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annotate src/libmlk-rpg/rpg/message.c @ 391:9334b420c975

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rpg: don't use fixed size messages
author David Demelier <markand@malikania.fr>
date Tue, 15 Feb 2022 20:35:23 +0100
parents 460c78706989
children 73eabfd50410
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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) 2020-2022 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>
24
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22
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23 #include <core/action.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/maths.h>
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27 #include <core/painter.h>
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28 #include <core/panic.h>
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29 #include <core/sprite.h>
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30 #include <core/trace.h>
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31 #include <core/util.h>
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32
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33 #include <ui/align.h>
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34 #include <ui/frame.h>
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35 #include <ui/label.h>
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36 #include <ui/theme.h>
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37
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38 #include "message.h"
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39 #include "rpg_p.h"
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40
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41 #define THEME(msg) (msg->theme ? msg->theme : theme_default())
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42
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43 static void
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44 handle(struct action *action, const union event *ev)
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45 {
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46 assert(action);
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47 assert(ev);
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48
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49 message_handle(action->data, ev);
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50 }
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51
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52 static int
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53 update(struct action *action, unsigned int ticks)
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54 {
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55 assert(action);
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56
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57 return message_update(action->data, ticks);
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58 }
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59
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60 static void
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61 draw(struct action *action)
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62 {
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63 assert(action);
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64
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65 message_draw(action->data);
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66 }
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67
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68 static void
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69 draw_frame(const struct message *msg)
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70 {
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71 assert(msg);
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72
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73 struct frame frame = {
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74 .w = msg->w,
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75 .h = msg->h,
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76 .theme = msg->theme
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77 };
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78
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79 frame_draw(&frame);
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80 }
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81
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82 static inline unsigned int
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83 min_width(const struct message *msg)
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84 {
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85 assert(msg);
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86
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87 unsigned int maxw = 0, w = 0;
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88
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89 for (size_t i = 0; i < msg->linesz; ++i) {
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90 if (!msg->lines[i])
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91 continue;
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92 if (font_query(THEME(msg)->fonts[THEME_FONT_INTERFACE], msg->lines[i], &w, NULL) < 0)
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93 panic();
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94 if (w > maxw)
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95 maxw = w;
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96 }
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97
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98 return (THEME(msg)->padding * 2) + maxw;
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99 }
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100
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101 static inline unsigned int
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102 min_height(const struct message *msg)
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103 {
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104 assert(msg);
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105
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106 const struct theme *th = THEME(msg);
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107 const unsigned int lh = font_height(th->fonts[THEME_FONT_INTERFACE]);
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108
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109 return (th->padding * 2) + (msg->linesz * lh) + ((msg->linesz - 1) * msg->spacing);
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110 }
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111
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112 static void
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113 draw_lines(const struct message *msg)
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114 {
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115 struct theme theme;
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116 struct label label;
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117 unsigned int lw, lh;
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118
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119 /*
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120 * We need a copy of the current theme because we will alter the label
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121 * color depending on the selection.
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122 */
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123 theme_shallow(&theme, THEME(msg));
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124
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125 for (size_t i = 0; i < msg->linesz; ++i) {
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126 if (!msg->lines[i])
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127 continue;
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128 if (font_query(theme.fonts[THEME_FONT_INTERFACE], msg->lines[i], &lw, &lh) < 0)
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129 panic();
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130
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131 label.theme = &theme;
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132 label.x = theme.padding;
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133 label.y = theme.padding + (i * (lh + msg->spacing));
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134 label.text = msg->lines[i];
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135 label.flags = LABEL_FLAGS_SHADOW;
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136
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137 if (label.x + lw > msg->w)
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138 tracef(_("message width too small: %u < %u"), msg->w, min_width(msg));
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139 if (label.y + lh > msg->h)
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140 tracef(_("message height too small: %u < %u"), msg->h, min_height(msg));
140
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David Demelier <markand@malikania.fr>
parents: 136
diff changeset
141
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
142 /*
145
7f1af54bb35a core: rework label alignment, closes #2494 @1h
David Demelier <markand@malikania.fr>
parents: 141
diff changeset
143 * The function label_draw will use THEME_COLOR_NORMAL to draw
7f1af54bb35a core: rework label alignment, closes #2494 @1h
David Demelier <markand@malikania.fr>
parents: 141
diff changeset
144 * text and THEME_COLOR_SHADOW so if we have selected a line
7f1af54bb35a core: rework label alignment, closes #2494 @1h
David Demelier <markand@malikania.fr>
parents: 141
diff changeset
145 * we need to cheat the normal color.
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
146 */
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
147 if (msg->flags & MESSAGE_FLAGS_QUESTION && msg->index == (unsigned int)i)
159
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
148 theme.colors[THEME_COLOR_NORMAL] = THEME(msg)->colors[THEME_COLOR_SELECTED];
145
7f1af54bb35a core: rework label alignment, closes #2494 @1h
David Demelier <markand@malikania.fr>
parents: 141
diff changeset
149 else
159
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
150 theme.colors[THEME_COLOR_NORMAL] = THEME(msg)->colors[THEME_COLOR_NORMAL];
157
fb306ed990f8 ui: make message more flexible, closes #2501
David Demelier <markand@malikania.fr>
parents: 153
diff changeset
151
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
152 label_draw(&label);
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
153 }
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
154 }
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
155
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
156 void
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
157 message_start(struct message *msg)
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
158 {
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
159 assert(msg);
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
160
141
4eeeccf2b732 core: add trace/vtrace functions, closes #2493
David Demelier <markand@malikania.fr>
parents: 140
diff changeset
161 if (msg->flags & (MESSAGE_FLAGS_FADEIN|MESSAGE_FLAGS_FADEOUT))
4eeeccf2b732 core: add trace/vtrace functions, closes #2493
David Demelier <markand@malikania.fr>
parents: 140
diff changeset
162 assert(msg->delay > 0);
4eeeccf2b732 core: add trace/vtrace functions, closes #2493
David Demelier <markand@malikania.fr>
parents: 140
diff changeset
163
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
164 msg->elapsed = 0;
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
165 msg->scale = msg->flags & MESSAGE_FLAGS_FADEIN ? 0.0 : 1.0;
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
166 msg->state = msg->flags & MESSAGE_FLAGS_FADEIN
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
167 ? MESSAGE_STATE_OPENING
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
168 : MESSAGE_STATE_SHOWING;
141
4eeeccf2b732 core: add trace/vtrace functions, closes #2493
David Demelier <markand@malikania.fr>
parents: 140
diff changeset
169
4eeeccf2b732 core: add trace/vtrace functions, closes #2493
David Demelier <markand@malikania.fr>
parents: 140
diff changeset
170 if (msg->flags & MESSAGE_FLAGS_AUTOMATIC && msg->timeout == 0)
241
76afe639fd72 misc: add support for NLS, closes #22510 @4h
David Demelier <markand@malikania.fr>
parents: 174
diff changeset
171 tracef(_("message is automatic but has zero timeout"));
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
172 }
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
173
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
174 void
159
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
175 message_query(const struct message *msg, unsigned int *w, unsigned int *h)
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
176 {
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
177 assert(msg);
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
178
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
179 if (w)
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
180 *w = min_width(msg);
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
181 if (h)
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
182 *h = min_height(msg);
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
183 }
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
184
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
185 void
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
186 message_handle(struct message *msg, const union event *ev)
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
187 {
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
188 assert(msg);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
189 assert(ev);
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
190
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
191 /* Skip if the message animation hasn't complete. */
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
192 if (msg->state != MESSAGE_STATE_SHOWING)
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
193 return;
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
194
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
195 /* Only keyboard event are valid. */
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
196 if (ev->type != EVENT_KEYDOWN || msg->state == MESSAGE_STATE_NONE)
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
197 return;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
198
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
199 switch (ev->key.key) {
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
200 case KEY_UP:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
201 if (msg->index > 0)
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
202 msg->index--;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
203 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
204 case KEY_DOWN:
391
9334b420c975 rpg: don't use fixed size messages
David Demelier <markand@malikania.fr>
parents: 378
diff changeset
205 if (msg->index + 1 < msg->linesz && msg->lines[msg->index + 1])
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
206 msg->index++;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
207 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
208 case KEY_ENTER:
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
209 msg->state = msg->flags & MESSAGE_FLAGS_FADEOUT
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
210 ? MESSAGE_STATE_HIDING
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
211 : MESSAGE_STATE_NONE;
64
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
212 msg->elapsed = 0;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
213 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
214 default:
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
215 break;
da9b7462ab92 core: implement question, closes #2464 @2h
David Demelier <markand@malikania.fr>
parents: 62
diff changeset
216 }
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
217 }
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
218
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
219 int
46
b815621df3e3 core: remove all fixed width integers, closes #2460
David Demelier <markand@malikania.fr>
parents: 28
diff changeset
220 message_update(struct message *msg, unsigned int ticks)
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
221 {
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
222 assert(msg);
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
223
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
224 msg->elapsed += ticks;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
225
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
226 switch (msg->state) {
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
227 case MESSAGE_STATE_OPENING:
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
228 msg->scale = (double)msg->elapsed / (double)msg->delay;
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
229
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
230 if (msg->scale > 1)
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
231 msg->scale = 1;
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
232
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
233 if (msg->elapsed >= msg->delay) {
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
234 msg->state = MESSAGE_STATE_SHOWING;
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
235 msg->elapsed = 0;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
236 }
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
237
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
238 break;
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
239 case MESSAGE_STATE_SHOWING:
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
240 /* Do automatically switch state if requested by the user. */
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
241 if (msg->flags & MESSAGE_FLAGS_AUTOMATIC && msg->elapsed >= msg->timeout) {
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
242 msg->state = msg->flags & MESSAGE_FLAGS_FADEOUT
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
243 ? MESSAGE_STATE_HIDING
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
244 : MESSAGE_STATE_NONE;
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
245 msg->elapsed = 0;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
246 }
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
247
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
248 break;
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
249 case MESSAGE_STATE_HIDING:
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
250 msg->scale = 1 - (double)msg->elapsed / (double)msg->delay;
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
251
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
252 if (msg->scale < 0)
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
253 msg->scale = 0;
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
254 if (msg->elapsed >= msg->delay) {
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
255 msg->state = MESSAGE_STATE_NONE;
62
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
256 msg->elapsed = 0;
d07acc6ee4d9 core: improve message
David Demelier <markand@malikania.fr>
parents: 60
diff changeset
257 }
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
258
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
259 break;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
260 default:
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
261 break;
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
262 }
60
7266c750b649 core: simplify message
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
263
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
264 return msg->state == MESSAGE_STATE_NONE;
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents: 97
diff changeset
265 }
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents: 97
diff changeset
266
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
267 void
174
6992085d47fd ui: major theme overhaul, closes #2509 @1h
David Demelier <markand@malikania.fr>
parents: 168
diff changeset
268 message_draw(const struct message *msg)
24
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
269 {
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
270 assert(msg);
4a06503641eb core: start basic implementation of dialog, continue #2449 @2h
David Demelier <markand@malikania.fr>
parents:
diff changeset
271
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
272 struct texture tex;
140
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
273 int x, y;
453651d76f7c core: upgrade message in terms of customization
David Demelier <markand@malikania.fr>
parents: 136
diff changeset
274 unsigned int w, h;
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
275
159
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
276 if (msg->w == 0 || msg->h == 0) {
241
76afe639fd72 misc: add support for NLS, closes #22510 @4h
David Demelier <markand@malikania.fr>
parents: 174
diff changeset
277 tracef(_("message has null dimensions"));
159
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
278 return;
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
279 }
e05a792f6910 ui: make message less clever and provide spacing field
David Demelier <markand@malikania.fr>
parents: 158
diff changeset
280
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
281 if (texture_new(&tex, msg->w, msg->h) < 0)
100
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
282 panic();
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
283
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
284 PAINTER_BEGIN(&tex);
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
parents: 99
diff changeset
285 draw_frame(msg);
ef9135c34505 message: improve rendering and add example
David Demelier <markand@malikania.fr>
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diff changeset
286 draw_lines(msg);
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287 PAINTER_END();
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288
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289 /* Compute scaling. */
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290 w = msg->w * msg->scale;
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291 h = msg->h * msg->scale;
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292
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293 /* Centerize within its drawing area. */
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294 align(ALIGN_CENTER, &x, &y, w, h, msg->x, msg->y, msg->w, msg->h);
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295
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296 /* Draw and clear. */
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297 texture_scale(&tex, 0, 0, msg->w, msg->h, x, y, w, h, 0);
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298 texture_finish(&tex);
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299 }
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300
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301 void
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302 message_hide(struct message *msg)
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303 {
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304 assert(msg);
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305
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306 msg->state = MESSAGE_STATE_HIDING;
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307 msg->elapsed = 0;
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308 }
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309
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310 void
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311 message_action(struct message *msg, struct action *action)
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312 {
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313 assert(msg);
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314 assert(action);
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315
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316 memset(action, 0, sizeof (struct action));
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317 action->data = msg;
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318 action->handle = handle;
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319 action->update = update;
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320 action->draw = draw;
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321
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322 message_start(msg);
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323 }