The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
CAIRO_STATUS_SUCCESS
(integer)
CAIRO_STATUS_NO_MEMORY
(integer)
CAIRO_STATUS_INVALID_RESTORE
(integer)
CAIRO_STATUS_INVALID_POP_GROUP
(integer)
CAIRO_STATUS_NO_CURRENT_POINT
(integer)
CAIRO_STATUS_INVALID_MATRIX
(integer)
CAIRO_STATUS_INVALID_STATUS
(integer)
CAIRO_STATUS_NULL_POINTER
(integer)
CAIRO_STATUS_INVALID_STRING
(integer)
CAIRO_STATUS_INVALID_PATH_DATA
(integer)
CAIRO_STATUS_READ_ERROR
(integer)
CAIRO_STATUS_WRITE_ERROR
(integer)
CAIRO_STATUS_SURFACE_FINISHED
(integer)
CAIRO_STATUS_SURFACE_TYPE_MISMATCH
(integer)
CAIRO_STATUS_PATTERN_TYPE_MISMATCH
(integer)
CAIRO_STATUS_INVALID_CONTENT
(integer)
CAIRO_STATUS_INVALID_FORMAT
(integer)
CAIRO_STATUS_INVALID_VISUAL
(integer)
CAIRO_STATUS_FILE_NOT_FOUND
(integer)
CAIRO_STATUS_INVALID_DASH
(integer)
CAIRO_STATUS_INVALID_DSC_COMMENT
(integer)
CAIRO_STATUS_INVALID_INDEX
(integer)
CAIRO_STATUS_CLIP_NOT_REPRESENTABLE
(integer)
CAIRO_STATUS_TEMP_FILE_ERROR
(integer)
CAIRO_STATUS_INVALID_STRIDE
(integer)
CAIRO_ANTIALIAS_DEFAULT
(integer)
CAIRO_ANTIALIAS_NONE
(integer)
CAIRO_ANTIALIAS_GRAY
(integer)
CAIRO_ANTIALIAS_SUBPIXEL
(integer)
CAIRO_SUBPIXEL_ORDER_DEFAULT
(integer)
CAIRO_SUBPIXEL_ORDER_RGB
(integer)
CAIRO_SUBPIXEL_ORDER_BGR
(integer)
CAIRO_SUBPIXEL_ORDER_VRGB
(integer)
CAIRO_SUBPIXEL_ORDER_VBGR
(integer)
CAIRO_FILL_RULE_WINDING
(integer)
CAIRO_FILL_RULE_EVEN_ODD
(integer)
CAIRO_LINE_CAP_BUTT
(integer)
CAIRO_LINE_CAP_ROUND
(integer)
CAIRO_LINE_CAP_SQUARE
(integer)
CAIRO_LINE_JOIN_MITER
(integer)
CAIRO_LINE_JOIN_ROUND
(integer)
CAIRO_LINE_JOIN_BEVEL
(integer)
CAIRO_OPERATOR_CLEAR
(integer)
CAIRO_OPERATOR_SOURCE
(integer)
CAIRO_OPERATOR_OVER
(integer)
CAIRO_OPERATOR_IN
(integer)
CAIRO_OPERATOR_OUT
(integer)
CAIRO_OPERATOR_ATOP
(integer)
CAIRO_OPERATOR_DEST
(integer)
CAIRO_OPERATOR_DEST_OVER
(integer)
CAIRO_OPERATOR_DEST_IN
(integer)
CAIRO_OPERATOR_DEST_OUT
(integer)
CAIRO_OPERATOR_DEST_ATOP
(integer)
CAIRO_OPERATOR_XOR
(integer)
CAIRO_OPERATOR_ADD
(integer)
CAIRO_OPERATOR_SATURATE
(integer)
CAIRO_PATTERN_TYPE_SOLID
(integer)
CAIRO_PATTERN_TYPE_SURFACE
(integer)
CAIRO_PATTERN_TYPE_LINEAR
(integer)
CAIRO_PATTERN_TYPE_RADIAL
(integer)
CAIRO_EXTEND_NONE
(integer)
CAIRO_EXTEND_REPEAT
(integer)
CAIRO_EXTEND_REFLECT
(integer)
CAIRO_EXTEND_PAD
(integer)
CAIRO_FILTER_FAST
(integer)
CAIRO_FILTER_GOOD
(integer)
CAIRO_FILTER_BEST
(integer)
CAIRO_FILTER_NEAREST
(integer)
CAIRO_FILTER_BILINEAR
(integer)
CAIRO_FILTER_GAUSSIAN
(integer)
CAIRO_HINT_STYLE_DEFAULT
(integer)
CAIRO_HINT_STYLE_NONE
(integer)
CAIRO_HINT_STYLE_SLIGHT
(integer)
CAIRO_HINT_STYLE_MEDIUM
(integer)
CAIRO_HINT_STYLE_FULL
(integer)
CAIRO_HINT_METRICS_DEFAULT
(integer)
CAIRO_HINT_METRICS_OFF
(integer)
CAIRO_HINT_METRICS_ON
(integer)
CAIRO_FONT_TYPE_TOY
(integer)
CAIRO_FONT_TYPE_FT
(integer)
CAIRO_FONT_TYPE_WIN32
(integer)
CAIRO_FONT_TYPE_QUARTZ
(integer)
CAIRO_FONT_SLANT_NORMAL
(integer)
CAIRO_FONT_SLANT_ITALIC
(integer)
CAIRO_FONT_SLANT_OBLIQUE
(integer)
CAIRO_FONT_WEIGHT_NORMAL
(integer)
CAIRO_FONT_WEIGHT_BOLD
(integer)
CAIRO_CONTENT_COLOR
(integer)
CAIRO_CONTENT_ALPHA
(integer)
CAIRO_CONTENT_COLOR_ALPHA
(integer)
CAIRO_SURFACE_TYPE_IMAGE
(integer)
CAIRO_SURFACE_TYPE_PDF
(integer)
CAIRO_SURFACE_TYPE_PS
(integer)
CAIRO_SURFACE_TYPE_XLIB
(integer)
CAIRO_SURFACE_TYPE_XCB
(integer)
CAIRO_SURFACE_TYPE_GLITZ
(integer)
CAIRO_SURFACE_TYPE_QUARTZ
(integer)
CAIRO_SURFACE_TYPE_WIN32
(integer)
CAIRO_SURFACE_TYPE_BEOS
(integer)
CAIRO_SURFACE_TYPE_DIRECTFB
(integer)
CAIRO_SURFACE_TYPE_SVG
(integer)
CAIRO_SURFACE_TYPE_OS2
(integer)
CAIRO_SURFACE_TYPE_WIN32_PRINTING
(integer)
CAIRO_SURFACE_TYPE_QUARTZ_IMAGE
(integer)
CAIRO_FORMAT_ARGB32
(integer)
CAIRO_FORMAT_RGB24
(integer)
CAIRO_FORMAT_A8
(integer)
CAIRO_FORMAT_A1
(integer)
CAIRO_PS_LEVEL_2
(integer)
CAIRO_PS_LEVEL_3
(integer)
CAIRO_SVG_VERSION_1_1
(integer)
CAIRO_SVG_VERSION_1_2
(integer)