List of changes for Cenon Version 4.0.x.

2017-08-08

• Fix, color shades: possible division by zero fixed
• Fix, DXF-Export: export of closed Paths corrected [since 4.0.4]
• Fix, Text Path: handle return character within text
• Fix, Transform-Panel: scale absolute for 0-sized objects
• Fix, Punch: issue in certain situations fixed
• Fix, Sierra: workaround for saving TIFF images

• Mac OS 10.12, Sierra: crash fixed, caused by removed function
• DXF-Import: improved (skip SPLINE frame control point in POLYLINE)
• Fix, Calculus: potential issue (division by zero)
• Fix, Contour: Crash in very complex paths fixed
• Fix, Path Contour: improved
• Fix, Rectangle: copied rectangle includes direction
• Fix, Set Start Point: start point can not be set for open paths
• Fix, Calculus: potential issue fixed (division by zero)
• Fix, Batch: 4.0.3 documents open with default-arrows pointing right/up [since 4.0.3]
• Fix, Inlays: improved
• Fix, Contour + Filling: again some bugs less
• Fix, Output calculation: adding/removing a point to/from Path or Polyline now recalculates
• Fix, Document-Window: caching issue fixed, which could result in a crash when closing a document
• Fix, Text-Path: resize via Inspector works again [since 4.0.0]

• Tool-Panel: German localization (Tool-Tips) added
• Fix, DXF-Import: formatting code removed from string (AutoCAD >= 13)
• Fix, DXF-Export: export of open Paths with multiple sub-paths
• Fix, Gerber-Export: select tool for path elements
• Fix, Groups: drag select with text or images without logging to console
• Fix, Mac OS X 10.10: restrict document cache to a size Yosemite / Retina displays can handle
• Fix, Mac OS X 10.10: Zoom (+/-) works now with Yosemite
• Fix, Open File: catch console warning of open/save panel
• Fix, Batch: New Documents open with Arrows pointing right and up
• Fix, Add Point: Undo with multiple selected objects improved
• Fix, Rotating Arcs with tool improved
• Fix, Undo of Drag Point improved
• Internal: Source prepared for SDK 10.10 issues (display functions redesigned)
• SVG-Import: quadratic bezier curve implemented (q, Q, t, T)
• Fix, SVGImport: stroked rect closed
• Fix, Contour Left/Right: improved
• New, Import: Preferences setting (Import -> Move to Origin) to move imported files to origin or not
• PS-Import: improved to handle insane EPS files by pre-converting to simpler EPS
• Printing: paper margins set to Null (stupid Apple redundancy since Mac OS 10.8)
• Fix, Raster Contour, Mac OS 10.10: Retina/Yosemite workaround for large working areas
• Fix, Contour Left/Right for Arc: improved (should have been here since 2015-08-11)
• Import: document gets the name of the imported file (not UNTITLED)
• Fix, DXF-Import: certain Arcs with 180 degree angle or extrusion direction were inverted (extrusion Z = -1)
• Export: extensions with three letters added:
  "cenon", "cen"
  "gerber", "ger"
  "hpgl", "hgl", "plt"
  "tiff", "tif"
• Fix, Text: selecting (by click) rotated text improved
• Fix, Undo: change length Undo (Inspector)
• Fix, Mac Os 10.10 (Yosemite): import directory is preserved for save
• Fix, Mac OS 10.10 (Yosemite): double clicking title bar of document window will fold up window (not full screen mode)
• Fix, Mac OS 10.11 (El Capitan): open document works
• Fix, Mirrored Text: after resize, mirrored text could turn invisible (Mac OS 10.8 - 10.10)
• Fix, Rotated Text: locked rotated text is not moving any more after editing
• Fix, Undo: Undo for Fill object
• Fix, Contour: possible crash fixed for Curves with zero length (or control points equal end points)

• New, Scale of 125% added
• New, Import: Import of Cenon files ".cenon" added (Menu > File > Import)
• New, Batch: more intuitive and flexible (with directional arrows)
• Convenience: link from HOME/Documents/Cenon -> HOME/Library/Application Support/Cenon
• Fix, DXF-Import: Pass color down the graphics hierarchy
• Fix, DXF-Import: corrected Arcs with extrusion direction
• Fix, Intersection Panel: create only one graphics for many intersection at one point
• Fix, Update-Panel: same version, later date works now
• Fix, SVG-Import: crash fixed when importing text
• Fix, Image: Zoom of scaled images works again [4.0.2, 2014-02-28]
• Fix, Curve: calculations of curves with only 3 points improved
• Fix, Arc Clipping: arc sections completely inside Clipping Rectangle improved
• Fix, PolyLine: moving of start/end points improved
• Fix, Vectorizer: vectorizing on Yosemite (OS 10.10) repaired

• Zoom with Command + / -
• Grid: the Menu Format->Grid has assigned new key shortcuts:
  Cmd-* (On/Off), CMD-Alt-* (Panel), and Cmd-Shift-* (Align to Grid)
• Transparency in Color-Panel
• DXF-Import: import font of text if available
• New: Opening a document restores scale factor
• Fix, 64 Bit: 64 Bit improvements
• Fix, Printing: set minimum line width to Preferences Settings
• Fix, AI-Import: more tolerant handling of string encodings
• Fix, Arc Contour: accuracy improved
• Fix, Rectangle: selection of rectangles with round corners improved
• Fix, DXF-Import: place inserts on correct layer
• Fix, DXF-Export, Apple: workaround for special characters in layer names
• Fix, Move graphics: grabbing of selected graphics at control point is possible now
• Fix, Rotate Object(s): Improvements
• Fix, GNUstep: some fixes to make Cenon compile on Windows (thank's to Jason Whiteman)
• Fix, Apple: Mavericks (OS 10.9): we rewrote the graphics cache of Cenon to work with Mavericks (OS 10.9)

• Code-Signing for GateKeeper / Mountain Lion added
• Package Requirements: >= Mac OS 10.5 (Leopard), Intel Processor
• Snapshots: close documents before opening snapshot
• Fix, Drag-Select: selection of groups improved

• New: Import of Scalable Vector Graphics (SVG)
  Millions of vector data are readily available on the Internet, Signs, Logos, Crests, Symbols, Icons and more are waiting for download.
• New: Vectorizing Images. A new menu entry "Tools -> Vectorize Images" shows a new Vectorising Panel.
  Vectorization of Images to lines and curves is supported.
• New, Apple: 64 bit binary for Intel processors added
  3-way universal binary (Intel 64 bit, Intel 32 bit, PPC 32 bit)
• New, Transform-Panel: scale absolute added
• New, Set starting point of a selected Path
  1. select a point of a Path
  2. from the menu chose "Edit -> Set Start"
• New in Open-Panel: Buttons to jump to Cenon locations:
  Cenon-Library, Cenon User-Library, Cenon Documents
• New in Intersection-Panel: creation of objects from Marks, Threads, Sinkings, Webs added
• Batch: sort columns more effective, 1. upwards, 2. downwards, 3. upwards, ...
• Build Contour: created graphic will be selected
• ToolPanel: Tool-Tips added, icons that are not needed are removed
• Edit-Menu, Tool-Menu: Tool Tips added
• Import DXF: import 3D Lines and 3D Faces (so far as lines only)
• Import PDF/PS: Alert if GhostScript is not installed
• Import PS: PostScript Operators for character displacement added (xshow, yshow, xyshow).
  When keeping texts editable (no flatten text), the displacement will be ignored.
• Grid: every tenth line is drawn thicker for better overview
• Select Object: no annoying beep when locked object is being selected
• Text: editing a locked Text will not adjust the size of the text box any more
• Working Area Panel: changes are accepted by pressing Tab key (as well as Enter)
• Editing, Snap: address issue where snap to point skips some points
• Inspector: improve setting of angles
• Layer-Inspector: Fast switching on and off of a layer does not open the Layer-Details Panel any more.
• Apple, Text: Fit Horizontal text improved
• manual updated