[41] | 1 | ; Project name : Assembly Library |
---|
| 2 | ; Description : Functions for drawing menu texts by the user. |
---|
| 3 | |
---|
[376] | 4 | ; |
---|
[505] | 5 | ; XTIDE Universal BIOS and Associated Tools |
---|
[526] | 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team. |
---|
[376] | 7 | ; |
---|
| 8 | ; This program is free software; you can redistribute it and/or modify |
---|
| 9 | ; it under the terms of the GNU General Public License as published by |
---|
| 10 | ; the Free Software Foundation; either version 2 of the License, or |
---|
| 11 | ; (at your option) any later version. |
---|
[505] | 12 | ; |
---|
[376] | 13 | ; This program is distributed in the hope that it will be useful, |
---|
| 14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
[505] | 16 | ; GNU General Public License for more details. |
---|
[376] | 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
---|
| 18 | ; |
---|
| 19 | |
---|
[505] | 20 | |
---|
[41] | 21 | ; Section containing code |
---|
| 22 | SECTION .text |
---|
| 23 | |
---|
| 24 | ;-------------------------------------------------------------------- |
---|
[48] | 25 | ; MenuText_ClearTitleArea |
---|
| 26 | ; MenuText_ClearInformationArea |
---|
| 27 | ; Parameters |
---|
| 28 | ; SS:BP: Ptr to MENU |
---|
| 29 | ; Returns: |
---|
| 30 | ; Nothing |
---|
| 31 | ; Corrupts registers: |
---|
| 32 | ; AX, BX, CX, DX, SI, DI |
---|
| 33 | ;-------------------------------------------------------------------- |
---|
[194] | 34 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
---|
[369] | 35 | ALIGN MENU_JUMP_ALIGN |
---|
[48] | 36 | MenuText_ClearTitleArea: |
---|
[125] | 37 | CALL_DISPLAY_LIBRARY PushDisplayContext ; Save cursor coordinates |
---|
[48] | 38 | call PrepareToDrawTitleArea |
---|
| 39 | mov cl, [bp+MENUINIT.bTitleLines] |
---|
[194] | 40 | jmp SHORT MenuText_ClearInformationArea.ClearCLlinesOfText |
---|
| 41 | %endif |
---|
[505] | 42 | |
---|
[369] | 43 | ALIGN MENU_JUMP_ALIGN |
---|
[48] | 44 | MenuText_ClearInformationArea: |
---|
[125] | 45 | CALL_DISPLAY_LIBRARY PushDisplayContext ; Save cursor coordinates |
---|
[54] | 46 | call MenuText_PrepareToDrawInformationArea |
---|
[48] | 47 | mov cl, [bp+MENUINIT.bInfoLines] |
---|
[194] | 48 | .ClearCLlinesOfText: |
---|
[48] | 49 | mov al, [bp+MENUINIT.bWidth] |
---|
[54] | 50 | sub al, MENU_HORIZONTAL_BORDER_LINES+(MENU_TEXT_COLUMN_OFFSET/2) |
---|
[48] | 51 | mul cl |
---|
| 52 | xchg cx, ax |
---|
| 53 | mov al, ' ' |
---|
| 54 | CALL_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX |
---|
[505] | 55 | JMP_DISPLAY_LIBRARY PopDisplayContext |
---|
[48] | 56 | |
---|
| 57 | |
---|
| 58 | ;-------------------------------------------------------------------- |
---|
[41] | 59 | ; MenuText_RefreshTitle |
---|
| 60 | ; MenuText_RefreshInformation |
---|
| 61 | ; Parameters |
---|
| 62 | ; SS:BP: Ptr to MENU |
---|
| 63 | ; Returns: |
---|
| 64 | ; Nothing |
---|
| 65 | ; Corrupts registers: |
---|
[48] | 66 | ; AX, BX, CX, DX, SI, DI |
---|
[41] | 67 | ;-------------------------------------------------------------------- |
---|
[369] | 68 | ALIGN MENU_JUMP_ALIGN |
---|
[41] | 69 | MenuText_RefreshTitle: |
---|
| 70 | cmp BYTE [bp+MENUINIT.bTitleLines], 0 |
---|
| 71 | jz SHORT NothingToRefresh |
---|
[48] | 72 | call PrepareToDrawTitleArea |
---|
[41] | 73 | jmp MenuEvent_RefreshTitle |
---|
| 74 | |
---|
[369] | 75 | ALIGN MENU_JUMP_ALIGN |
---|
[41] | 76 | MenuText_RefreshInformation: |
---|
| 77 | cmp BYTE [bp+MENUINIT.bInfoLines], 0 |
---|
| 78 | jz SHORT NothingToRefresh |
---|
[54] | 79 | call MenuText_PrepareToDrawInformationArea |
---|
[48] | 80 | jmp MenuEvent_RefreshInformation |
---|
[41] | 81 | |
---|
[48] | 82 | ;-------------------------------------------------------------------- |
---|
| 83 | ; PrepareToDrawTitleArea |
---|
| 84 | ; PrepareToDrawInformationArea |
---|
| 85 | ; Parameters |
---|
| 86 | ; SS:BP: Ptr to MENU |
---|
| 87 | ; Returns: |
---|
| 88 | ; Nothing |
---|
| 89 | ; Corrupts registers: |
---|
| 90 | ; AX, BX, DX, SI, DI |
---|
| 91 | ;-------------------------------------------------------------------- |
---|
[369] | 92 | ALIGN MENU_JUMP_ALIGN |
---|
[48] | 93 | PrepareToDrawTitleArea: |
---|
| 94 | mov si, ATTRIBUTE_CHARS.cTitle |
---|
| 95 | call MenuLocation_GetTitleTextTopLeftCoordinatesToAX |
---|
[52] | 96 | jmp SHORT FinishPreparationsToDrawTitleOrInformationArea |
---|
[48] | 97 | |
---|
[369] | 98 | ALIGN MENU_JUMP_ALIGN |
---|
[54] | 99 | MenuText_PrepareToDrawInformationArea: |
---|
[41] | 100 | mov si, ATTRIBUTE_CHARS.cInformation |
---|
| 101 | call MenuLocation_GetInformationTextTopLeftCoordinatesToAX |
---|
[52] | 102 | FinishPreparationsToDrawTitleOrInformationArea: |
---|
| 103 | mov dx, MenuCharOut_MenuTeletypeOutputWithAutomaticLineChange |
---|
| 104 | jmp SHORT AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX |
---|
[41] | 105 | |
---|
| 106 | |
---|
| 107 | ;-------------------------------------------------------------------- |
---|
| 108 | ; MenuText_RefreshAllItems |
---|
| 109 | ; Parameters |
---|
| 110 | ; SS:BP: Ptr to MENU |
---|
| 111 | ; Returns: |
---|
| 112 | ; Nothing |
---|
| 113 | ; Corrupts registers: |
---|
| 114 | ; AX, BX, DX, SI, DI |
---|
| 115 | ;-------------------------------------------------------------------- |
---|
[369] | 116 | ALIGN MENU_JUMP_ALIGN |
---|
[41] | 117 | MenuText_RefreshAllItems: |
---|
| 118 | push cx |
---|
| 119 | |
---|
| 120 | call MenuScrollbars_GetActualVisibleItemsOnPageToCX |
---|
| 121 | mov ax, [bp+MENU.wFirstVisibleItem] |
---|
[369] | 122 | ALIGN MENU_JUMP_ALIGN |
---|
[41] | 123 | .ItemRefreshLoop: |
---|
| 124 | call MenuText_RefreshItemFromAX |
---|
| 125 | inc ax |
---|
| 126 | loop .ItemRefreshLoop |
---|
| 127 | |
---|
| 128 | pop cx |
---|
| 129 | NothingToRefresh: |
---|
| 130 | ret |
---|
| 131 | |
---|
| 132 | ;-------------------------------------------------------------------- |
---|
| 133 | ; MenuText_RefreshItemFromAX |
---|
| 134 | ; Parameters |
---|
| 135 | ; AX: Item to refresh |
---|
| 136 | ; SS:BP: Ptr to MENU |
---|
| 137 | ; Returns: |
---|
| 138 | ; Nothing |
---|
| 139 | ; Corrupts registers: |
---|
| 140 | ; BX, DX, SI, DI |
---|
| 141 | ;-------------------------------------------------------------------- |
---|
[369] | 142 | ALIGN MENU_JUMP_ALIGN |
---|
[41] | 143 | MenuText_RefreshItemFromAX: |
---|
| 144 | push cx |
---|
[67] | 145 | push ax |
---|
[41] | 146 | |
---|
[67] | 147 | xchg cx, ax |
---|
[41] | 148 | call MenuScrollbars_IsItemInCXonVisiblePage |
---|
| 149 | jnc SHORT .InvalidItem |
---|
[52] | 150 | call MenuText_AdjustDisplayContextForDrawingItemFromCX |
---|
[67] | 151 | call ClearPreviousItem |
---|
[41] | 152 | call MenuEvent_RefreshItemFromCX |
---|
[67] | 153 | call DrawScrollbarCharacterForItemInCXifNecessary |
---|
[41] | 154 | .InvalidItem: |
---|
[67] | 155 | pop ax |
---|
[41] | 156 | pop cx |
---|
| 157 | ret |
---|
| 158 | |
---|
| 159 | ;-------------------------------------------------------------------- |
---|
[52] | 160 | ; MenuText_AdjustDisplayContextForDrawingItemFromCX |
---|
[41] | 161 | ; Parameters |
---|
[52] | 162 | ; CX: Item to refresh |
---|
[41] | 163 | ; SS:BP: Ptr to MENU |
---|
| 164 | ; Returns: |
---|
[52] | 165 | ; Nothing |
---|
[41] | 166 | ; Corrupts registers: |
---|
[52] | 167 | ; AX, BX, DX, SI, DI |
---|
[41] | 168 | ;-------------------------------------------------------------------- |
---|
[369] | 169 | ALIGN MENU_JUMP_ALIGN |
---|
[52] | 170 | MenuText_AdjustDisplayContextForDrawingItemFromCX: |
---|
| 171 | mov ax, cx |
---|
| 172 | call GetItemTextAttributeTypeToSIforItemInCX |
---|
[41] | 173 | call MenuLocation_GetTextCoordinatesToAXforItemInAX |
---|
[52] | 174 | mov dx, MenuCharOut_MenuTeletypeOutput |
---|
[133] | 175 | ; Fall to AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX |
---|
[52] | 176 | |
---|
| 177 | ;-------------------------------------------------------------------- |
---|
| 178 | ; AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX |
---|
| 179 | ; Parameters |
---|
| 180 | ; AX: Cursor coordinates to set |
---|
| 181 | ; DX: Character output function |
---|
| 182 | ; SI: Attribute type (from ATTRIBUTE_CHARS) |
---|
| 183 | ; SS:BP: Ptr to MENU |
---|
| 184 | ; Returns: |
---|
| 185 | ; Nothing |
---|
| 186 | ; Corrupts registers: |
---|
| 187 | ; AX, BX, DX, SI, DI |
---|
| 188 | ;-------------------------------------------------------------------- |
---|
[369] | 189 | ALIGN MENU_JUMP_ALIGN |
---|
[52] | 190 | AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX: |
---|
[41] | 191 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX |
---|
| 192 | |
---|
[52] | 193 | xchg ax, dx |
---|
| 194 | mov bl, ATTRIBUTES_ARE_USED |
---|
| 195 | CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL |
---|
| 196 | |
---|
| 197 | call CharOutLineSplitter_PrepareForPrintingTextLines |
---|
| 198 | jmp MenuAttribute_SetToDisplayContextFromTypeInSI |
---|
| 199 | |
---|
| 200 | |
---|
[41] | 201 | ;-------------------------------------------------------------------- |
---|
[67] | 202 | ; ClearPreviousItem |
---|
| 203 | ; Parameters |
---|
| 204 | ; SS:BP: Ptr to MENU |
---|
| 205 | ; Returns: |
---|
| 206 | ; Nothing |
---|
| 207 | ; Corrupts registers: |
---|
| 208 | ; AX, BX, DX, DI |
---|
| 209 | ;-------------------------------------------------------------------- |
---|
[369] | 210 | ALIGN MENU_JUMP_ALIGN |
---|
[67] | 211 | ClearPreviousItem: |
---|
| 212 | CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX |
---|
| 213 | xchg bx, ax |
---|
| 214 | |
---|
| 215 | call MenuBorders_GetNumberOfMiddleCharactersToDX |
---|
| 216 | sub dx, BYTE MENU_TEXT_COLUMN_OFFSET |
---|
| 217 | mov al, [cs:g_rgbTextBorderCharacters+BORDER_CHARS.cMiddle] |
---|
| 218 | call MenuBorders_PrintMultipleBorderCharactersFromAL |
---|
| 219 | |
---|
| 220 | xchg ax, bx |
---|
[505] | 221 | JMP_DISPLAY_LIBRARY SetCursorCoordinatesFromAX |
---|
[67] | 222 | |
---|
| 223 | |
---|
| 224 | ;-------------------------------------------------------------------- |
---|
[52] | 225 | ; GetItemTextAttributeTypeToSIforItemInCX |
---|
[41] | 226 | ; Parameters |
---|
| 227 | ; CX: Item to refresh |
---|
| 228 | ; SS:BP: Ptr to MENU |
---|
| 229 | ; Returns: |
---|
| 230 | ; SI: Text attribute type (ATTRIBUTE_CHARS) |
---|
| 231 | ; Corrupts registers: |
---|
| 232 | ; Nothing |
---|
| 233 | ;-------------------------------------------------------------------- |
---|
[369] | 234 | ALIGN MENU_JUMP_ALIGN |
---|
[52] | 235 | GetItemTextAttributeTypeToSIforItemInCX: |
---|
[41] | 236 | mov si, ATTRIBUTE_CHARS.cItem |
---|
| 237 | test BYTE [bp+MENU.bFlags], FLG_MENU_NOHIGHLIGHT |
---|
| 238 | jnz SHORT .ReturnAttributeTypeInSI |
---|
[52] | 239 | |
---|
| 240 | cmp cx, [bp+MENUINIT.wHighlightedItem] |
---|
[41] | 241 | jne SHORT .ReturnAttributeTypeInSI |
---|
| 242 | sub si, BYTE ATTRIBUTE_CHARS.cItem - ATTRIBUTE_CHARS.cHighlightedItem |
---|
[369] | 243 | ALIGN MENU_JUMP_ALIGN, ret |
---|
[41] | 244 | .ReturnAttributeTypeInSI: |
---|
| 245 | ret |
---|
| 246 | |
---|
| 247 | |
---|
| 248 | ;-------------------------------------------------------------------- |
---|
[67] | 249 | ; DrawScrollbarCharacterForItemInCXifNecessary |
---|
[41] | 250 | ; Parameters |
---|
| 251 | ; CX: Item to refresh |
---|
| 252 | ; SS:BP: Ptr to MENU |
---|
| 253 | ; Returns: |
---|
| 254 | ; Nothing |
---|
| 255 | ; Corrupts registers: |
---|
[67] | 256 | ; AX, CX, BX, DX, SI, DI |
---|
[41] | 257 | ;-------------------------------------------------------------------- |
---|
[369] | 258 | ALIGN MENU_JUMP_ALIGN |
---|
[67] | 259 | DrawScrollbarCharacterForItemInCXifNecessary: |
---|
[41] | 260 | call MenuScrollbars_AreScrollbarsNeeded |
---|
| 261 | jc SHORT .DrawScrollbarCharacter |
---|
| 262 | ret |
---|
| 263 | |
---|
[369] | 264 | ALIGN MENU_JUMP_ALIGN |
---|
[41] | 265 | .DrawScrollbarCharacter: |
---|
[48] | 266 | call MenuBorders_AdjustDisplayContextForDrawingBorders |
---|
[41] | 267 | mov ax, cx |
---|
[104] | 268 | |
---|
| 269 | call MenuLocation_GetTextCoordinatesToAXforItemInAX |
---|
| 270 | add al, [bp+MENUINIT.bWidth] |
---|
| 271 | sub al, MENU_TEXT_COLUMN_OFFSET*2 |
---|
[41] | 272 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX |
---|
| 273 | |
---|
| 274 | mov di, cx |
---|
| 275 | sub di, [bp+MENU.wFirstVisibleItem] ; Item to line |
---|
| 276 | call MenuScrollbars_GetScrollCharacterToALForLineInDI |
---|
[67] | 277 | jmp MenuBorders_PrintSingleBorderCharacterFromAL |
---|