24 | .cMiddle resb 1
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25 | .cRight resb 1
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26 | endstruc
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27 |
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28 |
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29 | ; Section containing code
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30 | SECTION .text
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31 |
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32 | ;--------------------------------------------------------------------
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33 | ; MenuBorders_RefreshAll
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34 | ; Parameters
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35 | ; SS:BP: Ptr to MENU
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36 | ; Returns:
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37 | ; Nothing
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38 | ; Corrupts registers:
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39 | ; AX, BX, CX, DX, SI, DI
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40 | ;--------------------------------------------------------------------
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41 | ALIGN MENU_JUMP_ALIGN
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42 | MenuBorders_RefreshAll:
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43 | %ifndef USE_186
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44 | call MenuBorders_AdjustDisplayContextForDrawingBorders
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45 | call MenuBorders_GetNumberOfMiddleCharactersToDX
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46 | call RefreshTitleBorders
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47 | call RefreshItemBorders
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48 | call RefreshInformationBorders
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49 | call DrawBottomBorderLine
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50 | jmp DrawBottomShadowLine
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51 | %else
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52 | push DrawBottomShadowLine
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53 | push DrawBottomBorderLine
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54 | push RefreshInformationBorders
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55 | push RefreshItemBorders
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56 | push RefreshTitleBorders
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57 | push MenuBorders_GetNumberOfMiddleCharactersToDX
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58 | jmp SHORT MenuBorders_AdjustDisplayContextForDrawingBorders
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59 | %endif
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60 |
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61 |
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62 | ;--------------------------------------------------------------------
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63 | ; MenuBorders_RedrawBottomBorderLine
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64 | ; Parameters
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65 | ; SS:BP: Ptr to MENU
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66 | ; Returns:
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67 | ; Nothing
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68 | ; Corrupts registers:
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69 | ; AX, BX, DX, SI, DI
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70 | ;--------------------------------------------------------------------
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71 | ALIGN MENU_JUMP_ALIGN
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72 | MenuBorders_RedrawBottomBorderLine:
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73 | call MenuBorders_AdjustDisplayContextForDrawingBorders
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74 | call MenuLocation_GetBottomBordersTopLeftCoordinatesToAX
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75 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
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76 | call MenuBorders_GetNumberOfMiddleCharactersToDX
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77 | jmp SHORT DrawBottomBorderLine
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78 |
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79 |
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80 | ;--------------------------------------------------------------------
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81 | ; MenuBorders_RefreshItemBorders
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82 | ; Parameters
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83 | ; SS:BP: Ptr to MENU
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84 | ; Returns:
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85 | ; Nothing
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86 | ; Corrupts registers:
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87 | ; AX, BX, CX, DX, SI, DI
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88 | ;--------------------------------------------------------------------
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89 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS
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90 | ALIGN MENU_JUMP_ALIGN
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91 | MenuBorders_RefreshItemBorders:
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92 | call MenuBorders_AdjustDisplayContextForDrawingBorders
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93 | call MenuLocation_GetItemBordersTopLeftCoordinatesToAX
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94 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
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95 |
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96 | call MenuBorders_GetNumberOfMiddleCharactersToDX
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97 | jmp SHORT RefreshItemBorders
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98 | %endif
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99 |
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100 |
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101 | ;--------------------------------------------------------------------
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102 | ; MenuBorders_AdjustDisplayContextForDrawingBorders
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103 | ; Parameters
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104 | ; SS:BP: Ptr to MENU
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105 | ; Returns:
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106 | ; Nothing
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107 | ; Corrupts registers:
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108 | ; AX, BX, SI, DI
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109 | ;--------------------------------------------------------------------
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110 | ALIGN MENU_JUMP_ALIGN
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111 | MenuBorders_AdjustDisplayContextForDrawingBorders:
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112 | mov bl, ATTRIBUTES_ARE_USED
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113 | mov ax, MenuCharOut_MenuTeletypeOutput
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114 | CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
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115 |
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116 | call CharOutLineSplitter_GetFirstBorderLineColumnOffsetToAX
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117 | CALL_DISPLAY_LIBRARY SetCharacterOutputParameterFromAX
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118 |
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119 | call MenuLocation_GetTitleBordersTopLeftCoordinatesToAX
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120 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
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121 |
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122 | xor si, si ; SI = ATTRIBUTE_CHARS.cBordersAndBackground
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123 | jmp MenuAttribute_SetToDisplayContextFromTypeInSI
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124 |
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125 |
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126 | ;--------------------------------------------------------------------
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127 | ; MenuBorders_GetNumberOfMiddleCharactersToDX
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128 | ; Parameters
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129 | ; SS:BP: Ptr to MENU
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130 | ; Returns:
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131 | ; DX: Number of middle border characters when drawing border lines
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132 | ; Corrupts registers:
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133 | ; Nothing
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134 | ;--------------------------------------------------------------------
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135 | ALIGN MENU_JUMP_ALIGN
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136 | MenuBorders_GetNumberOfMiddleCharactersToDX:
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137 | mov dx, -MENU_HORIZONTAL_BORDER_LINES & 0FFh
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138 | add dl, [bp+MENUINIT.bWidth]
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139 | ret
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140 |
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141 |
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142 | ;--------------------------------------------------------------------
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143 | ; RefreshItemBorders
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144 | ; RefreshTitleBorders
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145 | ; RefreshInformationBorders
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146 | ; Parameters
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147 | ; DX: Number of times to repeat middle character
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148 | ; SS:BP: Ptr to MENU
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149 | ; Returns:
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150 | ; Nothing
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151 | ; Corrupts registers:
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152 | ; AX, BX, CX, SI, DI
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153 | ;--------------------------------------------------------------------
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154 | ALIGN MENU_JUMP_ALIGN
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155 | RefreshItemBorders:
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156 | call DrawSeparationBorderLine
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157 | call MenuScrollbars_GetMaxVisibleItemsOnPageToCX
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158 | jmp SHORT DrawTextBorderLinesByCXtimes
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159 |
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160 | ALIGN MENU_JUMP_ALIGN
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161 | RefreshTitleBorders:
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162 | call DrawTopBorderLine
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163 | mov cl, [bp+MENUINIT.bTitleLines]
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164 | jmp SHORT DrawTextBorderLinesByCLtimes
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165 |
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166 | ALIGN MENU_JUMP_ALIGN
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167 | RefreshInformationBorders:
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168 | call DrawSeparationBorderLine
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169 | mov cl, [bp+MENUINIT.bInfoLines]
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170 | ; Fall to DrawTextBorderLinesByCLtimes
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171 |
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172 | ;--------------------------------------------------------------------
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173 | ; DrawTextBorderLinesByCLtimes
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174 | ; DrawTextBorderLinesByCXtimes
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175 | ; Parameters
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176 | ; CL/CX: Number of border lines to draw
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177 | ; DX: Number of times to repeat middle character
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178 | ; SS:BP: Ptr to MENU
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179 | ; Returns:
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180 | ; Nothing
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181 | ; Corrupts registers:
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182 | ; AX, CX, SI, DI
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183 | ;--------------------------------------------------------------------
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184 | DrawTextBorderLinesByCLtimes:
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185 | xor ch, ch
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186 | DrawTextBorderLinesByCXtimes:
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187 | jcxz .NoBorderLinesToDraw
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188 | ALIGN MENU_JUMP_ALIGN
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189 | .DrawBordersWithFunctionInBX:
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190 | call DrawTextBorderLine
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191 | loop .DrawBordersWithFunctionInBX
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192 | .NoBorderLinesToDraw:
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193 | ret
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194 |
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195 |
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196 | ;--------------------------------------------------------------------
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197 | ; DrawTopBorderLine
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198 | ; DrawSeparationBorderLine
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199 | ; DrawBottomBorderLine
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200 | ; DrawBottomShadowLine
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201 | ; DrawTextBorderLine
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202 | ; Parameters
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203 | ; DX: Number of times to repeat middle character
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204 | ; SS:BP: Ptr to MENU
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205 | ; Returns:
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206 | ; Nothing
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207 | ; Corrupts registers:
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208 | ; AX, SI, DI
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209 | ;--------------------------------------------------------------------
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210 | ALIGN MENU_JUMP_ALIGN
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211 | DrawTopBorderLine:
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212 | mov si, g_rgbTopBorderCharacters
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213 | call PrintBorderCharactersFromCSSI
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214 | jmp SHORT PrintNewlineToEndBorderLine
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215 |
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216 | ALIGN MENU_JUMP_ALIGN
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217 | DrawSeparationBorderLine:
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218 | mov si, g_rgbSeparationBorderCharacters
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219 | jmp SHORT PrintBorderCharactersFromCSSIandShadowCharacter
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220 |
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221 | ALIGN MENU_JUMP_ALIGN
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222 | DrawBottomBorderLine:
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223 | mov si, g_rgbBottomBorderCharacters
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224 | test BYTE [bp+MENU.bFlags], FLG_MENU_TIMEOUT_COUNTDOWN
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225 | jz SHORT PrintBorderCharactersFromCSSIandShadowCharacter
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226 |
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227 | call DrawTimeoutCounterString
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228 | push dx
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229 | sub dx, BYTE MENU_TIMEOUT_STRING_CHARACTERS
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230 | mov si, g_BottomBorderWithTimeoutCharacters
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231 | call PrintBorderCharactersFromCSSIandShadowCharacter
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232 | pop dx
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233 | ret
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234 |
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235 | ALIGN MENU_JUMP_ALIGN
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236 | DrawBottomShadowLine:
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237 | CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX
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238 | inc ax ; Move one column left
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239 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
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240 | inc dx ; Increment repeat count...
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241 | inc dx ; ...for both corner characters
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242 | call PrintShadowCharactersByDXtimes
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243 | dec dx ; Restore...
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244 | dec dx ; ...DX
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245 | ret
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246 |
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247 | ALIGN MENU_JUMP_ALIGN
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248 | DrawTextBorderLine:
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249 | mov si, g_rgbTextBorderCharacters
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250 | ; Fall to PrintBorderCharactersFromCSSIandShadowCharacter
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251 |
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252 | ;--------------------------------------------------------------------
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253 | ; PrintBorderCharactersFromCSSIandShadowCharacter
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254 | ; Parameters
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255 | ; DX: Number of times to repeat middle character
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256 | ; CS:SI: Ptr to BORDER_CHARS
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257 | ; SS:BP: Ptr to MENU
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258 | ; Returns:
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259 | ; Nothing
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260 | ; Corrupts registers:
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261 | ; AX, SI, DI
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262 | ;--------------------------------------------------------------------
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263 | ALIGN MENU_JUMP_ALIGN
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264 | PrintBorderCharactersFromCSSIandShadowCharacter:
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265 | call PrintBorderCharactersFromCSSI
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266 | push dx
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267 | mov dx, 1
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268 | call PrintShadowCharactersByDXtimes
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269 | pop dx
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270 | ; Fall to PrintNewlineToEndBorderLine
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271 |
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272 | ;--------------------------------------------------------------------
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273 | ; PrintNewlineToEndBorderLine
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274 | ; Parameters
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275 | ; SS:BP: Ptr to MENU
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276 | ; Returns:
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277 | ; Nothing
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278 | ; Corrupts registers:
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279 | ; AX, DI
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280 | ;--------------------------------------------------------------------
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281 | ALIGN MENU_JUMP_ALIGN
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282 | PrintNewlineToEndBorderLine:
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283 | JMP_DISPLAY_LIBRARY PrintNewlineCharacters
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284 |
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285 |
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286 | ;--------------------------------------------------------------------
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287 | ; PrintShadowCharactersByDXtimes
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288 | ; Parameters
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289 | ; DX: Number of shadow characters to print
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290 | ; SS:BP: Ptr to MENU
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291 | ; Returns:
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292 | ; Nothing
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293 | ; Corrupts registers:
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294 | ; AX, SI, DI
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295 | ;--------------------------------------------------------------------
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296 | ALIGN MENU_JUMP_ALIGN
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297 | PrintShadowCharactersByDXtimes:
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298 | CALL_DISPLAY_LIBRARY PushDisplayContext
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299 |
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300 | mov si, ATTRIBUTE_CHARS.cShadow
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301 | call MenuAttribute_SetToDisplayContextFromTypeInSI
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302 |
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303 | push bx
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304 | mov bl, ATTRIBUTES_ARE_USED
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305 | mov ax, FAST_OUTPUT_WITH_ATTRIBUTE_ONLY
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306 | CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
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307 | pop bx
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308 |
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309 | call MenuBorders_PrintMultipleBorderCharactersFromAL ; AL does not matter
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310 |
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311 | JMP_DISPLAY_LIBRARY PopDisplayContext
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312 |
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313 |
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314 | ;--------------------------------------------------------------------
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315 | ; PrintBorderCharactersFromCSSI
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316 | ; Parameters
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317 | ; DX: Number of times to repeat middle character
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318 | ; CS:SI: Ptr to BORDER_CHARS
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319 | ; SS:BP: Ptr to MENU
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320 | ; Returns:
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321 | ; Nothing
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322 | ; Corrupts registers:
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323 | ; AX, SI, DI
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324 | ;--------------------------------------------------------------------
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325 | ALIGN MENU_JUMP_ALIGN
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326 | PrintBorderCharactersFromCSSI:
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327 | cs lodsb ; Load from [cs:si+BORDER_CHARS.cLeft] to AL
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328 | call MenuBorders_PrintSingleBorderCharacterFromAL
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329 |
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330 | cs lodsb ; Load from [cs:si+BORDER_CHARS.cMiddle] to AL
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331 | call MenuBorders_PrintMultipleBorderCharactersFromAL
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332 |
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333 | cs lodsb ; Load from [cs:si+BORDER_CHARS.cRight] to AL
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334 | ; Fall to MenuBorders_PrintSingleBorderCharacterFromAL
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335 |
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336 | ;--------------------------------------------------------------------
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337 | ; MenuBorders_PrintSingleBorderCharacterFromAL
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338 | ; MenuBorders_PrintMultipleBorderCharactersFromAL
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339 | ; Parameters
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340 | ; AL: Character to print
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341 | ; DX: Repeat count (MenuBorders_PrintMultipleBorderCharactersFromAL)
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342 | ; SS:BP: Ptr to MENU
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343 | ; Returns:
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344 | ; Nothing
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345 | ; Corrupts registers:
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346 | ; AX, DI
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347 | ;--------------------------------------------------------------------
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348 | ALIGN MENU_JUMP_ALIGN
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349 | MenuBorders_PrintSingleBorderCharacterFromAL:
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350 | JMP_DISPLAY_LIBRARY PrintCharacterFromAL
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351 |
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352 | ALIGN MENU_JUMP_ALIGN
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353 | MenuBorders_PrintMultipleBorderCharactersFromAL:
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354 | push cx
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355 | mov cx, dx
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356 | CALL_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX
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357 | pop cx
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358 | ret
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359 |
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360 |
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361 | ;--------------------------------------------------------------------
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362 | ; DrawTimeoutCounterString
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363 | ; Parameters
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364 | ; SS:BP: Ptr to MENU
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365 | ; Returns:
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366 | ; Nothing
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367 | ; Corrupts registers:
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368 | ; AX, SI, DI
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369 | ;--------------------------------------------------------------------
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370 | ALIGN MENU_JUMP_ALIGN
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371 | DrawTimeoutCounterString:
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372 | call MenuTime_GetTimeoutSecondsLeftToAX
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373 | ; Fall to .PrintTimeoutStringWithSecondsInAX
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374 |
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375 | ;--------------------------------------------------------------------
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376 | ; .PrintTimeoutStringWithSecondsInAX
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377 | ; Parameters
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378 | ; AX: Seconds to print
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379 | ; SS:BP: Ptr to MENU
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380 | ; Returns:
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381 | ; Nothing
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382 | ; Corrupts registers:
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383 | ; AX, SI, DI
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384 | ;--------------------------------------------------------------------
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385 | .PrintTimeoutStringWithSecondsInAX:
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386 | ; Get attribute to AX
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387 | xchg di, ax
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388 | mov si, ATTRIBUTE_CHARS.cNormalTimeout
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389 | cmp di, BYTE MENU_TIMEOUT_SECONDS_FOR_HURRY
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390 | sbb si, 0 ; SI = ATTRIBUTE_CHARS.cHurryTimeout (if CF was set)
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391 | call MenuAttribute_GetToAXfromTypeInSI
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392 |
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393 | push bp
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394 | mov bp, sp
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395 | mov si, g_szSelectionTimeout
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396 | push ax ; Push attribute
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397 | push di ; Push seconds
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398 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
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399 | pop bp
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400 | ret
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401 |
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402 | ; Lookup tables for border characters
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403 | g_rgbTopBorderCharacters:
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404 | istruc BORDER_CHARS
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405 | at BORDER_CHARS.cLeft, db DOUBLE_TOP_LEFT_CORNER
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406 | at BORDER_CHARS.cMiddle, db DOUBLE_HORIZONTAL
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407 | at BORDER_CHARS.cRight, db DOUBLE_TOP_RIGHT_CORNER
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408 | iend
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409 |
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410 | g_rgbSeparationBorderCharacters:
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411 | istruc BORDER_CHARS
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412 | at BORDER_CHARS.cLeft, db DOUBLE_VERTICAL_TO_RIGHT_SINGLE
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413 | at BORDER_CHARS.cMiddle, db SINGLE_HORIZONTAL
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414 | at BORDER_CHARS.cRight, db DOUBLE_VERTICAL_TO_LEFT_SINGLE
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415 | iend
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416 |
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417 | g_rgbBottomBorderCharacters:
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418 | istruc BORDER_CHARS
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419 | at BORDER_CHARS.cLeft, db DOUBLE_BOTTOM_LEFT_CORNER
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420 | at BORDER_CHARS.cMiddle, db DOUBLE_HORIZONTAL
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421 | at BORDER_CHARS.cRight, db DOUBLE_BOTTOM_RIGHT_CORNER
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422 | iend
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423 |
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424 | g_BottomBorderWithTimeoutCharacters:
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425 | istruc BORDER_CHARS
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426 | at BORDER_CHARS.cLeft, db DOUBLE_RIGHT_HORIZONTAL_TO_SINGLE_VERTICAL
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427 | at BORDER_CHARS.cMiddle, db DOUBLE_HORIZONTAL
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428 | at BORDER_CHARS.cRight, db DOUBLE_BOTTOM_RIGHT_CORNER
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429 | iend
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430 |
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431 | g_rgbTextBorderCharacters:
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432 | istruc BORDER_CHARS
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433 | at BORDER_CHARS.cLeft, db DOUBLE_VERTICAL
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434 | at BORDER_CHARS.cMiddle, db ' '
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435 | at BORDER_CHARS.cRight, db DOUBLE_VERTICAL
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436 | iend
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