summaryrefslogtreecommitdiff
path: root/src/gui/piePreviewSliceRenderer.vala
diff options
context:
space:
mode:
Diffstat (limited to 'src/gui/piePreviewSliceRenderer.vala')
-rw-r--r--src/gui/piePreviewSliceRenderer.vala158
1 files changed, 79 insertions, 79 deletions
diff --git a/src/gui/piePreviewSliceRenderer.vala b/src/gui/piePreviewSliceRenderer.vala
index 6a12a47..5b4d939 100644
--- a/src/gui/piePreviewSliceRenderer.vala
+++ b/src/gui/piePreviewSliceRenderer.vala
@@ -1,25 +1,25 @@
-/*
-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;
namespace GnomePie {
-/////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////
/// Displays the preview of a Slice.
/////////////////////////////////////////////////////////////////////////
@@ -30,17 +30,17 @@ public class PiePreviewSliceRenderer : GLib.Object {
/////////////////////////////////////////////////////////////////////
public signal void on_clicked(int position);
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the user clicked on the delete sign.
/////////////////////////////////////////////////////////////////////
-
+
public signal void on_remove(int position);
-
+
/////////////////////////////////////////////////////////////////////
/// The image used to display this oject.
/////////////////////////////////////////////////////////////////////
-
+
public Icon icon { get; private set; }
public ActionGroup action_group { get; private set; }
public string name { get; private set; default=""; }
@@ -50,47 +50,47 @@ public class PiePreviewSliceRenderer : GLib.Object {
/// The parent renderer.
/////////////////////////////////////////////////////////////////////
- private unowned PiePreviewRenderer parent;
-
+ private unowned PiePreviewRenderer parent;
+
/////////////////////////////////////////////////////////////////////
/// The delete sign, displayed in the upper right corner of each
/// Slice.
/////////////////////////////////////////////////////////////////////
-
+
private PiePreviewDeleteSign delete_sign = null;
-
+
/////////////////////////////////////////////////////////////////////
/// Some AnimatedValues for smooth transitions.
/////////////////////////////////////////////////////////////////////
-
- private AnimatedValue angle;
- private AnimatedValue size;
- private AnimatedValue activity;
- private AnimatedValue clicked;
-
+
+ private AnimatedValue angle;
+ private AnimatedValue size;
+ private AnimatedValue activity;
+ private AnimatedValue clicked;
+
/////////////////////////////////////////////////////////////////////
/// Some constants determining the look and behaviour of this Slice.
/////////////////////////////////////////////////////////////////////
-
+
private static const double pie_radius = 126;
private static const double radius = 24;
private static const double delete_x = 13;
private static const double delete_y = -13;
private static const double click_cancel_treshold = 5;
-
+
/////////////////////////////////////////////////////////////////////
/// Storing the position where a mouse click was executed. Useful for
/// canceling the click when the mouse moves some pixels.
/////////////////////////////////////////////////////////////////////
-
+
private double clicked_x = 0.0;
private double clicked_y = 0.0;
-
+
/////////////////////////////////////////////////////////////////////
/// The index of this slice in a pie. Clockwise assigned, starting
/// from the right-most slice.
/////////////////////////////////////////////////////////////////////
-
+
private int position;
/////////////////////////////////////////////////////////////////////
@@ -103,21 +103,21 @@ public class PiePreviewSliceRenderer : GLib.Object {
this.delete_sign.on_clicked.connect(() => {
this.on_remove(this.position);
});
-
+
this.parent = parent;
this.angle = new AnimatedValue.cubic(AnimatedValue.Direction.OUT, 0, 0, 0, 0.5);
this.size = new AnimatedValue.cubic(AnimatedValue.Direction.OUT, 0, 0, 0, 1.0);
this.activity = new AnimatedValue.cubic(AnimatedValue.Direction.OUT, 0, 0, 0, 0.0);
this.clicked = new AnimatedValue.cubic(AnimatedValue.Direction.OUT, 1, 1, 0, 1.0);
}
-
+
/////////////////////////////////////////////////////////////////////
/// Loads an Action. All members are initialized accordingly.
/////////////////////////////////////////////////////////////////////
public void load(ActionGroup group) {
this.action_group = group;
-
+
// if it's a custom ActionGroup
if (group.get_type().depth() == 2 && group.actions.size > 0) {
this.icon = new Icon(group.actions[0].icon, (int)(PiePreviewSliceRenderer.radius*2));
@@ -127,23 +127,23 @@ public class PiePreviewSliceRenderer : GLib.Object {
this.name = GroupRegistry.descriptions[group.get_type().name()].name;
}
}
-
+
/////////////////////////////////////////////////////////////////////
/// Updates the position where this object should be displayed.
/////////////////////////////////////////////////////////////////////
public void set_position(int position, bool smoothly = true) {
double direction = 2.0 * PI * position/parent.slice_count();
-
+
if (direction != this.angle.end) {
this.position = position;
this.angle.reset_target(direction, smoothly ? 0.5 : 0.0);
-
+
if (!smoothly)
this.angle.update(1.0);
}
}
-
+
/////////////////////////////////////////////////////////////////////
/// Updates the size of this object. All transitions will be smooth.
/////////////////////////////////////////////////////////////////////
@@ -152,15 +152,15 @@ public class PiePreviewSliceRenderer : GLib.Object {
this.size.reset_target(size, 0.5);
this.delete_sign.set_size(size);
}
-
+
/////////////////////////////////////////////////////////////////////
/// Notifies that all quick actions should be disabled.
/////////////////////////////////////////////////////////////////////
-
+
public void disable_quickactions() {
this.action_group.disable_quickactions();
}
-
+
/////////////////////////////////////////////////////////////////////
/// Draws the slice to the given context.
/////////////////////////////////////////////////////////////////////
@@ -172,100 +172,100 @@ public class PiePreviewSliceRenderer : GLib.Object {
this.clicked.update(frame_time);
ctx.save();
-
+
// transform the context
ctx.translate(cos(this.angle.val)*PiePreviewSliceRenderer.pie_radius, sin(this.angle.val)*PiePreviewSliceRenderer.pie_radius);
-
- double scale = this.size.val*this.clicked.val
+
+ double scale = this.size.val*this.clicked.val
+ this.activity.val*0.1 - 0.1;
- ctx.save();
-
+ ctx.save();
+
ctx.scale(scale, scale);
-
+
// paint the image
icon.paint_on(ctx);
-
+
ctx.restore();
-
+
ctx.translate(PiePreviewSliceRenderer.delete_x*this.size.val, PiePreviewSliceRenderer.delete_y*this.size.val);
this.delete_sign.draw(frame_time, ctx);
-
+
ctx.restore();
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the mouse moves to another position.
/////////////////////////////////////////////////////////////////////
-
+
public bool on_mouse_move(double angle, double x, double y) {
double direction = 2.0 * PI * position/parent.slice_count();
double diff = fabs(angle-direction);
-
+
if (diff > PI)
- diff = 2 * PI - diff;
-
- bool active = diff < 0.5*PI/parent.slice_count();
-
- if (active) {
- this.activity.reset_target(1.0, 0.3);
- this.delete_sign.show();
+ diff = 2 * PI - diff;
+
+ bool active = diff < 0.5*PI/parent.slice_count();
+
+ if (active) {
+ this.activity.reset_target(1.0, 0.3);
+ this.delete_sign.show();
} else {
this.activity.reset_target(0.0, 0.3);
this.delete_sign.hide();
- }
-
+ }
+
if (this.clicked.end == 0.9) {
double dist = GLib.Math.pow(x-this.clicked_x, 2) + GLib.Math.pow(y-this.clicked_y, 2);
if (dist > PiePreviewSliceRenderer.click_cancel_treshold*PiePreviewSliceRenderer.click_cancel_treshold)
this.clicked.reset_target(1.0, 0.1);
}
-
+
double own_x = cos(this.angle.val)*PiePreviewSliceRenderer.pie_radius;
double own_y = sin(this.angle.val)*PiePreviewSliceRenderer.pie_radius;
- this.delete_hovered = this.delete_sign.on_mouse_move(x - own_x - PiePreviewSliceRenderer.delete_x*this.size.val,
+ this.delete_hovered = this.delete_sign.on_mouse_move(x - own_x - PiePreviewSliceRenderer.delete_x*this.size.val,
y - own_y - PiePreviewSliceRenderer.delete_y*this.size.val);
-
+
return active;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the mouse leaves the area of this widget.
/////////////////////////////////////////////////////////////////////
-
+
public void on_mouse_leave() {
this.activity.reset_target(0.0, 0.3);
this.delete_sign.hide();
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when a button of the mouse is pressed.
/////////////////////////////////////////////////////////////////////
-
+
public void on_button_press(double x, double y) {
bool delete_pressed = false;
if (this.activity.end == 1.0) {
double own_x = cos(this.angle.val)*PiePreviewSliceRenderer.pie_radius;
double own_y = sin(this.angle.val)*PiePreviewSliceRenderer.pie_radius;
- delete_pressed = this.delete_sign.on_button_press(x - own_x - PiePreviewSliceRenderer.delete_x*this.size.val,
+ delete_pressed = this.delete_sign.on_button_press(x - own_x - PiePreviewSliceRenderer.delete_x*this.size.val,
y - own_y - PiePreviewSliceRenderer.delete_y*this.size.val);
}
-
+
if (!delete_pressed && this.activity.end == 1.0) {
this.clicked.reset_target(0.9, 0.1);
this.clicked_x = x;
this.clicked_y = y;
}
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when a button of the mouse is released.
/////////////////////////////////////////////////////////////////////
-
+
public void on_button_release(double x, double y) {
bool deleted = false;
if (this.activity.end == 1.0)
deleted = this.delete_sign.on_button_release(x, y);
-
+
if (!deleted && this.clicked.end == 0.9) {
this.clicked.reset_target(1.0, 0.1);
this.on_clicked(this.position);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-10 07:20:17 +0000