151 lines
5.0 KiB
C++
151 lines
5.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef DGDS_TTM_H
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#define DGDS_TTM_H
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#include "dgds/scripts.h"
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#include "dgds/font.h"
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namespace Dgds {
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class SoundRaw;
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class GetPutRegion {
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public:
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Common::Rect _area;
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Common::SharedPtr<Graphics::ManagedSurface> _surf;
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void reset();
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};
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class TTMEnviro : public ScriptParserData {
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public:
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TTMEnviro() : _totalFrames(330), _enviro(0), _creditScrollMeasure(0),
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_creditScrollYOffset(0), _xOff(0), _yOff(0), _xScroll(0), _yScroll(0),
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_lastSelectedSample(0), ScriptParserData() {
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ARRAYCLEAR(_scriptPals);
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}
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Common::Error syncState(Common::Serializer &s);
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uint16 _enviro;
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uint16 _totalFrames;
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Common::Array<int> _frameOffsets;
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Common::SharedPtr<Image> _scriptShapes[6];
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Common::Array<GetPutRegion> _getPuts;
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int _scriptPals[6];
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Common::String _strings[10];
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Common::Array<FontManager::FontType> _fonts;
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int16 _creditScrollMeasure;
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int16 _creditScrollYOffset;
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// The below are all globals in the original, but never get access from
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// multiple environments so cleaner to keep here?
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int16 _xOff;
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int16 _yOff;
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Common::SharedPtr<Image> _scrollShape;
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int16 _xScroll;
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int16 _yScroll;
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Common::SharedPtr<SoundRaw> _soundRaw;
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int16 _lastSelectedSample;
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};
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enum TTMRunType {
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kRunTypeStopped = 0,
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kRunTypeKeepGoing = 1,
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kRunTypeMulti = 2,
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kRunTypeTimeLimited = 3,
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kRunTypeFinished = 4,
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kRunTypePaused = 5,
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};
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// Note: this object needs to be safely copy-able - ADS opcodes 0x4000 and 0x4010 require it.
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struct TTMSeq {
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TTMSeq() : _enviro(0), _seqNum(0), _startFrame(0), _lastFrame(0), _timeCut(0),
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_currentBmpId(0), _currentGetPutId(0) {
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// Other members are initialized in the reset function.
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reset();
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}
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void reset();
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Common::Error syncState(Common::Serializer &s);
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int16 _enviro;
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int16 _seqNum;
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int16 _startFrame; // first frame in this sequence
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int16 _gotoFrame; // frame to GOTO (or -1 if not currently set)
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int16 _currentFrame; // currently executing frame
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int16 _lastFrame; // previous frame processed (-1 if none)
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bool _selfLoop; // does the script frame loop back on itself
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bool _executed; // has the current frame already been run
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uint32 _timeNext; // time the next frame should be run
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uint32 _timeCut; // time to finish execution
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Common::Rect _drawWin;
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// these current ids are called "slot"s in the original
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int16 _currentFontId; // aka slot 0
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int16 _currentPalId; // aka slot 1
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int16 _currentSongId; // aka slot 3
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int16 _currentBmpId; // aka slot 4
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int16 _currentGetPutId; // aka slot 5
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int16 _brushNum;
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byte _drawColFG;
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byte _drawColBG;
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int16 _runPlayed; // number of times the sequence has been started from ADS
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int16 _runCount; // number of times to play the sequence before stopping
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int16 _timeInterval; // interval between frames
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TTMRunType _runFlag;
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int16 _scriptFlag;
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};
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class TTMInterpreter {
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public:
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TTMInterpreter(DgdsEngine *vm);
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virtual ~TTMInterpreter() {};
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bool load(const Common::String &filename, TTMEnviro &env);
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void unload();
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bool run(TTMEnviro &env, TTMSeq &seq);
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void findAndAddSequences(TTMEnviro &scriptData, Common::Array<Common::SharedPtr<TTMSeq>> &seqArray);
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static Common::String readTTMStringVal(Common::SeekableReadStream *scr);
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int32 findGOTOTarget(const TTMEnviro &env, const TTMSeq &seq, int16 frame);
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protected:
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virtual void handleOperation(TTMEnviro &env, TTMSeq &seq, uint16 op, byte count, const int16 *ivals, const Common::String &sval, const Common::Array<Common::Point> &pts);
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void doWipeOp(uint16 code, const TTMEnviro &env, const TTMSeq &seq, const Common::Rect &r);
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int16 doInitCreditScrollOp(const Image *img);
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bool doCreditsScrollOp(const Image *img, int16 ygap, int16 ymax, int16 xoff, int16 measuredWidth, const Common::Rect &clipRect);
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void doDrawDialogForStrings(const TTMEnviro &env, const TTMSeq &seq, int16 x, int16 y, int16 width, int16 height);
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void doDrawSpriteOp(const TTMEnviro &env, const TTMSeq &seq, uint16 op, byte count, const int16 *ivals);
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void doFadeOutOp(int16 colorno, int16 ncolors, int16 targetcol, int16 speed);
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void doFadeInOp(int16 colorno, int16 ncolors, int16 targetcol, int16 speed);
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static const char *ttmOpName(uint16 op);
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DgdsEngine *_vm;
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int _stackDepth;
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};
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} // end namespace Dgds
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#endif // DGDS_TTM_H
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