248 lines
5.1 KiB
V
248 lines
5.1 KiB
V
// Copyright (c) 2020-2021 Raúl Hernández. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module ui
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pub enum KeyCode {
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null = 0
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tab = 9
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enter = 10
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escape = 27
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space = 32
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backspace = 127
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exclamation = 33
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double_quote = 34
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hashtag = 35
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dollar = 36
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percent = 37
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ampersand = 38
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single_quote = 39
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left_paren = 40
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right_paren = 41
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asterisk = 42
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plus = 43
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comma = 44
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minus = 45
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period = 46
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slash = 47
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_0 = 48
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_1 = 49
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_2 = 50
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_3 = 51
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_4 = 52
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_5 = 53
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_6 = 54
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_7 = 55
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_8 = 56
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_9 = 57
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colon = 58
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semicolon = 59
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less_than = 60
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equal = 61
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greater_than = 62
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question_mark = 63
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at = 64
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a = 97
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b = 98
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c = 99
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d = 100
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e = 101
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f = 102
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g = 103
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h = 104
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i = 105
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j = 106
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k = 107
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l = 108
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m = 109
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n = 110
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o = 111
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p = 112
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q = 113
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r = 114
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s = 115
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t = 116
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u = 117
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v = 118
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w = 119
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x = 120
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y = 121
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z = 122
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left_square_bracket = 91
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backslash = 92
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right_square_bracket = 93
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caret = 94
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underscore = 95
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backtick = 96
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left_curly_bracket = 123
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vertical_bar = 124
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right_curly_bracket = 125
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tilde = 126
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insert = 260
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delete = 261
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up = 262
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down = 263
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right = 264
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left = 265
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page_up = 266
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page_down = 267
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home = 268
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end = 269
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f1 = 290
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f2 = 291
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f3 = 292
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f4 = 293
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f5 = 294
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f6 = 295
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f7 = 296
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f8 = 297
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f9 = 298
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f10 = 299
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f11 = 300
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f12 = 301
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f13 = 302
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f14 = 303
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f15 = 304
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f16 = 305
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f17 = 306
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f18 = 307
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f19 = 308
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f20 = 309
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f21 = 310
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f22 = 311
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f23 = 312
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f24 = 313
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}
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pub const (
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shift = u32(1 << 0)
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ctrl = u32(1 << 1)
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alt = u32(1 << 2)
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)
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pub enum Direction {
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unknown
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up
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down
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left
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right
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}
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pub enum MouseButton {
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unknown
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left
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middle
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right
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}
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pub enum EventType {
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unknown
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mouse_down
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mouse_up
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mouse_move
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mouse_drag
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mouse_scroll
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key_down
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resized
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}
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pub struct Event {
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pub:
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typ EventType
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// Mouse event info
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x int
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y int
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button MouseButton
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direction Direction
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// Keyboard event info
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code KeyCode
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modifiers u32
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ascii byte
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utf8 string
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// Resized event info
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width int
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height int
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}
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pub struct Context {
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ExtraContext // contains fields specific to an implementation
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pub:
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cfg Config
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mut:
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print_buf []byte
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paused bool
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enable_su bool
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enable_rgb bool
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pub mut:
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frame_count u64
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window_width int
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window_height int
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}
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pub struct Config {
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user_data voidptr
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init_fn fn(voidptr)
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frame_fn fn(voidptr)
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cleanup_fn fn(voidptr)
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event_fn fn(&Event, voidptr)
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fail_fn fn(string)
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buffer_size int = 256
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frame_rate int = 30
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use_x11 bool
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window_title string
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hide_cursor bool
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capture_events bool
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use_alternate_buffer bool = true
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skip_init_checks bool
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// All kill signals to set up exit listeners on
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reset []int = [1, 2, 3, 4, 6, 7, 8, 9, 11, 13, 14, 15, 19]
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}
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[inline]
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fn (ctx &Context) init() {
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if ctx.cfg.init_fn != voidptr(0) {
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ctx.cfg.init_fn(ctx.cfg.user_data)
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}
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}
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[inline]
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fn (ctx &Context) frame() {
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if ctx.cfg.frame_fn != voidptr(0) {
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ctx.cfg.frame_fn(ctx.cfg.user_data)
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}
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}
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[inline]
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fn (ctx &Context) cleanup() {
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if ctx.cfg.cleanup_fn != voidptr(0) {
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ctx.cfg.cleanup_fn(ctx.cfg.user_data)
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}
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}
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[inline]
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fn (ctx &Context) fail(error string) {
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if ctx.cfg.fail_fn != voidptr(0) {
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ctx.cfg.fail_fn(error)
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}
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}
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[inline]
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fn (ctx &Context) event(event &Event) {
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if ctx.cfg.event_fn != voidptr(0) {
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ctx.cfg.event_fn(event, ctx.cfg.user_data)
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}
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}
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