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Update Java part of Android port

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* java/org/gnu/emacs/EmacsCopyArea.java (EmacsCopyArea, perform)
(paintTo):
* java/org/gnu/emacs/EmacsDrawLine.java (EmacsDrawLine):
* java/org/gnu/emacs/EmacsDrawPoint.java (EmacsDrawPoint):
* java/org/gnu/emacs/EmacsDrawRectangle.java (EmacsDrawRectangle)
(paintTo):
* java/org/gnu/emacs/EmacsDrawable.java (EmacsDrawable):
* java/org/gnu/emacs/EmacsFillPolygon.java (EmacsFillPolygon):
* java/org/gnu/emacs/EmacsFillRectangle.java
(EmacsFillRectangle):
* java/org/gnu/emacs/EmacsFontDriver.java (EmacsFontDriver):
* java/org/gnu/emacs/EmacsGC.java (EmacsGC):
* java/org/gnu/emacs/EmacsNative.java (EmacsNative):
* java/org/gnu/emacs/EmacsPixmap.java (EmacsPixmap):
* java/org/gnu/emacs/EmacsSdk23FontDriver.java
(EmacsSdk23FontDriver):
* java/org/gnu/emacs/EmacsSdk7FontDriver.java
(EmacsSdk7FontDriver, textExtents1, textExtents, draw):
* java/org/gnu/emacs/EmacsService.java (EmacsService, copyArea):
* java/org/gnu/emacs/EmacsSurfaceView.java (EmacsSurfaceView):
* java/org/gnu/emacs/EmacsView.java (EmacsView, onLayout)
(onFocusChanged):
* java/org/gnu/emacs/EmacsWindow.java (EmacsWindow, run)
(resizeWindow, lockCanvas, getBitmap, onKeyDown, onKeyUp)
(onActivityDetached): Move rendering to main thread.  Make
drawing operations completely static.
This commit is contained in:
Po Lu 2023-01-08 15:39:02 +08:00
parent e816e57039
commit 695e26079e
17 changed files with 695 additions and 766 deletions
Download patch file Download diff file Expand all files Collapse all files

95
java/org/gnu/emacs/EmacsGC.java
View file

@ -20,6 +20,11 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
package org.gnu.emacs;
import android.graphics.Rect;
import android.graphics.Paint;
import android.graphics.PorterDuff.Mode;
import android.graphics.PorterDuffXfermode;
import android.graphics.Xfermode;
/* X like graphics context structures. Keep the enums in synch with
androidgui.h! */
@ -32,14 +37,21 @@ public class EmacsGC extends EmacsHandleObject
public static final int GC_FILL_SOLID = 0;
public static final int GC_FILL_OPAQUE_STIPPLED = 1;
public static final Xfermode xorAlu, srcInAlu;
public int function, fill_style;
public int foreground, background;
public int clip_x_origin, clip_y_origin;
public int ts_origin_x, ts_origin_y;
public Rect clip_rects[];
public Rect clip_rects[], real_clip_rects[];
public EmacsPixmap clip_mask, stipple;
private boolean dirty;
private EmacsGC immutableGC;
public Paint gcPaint;
static
{
xorAlu = new PorterDuffXfermode (Mode.XOR);
srcInAlu = new PorterDuffXfermode (Mode.SRC_IN);
}
/* The following fields are only set on immutable GCs. */
@ -55,62 +67,41 @@ public class EmacsGC extends EmacsHandleObject
fill_style = GC_FILL_SOLID;
function = GC_COPY;
foreground = 0;
background = 0xffffffff;
background = 0xffffff;
gcPaint = new Paint ();
}
public
EmacsGC (EmacsGC source)
{
super ((short) 0);
int i;
function = source.function;
fill_style = source.fill_style;
foreground = source.foreground;
background = source.background;
clip_x_origin = source.clip_x_origin;
clip_y_origin = source.clip_y_origin;
clip_rects = source.clip_rects;
clip_mask = source.clip_mask;
stipple = source.stipple;
ts_origin_x = source.ts_origin_x;
ts_origin_y = source.ts_origin_y;
/* Offset all the clip rects by ts_origin_x and ts_origin_y. */
if ((ts_origin_x != 0 || ts_origin_y != 0)
&& clip_rects != null)
{
clip_rects = new Rect[clip_rects.length];
for (i = 0; i < clip_rects.length; ++i)
{
clip_rects[i] = new Rect (source.clip_rects[i]);
clip_rects[i].offset (ts_origin_x,
ts_origin_y);
}
}
}
/* Mark this GC as dirty. This means immutableGC will return a new
copy of this GC the next time it is called. */
/* Mark this GC as dirty. Apply parameters to the paint and
recompute real_clip_rects. */
public void
markDirty ()
{
dirty = true;
int i;
if ((ts_origin_x != 0 || ts_origin_y != 0)
&& clip_rects != null)
{
real_clip_rects = new Rect[clip_rects.length];
for (i = 0; i < clip_rects.length; ++i)
{
real_clip_rects[i] = new Rect (clip_rects[i]);
real_clip_rects[i].offset (ts_origin_x, ts_origin_y);
}
}
else
real_clip_rects = clip_rects;
gcPaint.setColor (foreground | 0xff000000);
gcPaint.setXfermode (function == GC_XOR
? xorAlu : srcInAlu);
}
public EmacsGC
immutableGC ()
public void
resetXfermode ()
{
if (immutableGC == null || dirty)
{
immutableGC = new EmacsGC (this);
dirty = false;
}
return immutableGC;
};
gcPaint.setXfermode (function == GC_XOR
? xorAlu : srcInAlu);
}
};