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); This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site. ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=157005751&iu=/4140/ostg.clktrk _______________________________________________ Vexi-svn mailing list Vexi-svn@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/vexi-svn