error_type ContentInstruction_ToOperation(ContentInstructionHandle *handle, ContentOperationHandle **result)
Reinterpret current object as ContentOperationHandle.
Atomic operation modifying graphics state parameters.
Definition: c_content_instruction.h:36
error_type ContentInstruction_ToUnknown(ContentInstructionHandle *handle, IUnknownHandle **result)
Reinterpret current object as IUnknownHandle.
ContentInstructionType
Available content instruction types.
Definition: c_content_instruction.h:29
Base class for all content objects and operations.
error_type ContentInstruction_GetInstructionType(ContentInstructionHandle *handle, ContentInstructionType *result)
Get derived type of current object.
A sequence of content instructions grouped within a single object.
Definition: c_content_instruction.h:42
error_type ContentInstruction_FromUnknown(IUnknownHandle *handle, ContentInstructionHandle **result)
Convert IUnknownHandle to ContentInstructionHandle.
error_type ContentInstruction_Release(ContentInstructionHandle *handle)
Decrement the internal reference counter.
Atomic operation modifying graphics state parameters.