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commonMain.org.jetbrains.skia.paragraph.Paragraph.kt Maven / Gradle / Ivy
package org.jetbrains.skia.paragraph
import org.jetbrains.skia.*
import org.jetbrains.skia.impl.*
import org.jetbrains.skia.impl.Library.Companion.staticLoad
class Paragraph internal constructor(ptr: NativePointer, text: ManagedString?) : Managed(ptr, _FinalizerHolder.PTR) {
companion object {
init {
staticLoad()
}
}
private var _text: ManagedString?
override fun close() {
if (_text != null) {
_text!!.close()
_text = null
}
super.close()
}
val maxWidth: Float
get() = try {
Stats.onNativeCall()
_nGetMaxWidth(_ptr)
} finally {
reachabilityBarrier(this)
}
val height: Float
get() = try {
Stats.onNativeCall()
_nGetHeight(_ptr)
} finally {
reachabilityBarrier(this)
}
val minIntrinsicWidth: Float
get() = try {
Stats.onNativeCall()
_nGetMinIntrinsicWidth(_ptr)
} finally {
reachabilityBarrier(this)
}
val maxIntrinsicWidth: Float
get() = try {
Stats.onNativeCall()
_nGetMaxIntrinsicWidth(_ptr)
} finally {
reachabilityBarrier(this)
}
val alphabeticBaseline: Float
get() = try {
Stats.onNativeCall()
_nGetAlphabeticBaseline(_ptr)
} finally {
reachabilityBarrier(this)
}
val ideographicBaseline: Float
get() = try {
Stats.onNativeCall()
_nGetIdeographicBaseline(_ptr)
} finally {
reachabilityBarrier(this)
}
val longestLine: Float
get() = try {
Stats.onNativeCall()
_nGetLongestLine(_ptr)
} finally {
reachabilityBarrier(this)
}
fun didExceedMaxLines(): Boolean {
return try {
Stats.onNativeCall()
_nDidExceedMaxLines(_ptr)
} finally {
reachabilityBarrier(this)
}
}
fun layout(width: Float): Paragraph {
Stats.onNativeCall()
_nLayout(_ptr, width)
return this
}
fun paint(canvas: Canvas?, x: Float, y: Float): Paragraph {
return try {
Stats.onNativeCall()
_nPaint(_ptr, getPtr(canvas), x, y)
this
} finally {
reachabilityBarrier(this)
reachabilityBarrier(canvas)
}
}
/**
* Returns a vector of bounding boxes that enclose all text between
* start and end char indices, including start and excluding end.
*/
fun getRectsForRange(
start: Int,
end: Int,
rectHeightMode: RectHeightMode,
rectWidthMode: RectWidthMode
): Array {
return try {
Stats.onNativeCall()
interopScope {
_nGetRectsForRange(_ptr, start, end, rectHeightMode.ordinal, rectWidthMode.ordinal).fromInterop(TextBox)
}
} finally {
reachabilityBarrier(this)
}
}
val rectsForPlaceholders: Array
get() = try {
Stats.onNativeCall()
interopScope {
_nGetRectsForPlaceholders(_ptr).fromInterop(TextBox)
}
} finally {
reachabilityBarrier(this)
}
fun getGlyphPositionAtCoordinate(dx: Float, dy: Float): PositionWithAffinity {
return try {
Stats.onNativeCall()
val res = _nGetGlyphPositionAtCoordinate(_ptr, dx, dy)
if (res >= 0) PositionWithAffinity(res, Affinity.DOWNSTREAM) else PositionWithAffinity(
-res - 1,
Affinity.UPSTREAM
)
} finally {
reachabilityBarrier(this)
}
}
fun getWordBoundary(offset: Int): IRange {
return try {
Stats.onNativeCall()
IRange.fromInteropPointer { _nGetWordBoundary(_ptr, offset, it) }
} finally {
reachabilityBarrier(this)
}
}
private fun toIRange(p: Long) = IRange((p ushr 32).toInt(), (p and -1).toInt())
val lineMetrics: Array
get() = try {
if (_text == null) {
arrayOf()
} else {
Stats.onNativeCall()
interopScope {
_nGetLineMetrics(_ptr, getPtr(_text)).fromInterop(LineMetrics)
}
}
} finally {
reachabilityBarrier(this)
reachabilityBarrier(_text)
}
val lineNumber: Int
get() = try {
Stats.onNativeCall()
_nGetLineNumber(_ptr)
} finally {
reachabilityBarrier(this)
}
fun markDirty(): Paragraph {
Stats.onNativeCall()
_nMarkDirty(_ptr)
return this
}
val unresolvedGlyphsCount: Int
get() = try {
Stats.onNativeCall()
_nGetUnresolvedGlyphsCount(_ptr)
} finally {
reachabilityBarrier(this)
}
fun updateAlignment(alignment: Alignment): Paragraph {
Stats.onNativeCall()
_nUpdateAlignment(_ptr, alignment.ordinal)
return this
}
// public Paragraph updateText(int from, String text) {
// Stats.onNativeCall();
// _nUpdateText(_ptr, from, text);
// // TODO: update _text
// return this;
// }
fun updateFontSize(from: Int, to: Int, size: Float): Paragraph {
return try {
if (_text != null) {
Stats.onNativeCall()
_nUpdateFontSize(
_ptr,
from,
to,
size,
getPtr(_text)
)
}
this
} finally {
reachabilityBarrier(this)
reachabilityBarrier(_text)
}
}
fun updateForegroundPaint(from: Int, to: Int, paint: Paint?): Paragraph {
return try {
if (_text != null) {
Stats.onNativeCall()
_nUpdateForegroundPaint(
_ptr,
from,
to,
getPtr(paint),
getPtr(_text)
)
}
this
} finally {
reachabilityBarrier(this)
reachabilityBarrier(paint)
reachabilityBarrier(_text)
}
}
fun updateBackgroundPaint(from: Int, to: Int, paint: Paint?): Paragraph {
return try {
if (_text != null) {
Stats.onNativeCall()
_nUpdateBackgroundPaint(
_ptr,
from,
to,
getPtr(paint),
getPtr(_text)
)
}
this
} finally {
reachabilityBarrier(this)
reachabilityBarrier(paint)
reachabilityBarrier(_text)
}
}
fun getText(): String {
return try {
return _text.toString()
} finally {
reachabilityBarrier(this)
reachabilityBarrier(_text)
}
}
private object _FinalizerHolder {
val PTR = Paragraph_nGetFinalizer()
}
init {
Stats.onNativeCall()
_text = text
}
}
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetFinalizer")
private external fun Paragraph_nGetFinalizer(): NativePointer
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetMaxWidth")
private external fun _nGetMaxWidth(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetHeight")
private external fun _nGetHeight(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetMinIntrinsicWidth")
private external fun _nGetMinIntrinsicWidth(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetMaxIntrinsicWidth")
private external fun _nGetMaxIntrinsicWidth(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetAlphabeticBaseline")
private external fun _nGetAlphabeticBaseline(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetIdeographicBaseline")
private external fun _nGetIdeographicBaseline(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetLongestLine")
private external fun _nGetLongestLine(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nDidExceedMaxLines")
private external fun _nDidExceedMaxLines(ptr: NativePointer): Boolean
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nLayout")
private external fun _nLayout(ptr: NativePointer, width: Float)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nPaint")
private external fun _nPaint(ptr: NativePointer, canvasPtr: NativePointer, x: Float, y: Float)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetRectsForRange")
private external fun _nGetRectsForRange(
ptr: NativePointer,
start: Int,
end: Int,
rectHeightMode: Int,
rectWidthMode: Int
): InteropPointer
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetRectsForPlaceholders")
private external fun _nGetRectsForPlaceholders(ptr: NativePointer): InteropPointer
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetGlyphPositionAtCoordinate")
private external fun _nGetGlyphPositionAtCoordinate(ptr: NativePointer, dx: Float, dy: Float): Int
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetWordBoundary")
private external fun _nGetWordBoundary(ptr: NativePointer, offset: Int, result: InteropPointer)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetLineMetrics")
private external fun _nGetLineMetrics(ptr: NativePointer, textPtr: NativePointer): InteropPointer
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetLineNumber")
private external fun _nGetLineNumber(ptr: NativePointer): Int
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nMarkDirty")
private external fun _nMarkDirty(ptr: NativePointer)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nGetUnresolvedGlyphsCount")
private external fun _nGetUnresolvedGlyphsCount(ptr: NativePointer): Int
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nUpdateAlignment")
private external fun _nUpdateAlignment(ptr: NativePointer, Align: Int)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nUpdateFontSize")
private external fun _nUpdateFontSize(ptr: NativePointer, from: Int, to: Int, size: Float, textPtr: NativePointer)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nUpdateForegroundPaint")
private external fun _nUpdateForegroundPaint(ptr: NativePointer, from: Int, to: Int, paintPtr: NativePointer, textPtr: NativePointer)
@ExternalSymbolName("org_jetbrains_skia_paragraph_Paragraph__1nUpdateBackgroundPaint")
private external fun _nUpdateBackgroundPaint(ptr: NativePointer, from: Int, to: Int, paintPtr: NativePointer, textPtr: NativePointer)
