mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-22 01:39:57 +00:00
472 lines
11 KiB
C++
472 lines
11 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001-2006 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/stdafx.h"
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#include "simon/simon.h"
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#include "simon/intern.h"
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using Common::File;
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namespace Simon {
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const byte *SimonEngine::getStringPtrByID(uint stringId) {
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const byte *string_ptr;
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byte *dst;
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_freeStringSlot ^= 1;
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if (stringId < 0x8000) {
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string_ptr = _stringTabPtr[stringId];
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} else {
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string_ptr = getLocalStringByID(stringId);
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}
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dst = _stringReturnBuffer[_freeStringSlot];
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strcpy((char *)dst, (const char *)string_ptr);
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return dst;
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}
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const byte *SimonEngine::getLocalStringByID(uint stringId) {
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if (stringId < _stringIdLocalMin || stringId >= _stringIdLocalMax) {
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loadTextIntoMem(stringId);
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}
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return _localStringtable[stringId - _stringIdLocalMin];
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}
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void SimonEngine::allocateStringTable(int num) {
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_stringTabPtr = (byte **)calloc(num, sizeof(byte *));
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_stringTabPos = 0;
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_stringtab_numalloc = num;
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}
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void SimonEngine::setupStringTable(byte *mem, int num) {
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int i = 0;
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for (;;) {
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_stringTabPtr[i++] = mem;
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if (--num == 0)
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break;
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for (; *mem; mem++);
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mem++;
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}
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_stringTabPos = i;
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}
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void SimonEngine::setupLocalStringTable(byte *mem, int num) {
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int i = 0;
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for (;;) {
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_localStringtable[i++] = mem;
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if (--num == 0)
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break;
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for (; *mem; mem++);
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mem++;
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}
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}
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uint SimonEngine::loadTextFile(const char *filename, byte *dst) {
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if (getFeatures() & GF_OLD_BUNDLE)
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return loadTextFile_simon1(filename, dst);
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else
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return loadTextFile_gme(filename, dst);
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}
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uint SimonEngine::loadTextFile_simon1(const char *filename, byte *dst) {
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File fo;
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fo.open(filename);
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uint32 size;
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if (fo.isOpen() == false)
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error("loadTextFile: Can't open '%s'", filename);
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size = fo.size();
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if (fo.read(dst, size) != size)
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error("loadTextFile: fread failed");
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fo.close();
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return size;
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}
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uint SimonEngine::loadTextFile_gme(const char *filename, byte *dst) {
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uint res;
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uint32 offs;
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uint32 size;
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res = atoi(filename + 4) + TEXT_INDEX_BASE - 1;
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offs = _gameOffsetsPtr[res];
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size = _gameOffsetsPtr[res + 1] - offs;
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readGameFile(dst, offs, size);
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return size;
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}
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void SimonEngine::loadTextIntoMem(uint stringId) {
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byte *p;
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char filename[30];
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int i;
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uint base_min = 0x8000, base_max, size;
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_tablesHeapPtr = _tablesheapPtrNew;
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_tablesHeapCurPos = _tablesHeapCurPosNew;
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p = _strippedTxtMem;
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// get filename
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while (*p) {
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for (i = 0; *p; p++, i++)
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filename[i] = *p;
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filename[i] = 0;
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p++;
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base_max = (p[0] * 256) | p[1];
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p += 2;
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if (stringId < base_max) {
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_stringIdLocalMin = base_min;
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_stringIdLocalMax = base_max;
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_localStringtable = (byte **)_tablesHeapPtr;
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size = (base_max - base_min + 1) * sizeof(byte *);
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_tablesHeapPtr += size;
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_tablesHeapCurPos += size;
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size = loadTextFile(filename, _tablesHeapPtr);
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setupLocalStringTable(_tablesHeapPtr, base_max - base_min + 1);
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_tablesHeapPtr += size;
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_tablesHeapCurPos += size;
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if (_tablesHeapCurPos > _tablesHeapSize) {
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error("loadTextIntoMem: Out of table memory");
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}
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return;
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}
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base_min = base_max;
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}
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error("loadTextIntoMem: didn't find %d", stringId);
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}
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static const byte charWidth[226] = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 6, 2, 4, 8, 6,10, 9, 2,
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4, 4, 6, 6, 3, 4, 2, 3, 6, 4,
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6, 6, 7, 6, 6, 6, 6, 6, 2, 3,
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7, 7, 7, 6,11, 8, 7, 8, 8, 7,
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6, 9, 8, 2, 6, 7, 6,10, 8, 9,
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7, 9, 7, 7, 8, 8, 8,12, 8, 8,
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7, 3, 3, 3, 6, 8, 3, 7, 7, 6,
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7, 7, 4, 7, 6, 2, 3, 6, 2,10,
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6, 7, 7, 7, 5, 6, 4, 7, 7,10,
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6, 6, 6, 0, 0, 0, 0, 0, 8, 6,
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7, 7, 7, 7, 7, 6, 7, 7, 7, 4,
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4, 3, 8, 8, 7, 0, 0, 7, 7, 7,
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6, 6, 6, 9, 8, 0, 0, 0, 0, 0,
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7, 3, 7, 6, 6, 8, 0, 6, 0, 0,
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0, 0, 0, 2, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 7
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};
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const char *getPixelLength(const char *string, uint16 maxWidth, uint16 &pixels) {
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pixels = 0;
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while (*string != 0) {
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byte chr = *string;
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if ((pixels + charWidth[chr]) > maxWidth)
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break;
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pixels += charWidth[chr];
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string++;
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}
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return string;
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}
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bool SimonEngine::printTextOf(uint a, uint x, uint y) {
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const byte *stringPtr;
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uint16 pixels, w;
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if (getGameType() == GType_SIMON2) {
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if (getBitFlag(79)) {
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Subroutine *sub;
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_variableArray[84] = a;
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sub = getSubroutineByID(5003);
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if (sub != NULL)
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startSubroutineEx(sub);
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return true;
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}
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}
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if (a >= _numTextBoxes)
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return false;
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stringPtr = getStringPtrByID(_stringIdArray2[a]);
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if (getGameType() == GType_FF) {
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getPixelLength((const char *)stringPtr, 400, pixels);
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w = pixels + 1;
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x -= w / 2;
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printScreenText(6, 0, (const char *)stringPtr, x, y, w);
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} else {
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showActionString(stringPtr);
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}
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return true;
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}
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bool SimonEngine::printNameOf(Item *item, uint x, uint y) {
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SubObject *subObject;
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const byte *stringPtr;
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uint16 pixels, w;
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if (item == 0 || item == _dummyItem2 || item == _dummyItem3)
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return false;
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subObject = (SubObject *)findChildOfType(item, 2);
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if (subObject == NULL)
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return false;
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stringPtr = getStringPtrByID(subObject->objectName);
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if (getGameType() == GType_FF) {
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getPixelLength((const char *)stringPtr, 400, pixels);
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w = pixels + 1;
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x -= w / 2;
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printScreenText(6, 0, (const char *)stringPtr, x, y, w);
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} else {
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showActionString(stringPtr);
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}
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return true;
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}
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void SimonEngine::printInteractText(uint16 num, const char *string) {
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char convertedString[320];
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char *convertedString2 = convertedString;
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const char *string2 = string;
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uint16 height = 15;
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uint16 w = 0xFFFF;
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uint16 b, pixels, x;
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// It doesn't really matter what 'w' is to begin with, as long as it's
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// something that cannot be generated by getPixelLength(). The original
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// used 620, which was a potential problem.
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while (1) {
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string2 = getPixelLength(string, 620, pixels);
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if (*string2 == 0x00) {
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if (w == 0xFFFF)
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w = pixels;
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strcpy(convertedString2, string);
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break;
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}
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while (*string2 != ' ') {
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byte chr = *string2;
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pixels -= charWidth[chr];
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string2--;
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}
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if (w == 0xFFFF)
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w = pixels;
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b = string2 - string;
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strncpy(convertedString2, string, b);
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convertedString2 += b;
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*convertedString2++ = '\n';
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height += 15;
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string = string2;
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}
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// ScrollX
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x = _variableArray[251];
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x += 20;
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if (num == 1)
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_interactY = 385;
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// Returned values for box definition
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_variableArray[51] = x;
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_variableArray[52] = _interactY;
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_variableArray[53] = w;
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_variableArray[54] = height;
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stopAnimateSimon2(2, num + 6);
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renderString(num, 0, w, height, convertedString);
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loadSprite(4, 2, num + 6, x, _interactY, 12);
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_interactY += height;
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}
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void SimonEngine::sendInteractText(uint16 num, const char *fmt, ...) {
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va_list arglist;
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char string[256];
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va_start(arglist, fmt);
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vsprintf(string, fmt, arglist);
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va_end(arglist);
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printInteractText(num, string);
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}
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void SimonEngine::printScreenText(uint vgaSpriteId, uint color, const char *string, int16 x, int16 y, int16 width) {
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char convertedString[320];
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char *convertedString2 = convertedString;
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const char *string2 = string;
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int16 height, talkDelay;
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int stringLength = strlen(string);
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int padding, lettersPerRow, lettersPerRowJustified;
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const int textHeight = (getGameType() == GType_FF) ? 15: 10;
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height = textHeight;
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lettersPerRow = width / 6;
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lettersPerRowJustified = stringLength / (stringLength / lettersPerRow + 1) + 1;
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talkDelay = (stringLength + 3) / 3;
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if ((getGameType() == GType_SIMON1) && (getFeatures() & GF_TALKIE)) {
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if (_variableArray[141] == 0)
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_variableArray[141] = 9;
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_variableArray[85] = _variableArray[141] * talkDelay;
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} else {
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if (_variableArray[86] == 0)
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talkDelay /= 2;
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if (_variableArray[86] == 2)
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talkDelay *= 2;
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_variableArray[85] = talkDelay * 5;
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}
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assert(stringLength > 0);
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if (getGameType() == GType_FF) {
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uint16 b, pixels, spaces;
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uint16 curWdth = width;
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while (1) {
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string2 = getPixelLength(string, curWdth, pixels);
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if (*string2 == 0) {
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spaces = (width - pixels) / 12;
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if (spaces != 0)
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spaces--;
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while (spaces) {
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*convertedString2++=' ';
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spaces--;
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}
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strcpy(convertedString2, string);
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break;
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}
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while (*string2 != ' ') {
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byte chr = *string2;
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pixels -= charWidth[chr];
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string2--;
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}
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spaces = (width - pixels) / 12;
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if (spaces != 0)
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spaces--;
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while (spaces) {
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*convertedString2++ = ' ';
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spaces--;
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}
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b = string2 - string;
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strncpy(convertedString2, string, b);
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convertedString2 += b;
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*convertedString2++ = '\n';
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height += textHeight;
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y -= textHeight;
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if (y < 2)
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y = 2;
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curWdth = pixels;
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string = string2;
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}
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} else {
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while (stringLength > 0) {
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int pos = 0;
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if (stringLength > lettersPerRow) {
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int removeLastWord = 0;
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if (lettersPerRow > lettersPerRowJustified) {
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pos = lettersPerRowJustified;
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while (string[pos] != ' ')
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pos++;
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if (pos > lettersPerRow)
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removeLastWord = 1;
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}
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if (lettersPerRow <= lettersPerRowJustified || removeLastWord) {
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pos = lettersPerRow;
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while (string[pos] != ' ' && pos > 0)
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pos--;
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}
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height += textHeight;
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y -= textHeight;
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} else
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pos = stringLength;
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padding = (lettersPerRow - pos) % 2 ?
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(lettersPerRow - pos) / 2 + 1 : (lettersPerRow - pos) / 2;
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while (padding--)
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*convertedString2++ = ' ';
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stringLength -= pos;
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while (pos--)
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*convertedString2++ = *string++;
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*convertedString2++ = '\n';
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string++; // skip space
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stringLength--; // skip space
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}
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*(convertedString2 - 1) = '\0';
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}
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if (getGameType() == GType_SIMON1)
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stopAnimateSimon1(vgaSpriteId + 199);
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else
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stopAnimateSimon2(2, vgaSpriteId);
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if (getGameType() == GType_FF) {
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renderString(1, color, width, height, convertedString);
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} else {
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color = color * 3 + 192;
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if (getPlatform() == Common::kPlatformAmiga)
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renderStringAmiga(vgaSpriteId, color, width, height, convertedString);
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else
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renderString(vgaSpriteId, color, width, height, convertedString);
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}
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int b = 4;
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if (getGameType() == GType_SIMON1 || getGameType() == GType_SIMON2) {
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if (!getBitFlag(133))
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b = 3;
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x /= 8;
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if (y < 2)
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y = 2;
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}
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if (getGameType() == GType_SIMON1)
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loadSprite(b, 2, vgaSpriteId + 199, x, y, 12);
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else
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loadSprite(b, 2, vgaSpriteId, x, y, 12);
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}
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} // End of namespace Simon
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