From 9e231372eff3ffbb9a2fc1ca260cde05e340ee8b Mon Sep 17 00:00:00 2001 From: Vincent Wei Date: Tue, 16 Jul 2019 09:15:06 +0800 Subject: [PATCH] Updated Release Notes for MiniGUI 4.0.0 (markdown) --- ...0.0.md => Release-Notes-for-MiniGUI-4.0.md | 24 +++++++++++-------- 1 file changed, 14 insertions(+), 10 deletions(-) rename Release-Notes-for-MiniGUI-4.0.0.md => Release-Notes-for-MiniGUI-4.0.md (98%) diff --git a/Release-Notes-for-MiniGUI-4.0.0.md b/Release-Notes-for-MiniGUI-4.0.md similarity index 98% rename from Release-Notes-for-MiniGUI-4.0.0.md rename to Release-Notes-for-MiniGUI-4.0.md index f572908..a81628c 100644 --- a/Release-Notes-for-MiniGUI-4.0.0.md +++ b/Release-Notes-for-MiniGUI-4.0.md @@ -1,4 +1,8 @@ -## Overview +## 4.0.0 + +MiniGUI 4.0.0 was released at July 15, 2019. + +### Overview In this version, we mainly enhanced and tuned the APIs related to text rendering in order that MiniGUI can handle complex writing systems @@ -42,7 +46,7 @@ chunk allocation. The following sections will describe these new features in detail. -## New APIs conforming Unicode 12.0 +### New APIs conforming Unicode 12.0 * New types: 1. `Uchar32`: the Unicode code point value of a Unicode character. @@ -90,7 +94,7 @@ conversion, such as from lower case to upper case, single width to full width. Please see MiniGUI API reference document for the detailed description. -## New APIs for complex or mixed scripts +### New APIs for complex or mixed scripts To lay out, shape, and render a text in mixed scripts, you should call `GetUCharsUntilParagraphBoundary` function first to convert @@ -156,7 +160,7 @@ in the following respects: basic shaping engine and other is the complex shaping engine based on HarfBuzz. The former can be used for some simple applications. -## Enhanced logical font APIs +### Enhanced logical font APIs The styles of LOGFONT changed. @@ -249,7 +253,7 @@ the glyph orientation: - 'D': Glyphs are upside-down. - 'L': Glyphs are rotated 90 degrees counter-clockwise (sideways left). -## Support for Linux DRI/DRM +### Support for Linux DRI/DRM In order to support modern graphics card or GPU, we introduced a new NEWGAL engine of `dri`. The developer can use this engine to @@ -320,7 +324,7 @@ may need the root privilege to call `drmSetMaster` to set the video mode. However, under MiniGUI-Processes run-time mode, only the server (`mginit`) will need this privilege when you use the future `dri` engine. -#### Extra input messages +### Extra input messages In MiniGUI 4.0.0, we introduce the extra input messages to support modern input devices including multiple touch panel, gesture, tablet tool, and @@ -424,7 +428,7 @@ are not implemented: - `tablet_pad` - `switch` -## Slice allocator +### Slice allocator MiniGUI now provides an efficient way to allocate groups of equal-sized chunks of memory. @@ -446,7 +450,7 @@ We use the slice allocator when laying out the text in complex scripts. Note that this implementation is derived from LGPL'd glib. -## Other Enhancements +### Other Enhancements * A new BITMAP type `BMP_TYPE_REPLACEKEY` was added. When `bmType` of a BITMAP object has this bit set, any pixel which is equal to @@ -461,7 +465,7 @@ is re-defined to be 250. * Support for GCC 7. -## Backward compatibility issues +### Backward compatibility issues In MiniGUI 4.0.0, we changed some unreasonable APIs which were introduced in early versions. There are also other changes broke the backward @@ -515,7 +519,7 @@ if you want to get the height and descent data of one font. The the basic glyph type and break type have been removed from GLYPHINFO structure. You should use `GetACharType` instead. -## Deprecated features +### Deprecated features Support for FreeType1 was removed.