Rename speed -> velocity in the particle system

Matches the convention set in the QtQuick module, for example by
ListView and Flickable.

Change-Id: I8df57ed1ced8128723d790c30c00cc1b2062787d
Reviewed-by: Bea Lam <bea.lam@nokia.com>

7 files changed, 12 insertions, 12 deletions

diff --git a/examples/particles/imageparticle/allatonce.qml b/examples/particles/imageparticle/allatonce.qml
index b62735d7f9..cedc17d7aa 100644
--- a/examples/particles/imageparticle/allatonce.qml
+++ b/examples/particles/imageparticle/allatonce.qml
@@ -59,7 +59,7 @@ Rectangle {
             }
         ]
         colorVariation: 0.5
-        rotationSpeedVariation: 360
+        rotationVelocityVariation: 360
         system: sys
         colorTable: "../trails/../images/colortable.png"
     }
@@ -75,7 +75,7 @@ Rectangle {
         id: particles
         emitRate: 200
         lifeSpan: 6000
-        speed: AngleDirection {angleVariation: 360; magnitude: 80; magnitudeVariation: 40}
+        velocity: AngleDirection {angleVariation: 360; magnitude: 80; magnitudeVariation: 40}
         size: 60
         endSize: 120
     }
diff --git a/examples/particles/imageparticle/colored.qml b/examples/particles/imageparticle/colored.qml
index ac760b6219..8ae9a8e0bc 100644
--- a/examples/particles/imageparticle/colored.qml
+++ b/examples/particles/imageparticle/colored.qml
@@ -75,7 +75,7 @@ Rectangle {
             lifeSpan: 2400
             size: 48
             sizeVariation: 8
-            speed: AngleDirection {angleVariation: 180; magnitude: 60}
+            velocity: AngleDirection {angleVariation: 180; magnitude: 60}
         }
 
         Turbulence {
diff --git a/examples/particles/imageparticle/colortable.qml b/examples/particles/imageparticle/colortable.qml
index 623029dae0..e7c9b5c176 100644
--- a/examples/particles/imageparticle/colortable.qml
+++ b/examples/particles/imageparticle/colortable.qml
@@ -72,9 +72,9 @@ Rectangle {
             from: 0; to: Math.PI * 2; duration: 10000; loops: Animation.Infinite
         }
 
-        speedFromMovement: 20
+        velocityFromMovement: 20
 
-        speed: PointDirection { xVariation: 5; yVariation: 5;}
+        velocity: PointDirection { xVariation: 5; yVariation: 5;}
         acceleration: PointDirection { xVariation: 5; yVariation: 5;}
 
         size: 16
diff --git a/examples/particles/imageparticle/deformation.qml b/examples/particles/imageparticle/deformation.qml
index e282927e78..0fca37e3e1 100644
--- a/examples/particles/imageparticle/deformation.qml
+++ b/examples/particles/imageparticle/deformation.qml
@@ -52,7 +52,7 @@ Rectangle {
         groups: ["goingLeft", "goingRight"]
         source: "../images/starfish_4.png"
         rotation: 90
-        rotationSpeed: 90
+        rotationVelocity: 90
         autoRotation: true
     }
     ImageParticle {
@@ -89,7 +89,7 @@ Rectangle {
         system: sys
         enabled: false
         group: "goingRight"
-        speed: PointDirection { x: 100 }
+        velocity: PointDirection { x: 100 }
         lifeSpan: 4000
         emitRate: 1
         size: 128
@@ -101,7 +101,7 @@ Rectangle {
         system: sys
         enabled: false
         group: "goingLeft"
-        speed: PointDirection { x: -100 }
+        velocity: PointDirection { x: -100 }
         lifeSpan: 4000
         emitRate: 1
         size: 128
@@ -113,7 +113,7 @@ Rectangle {
         system: sys
         enabled: false
         group: "goingDown"
-        speed: PointDirection { x: 100 }
+        velocity: PointDirection { x: 100 }
         lifeSpan: 4000
         emitRate: 1
         size: 128
diff --git a/examples/particles/imageparticle/rotation.qml b/examples/particles/imageparticle/rotation.qml
index 3a75c379ed..34e063b1f5 100644
--- a/examples/particles/imageparticle/rotation.qml
+++ b/examples/particles/imageparticle/rotation.qml
@@ -58,7 +58,7 @@ Rectangle {
         emitRate: 10
         size: 200
         lifeSpan: 10000
-        speed: AngleDirection {angleVariation: 360; magnitudeVariation: 100;}
+        velocity: AngleDirection {angleVariation: 360; magnitudeVariation: 100;}
     }
 
     MouseArea {
diff --git a/examples/particles/imageparticle/sharing.qml b/examples/particles/imageparticle/sharing.qml
index 27e08322d9..d1a516fc49 100644
--- a/examples/particles/imageparticle/sharing.qml
+++ b/examples/particles/imageparticle/sharing.qml
@@ -122,7 +122,7 @@ Rectangle {
             lifeSpan: 10000
             size: 24
             sizeVariation: 8
-            speed: AngleDirection { angleVariation: 360; magnitude: 3 }
+            velocity: AngleDirection { angleVariation: 360; magnitude: 3 }
             maximumEmitted: 10
             startTime: 5000
         }
diff --git a/examples/particles/imageparticle/sprites.qml b/examples/particles/imageparticle/sprites.qml
index 45ff2ebbaf..1e5aaa0f75 100644
--- a/examples/particles/imageparticle/sprites.qml
+++ b/examples/particles/imageparticle/sprites.qml
@@ -98,7 +98,7 @@ Rectangle {
         system: sys
         emitRate: 2
         lifeSpan: 10000
-        speed: AngleDirection {angle: 90; magnitude: 60; angleVariation: 5}
+        velocity: AngleDirection {angle: 90; magnitude: 60; angleVariation: 5}
         acceleration: PointDirection { y: 10 }
         size: 160
         sizeVariation: 40