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图像生成和处理
Cairo
Cairo
简介
安装/配置
需求
安装
运行时配置
资源类型
预定义常量
范例
Cairo 函数
cairo_create
— Returns a new CairoContext object on the requested surface
cairo_font_options_create
— Description
cairo_font_options_equal
— Description
cairo_font_options_get_antialias
— Description
cairo_font_options_get_hint_metrics
— Description
cairo_font_options_get_hint_style
— Description
cairo_font_options_get_subpixel_order
— Description
cairo_font_options_hash
— Description
cairo_font_options_merge
— Description
cairo_font_options_set_antialias
— Description
cairo_font_options_set_hint_metrics
— Description
cairo_font_options_set_hint_style
— Description
cairo_font_options_set_subpixel_order
— Description
cairo_font_options_status
— Description
cairo_format_stride_for_width
— Description
cairo_image_surface_create_for_data
— Description
cairo_image_surface_create_from_png
— Description
cairo_image_surface_create
— Description
cairo_image_surface_get_data
— Description
cairo_image_surface_get_format
— Description
cairo_image_surface_get_height
— Description
cairo_image_surface_get_stride
— Description
cairo_image_surface_get_width
— Description
cairo_matrix_create_scale
— 别名 CairoMatrix::initScale
cairo_matrix_create_translate
— 别名 CairoMatrix::initTranslate
cairo_matrix_invert
— Description
cairo_matrix_multiply
— Description
cairo_matrix_transform_distance
— Description
cairo_matrix_transform_point
— Description
cairo_matrix_translate
— Description
cairo_pattern_add_color_stop_rgb
— Description
cairo_pattern_add_color_stop_rgba
— Description
cairo_pattern_create_for_surface
— Description
cairo_pattern_create_linear
— Description
cairo_pattern_create_radial
— Description
cairo_pattern_create_rgb
— Description
cairo_pattern_create_rgba
— Description
cairo_pattern_get_color_stop_count
— Description
cairo_pattern_get_color_stop_rgba
— Description
cairo_pattern_get_extend
— Description
cairo_pattern_get_filter
— Description
cairo_pattern_get_linear_points
— Description
cairo_pattern_get_matrix
— Description
cairo_pattern_get_radial_circles
— Description
cairo_pattern_get_rgba
— Description
cairo_pattern_get_surface
— Description
cairo_pattern_get_type
— Description
cairo_pattern_set_extend
— Description
cairo_pattern_set_filter
— Description
cairo_pattern_set_matrix
— Description
cairo_pattern_status
— Description
cairo_pdf_surface_create
— Description
cairo_pdf_surface_set_size
— Description
cairo_ps_get_levels
— Description
cairo_ps_level_to_string
— Description
cairo_ps_surface_create
— Description
cairo_ps_surface_dsc_begin_page_setup
— Description
cairo_ps_surface_dsc_begin_setup
— Description
cairo_ps_surface_dsc_comment
— Description
cairo_ps_surface_get_eps
— Description
cairo_ps_surface_restrict_to_level
— Description
cairo_ps_surface_set_eps
— Description
cairo_ps_surface_set_size
— Description
cairo_scaled_font_create
— Description
cairo_scaled_font_extents
— Description
cairo_scaled_font_get_ctm
— Description
cairo_scaled_font_get_font_face
— Description
cairo_scaled_font_get_font_matrix
— Description
cairo_scaled_font_get_font_options
— Description
cairo_scaled_font_get_scale_matrix
— Description
cairo_scaled_font_get_type
— Description
cairo_scaled_font_glyph_extents
— Description
cairo_scaled_font_status
— Description
cairo_scaled_font_text_extents
— Description
cairo_surface_copy_page
— Description
cairo_surface_create_similar
— Description
cairo_surface_finish
— Description
cairo_surface_flush
— Description
cairo_surface_get_content
— Description
cairo_surface_get_device_offset
— Description
cairo_surface_get_font_options
— Description
cairo_surface_get_type
— Description
cairo_surface_mark_dirty_rectangle
— Description
cairo_surface_mark_dirty
— Description
cairo_surface_set_device_offset
— Description
cairo_surface_set_fallback_resolution
— Description
cairo_surface_show_page
— Description
cairo_surface_status
— Description
cairo_surface_write_to_png
— Description
cairo_svg_surface_create
— Description
cairo_svg_surface_restrict_to_version
— Description
cairo_svg_version_to_string
— Description
Cairo
— The Cairo class
Cairo::availableFonts
— Retrieves the availables font types
Cairo::availableSurfaces
— Retrieves all available surfaces
Cairo::statusToString
— Retrieves the current status as string
Cairo::version
— Retrieves cairo's library version
Cairo::versionString
— Retrieves cairo version as string
CairoContext
— The CairoContext class
CairoContext::appendPath
— Appends a path to current path
CairoContext::arc
— Adds a circular arc
CairoContext::arcNegative
— Adds a negative arc
CairoContext::clip
— Establishes a new clip region
CairoContext::clipExtents
— Computes the area inside the current clip
CairoContext::clipPreserve
— Establishes a new clip region from the current clip
CairoContext::clipRectangleList
— Retrieves the current clip as a list of rectangles
CairoContext::closePath
— Closes the current path
CairoContext::__construct
— Creates a new CairoContext
CairoContext::copyPage
— Emits the current page
CairoContext::copyPath
— Creates a copy of the current path
CairoContext::copyPathFlat
— Gets a flattened copy of the current path
CairoContext::curveTo
— Adds a curve
CairoContext::deviceToUser
— Transform a coordinate
CairoContext::deviceToUserDistance
— Transform a distance
CairoContext::fill
— Fills the current path
CairoContext::fillExtents
— Computes the filled area
CairoContext::fillPreserve
— Fills and preserve the current path
CairoContext::fontExtents
— Get the font extents
CairoContext::getAntialias
— Retrieves the current antialias mode
CairoContext::getCurrentPoint
— The getCurrentPoint purpose
CairoContext::getDash
— The getDash purpose
CairoContext::getDashCount
— The getDashCount purpose
CairoContext::getFillRule
— The getFillRule purpose
CairoContext::getFontFace
— The getFontFace purpose
CairoContext::getFontMatrix
— The getFontMatrix purpose
CairoContext::getFontOptions
— The getFontOptions purpose
CairoContext::getGroupTarget
— The getGroupTarget purpose
CairoContext::getLineCap
— The getLineCap purpose
CairoContext::getLineJoin
— The getLineJoin purpose
CairoContext::getLineWidth
— The getLineWidth purpose
CairoContext::getMatrix
— The getMatrix purpose
CairoContext::getMiterLimit
— The getMiterLimit purpose
CairoContext::getOperator
— The getOperator purpose
CairoContext::getScaledFont
— The getScaledFont purpose
CairoContext::getSource
— The getSource purpose
CairoContext::getTarget
— The getTarget purpose
CairoContext::getTolerance
— The getTolerance purpose
CairoContext::glyphPath
— The glyphPath purpose
CairoContext::hasCurrentPoint
— The hasCurrentPoint purpose
CairoContext::identityMatrix
— The identityMatrix purpose
CairoContext::inFill
— The inFill purpose
CairoContext::inStroke
— The inStroke purpose
CairoContext::lineTo
— The lineTo purpose
CairoContext::mask
— The mask purpose
CairoContext::maskSurface
— The maskSurface purpose
CairoContext::moveTo
— The moveTo purpose
CairoContext::newPath
— The newPath purpose
CairoContext::newSubPath
— The newSubPath purpose
CairoContext::paint
— The paint purpose
CairoContext::paintWithAlpha
— The paintWithAlpha purpose
CairoContext::pathExtents
— The pathExtents purpose
CairoContext::popGroup
— The popGroup purpose
CairoContext::popGroupToSource
— The popGroupToSource purpose
CairoContext::pushGroup
— The pushGroup purpose
CairoContext::pushGroupWithContent
— The pushGroupWithContent purpose
CairoContext::rectangle
— The rectangle purpose
CairoContext::relCurveTo
— The relCurveTo purpose
CairoContext::relLineTo
— The relLineTo purpose
CairoContext::relMoveTo
— The relMoveTo purpose
CairoContext::resetClip
— The resetClip purpose
CairoContext::restore
— The restore purpose
CairoContext::rotate
— The rotate purpose
CairoContext::save
— The save purpose
CairoContext::scale
— The scale purpose
CairoContext::selectFontFace
— The selectFontFace purpose
CairoContext::setAntialias
— The setAntialias purpose
CairoContext::setDash
— The setDash purpose
CairoContext::setFillRule
— The setFillRule purpose
CairoContext::setFontFace
— The setFontFace purpose
CairoContext::setFontMatrix
— The setFontMatrix purpose
CairoContext::setFontOptions
— The setFontOptions purpose
CairoContext::setFontSize
— The setFontSize purpose
CairoContext::setLineCap
— The setLineCap purpose
CairoContext::setLineJoin
— The setLineJoin purpose
CairoContext::setLineWidth
— The setLineWidth purpose
CairoContext::setMatrix
— The setMatrix purpose
CairoContext::setMiterLimit
— The setMiterLimit purpose
CairoContext::setOperator
— The setOperator purpose
CairoContext::setScaledFont
— The setScaledFont purpose
CairoContext::setSource
— The setSource purpose
CairoContext::setSourceRGB
— The setSourceRGB purpose
CairoContext::setSourceRGBA
— The setSourceRGBA purpose
CairoContext::setSourceSurface
— The setSourceSurface purpose
CairoContext::setTolerance
— The setTolerance purpose
CairoContext::showPage
— The showPage purpose
CairoContext::showText
— The showText purpose
CairoContext::status
— The status purpose
CairoContext::stroke
— The stroke purpose
CairoContext::strokeExtents
— The strokeExtents purpose
CairoContext::strokePreserve
— The strokePreserve purpose
CairoContext::textExtents
— The textExtents purpose
CairoContext::textPath
— The textPath purpose
CairoContext::transform
— The transform purpose
CairoContext::translate
— The translate purpose
CairoContext::userToDevice
— The userToDevice purpose
CairoContext::userToDeviceDistance
— The userToDeviceDistance purpose
CairoException
— The CairoException class
CairoStatus
— The CairoStatus class
CairoSurface
— The CairoSurface class
CairoSurface::__construct
— The __construct purpose
CairoSurface::copyPage
— The copyPage purpose
CairoSurface::createSimilar
— The createSimilar purpose
CairoSurface::finish
— The finish purpose
CairoSurface::flush
— The flush purpose
CairoSurface::getContent
— The getContent purpose
CairoSurface::getDeviceOffset
— The getDeviceOffset purpose
CairoSurface::getFontOptions
— The getFontOptions purpose
CairoSurface::getType
— The getType purpose
CairoSurface::markDirty
— The markDirty purpose
CairoSurface::markDirtyRectangle
— The markDirtyRectangle purpose
CairoSurface::setDeviceOffset
— The setDeviceOffset purpose
CairoSurface::setFallbackResolution
— The setFallbackResolution purpose
CairoSurface::showPage
— The showPage purpose
CairoSurface::status
— The status purpose
CairoSurface::writeToPng
— The writeToPng purpose
CairoSvgSurface
— Svg Surface Backend
CairoSvgSurface::__construct
— The __construct purpose
CairoSvgSurface::getVersions
— Used to retrieve a list of supported SVG versions
CairoSvgSurface::restrictToVersion
— The restrictToVersion purpose
CairoSvgSurface::versionToString
— The versionToString purpose
CairoImageSurface
— The CairoImageSurface class
CairoImageSurface::__construct
— Creates a new CairoImageSurface
CairoImageSurface::createForData
— The createForData purpose
CairoImageSurface::createFromPng
— Creates a new CairoImageSurface form a png image file
CairoImageSurface::getData
— Gets the image data as string
CairoImageSurface::getFormat
— Get the image format
CairoImageSurface::getHeight
— Retrieves the height of the CairoImageSurface
CairoImageSurface::getStride
— The getStride purpose
CairoImageSurface::getWidth
— Retrieves the width of the CairoImageSurface
CairoPdfSurface
— The CairoPdfSurface class
CairoPdfSurface::__construct
— The __construct purpose
CairoPdfSurface::setSize
— The setSize purpose
CairoPsSurface
— The CairoPsSurface class
CairoPsSurface::__construct
— The __construct purpose
CairoPsSurface::dscBeginPageSetup
— The dscBeginPageSetup purpose
CairoPsSurface::dscBeginSetup
— The dscBeginSetup purpose
CairoPsSurface::dscComment
— The dscComment purpose
CairoPsSurface::getEps
— The getEps purpose
CairoPsSurface::getLevels
— The getLevels purpose
CairoPsSurface::levelToString
— The levelToString purpose
CairoPsSurface::restrictToLevel
— The restrictToLevel purpose
CairoPsSurface::setEps
— The setEps purpose
CairoPsSurface::setSize
— The setSize purpose
CairoSurfaceType
— The CairoSurfaceType class
CairoFontFace
— The CairoFontFace class
CairoFontFace::__construct
— Creates a new CairoFontFace object
CairoFontFace::getType
— Retrieves the font face type
CairoFontFace::status
— Check for CairoFontFace errors
CairoFontOptions
— The CairoFontOptions class
CairoFontOptions::__construct
— The __construct purpose
CairoFontOptions::equal
— The equal purpose
CairoFontOptions::getAntialias
— The getAntialias purpose
CairoFontOptions::getHintMetrics
— The getHintMetrics purpose
CairoFontOptions::getHintStyle
— The getHintStyle purpose
CairoFontOptions::getSubpixelOrder
— The getSubpixelOrder purpose
CairoFontOptions::hash
— The hash purpose
CairoFontOptions::merge
— The merge purpose
CairoFontOptions::setAntialias
— The setAntialias purpose
CairoFontOptions::setHintMetrics
— The setHintMetrics purpose
CairoFontOptions::setHintStyle
— The setHintStyle purpose
CairoFontOptions::setSubpixelOrder
— The setSubpixelOrder purpose
CairoFontOptions::status
— The status purpose
CairoFontSlant
— The CairoFontSlant class
CairoFontType
— The CairoFontType class
CairoFontWeight
— The CairoFontWeight class
CairoScaledFont
— The CairoScaledFont class
CairoScaledFont::__construct
— The __construct purpose
CairoScaledFont::extents
— The extents purpose
CairoScaledFont::getCtm
— The getCtm purpose
CairoScaledFont::getFontFace
— The getFontFace purpose
CairoScaledFont::getFontMatrix
— The getFontMatrix purpose
CairoScaledFont::getFontOptions
— The getFontOptions purpose
CairoScaledFont::getScaleMatrix
— The getScaleMatrix purpose
CairoScaledFont::getType
— The getType purpose
CairoScaledFont::glyphExtents
— The glyphExtents purpose
CairoScaledFont::status
— The status purpose
CairoScaledFont::textExtents
— The textExtents purpose
CairoToyFontFace
— The CairoToyFontFace class
CairoPatternType
— The CairoPatternType class
CairoPattern
— The CairoPattern class
CairoPattern::__construct
— The __construct purpose
CairoPattern::getMatrix
— The getMatrix purpose
CairoPattern::getType
— The getType purpose
CairoPattern::setMatrix
— The setMatrix purpose
CairoPattern::status
— The status purpose
CairoGradientPattern
— The CairoGradientPattern class
CairoGradientPattern::addColorStopRgb
— The addColorStopRgb purpose
CairoGradientPattern::addColorStopRgba
— The addColorStopRgba purpose
CairoGradientPattern::getColorStopCount
— The getColorStopCount purpose
CairoGradientPattern::getColorStopRgba
— The getColorStopRgba purpose
CairoGradientPattern::getExtend
— The getExtend purpose
CairoGradientPattern::setExtend
— The setExtend purpose
CairoSolidPattern
— The CairoSolidPattern class
CairoSolidPattern::__construct
— The __construct purpose
CairoSolidPattern::getRgba
— The getRgba purpose
CairoSurfacePattern
— The CairoSurfacePattern class
CairoSurfacePattern::__construct
— The __construct purpose
CairoSurfacePattern::getExtend
— The getExtend purpose
CairoSurfacePattern::getFilter
— The getFilter purpose
CairoSurfacePattern::getSurface
— The getSurface purpose
CairoSurfacePattern::setExtend
— The setExtend purpose
CairoSurfacePattern::setFilter
— The setFilter purpose
CairoLinearGradient
— The CairoLinearGradient class
CairoLinearGradient::__construct
— The __construct purpose
CairoLinearGradient::getPoints
— The getPoints purpose
CairoRadialGradient
— The CairoRadialGradient class
CairoRadialGradient::__construct
— The __construct purpose
CairoRadialGradient::getCircles
— The getCircles purpose
CairoAntialias
— The CairoAntialias class
CairoContent
— The CairoContent class
CairoExtend
— The CairoExtend class
CairoFormat
— The CairoFormat class
CairoFormat::strideForWidth
— Provides an appropriate stride to use
CairoFillRule
— The CairoFillRule class
CairoFilter
— The CairoFilter class
CairoHintMetrics
— The CairoHintMetrics class
CairoHintStyle
— The CairoHintStyle class
CairoLineCap
— The CairoLineCap class
CairoLineJoin
— The CairoLineJoin class
CairoMatrix
— The CairoMatrix class
CairoMatrix::__construct
— Creates a new CairoMatrix object
CairoMatrix::initIdentity
— Creates a new identity matrix
CairoMatrix::initRotate
— Creates a new rotated matrix
CairoMatrix::initScale
— Creates a new scaling matrix
CairoMatrix::initTranslate
— Creates a new translation matrix
CairoMatrix::invert
— The invert purpose
CairoMatrix::multiply
— The multiply purpose
CairoMatrix::rotate
— The rotate purpose
CairoMatrix::scale
— Applies scaling to a matrix
CairoMatrix::transformDistance
— The transformDistance purpose
CairoMatrix::transformPoint
— The transformPoint purpose
CairoMatrix::translate
— The translate purpose
CairoOperator
— The CairoOperator class
CairoPath
— The CairoPath class
CairoPsLevel
— The CairoPsLevel class
CairoSubpixelOrder
— The CairoSubpixelOrder class
CairoSvgVersion
— The CairoSvgVersion class