source: xtideuniversalbios/trunk/Assembly_Library/Src/Menu/MenuBorders.asm@ 195

Last change on this file since 195 was 194, checked in by gregli@…, 13 years ago

ifdef'd out more unused code. Also added a tool for looking through the listing and the output of the precompiler to aid in finding dead code. Some changes in the files are to add annotations for the tool to avoid false positives.
File size: 12.4 KB
Line 
1; Project name : Assembly Library
2; Description : Functions for drawing menu borders.
3
4; Struct containing border characters for different types of menu window lines
5struc BORDER_CHARS
6 .cLeft resb 1
7 .cMiddle resb 1
8 .cRight resb 1
9endstruc
10
11
12; Section containing code
13SECTION .text
14
15;--------------------------------------------------------------------
16; MenuBorders_RefreshAll
17; Parameters
18; SS:BP: Ptr to MENU
19; Returns:
20; Nothing
21; Corrupts registers:
22; AX, BX, CX, DX, SI, DI
23;--------------------------------------------------------------------
24ALIGN JUMP_ALIGN
25MenuBorders_RefreshAll:
26 call MenuBorders_AdjustDisplayContextForDrawingBorders
27 call MenuBorders_GetNumberOfMiddleCharactersToDX
28 call RefreshTitleBorders
29 call RefreshItemBorders
30 call RefreshInformationBorders
31 call DrawBottomBorderLine
32 jmp DrawBottomShadowLine
33
34
35;--------------------------------------------------------------------
36; MenuBorders_RedrawBottomBorderLine
37; Parameters
38; SS:BP: Ptr to MENU
39; Returns:
40; Nothing
41; Corrupts registers:
42; AX, BX, DX, SI, DI
43;--------------------------------------------------------------------
44ALIGN JUMP_ALIGN
45MenuBorders_RedrawBottomBorderLine:
46 call MenuBorders_AdjustDisplayContextForDrawingBorders
47 call MenuLocation_GetBottomBordersTopLeftCoordinatesToAX
48 CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
49 call MenuBorders_GetNumberOfMiddleCharactersToDX
50 jmp SHORT DrawBottomBorderLine
51
52
53;--------------------------------------------------------------------
54; MenuBorders_RefreshItemBorders
55; Parameters
56; SS:BP: Ptr to MENU
57; Returns:
58; Nothing
59; Corrupts registers:
60; AX, BX, CX, DX, SI, DI
61;--------------------------------------------------------------------
62%ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS
63ALIGN JUMP_ALIGN
64MenuBorders_RefreshItemBorders:
65 call MenuBorders_AdjustDisplayContextForDrawingBorders
66 call MenuLocation_GetItemBordersTopLeftCoordinatesToAX
67 CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
68
69 call MenuBorders_GetNumberOfMiddleCharactersToDX
70 jmp SHORT RefreshItemBorders
71%endif
72
73
74;--------------------------------------------------------------------
75; MenuBorders_AdjustDisplayContextForDrawingBorders
76; Parameters
77; SS:BP: Ptr to MENU
78; Returns:
79; Nothing
80; Corrupts registers:
81; AX, BX, SI, DI
82;--------------------------------------------------------------------
83ALIGN JUMP_ALIGN
84MenuBorders_AdjustDisplayContextForDrawingBorders:
85 mov bl, ATTRIBUTES_ARE_USED
86 mov ax, MenuCharOut_MenuTeletypeOutput
87 CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
88
89 call CharOutLineSplitter_GetFirstBorderLineColumnOffsetToAX
90 CALL_DISPLAY_LIBRARY SetCharacterOutputParameterFromAX
91
92 call MenuLocation_GetTitleBordersTopLeftCoordinatesToAX
93 CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
94
95 mov si, ATTRIBUTE_CHARS.cBordersAndBackground
96 jmp MenuAttribute_SetToDisplayContextFromTypeInSI
97
98
99;--------------------------------------------------------------------
100; MenuBorders_GetNumberOfMiddleCharactersToDX
101; Parameters
102; SS:BP: Ptr to MENU
103; Returns:
104; DX: Number of middle border characters when drawing border lines
105; Corrupts registers:
106; Nothing
107;--------------------------------------------------------------------
108ALIGN JUMP_ALIGN
109MenuBorders_GetNumberOfMiddleCharactersToDX:
110 eMOVZX dx, BYTE [bp+MENUINIT.bWidth]
111 sub dx, BYTE MENU_HORIZONTAL_BORDER_LINES
112 ret
113
114
115;--------------------------------------------------------------------
116; RefreshTitleBorders
117; Parameters
118; DX: Number of times to repeat middle character
119; SS:BP: Ptr to MENU
120; Returns:
121; Nothing
122; Corrupts registers:
123; AX, BX, CX, SI, DI
124;--------------------------------------------------------------------
125ALIGN JUMP_ALIGN
126RefreshTitleBorders:
127 call DrawTopBorderLine
128 eMOVZX cx, BYTE [bp+MENUINIT.bTitleLines]
129 jmp SHORT DrawTextBorderLinesByCXtimes
130
131;--------------------------------------------------------------------
132; RefreshInformationBorders
133; Parameters
134; DX: Number of times to repeat middle character
135; SS:BP: Ptr to MENU
136; Returns:
137; Nothing
138; Corrupts registers:
139; AX, BX, CX, SI, DI
140;--------------------------------------------------------------------
141ALIGN JUMP_ALIGN
142RefreshInformationBorders:
143 call DrawSeparationBorderLine
144 eMOVZX cx, BYTE [bp+MENUINIT.bInfoLines]
145 jmp SHORT DrawTextBorderLinesByCXtimes
146
147;--------------------------------------------------------------------
148; RefreshItemBorders
149; Parameters
150; DX: Number of times to repeat middle character
151; SS:BP: Ptr to MENU
152; Returns:
153; Nothing
154; Corrupts registers:
155; AX, BX, CX, SI, DI
156;--------------------------------------------------------------------
157ALIGN JUMP_ALIGN
158RefreshItemBorders:
159 call DrawSeparationBorderLine
160 call MenuScrollbars_GetMaxVisibleItemsOnPageToCX
161 ; Fall to DrawTextBorderLinesByCXtimes
162
163;--------------------------------------------------------------------
164; DrawTextBorderLinesByCXtimes
165; Parameters
166; CX: Number of border lines to draw
167; DX: Number of times to repeat middle character
168; SS:BP: Ptr to MENU
169; Returns:
170; Nothing
171; Corrupts registers:
172; AX, CX, SI, DI
173;--------------------------------------------------------------------
174DrawTextBorderLinesByCXtimes:
175 jcxz .NoBorderLinesToDraw
176ALIGN JUMP_ALIGN
177.DrawBordersWithFunctionInBX:
178 call DrawTextBorderLine
179 loop .DrawBordersWithFunctionInBX
180.NoBorderLinesToDraw:
181 ret
182
183
184;--------------------------------------------------------------------
185; DrawTopBorderLine
186; DrawSeparationBorderLine
187; DrawBottomBorderLine
188; DrawTimeoutCounterOverBottomBorderLine
189; DrawBottomShadowLine
190; DrawTextBorderLine
191; Parameters
192; DX: Number of times to repeat middle character
193; SS:BP: Ptr to MENU
194; Returns:
195; Nothing
196; Corrupts registers:
197; AX, SI, DI
198;--------------------------------------------------------------------
199ALIGN JUMP_ALIGN
200DrawTopBorderLine:
201 mov si, g_rgbTopBorderCharacters
202 call PrintBorderCharactersFromCSSI
203 jmp SHORT PrintNewlineToEndBorderLine
204
205ALIGN JUMP_ALIGN
206DrawSeparationBorderLine:
207 mov si, g_rgbSeparationBorderCharacters
208 jmp SHORT PrintBorderCharactersFromCSSIandShadowCharacter
209
210ALIGN JUMP_ALIGN
211DrawBottomBorderLine:
212 mov si, g_rgbBottomBorderCharacters
213 test BYTE [bp+MENU.bFlags], FLG_MENU_TIMEOUT_COUNTDOWN
214 jz SHORT PrintBorderCharactersFromCSSIandShadowCharacter
215
216 call DrawTimeoutCounterString
217 sub dx, BYTE MENU_TIMEOUT_STRING_CHARACTERS
218 mov si, g_BottomBorderWithTimeoutCharacters
219 call PrintBorderCharactersFromCSSIandShadowCharacter
220 add dx, BYTE MENU_TIMEOUT_STRING_CHARACTERS
221 ret
222
223ALIGN JUMP_ALIGN
224DrawBottomShadowLine:
225 CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX
226 inc ax ; Move one column left
227 CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
228 inc dx ; Increment repeat count...
229 inc dx ; ...for both corner characters
230 call PrintShadowCharactersByDXtimes
231 dec dx ; Restore...
232 dec dx ; ...DX
233 ret
234
235ALIGN JUMP_ALIGN
236DrawTextBorderLine:
237 mov si, g_rgbTextBorderCharacters
238 ; Fall to PrintBorderCharactersFromCSSIandShadowCharacter
239
240;--------------------------------------------------------------------
241; PrintBorderCharactersFromCSSIandShadowCharacter
242; Parameters
243; DX: Number of times to repeat middle character
244; CS:SI: Ptr to BORDER_CHARS
245; SS:BP: Ptr to MENU
246; Returns:
247; Nothing
248; Corrupts registers:
249; AX, SI, DI
250;--------------------------------------------------------------------
251ALIGN JUMP_ALIGN
252PrintBorderCharactersFromCSSIandShadowCharacter:
253 call PrintBorderCharactersFromCSSI
254 push dx
255 mov dx, 1
256 call PrintShadowCharactersByDXtimes
257 pop dx
258 ; Fall to PrintNewlineToEndBorderLine
259
260;--------------------------------------------------------------------
261; PrintNewlineToEndBorderLine
262; Parameters
263; SS:BP: Ptr to MENU
264; Returns:
265; Nothing
266; Corrupts registers:
267; AX, DI
268;--------------------------------------------------------------------
269ALIGN JUMP_ALIGN
270PrintNewlineToEndBorderLine:
271 CALL_DISPLAY_LIBRARY PrintNewlineCharacters
272 ret
273
274
275;--------------------------------------------------------------------
276; PrintShadowCharactersByDXtimes
277; Parameters
278; DX: Number of shadow characters to print
279; SS:BP: Ptr to MENU
280; Returns:
281; Nothing
282; Corrupts registers:
283; AX, SI, DI
284;--------------------------------------------------------------------
285ALIGN JUMP_ALIGN
286PrintShadowCharactersByDXtimes:
287 CALL_DISPLAY_LIBRARY PushDisplayContext
288
289 mov si, ATTRIBUTE_CHARS.cShadow
290 call MenuAttribute_SetToDisplayContextFromTypeInSI
291
292 push bx
293 mov bl, ATTRIBUTES_ARE_USED
294 mov ax, FAST_OUTPUT_WITH_ATTRIBUTE_ONLY
295 CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
296 pop bx
297
298 call MenuBorders_PrintMultipleBorderCharactersFromAL ; AL does not matter
299
300 CALL_DISPLAY_LIBRARY PopDisplayContext
301 ret
302
303
304;--------------------------------------------------------------------
305; PrintBorderCharactersFromCSSI
306; Parameters
307; DX: Number of times to repeat middle character
308; CS:SI: Ptr to BORDER_CHARS
309; SS:BP: Ptr to MENU
310; Returns:
311; Nothing
312; Corrupts registers:
313; AX, SI, DI
314;--------------------------------------------------------------------
315ALIGN JUMP_ALIGN
316PrintBorderCharactersFromCSSI:
317 eSEG cs
318 lodsb ; Load from [cs:si+BORDER_CHARS.cLeft] to AL
319 call MenuBorders_PrintSingleBorderCharacterFromAL
320
321 eSEG cs
322 lodsb ; Load from [cs:si+BORDER_CHARS.cMiddle] to AL
323 call MenuBorders_PrintMultipleBorderCharactersFromAL
324
325 eSEG cs
326 lodsb ; Load from [cs:si+BORDER_CHARS.cRight] to AL
327 ; Fall to MenuBorders_PrintSingleBorderCharacterFromAL
328
329;--------------------------------------------------------------------
330; MenuBorders_PrintSingleBorderCharacterFromAL
331; MenuBorders_PrintMultipleBorderCharactersFromAL
332; Parameters
333; AL: Character to print
334; DX: Repeat count (MenuBorders_PrintMultipleBorderCharactersFromAL)
335; SS:BP: Ptr to MENU
336; Returns:
337; Nothing
338; Corrupts registers:
339; AX, DI
340;--------------------------------------------------------------------
341ALIGN JUMP_ALIGN
342MenuBorders_PrintSingleBorderCharacterFromAL:
343 CALL_DISPLAY_LIBRARY PrintCharacterFromAL
344 ret
345
346ALIGN JUMP_ALIGN
347MenuBorders_PrintMultipleBorderCharactersFromAL:
348 push cx
349 mov cx, dx
350 CALL_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX
351 pop cx
352 ret
353
354
355;--------------------------------------------------------------------
356; DrawTimeoutCounterString
357; Parameters
358; SS:BP: Ptr to MENU
359; Returns:
360; Nothing
361; Corrupts registers:
362; AX, SI, DI
363;--------------------------------------------------------------------
364ALIGN JUMP_ALIGN
365DrawTimeoutCounterString:
366 call MenuTime_GetTimeoutSecondsLeftToAX
367 ; Fall to .PrintTimeoutStringWithSecondsInAX
368
369;--------------------------------------------------------------------
370; .PrintTimeoutStringWithSecondsInAX
371; Parameters
372; AX: Seconds to print
373; SS:BP: Ptr to MENU
374; Returns:
375; Nothing
376; Corrupts registers:
377; AX, SI, DI
378;--------------------------------------------------------------------
379.PrintTimeoutStringWithSecondsInAX:
380 ; Get attribute to AX
381 xchg di, ax
382 mov si, ATTRIBUTE_CHARS.cNormalTimeout
383 cmp di, BYTE MENU_TIMEOUT_SECONDS_FOR_HURRY
384 eCMOVB si, ATTRIBUTE_CHARS.cHurryTimeout
385 call MenuAttribute_GetToAXfromTypeInSI
386
387 push bp
388 mov bp, sp
389 mov si, g_szSelectionTimeout
390 push ax ; Push attribute
391 push di ; Push seconds
392 CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
393 pop bp
394 ret
395
396; Lookup tables for border characters
397g_rgbTopBorderCharacters:
398istruc BORDER_CHARS
399 at BORDER_CHARS.cLeft, db DOUBLE_TOP_LEFT_CORNER
400 at BORDER_CHARS.cMiddle, db DOUBLE_HORIZONTAL
401 at BORDER_CHARS.cRight, db DOUBLE_TOP_RIGHT_CORNER
402iend
403
404g_rgbSeparationBorderCharacters:
405istruc BORDER_CHARS
406 at BORDER_CHARS.cLeft, db DOUBLE_VERTICAL_TO_RIGHT_SINGLE
407 at BORDER_CHARS.cMiddle, db SINGLE_HORIZONTAL
408 at BORDER_CHARS.cRight, db DOUBLE_VERTICAL_TO_LEFT_SINGLE
409iend
410
411g_rgbBottomBorderCharacters:
412istruc BORDER_CHARS
413 at BORDER_CHARS.cLeft, db DOUBLE_BOTTOM_LEFT_CORNER
414 at BORDER_CHARS.cMiddle, db DOUBLE_HORIZONTAL
415 at BORDER_CHARS.cRight, db DOUBLE_BOTTOM_RIGHT_CORNER
416iend
417
418g_BottomBorderWithTimeoutCharacters:
419istruc BORDER_CHARS
420 at BORDER_CHARS.cLeft, db DOUBLE_RIGHT_HORIZONTAL_TO_SINGLE_VERTICAL
421 at BORDER_CHARS.cMiddle, db DOUBLE_HORIZONTAL
422 at BORDER_CHARS.cRight, db DOUBLE_BOTTOM_RIGHT_CORNER
423iend
424
425g_rgbTextBorderCharacters:
426istruc BORDER_CHARS
427 at BORDER_CHARS.cLeft, db DOUBLE_VERTICAL
428 at BORDER_CHARS.cMiddle, db ' '
429 at BORDER_CHARS.cRight, db DOUBLE_VERTICAL
430iend
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