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annotate libmlk-ui/mlk/ui/notify.c @ 587:c027304ced27

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misc: add NLS for ui/rpg
author David Demelier <markand@malikania.fr>
date Sat, 18 Mar 2023 20:29:15 +0100
parents d49a05e7a5b5
children ed1d3244ed57
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1 /*
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2 * notify.c -- in game notifications
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3 *
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4 * Copyright (c) 2020-2023 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 <stddef.h>
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21 #include <string.h>
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22
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23 #include <mlk/core/font.h>
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24 #include <mlk/core/painter.h>
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25 #include <mlk/core/texture.h>
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26 #include <mlk/core/trace.h>
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27 #include <mlk/core/util.h>
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28 #include <mlk/core/window.h>
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29
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30 #include "align.h"
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31 #include "notify.h"
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32 #include "ui.h"
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33 #include "ui_p.h"
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34
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35 #define WIDTH (mlk_window.w / 2.5)
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36 #define HEIGHT (mlk_window.h / 10)
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37 #define MAX (4)
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38 #define FONT (mlk_notify_style.text_font ? mlk_notify_style.text_font : mlk_ui_fonts[MLK_UI_FONT_INTERFACE])
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39
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40 struct geo {
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41 const struct mlk_theme *theme;
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42 int frame_x;
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43 int frame_y;
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44 unsigned int frame_w;
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45 unsigned int frame_h;
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46 int icon_x;
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47 int icon_y;
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48 int title_x;
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49 int title_y;
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50 int body_x;
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51 int body_y;
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52 };
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53
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54 static struct mlk_notify stack[MAX];
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55
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56 static void
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57 geometry(struct geo *geo, const struct mlk_notify *n, size_t index)
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58 {
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59 struct mlk_font *font;
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60 int x, y;
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61
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62 /* Determine notification position. */
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63 x = mlk_window.w - mlk_notify_style.padding;
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64 x -= WIDTH;
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65
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66 y = mlk_notify_style.padding * (index + 1);
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67 y += HEIGHT * index;
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68
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69 font = mlk_ui_fonts[MLK_UI_FONT_INTERFACE];
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70
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71 /* Content frame. */
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72 geo->frame_x = x;
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73 geo->frame_y = y;
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74 geo->frame_w = WIDTH;
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75 geo->frame_h = HEIGHT;
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76
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77 /* Align icon at the left center. */
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78 if (n->icon->h >= HEIGHT) {
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79 mlk_tracef(_("notification icon is too large: %u > %u"), n->icon->h, HEIGHT);
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80 geo->icon_x = x + mlk_notify_style.padding;
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81 geo->icon_y = y + mlk_notify_style.padding;
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82 } else {
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83 mlk_align(MLK_ALIGN_LEFT, &geo->icon_x, &geo->icon_y, n->icon->w, n->icon->h, x, y, WIDTH, HEIGHT);
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84 geo->icon_x += geo->icon_y - y;
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85 }
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86
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87 /* Align title to the right of the icon at the same y coordinate. */
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88 geo->title_x = geo->icon_x + n->icon->w + mlk_notify_style.padding;
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89 geo->title_y = geo->icon_y + (mlk_notify_style.padding / 2);
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90 geo->title_y -= mlk_font_height(font) / 2;
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91
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92 /* Align body so it ends at the end of the icon. */
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93 geo->body_x = geo->title_x;
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94 geo->body_y = geo->icon_y + n->icon->h - (mlk_notify_style.padding / 2);
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95 geo->body_y -= mlk_font_height(font) / 2;
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96 }
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97
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98 static void
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99 draw_frame(const struct geo *geo)
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100 {
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101 mlk_painter_set_color(mlk_notify_style.border_color);
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102 mlk_painter_draw_rectangle(geo->frame_x, geo->frame_y, geo->frame_w, geo->frame_h);
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103 mlk_painter_set_color(mlk_notify_style.bg_color);
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104 mlk_painter_draw_rectangle(
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105 geo->frame_x + mlk_notify_style.border_size,
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106 geo->frame_y + mlk_notify_style.border_size,
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107 geo->frame_w - (mlk_notify_style.border_size * 2),
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108 geo->frame_h - (mlk_notify_style.border_size * 2)
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109 );
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110 }
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111
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112 static void
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113 draw_icon(const struct geo *geo, const struct mlk_notify *n)
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114 {
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115 mlk_texture_draw(n->icon, geo->icon_x, geo->icon_y);
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116 }
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117
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118 static void
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119 draw_title(const struct geo *geo, const struct mlk_notify *n)
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120 {
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121 mlk_ui_draw_text(
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122 MLK_ALIGN_NONE,
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123 FONT,
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124 mlk_notify_style.text_color,
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125 n->title,
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126 geo->title_x,
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127 geo->title_y,
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128 0,
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129 0
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130 );
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131 }
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132
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133 static void
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134 draw_body(const struct geo *geo, const struct mlk_notify *n)
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135 {
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136 mlk_ui_draw_text(
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137 MLK_ALIGN_NONE,
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138 FONT,
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139 mlk_notify_style.text_color,
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140 n->body,
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141 geo->body_x,
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142 geo->body_y,
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143 0,
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144 0
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145 );
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146 }
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147
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148 static void
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149 delegate_draw(const struct mlk_notify *n, size_t index)
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150 {
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151 struct geo geo;
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152
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153 /* Compute notification size and widgets. */
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154 geometry(&geo, n, index);
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155
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156 draw_frame(&geo);
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157 draw_icon(&geo, n);
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158 draw_title(&geo, n);
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159 draw_body(&geo, n);
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160 }
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161
507
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162 struct mlk_notify_style mlk_notify_style = {
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163 .bg_color = MLK_UI_COLOR_BG,
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164 .border_color = MLK_UI_COLOR_BORDER,
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165 .border_size = 2,
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166 .delay = 5000,
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167 .padding = 10
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168 };
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169
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170 struct mlk_notify_delegate mlk_notify_delegate = {
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171 .stack = stack,
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172 .stacksz = MLK_UTIL_SIZE(stack),
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173 .draw = delegate_draw
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174 };
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175
327
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176 void
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177 mlk_notify(const struct mlk_texture *icon, const char *title, const char *body)
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178 {
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179 assert(icon);
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180 assert(title);
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181 assert(body);
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182
494
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183 struct mlk_notify *n;
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184
507
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185 if (mlk_notify_delegate.length >= mlk_notify_delegate.stacksz) {
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186 memmove(&mlk_notify_delegate.stack[0],
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187 &mlk_notify_delegate.stack[1],
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188 sizeof (mlk_notify_delegate.stack[0]) - mlk_notify_delegate.stacksz - 1);
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189 n = &mlk_notify_delegate.stack[mlk_notify_delegate.length - 1];
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190 } else
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191 n = &mlk_notify_delegate.stack[mlk_notify_delegate.length++];
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192
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193 memset(n, 0, sizeof (*n));
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194 n->icon = icon;
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195 n->title = title;
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196 n->body = body;
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197 }
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198
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199 void
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200 mlk_notify_update(unsigned int ticks)
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201 {
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202 struct mlk_notify *n;
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203
507
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204 for (size_t i = 0; i < mlk_notify_delegate.length; ++i) {
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205 n = &mlk_notify_delegate.stack[i];
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206 n->elapsed += ticks;
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207
507
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208 if (n->elapsed >= mlk_notify_style.delay)
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209 memmove(n, n + 1, sizeof (*n) * (--mlk_notify_delegate.length - i));
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210 }
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211 }
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212
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213 void
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214 mlk_notify_draw(void)
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215 {
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216 for (size_t i = 0; i < mlk_notify_delegate.length; ++i)
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217 if (mlk_notify_delegate.draw)
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218 mlk_notify_delegate.draw(&mlk_notify_delegate.stack[i], i);
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219 }