| clearCTM() | Sets the CTM to an identity matrix | 
| preTranslate(x,y) | Apply translation to CTM | 
| postTranslate(x,y) | Apply translation to CTM | 
| preScale(x,y) | Apply scale to CTM | 
| postScale(x,y) | Apply scale to CTM | 
| preRotate(angle) | Apply rotation to CTM | 
| postRotate(angle) | Apply rotation to CTM | 
| preShear(x,y) | Apply shear to CTM | 
| postShear(x,y) | Apply shear to CTM |