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comparison src/libmlk-adventure/adventure/state/mainmenu.c @ 320:8f9937403749

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misc: improve loading of data
author David Demelier <markand@malikania.fr>
date Fri, 01 Oct 2021 20:30:00 +0200
parents libmlk-adventure/adventure/state/mainmenu.c@d01e83210ca2
children
comparison
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319:b843eef4cc35 320:8f9937403749
1 /*
2 * mainmenu.c -- game main menu
3 *
4 * Copyright (c) 2020-2021 David Demelier <markand@malikania.fr>
5 *
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include <assert.h>
20 #include <stdlib.h>
21 #include <string.h>
22
23 #include <core/alloc.h>
24 #include <core/event.h>
25 #include <core/font.h>
26 #include <core/game.h>
27 #include <core/image.h>
28 #include <core/painter.h>
29 #include <core/panic.h>
30 #include <core/state.h>
31 #include <core/texture.h>
32 #include <core/util.h>
33 #include <core/window.h>
34
35 #include <ui/align.h>
36 #include <ui/label.h>
37 #include <ui/theme.h>
38
39 #include <rpg/character.h>
40
41 #include <adventure/assets.h>
42 #include <adventure/molko.h>
43 #include <adventure/adventure_p.h>
44
45 #include <adventure/item/potion.h>
46 #include <adventure/character/neth.h>
47
48 #include "mainmenu.h"
49 #include "continue.h"
50
51 struct self {
52 struct state state;
53
54 struct {
55 struct texture tex;
56 int x;
57 int y;
58 } texts[4];
59
60 unsigned int itemsel; /* Selected item. */
61 };
62
63 static void
64 new(void)
65 {
66 /* TODO: temporary. */
67 molko.team.members[0] = &character_neth;
68 character_reset(molko.team.members[0]);
69 molko.team.members[0]->hp = molko.team.members[0]->hpmax;
70 molko.team.members[0]->mp = molko.team.members[0]->mpmax;
71 inventory_add(&molko.inventory, &item_potion, 10);
72
73 molko_teleport("maps/map-world.map", -1, -1);
74 }
75
76 static void
77 resume(void)
78 {
79 game_push(state_continue_new());
80 }
81
82 static void
83 quit(void)
84 {
85 game_quit();
86 }
87
88 static void
89 perform(struct self *self)
90 {
91 assert(self->itemsel < 3);
92
93 static void (*handlers[])(void) = {
94 [0] = new,
95 [1] = resume,
96 [2] = quit
97 };
98
99 handlers[self->itemsel]();
100 }
101
102 static void
103 init_title(struct self *self, struct font *font)
104 {
105 if (font_render(font, &self->texts[3].tex, "Molko's Adventure", 0x000000ff) < 0)
106 panic();
107
108 /* Align header. */
109 align(ALIGN_CENTER, &self->texts[3].x, NULL, self->texts[3].tex.w, self->texts[3].tex.h,
110 0, 0, window.w, window.h);
111
112 self->texts[3].y = self->texts[3].x;
113 }
114
115 static void
116 init_items(struct self *self, struct font *font)
117 {
118 if (font_render(font, &self->texts[0].tex, _("New"), 0x000000ff) < 0 ||
119 font_render(font, &self->texts[1].tex, _("Continue"), 0x000000ff) < 0 ||
120 font_render(font, &self->texts[2].tex, _("Quit"), 0x000000ff) < 0)
121 panic();
122
123 self->texts[0].x = (window.w / 2) - (self->texts[0].tex.w / 2);
124 self->texts[0].y = window.h * 0.75;
125
126 self->texts[1].x = self->texts[0].x;
127 self->texts[1].y = self->texts[0].y + self->texts[0].tex.h;
128
129 self->texts[2].x = self->texts[0].x;
130 self->texts[2].y = self->texts[1].y + self->texts[1].tex.h;
131 }
132
133 static void
134 start(struct state *state)
135 {
136 struct self *self = state->data;
137 struct font fonts[2];
138
139 if (font_open(&fonts[0], molko_path("fonts/teutonic.ttf"), 130) < 0||
140 font_open(&fonts[1], molko_path("fonts/pirata-one.ttf"), 30) < 0)
141 panic();
142
143 fonts[0].style = fonts[1].style = FONT_STYLE_ANTIALIASED;
144
145 init_title(self, &fonts[0]);
146 init_items(self, &fonts[1]);
147
148 font_finish(&fonts[0]);
149 font_finish(&fonts[1]);
150 }
151
152 static void
153 handle(struct state *state, const union event *event)
154 {
155 struct self *self = state->data;
156
157 switch (event->type) {
158 case EVENT_QUIT:
159 game_quit();
160 break;
161 case EVENT_KEYDOWN:
162 switch (event->key.key) {
163 case KEY_UP:
164 self->itemsel = self->itemsel == 0 ? 2 : self->itemsel - 1;
165 break;
166 case KEY_DOWN:
167 self->itemsel = (self->itemsel + 1) % 3;
168 break;
169 case KEY_ENTER:
170 perform(self);
171 break;
172 default:
173 break;
174 }
175 break;
176 default:
177 break;
178 }
179 }
180
181 static void
182 draw(struct state *state)
183 {
184 struct self *self = state->data;
185 struct sprite *cursor = &assets_sprites[ASSETS_SPRITE_UI_CURSOR];
186 int x, y;
187
188 painter_set_color(0xffffffff);
189 painter_clear();
190
191 for (size_t i = 0; i < UTIL_SIZE(self->texts); ++i)
192 texture_draw(&self->texts[i].tex, self->texts[i].x, self->texts[i].y);
193
194 x = self->texts[self->itemsel].x;
195 x -= cursor->cellw * 2;
196 y = self->texts[self->itemsel].y;
197 y += self->texts[self->itemsel].tex.h / 2;
198 y -= cursor->cellh / 2;
199
200 sprite_draw(cursor, 1, 2, x, y);
201 painter_present();
202 }
203
204 static void
205 finish(struct state *state)
206 {
207 struct self *self = state->data;
208
209 for (size_t i = 0; i < UTIL_SIZE(self->texts); ++i)
210 texture_finish(&self->texts[i].tex);
211
212 free(self);
213 }
214
215 struct state *
216 state_mainmenu_new(void)
217 {
218 struct self *self;
219
220 self = alloc_new0(sizeof (*self));
221 self->state.data = self;
222 self->state.start = start;
223 self->state.handle = handle;
224 self->state.draw = draw;
225 self->state.finish = finish;
226
227 return &self->state;
228 }