1 (* Copyright (C) Doom 2D: Forever Developers
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, version 3 of the License ONLY.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 {$INCLUDE ../shared/a_modes.inc}
22 {$IFDEF USE_MEMPOOL}mempool
,{$ENDIF}
23 g_base
, r_graphics
, MAPDEF
, ImagingTypes
, Imaging
, ImagingUtility
;
26 TLevelTexture
= record
27 textureName
: AnsiString;
30 false: (textureID
: LongWord);
31 true: (framesID
: LongWord; framesCount
: Byte; speed
: Byte);
34 TLevelTextureArray
= array of TLevelTexture
;
36 TAnimationState
= class{$IFDEF USE_MEMPOOL}(TPoolObject
){$ENDIF}
40 mCounter
: Byte; // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
41 mSpeed
: Byte; // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
42 mCurrentFrame
: Integer; // Òåêóùèé êàäð (íà÷èíàÿ ñ 0)
43 mLoop
: Boolean; // Ïåðåõîäèòü íà ïåðâûé êàäð ïîñëå ïîñëåäíåãî?
44 mEnabled
: Boolean; // Ðàáîòà ðàçðåøåíà?
45 mPlayed
: Boolean; // Ïðîèãðàíà âñÿ õîòÿ áû ðàç?
46 mMinLength
: Byte; // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
47 mRevert
: Boolean; // Ñìåíà êàäðîâ îáðàòíàÿ?
52 constructor Create (aloop
: Boolean; aspeed
: Byte; len
: Integer);
53 destructor Destroy (); override;
59 procedure revert (r
: Boolean);
61 procedure saveState (st
: TStream
);
62 procedure loadState (st
: TStream
);
64 // function totalFrames (): Integer; inline;
67 property played
: Boolean read mPlayed
;
68 property enabled
: Boolean read mEnabled
;
69 property isReverse
: Boolean read mRevert
;
70 property loop
: Boolean read mLoop write mLoop
;
71 property speed
: Byte read mSpeed write mSpeed
;
72 property minLength
: Byte read mMinLength write mMinLength
;
73 property currentFrame
: Integer read mCurrentFrame write mCurrentFrame
;
74 property currentCounter
: Byte read mCounter write mCounter
;
75 property counter
: Byte read mCounter
;
76 property blending
: Boolean read mBlending write mBlending
;
77 property alpha
: Byte read mAlpha write mAlpha
;
80 TAnimation
= class{$IFDEF USE_MEMPOOL}(TPoolObject
){$ENDIF}
85 mCounter
: Byte; // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
86 mSpeed
: Byte; // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
87 mCurrentFrame
: Integer; // Òåêóùèé êàäð (íà÷èíàÿ ñ 0)
88 mLoop
: Boolean; // Ïåðåõîäèòü íà ïåðâûé êàäð ïîñëå ïîñëåäíåãî?
89 mEnabled
: Boolean; // Ðàáîòà ðàçðåøåíà?
90 mPlayed
: Boolean; // Ïðîèãðàíà âñÿ õîòÿ áû ðàç?
93 mMinLength
: Byte; // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
94 mRevert
: Boolean; // Ñìåíà êàäðîâ îáðàòíàÿ?
97 constructor Create (aframesID
: LongWord; aloop
: Boolean; aspeed
: Byte);
98 destructor Destroy (); override;
103 procedure disable ();
104 procedure revert (r
: Boolean);
106 procedure saveState (st
: TStream
);
107 procedure loadState (st
: TStream
);
109 function totalFrames (): Integer; inline;
112 property played
: Boolean read mPlayed
;
113 property enabled
: Boolean read mEnabled
;
114 property isReverse
: Boolean read mRevert
;
115 property loop
: Boolean read mLoop write mLoop
;
116 property speed
: Byte read mSpeed write mSpeed
;
117 property minLength
: Byte read mMinLength write mMinLength
;
118 property currentFrame
: Integer read mCurrentFrame write mCurrentFrame
;
119 property currentCounter
: Byte read mCounter write mCounter
;
120 property counter
: Byte read mCounter
;
121 property blending
: Boolean read mBlending write mBlending
;
122 property alpha
: Byte read mAlpha write mAlpha
;
123 property framesId
: LongWord read mId
;
124 property width
: Word read mWidth
;
125 property height
: Word read mHeight
;
127 property id
: LongWord read mId
;
133 g_game
, e_log
, g_basic
, g_console
, wadreader
, r_animations
,
134 g_language
, utils
, xstreams
;
139 constructor TAnimationState
.Create (aloop
: Boolean; aspeed
: Byte; len
: Integer);
153 destructor TAnimationState
.Destroy
;
158 procedure TAnimationState
.update
;
160 if (not mEnabled
) then exit
;
164 if (mCounter
>= mSpeed
) then
166 // Îæèäàíèå ìåæäó êàäðàìè çàêîí÷èëîñü
167 // Îáðàòíûé ïîðÿäîê êàäðîâ?
170 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
171 if (mCurrentFrame
= 0) then
173 if (mLength
* mSpeed
+ mCounter
< mMinLength
) then exit
;
177 mPlayed
:= (mCurrentFrame
< 0);
179 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
183 mCurrentFrame
:= mLength
- 1
192 // Ïðÿìîé ïîðÿäîê êàäðîâ
193 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
194 if (mCurrentFrame
= mLength
- 1) then
196 if (mLength
* mSpeed
+ mCounter
< mMinLength
) then exit
;
200 mPlayed
:= (mCurrentFrame
> mLength
- 1);
202 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
205 if mLoop
then mCurrentFrame
:= 0 else mCurrentFrame
-= 1;
213 procedure TAnimationState
.reset
;
216 mCurrentFrame
:= mLength
- 1
223 procedure TAnimationState
.disable
;
228 procedure TAnimationState
.enable
;
233 procedure TAnimationState
.revert (r
: Boolean);
239 procedure TAnimationState
.saveState (st
: TStream
);
241 if (st
= nil) then exit
;
243 utils
.writeSign(st
, 'ANIM');
244 utils
.writeInt(st
, Byte(0)); // version
245 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
246 utils
.writeInt(st
, Byte(mCounter
));
248 utils
.writeInt(st
, LongInt(mCurrentFrame
));
249 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
250 utils
.writeBool(st
, mPlayed
);
251 // Alpha-êàíàë âñåé òåêñòóðû
252 utils
.writeInt(st
, Byte(mAlpha
));
254 utils
.writeInt(st
, Byte(mBlending
));
255 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
256 utils
.writeInt(st
, Byte(mSpeed
));
257 // Çàöèêëåíà ëè àíèìàöèÿ
258 utils
.writeBool(st
, mLoop
);
260 utils
.writeBool(st
, mEnabled
);
261 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
262 utils
.writeInt(st
, Byte(mMinLength
));
263 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
264 utils
.writeBool(st
, mRevert
);
268 procedure TAnimationState
.loadState (st
: TStream
);
270 if (st
= nil) then exit
;
272 if not utils
.checkSign(st
, 'ANIM') then raise XStreamError
.Create('animation chunk expected');
273 if (utils
.readByte(st
) <> 0) then raise XStreamError
.Create('invalid animation chunk version');
274 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
275 mCounter
:= utils
.readByte(st
);
277 mCurrentFrame
:= utils
.readLongInt(st
);
278 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
279 mPlayed
:= utils
.readBool(st
);
280 // Alpha-êàíàë âñåé òåêñòóðû
281 mAlpha
:= utils
.readByte(st
);
283 mBlending
:= utils
.readBool(st
);
284 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
285 mSpeed
:= utils
.readByte(st
);
286 // Çàöèêëåíà ëè àíèìàöèÿ
287 mLoop
:= utils
.readBool(st
);
289 mEnabled
:= utils
.readBool(st
);
290 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
291 mMinLength
:= utils
.readByte(st
);
292 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
293 mRevert
:= utils
.readBool(st
);
301 constructor TAnimation
.Create (aframesID
: LongWord; aloop
: Boolean; aspeed
: Byte);
303 if (aframesID
>= Length(framesArray
)) then
305 //raise Exception.Create('trying to create inexisting frame: something is very wrong here');
306 e_LogWritefln('trying to create inexisting frame %u of %u: something is very wrong here', [aframesID
, LongWord(Length(framesArray
))], TMsgType
.Warning
);
308 if (Length(framesArray
) = 0) then raise Exception
.Create('trying to create inexisting frame: something is very wrong here');
318 mWidth
:= framesArray
[mId
].FrameWidth
;
319 mHeight
:= framesArray
[mId
].FrameHeight
;
323 destructor TAnimation
.Destroy ();
329 procedure TAnimation
.update ();
331 if (not mEnabled
) then exit
;
335 if (mCounter
>= mSpeed
) then
337 // Îæèäàíèå ìåæäó êàäðàìè çàêîí÷èëîñü
338 // Îáðàòíûé ïîðÿäîê êàäðîâ?
341 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
342 if (mCurrentFrame
= 0) then
344 if (Length(framesArray
[mId
].TexturesID
)*mSpeed
+mCounter
< mMinLength
) then exit
;
348 mPlayed
:= (mCurrentFrame
< 0);
350 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
353 if mLoop
then mCurrentFrame
:= High(framesArray
[mId
].TexturesID
) else mCurrentFrame
+= 1;
360 // Ïðÿìîé ïîðÿäîê êàäðîâ
361 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
362 if (mCurrentFrame
= High(framesArray
[mId
].TexturesID
)) then
364 if (Length(framesArray
[mId
].TexturesID
)*mSpeed
+mCounter
< mMinLength
) then exit
;
368 mPlayed
:= (mCurrentFrame
> High(framesArray
[mId
].TexturesID
));
370 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
373 if mLoop
then mCurrentFrame
:= 0 else mCurrentFrame
-= 1;
382 procedure TAnimation
.reset ();
384 if mRevert
then mCurrentFrame
:= High(framesArray
[mId
].TexturesID
) else mCurrentFrame
:= 0;
390 procedure TAnimation
.disable (); begin mEnabled
:= false; end;
391 procedure TAnimation
.enable (); begin mEnabled
:= true; end;
394 function TAnimation
.totalFrames (): Integer; inline; begin result
:= Length(framesArray
[mId
].TexturesID
); end;
397 procedure TAnimation
.revert (r
: Boolean);
404 procedure TAnimation
.saveState (st
: TStream
);
406 if (st
= nil) then exit
;
408 utils
.writeSign(st
, 'ANIM');
409 utils
.writeInt(st
, Byte(0)); // version
410 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
411 utils
.writeInt(st
, Byte(mCounter
));
413 utils
.writeInt(st
, LongInt(mCurrentFrame
));
414 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
415 utils
.writeBool(st
, mPlayed
);
416 // Alpha-êàíàë âñåé òåêñòóðû
417 utils
.writeInt(st
, Byte(mAlpha
));
419 utils
.writeInt(st
, Byte(mBlending
));
420 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
421 utils
.writeInt(st
, Byte(mSpeed
));
422 // Çàöèêëåíà ëè àíèìàöèÿ
423 utils
.writeBool(st
, mLoop
);
425 utils
.writeBool(st
, mEnabled
);
426 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
427 utils
.writeInt(st
, Byte(mMinLength
));
428 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
429 utils
.writeBool(st
, mRevert
);
433 procedure TAnimation
.loadState (st
: TStream
);
435 if (st
= nil) then exit
;
437 if not utils
.checkSign(st
, 'ANIM') then raise XStreamError
.Create('animation chunk expected');
438 if (utils
.readByte(st
) <> 0) then raise XStreamError
.Create('invalid animation chunk version');
439 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
440 mCounter
:= utils
.readByte(st
);
442 mCurrentFrame
:= utils
.readLongInt(st
);
443 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
444 mPlayed
:= utils
.readBool(st
);
445 // Alpha-êàíàë âñåé òåêñòóðû
446 mAlpha
:= utils
.readByte(st
);
448 mBlending
:= utils
.readBool(st
);
449 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
450 mSpeed
:= utils
.readByte(st
);
451 // Çàöèêëåíà ëè àíèìàöèÿ
452 mLoop
:= utils
.readBool(st
);
454 mEnabled
:= utils
.readBool(st
);
455 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
456 mMinLength
:= utils
.readByte(st
);
457 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
458 mRevert
:= utils
.readBool(st
);