use crate::ffi;
use std::{fmt, fmt::Debug, io};
#[derive(Debug, Clone, PartialEq, Copy, Eq)]
#[non_exhaustive]
#[doc(alias = "cairo_status_t")]
pub enum Error {
#[doc(alias = "STATUS_NO_MEMORY")]
NoMemory,
#[doc(alias = "STATUS_INVALID_RESTORE")]
InvalidRestore,
#[doc(alias = "STATUS_INVALID_POP_GROUP")]
InvalidPopGroup,
#[doc(alias = "STATUS_NO_CURRENT_POINT")]
NoCurrentPoint,
#[doc(alias = "STATUS_INVALID_MATRIX")]
InvalidMatrix,
#[doc(alias = "STATUS_INVALID_STATUS")]
InvalidStatus,
#[doc(alias = "STATUS_NULL_POINTER")]
NullPointer,
#[doc(alias = "STATUS_INVALID_STRING")]
InvalidString,
#[doc(alias = "STATUS_INVALID_PATH_DATA")]
InvalidPathData,
#[doc(alias = "STATUS_READ_ERROR")]
ReadError,
#[doc(alias = "STATUS_WRITE_ERROR")]
WriteError,
#[doc(alias = "STATUS_SURFACE_FINISHED")]
SurfaceFinished,
#[doc(alias = "STATUS_SURFACE_TYPE_MISMATCH")]
SurfaceTypeMismatch,
#[doc(alias = "STATUS_PATTERN_TYPE_MISMATCH")]
PatternTypeMismatch,
#[doc(alias = "STATUS_INVALID_CONTENT")]
InvalidContent,
#[doc(alias = "STATUS_INVALID_FORMAT")]
InvalidFormat,
#[doc(alias = "STATUS_INVALID_VISUAL")]
InvalidVisual,
#[doc(alias = "STATUS_FILE_NOT_FOUND")]
FileNotFound,
#[doc(alias = "STATUS_INVALID_DASH")]
InvalidDash,
#[doc(alias = "STATUS_INVALID_DSC_COMMENT")]
InvalidDscComment,
#[doc(alias = "STATUS_INVALID_INDEX")]
InvalidIndex,
#[doc(alias = "STATUS_CLIP_NOT_REPRESENTABLE")]
ClipNotRepresentable,
#[doc(alias = "STATUS_TEMP_FILE_ERROR")]
TempFileError,
#[doc(alias = "STATUS_INVALID_STRIDE")]
InvalidStride,
#[doc(alias = "STATUS_FONT_TYPE_MISMATCH")]
FontTypeMismatch,
#[doc(alias = "STATUS_USER_FONT_IMMUTABLE")]
UserFontImmutable,
#[doc(alias = "STATUS_USER_FONT_ERROR")]
UserFontError,
#[doc(alias = "STATUS_NEGATIVE_COUNT")]
NegativeCount,
#[doc(alias = "STATUS_INVALID_CLUSTERS")]
InvalidClusters,
#[doc(alias = "STATUS_INVALID_SLANT")]
InvalidSlant,
#[doc(alias = "STATUS_INVALID_WEIGHT")]
InvalidWeight,
#[doc(alias = "STATUS_INVALID_SIZE")]
InvalidSize,
#[doc(alias = "STATUS_USER_FONT_NOT_IMPLEMENTED")]
UserFontNotImplemented,
#[doc(alias = "STATUS_DEVICE_TYPE_MISMATCH")]
DeviceTypeMismatch,
#[doc(alias = "STATUS_DEVICE_ERROR")]
DeviceError,
#[doc(alias = "STATUS_INVALID_MESH_CONSTRUCTION")]
InvalidMeshConstruction,
#[doc(alias = "STATUS_DEVICE_FINISHED")]
DeviceFinished,
#[doc(alias = "STATUS_J_BIG2_GLOBAL_MISSING")]
JBig2GlobalMissing,
#[doc(alias = "STATUS_PNG_ERROR")]
PngError,
#[doc(alias = "STATUS_FREETYPE_ERROR")]
FreetypeError,
#[doc(alias = "STATUS_WIN32_GDI_ERROR")]
Win32GdiError,
#[cfg(feature = "v1_16")]
#[cfg_attr(docsrs, doc(cfg(feature = "v1_16")))]
#[doc(alias = "STATUS_TAG_ERROR")]
TagError,
#[cfg(feature = "v1_18")]
#[cfg_attr(docsrs, doc(cfg(feature = "v1_18")))]
#[doc(alias = "STATUS_DWRITE_ERROR")]
DwriteError,
#[doc(alias = "STATUS_LAST_STATUS")]
LastStatus,
#[doc(hidden)]
__Unknown(i32),
}
impl std::error::Error for Error {}
impl fmt::Display for Error {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
match self {
Error::NoMemory => fmt.write_str("No Memory"),
Error::InvalidRestore => fmt.write_str("Invalid Restore"),
Error::InvalidPopGroup => fmt.write_str("Invalid Pop Group"),
Error::NoCurrentPoint => fmt.write_str("No Current Point"),
Error::InvalidMatrix => fmt.write_str("Invalid Matrix"),
Error::InvalidStatus => fmt.write_str("Invalid Status"),
Error::NullPointer => fmt.write_str("Null Pointer"),
Error::InvalidString => fmt.write_str("Invalid String"),
Error::InvalidPathData => fmt.write_str("Invalid Path Data"),
Error::ReadError => fmt.write_str("Cairo : Read Error"),
Error::WriteError => fmt.write_str("Write Error"),
Error::SurfaceFinished => fmt.write_str("Surface Finished"),
Error::SurfaceTypeMismatch => fmt.write_str("Surface Type Mismatch"),
Error::PatternTypeMismatch => fmt.write_str("Pattern Type Mismatch"),
Error::InvalidContent => fmt.write_str("Invalid Content"),
Error::InvalidFormat => fmt.write_str("Invalid Format"),
Error::InvalidVisual => fmt.write_str("Invalid Visual"),
Error::FileNotFound => fmt.write_str("File Not Found"),
Error::InvalidDash => fmt.write_str("Invalid Dash"),
Error::InvalidDscComment => fmt.write_str("Invalid Dash Comment"),
Error::InvalidIndex => fmt.write_str("Invalid Index"),
Error::ClipNotRepresentable => fmt.write_str("Clip Not Representable"),
Error::TempFileError => fmt.write_str("Temp File Error"),
Error::InvalidStride => fmt.write_str("Invalid Stride"),
Error::FontTypeMismatch => fmt.write_str("Font Type Mismatch"),
Error::UserFontImmutable => fmt.write_str("User Font Immutable"),
Error::UserFontError => fmt.write_str("User Font Error"),
Error::NegativeCount => fmt.write_str("Negative Count"),
Error::InvalidClusters => fmt.write_str("Invalid Clusters"),
Error::InvalidSlant => fmt.write_str("Invalid Slant"),
Error::InvalidWeight => fmt.write_str("Invalid Weight"),
Error::InvalidSize => fmt.write_str("Invalid Size"),
Error::UserFontNotImplemented => fmt.write_str("User Font Not Implemented"),
Error::DeviceTypeMismatch => fmt.write_str("Device Type Mismatch"),
Error::DeviceError => fmt.write_str("Device Error"),
Error::InvalidMeshConstruction => fmt.write_str("Invalid Mesh Construction"),
Error::DeviceFinished => fmt.write_str("Device Finished"),
Error::JBig2GlobalMissing => fmt.write_str("JBig2Global Missing"),
Error::PngError => fmt.write_str("PNG Error"),
Error::FreetypeError => fmt.write_str("Freetype Error"),
Error::Win32GdiError => fmt.write_str("Win32Gdi Error"),
#[cfg(feature = "v1_16")]
Error::TagError => fmt.write_str("Tag error"),
#[cfg(feature = "v1_18")]
Error::DwriteError => fmt.write_str("Dwrite error"),
Error::LastStatus => fmt.write_str("LastStatus"),
Error::__Unknown(value) => write!(fmt, "Unknown {value}"),
}
}
}
#[doc(hidden)]
impl From<Error> for ffi::cairo_status_t {
fn from(err: Error) -> Self {
match err {
Error::NoMemory => ffi::STATUS_NO_MEMORY,
Error::InvalidRestore => ffi::STATUS_INVALID_RESTORE,
Error::InvalidPopGroup => ffi::STATUS_INVALID_POP_GROUP,
Error::NoCurrentPoint => ffi::STATUS_NO_CURRENT_POINT,
Error::InvalidMatrix => ffi::STATUS_INVALID_MATRIX,
Error::InvalidStatus => ffi::STATUS_INVALID_STATUS,
Error::NullPointer => ffi::STATUS_NULL_POINTER,
Error::InvalidString => ffi::STATUS_INVALID_STRING,
Error::InvalidPathData => ffi::STATUS_INVALID_PATH_DATA,
Error::ReadError => ffi::STATUS_READ_ERROR,
Error::WriteError => ffi::STATUS_WRITE_ERROR,
Error::SurfaceFinished => ffi::STATUS_SURFACE_FINISHED,
Error::SurfaceTypeMismatch => ffi::STATUS_SURFACE_TYPE_MISMATCH,
Error::PatternTypeMismatch => ffi::STATUS_PATTERN_TYPE_MISMATCH,
Error::InvalidContent => ffi::STATUS_INVALID_CONTENT,
Error::InvalidFormat => ffi::STATUS_INVALID_FORMAT,
Error::InvalidVisual => ffi::STATUS_INVALID_VISUAL,
Error::FileNotFound => ffi::STATUS_FILE_NOT_FOUND,
Error::InvalidDash => ffi::STATUS_INVALID_DASH,
Error::InvalidDscComment => ffi::STATUS_INVALID_DSC_COMMENT,
Error::InvalidIndex => ffi::STATUS_INVALID_INDEX,
Error::ClipNotRepresentable => ffi::STATUS_CLIP_NOT_REPRESENTABLE,
Error::TempFileError => ffi::STATUS_TEMP_FILE_ERROR,
Error::InvalidStride => ffi::STATUS_INVALID_STRIDE,
Error::FontTypeMismatch => ffi::STATUS_FONT_TYPE_MISMATCH,
Error::UserFontImmutable => ffi::STATUS_USER_FONT_IMMUTABLE,
Error::UserFontError => ffi::STATUS_USER_FONT_ERROR,
Error::NegativeCount => ffi::STATUS_NEGATIVE_COUNT,
Error::InvalidClusters => ffi::STATUS_INVALID_CLUSTERS,
Error::InvalidSlant => ffi::STATUS_INVALID_SLANT,
Error::InvalidWeight => ffi::STATUS_INVALID_WEIGHT,
Error::InvalidSize => ffi::STATUS_INVALID_SIZE,
Error::UserFontNotImplemented => ffi::STATUS_USER_FONT_NOT_IMPLEMENTED,
Error::DeviceTypeMismatch => ffi::STATUS_DEVICE_TYPE_MISMATCH,
Error::DeviceError => ffi::STATUS_DEVICE_ERROR,
Error::InvalidMeshConstruction => ffi::STATUS_INVALID_MESH_CONSTRUCTION,
Error::DeviceFinished => ffi::STATUS_DEVICE_FINISHED,
Error::JBig2GlobalMissing => ffi::STATUS_J_BIG2_GLOBAL_MISSING,
Error::PngError => ffi::STATUS_PNG_ERROR,
Error::FreetypeError => ffi::STATUS_FREETYPE_ERROR,
Error::Win32GdiError => ffi::STATUS_WIN32_GDI_ERROR,
#[cfg(feature = "v1_16")]
Error::TagError => ffi::STATUS_TAG_ERROR,
#[cfg(feature = "v1_18")]
Error::DwriteError => ffi::STATUS_DWRITE_ERROR,
Error::LastStatus => ffi::STATUS_LAST_STATUS,
Error::__Unknown(value) => value,
}
}
}
#[doc(hidden)]
impl From<ffi::cairo_status_t> for Error {
fn from(value: ffi::cairo_status_t) -> Self {
match value {
ffi::STATUS_NO_MEMORY => Self::NoMemory,
ffi::STATUS_INVALID_RESTORE => Self::InvalidRestore,
ffi::STATUS_INVALID_POP_GROUP => Self::InvalidPopGroup,
ffi::STATUS_NO_CURRENT_POINT => Self::NoCurrentPoint,
ffi::STATUS_INVALID_MATRIX => Self::InvalidMatrix,
ffi::STATUS_INVALID_STATUS => Self::InvalidStatus,
ffi::STATUS_NULL_POINTER => Self::NullPointer,
ffi::STATUS_INVALID_STRING => Self::InvalidString,
ffi::STATUS_INVALID_PATH_DATA => Self::InvalidPathData,
ffi::STATUS_READ_ERROR => Self::ReadError,
ffi::STATUS_WRITE_ERROR => Self::WriteError,
ffi::STATUS_SURFACE_FINISHED => Self::SurfaceFinished,
ffi::STATUS_SURFACE_TYPE_MISMATCH => Self::SurfaceTypeMismatch,
ffi::STATUS_PATTERN_TYPE_MISMATCH => Self::PatternTypeMismatch,
ffi::STATUS_INVALID_CONTENT => Self::InvalidContent,
ffi::STATUS_INVALID_FORMAT => Self::InvalidFormat,
ffi::STATUS_INVALID_VISUAL => Self::InvalidVisual,
ffi::STATUS_FILE_NOT_FOUND => Self::FileNotFound,
ffi::STATUS_INVALID_DASH => Self::InvalidDash,
ffi::STATUS_INVALID_DSC_COMMENT => Self::InvalidDscComment,
ffi::STATUS_INVALID_INDEX => Self::InvalidIndex,
ffi::STATUS_CLIP_NOT_REPRESENTABLE => Self::ClipNotRepresentable,
ffi::STATUS_TEMP_FILE_ERROR => Self::TempFileError,
ffi::STATUS_INVALID_STRIDE => Self::InvalidStride,
ffi::STATUS_FONT_TYPE_MISMATCH => Self::FontTypeMismatch,
ffi::STATUS_USER_FONT_IMMUTABLE => Self::UserFontImmutable,
ffi::STATUS_USER_FONT_ERROR => Self::UserFontError,
ffi::STATUS_NEGATIVE_COUNT => Self::NegativeCount,
ffi::STATUS_INVALID_CLUSTERS => Self::InvalidClusters,
ffi::STATUS_INVALID_SLANT => Self::InvalidSlant,
ffi::STATUS_INVALID_WEIGHT => Self::InvalidWeight,
ffi::STATUS_INVALID_SIZE => Self::InvalidSize,
ffi::STATUS_USER_FONT_NOT_IMPLEMENTED => Self::UserFontNotImplemented,
ffi::STATUS_DEVICE_TYPE_MISMATCH => Self::DeviceTypeMismatch,
ffi::STATUS_DEVICE_ERROR => Self::DeviceError,
ffi::STATUS_INVALID_MESH_CONSTRUCTION => Self::InvalidMeshConstruction,
ffi::STATUS_DEVICE_FINISHED => Self::DeviceFinished,
ffi::STATUS_J_BIG2_GLOBAL_MISSING => Self::JBig2GlobalMissing,
ffi::STATUS_PNG_ERROR => Self::PngError,
ffi::STATUS_FREETYPE_ERROR => Self::FreetypeError,
ffi::STATUS_WIN32_GDI_ERROR => Self::Win32GdiError,
#[cfg(feature = "v1_16")]
ffi::STATUS_TAG_ERROR => Error::TagError,
#[cfg(feature = "v1_18")]
ffi::STATUS_DWRITE_ERROR => Error::DwriteError,
ffi::STATUS_LAST_STATUS => Self::LastStatus,
value => Self::__Unknown(value),
}
}
}
#[derive(Debug)]
pub enum IoError {
Cairo(Error),
Io(io::Error),
}
impl std::error::Error for IoError {
fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
match self {
IoError::Cairo(err) => Some(err),
IoError::Io(err) => Some(err),
}
}
}
impl fmt::Display for IoError {
fn fmt(&self, fmt: &mut fmt::Formatter) -> ::core::fmt::Result {
match self {
IoError::Cairo(err) => write!(fmt, "Cairo error: {err}"),
IoError::Io(err) => write!(fmt, "IO error: {err}"),
}
}
}
impl std::convert::From<Error> for IoError {
fn from(source: Error) -> Self {
IoError::Cairo(source)
}
}
impl std::convert::From<io::Error> for IoError {
fn from(source: io::Error) -> Self {
IoError::Io(source)
}
}
#[derive(Debug)]
pub enum BorrowError {
Cairo(crate::Error),
NonExclusive,
}
impl std::error::Error for BorrowError {
fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
match self {
BorrowError::Cairo(err) => Some(err),
BorrowError::NonExclusive => None,
}
}
}
impl fmt::Display for BorrowError {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
match self {
BorrowError::Cairo(err) => write!(fmt, "Failed to borrow with Cairo error: {err}"),
BorrowError::NonExclusive => fmt.write_str("Can't get exclusive access"),
}
}
}
impl std::convert::From<crate::Error> for BorrowError {
fn from(err: crate::Error) -> Self {
BorrowError::Cairo(err)
}
}
pub type Result<T> = std::result::Result<T, Error>;