1 /*
2     C-Dogs SDL
3     A port of the legendary (and fun) action/arcade cdogs.
4     Copyright (c) 2013-2016, 2018-2019 Cong Xu
5     All rights reserved.
6 
7     Redistribution and use in source and binary forms, with or without
8     modification, are permitted provided that the following conditions are met:
9 
10     Redistributions of source code must retain the above copyright notice, this
11     list of conditions and the following disclaimer.
12     Redistributions in binary form must reproduce the above copyright notice,
13     this list of conditions and the following disclaimer in the documentation
14     and/or other materials provided with the distribution.
15 
16     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17     AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18     IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19     ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20     LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21     CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22     SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23     INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25     ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26     POSSIBILITY OF SUCH DAMAGE.
27 */
28 #pragma once
29 
30 #include <json/json.h>
31 
32 #include "defs.h"
33 #include "grafx.h"
34 #include "pic.h"
35 
36 typedef struct
37 {
38 	Pic pic;
39 	char *name;
40 } NamedPic;
41 typedef struct
42 {
43 	CArray pics;	// of Pic
44 	char *name;
45 } NamedSprites;
46 
47 typedef enum
48 {
49 	PICTYPE_NORMAL,
50 	PICTYPE_DIRECTIONAL,
51 	PICTYPE_ANIMATED,
52 	PICTYPE_ANIMATED_RANDOM
53 } PicType;
54 PicType StrPicType(const char *s);
55 // Abstract drawable pic, can draw multiple types of pics
56 typedef struct
57 {
58 	PicType Type;
59 	union
60 	{
61 		const Pic *Pic;
62 		const CArray *Sprites;	// of Pic
63 		struct
64 		{
65 			const CArray *Sprites;	// of Pic
66 			int Count;
67 			int Frame;
68 			int TicksPerFrame;
69 		} Animated;
70 	} u;
71 	color_t Mask;
72 } CPic;
73 typedef struct
74 {
75 	direction_e Dir;
76 	struct vec2i Offset;
77 	double Radians;
78 	struct vec2 Scale;
79 	color_t Mask;
80 	SDL_RendererFlip Flip;
81 } CPicDrawContext;
82 CPicDrawContext CPicDrawContextNew(void);
83 typedef void (*DrawCPicFunc)(GraphicsDevice *, const int, const struct vec2i);
84 
85 void NamedPicFree(NamedPic *n);
86 
87 void NamedSpritesInit(NamedSprites *ns, const char *name);
88 void NamedSpritesFree(NamedSprites *ns);
89 
90 void CPicLoadJSON(CPic *p, json_t *node);
91 void CPicInitNormal(CPic *p, const Pic *pic);
92 void CPicInitNormalFromName(CPic *p, const char *name);
93 void CPicLoadNormal(CPic *p, const json_t *node);
94 bool CPicIsLoaded(const CPic *p);
95 struct vec2i CPicGetSize(const CPic *p);
96 // Copy everything except frame
97 void CPicCopyPic(CPic *dest, const CPic *src);
98 void CPicUpdate(CPic *p, const int ticks);
99 const Pic *CPicGetPic(const CPic *p, const int idx);
100 void CPicDraw(
101 	GraphicsDevice *g, const CPic *p,
102 	const struct vec2i pos, const CPicDrawContext *context);
103