Revision: 4751
http://sourceforge.net/p/vexi/code/4751
Author: mkpg2
Date: 2014-11-23 17:44:34 +0000 (Sun, 23 Nov 2014)
Log Message:
-----------
Canvas.clear().
Modified Paths:
--------------
branches/vexi3/org.vexi-core.main/src/main/java/org/vexi/core/Canvas.java
branches/vexi3/org.vexi-vexi.demo/src_poke/poke/core/canvas.t
Modified:
branches/vexi3/org.vexi-core.main/src/main/java/org/vexi/core/Canvas.java
===================================================================
--- branches/vexi3/org.vexi-core.main/src/main/java/org/vexi/core/Canvas.java
2014-11-23 17:22:58 UTC (rev 4750)
+++ branches/vexi3/org.vexi-core.main/src/main/java/org/vexi/core/Canvas.java
2014-11-23 17:44:34 UTC (rev 4751)
@@ -1,5 +1,6 @@
package org.vexi.core;
+import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.Graphics2D;
import java.awt.Image;
@@ -52,12 +53,13 @@
@Override public JS get(JS name) throws JSExn {
String nameStr = JSU.toString(name);
if("drawLine".equals(nameStr)) return METHOD;
+ if("clear".equals(nameStr)) return METHOD;
+ if("load".equals(nameStr)) return METHOD;
+ if("save".equals(nameStr)) return METHOD;
if("drawColor".equals(nameStr)) return
JSU.S(Color.colorToString(drawColor));
if("drawWidth".equals(nameStr)) return JSU.N(strokeWidth);
if("antialias".equals(nameStr)) return JSU.B(antialias);
if("dotsPerPixel".equals(nameStr)) return JSU.N(dotsPerPixel);
- if("load".equals(nameStr)) return METHOD;
- if("save".equals(nameStr)) return METHOD;
return super.get(name);
}
@@ -103,6 +105,13 @@
dirty();
// dirty(this, x1-1,y1-1,x2+1,y2+1);
return null;
+ }else if("clear".equals(nameStr)) {
+ Graphics2D g2 = (Graphics2D)getBuffer().getGraphics();
+
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.CLEAR));
+ g2.fillRect(0,0,getBuffer().getWidth(),
getBuffer().getHeight());
+
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER));
+ dirty();
+ return null;
}else if("save".equals(nameStr)){
String format = JSU.expectArg_string(args, 0);
return getStream(format);
Modified: branches/vexi3/org.vexi-vexi.demo/src_poke/poke/core/canvas.t
===================================================================
--- branches/vexi3/org.vexi-vexi.demo/src_poke/poke/core/canvas.t
2014-11-23 17:22:58 UTC (rev 4750)
+++ branches/vexi3/org.vexi-vexi.demo/src_poke/poke/core/canvas.t
2014-11-23 17:44:34 UTC (rev 4751)
@@ -12,6 +12,7 @@
height="400"
backgroundFill=":image.block_mask_20x20"/>
<ui:Box height="50">
+ <w:button text="Clear" id="clear"/>
<w:button text="Save" id="save"/>
<w:button text="Load" id="load"/>
<w:button text="Load Background" id="loadbg"/>
@@ -19,6 +20,10 @@
var suffix = "png";
+ $clear.action ++= function(v){
+ $draw.canvas.clear();
+ };
+
$save.action ++= function(v){
vexi.thread = function(){
var file = vexi.file.save("canvas."+suffix);
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