Commit ac7ca0f1 authored by Neil Turton's avatar Neil Turton
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Initial revision

parent 31057aec
***************************************************************************
* *
* Project: RiscOS *
* *
* Module: DragASprit *
* *
* Created: Sun 04-Nov-90 By: Jonathan Roach *
* *
* First version: 0.00 *
* *
* Copyright: (C) 1990, Acorn Computers Ltd., Cambridge, England. *
* *
***************************************************************************
Purpose:
========
To make dragging of a sprite in a Wimp_DrawBox easy.
***************************************************************************
Change Log:
===========
---------------------------------------------------------------------------
Version: 0.00 Sun 04-Nov-90 Jonathan Roach
Initial authorship complete. Entered sources into sources tree.
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Version: 0.01 Tue 06-Nov-90 Jonathan Roach
Fix SWI issuing code to LSL #2, not LSL #4 the chunk offset!
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Version: 0.02 Wed 12-Jun-91 Jonathan Roach
* Fix bug whereby bounding box for pointer ended up incorrect
* Fix bug whereby bounding box for drop shadow ended up incorrect
* Fix bug whereby box returned at end of drag was different to box supplied at start of drag
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Version: 0.03 Thu 12-Dec-91 Steve Cormie
* Now uses MessageTrans to look up errors.
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Version: 0.06 Thu 15-Jul-93 Neil Kelleher
* (DDV) added dithered dragging
* Added some support for 16/32bpp screen modes
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Version: 0.07 Thu 26-Aug-93 Neil Kelleher
* Put in support for new style modes.
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Version: 0.08 Wed 03-Nov-93 Neil Kelleher
* fixed low memory (resulting in outline drag) problems.
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Version: 0.09 Tue 30-Nov-93 Neil Kelleher
* fixed EX0 dragging
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Version: 0.10 Thu 09-Dec-93 Neil Kelleher
* Now copes with sprites > 16 colours
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MEDUSA - RISC OS 3.50 build
***************************************************************************
* *
* Project: Black *
* *
* Module: DragASprit *
* *
* Created: Tue 21-Jun-94 By: Aideen McConville *
* *
* First version: 0.10 *
* *
* Copyright: (C) 1994, Acorn Computers Ltd., Cambridge, England. *
* *
***************************************************************************
Purpose:
========
***************************************************************************
Change Log:
===========
---------------------------------------------------------------------------
Version: 0.10 Tue 21-Jun-94 Aideen McConville
Moved to new source tree.
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Version: 0.11 Mon 26-Sep-94 Alan Glover
Fix bug MED-02966. Force incoming drag boxes to be exact multiples of
the current osunits per pixel factor. Prevents effects such as the
trail when dragging !Style's sprite in 1280 x 480 screen modes.
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