pixmap pupport in Window class

lib/x11/eventmask.js

@@ -24,5 +24,5 @@ module.exports.eventMask = {
     PropertyChange: 0x00400000,
     ColormapChange: 0x00800000,
     OwnerGrabButton: 0x01000000
-    // add more names for common masks combinations
+    // TODO: add more names for common masks combinations
 }

lib/x11/xcore.js

@@ -185,6 +185,16 @@ XClient.prototype.unpackEvent = function(type, seq, extra, code, raw)
         event.width = values[2];
         event.height = values[3];
         event.count = values[4]; // TODO: ???
+    } else if (type == 16) { // CreateNotify
+        var values = raw.unpack('LLSSSSS');
+        event.parent = extra;
+        event.wid = values[0];
+        // x, y, width, height, border
+        console.log(event);
+    } else if (type == 19) { // MapNotify
+        var values = raw.unpack('LLC');
+        //event.wid = extra;
+        event.wid = values[0];
     }
     return event;
 }

test/testwnd.js

@@ -14,7 +14,7 @@ xclient.on('connect', function(display) {
     {
         pts.push(ev.x); 
         pts.push(ev.y);
-        this.gc.drawText(ev.x, ev.y, 'Hello, NodeJS!');
+        this.gc.text(ev.x, ev.y, 'Hello, NodeJS!');
         mainwnd.title = ev.x + ' ' + ev.y;    
     });
     mainwnd.on('expose', function(ev) {        

test/wndwrap.js

@@ -3,6 +3,8 @@ var Exposure = x11.eventMask.Exposure;
 var PointerMotion = x11.eventMask.PointerMotion;
 var ButtonPress = x11.eventMask.ButtonPress;
 var ButtonRelease = x11.eventMask.ButtonRelease;
+var SubstructureNotify = x11.eventMask.SubstructureNotify;
+var StructureNotify = x11.eventMask.StructureNotify;
 
 var EventEmitter = require('events').EventEmitter;
 var util = require('util'); // util.inherits
@@ -12,7 +14,8 @@ function GraphicContext(win)
     this.win = win;
     this.xclient = win.xclient;
     this.id = this.xclient.AllocID();
-    win.xclient.CreateGC(this.id, win.id);
+    var screen = this.xclient.display.screen[0];
+    win.xclient.CreateGC(this.id, win.id, { foreground: screen.black_pixel, background: screen.white_pixel});
 }
 
 GraphicContext.prototype.polyLine = function(points)
@@ -51,6 +54,12 @@ GraphicContext.prototype.points = function(points, opts)
     this.xclient.PolyPoint(coordinateMode, this.win.id, this.id, points);
 }
 
+GraphicContext.prototype.copy = function(srcDrawable, srcX, srcY, dstX, dstY, width, height)
+{
+    // CopyArea: srcDrawable, dstDrawable, gc, srcX, srcY, dstX, dstY, width, height
+    this.xclient.CopyArea(srcDrawable.id, this.win.id, this.id, srcX, srcY, dstX, dstY, width, height);
+}
+
 function Window(parent, x, y, w, h)
 {
     if (parent.constructor && parent.constructor.name == 'XClient')
@@ -89,7 +98,7 @@ function Window(parent, x, y, w, h)
         borderWidth, _class, visual, 
         { 
             backgroundPixel: this.white, 
-            eventMask: Exposure|PointerMotion|ButtonPress|ButtonRelease
+            eventMask: Exposure|PointerMotion|ButtonPress|ButtonRelease|SubstructureNotify|StructureNotify
         }
     );
 
@@ -99,7 +108,9 @@ function Window(parent, x, y, w, h)
         4: 'mousedown',
         5: 'mouseup',
         6: 'mousemove',        
-       12: 'expose'
+       12: 'expose',       
+       16: 'create',
+       19: 'map'
     };
 
     var ee = new EventEmitter();
@@ -162,4 +173,23 @@ Window.prototype.getProperty = function(name, cb) {
     return this;
 }
 
+Window.prototype.createPixmap = function(width, height)
+{
+    var pid = this.xclient.AllocID();
+    //  function(depth, pid, drawable, width, height) {
+    this.xclient.CreatePixmap( this.xclient.display.screen[0].root_depth, pid, this.id, width, height);
+    var pixmap = {};
+    pixmap.id = pid;
+    pixmap.__defineGetter__('gc', function()
+    {
+       if (!this._gc)
+       {
+           this._gc = new GraphicContext(this);
+       } 
+       return this._gc;
+    });
+    pixmap.xclient = this.xclient;
+    return pixmap;
+}
+
 module.exports = Window;