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authorJörg Frings-Fürst <debian@jff-webhosting.net>2015-04-18 15:42:59 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2015-04-18 15:42:59 +0200
commit84a27086bbd9f493128b354300f9c77ccb32a56b (patch)
tree977cb323f0ac6953f10bc20d84f45ebd5a6d4535 /src/renderers/sliceRenderer.vala
parentb683ce2789d95b2e9f221e75adc30efd91cfb901 (diff)
Imported Upstream version 0.6.0upstream/0.6.0
Diffstat (limited to 'src/renderers/sliceRenderer.vala')
-rw-r--r--src/renderers/sliceRenderer.vala68
1 files changed, 41 insertions, 27 deletions
diff --git a/src/renderers/sliceRenderer.vala b/src/renderers/sliceRenderer.vala
index 2ecf7c4..862e2a5 100644
--- a/src/renderers/sliceRenderer.vala
+++ b/src/renderers/sliceRenderer.vala
@@ -1,19 +1,19 @@
-/*
-Copyright (c) 2011 by Simon Schneegans
-
-This program is free software: you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the Free
-Software Foundation, either version 3 of the License, or (at your option)
-any later version.
-
-This program 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 General Public License for
-more details.
-
-You should have received a copy of the GNU General Public License along with
-this program. If not, see <http://www.gnu.org/licenses/>.
-*/
+/////////////////////////////////////////////////////////////////////////
+// Copyright (c) 2011-2015 by Simon Schneegans
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or (at
+// your option) any later version.
+//
+// This program 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
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+/////////////////////////////////////////////////////////////////////////
using GLib.Math;
@@ -94,7 +94,14 @@ public class SliceRenderer : GLib.Object {
public SliceRenderer(PieRenderer parent) {
this.parent = parent;
+ this.reset_anim();
+ }
+ /////////////////////////////////////////////////////////////////////
+ /// Put all AnimatedValues in their initial values
+ /////////////////////////////////////////////////////////////////////
+
+ public void reset_anim() {
this.fade = new AnimatedValue.linear(0.0, 0.0, Config.global.theme.transition_time);
this.wobble = new AnimatedValue.linear(0.0, 0.0, Config.global.theme.transition_time);
this.alpha = new AnimatedValue.linear(0.0, 1.0, Config.global.theme.fade_in_time);
@@ -147,7 +154,7 @@ public class SliceRenderer : GLib.Object {
}
/////////////////////////////////////////////////////////////////////
- /// Activaes the Action of this slice.
+ /// Activates the Action of this slice.
/////////////////////////////////////////////////////////////////////
public void activate() {
@@ -189,7 +196,7 @@ public class SliceRenderer : GLib.Object {
/// Draws all layers of the slice.
/////////////////////////////////////////////////////////////////////
- public void draw(double frame_time, Cairo.Context ctx, double angle, double distance) {
+ public void draw(double frame_time, Cairo.Context ctx, double angle, int slice_track) {
// update the AnimatedValues
this.scale.update(frame_time);
@@ -199,16 +206,23 @@ public class SliceRenderer : GLib.Object {
this.fade_rotation.update(frame_time);
this.wobble.update(frame_time);
- double direction = 2.0 * PI * position/parent.slice_count() + this.fade_rotation.val;
- double max_scale = 1.0/Config.global.theme.max_zoom;
+ double direction = 2.0 * PI * (position-parent.first_slice_idx)/parent.total_slice_count
+ + parent.first_slice_angle + this.fade_rotation.val;
+ double max_scale = 1.0/Config.global.theme.max_zoom;
double diff = fabs(angle-direction);
- if (diff > PI)
- diff = 2 * PI - diff;
+ if (diff > 2 * PI) {
+ diff = diff - 2 * PI;
+ }
+
+ if (diff > PI) {
+ diff = 2 * PI - diff;
+ }
+
- active = ((parent.active_slice >= 0) && (diff < PI/parent.slice_count()));
+ active = ((parent.active_slice >= 0) && (diff < PI/parent.total_slice_count));
- if (parent.active_slice >= 0) {
+ if (slice_track != 0) {
double wobble = Config.global.theme.wobble*diff/PI*(1-diff/PI);
if ((direction < angle && direction > angle - PI) || direction > PI+angle) {
this.wobble.reset_target(-wobble, Config.global.theme.transition_time*0.5);
@@ -228,7 +242,7 @@ public class SliceRenderer : GLib.Object {
- max_scale = (parent.active_slice >= 0 ? max_scale : 1.0/Config.global.theme.max_zoom);
+ max_scale = (slice_track != 0 ? max_scale : 1.0/Config.global.theme.max_zoom);
if (fabs(this.scale.end - max_scale) > Config.global.theme.max_zoom*0.005)
this.scale.reset_target(max_scale, Config.global.theme.transition_time);
@@ -240,9 +254,9 @@ public class SliceRenderer : GLib.Object {
// increase radius if there are many slices in a pie
if (atan((Config.global.theme.slice_radius+Config.global.theme.slice_gap)
- /(radius/Config.global.theme.max_zoom)) > PI/parent.slice_count()) {
+ /(radius/Config.global.theme.max_zoom)) > PI/parent.total_slice_count) {
radius = (Config.global.theme.slice_radius+Config.global.theme.slice_gap)
- /tan(PI/parent.slice_count())*Config.global.theme.max_zoom;
+ /tan(PI/parent.total_slice_count)*Config.global.theme.max_zoom;
}
// transform the context