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annotate src/core/message.c @ 67:7187c0d9b9c0

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core: implement message action, closes #2467
author David Demelier <markand@malikania.fr>
date Mon, 27 Jan 2020 13:04:19 +0100
parents 80a913d25aa9
children 1aec066bcdae
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1 /*
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2 * message.c -- message dialog
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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 "action.h"
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24 #include "event.h"
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25 #include "font.h"
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26 #include "message.h"
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27 #include "painter.h"
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28 #include "sprite.h"
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29 #include "texture.h"
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30 #include "util.h"
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31 #include "window.h"
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32
65
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33 #define MESSAGE_SPEED 200 /* Time delay for animations */
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34 #define MESSAGE_TIMEOUT 5000 /* Time for auto-closing */
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35
67
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36 static void
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37 action_handle(struct action *action, const union event *ev)
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38 {
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39 assert(action);
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40 assert(ev);
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41
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42 message_handle(action->data, ev);
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43 }
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44
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45 static bool
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46 action_update(struct action *action, unsigned int ticks)
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47 {
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48 assert(action);
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49
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50 return message_update(action->data, ticks);
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51 }
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52
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53 static void
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54 action_draw(struct action *action)
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55 {
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56 assert(action);
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57
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58 message_draw(action->data);
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59 }
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60
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61 static void
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62 action_finish(struct action *action)
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63 {
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64 assert(action);
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65
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66 message_finish(action->data);
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67 free(action->data);
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68 }
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69
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70 static unsigned int
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71 average(const struct message *msg)
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72 {
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73 unsigned int n = 0;
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74 unsigned int total = 0;
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75
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76 for (int i = 0; i < 6; ++i) {
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77 if (msg->textures[i]) {
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78 n += 1;
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79 total += texture_height(msg->textures[i]);
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80 }
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81 }
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82
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83 return n > 0 ? total / n : 0;
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84 }
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85
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86 static void
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87 clear(struct message *msg)
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88 {
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89 for (unsigned int i = 0; i < 12; ++i) {
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90 if (msg->textures[i]) {
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91 texture_close(msg->textures[i]);
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92 msg->textures[i] = NULL;
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93 }
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94 }
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95 }
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96
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97 static void
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98 redraw(struct message *msg)
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99 {
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100 clear(msg);
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101
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102 /* Generate textures if not already done. */
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103 for (unsigned int i = 0; i < 6; ++i) {
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104 if (!msg->text[i])
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105 continue;
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106
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107 /* Normal lines of text. */
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108 unsigned long color = msg->colors[0];
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109
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110 if (msg->flags & MESSAGE_QUESTION && msg->index == i)
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111 color = msg->colors[1];
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112
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113 if (!msg->textures[i])
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114 msg->textures[i] = font_render(
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115 msg->font,
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116 msg->text[i],
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117 color
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118 );
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119 if (!msg->textures[i + 6])
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120 msg->textures[i + 6] = font_render(
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121 msg->font,
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122 msg->text[i],
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123 0x000000ff
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124 );
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125 }
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126 }
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127
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128 void
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129 message_start(struct message *msg)
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130 {
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131 assert(msg);
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132
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133 msg->elapsed = 0;
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134 msg->state = MESSAGE_OPENING;
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135 msg->height[0] = texture_height(msg->frame);
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136 msg->height[1] = 0;
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137
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138 redraw(msg);
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139 }
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140
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141 void
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142 message_handle(struct message *msg, const union event *ev)
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143 {
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diff changeset
144 assert(msg);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
145 assert(ev);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
146
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
147 if (ev->type != EVENT_KEYDOWN || msg->state == MESSAGE_NONE)
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David Demelier <markand@malikania.fr>
parents: 62
diff changeset
148 return;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
149
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
150 switch (ev->key.key) {
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
151 case KEY_UP:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
152 if (msg->index > 0)
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
153 msg->index--;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
154 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
155 case KEY_DOWN:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
156 if (msg->index < 5 && msg->text[msg->index + 1])
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
157 msg->index++;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
158 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
159 case KEY_ENTER:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
160 msg->state = MESSAGE_HIDING;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
161 msg->elapsed = 0;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
162 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
163 default:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
164 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
165 }
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
166
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
167 redraw(msg);
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
168 }
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David Demelier <markand@malikania.fr>
parents:
diff changeset
169
60
7266c750b649 core: simplify message
David Demelier <markand@malikania.fr>
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diff changeset
170 bool
46
b815621df3e3 core: remove all fixed width integers, closes #2460
David Demelier <markand@malikania.fr>
parents: 28
diff changeset
171 message_update(struct message *msg, unsigned int ticks)
24
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parents:
diff changeset
172 {
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David Demelier <markand@malikania.fr>
parents:
diff changeset
173 assert(msg);
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David Demelier <markand@malikania.fr>
parents:
diff changeset
174
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David Demelier <markand@malikania.fr>
parents:
diff changeset
175 msg->elapsed += ticks;
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David Demelier <markand@malikania.fr>
parents:
diff changeset
176
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David Demelier <markand@malikania.fr>
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diff changeset
177 switch (msg->state) {
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David Demelier <markand@malikania.fr>
parents:
diff changeset
178 case MESSAGE_OPENING:
64
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diff changeset
179 msg->height[1] += texture_height(msg->frame) * ticks / MESSAGE_SPEED;
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
180
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
181 if (msg->height[1] > msg->height[0])
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
182 msg->height[1] = msg->height[0];
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
183 if (msg->elapsed >= MESSAGE_SPEED) {
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
184 msg->state = MESSAGE_SHOWING;
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
185 msg->elapsed = 0;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
186 }
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
187
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
188 break;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
189 case MESSAGE_SHOWING:
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
190 /* Do automatically switch state if requested by the user. */
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
191 if (msg->flags & MESSAGE_AUTOMATIC && msg->elapsed >= MESSAGE_TIMEOUT) {
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
192 msg->state = MESSAGE_HIDING;
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
193 msg->elapsed = 0;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
194 }
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
195
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
196 break;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
197 case MESSAGE_HIDING:
64
da9b7462ab92 core: implement question, closes #2464 @2h
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diff changeset
198 msg->height[1] -= texture_height(msg->frame) * ticks / MESSAGE_SPEED;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
199
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
200 if (msg->elapsed >= MESSAGE_SPEED) {
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
201 msg->state = MESSAGE_NONE;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
202 msg->elapsed = 0;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
203 }
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
204
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
205 break;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
206 default:
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
207 break;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
208 }
60
7266c750b649 core: simplify message
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
209
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
210 return msg->state == MESSAGE_NONE;
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
211 }
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David Demelier <markand@malikania.fr>
parents:
diff changeset
212
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
213 void
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David Demelier <markand@malikania.fr>
parents:
diff changeset
214 message_draw(struct message *msg)
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David Demelier <markand@malikania.fr>
parents:
diff changeset
215 {
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David Demelier <markand@malikania.fr>
parents:
diff changeset
216 assert(msg);
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
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diff changeset
217 assert(msg->frame);
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
218
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
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diff changeset
219 const unsigned int w = texture_width(msg->frame);
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
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diff changeset
220 const unsigned int h = texture_height(msg->frame);
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
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diff changeset
221 const unsigned int x = (window_width() / 2) - (w / 2);
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
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diff changeset
222 const unsigned int y = 80;
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
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diff changeset
223 const unsigned int avgh = average(msg);
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
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diff changeset
224 const unsigned int gapy = (h - (avgh * 6)) / 7;
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
225
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
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diff changeset
226 switch (msg->state) {
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
227 case MESSAGE_OPENING:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
228 case MESSAGE_HIDING:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
229 texture_draw_ex(msg->frame, 0, 0, w, msg->height[1], x, y, w, msg->height[1], 0);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
230 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
231 case MESSAGE_SHOWING:
da9b7462ab92 core: implement question, closes #2464 @2h
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parents: 62
diff changeset
232 texture_draw(msg->frame, x, y);
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
233
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
234 for (int i = 0; i < 6; ++i) {
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
235 /* TODO: avatar handling */
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
236 const int real_x = x + 20;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
237 const int real_y = y + ((i + 1) * gapy) + (i * avgh);
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
238
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
239 if (!msg->textures[i])
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
240 continue;
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
241
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
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diff changeset
242 texture_draw(msg->textures[i + 6], real_x + 2, real_y + 2);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
243 texture_draw(msg->textures[i], real_x, real_y);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
244 }
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
245 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
246 default:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
247 break;
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
248 }
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
249 }
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
250
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
251 void
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David Demelier <markand@malikania.fr>
parents:
diff changeset
252 message_hide(struct message *msg)
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
253 {
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
254 assert(msg);
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
255
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
256 msg->state = MESSAGE_HIDING;
24
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David Demelier <markand@malikania.fr>
parents:
diff changeset
257 msg->elapsed = 0;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
258 }
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
259
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
260 void
67
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
261 message_finish(struct message *msg)
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
262 {
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
263 assert(msg);
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
264
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
265 clear(msg);
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
266 }
67
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
267
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
268 void
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
269 message_action(const struct message *msg, struct action *action)
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
270 {
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
271 assert(msg);
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
272 assert(action);
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
273
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
274 memset(action, 0, sizeof (struct action));
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
275 action->data = ememdup(msg, sizeof (struct message));
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
276 action->handle = action_handle;
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
277 action->update = action_update;
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
278 action->draw = action_draw;
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
279 action->finish = action_finish;
7187c0d9b9c0 core: implement message action, closes #2467
David Demelier <markand@malikania.fr>
parents: 65
diff changeset
280 }