--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/import/myrrdin/viewconsumer.d	Sat Jul 19 14:33:08 2008 +0200
@@ -0,0 +1,69 @@
+/*
+    This file is part of myrrdin.
+
+    myrrdin is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as 
+    published by the Free Software Foundation, either version 3 of 
+    the License, or (at your option) any later version.
+
+    myrrdin is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public 
+    License along with myrrdin. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+module viewconsumer;
+
+import dsfml.window.all;
+import dsfml.system.all;
+import dsfml.graphics.all;
+
+import consumer;
+import renderer;
+import tango.io.Stdout;
+
+/* That is a consumer which sets and manipulates the render window view */
+class ViewConsumer : Consumer {
+    protected View view;
+
+    this(Renderer renderer) {
+	super(renderer);
+	// set the initial view
+	this.view = renderer.app.getView();
+	this.view.setFromRect(new FloatRect(0, 0, renderer.app.getWidth(), renderer.app.getHeight()));
+	this.update_view();
+    }
+
+    protected void update_view() {
+	this.renderer.app.setView(this.view);
+    }
+
+    void move_view(float x=0, float y=0) {
+	this.view.move(x, y);
+    }
+}
+
+class InteractiveViewConsumer : ViewConsumer {
+    this(Renderer renderer) {
+	super(renderer);
+    }
+
+    bool handle_event(Event evt) {
+	if (evt.Type == Event.EventType.KEYPRESSED) {
+	    float x=0, y=0;
+	    if(evt.Key.Code == KeyCode.LEFT) x -= 2;
+	    if(evt.Key.Code == KeyCode.RIGHT) x += 2;
+	    if(evt.Key.Code == KeyCode.UP) y -= 2;
+	    if(evt.Key.Code == KeyCode.DOWN) y += 2;
+	    if(x != 0 || y != 0) {
+		Stdout.formatln("{} fps", 1.0 / this.renderer.app.getFrameTime());
+		this.move_view(x, y);
+		return true;
+	    }
+	}
+	return false;
+    }
+}