diff options
author | Charles Yin <charles.yin@nokia.com> | 2012-02-13 10:43:51 +1000 |
---|---|---|
committer | Qt by Nokia <qt-info@nokia.com> | 2012-02-13 10:27:31 +0100 |
commit | ab84713eb211fdcc2fc63be6860498d4b4186d11 (patch) | |
tree | 587a47368c7944175fa55e5da8254b755390c657 /examples | |
parent | c0100e28cadf8260769eddcc7a0306d832fed92b (diff) |
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>
Diffstat (limited to 'examples')
-rw-r--r-- | examples/declarative/canvas/pixels/pixels.qml | 83 |
1 files changed, 0 insertions, 83 deletions
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); - } - } - } - } -} |