1 /* ScummVM - Graphic Adventure Engine
2  *
3  * ScummVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the COPYRIGHT
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #include "common/system.h"
24 
25 #include "agos/agos.h"
26 #include "agos/intern.h"
27 
28 #include "graphics/surface.h"
29 
30 namespace AGOS {
31 
32 #ifdef ENABLE_AGOS2
doOutput(const byte * src,uint len)33 void AGOSEngine_Feeble::doOutput(const byte *src, uint len) {
34 	if (_textWindow == NULL)
35 		return;
36 
37 	while (len-- != 0 && !shouldQuit()) {
38 		if (getBitFlag(93)) {
39 			if (_curWindow == 3) {
40 				if ((_newLines >= _textWindow->scrollY) && (_newLines < (_textWindow->scrollY + 3)))
41 					sendWindow(*src);
42 				if (*src == '\n')		// Do two top lines of text only
43 					_newLines++;
44 				src++;
45 			}
46 		} else {
47 			if (getBitFlag(94)) {
48 				if (_curWindow == 3) {
49 					if (_newLines == (_textWindow->scrollY + 7))
50 						sendWindow(*src);
51 					if (*src == '\n')	// Do two top lines of text only
52 						_newLines++;
53 					src++;
54 				}
55 			} else {
56 				if (getBitFlag(92))
57 					delay(50);
58 				sendWindow(*src++);
59 			}
60 		}
61 	}
62 }
63 #endif
64 
doOutput(const byte * src,uint len)65 void AGOSEngine::doOutput(const byte *src, uint len) {
66 	uint idx;
67 
68 	if (_textWindow == NULL)
69 		return;
70 
71 	while (len-- != 0) {
72 		if (*src != 12 && _textWindow->iconPtr != NULL &&
73 				_fcsData1[idx = getWindowNum(_textWindow)] != 2) {
74 
75 			_fcsData1[idx] = 2;
76 			_fcsData2[idx] = 1;
77 		}
78 
79 		sendWindow(*src++);
80 	}
81 }
82 
clsCheck(WindowBlock * window)83 void AGOSEngine::clsCheck(WindowBlock *window) {
84 	uint index = getWindowNum(window);
85 	tidyIconArray(index);
86 	_fcsData1[index] = 0;
87 }
88 
tidyIconArray(uint i)89 void AGOSEngine::tidyIconArray(uint i) {
90 	WindowBlock *window;
91 
92 	if (_fcsData2[i]) {
93 		mouseOff();
94 		window = _windowArray[i];
95 		drawIconArray(i, window->iconPtr->itemRef, window->iconPtr->line, window->iconPtr->classMask);
96 		_fcsData2[i] = 0;
97 		mouseOn();
98 	}
99 }
100 
showMessageFormat(const char * s,...)101 void AGOSEngine::showMessageFormat(const char *s, ...) {
102 	char buf[STRINGBUFLEN];
103 	char *str;
104 	va_list va;
105 
106 	va_start(va, s);
107 	vsnprintf(buf, STRINGBUFLEN, s, va);
108 	va_end(va);
109 
110 	if (!_fcsData1[_curWindow]) {
111 		if (getGameType() == GType_ELVIRA1 || getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
112 			if (_showMessageFlag) {
113 				if (_windowArray[_curWindow]->flags & 128) {
114 					haltAnimation();
115 				}
116 			}
117 		}
118 		openTextWindow();
119 		if (!_showMessageFlag) {
120 			_windowArray[0] = _textWindow;
121 			justifyStart();
122 		}
123 		_showMessageFlag = true;
124 		_fcsData1[_curWindow] = 1;
125 	}
126 
127 	for (str = buf; *str; str++)
128 		justifyOutPut(*str);
129 }
130 
justifyStart()131 void AGOSEngine::justifyStart() {
132 	if (getGameType() == GType_FF || getGameType() == GType_PP) {
133 		_printCharCurPos = _textWindow->textColumn;
134 		_printCharMaxPos = _textWindow->width;
135 	} else {
136 		_printCharCurPos = _textWindow->textLength;
137 		_printCharMaxPos = _textWindow->textMaxLength;
138 	}
139 	_printCharPixelCount = 0;
140 	_numLettersToPrint = 0;
141 	_newLines = 0;
142 }
143 
justifyOutPut(byte chr)144 void AGOSEngine::justifyOutPut(byte chr) {
145 	if (chr == 12) {
146 		_numLettersToPrint = 0;
147 		_printCharCurPos = 0;
148 		_printCharPixelCount = 0;
149 		doOutput(&chr, 1);
150 		clsCheck(_textWindow);
151 	} else if (chr == 0 || chr == ' ' || chr == 10) {
152 		bool fit;
153 
154 		if (getGameType() == GType_FF || getGameType() == GType_PP) {
155 			fit = _printCharMaxPos - _printCharCurPos > _printCharPixelCount;
156 		} else {
157 			fit = _printCharMaxPos - _printCharCurPos >= _printCharPixelCount;
158 		}
159 
160 		if (fit) {
161 			_printCharCurPos += _printCharPixelCount;
162 			doOutput(_lettersToPrintBuf, _numLettersToPrint);
163 
164 			if (_printCharCurPos == _printCharMaxPos) {
165 				_printCharCurPos = 0;
166 			} else {
167 				if (chr)
168 					doOutput(&chr, 1);
169 				if (chr == 10)
170 					_printCharCurPos = 0;
171 				else if (chr != 0)
172 					_printCharCurPos += (getGameType() == GType_FF || getGameType() == GType_PP) ? getFeebleFontSize(chr) : 1;
173 			}
174 		} else {
175 			const byte newline_character = 10;
176 			_printCharCurPos = _printCharPixelCount;
177 			doOutput(&newline_character, 1);
178 			doOutput(_lettersToPrintBuf, _numLettersToPrint);
179 			if (chr == ' ') {
180 				doOutput(&chr, 1);
181 				_printCharCurPos += (getGameType() == GType_FF || getGameType() == GType_PP) ? getFeebleFontSize(chr) : 1;
182 			} else {
183 				doOutput(&chr, 1);
184 				_printCharCurPos = 0;
185 			}
186 		}
187 		_numLettersToPrint = 0;
188 		_printCharPixelCount = 0;
189 	} else {
190 		_lettersToPrintBuf[_numLettersToPrint++] = chr;
191 		_printCharPixelCount += (getGameType() == GType_FF || getGameType() == GType_PP) ? getFeebleFontSize(chr) : 1;
192 	}
193 }
194 
openTextWindow()195 void AGOSEngine::openTextWindow() {
196 	if (_textWindow) {
197 		if (getGameType() == GType_ELVIRA1 || getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
198 			if (_textWindow->flags & 0x80)
199 				clearWindow(_textWindow);
200 		}
201 		return;
202 	}
203 
204 	if (getGameType() == GType_FF || getGameType() == GType_PP)
205 		_textWindow = openWindow(64, 96, 384, 172, 1, 0, 15);
206 	else
207 		_textWindow = openWindow(8, 144, 24, 6, 1, 0, 15);
208 }
209 
windowPutChar(WindowBlock * window,byte c,byte b)210 void AGOSEngine_PN::windowPutChar(WindowBlock *window, byte c, byte b) {
211 	if (_mousePrintFG || _wiped)
212 		return;
213 	AGOSEngine::windowPutChar(window, c, b);
214 }
215 
windowPutChar(WindowBlock * window,byte c,byte b)216 void AGOSEngine::windowPutChar(WindowBlock *window, byte c, byte b) {
217 	byte width = 6;
218 
219 	if (c == 12) {
220 		clearWindow(window);
221 	} else if (c == 13 || c == 10) {
222 		windowNewLine(window);
223 	} else if ((c == 1 && _language != Common::HE_ISR) || (c == 8)) {
224 		if (_language == Common::HE_ISR) {
225 			if (b >= 64 && b < 91)
226 				width = _hebrewCharWidths [b - 64];
227 
228 			if (window->textLength != 0) {
229 				window->textLength--;
230 				window->textColumnOffset += width;
231 				if (window->textColumnOffset >= 8) {
232 					window->textColumnOffset -= 8;
233 					window->textColumn--;
234 				}
235 			}
236 		} else {
237 			int8 val = (c == 8) ? 6 : 4;
238 
239 			if (window->textLength != 0) {
240 				window->textLength--;
241 				window->textColumnOffset -= val;
242 				if ((int8)window->textColumnOffset < val) {
243 					window->textColumnOffset += 8;
244 					window->textColumn--;
245 				}
246 			}
247 		}
248 	} else if (c >= 32) {
249 		if (getGameType() == GType_FF || getGameType() == GType_PP) {
250 			// Ignore invalid characters
251 			if (c - 32 > 195)
252 				return;
253 
254 			windowDrawChar(window, window->textColumn + window->x, window->textRow + window->y, c);
255 			window->textColumn += getFeebleFontSize(c);
256 			return;
257 		}
258 
259 		// Ignore invalid characters
260 		if (c - 32 > 98)
261 			return;
262 
263 		if (window->textLength == window->textMaxLength) {
264 			windowNewLine(window);
265 		} else if (window->textRow == window->height) {
266 			windowNewLine(window);
267 			window->textRow--;
268 		}
269 
270 		if (_language == Common::HE_ISR) {
271 			if (c >= 64 && c < 91)
272 				width = _hebrewCharWidths [c - 64];
273 			window->textColumnOffset -= width;
274 			if (window->textColumnOffset >= width) {
275 				window->textColumnOffset += 8;
276 				window->textColumn++;
277 			}
278 			windowDrawChar(window, (window->width + window->x - window->textColumn) * 8, window->textRow * 8 + window->y, c);
279 			window->textLength++;
280 		} else {
281 			windowDrawChar(window, (window->textColumn + window->x) * 8, window->textRow * 8 + window->y, c);
282 
283 			window->textLength++;
284 			window->textColumnOffset += 6;
285 			if (getGameType() == GType_SIMON1 || getGameType() == GType_SIMON2) {
286 				if (c == 'i' || c == 'l')
287 					window->textColumnOffset -= 2;
288 			}
289 			if (window->textColumnOffset >= 8) {
290 				window->textColumnOffset -= 8;
291 				window->textColumn++;
292 			}
293 		}
294 	}
295 }
296 
297 #ifdef ENABLE_AGOS2
windowNewLine(WindowBlock * window)298 void AGOSEngine_Feeble::windowNewLine(WindowBlock *window) {
299 	if (_noOracleScroll == 0) {
300 		if (window->height < window->textRow + 30) {
301 			if (!getBitFlag(94)) {
302 				_noOracleScroll = 1;
303 				if (getBitFlag(92)) {
304 					_noOracleScroll = 0;
305 					checkLinkBox();
306 					scrollOracle();
307 					linksUp();
308 					window->scrollY++;
309 					_oracleMaxScrollY++;
310 				} else {
311 					_oracleMaxScrollY++;
312 					checkLinkBox();
313 				}
314 			}
315 		} else {
316 			window->textRow += 15;
317 			checkLinkBox();
318 		}
319 	} else {
320 		_oracleMaxScrollY++;
321 		checkLinkBox();
322 	}
323 
324 	window->textColumn = 0;
325 	window->textColumnOffset = 0;
326 	window->textLength = 0;
327 }
328 #endif
329 
windowNewLine(WindowBlock * window)330 void AGOSEngine::windowNewLine(WindowBlock *window) {
331 	window->textColumn = 0;
332 	window->textColumnOffset = (getGameType() == GType_ELVIRA2) ? 4 : 0;
333 	window->textLength = 0;
334 
335 	if (getGameType() == GType_PN) {
336 		window->textRow++;
337 		if (window->textRow == window->height) {
338 			windowScroll(window);
339 			window->textRow--;
340 		}
341 	} else {
342 		if (window->textRow == window->height) {
343 			if (getGameType() == GType_ELVIRA1 || getGameType() == GType_ELVIRA2 ||
344 				getGameType() == GType_WW) {
345 				windowScroll(window);
346 			}
347 		} else {
348 			window->textRow++;
349 		}
350 	}
351 }
352 
windowScroll(WindowBlock * window)353 void AGOSEngine::windowScroll(WindowBlock *window) {
354 	_videoLockOut |= 0x8000;
355 
356 	if (window->height != 1) {
357 		Graphics::Surface *screen = _system->lockScreen();
358 
359 		byte *src, *dst;
360 		uint16 w, h;
361 
362 		w = window->width * 8;
363 		h = (window->height -1) * 8;
364 
365 		dst = (byte *)screen->getBasePtr(window->x * 8, window->y);
366 		src = dst + 8 * screen->pitch;
367 
368 		do {
369 			memcpy(dst, src, w);
370 			src += screen->pitch;
371 			dst += screen->pitch;
372 		} while (--h);
373 
374 		_system->unlockScreen();
375 	}
376 
377 	colorBlock(window, window->x * 8, (window->height - 1) * 8 + window->y, window->width * 8, 8);
378 
379 	_videoLockOut &= ~0x8000;
380 }
381 } // End of namespace AGOS
382