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--- sample_code:drawing [2014/11/04 04:35]
stevegarman created
+++ sample_code:drawing [2014/12/07 05:07]
@@ Line 1: / Line 1: @@
-====== Drawing ======
-<code JavaScript drawing.js>
-//drawing.js
-var lastev=[]; lastev.action="Up"; lastev.x=0; lastev.y=0;
-var img
-//Called when application is started.
-function OnStart() {
-	//Create a layout with objects vertically centered.
-	var lay = app.CreateLayout( "Linear", "FillXY" );
-	//Create a blank image.
-	img = app.CreateImage( null, 0.8, 0.8 );
-	lay.AddChild( img );
-	var btn = app.CreateButton("Save");
-    btn.SetOnTouch(btn_OnTouch);
-    lay.AddChild( btn );
-	//Add layout to app.
-	app.AddLayout( lay );
-	//Draw blank picture.
-	DrawPicture();
-}
-function DrawPicture() {
-	//Fill image with solid white.
-	img.SetColor( "#ffffffff" );
-	img.SetLineWidth( 10 );
-	img.SetPaintStyle( "Line" );
-	img.SetPaintColor( "#ff8888ff" );
-	img.SetOnTouch( img_OnTouch );
-}
-function img_OnTouch( ev ){
-app.Debug("=>"+ev.action+"<=");
-  if( ev.action == "Up"){
-  }
-  else if( ev.action=="Down" ){
-    img.DrawPoint( ev.x[0], ev.y[0] );
-  }
-  else if( ev.action=="Move" ){
-      if( lastev.action != "Up"){
-          img.DrawLine( lastev.x, lastev.y, ev.x[0], ev.y[0] );
-      }
-  }
-  if(ev.action != ""){
-    lastev.action = ev.action
-    lastev.x = ev.x[0];
-    lastev.y = ev.y[0]
-  }
-}
-function btn_OnTouch(){
-    img.Save("/sdcard/temptest.jpg");
-}
-</code>

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