From 3997b71e281a5f43cc8c1892e85de30728df7b2d Mon Sep 17 00:00:00 2001 From: Alessandro Ghedini Date: Sun, 20 Nov 2011 15:50:38 +0100 Subject: Imported Upstream version 0.3.1 --- src/renderers/pieRenderer.vala | 99 ++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 95 insertions(+), 4 deletions(-) (limited to 'src/renderers/pieRenderer.vala') diff --git a/src/renderers/pieRenderer.vala b/src/renderers/pieRenderer.vala index 5b706f4..ffaf776 100644 --- a/src/renderers/pieRenderer.vala +++ b/src/renderers/pieRenderer.vala @@ -26,15 +26,60 @@ namespace GnomePie { public class PieRenderer : GLib.Object { + ///////////////////////////////////////////////////////////////////// + /// The index of the slice used for quick action. (The action which + /// gets executed when the user clicks on the middle of the pie) + ///////////////////////////////////////////////////////////////////// + public int quick_action { get; private set; } + + ///////////////////////////////////////////////////////////////////// + /// 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; } - private int size; + ///////////////////////////////////////////////////////////////////// + /// The width and height of the Pie in pixels. + ///////////////////////////////////////////////////////////////////// + + 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; } + + ///////////////////////////////////////////////////////////////////// + /// All SliceRenderers used to draw this Pie. + ///////////////////////////////////////////////////////////////////// + private Gee.ArrayList slices; + + ///////////////////////////////////////////////////////////////////// + /// The renderer for the center of this pie. + ///////////////////////////////////////////////////////////////////// + private CenterRenderer center; + + ///////////////////////////////////////////////////////////////////// + /// True if the pie is currently navigated with the keyboard. This is + /// set to false as soon as the mouse moves. + ///////////////////////////////////////////////////////////////////// + private bool key_board_control = false; + ///////////////////////////////////////////////////////////////////// + /// C'tor, initializes members. + ///////////////////////////////////////////////////////////////////// + public PieRenderer() { this.slices = new Gee.ArrayList(); this.center = new CenterRenderer(this); @@ -43,6 +88,10 @@ public class PieRenderer : GLib.Object { this.size = 0; } + ///////////////////////////////////////////////////////////////////// + /// Loads an Pie. All members are initialized accordingly. + ///////////////////////////////////////////////////////////////////// + public void load_pie(Pie pie) { this.slices.clear(); @@ -61,6 +110,8 @@ public class PieRenderer : GLib.Object { } } + this.turbo_mode = PieManager.get_is_turbo(pie.id); + this.set_highlighted_slice(this.quick_action); this.size = (int)fmax(2*Config.global.theme.radius + 2*Config.global.theme.slice_radius*Config.global.theme.max_zoom, @@ -74,12 +125,20 @@ public class PieRenderer : GLib.Object { } } + ///////////////////////////////////////////////////////////////////// + /// Activates the currently active slice. + ///////////////////////////////////////////////////////////////////// + public void activate() { if (this.active_slice >= 0 && this.active_slice < this.slices.size) slices[active_slice].activate(); this.cancel(); } + ///////////////////////////////////////////////////////////////////// + /// Asks all renders to fade out. + ///////////////////////////////////////////////////////////////////// + public void cancel() { foreach (var slice in this.slices) slice.fade_out(); @@ -87,6 +146,11 @@ public class PieRenderer : GLib.Object { center.fade_out(); } + ///////////////////////////////////////////////////////////////////// + /// Called when the up-key is pressed. Selects the next slice towards + /// the top. + ///////////////////////////////////////////////////////////////////// + public void select_up() { int bottom = this.slice_count()/4; int top = this.slice_count()*3/4; @@ -99,6 +163,11 @@ public class PieRenderer : GLib.Object { this.set_highlighted_slice((this.active_slice-1+this.slice_count())%this.slice_count()); } + ///////////////////////////////////////////////////////////////////// + /// Called when the down-key is pressed. Selects the next slice + /// towards the bottom. + ///////////////////////////////////////////////////////////////////// + public void select_down() { int bottom = this.slice_count()/4; int top = this.slice_count()*3/4; @@ -111,6 +180,11 @@ public class PieRenderer : GLib.Object { this.set_highlighted_slice((this.active_slice+1)%this.slice_count()); } + ///////////////////////////////////////////////////////////////////// + /// Called when the left-key is pressed. Selects the next slice + /// towards the left. + ///////////////////////////////////////////////////////////////////// + public void select_left() { int left = this.slice_count()/2; int right = 0; @@ -123,6 +197,11 @@ public class PieRenderer : GLib.Object { this.set_highlighted_slice(this.active_slice+1); } + ///////////////////////////////////////////////////////////////////// + /// Called when the right-key is pressed. Selects the next slice + /// towards the right. + ///////////////////////////////////////////////////////////////////// + public void select_right() { int left = this.slice_count()/2; int right = 0; @@ -135,13 +214,17 @@ public class PieRenderer : GLib.Object { this.set_highlighted_slice((this.active_slice-1+this.slice_count())%this.slice_count()); } + ///////////////////////////////////////////////////////////////////// + /// Returns the amount of slices in this pie. + ///////////////////////////////////////////////////////////////////// + public int slice_count() { return slices.size; } - public int get_size() { - return size; - } + ///////////////////////////////////////////////////////////////////// + /// Draws the entire pie. + ///////////////////////////////////////////////////////////////////// public void draw(double frame_time, Cairo.Context ctx, int mouse_x, int mouse_y) { double distance = sqrt(mouse_x*mouse_x + mouse_y*mouse_y); @@ -179,10 +262,18 @@ public class PieRenderer : GLib.Object { 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()) -- cgit v1.2.3