PEAR Manual
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Chapter 33. Images
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Image_Graph
Table of Contents
Class Summary
Image_Graph
-- Main class for Graph generation
constructor
Image_Graph::Image_Graph()
-- Constructor for the class
Image_Graph::addData()
-- Add new data to the graph
Image_Graph::getGDImage()
-- Create a GD-image-resource for the graph
Image_Graph::setAxesColor()
-- Set color of axes
Image_Graph::setBackgroundColor()
-- Sets background color of canvas
Image_Graph::setDataDefaultColor()
-- Set default color for new data; used by addData()
Image_Graph::setDefaultFontOptions()
-- Set default options for fonts
Image_Graph::setSpaceFromBorder()
-- Sets space of graph from each border (of the whole image)
Image_Graph::stackData()
-- Set option that data should be stacked
Class Summary
Image_Graph_Axis
-- Class for storing axis settings
constructor
Image_Graph_Axis::Image_Graph_Axis()
-- Constructor
Image_Graph_Axis::setBounds()
-- Set bounds
Image_Graph_Axis::setNumbercolor()
-- Set color for numbers on the axis
Image_Graph_Axis::setNumberformat()
-- Set numberformat for axis
Image_Graph_Axis::setTicksAutoSteps()
-- Set maximum steps for automatic creation of ticksMajor/ticksMinor
Image_Graph_Axis::setTickSize()
-- Set size for (major) ticks on axis
Image_Graph_Axis::setTicksMajor()
-- Set major ticks on axis
Image_Graph_Axis::setTicksMinor()
-- Set minor ticks on axis
Image_Graph_Axis::setTickStyle()
-- Set tick-style for ticks on a axis
Class Summary
Image_Graph_Axis_Values
-- Class for handling textual and numerical values on the axes
constructor
Image_Graph_Axis_Values::Image_Graph_Axis_Values()
-- Constructor
Image_Graph_Axis_Values::setNumberformat()
-- Set numberformat for numerical values on the axis
Image_Graph_Axis_Values::setText()
-- Set text-labels on axis
Class Summary
Image_Graph_Axis_X
-- Class for storing x-axis settings
constructor
Image_Graph_Axis_X::Image_Graph_Axis_X()
-- Constructor
Image_Graph_Axis_X::setAxistype()
-- Set type of axis
Image_Graph_Axis_X::setLabels()
-- Set labels for data on this axis
Image_Graph_Axis_X::valueToPixelAbsolute()
-- Calculate absolute position for a value on the axis
Image_Graph_Axis_X::valueToPixelRelative()
-- Calculate relative position for a value on the axis
Class Summary
Image_Graph_Axis_Y
-- Class for storing x-axis settings
constructor
Image_Graph_Axis_Y::Image_Graph_Axis_Y()
-- Constructor
Image_Graph_Axis_Y::setAxistype()
-- Set type of axis
Image_Graph_Axis_Y::valueToPixelAbsolute()
-- Calculate absolute position for a value on the axis
Image_Graph_Axis_Y::valueToPixelRelative()
-- Calculate relative position for a value on the axis
Class Summary
Image_Graph_Base
-- Base class for data-storage in common objects
Image_Graph_Base::setColor()
-- Set color
Image_Graph_Base::setFontOptions()
-- Set options for fonts
Image_Graph_Base::setSpacer()
-- Set spacer
Image_Graph_Base::setText()
-- Set text
Class Summary
Image_Graph_Color
-- Class for color-handling
Image_Graph_Color::allocateColor()
-- Allocates a color in the given image.
Image_Graph_Color::color2RGB()
-- Convert any color-representation into an array of 4 ints (RGBA).
Image_Graph_Color::getRange()
-- getRange Given a degree, you can get the range of colors between one color and another color.
Class Summary
Image_Graph_DataMarker_Common
-- Base class for a datamarker-element (e.g. "diamond", "square" or "triangle")
constructor
Image_Graph_DataMarker_Common::Image_Graph_DataMarker_Common()
-- Constructor
Image_Graph_DataMarker_Common::setColor()
-- Set color
Image_Graph_DataMarker_Common::setSize()
-- Set size
Class Summary
Image_Graph_DataMarker_Diamond
-- Diamond datamarker-element
constructor
Image_Graph_DataMarker_Diamond::Image_Graph_DataMarker_Diamond()
-- Constructor
Image_Graph_DataMarker_Diamond::drawGD()
-- Draws diagram element
Class Summary
Image_Graph_DataMarker_Square
-- Square datamarker-element
constructor
Image_Graph_DataMarker_Square::Image_Graph_DataMarker_Square()
-- Constructor
Image_Graph_DataMarker_Square::drawGD()
-- Draws diagram element
Class Summary
Image_Graph_Data_Bar
-- Bar data-element
constructor
Image_Graph_Data_Bar::Image_Graph_Data_Bar()
-- Constructor
Image_Graph_Data_Bar::drawGD()
-- Draws the data element, using GD-output
Image_Graph_Data_Bar::stackingPrepare()
-- Prepare given dataElements of this type for stacking
Class Summary
Image_Graph_Data_Common
-- Base class for a data-element (e.g. "line" or "bar")
constructor
Image_Graph_Data_Common::Image_Graph_Data_Common()
-- Constructor
Image_Graph_Data_Common::drawGD()
-- Draws diagram element
Image_Graph_Data_Common::setColor()
-- Set color
Image_Graph_Data_Common::setDataMarker()
-- Set a data marker to be used
Image_Graph_Data_Common::setFill()
-- Set a fill element to be used
Image_Graph_Data_Common::stackingDrawGD()
-- Draw all diagram elements in this stacking-group
Class Summary
Image_Graph_Data_Line
-- Line data-element
constructor
Image_Graph_Data_Line::Image_Graph_Data_Line()
-- Constructor
Image_Graph_Data_Line::drawGD()
-- Draws diagram element
Image_Graph_Data_Line::stackingDrawGD()
-- Draw all diagram elements in this stacking-group
Image_Graph_Data_Line::stackingPrepare()
-- Prepare given dataElements of this type for stacking
Class Summary
Image_Graph_Fill_Common
-- Base class for a fill-element (e.g. a "solid" fill or a "gradient" fill)
constructor
Image_Graph_Fill_Common::Image_Graph_Fill_Common()
-- Constructor
Image_Graph_Fill_Common::drawGDBox()
-- Draws fill element, shape: box
Image_Graph_Fill_Common::drawGDPolygon()
-- Draws fill element, shape: polygon
Image_Graph_Fill_Common::setColor()
-- Set color
Class Summary
Image_Graph_Fill_Gradient
-- Gradient fill-element
constructor
Image_Graph_Fill_Gradient::Image_Graph_Fill_Gradient()
-- Constructor
Image_Graph_Fill_Gradient::drawGDBox()
-- Draws fill element, shape: box
Image_Graph_Fill_Gradient::drawGDPolygon()
-- Draws fill element, shape: polygon
Image_Graph_Fill_Gradient::setColor()
-- Set color
Class Summary
Image_Graph_Fill_Solid
-- Solid fill-element
constructor
Image_Graph_Fill_Solid::Image_Graph_Fill_Solid()
-- Constructor
Image_Graph_Fill_Solid::drawGDBox()
-- Draws fill element, shape: box
Class Summary
Image_Graph_Grid
-- Class for storing grid-element settings
constructor
Image_Graph_Grid::Image_Graph_Grid()
-- Constructor
Image_Graph_Grid::setFill()
-- Set fill elements to be used
Image_Graph_Grid::setFillType()
-- Set type of grid-fill
Image_Graph_Grid::setLineType()
-- Set type of grid-lines
Class Summary
Image_Graph_Title
-- Class for storing a title
constructor
Image_Graph_Title::Image_Graph_Title()
-- Constructor
Image_Graph_Title::setColor()
-- Set color
Package Image_Graph Constants
-- Constants defined in and used by Image_Graph
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Image_Graph