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Length: 20480 (0x5000)
Types: Ada Source
Notes: 03_class, FILE, R1k_Segment, e3_tag, package Xlbp_Graphics, seg_004f68
└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
└─ ⟦5a81ac88f⟧ »Space Info Vol 1«
└─⟦this⟧
with Xlbt_Arithmetic;
use Xlbt_Arithmetic;
with Xlbt_Basic;
use Xlbt_Basic;
with Xlbt_Graphics;
use Xlbt_Graphics;
package Xlbp_Graphics is
------------------------------------------------------------------------------
-- X Library Graphics
--
-- Xlbp_Graphics - Draw various types of things on a window
------------------------------------------------------------------------------
-- Copyright 1989 - 1991 by Rational, Santa Clara, California.
-- Copyright 1985 - 1989 by the Massachusetts Institute of Technology
--
-- All Rights Reserved.
--
-- Permission to use, copy, modify, and distribute this software and its
-- documentation for any purpose and without fee is hereby granted,
-- provided that the above copyright notice(s) appear in all copies and that
-- both that copyright notice(s) and this permission notice appear in
-- supporting documentation, and that the names of MIT or Rational not be
-- used in advertising or publicity pertaining to distribution of the software
-- without specific, written prior permission.
--
-- MIT and Rational disclaim all warranties with regard to this software,
-- including all implied warranties of merchantability and fitness, in no
-- event shall MIT or Rational be liable for any special, indirect or
-- consequential damages or any damages whatsoever resulting from loss of use,
-- data or profits, whether in an action of contract, negligence or other
-- tortious action, arising out of or in connection with the use or performance
-- of this software.
------------------------------------------------------------------------------
--\x0c
procedure X_Clear_Area (Display : X_Display;
Window : X_Window;
X : S_Short;
Y : S_Short;
Width : U_Short;
Height : U_Short;
Exposures : Boolean);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Window - Specifies the window to use.
-- X - Specifies the X coordinate of the rectangle to clear.
-- Y - Specifies the Y coordinate of the rectangle to clear.
-- Width - Specifies the width, in pixels, of the rectangle.
-- Height - Specifies the height, in pixels, of the rectangle.
-- Exposures - Specifies True if exposure events should be generated.
--
-- Clears a rectangle within a window and optionally generates exposure
-- event(s) for that rectangle. X/Y/Width/Height of 0 means "clear the entire
-- window".
------------------------------------------------------------------------------
procedure X_Clear_Window (Display : X_Display;
Window : X_Window);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Window - Specifies the window to use.
--
-- Clears the entire window.
-- Equivalent to X_Clear_Area(Display,Window,0,0,0,0,False);
------------------------------------------------------------------------------
procedure X_Copy_Area (Display : X_Display;
Source : X_Drawable;
Destination : X_Drawable;
Gc : X_Gc;
Source_X : S_Short;
Source_Y : S_Short;
Width : U_Short;
Height : U_Short;
Destination_X : S_Short;
Destination_Y : S_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Source - Specifies the source of the copy.
-- Destination - Specifies the destination for the copy.
-- Gc - Specifies the graphics context for the copy.
-- Source_X - Specifies the X coordinate within the source rectangle.
-- Source_Y - Specifies the Y coordinate within the source rectangle.
-- Width - Specifies the width, in pixels, of the rectangle.
-- Height - Specifies the height, in pixels, of the rectangle.
-- Destination_X - Specifies the X coordinate within the destination rectangle.
-- Destination_Y - Specifies the Y coordinate within the destination rectangle.
--
-- Copies the Source rectangle to the Destination drawable. The two rectangles
-- must have the same root and depth.
------------------------------------------------------------------------------
procedure X_Copy_Plane (Display : X_Display;
Source : X_Drawable;
Destination : X_Drawable;
Gc : X_Gc;
Source_X : S_Short;
Source_Y : S_Short;
Width : U_Short;
Height : U_Short;
Destination_X : S_Short;
Destination_Y : S_Short;
Bit_Plane : X_Plane_Mask);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Source - Specifies the source of the copy.
-- Destination - Specifies the destination for the copy.
-- Gc - Specifies the graphics context for the copy.
-- Source_X - Specifies the X coordinate of the source rectangle.
-- Source_Y - Specifies the Y coordinate of the source rectangle.
-- Width - Specifies the width, in pixels, of the rectangle.
-- Height - Specifies the height, in pixels, of the rectangle.
-- Destination_X - Specifies the X coordinate of the destination rectangle.
-- Destination_Y - Specifies the Y coordinate of the destination rectangle.
-- Bit_Plane - Specifies the plane (only one) involved in the copy.
--
-- Copies the Source rectangle to the Destination drawable. The two rectangles
-- must have the same root and depth.
------------------------------------------------------------------------------
procedure X_Draw_Arcs (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Arcs : X_Arc_Array);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Arcs - Specifies the arcs to draw.
--
-- Draws a series of arcs on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Arc (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
X : S_Short;
Y : S_Short;
Width : U_Short;
Height : U_Short;
Angle1 : S_Short;
Angle2 : S_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- X - Specifies the X coordinate of the arc.
-- Y - Specifies the Y coordinate of the arc.
-- Width - Specifies the width, in pixels, of the arc.
-- Height - Specifies the height, in pixels, of the arc.
-- Angle1 - Specifies the start of the arc relative to the 3-o-clock
-- position from the center in units of degrees*64.
-- Angle2 - Specifies the path and extent of the arc relative to the start
-- of the arc, in units of degree*64.
--
-- Draws a single arc on the drawable.
------------------------------------------------------------------------------
procedure X_Fill_Arcs (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Arcs : X_Arc_Array);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Arcs - Specifies the arcs to draw.
--
-- Fills a series of arcs on the drawable.
------------------------------------------------------------------------------
procedure X_Fill_Arc (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
X : S_Short;
Y : S_Short;
Width : U_Short;
Height : U_Short;
Angle1 : S_Short;
Angle2 : S_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- X - Specifies the X coordinate of the arc.
-- Y - Specifies the Y coordinate of the arc.
-- Width - Specifies the width, in pixels, of the arc.
-- Height - Specifies the height, in pixels, of the arc.
-- Angle1 - Specifies the start of the arc relative to the 3-o-clock
-- position from the center in units of degrees*64.
-- Angle2 - Specifies the path and extent of the arc relative to the start
-- of the arc, in units of degree*64.
--
-- Fills a single arc on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Points (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Points : X_Point_Array;
Mode : X_Coordinate_Mode);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Points - Specifies an array of points to be drawn.
-- Mode - Specifies the coordinate mode; Coord_Mode_Origin (absolute) or
-- Coord_Mode_Previous (relative).
--
-- Draws a series of points on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Point (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
X : S_Short;
Y : S_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- X - Specifies the X coordinate of the point.
-- Y - Specifies the Y coordinate of the point.
--
-- Draws a point on the drawable.
------------------------------------------------------------------------------
procedure X_Fill_Polygon (Display : X_Display; Drawable : X_Drawable;
Gc : X_Gc;
Points : X_Point_Array;
Shape : X_Polygon_Shape;
Mode : X_Coordinate_Mode);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Points - Specifies an array of points to be drawn.
-- Shape - Specifies a "shape" value that helps the server to optimize
-- the drawing time.
-- Mode - Specifies the coordinate mode; Coord_Mode_Origin (absolute) or
-- Coord_Mode_Previous (relative).
--
-- Draws a series of points on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Lines (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Points : X_Point_Array;
Mode : X_Coordinate_Mode);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Points - Specifies an array of points indicating the lines to be drawn.
-- Mode - Specifies the coordinate mode; Coord_Mode_Origin (absolute) or
-- Coord_Mode_Previous (relative).
--
-- Draws a series of connected lines on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Line (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
X1 : S_Short;
Y1 : S_Short;
X2 : S_Short;
Y2 : S_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- X1 - Specifies the initial point of the line.
-- Y1 - Specifies the initial point of the line.
-- X2 - Specifies the final point of the line.
-- Y2 - Specifies the final point of the line.
--
-- Draws a single line on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Segments (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Segments : X_Segment_Array);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Segments - Specifies the line segments to draw.
--
-- Draws a series of line segments on the drawable.
------------------------------------------------------------------------------
procedure X_Draw_Rectangles (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Rectangles : X_Rectangle_Array);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Rectangles - Specifies the rectangles to be drawn.
--
-- Draws a series of rectangles on a drawable.
------------------------------------------------------------------------------
procedure X_Draw_Rectangle (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
X : S_Short;
Y : S_Short;
Width : U_Short;
Height : U_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- X - Specifies the X coordinate of the rectangle.
-- Y - Specifies the Y coordinate of the rectangle.
-- Width - Specifies the width, in pixels, of the rectangle.
-- Height - Specifies the height, in pixels, of the rectangle.
--
-- Draws a single rectangle on the drawable.
------------------------------------------------------------------------------
procedure X_Fill_Rectangles (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
Rectangles : X_Rectangle_Array);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- Rectangles - Specifies the rectangles to be filled.
--
-- Fills a series of rectangles on a drawable.
------------------------------------------------------------------------------
procedure X_Fill_Rectangle (Display : X_Display;
Drawable : X_Drawable;
Gc : X_Gc;
X : S_Short;
Y : S_Short;
Width : U_Short;
Height : U_Short);
------------------------------------------------------------------------------
-- Display - Specifies the display to use.
-- Drawable - Specifies the drawable (Window, Pixmap) to use.
-- Gc - Specifies the graphics context to use.
-- X - Specifies the X coordinate of the rectangle.
-- Y - Specifies the Y coordinate of the rectangle.
-- Width - Specifies the width, in pixels, of the rectangle.
-- Height - Specifies the height, in pixels, of the rectangle.
--
-- Fills a single rectangle on the drawable.
------------------------------------------------------------------------------
end Xlbp_Graphics;
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