(PECL haru >= 0.0.1) Get the current value of line spacing

(PECL haru >= 0.0.1) Set compression mode for the document

(PECL haru >= 0.0.1) Enable builtin Japanese fonts

(PECL haru >= 0.0.1) Get the name of the font

(PECL haru >= 0.0.1) Set horizontal scaling for the page

(PECL haru >= 0.0.1) Load PNG image and return

(PECL haru >= 0.0.1) Print the text on the specified position

(PECL haru >= 0.0.1) Write the document data to the output buffer

(PECL haru >= 0.0.1) Set word spacing for the page

(PECL haru >= 0.0.1) Enable builtin Korean fonts