54 lines
1.1 KiB
V
54 lines
1.1 KiB
V
// Copyright (c) 2019-2020 Alexander Medvednikov. 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 time
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pub struct StopWatch {
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mut:
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pause_time u64
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pub mut:
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start u64
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end u64
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}
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pub fn new_stopwatch() StopWatch {
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return StopWatch{start: time.sys_mono_now()}
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}
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// start Starts the timer. If the timer was paused, restarts counting.
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pub fn (t mut StopWatch) start() {
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if t.pause_time == 0 {
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t.start = time.sys_mono_now()
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} else {
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t.start += time.sys_mono_now() - t.pause_time
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}
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t.end = 0
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t.pause_time = 0
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}
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pub fn (t mut StopWatch) restart() {
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t.end = 0
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t.pause_time = 0
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t.start = time.sys_mono_now()
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}
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pub fn (t mut StopWatch) stop() {
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t.end = time.sys_mono_now()
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t.pause_time = 0
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}
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pub fn (t mut StopWatch) pause() {
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t.pause_time = time.sys_mono_now()
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t.end = t.pause_time // so elapsed keeps track of actual running time
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}
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// elapsed returns the Duration since the last start call
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pub fn (t StopWatch) elapsed() Duration {
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if t.end == 0 {
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return Duration(time.sys_mono_now() - t.start)
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} else {
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return Duration(t.end - t.start)
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}
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}
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