From ab84713eb211fdcc2fc63be6860498d4b4186d11 Mon Sep 17 00:00:00 2001
From: Charles Yin <charles.yin@nokia.com>
Date: Mon, 13 Feb 2012 10:43:51 +1000
Subject: Remove non-standard canvas filter/mirror functions

They are not standard context 2d APIs, and now the same effects can
be implemented by the ShaderEffect/QtGraphicEffects as well, so remove
them from canvas 2d to reduce the duplicated features.

Change-Id: If77ea6794e839a59927a313702aeea2282384844
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>
---
 examples/declarative/canvas/pixels/pixels.qml | 83 ---------------------------
 1 file changed, 83 deletions(-)
 delete mode 100644 examples/declarative/canvas/pixels/pixels.qml

(limited to 'examples')

diff --git a/examples/declarative/canvas/pixels/pixels.qml b/examples/declarative/canvas/pixels/pixels.qml
deleted file mode 100644
index bb67eae965..0000000000
--- a/examples/declarative/canvas/pixels/pixels.qml
+++ /dev/null
@@ -1,83 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** You may use this file under the terms of the BSD license as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-**   * Redistributions of source code must retain the above copyright
-**     notice, this list of conditions and the following disclaimer.
-**   * Redistributions in binary form must reproduce the above copyright
-**     notice, this list of conditions and the following disclaimer in
-**     the documentation and/or other materials provided with the
-**     distribution.
-**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
-**     the names of its contributors may be used to endorse or promote
-**     products derived from this software without specific prior written
-**     permission.
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.0
-import "../contents"
-Item {
-  id:container
-  width:360
-  height:600
-
-  Column {
-    spacing:5
-    anchors.fill:parent
-    Text { font.pointSize:25; text:"Processing pixels"; anchors.horizontalCenter:parent.horizontalCenter}
-
-    Canvas {
-      id:canvas
-      width:360
-      height:360
-      smooth:true
-      renderTarget:Canvas.FramebufferObject
-      renderStrategy: Canvas.Cooperative
-      property string image :"../contents/qt-logo.png"
-      Component.onCompleted:loadImage(image);
-      onImageLoaded:requestPaint();
-    onPaint: {
-      
-      var ctx = canvas.getContext('2d');
-      if (canvas.isImageLoaded(image)) {
-          var pixels = ctx.createImageData(image);
-          //pixels.mirror();
-          pixels.filter(ctx.GrayScale);
-          //pixels.filter(ctx.Threshold, 100); //default 127
-          //pixels.filter(ctx.Blur, 20); //default 10
-          //pixels.filter(ctx.Opaque);
-          //pixels.filter(ctx.Invert);
-          //pixels.filter(ctx.Convolute, [0,-1,0,
-          //                                 -1,5,-1,
-          //                                 0,-1,0]);
-          //ctx.putImageData(pixels, 0, 0, canvas.width, canvas.height);
-          ctx.putImageData(pixels, 0, 0);
-      }
-    }
-  }
- }
-}
-- 
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