Module: R::PNG
- Defined in:
- lib/rbbt/util/R/plot.rb
Class Method Summary collapse
- .eog(data, script = nil, width = nil, height = nil, options = {}) ⇒ Object
- .eog_plot(data, script = nil, width = nil, height = nil, options = {}) ⇒ Object
- .ggplot(filename, data, script = nil, width = nil, height = nil, options = {}) ⇒ Object
- .ggplotPNG(*args) ⇒ Object
- .plot(filename, data = nil, script = nil, width = nil, height = nil, options = {}, &block) ⇒ Object
Class Method Details
.eog(data, script = nil, width = nil, height = nil, options = {}) ⇒ Object
179 180 181 182 183 184 |
# File 'lib/rbbt/util/R/plot.rb', line 179 def self.eog(data, script = nil, width = nil, height = nil, = {}) TmpFile.with_file :extension => 'png' do |filename| ggplot(filename, data, script, width, height, ) `eog #{ filename }` end end |
.eog_plot(data, script = nil, width = nil, height = nil, options = {}) ⇒ Object
186 187 188 189 190 191 |
# File 'lib/rbbt/util/R/plot.rb', line 186 def self.eog_plot(data, script = nil, width = nil, height = nil, = {}) TmpFile.with_file :extension => 'png' do |filename| plot(filename, data, script, width, height, ) `eog #{ filename }` end end |
.ggplot(filename, data, script = nil, width = nil, height = nil, options = {}) ⇒ Object
197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 |
# File 'lib/rbbt/util/R/plot.rb', line 197 def self.ggplot(filename, data, script = nil, width = nil, height = nil, = {}) width ||= 3 height ||= 3 values = [] sources = [:plot, [:source]].flatten.compact data.each do |k,v| v = Array === v ? v : [v] next if v == "NA" or v.nil? or v.include? "NA" or v.include? nil values = v break end values = [values] unless Array === values field_classes = values.collect do |v| case v when FalseClass, TrueClass "'logical'" when Numeric "'numeric'" when String if v.strip =~ /^[-+]?[\d\.]+$/ "'numeric'" else "'character'" end when Symbol "'factor'" else ":NA" end end [:R_open] ||= "colClasses=c('character'," + field_classes * ", " + ')' data.R <<-EOF, :plot, rbbt.require('ggplot2') plot = { #{script} } ggsave('#{filename}', plot, width = #{R.ruby2R width}, height = #{R.ruby2R height}) data = NULL EOF end |
.ggplotPNG(*args) ⇒ Object
193 194 195 |
# File 'lib/rbbt/util/R/plot.rb', line 193 def self.ggplotPNG(*args) ggplot(*args) end |
.plot(filename, data = nil, script = nil, width = nil, height = nil, options = {}, &block) ⇒ Object
240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 |
# File 'lib/rbbt/util/R/plot.rb', line 240 def self.plot(filename, data = nil, script = nil, width = nil, height = nil, = {}, &block) width ||= 600 height ||= 600 values = [] script ||= "" if block_given? s = StringIO.new class << s def method_missing(name, *args) name = name.to_s if name[-1] == '=' arg = args.first value = if String === arg arg else R.ruby2R arg end add("" << name[0..-2] << "=" << value) else args_strs = [] args.each do |arg| value = if String === arg arg else R.ruby2R arg end args_strs << value end add("" << name << "(" << args_strs * ", " << ")") end end def add(line) self.write line << "\n" end end block.call(s) s.rewind script << "\n" << s.read end sources = [:plot, [:source]].flatten.compact if data data.each do |k,v| v = Array === v ? v : [v] next if v == "NA" or v.nil? or v.include? "NA" or v.include? nil values = v break end values = [values] unless values.nil? or Array === values field_classes = values.collect do |v| case v when FalseClass, TrueClass "'logical'" when Numeric "'numeric'" when String if v.strip =~ /^[-+]?[\d\.]+$/ "'numeric'" else "'character'" end when Symbol "'factor'" else ":NA" end end [:R_open] ||= "colClasses=c('character'," + field_classes * ", " + ')' if field_classes.any? data.R <<-EOF, :plot, rbbt.png_plot("#{ filename }", width=#{ width }, height = #{ height }, function(){ #{script} }) data = NULL EOF else R.run <<-EOF, :plot, rbbt.png_plot("#{ filename }", width=#{ width }, height = #{ height }, function(){ #{script} }) EOF end end |