DIRECTORYImagerBasic USING [IntPair],ImagerColor USING [Color],ImagerPixelMap USING [DeviceRectangle],ImagerTransformation USING [Transformation];ImagerDisplayPrivate: CEDAR DEFINITIONS~ BEGINTransformation: TYPE ~ ImagerTransformation.Transformation;Color: TYPE ~ ImagerColor.Color;IVEC: TYPE ~ ImagerBasic.IntPair;RunProc: TYPE ~ PROC[sMin, fMin: INTEGER, fSize: NAT];DeviceRectangle: TYPE ~ ImagerPixelMap.DeviceRectangle;RectangleProc: TYPE ~ PROC[DeviceRectangle];Display: TYPE ~ REF DisplayRep;DisplayRep: TYPE ~ RECORD[type: ATOM,setColor: PROC[display: Display, color: Color, viewOrigin: IVEC],maskRuns: PROC[display: Display, runs: PROC[RunProc]],maskRectangles: PROC[display: Display, rectangles: PROC[RectangleProc]],surfaceToDisplay: Transformation,clipBox: DeviceRectangle, -- in device-spatial unitssRes, fRes: REAL, -- resolution in device-spatial units per inch.viewUnitsPerPixel: NAT,data: REF -- display-dependent data];SetColor: PROC[display: Display, color: Color, viewOrigin: IVEC]~ INLINE { display.setColor[display: display, color: color, viewOrigin: viewOrigin] };MaskRuns: PROC[display: Display, runs: PROC[RunProc]]~ INLINE { display.maskRuns[display: display, runs: runs] };MaskRectangles: PROC[display: Display, rectangles: PROC[RectangleProc]]~ INLINE { display.maskRectangles[display: display, rectangles: rectangles] };END.    ImagerDisplayPrivate.mesaCopyright c 1984, Xerox Corporation.  All rights reserved.Michael Plass, March 14, 1984 1:06:59 pm PSTDoug Wyatt, October 9, 1984 4:21:28 pm PDTMulti-level antialiased displays may have a higher spatial resolution than pixel resolution.  This number is of interest to window managers, since windows should fall on pixel boundaries.Establish the color for following masks.Apply the current color within the specified runs.Apply the current color within the specified rectangles. Ê  ˜ šœ™Jšœ
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