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-rw-r--r--src/themes/centerLayer.vala111
-rw-r--r--src/themes/sliceLayer.vala65
-rw-r--r--src/themes/theme.vala489
3 files changed, 665 insertions, 0 deletions
diff --git a/src/themes/centerLayer.vala b/src/themes/centerLayer.vala
new file mode 100644
index 0000000..3469fd0
--- /dev/null
+++ b/src/themes/centerLayer.vala
@@ -0,0 +1,111 @@
+/*
+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/>.
+*/
+
+namespace GnomePie {
+
+/////////////////////////////////////////////////////////////////////////
+/// This class representing a layer of the center of a pie. Each theme
+/// may have plenty of them.
+/////////////////////////////////////////////////////////////////////////
+
+public class CenterLayer : GLib.Object {
+
+ /////////////////////////////////////////////////////////////////////
+ /// Possible rotation modes.
+ /// AUTO: Turns the layer continously.
+ /// TO_MOUSE: Turns the layer always to the pointer.
+ /// TO_ACTIVE: Turns the layer to the active slice.
+ /////////////////////////////////////////////////////////////////////
+
+ public enum RotationMode {AUTO, TO_MOUSE, TO_ACTIVE}
+
+ /////////////////////////////////////////////////////////////////////
+ /// Information on the contained image.
+ /////////////////////////////////////////////////////////////////////
+
+ public Image image {get; private set;}
+ public string image_file;
+
+ /////////////////////////////////////////////////////////////////////
+ /// Properties for the active state of this layer.
+ /////////////////////////////////////////////////////////////////////
+
+ public double active_scale {get; private set;}
+ public double active_rotation_speed {get; private set;}
+ public double active_alpha {get; private set;}
+ public bool active_colorize {get; private set;}
+ public RotationMode active_rotation_mode {get; private set;}
+
+ /////////////////////////////////////////////////////////////////////
+ /// Properties for the inactive state of this layer.
+ /////////////////////////////////////////////////////////////////////
+
+ public double inactive_scale {get; private set;}
+ public double inactive_rotation_speed {get; private set;}
+ public double inactive_alpha {get; private set;}
+ public bool inactive_colorize {get; private set;}
+ public RotationMode inactive_rotation_mode {get; private set;}
+
+ /////////////////////////////////////////////////////////////////////
+ /// The current rotation of this layer. TODO: Remove this.
+ /////////////////////////////////////////////////////////////////////
+
+ public double rotation {get; set;}
+
+ /////////////////////////////////////////////////////////////////////
+ /// Helper variable for image loading.
+ /////////////////////////////////////////////////////////////////////
+
+ private int center_radius;
+
+ /////////////////////////////////////////////////////////////////////
+ /// C'tor, initializes all members of the layer.
+ /////////////////////////////////////////////////////////////////////
+
+ public CenterLayer(string image_file, int center_radius, double active_scale, double active_rotation_speed,
+ double active_alpha, bool active_colorize, RotationMode active_rotation_mode,
+ double inactive_scale, double inactive_rotation_speed,
+ double inactive_alpha, bool inactive_colorize, RotationMode inactive_rotation_mode) {
+
+ this.image_file = image_file;
+ this.center_radius = center_radius;
+
+ this.active_scale = active_scale;
+ this.active_rotation_speed = active_rotation_speed;
+ this.active_alpha = active_alpha;
+ this.active_colorize = active_colorize;
+ this.active_rotation_mode = active_rotation_mode;
+
+ this.inactive_scale = inactive_scale;
+ this.inactive_rotation_speed = inactive_rotation_speed;
+ this.inactive_alpha = inactive_alpha;
+ this.inactive_colorize = inactive_colorize;
+ this.inactive_rotation_mode = inactive_rotation_mode;
+
+ this.rotation = 0.0;
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Loads the contained image.
+ /////////////////////////////////////////////////////////////////////
+
+ public void load_image() {
+ this.image = new Image.from_file_at_size(image_file, 2*center_radius, 2*center_radius);
+ }
+}
+
+}
diff --git a/src/themes/sliceLayer.vala b/src/themes/sliceLayer.vala
new file mode 100644
index 0000000..2620912
--- /dev/null
+++ b/src/themes/sliceLayer.vala
@@ -0,0 +1,65 @@
+/*
+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/>.
+*/
+
+namespace GnomePie {
+
+/////////////////////////////////////////////////////////////////////////
+/// This class representing a layer of a slice of a pie. Each theme may
+/// have plenty of them.
+/////////////////////////////////////////////////////////////////////////
+
+public class SliceLayer : GLib.Object {
+
+ /////////////////////////////////////////////////////////////////////
+ /// Information on the contained image.
+ /////////////////////////////////////////////////////////////////////
+
+ public Image image {get; set;}
+ public string icon_file {get; private set;}
+
+ /////////////////////////////////////////////////////////////////////
+ /// Properties of this layer.
+ /////////////////////////////////////////////////////////////////////
+
+ public bool colorize {get; private set; }
+ public bool is_icon {get; private set;}
+ public int icon_size {get; private set;}
+
+ /////////////////////////////////////////////////////////////////////
+ /// C'tor, initializes all members of the layer.
+ /////////////////////////////////////////////////////////////////////
+
+ public SliceLayer(string icon_file, int icon_size, bool colorize, bool is_icon) {
+ this.icon_file = icon_file;
+ this.colorize = colorize;
+ this.is_icon = is_icon;
+ this.icon_size = icon_size;
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Loads the contained image.
+ /////////////////////////////////////////////////////////////////////
+
+ public void load_image() {
+ if (this.icon_file == "" && this.is_icon == true)
+ this.image = new Image.empty(this.icon_size, this.icon_size, new Color.from_rgb(1, 1, 1));
+ else
+ this.image = new Image.from_file_at_size(this.icon_file, this.icon_size, this.icon_size);
+ }
+}
+
+}
diff --git a/src/themes/theme.vala b/src/themes/theme.vala
new file mode 100644
index 0000000..fa6f55a
--- /dev/null
+++ b/src/themes/theme.vala
@@ -0,0 +1,489 @@
+/*
+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/>.
+*/
+
+using GLib.Math;
+
+namespace GnomePie {
+
+/////////////////////////////////////////////////////////////////////////
+/// A theme of Gnome-Pie. Can be loaded from XML-Files.
+/////////////////////////////////////////////////////////////////////////
+
+public class Theme : GLib.Object {
+
+ /////////////////////////////////////////////////////////////////////
+ /// Properties of a theme.
+ /////////////////////////////////////////////////////////////////////
+
+ public string directory {get; private set; default="";}
+ public string name {get; private set; default="";}
+ public string description {get; private set; default="";}
+ public string author {get; private set; default="";}
+ public string email {get; private set; default="";}
+ public double radius {get; private set; default=150;}
+ public double max_zoom {get; private set; default=1.2;}
+ public double zoom_range {get; private set; default=0.2;}
+ public double transition_time {get; private set; default=0.5;}
+ public double fade_in_time {get; private set; default=0.2;}
+ public double fade_out_time {get; private set; default=0.1;}
+ public double fade_in_zoom {get; private set; default=1.0;}
+ public double fade_out_zoom {get; private set; default=1.0;}
+ public double fade_in_rotation {get; private set; default=0.0;}
+ public double fade_out_rotation{get; private set; default=0.0;}
+ public double springiness {get; private set; default=0.0;}
+ public double center_radius {get; private set; default=90.0;}
+ public double active_radius {get; private set; default=45.0;}
+ public double slice_radius {get; private set; default=32.0;}
+ public double slice_gap {get; private set; default=14.0;}
+ public bool caption {get; private set; default=false;}
+ public string caption_font {get; private set; default="sans 12";}
+ public int caption_width {get; private set; default=100;}
+ public int caption_height {get; private set; default=100;}
+ public double caption_position {get; private set; default=0.0;}
+ public Color caption_color {get; private set; default=new Color();}
+
+ public Gee.ArrayList<CenterLayer?> center_layers {get; private set;}
+ public Gee.ArrayList<SliceLayer?> active_slice_layers {get; private set;}
+ public Gee.ArrayList<SliceLayer?> inactive_slice_layers {get; private set;}
+
+ /////////////////////////////////////////////////////////////////////
+ /// C'tor, creates a theme object for a given theme directory. This
+ /// directory should contain a theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ public Theme(string dir) {
+ this.center_layers = new Gee.ArrayList<CenterLayer?>();
+ this.active_slice_layers = new Gee.ArrayList<SliceLayer?>();
+ this.inactive_slice_layers = new Gee.ArrayList<SliceLayer?>();
+
+ this.directory = dir;
+
+ this.load();
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Loads the theme from its directory. Images have to be loaded
+ /// explicitly.
+ /////////////////////////////////////////////////////////////////////
+
+ public void load() {
+ this.center_layers.clear();
+ this.active_slice_layers.clear();
+ this.inactive_slice_layers.clear();
+
+ Xml.Parser.init();
+ string path = this.directory + "/theme.xml";
+
+ Xml.Doc* themeXML = Xml.Parser.parse_file(path);
+ if (themeXML == null) {
+ warning("Error parsing theme: \"" + path + "\" not found!");
+ return;
+ }
+
+ Xml.Node* root = themeXML->get_root_element();
+ if (root == null) {
+ delete themeXML;
+ warning("Invalid theme \"" + this.directory + "\": theme.xml is empty!");
+ return;
+ }
+
+ this.parse_root(root);
+
+ delete themeXML;
+ Xml.Parser.cleanup();
+
+ this.radius *= max_zoom;
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Loads all images of the theme.
+ /////////////////////////////////////////////////////////////////////
+
+ public void load_images() {
+ foreach (var layer in this.center_layers)
+ layer.load_image();
+ foreach (var layer in this.active_slice_layers)
+ layer.load_image();
+ foreach (var layer in this.inactive_slice_layers)
+ layer.load_image();
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// The following methods parse specific parts of the theme file.
+ /// Nothing special here, just some boring code.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_root(Xml.Node* root) {
+ for (Xml.Attr* attribute = root->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "name":
+ name = attr_content;
+ break;
+ case "description":
+ description = attr_content;
+ break;
+ case "email":
+ email = attr_content;
+ break;
+ case "author":
+ author = attr_content;
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <theme> element!");
+ break;
+ }
+ }
+ for (Xml.Node* node = root->children; node != null; node = node->next) {
+ if (node->type == Xml.ElementType.ELEMENT_NODE) {
+ parse_pie(node);
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Parses a <pie> element from the theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_pie(Xml.Node* pie) {
+ for (Xml.Attr* attribute = pie->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "radius":
+ radius = double.parse(attr_content) * Config.global.global_scale;
+ break;
+ case "maxzoom":
+ max_zoom = double.parse(attr_content);
+ break;
+ case "zoomrange":
+ zoom_range = double.parse(attr_content);
+ break;
+ case "transitiontime":
+ transition_time = double.parse(attr_content);
+ break;
+ case "fadeintime":
+ fade_in_time = double.parse(attr_content);
+ break;
+ case "fadeouttime":
+ fade_out_time = double.parse(attr_content);
+ break;
+ case "fadeinzoom":
+ fade_in_zoom = double.parse(attr_content);
+ break;
+ case "fadeoutzoom":
+ fade_out_zoom = double.parse(attr_content);
+ break;
+ case "fadeinrotation":
+ fade_in_rotation = double.parse(attr_content);
+ break;
+ case "fadeoutrotation":
+ fade_out_rotation = double.parse(attr_content);
+ break;
+ case "springiness":
+ springiness = double.parse(attr_content);
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <pie> element!");
+ break;
+ }
+ }
+ for (Xml.Node* node = pie->children; node != null; node = node->next) {
+ if (node->type == Xml.ElementType.ELEMENT_NODE) {
+ string element_name = node->name.down();
+ switch (element_name) {
+ case "center":
+ parse_center(node);
+ break;
+ case "slices":
+ parse_slices(node);
+ break;
+ case "caption":
+ caption = true;
+ parse_caption(node);
+ break;
+ default:
+ warning("Invalid child element \"" + element_name + "\" in <pie> element!");
+ break;
+ }
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Parses a <center> element from the theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_center(Xml.Node* center) {
+ for (Xml.Attr* attribute = center->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "radius":
+ center_radius = double.parse(attr_content) * Config.global.global_scale;
+ break;
+ case "activeradius":
+ active_radius = double.parse(attr_content) * Config.global.global_scale;
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <center> element!");
+ break;
+ }
+ }
+ for (Xml.Node* node = center->children; node != null; node = node->next) {
+ if (node->type == Xml.ElementType.ELEMENT_NODE) {
+ string element_name = node->name.down();
+
+ if (element_name == "center_layer") {
+ parse_center_layer(node);
+ } else {
+ warning("Invalid child element \"" + element_name + "\" in <center> element!");
+ }
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Parses a <slices> element from the theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_slices(Xml.Node* slices) {
+ for (Xml.Attr* attribute = slices->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "radius":
+ slice_radius = double.parse(attr_content) * Config.global.global_scale;
+ break;
+ case "mingap":
+ slice_gap = double.parse(attr_content) * Config.global.global_scale;
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <slices> element!");
+ break;
+ }
+ }
+ for (Xml.Node* node = slices->children; node != null; node = node->next) {
+ if (node->type == Xml.ElementType.ELEMENT_NODE) {
+ string element_name = node->name.down();
+
+ if (element_name == "activeslice" || element_name == "inactiveslice") {
+ parse_slice_layers(node);
+ } else {
+ warning("Invalid child element \"" + element_name + "\" in <slices> element!");
+ }
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Parses a <center_layer> element from the theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_center_layer(Xml.Node* layer) {
+
+ string file = "";
+ double active_rotation_speed = 0.0;
+ double inactive_rotation_speed = 0.0;
+ double active_scale = 1.0;
+ double inactive_scale = 1.0;
+ double active_alpha = 1.0;
+ double inactive_alpha = 1.0;
+ bool active_colorize = false;
+ bool inactive_colorize = false;
+ CenterLayer.RotationMode active_rotation_mode = CenterLayer.RotationMode.AUTO;
+ CenterLayer.RotationMode inactive_rotation_mode = CenterLayer.RotationMode.AUTO;
+
+ for (Xml.Attr* attribute = layer->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "file":
+ file = attr_content;
+ break;
+ case "active_scale":
+ active_scale = double.parse(attr_content);
+ break;
+ case "active_alpha":
+ active_alpha = double.parse(attr_content);
+ break;
+ case "active_rotationmode":
+ switch (attr_content.down()) {
+ case "auto":
+ active_rotation_mode = CenterLayer.RotationMode.AUTO;
+ break;
+ case "turn_to_active":
+ active_rotation_mode = CenterLayer.RotationMode.TO_ACTIVE;
+ break;
+ case "turn_to_mouse":
+ active_rotation_mode = CenterLayer.RotationMode.TO_MOUSE;
+ break;
+ default:
+ warning("Invalid value \"" + attr_content + "\" for attribute \"" + attr_name + "\" in <center_layer> element!");
+ break;
+ }
+ break;
+ case "active_rotationspeed":
+ active_rotation_speed = double.parse(attr_content);
+ break;
+ case "active_colorize":
+ active_colorize = bool.parse(attr_content);
+ break;
+ case "inactive_scale":
+ inactive_scale = double.parse(attr_content);
+ break;
+ case "inactive_alpha":
+ inactive_alpha = double.parse(attr_content);
+ break;
+ case "inactive_rotationmode":
+ switch (attr_content.down()) {
+ case "auto":
+ inactive_rotation_mode = CenterLayer.RotationMode.AUTO;
+ break;
+ case "turn_to_active":
+ inactive_rotation_mode = CenterLayer.RotationMode.TO_ACTIVE;
+ break;
+ case "turn_to_mouse":
+ inactive_rotation_mode = CenterLayer.RotationMode.TO_MOUSE;
+ break;
+ default:
+ warning("Invalid value \"" + attr_content + "\" for attribute \"" + attr_name + "\" in <center_layer> element!");
+ break;
+ }
+ break;
+ case "inactive_rotationspeed":
+ inactive_rotation_speed = double.parse(attr_content);
+ break;
+ case "inactive_colorize":
+ inactive_colorize = bool.parse(attr_content);
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <center_layer> element!");
+ break;
+ }
+ }
+
+ double max_scale = GLib.Math.fmax(active_scale, inactive_scale);
+ center_layers.add(new CenterLayer(directory + "/" + file, (int)(center_radius*max_scale), active_scale/max_scale, active_rotation_speed, active_alpha, active_colorize, active_rotation_mode,
+ inactive_scale/max_scale, inactive_rotation_speed, inactive_alpha, inactive_colorize, inactive_rotation_mode));
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Parses a <slice_layer> element from the theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_slice_layers(Xml.Node* slice) {
+ for (Xml.Node* layer = slice->children; layer != null; layer = layer->next) {
+ if (layer->type == Xml.ElementType.ELEMENT_NODE) {
+ string element_name = layer->name.down();
+
+ if (element_name == "slice_layer") {
+ string file = "";
+ double scale = 1.0;
+ bool is_icon = false;
+ bool colorize = false;
+
+ for (Xml.Attr* attribute = layer->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "file":
+ file = attr_content;
+ break;
+ case "scale":
+ scale = double.parse(attr_content);
+ break;
+ case "type":
+ if (attr_content == "icon")
+ is_icon = true;
+ else if (attr_content != "file")
+ warning("Invalid attribute content " + attr_content + " for attribute " + attr_name + " in <slice_layer> element!");
+ break;
+ case "colorize":
+ colorize = bool.parse(attr_content);
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <slice_layer> element!");
+ break;
+ }
+ }
+
+ if (file != "")
+ file = directory + "/" + file;
+
+ int size = 2*(int)(slice_radius*scale*max_zoom);
+
+ if (slice->name.down() == "activeslice") {
+ active_slice_layers.add(new SliceLayer(file, size, colorize, is_icon));
+ } else {
+ inactive_slice_layers.add(new SliceLayer(file, size, colorize, is_icon));
+ }
+
+ } else {
+ warning("Invalid child element \"" + element_name + "\" in <" + slice->name + "> element!");
+ }
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Parses a <caption> element from the theme.xml file.
+ /////////////////////////////////////////////////////////////////////
+
+ private void parse_caption(Xml.Node* caption) {
+ for (Xml.Attr* attribute = caption->properties; attribute != null; attribute = attribute->next) {
+ string attr_name = attribute->name.down();
+ string attr_content = attribute->children->content;
+
+ switch (attr_name) {
+ case "font":
+ caption_font = attr_content;
+ break;
+ case "width":
+ caption_width = (int)(int.parse(attr_content) * Config.global.global_scale);
+ if (caption_width % 2 == 1)
+ --caption_width;
+ break;
+ case "height":
+ caption_height = (int)(int.parse(attr_content) * Config.global.global_scale);
+ if (caption_height % 2 == 1)
+ --caption_height;
+ break;
+ case "position":
+ caption_position = double.parse(attr_content) * Config.global.global_scale;
+ break;
+ case "color":
+ caption_color = new Color.from_string(attr_content);
+ break;
+ default:
+ warning("Invalid attribute \"" + attr_name + "\" in <caption> element!");
+ break;
+ }
+ }
+
+ }
+
+}
+
+}
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