diff options
Diffstat (limited to 'nuttx/graphics/README.txt')
| -rw-r--r-- | nuttx/graphics/README.txt | 49 |
1 files changed, 41 insertions, 8 deletions
diff --git a/nuttx/graphics/README.txt b/nuttx/graphics/README.txt index 356386f84..d5027c1f0 100644 --- a/nuttx/graphics/README.txt +++ b/nuttx/graphics/README.txt @@ -34,6 +34,9 @@ at the present, but here is the longer term roadmap: and without NXTOOLKIT for raw access to window memory. NXGLIB - Low level graphics utilities and direct framebuffer rendering logic. NX is built on top of NXGLIB. + NxConsole - NxConsole is a write-only character device that is built on top of + an NX window. This character device can be used to provide stdout + and stderr and, hence, can provide the output side of NuttX console. Related Header Files ^^^^^^^^^^^^^^^^^^^^ @@ -150,10 +153,10 @@ Installing New Fonts genfontsources: ifeq ($(CONFIG_NXFONT_SANS23X27),y) - @$(MAKE) -C nxfonts -f Makefile.sources TOPDIR=$(TOPDIR) NXFONTS_FONTID=1 EXTRADEFINES=$(EXTRADEFINES) + @$(MAKE) -C nxfonts -f Makefile.sources TOPDIR=$(TOPDIR) NXFONTS_FONTID=1 EXTRADEFINES=$(EXTRADEFINES) endif ifeq ($(CONFIG_NXFONT_MYFONT),y) - @$(MAKE) -C nxfonts -f Makefile.sources TOPDIR=$(TOPDIR) NXFONTS_FONTID=2 EXTRADEFINES=$(EXTRADEFINES) + @$(MAKE) -C nxfonts -f Makefile.sources TOPDIR=$(TOPDIR) NXFONTS_FONTID=2 EXTRADEFINES=$(EXTRADEFINES) endif 6. nuttx/graphics/nxfonts/Make.defs. Set the make variable NXFSET_CSRCS. @@ -161,10 +164,10 @@ Installing New Fonts NXFONTS_FONTID=2: ifeq ($(CONFIG_NXFONT_SANS23X27),y) - NXFSET_CSRCS += nxfonts_bitmaps_sans23x27.c + NXFSET_CSRCS += nxfonts_bitmaps_sans23x27.c endif ifeq ($(CONFIG_NXFONT_MYFONT),y) - NXFSET_CSRCS += nxfonts_bitmaps_myfont.c + NXFSET_CSRCS += nxfonts_bitmaps_myfont.c endif 7. nuttx/graphics/nxfonts/Makefile.sources. This is the Makefile used @@ -175,12 +178,12 @@ Installing New Fonts was used in nuttx/graphics/nxfonts/Make.defs): ifeq ($(NXFONTS_FONTID),1) - NXFONTS_PREFIX := g_sans23x27_ - GEN_CSRC = nxfonts_bitmaps_sans23x27.c + NXFONTS_PREFIX := g_sans23x27_ + GEN_CSRC = nxfonts_bitmaps_sans23x27.c endif ifeq ($(NXFONTS_FONTID),2) - NXFONTS_PREFIX := g_myfont_ - GEN_CSRC = nxfonts_bitmaps_myfont.c + NXFONTS_PREFIX := g_myfont_ + GEN_CSRC = nxfonts_bitmaps_myfont.c endif 8. graphics/nxfonts/nxfonts_bitmaps.c. This is the file that contains @@ -314,6 +317,36 @@ CONFIG_NXFONT_SERIF38X49B This option enables support for a large, 38x49 bold font (with serifs) (font ID FONTID_SERIF38X49B == 13). +NxConsole Configuration Settings: + +CONFIG_NXCONSOLE_BPP + Currently, NxConsole supports only a single pixel depth. This + configuration setting must be provided to support that single pixel depth. + Default: The smallest enabled pixel depth. (see CONFIG_NX_DISABLE_*BPP) +CONFIG_NXCONSOLE_NOGETRUN + NxConsole needs to know if it can read from the LCD or not. If reading + from the LCD is supported, then NxConsole can do more efficient + scrolling. Default: Supported +CONFIG_NXCONSOLE_MXCHARS + NxConsole needs to remember every character written to the console so + that it can redraw the window. This setting determines the size of some + internal memory allocations used to hold the character data. Default: 128. +CONFIG_NXCONSOLE_FONTCACHE + If this setting is defined, then caching of fonts will be supported by + NxConsole. Each font must be rendered from the tiny font storage format + to the full display size and pixel depth. If this setting is defined, then + the more recently used font glyphs will be retained in a cache of size + CONFIG_NXCONSOLE_CACHESIZE. Default: No font caching. +CONFIG_NXCONSOLE_CACHESIZE + If CONFIG_NXCONSOLE_FONTCACHE, then this setting will control the size + of the font cache (in number of glyphs). Default: 16. +CONFIG_NXCONSOLE_LINESEPARATION + This the space (in rows) between each row of test. Default: 2 +CONFIG_NXCONSOLE_NOWRAP + By default, lines will wrap when the test reaches the right hand side + of the window. This setting can be defining to change this behavior so + that the text is simply truncated until a new line is encountered. + NX Multi-user only options: CONFIG_NX_BLOCKING |