Manual - Color

Introduction

Contains a color which can be used to draw on an image resource.

Methods

BCGColor's Methods

• __constructor__( ...) — Construct the BCGColor class
• SetTransparent(bool transparent) — Sets the color to be transparent
• R() — Returns the red component
• G() — Returns the green component
• B() — Returns the blue component
• Allocate(Graphics im) — Allocates the color on the image
• GetColor(string code, string defaultColor) — Gets the color from text

Code Example

// To get an example on how to use this class, check barcode classes.

Method explanations

• __constructor__( ...) — Construct the BCGColor class
  Description

  By creating this class, you must specify which color will be contained within the class. You can do this in different ways:
  - Give 3 integers, the arguments must be in this order: red, green, and blue. The numbers must be between 0 and 255.
  - Give 1 string with hexadecimal form with the pound character (#). Example: #ff0000
  - Give 1 integer with hexadecimal format. Example: 0xff0000
  - Give 1 string with the color code (white, black, orange...). See GetColor().
• SetTransparent(bool transparent) — Sets the color to be transparent
  Description

  Specify the color to be transparent. Please note that any other BCGColor carrying the same color code will be also transparent.
  Use this method only once per drawing, otherwise result could be unexpected.
• R() — Returns the red component
  Description

  The red component used in the color.
  Returns

  int - value between 0 and 255
• G() — Returns the green component
  Description

  The green component used in the color.
  Returns

  int - value between 0 and 255
• B() — Returns the blue component
  Description

  The blue component used in the color.
  Returns

  int - value between 0 and 255
• Allocate(Graphics im) — Allocates the color on the image
  Description

  Allocates the color on the image image and will call imagecolorallocate function from PHP.
  Returns

  int - PHP resource
• GetColor(string code, string defaultColor) — Gets the color from text
  Description

  Static method returns an integer depending on the color code. Here the accepted codes:
  - white
  - black
  - maroon
  - red
  - orange
  - yellow
  - olive
  - purple
  - fuchsia
  - lime
  - green
  - navy
  - blue
  - aqua
  - teal
  - silver
  - gray
  If a color doesn't exist, it is passed to this method. The color default is used. This color is white by default.
  Returns

  int