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authorGunnar Sletta <gunnar.sletta@digia.com>2012-12-12 14:42:33 +0100
committerThe Qt Project <gerrit-noreply@qt-project.org>2012-12-12 16:56:09 +0100
commit13e6a28c209e54a5546bea381b818bb4d6dee7a2 (patch)
treecbeaddabaab47ec4b7d1e04df5d3bf3c319c0688
parent5b0e3eab3cabd1b3f4edc8f71b67fc21e4130ce9 (diff)
Improvements to "Whats New" documentationv5.0.0-rc2
Change-Id: I2e0670f9c077d3f5182d5229135b0682f4ba1d60 Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>
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-rw-r--r--doc/src/qt5-intro.qdoc180
-rw-r--r--doc/src/whatsnew.qdoc9
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diff --git a/doc/src/qt5-intro.qdoc b/doc/src/qt5-intro.qdoc
index a30fee0bd..6695456d9 100644
--- a/doc/src/qt5-intro.qdoc
+++ b/doc/src/qt5-intro.qdoc
@@ -56,18 +56,25 @@
\section1 Amazing Graphics Capability and Performance
- Improved graphical effects are an achievable target now with Qt 5 even on
- the constrained hardware environments of mobile and embedded devices.
- Qt 5 uses OpenGL ES for impressive graphics features and better 2D and 3D
- animations. The new version of Qt Quick complements the OpenGL ES scene
- graph backend, which makes the animations look more appealing and smoother
- than before.
+ Qt 5 uses an OpenGL based scene graph to accelerate the graphics
+ of Qt Quick, making it possible to do visually appealing user
+ interfaces with animations, impressive graphical effects and
+ particle systems, even on the constrained hardware environments of
+ mobile and embedded devices.
+
+ \table
+ \header
+ \li \l ShaderEffect on an \l Image
+ \row
+ \li \image qt5_shadereffect.jpg
+ \row
+ \endtable
The benefits of this architectural change in the rendering engine is well
demonstrated by the following projects:
\list
\li \l{Livecoding video effects with Qt5} - The Big Buck Bunny you
- never saw before. Video effects created using Qt Quick 2.0.
+ never saw before. Video effects created using Qt Quick.
\li \l{Pimp my video} - Video effects implemented using the shader language
with QML.
\li \l{QtMediaHub} - The power and convenience of Qt Quick.
@@ -75,28 +82,129 @@
Raspberry PI.
\endlist
+
+
\section1 Qt Quick in Qt 5
- Qt Quick provides the necessary infrastructure to develop QML applications.
- The latest version (v2.0) of this technology also introduces a set of new
- C++ classes as a replacement for the QDeclarative* equivalents in Qt
- Quick 1. New features in Qt Quick include:
+ \l {Qt Quick} provides the necessary infrastructure to develop QML
+ applications. The latest version (v2.0) of this technology also
+ introduces a set of new C++ classes as a replacement for the
+ QDeclarative* equivalents in Qt Quick 1. New features in Qt Quick
+ include:
\list
- \li Canvas for drawing. Canvas provides an API that is similar to the HTML5
- Canvas API, along with some additional features.
- \li Shader Effects which enable GLSL shader programs to be integrated
- directly into QML code and applied to QML items and images.
- \li Particle Effects for creating a variety of 2D particle systems.
- \li Sprites can be used in animating 2D graphical objects and as a source
+ \li \l Canvas for drawing. Canvas provides an API that is similar to
+ the HTML5 Canvas API, along with some additional features.
+ \li \l {ShaderEffect} {Shader Effects} which enable GLSL shader programs to be
+ integrated directly into QML code and applied to items and
+ images.
+ \li \l {Using the Qt Quick Particle System}{Particle Effects} for creating a variety of 2D particle systems.
+ \li \l {Sprite Animations}{Sprites} can be used in animating 2D graphical objects and as a source
for particle systems.
- \li Offline storage is a HTML5 Web Database API conformant JavaScript API
+ \li \l {Qt Quick Local Storage QML Types}{Offline storage} is a HTML5 Web Database API conformant JavaScript API
for storing data in Qt Quick applications.
- \li Window provides a top-level window and the Screen type for accessing a
- screen's resolution and other details. This is useful for desktop
+
+ \li \l {Qt Quick Window QML Types}{Window} provides a
+ top-level window and the Screen type for accessing a screen's
+ resolution and other details. This is useful for desktop
applications developed using Qt Quick.
+
+ \li \l {Qt Quick Scene Graph} {New rendering architecture} based on OpenGL for optimal performance.
\endlist
- For more information, refer to \l{Qt Quick Release Notes}.
+ \table
+ \header
+ \li Qt Quick's \l {Using the Qt Quick Particle System}{Particle System}
+ \row
+ \li \image qt5_particles.jpg
+ \row
+ \endtable
+
+ The \l {qtgraphicaleffects-index.html}{Qt Graphical Effects} module provides a number of
+ ready-made effects for use in Qt Quick applications, including
+ soft drop shadow, blur, glow and colorize.
+
+ \table
+ \header
+ \li Excerpts from the Qt Graphical Effects module.
+ \row
+ \li \image qt5_graphicaleffects.jpg
+ \row
+ \endtable
+
+
+
+ \section1 WebKit and HTML5
+
+ \l {Qt WebKit} is a web content rendering engine based on the open
+ source WebKit project featuring broad support for standard web
+ technologies. The Qt WebKit module provides integration with both
+ Qt Quick and traditional widgets. The module brings the latest in
+ HTML5 advancements to Qt 5, including CSS filters and animations
+ and Video, Canvas and WebGL, Canvas support and HTML video.
+
+
+
+ \section1 Multimedia
+
+ \l {Qt Multimedia} provides a rich set of QML types and C++ classes to
+ handle multimedia content. It also provides necessary APIs to
+ access the camera and radio functionality. Qt 5 brings the Qt
+ Multimedia module into the set of essential modules with support
+ on all major platforms.
+
+ \table
+ \header
+ \li \l Video embedded into a Qt Quick application with a displacement effect
+ \row
+ \li \image qt5_video.jpg
+ \endtable
+
+
+
+ \section1 Modularized Qt Libraries
+
+ Qt 5 splits the Qt libraries into domain specific libraries and
+ modules. This means that an application can choose which libraries
+ it requires and only compile, use and deploy those.
+
+ For a complete list of modules and libraries, see \l {All
+ Modules}{all Qt modules}.
+
+ \section2 Widgets in Qt 5
+
+ The \l {Qt Widgets} have been separated into their own module in Qt 5,
+ the Qt Widgets module. It is part of the essential modules.
+
+ \table
+ \header
+ \li Screenshots of widget based applications running Qt 5.
+ \row
+ \li \image qt5_widgets.jpg
+ \endtable
+
+
+
+ \section1 Qt Platform Abstraction
+
+ The windowing system dependent parts of Qt have been completely
+ rewritten for Qt 5, based on the Qt Platform Abstraction, a plugin
+ architecture which allows Qt to dynamically load a windowing
+ system integration based on what system it is running on. This
+ gives several benefits:
+
+ \list
+
+ \li Centralize the windowing system integration codebase into
+ classes shared for all platforms.
+
+ \li Simplify the work required when porting Qt to new platforms.
+
+ \li Remove the windowing system dependency from Qt, making it
+ possible to have the same Qt binaries run against multiple
+ windowing systems. For instance, the Qt Linux binaries can run
+ against both X11 and Wayland.
+
+ \endlist
\section1 New Connection Syntax
@@ -159,26 +267,20 @@
\section1 User Input
- The Qt 5 applications can now handle multi-point touch input using QML.
- This means, applications can gather all information about the touch points,
- including the touch position, pressure, and velocity.
-
- The mouse event handling in Qt 5 is little different from it's predecessor.
- Applications have more control to handle mouse events using QML. The
- mouse area in a QML document can propagate the mouse wheel and click
- events and also ignore propagated events.
-
- Besides this, all Qt applications can now receive button events from more
- mouse buttons:
- \list
- \li 27 mouse buttons on X11.
- \li 16 mouse buttons on Wayland and Mac OS X.
- \endlist
+ Qt 4 already had support for handling multi-point touch input in
+ C++. Qt 5 extends this support to include Qt Quick, covering all
+ the information about the touch points, including the touch
+ position, pressure, and velocity.
- This comes in handy for gaming applications developed using Qt.
+ The mouse event handling in Qt 5 has been improved from its
+ predecessor. Applications have more control to handle mouse
+ events in Qt Quick. The mouse area in a QML document can propagate
+ the mouse wheel and click events and also ignore propagated
+ events.
- \note Qt on Windows continues to support only 5 mouse buttons due to the
- Windows platform limitation.
+ Besides this, Qt 5 adds support for more mouse buttons on
+ platforms where this is supported. This comes in handy for gaming
+ applications developed using Qt.
\section1 Related Topics
\list
diff --git a/doc/src/whatsnew.qdoc b/doc/src/whatsnew.qdoc
index 943be2d30..f96af6143 100644
--- a/doc/src/whatsnew.qdoc
+++ b/doc/src/whatsnew.qdoc
@@ -182,6 +182,15 @@
The QtQuick 2.0 QML module is a major update, and the following sections
outline the features that come with it:
+ \section2 New Graphics Architecture
+
+ \list
+
+ \li Qt Quick 2.0 uses a dedicated OpenGL (ES) 2.0 based \l{Qt
+ Quick Scene Graph} scene graph for all its rendering.
+
+ \endlist
+
\section2 Visual and Graphic Types
\list
\li New Canvas type for drawing, provides a HTML5 canvas-like API along