Alexey Stepanov
120 lines
2.8 KiB
Kotlin
120 lines
2.8 KiB
Kotlin
package kotlin
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external fun kotlinclib_get_short(src: Int, index: Int): Short
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external fun kotlinclib_set_short(src: Int, index: Int, value: Short)
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external fun kotlinclib_short_size(): Int
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class ShortArray(var size: Int) {
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val data: Int
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/** Returns the number of elements in the array. */
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//size: Int
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init {
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this.data = malloc_array(kotlinclib_short_size() * this.size)
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var index = 0
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while (index < this.size) {
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set(index, 0)
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index = index + 1
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}
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}
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/** Returns the array element at the given [index]. This method can be called using the index operator. */
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operator fun get(index: Int): Short {
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return kotlinclib_get_short(this.data, index)
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}
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/** Sets the element at the given [index] to the given [value]. This method can be called using the index operator. */
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operator fun set(index: Int, value: Short) {
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kotlinclib_set_short(this.data, index, value)
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}
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fun clone(): ShortArray {
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val newInstance = ShortArray(this.size)
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var index = 0
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while (index < this.size) {
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val value = this.get(index)
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newInstance.set(index, value)
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index = index + 1
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}
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return newInstance
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}
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}
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fun ShortArray.print() {
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var index = 0
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print('[')
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while (index < size) {
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print(get(index))
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index++
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if (index < size) {
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print(';')
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print(' ')
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}
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}
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print(']')
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}
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fun ShortArray.println() {
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this.print()
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//println()
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}
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fun ShortArray.copyOf(newSize: Int): ShortArray {
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val newInstance = ShortArray(newSize)
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var index = 0
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val end = if (newSize > this.size) this.size else newSize
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while (index < end) {
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val value = this.get(index)
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newInstance.set(index, value)
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index = index + 1
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}
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while (index < newSize) {
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newInstance.set(index, 0)
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index = index + 1
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}
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return newInstance
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}
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fun ShortArray.copyOfRange(fromIndex: Int, toIndex: Int): ShortArray {
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val newInstance = ShortArray(toIndex - fromIndex)
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var index = fromIndex
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while (index < toIndex) {
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val value = this.get(index)
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newInstance.set(index - fromIndex, value)
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index = index + 1
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}
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return newInstance
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}
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operator fun ShortArray.plus(element: Short): ShortArray {
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val index = size
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val result = this.copyOf(index + 1)
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result[index] = element
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return result
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}
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operator fun ShortArray.plus(elements: ShortArray): ShortArray {
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val thisSize = size
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val arraySize = elements.size
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val resultSize = thisSize + arraySize
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val newInstance = this.copyOf(resultSize)
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var index = thisSize
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while (index < resultSize) {
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val value = elements.get(index - thisSize)
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newInstance.set(index, value)
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index = index + 1
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}
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return newInstance
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} |