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authorAlessandro Ghedini <al3xbio@gmail.com>2011-11-20 15:50:38 +0100
committerAlessandro Ghedini <al3xbio@gmail.com>2011-11-20 15:50:38 +0100
commitd6b2677825cbb423e2099563c16321c3e23d7899 (patch)
treefd04dbf76a9bc0fdd3f7755e65d1c175ac5c99dd /src/renderers/pieRenderer.vala
parent6451a495637c6e3047a5a56573cffc6e3de9a515 (diff)
Imported Upstream version 0.3.1upstream/0.3.1
Diffstat (limited to 'src/renderers/pieRenderer.vala')
-rw-r--r--src/renderers/pieRenderer.vala99
1 files changed, 95 insertions, 4 deletions
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<SliceRenderer?> 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<SliceRenderer?>();
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())