From 84a27086bbd9f493128b354300f9c77ccb32a56b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Sat, 18 Apr 2015 15:42:59 +0200 Subject: Imported Upstream version 0.6.0 --- src/gui/piePreviewSliceRenderer.vala | 158 +++++++++++++++++------------------ 1 file changed, 79 insertions(+), 79 deletions(-) (limited to 'src/gui/piePreviewSliceRenderer.vala') 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 . -*/ +///////////////////////////////////////////////////////////////////////// +// 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 . +///////////////////////////////////////////////////////////////////////// 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); -- cgit v1.2.3