| /**************************************************************************** |
| * apps/graphics/nuttx/pdcnuttx.h |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| * |
| ****************************************************************************/ |
| |
| #ifndef __APPS_GRAPHICS_PDCURS34_NUTTX_PDCNUTTX_H |
| #define __APPS_GRAPHICS_PDCURS34_NUTTX_PDCNUTTX_H |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include "nuttx/config.h" |
| |
| #include <stdint.h> |
| |
| #include "nuttx/input/djoystick.h" |
| #include "nuttx/nx/nx.h" |
| #include "nuttx/nx/nxfonts.h" |
| #include <nuttx/video/fb.h> |
| #include <nuttx/video/rgbcolors.h> |
| |
| #include "curspriv.h" |
| #ifdef CONFIG_SYSTEM_TERMCURSES |
| #include <system/termcurses.h> |
| #endif |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| #undef HAVE_BOLD_FONT |
| |
| #if defined(CONFIG_PDCURSES_FONT_4X6) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_4X6 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_4X6 |
| #elif defined(CONFIG_PDCURSES_FONT_5X7) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_5X7 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_5X7 |
| #elif defined(CONFIG_PDCURSES_FONT_5X8) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_5X8 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_5X8 |
| #elif defined(CONFIG_PDCURSES_FONT_6X9) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_6X9 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_6X9 |
| #elif defined(CONFIG_PDCURSES_FONT_6X10) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_6X10 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_6X10 |
| #elif defined(CONFIG_PDCURSES_FONT_6X12) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_6X12 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_6X12 |
| #elif defined(CONFIG_PDCURSES_FONT_6X13) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_6X13 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_6X13B |
| # define HAVE_BOLD_FONT 1 |
| #elif defined(CONFIG_PDCURSES_FONT_7X13) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_7X13 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_7X13B |
| # define HAVE_BOLD_FONT 1 |
| #elif defined(CONFIG_PDCURSES_FONT_7X14) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_7X14 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_7X14B |
| # define HAVE_BOLD_FONT 1 |
| #elif defined(CONFIG_PDCURSES_FONT_8X13) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_8X13 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_8X13B |
| # define HAVE_BOLD_FONT 1 |
| #elif defined(CONFIG_PDCURSES_FONT_9X15) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_9X15 |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_9X15B |
| # define HAVE_BOLD_FONT 1 |
| #elif defined(CONFIG_PDCURSES_FONT_9X18) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_9X18 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_9X18B |
| # define HAVE_BOLD_FONT 1 |
| #elif defined(CONFIG_PDCURSES_FONT_10X20) |
| # define PDCURSES_FONTID FONTID_X11_MISC_FIXED_10X20 |
| # define PDCURSES_BOLD_FONTID FONTID_X11_MISC_FIXED_10X20 |
| #else |
| # error No fixed width font selected |
| #endif |
| |
| #undef PDCURSES_MONOCHROME |
| |
| #if defined(CONFIG_PDCURSES_COLORFMT_Y1) |
| # define PDCURSES_COLORFMT FB_FMT_Y1 |
| # define PDCURSES_BPP 1 |
| # define PDCURSES_BPP_SHIFT 0 |
| # define PDCURSES_PPB 8 |
| # define PDCURSES_PPB_MASK (PDCURSES_PPB - 1) |
| # define PDCURSES_PPB_SHIFT 3 |
| # define PDCURSES_INIT_COLOR CONFIG_PDCURSES_BGCOLOR_GREYLEVEL |
| # define PDCURSES_MONOCHROME 1 |
| #elif defined(CONFIG_PDCURSES_COLORFMT_Y2) |
| # define PDCURSES_COLORFMT FB_FMT_Y2 |
| # define PDCURSES_BPP 2 |
| # define PDCURSES_BPP_SHIFT 1 |
| # define PDCURSES_PPB 4 |
| # define PDCURSES_PPB_MASK (PDCURSES_PPB - 1) |
| # define PDCURSES_PPB_SHIFT 2 |
| # define PDCURSES_INIT_COLOR CONFIG_PDCURSES_BGCOLOR_GREYLEVEL |
| # define PDCURSES_MONOCHROME 1 |
| #elif defined(CONFIG_PDCURSES_COLORFMT_Y4) |
| # define PDCURSES_COLORFMT FB_FMT_Y4 |
| # define PDCURSES_BPP 4 |
| # define PDCURSES_BPP_SHIFT 2 |
| # define PDCURSES_PPB 2 |
| # define PDCURSES_PPB_MASK (PDCURSES_PPB - 1) |
| # define PDCURSES_PPB_SHIFT 1 |
| # define PDCURSES_INIT_COLOR CONFIG_PDCURSES_BGCOLOR_GREYLEVEL |
| # define PDCURSES_MONOCHROME 1 |
| #elif defined(CONFIG_PDCURSES_COLORFMT_RGB332) |
| # define PDCURSES_COLORFMT FB_FMT_RGB8_332 |
| # define PDCURSES_BPP 8 |
| # define PDCURSES_BPP_MASK 7 |
| # define PDCURSES_BPP_SHIFT 3 |
| # define PDCURSES_INIT_COLOR RGBTO8(CONFIG_PDCURSES_BGCOLOR_RED, \ |
| CONFIG_PDCURSES_BGCOLOR_GREEN, \ |
| CONFIG_PDCURSES_BGCOLOR_BLUE) |
| #elif defined(CONFIG_PDCURSES_COLORFMT_RGB565) |
| # define PDCURSES_COLORFMT FB_FMT_RGB16_565 |
| # define PDCURSES_BPP 16 |
| # define PDCURSES_BPP_MASK 15 |
| # define PDCURSES_BPP_SHIFT 4 |
| # define PDCURSES_INIT_COLOR RGBTO16(CONFIG_PDCURSES_BGCOLOR_RED, \ |
| CONFIG_PDCURSES_BGCOLOR_GREEN, \ |
| CONFIG_PDCURSES_BGCOLOR_BLUE) |
| #elif defined(CONFIG_PDCURSES_COLORFMT_RGB888) |
| # define PDCURSES_COLORFMT FB_FMT_RGB24 /* RGB24 at 32-BPP */ |
| # define PDCURSES_BPP 32 |
| # define PDCURSES_BPP_MASK 31 |
| # define PDCURSES_BPP_SHIFT 5 |
| # define PDCURSES_INIT_COLOR RGBTO24(CONFIG_PDCURSES_BGCOLOR_RED, \ |
| CONFIG_PDCURSES_BGCOLOR_GREEN, \ |
| CONFIG_PDCURSES_BGCOLOR_BLUE) |
| #else |
| # error No color format selected |
| #endif |
| |
| /* Select renderer -- Some additional logic would be required to support |
| * pixel depths that are not directly addressable (1,2,4, and 24). |
| */ |
| |
| #if PDCURSES_BPP == 1 |
| # define RENDERER nxf_convert_1bpp |
| #elif PDCURSES_BPP == 2 |
| # define RENDERER nxf_convert_2bpp |
| #elif PDCURSES_BPP == 4 |
| # define RENDERER nxf_convert_4bpp |
| #elif PDCURSES_BPP == 8 |
| # define RENDERER nxf_convert_8bpp |
| #elif PDCURSES_BPP == 16 |
| # define RENDERER nxf_convert_16bpp |
| #elif PDCURSES_BPP == 24 |
| # define RENDERER nxf_convert_24bpp |
| #elif PDCURSES_BPP == 32 |
| # define RENDERER nxf_convert_32bpp |
| #else |
| # error "Unsupported bits-per-pixel" |
| #endif |
| |
| /* Convert bits to bytes to hold an even number of pixels */ |
| |
| #define PDCURSES_ALIGN_UP(n) (((n) + PDCURSES_BPP_MASK) >> 3) |
| #define PDCURSES_ALIGN_DOWN(n) (((n) & ~PDCURSES_BPP_MASK) >> 3) |
| |
| /**************************************************************************** |
| * Private Types |
| ****************************************************************************/ |
| |
| #if defined(__cplusplus) |
| extern "C" |
| { |
| # define EXTERN extern "C" |
| #else |
| # define EXTERN extern |
| #endif |
| |
| /* Describes one color pair */ |
| |
| struct pdc_colorpair_s |
| { |
| short fg; |
| short bg; |
| }; |
| |
| /* Describes one RGB color */ |
| |
| struct pdc_rgbcolor_s |
| { |
| uint8_t red; |
| uint8_t green; |
| uint8_t blue; |
| }; |
| |
| /* Holds one framebuffer pixel */ |
| |
| #if PDCURSES_BPP <= 8 |
| typedef uint8_t pdc_color_t; |
| #elif PDCURSES_BPP <= 16 |
| typedef uint16_t pdc_color_t; |
| #elif PDCURSES_BPP <= 32 |
| typedef uint32_t pdc_color_t; |
| #endif |
| |
| /* This structure provides the overall state of the framebuffer device */ |
| |
| struct pdc_fbstate_s |
| { |
| /* Framebuffer */ |
| |
| int fbfd; /* Open framebuffer driver file descriptor */ |
| FAR void *fbmem; /* Start of framebuffer memory */ |
| fb_coord_t xres; /* Horizontal resolution (pixels) */ |
| fb_coord_t yres; /* Vertical resolution (rows) */ |
| fb_coord_t stride; /* Length of a line (bytes) */ |
| |
| #ifdef CONFIG_PDCURSES_DJOYSTICK |
| /* Discrete joystick */ |
| |
| int djfd; /* Open discrete joystick driver file descriptor */ |
| djoy_buttonset_t djlast; /* Last sampled joystick state */ |
| #endif |
| |
| /* Font */ |
| |
| NXHANDLE hfont; /* Handle used to access selected font */ |
| #ifdef HAVE_BOLD_FONT |
| NXHANDLE hbold; /* Handle used to access bold font */ |
| #endif |
| uint8_t fheight; /* Height of the font (rows) */ |
| uint8_t fwidth; /* Width of the font (pixels) */ |
| #if PDCURSES_BPP < 8 |
| uint8_t fstride; /* Width of the font buffer (bytes) */ |
| FAR uint8_t *fbuffer; /* Allocated font buffer */ |
| #endif |
| |
| /* Drawable area (See also SP->lines and SP->cols) */ |
| |
| fb_coord_t xpos; /* Drawing X position (pixels) */ |
| fb_coord_t ypos; /* Drawing Y position (rows) */ |
| uint8_t hoffset; /* Offset from left of display (pixels) */ |
| uint8_t voffset; /* Offset from top of display (rows) */ |
| |
| /* Colors */ |
| |
| struct pdc_colorpair_s colorpair[PDC_COLOR_PAIRS]; |
| #ifdef PDCURSES_MONOCHROME |
| uint8_t greylevel[16]; |
| #else |
| struct pdc_rgbcolor_s rgbcolor[16]; |
| #endif |
| }; |
| |
| /* This structure contains the framebuffer device structure and is a cast |
| * compatible with type SCREEN. |
| */ |
| |
| struct pdc_fbscreen_s |
| { |
| SCREEN screen; |
| struct pdc_fbstate_s fbstate; |
| }; |
| |
| #ifdef CONFIG_SYSTEM_TERMCURSES |
| |
| /* This structure provides the overall state of the termcurses device */ |
| |
| struct pdc_termstate_s |
| { |
| /* Terminal fd numbers (typically 0 and 1) */ |
| |
| int out_fd; |
| int in_fd; |
| |
| /* Colors */ |
| |
| short fg_red; |
| short fg_green; |
| short fg_blue; |
| short bg_red; |
| short bg_green; |
| short bg_blue; |
| |
| #ifdef CONFIG_PDCURSES_CHTYPE_LONG |
| long attrib; |
| #else |
| short attrib; |
| #endif |
| |
| struct pdc_colorpair_s colorpair[PDC_COLOR_PAIRS]; |
| #ifdef PDCURSES_MONOCHROME |
| uint8_t greylevel[16]; |
| #else |
| struct pdc_rgbcolor_s rgbcolor[16]; |
| #endif |
| |
| FAR struct termcurses_s *tcurs; |
| }; |
| |
| /* This structure contains the termstate structure and is a cast |
| * compatible with type SCREEN. |
| */ |
| |
| struct pdc_termscreen_s |
| { |
| SCREEN screen; |
| struct pdc_termstate_s termstate; |
| }; |
| #endif /* CONFIG_SYSTEM_TERMCURSES */ |
| |
| /**************************************************************************** |
| * Public Data |
| ****************************************************************************/ |
| |
| /* This singleton represents the state of frame buffer device. pdcurses |
| * depends on global variables and, hence, can never support more than a |
| * single framebuffer instance in the same address space. |
| */ |
| |
| EXTERN struct pdc_fbstate_s g_pdc_fbstate; |
| |
| /**************************************************************************** |
| * Public Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: PDC_clear_screen |
| * |
| * Description: |
| * Set the framebuffer content to a single color |
| * |
| ****************************************************************************/ |
| |
| void PDC_clear_screen(FAR struct pdc_fbstate_s *fbstate); |
| |
| /**************************************************************************** |
| * Name: PDC_input_open |
| * |
| * Description: |
| * Open and configure any input devices |
| * |
| ****************************************************************************/ |
| |
| #ifdef CONFIG_PDCURSES_HAVE_INPUT |
| int PDC_input_open(FAR struct pdc_fbstate_s *fbstate); |
| #endif |
| |
| /**************************************************************************** |
| * Name: PDC_input_close |
| * |
| * Description: |
| * Close any input devices and release any resources committed by |
| * PDC_input_open() |
| * |
| ****************************************************************************/ |
| |
| #ifdef CONFIG_PDCURSES_HAVE_INPUT |
| void PDC_input_close(FAR struct pdc_fbstate_s *fbstate); |
| #endif |
| |
| #undef EXTERN |
| #if defined(__cplusplus) |
| } |
| #endif |
| |
| #endif /* __APPS_GRAPHICS_PDCURS34_NUTTX_PDCNUTTX_H */ |
