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annotate semiconginev2/core/utils.nim @ 1234:841e12f33c47

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add: text & font rendering, not tested yet
author sam <sam@basx.dev>
date Sat, 20 Jul 2024 00:03:57 +0700
parents 56781cc0fc7c
children
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1 type
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2 HorizontalAlignment* = enum
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3 Left
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4 Center
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5 Right
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6 VerticalAlignment* = enum
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7 Top
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8 Center
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9 Bottom
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10
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11 func CleanString*(str: openArray[char]): string =
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12 for i in 0 ..< len(str):
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13 if str[i] == char(0):
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14 result = join(str[0 ..< i])
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15 break
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16
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17 func ToCPointer*[T](list: openArray[T]): ptr T =
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18 if list.len > 0: addr(list[0]) else: nil
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19
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20 # required for some external libraries
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21 proc nativeFree(p: pointer) {.importc: "free".}
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22
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23 proc StaticExecChecked*(command: string, input = ""): string {.compileTime.} =
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24 let (output, exitcode) = gorgeEx(
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25 command = command,
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26 input = input)
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27 if exitcode != 0:
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28 raise newException(Exception, &"Running '{command}' produced exit code: {exitcode}" & output)
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29 return output
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30
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31 proc AppName*(): string =
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32 return string(Path(getAppFilename()).splitFile.name)
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33
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34 func Size*[T: seq](list: T): uint64 =
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35 uint64(list.len * sizeof(get(genericParams(typeof(list)), 0)))
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36
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37 template TimeAndLog*(body: untyped): untyped =
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38 let t0 = getMonoTime()
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39 body
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40 echo (getMonoTime() - t0).inNanoseconds.float / 1_000_000
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41
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42 template TimeAndLog*(name: string, body: untyped): untyped =
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43 let t0 = getMonoTime()
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44 body
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45 echo name, ": ", (getMonoTime() - t0).inNanoseconds.float / 1_000_000