From b683ce2789d95b2e9f221e75adc30efd91cfb901 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Sat, 24 Jan 2015 11:03:06 +0100 Subject: Imported Upstream version 0.5.7 --- src/renderers/pieRenderer.vala | 150 ++++++++++++++++++++--------------------- 1 file changed, 75 insertions(+), 75 deletions(-) (limited to 'src/renderers/pieRenderer.vala') diff --git a/src/renderers/pieRenderer.vala b/src/renderers/pieRenderer.vala index 7135381..8085758 100644 --- a/src/renderers/pieRenderer.vala +++ b/src/renderers/pieRenderer.vala @@ -1,4 +1,4 @@ -/* +/* Copyright (c) 2011 by Simon Schneegans This program is free software: you can redistribute it and/or modify it @@ -12,14 +12,14 @@ 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 . +this program. If not, see . */ using GLib.Math; namespace GnomePie { -///////////////////////////////////////////////////////////////////////// +///////////////////////////////////////////////////////////////////////// /// This class renders a Pie. In order to accomplish that, it owns a /// CenterRenderer and some SliceRenderers. ///////////////////////////////////////////////////////////////////////// @@ -35,14 +35,14 @@ public class PieRenderer : GLib.Object { ///////////////////////////////////////////////////////////////////// /// The index of the currently active slice. - ///////////////////////////////////////////////////////////////////// - + ///////////////////////////////////////////////////////////////////// + public int active_slice { get; private set; } ///////////////////////////////////////////////////////////////////// /// True, if the hot keys are currently displayed. ///////////////////////////////////////////////////////////////////// - + public bool show_hotkeys { get; set; } ///////////////////////////////////////////////////////////////////// @@ -50,195 +50,195 @@ public class PieRenderer : GLib.Object { ///////////////////////////////////////////////////////////////////// public int size { get; private set; } - + ///////////////////////////////////////////////////////////////////// /// True if the pie should close when it's trigger is released. ///////////////////////////////////////////////////////////////////// - + public bool turbo_mode { get; private set; default=false; } - + ///////////////////////////////////////////////////////////////////// /// True if the pie is currently navigated with the keyboard. This is /// set to false as soon as the mouse moves. ///////////////////////////////////////////////////////////////////// - + public bool key_board_control { get; set; default=false; } - + ///////////////////////////////////////////////////////////////////// /// All SliceRenderers used to draw this Pie. ///////////////////////////////////////////////////////////////////// - + private Gee.ArrayList slices; - + ///////////////////////////////////////////////////////////////////// /// The renderer for the center of this pie. ///////////////////////////////////////////////////////////////////// - + private CenterRenderer center; - + ///////////////////////////////////////////////////////////////////// /// C'tor, initializes members. ///////////////////////////////////////////////////////////////////// - + public PieRenderer() { - this.slices = new Gee.ArrayList(); + this.slices = new Gee.ArrayList(); this.center = new CenterRenderer(this); this.quickaction = -1; this.active_slice = -2; this.size = 0; } - + ///////////////////////////////////////////////////////////////////// /// Loads a Pie. All members are initialized accordingly. ///////////////////////////////////////////////////////////////////// - + public void load_pie(Pie pie) { this.slices.clear(); - + int count = 0; foreach (var group in pie.action_groups) { foreach (var action in group.actions) { var renderer = new SliceRenderer(this); this.slices.add(renderer); renderer.load(action, slices.size-1); - + if (action.is_quickaction) { this.quickaction = count; } - + ++count; } } - + this.turbo_mode = PieManager.get_is_turbo(pie.id); - + this.set_highlighted_slice(this.quickaction); - + this.size = (int)fmax(2*Config.global.theme.radius + 2*Config.global.theme.slice_radius*Config.global.theme.max_zoom, 2*Config.global.theme.center_radius); - + // increase size if there are many slices if (slices.size > 0) { this.size = (int)fmax(this.size, - (((Config.global.theme.slice_radius + Config.global.theme.slice_gap)/tan(PI/slices.size)) + (((Config.global.theme.slice_radius + Config.global.theme.slice_gap)/tan(PI/slices.size)) + Config.global.theme.slice_radius)*2*Config.global.theme.max_zoom); } } - + ///////////////////////////////////////////////////////////////////// /// Activates the currently active slice. ///////////////////////////////////////////////////////////////////// - + public void activate() { if (this.active_slice >= 0 && this.active_slice < this.slices.size) { slices[active_slice].activate(); } - + foreach (var slice in this.slices) slice.fade_out(); - + center.fade_out(); } - + ///////////////////////////////////////////////////////////////////// /// Asks all renders to fade out. ///////////////////////////////////////////////////////////////////// - + public void cancel() { foreach (var slice in this.slices) slice.fade_out(); - + center.fade_out(); } - + ///////////////////////////////////////////////////////////////////// /// Called when the up-key is pressed. Selects the next slice towards - /// the top. + /// the top. ///////////////////////////////////////////////////////////////////// - + public void select_up() { int bottom = this.slice_count()/4; int top = this.slice_count()*3/4; - + if (this.active_slice == -1 || this.active_slice == bottom) this.set_highlighted_slice(top); else if (this.active_slice > bottom && this.active_slice < top) this.set_highlighted_slice(this.active_slice+1); else if (this.active_slice != top) this.set_highlighted_slice((this.active_slice-1+this.slice_count())%this.slice_count()); - + this.key_board_control = true; } - + ///////////////////////////////////////////////////////////////////// /// Called when the down-key is pressed. Selects the next slice - /// towards the bottom. + /// towards the bottom. ///////////////////////////////////////////////////////////////////// - + public void select_down() { int bottom = this.slice_count()/4; int top = this.slice_count()*3/4; - + if (this.active_slice == -1 || this.active_slice == top) this.set_highlighted_slice(bottom); else if (this.active_slice > bottom && this.active_slice < top) this.set_highlighted_slice(this.active_slice-1); else if (this.active_slice != bottom) this.set_highlighted_slice((this.active_slice+1)%this.slice_count()); - + this.key_board_control = true; } - + ///////////////////////////////////////////////////////////////////// /// Called when the left-key is pressed. Selects the next slice - /// towards the left. + /// towards the left. ///////////////////////////////////////////////////////////////////// - + public void select_left() { int left = this.slice_count()/2; int right = 0; - + if (this.active_slice == -1 || this.active_slice == right) this.set_highlighted_slice(left); else if (this.active_slice > left) this.set_highlighted_slice(this.active_slice-1); else if (this.active_slice < left) this.set_highlighted_slice(this.active_slice+1); - + this.key_board_control = true; } - + ///////////////////////////////////////////////////////////////////// /// Called when the right-key is pressed. Selects the next slice - /// towards the right. + /// towards the right. ///////////////////////////////////////////////////////////////////// - + public void select_right() { int left = this.slice_count()/2; int right = 0; - + if (this.active_slice == -1 || this.active_slice == left) this.set_highlighted_slice(right); else if (this.active_slice > left) this.set_highlighted_slice((this.active_slice+1)%this.slice_count()); else if (this.active_slice < left && this.active_slice != right) this.set_highlighted_slice((this.active_slice-1+this.slice_count())%this.slice_count()); - + this.key_board_control = true; } - + ///////////////////////////////////////////////////////////////////// /// Returns the amount of slices in this pie. ///////////////////////////////////////////////////////////////////// - + public int slice_count() { return slices.size; } - + ///////////////////////////////////////////////////////////////////// /// Draws the entire pie. ///////////////////////////////////////////////////////////////////// - + public void draw(double frame_time, Cairo.Context ctx, int mouse_x, int mouse_y) { if (this.size > 0) { double distance = sqrt(mouse_x*mouse_x + mouse_y*mouse_y); @@ -247,62 +247,62 @@ public class PieRenderer : GLib.Object { if (this.key_board_control) { angle = 2.0*PI*this.active_slice/(double)slice_count(); } else { - + if (distance > 0) { angle = acos(mouse_x/distance); - if (mouse_y < 0) + if (mouse_y < 0) angle = 2*PI - angle; } - + int next_active_slice = this.active_slice; - + if (distance < Config.global.theme.active_radius && this.quickaction >= 0 && this.quickaction < this.slices.size) { - - next_active_slice = this.quickaction; + + next_active_slice = this.quickaction; angle = 2.0*PI*quickaction/(double)slice_count(); - } else if (distance > Config.global.theme.active_radius && this.slice_count() > 0) { + } else if (distance > Config.global.theme.active_radius && this.slice_count() > 0 && distance < Config.global.activation_range) { next_active_slice = (int)(angle*slices.size/(2*PI) + 0.5) % this.slice_count(); } else { next_active_slice = -1; } - + this.set_highlighted_slice(next_active_slice); } center.draw(frame_time, ctx, angle, distance); - + foreach (var slice in this.slices) slice.draw(frame_time, ctx, angle, distance); } } - + ///////////////////////////////////////////////////////////////////// /// Called when the user moves the mouse. ///////////////////////////////////////////////////////////////////// - + public void on_mouse_move() { this.key_board_control = false; } - + ///////////////////////////////////////////////////////////////////// /// Called when the currently active slice changes. ///////////////////////////////////////////////////////////////////// - + public void set_highlighted_slice(int index) { if (index != this.active_slice) { - if (index >= 0 && index < this.slice_count()) + if (index >= 0 && index < this.slice_count()) this.active_slice = index; else if (this.quickaction >= 0) this.active_slice = this.quickaction; else this.active_slice = -1; - + SliceRenderer? active = (this.active_slice >= 0 && this.active_slice < this.slice_count()) ? this.slices[this.active_slice] : null; - + center.set_active_slice(active); - + foreach (var slice in this.slices) slice.set_active_slice(active); } -- cgit v1.2.3