Mercurial > molko

annotate libmlk-adventure/adventure/state/mainmenu.c @ 290:9948e288925b

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rpg: add support for items in battle
author David Demelier <markand@malikania.fr>
date Fri, 08 Jan 2021 12:56:10 +0100
parents 3991779aaba9
children 196264679079
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1 /*
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2 * mainmenu.c -- game main menu
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3 *
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4 * Copyright (c) 2020 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <assert.h>
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20 #include <stdlib.h>
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21 #include <string.h>
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22
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23 #include <core/alloc.h>
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24 #include <core/event.h>
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25 #include <core/font.h>
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26 #include <core/game.h>
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27 #include <core/image.h>
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28 #include <core/painter.h>
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29 #include <core/panic.h>
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30 #include <core/state.h>
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31 #include <core/texture.h>
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32 #include <core/util.h>
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33 #include <core/window.h>
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34
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35 #include <ui/align.h>
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36 #include <ui/label.h>
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37 #include <ui/theme.h>
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38
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39 #include <rpg/character.h>
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40
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41 #include <adventure/assets.h>
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42 #include <adventure/molko.h>
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43 #include <adventure/adventure_p.h>
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44
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45 #include <adventure/item/potion.h>
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46 #include <adventure/character/neth.h>
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47
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48 #include "mainmenu.h"
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49 #include "continue.h"
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50
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51 struct self {
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52 struct state state;
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53
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54 struct {
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55 struct texture tex;
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56 int x;
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57 int y;
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58 } texts[4];
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59
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60 unsigned int itemsel; /* Selected item. */
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61 };
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62
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63 static void
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64 new(void)
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65 {
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66 /* TODO: temporary. */
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67 molko.team.members[0] = &character_neth;
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68 character_reset(molko.team.members[0]);
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69 molko.team.members[0]->hp = molko.team.members[0]->hpmax;
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70 molko.team.members[0]->mp = molko.team.members[0]->mpmax;
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71 inventory_add(&molko.inventory, &item_potion, 10);
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72
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73 molko_teleport("maps/map-world.map", -1, -1);
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74 }
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75
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76 static void
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77 resume(void)
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78 {
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79 game_switch(state_continue_new(), false);
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80 }
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81
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82 static void
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83 quit(void)
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84 {
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85 game_quit();
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86 }
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87
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88 static void
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89 perform(struct self *self)
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90 {
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91 assert(self->itemsel < 3);
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92
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93 static void (*handlers[])(void) = {
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94 [0] = new,
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95 [1] = resume,
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96 [2] = quit
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97 };
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98
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99 handlers[self->itemsel]();
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100 }
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101
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102 static void
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103 init_title(struct self *self, struct font *font)
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104 {
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105 if (!font_render(font, &self->texts[3].tex, "Molko's Adventure", 0x000000ff))
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106 panic();
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107
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108 /* Align header. */
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109 align(ALIGN_CENTER, &self->texts[3].x, NULL, self->texts[3].tex.w, self->texts[3].tex.h,
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110 0, 0, window.w, window.h);
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111
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112 self->texts[3].y = self->texts[3].x;
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113 }
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114
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115 static void
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116 init_items(struct self *self, struct font *font)
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117 {
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118 if (!font_render(font, &self->texts[0].tex, _("New"), 0x000000ff) ||
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119 !font_render(font, &self->texts[1].tex, _("Continue"), 0x000000ff) ||
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120 !font_render(font, &self->texts[2].tex, _("Quit"), 0x000000ff))
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121 panic();
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122
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123 self->texts[0].x = (window.w / 2) - (self->texts[0].tex.w / 2);
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124 self->texts[0].y = window.h * 0.75;
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125
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126 self->texts[1].x = self->texts[0].x;
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127 self->texts[1].y = self->texts[0].y + self->texts[0].tex.h;
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128
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129 self->texts[2].x = self->texts[0].x;
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130 self->texts[2].y = self->texts[1].y + self->texts[1].tex.h;
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131 }
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132
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133 static void
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134 start(struct state *state)
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135 {
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136 struct self *self = state->data;
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137 struct font fonts[2];
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138
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139 if (!font_open(&fonts[0], molko_path("fonts/teutonic.ttf"), 130) ||
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140 !font_open(&fonts[1], molko_path("fonts/pirata-one.ttf"), 30))
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141 panic();
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142
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143 fonts[0].style = fonts[1].style = FONT_STYLE_ANTIALIASED;
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144
259
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145 init_title(self, &fonts[0]);
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146 init_items(self, &fonts[1]);
162
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147
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148 font_finish(&fonts[0]);
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149 font_finish(&fonts[1]);
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150 }
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151
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152 static void
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153 handle(struct state *state, const union event *event)
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154 {
259
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155 struct self *self = state->data;
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156
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157 switch (event->type) {
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158 case EVENT_QUIT:
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159 game_quit();
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160 break;
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161 case EVENT_KEYDOWN:
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162 switch (event->key.key) {
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163 case KEY_UP:
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164 self->itemsel = self->itemsel == 0 ? 2 : self->itemsel - 1;
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165 break;
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166 case KEY_DOWN:
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167 self->itemsel = (self->itemsel + 1) % 3;
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168 break;
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169 case KEY_ENTER:
259
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170 perform(self);
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171 break;
80
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172 default:
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173 break;
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174 }
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175 break;
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176 default:
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177 break;
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178 }
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179 }
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180
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181 static void
162
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182 draw(struct state *state)
80
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183 {
259
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184 struct self *self = state->data;
286
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185 struct sprite *cursor = &assets_sprites[ASSETS_SPRITE_UI_CURSOR];
267
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186 int x, y;
162
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187
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188 painter_set_color(0xffffffff);
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189 painter_clear();
80
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190
261
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191 for (size_t i = 0; i < UTIL_SIZE(self->texts); ++i)
259
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192 texture_draw(&self->texts[i].tex, self->texts[i].x, self->texts[i].y);
80
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193
267
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194 x = self->texts[self->itemsel].x;
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195 x -= cursor->cellw * 2;
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196 y = self->texts[self->itemsel].y;
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197 y += self->texts[self->itemsel].tex.h / 2;
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198 y -= cursor->cellh / 2;
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199
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200 sprite_draw(cursor, 1, 2, x, y);
212
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201 painter_present();
80
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202 }
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203
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204 static void
162
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205 finish(struct state *state)
80
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206 {
259
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207 struct self *self = state->data;
80
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208
261
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209 for (size_t i = 0; i < UTIL_SIZE(self->texts); ++i)
259
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210 texture_finish(&self->texts[i].tex);
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211
259
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212 free(self);
80
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213 }
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214
259
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215 struct state *
282
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216 state_mainmenu_new(void)
80
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217 {
259
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218 struct self *self;
80
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219
259
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220 self = alloc_new0(sizeof (*self));
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221 self->state.data = self;
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222 self->state.start = start;
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223 self->state.handle = handle;
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224 self->state.draw = draw;
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225 self->state.finish = finish;
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226
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227 return &self->state;
162
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228 }