+ '/pictures/' + self.filename
+ end
+
+ def opt_img_tag
+ {:src => self.url, :vPicture => self.id, :width => self.width.abs, :height => self.height.abs, :alt => self.caption, :style => "top:#{self.y}px; left:#{self.x}px; z-index:#{self.z}; "}
+ end
+
+ def tmb_opt_img_tag
+ tw, th = PettanImager.thumbnail_size(self.width.abs, self.height.abs)
+ {:src => self.url, :width => tw, :height => th, :alt => self.caption}
+ end
+
+ def self.default_page_size
+ 25
+ end
+
+ def self.max_page_size
+ 100
+ end
+
+ def self.page prm = nil
+ page = prm.to_i
+ page = 1 if page < 1
+ page
+ end
+
+ def self.page_size prm = self.default_page_size
+ page_size = prm.to_i
+ page_size = self.max_page_size if page_size > self.max_page_size
+ page_size = self.default_page_size if page_size < 1
+ page_size
+ end
+
+ def self.list page = 1, page_size = self.default_page_size
+ opt = {}
+ opt.merge!(PanelPicture.list_opt)
+ opt.merge!({:limit => page_size, :offset => (page -1) * page_size}) if page_size > 0
+ opt.merge!({:conditions => 'panels.publish > 0', :order => 'panel_pictures.updated_at desc'})
+ PanelPicture.find(:all, opt)
+ end
+
+ def self.list_opt
+ {:include => {:panel => {:author => {}}, :picture => {:artist => {}, :license => {}}}}
+ end
+
+ def self.list_json_opt
+ {:include => {:panel => {:include => {:author => {}}}, :picture => {:include => {:artist => {}, :license => {}}} }}
+ end
+
+ def self.mylist au, page = 1, page_size = Author.default_panel_picture_page_size
+ opt = {}
+ opt.merge!(PanelPicture.list_opt)
+ opt.merge!({:limit => page_size, :offset => (page -1) * page_size}) if page_size > 0
+ opt.merge!({:conditions => ['panels.author_id = ?', au.id], :order => 'panel_pictures.updated_at desc'})
+ PanelPicture.find(:all, opt)
+ end
+
+ def self.show cid, au
+ opt = {}
+ opt.merge!(PanelPicture.show_opt)
+ res = PanelPicture.find(cid, opt)
+ raise ActiveRecord::Forbidden unless res.visible?(au)
+ res
+ end
+
+ def self.show_opt
+ {:include => {:panel => {:author => {}}, :picture => {:artist => {}, :license => {}}}}
+ end
+
+ def self.show_json_opt
+ {:include => {:panel => {:include => {:author => {}}}, :picture => {:include => {:artist => {}, :license => {}}} }}