thorvg.h
The main APIs enabling the TVG initialization, preparation of the canvas and provisioning of its content:
drawing shapes: line, arc, curve, path, polygon...
drawing pictures: tvg, svg, png, jpg, bitmap...
drawing fillings: solid, linear and radial gradient...
drawing stroking: continuous stroking with arbitrary width, join, cap, dash styles.
drawing composition: blending, masking, path clipping...
drawing scene graph & affine transformation (translation, rotation, scale, ...) and finally drawing the canvas and TVG termination.