Package io.github.humbleui.skija.shaper

Class TextLineRunHandler<T>

java.lang.Object

io.github.humbleui.skija.impl.Native

io.github.humbleui.skija.impl.Managed

io.github.humbleui.skija.shaper.TextLineRunHandler<T>

All Implemented Interfaces:

RunHandler, java.lang.AutoCloseable

public class TextLineRunHandler<T>
extends Managed
implements RunHandler

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TextLineRunHandler._FinalizerHolder

Nested classes/interfaces inherited from class io.github.humbleui.skija.impl.Managed

Managed.CleanerThunk

Field Summary

Fields

Modifier and Type	Field	Description
ManagedString	_text

Fields inherited from class io.github.humbleui.skija.impl.Managed

_cleanable

Fields inherited from class io.github.humbleui.skija.impl.Native

_ptr

Constructor Summary

Constructors

Constructor	Description
TextLineRunHandler(ManagedString text, boolean manageText)
TextLineRunHandler(java.lang.String text)

Method Summary

Modifier and Type	Method	Description
static long	_nGetFinalizer()
static long	_nMake(long textPtr)
static long	_nMakeLine(long ptr)
void	beginLine()	Called when beginning a line.
void	close()
void	commitLine()	Called when ending a line.
void	commitRun(RunInfo info, short[] glyphs, io.github.humbleui.types.Point[] positions, int[] clusters)	Called for each run in a line after RunHandler.runOffset(io.github.humbleui.skija.shaper.RunInfo).
void	commitRunInfo()	Called after all RunHandler.runInfo(io.github.humbleui.skija.shaper.RunInfo) calls for a line.
@Nullable TextLine	makeLine()
void	runInfo(RunInfo info)	Called once for each run in a line.
io.github.humbleui.types.Point	runOffset(RunInfo info)	Called for each run in a line after RunHandler.commitRunInfo().

Methods inherited from class io.github.humbleui.skija.impl.Managed

_nInvokeFinalizer, isClosed

Methods inherited from class io.github.humbleui.skija.impl.Native

_nativeEquals, equals, getPtr, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

_text

@Internal
public final ManagedString _text

Constructor Detail

TextLineRunHandler

@Internal
public TextLineRunHandler(ManagedString text,
                          boolean manageText)

TextLineRunHandler

public TextLineRunHandler(java.lang.String text)

Method Detail

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class Managed

beginLine

public void beginLine()

Description copied from interface: RunHandler

Called when beginning a line.

Specified by:

beginLine in interface RunHandler

runInfo

public void runInfo(RunInfo info)

Description copied from interface: RunHandler

Called once for each run in a line. Can compute baselines and offsets.

Specified by:

runInfo in interface RunHandler

commitRunInfo

public void commitRunInfo()

Description copied from interface: RunHandler

Called after all RunHandler.runInfo(io.github.humbleui.skija.shaper.RunInfo) calls for a line.

Specified by:

commitRunInfo in interface RunHandler

runOffset

public io.github.humbleui.types.Point runOffset(RunInfo info)

Description copied from interface: RunHandler

Called for each run in a line after RunHandler.commitRunInfo().

Specified by:

runOffset in interface RunHandler

Returns:

an offset to add to every position

commitRun

public void commitRun(RunInfo info,
                      short[] glyphs,
                      io.github.humbleui.types.Point[] positions,
                      int[] clusters)

Description copied from interface: RunHandler

Called for each run in a line after RunHandler.runOffset(io.github.humbleui.skija.shaper.RunInfo).

WARN positions are reported from the start of the line, not run, only in Shaper.makeCoreText https://bugs.chromium.org/p/skia/issues/detail?id=10898

Specified by:

commitRun in interface RunHandler

positions - put glyphs[i] at positions[i]

clusters - clusters[i] is an utf-16 offset starting run which produced glyphs[i]

commitLine

public void commitLine()

Description copied from interface: RunHandler

Called when ending a line.

Specified by:

commitLine in interface RunHandler

makeLine

@Nullable
public @Nullable TextLine makeLine()

_nGetFinalizer

@Internal
public static long _nGetFinalizer()

_nMake

@Internal
public static long _nMake(long textPtr)

_nMakeLine

@Internal
public static long _nMakeLine(long ptr)