File tag/DeviceDescription

class tag.DeviceDescription

Inherits

State supers

Device

variables

static tom.MutableEqSet devices;

The set containing all unique (shared) device descriptions.

methods

instance (id)
             on int device_type
     resolution (float, float) (xres, yres)
          frame (float, float, float, float) (fx, fy, width, height)
     colorSpace int color_space
  bitsPerSample int bps;

Return the DeviceDescription with the indicated characteristics, creating it if it does not yet exist.

instance tag.DeviceDescription

variables

public int device_type;

The device type.

int bits_per_sample;

The significant number of bits per sample, rounded up.

int color_space;

The device's intrinsic color space.

float res_x;

Resolution in pixels per inch.

float res_y;

float f_x;

The frame.

float f_y;

float f_w;

float f_h;

methods

redefine boolean
  equal Device d;

Have the Device tell whether it is equal to this DeviceDescription.

redefine boolean
  equalDeviceDescription DeviceDescription d;

Return YES iff d is identical to self.

id
         initOn int dt
     resolution (float, float) (x, y)
          frame (float, float, float, float) (fx, fy, fw, fh)
     colorSpace int cs
  bitsPerSample int bps;

Designated initializer.

int
  bitsPerSample;

Return the device's bits per sample.

int
  colorSpace;

Return the device's color space.

(float, float, float, float)
  frame;

Undocumented.

redefine boolean
  isScreen;

Return YES if the device is on a screen or intended to be displayed on one.

redefine boolean
  isPrinter;

Return YES if the device is a printer.

(float, float)
  resolution;

Return the resulution of the device, in pixels per inch.