Feature - Create In-Memory Images from strings or streams #3157
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…ring data, not simply from local file (note that it does create a temporary local file as part of the process)
…ream data, (note that it does create a temporary local file as part of the process)
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### Added - Extended flag options for the Reader `load()` and Writer `save()` methods - Apply Row/Column limits (1048576 and XFD) in ReferenceHelper [PR #3213](#3213) - Allow the creation of In-Memory Drawings from a string of binary image data, or from a stream. [PR #3157](#3157) - Xlsx Reader support for Pivot Tables [PR #2829](#2829) - Permit Date/Time Entered on Spreadsheet to be calculated as Float [Issue #1416](#1416) [PR #3121](#3121) ### Changed - Nothing ### Deprecated - Direct update of Calculation::suppressFormulaErrors is replaced with setter. - Font public static variable defaultColumnWidths replaced with constant DEFAULT_COLUMN_WIDTHS. - ExcelError public static variable errorCodes replaced with constant ERROR_CODES. - NumberFormat constant FORMAT_DATE_YYYYMMDD2 replaced with existing identical FORMAT_DATE_YYYYMMDD. ### Removed - Nothing ### Fixed - Fixed handling for `_xlws` prefixed functions from Office365 [Issue #3245](#3245) [PR #3247](#3247) - Conditionals formatting rules applied to rows/columns are removed [Issue #3184](#3184) [PR #3213](#3213) - Treat strings containing currency or accounting values as floats in Calculation Engine operations [Issue #3165](#3165) [PR #3189](#3189) - Treat strings containing percentage values as floats in Calculation Engine operations [Issue #3155](#3155) [PR #3156](#3156) and [PR #3164](#3164) - Xlsx Reader Accept Palette of Fewer than 64 Colors [Issue #3093](#3093) [PR #3096](#3096) - Use Locale-Independent Float Conversion for Xlsx Writer Custom Property [Issue #3095](#3095) [PR #3099](#3099) - Allow setting AutoFilter range on a single cell or row [Issue #3102](#3102) [PR #3111](#3111) - Xlsx Reader External Data Validations Flag Missing [Issue #2677](#2677) [PR #3078](#3078) - Reduces extra memory usage on `__destruct()` calls [PR #3092](#3092) - Additional properties for Trendlines [Issue #3011](#3011) [PR #3028](#3028) - Calculation suppressFormulaErrors fix [Issue #1531](#1531) [PR #3092](#3092) - Permit Date/Time Entered on Spreadsheet to be Calculated as Float [Issue #1416](#1416) [PR #3121](#3121) - Incorrect Handling of Data Validation Formula Containing Ampersand [Issue #3145](#3145) [PR #3146](#3146) - Xlsx Namespace Handling of Drawings, RowAndColumnAttributes, MergeCells [Issue #3138](#3138) [PR #3136](#3137) - Generation3 Copy With Image in Footer [Issue #3126](#3126) [PR #3140](#3140) - MATCH Function Problems with Int/Float Compare and Wildcards [Issue #3141](#3141) [PR #3142](#3142) - Fix ODS Read Filter on number-columns-repeated cell [Issue #3148](#3148) [PR #3149](#3149) - Problems Formatting Very Small and Very Large Numbers [Issue #3128](#3128) [PR #3152](#3152) - XlsxWrite preserve line styles for y-axis, not just x-axis [PR #3163](#3163) - Xlsx Namespace Handling of Drawings, RowAndColumnAttributes, MergeCells [Issue #3138](#3138) [PR #3137](#3137) - More Detail for Cyclic Error Messages [Issue #3169](#3169) [PR #3170](#3170) - Improved Documentation for Deprecations - many PRs [Issue #3162](#3162)
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Why this change is needed?
Allow the creation of in-memory drawings to provide better support for adding images from S3 buckets or other similar external sources