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Code Issues Projects Releases Wiki Activity

Port visible bell to Android

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* java/org/gnu/emacs/EmacsDrawRectangle.java (perform): Ignore
GC_INVERT.

* java/org/gnu/emacs/EmacsFillRectangle.java
(EmacsFillRectangle) <invertFilter>: New variable.
(perform): If the transfer mode is invert, copy the source
to itself with invertFilter as the color filter.

* java/org/gnu/emacs/EmacsGC.java (EmacsGC) <xorAlu, srcInAlu>:
Delete now-redundant ALUs.
(markDirty): Cease updating the paint's transfermode.

* java/org/gnu/emacs/EmacsSafThread.java (openDocument1): Fix
typo in documentation.

* src/android.c (android_blit_xor): Delete unused function.
(android_copy_area): Remove calls to unused blit functions.

* src/androidgui.h (enum android_gc_function): Rename XOR to
INVERT.

* src/androidterm.c (android_flash): Replace with GXinvert.
This commit is contained in:
Po Lu 2024-05-02 11:31:37 +08:00
parent d3e95fcae9
commit b84fa71f89
7 changed files with 62 additions and 374 deletions
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18
java/org/gnu/emacs/EmacsDrawRectangle.java
View file

@ -22,13 +22,23 @@ package org.gnu.emacs;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.PorterDuff.Mode;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Xfermode;
import android.util.Log;
public final class EmacsDrawRectangle
{
private static final Xfermode srcInAlu;
static
{
srcInAlu = new PorterDuffXfermode (Mode.SRC_IN);
};
public static void
perform (EmacsDrawable drawable, EmacsGC gc,
int x, int y, int width, int height)
@ -40,8 +50,10 @@ public final class EmacsDrawRectangle
Canvas canvas;
Bitmap clipBitmap;
/* TODO implement stippling. */
if (gc.fill_style == EmacsGC.GC_FILL_OPAQUE_STIPPLED)
/* TODO implement stippling for this request. */
if (gc.fill_style == EmacsGC.GC_FILL_OPAQUE_STIPPLED
/* And GC_INVERT also. */
|| gc.fill_style == EmacsGC.GC_INVERT)
return;
canvas = drawable.lockCanvas (gc);
@ -103,7 +115,7 @@ public final class EmacsDrawRectangle
/* Set the transfer mode to SRC_IN to preserve only the parts
of the source that overlap with the mask. */
maskPaint = new Paint ();
maskPaint.setXfermode (EmacsGC.srcInAlu);
maskPaint.setXfermode (srcInAlu);
maskPaint.setStyle (Paint.Style.STROKE);
/* Draw the source. */