diff options
Diffstat (limited to 'NxWidgets/nxwm/src/glyph_calculator.cxx')
-rw-r--r-- | NxWidgets/nxwm/src/glyph_calculator.cxx | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/NxWidgets/nxwm/src/glyph_calculator.cxx b/NxWidgets/nxwm/src/glyph_calculator.cxx new file mode 100644 index 000000000..3d8bb97bd --- /dev/null +++ b/NxWidgets/nxwm/src/glyph_calculator.cxx @@ -0,0 +1,191 @@ +/******************************************************************************************** + * NxWidgets/nxwm/src/glyph_calculator.cxx + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX, NxWidgets, nor the names of its contributors + * me be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ********************************************************************************************/ + +/******************************************************************************************** + * Included Files + ********************************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <stdint.h> +#include <stdbool.h> + +#include <nuttx/nx/nxglib.h> +#include <nuttx/fb.h> +#include <nuttx/rgbcolors.h> + +#include "crlepalettebitmap.hxx" + +#include "nxwmconfig.hxx" +#include "nxwmglyphs.hxx" + +/******************************************************************************************** + * Pre-Processor Definitions + ********************************************************************************************/ + +#define BITMAP_NROWS 25 +#define BITMAP_NCOLUMNS 24 +#define BITMAP_NLUTCODES 8 + +/******************************************************************************************** + * Private Bitmap Data + ********************************************************************************************/ + +using namespace NxWM; + +/* RGB24 (8-8-8) Colors */ + +#if CONFIG_NXWIDGETS_BPP == 24 || CONFIG_NXWIDGETS_BPP == 32 + +static const uint32_t g_calculatorNormalLut[BITMAP_NLUTCODES] = +{ + 0xfcfcfc, 0xb8bcbc, 0xf8f8f8, 0x6890c8, 0x384c80, 0xe8e8e8, 0x646464, 0x909090 /* Codes 0-7 */ +}; + +static const uint32_t g_calculatorBrightlLut[BITMAP_NLUTCODES] = +{ + 0xffffff, 0xc9cccc, 0xf9f9f9, 0x8dabd5, 0x69789f, 0xededed, 0x8a8a8a, 0xababab /* Codes 0-7 */ +}; + +/* RGB16 (565) Colors (four of the colors in this map are duplicates) */ + +#elif CONFIG_NXWIDGETS_BPP == 16 + +static const uint16_t g_calculatorNormalLut[BITMAP_NLUTCODES] = +{ + 0xffff, 0xbdf7, 0xffdf, 0x6c99, 0x3a70, 0xef5d, 0x632c, 0x9492 /* Codes 0-7 */ +}; + +static const uint16_t g_calculatorBrightlLut[BITMAP_NLUTCODES] = +{ + 0xffff, 0xce79, 0xffdf, 0x8d5a, 0x6bd3, 0xef7d, 0x8c51, 0xad55 /* Codes 0-7 */ +}; + +/* 8-bit color lookups. NOTE: This is really dumb! The lookup index is 8-bits and it used + * to lookup an 8-bit value. There is no savings in that! It would be better to just put + * the 8-bit color/greyscale value in the run-length encoded image and save the cost of these + * pointless lookups. But these p;ointless lookups do make the logic compatible with the + * 16- and 24-bit types. + */ + +#elif CONFIG_NXWIDGETS_BPP == 8 +# ifdef CONFIG_NXWIDGETS_GREYSCALE + +static const uint8_t g_calculatorNormalLut[BITMAP_NLUTCODES] = +{ + 0xfc, 0xba, 0xf8, 0x8a, 0x4b, 0xe8, 0x64, 0x90 /* Codes 0-7 */ +}; + +static const uint8_t g_calculatorBrightlLut[BITMAP_NLUTCODES] = +{ + 0xff, 0xcb, 0xf9, 0xa6, 0x77, 0xed, 0x8a, 0xab /* Codes 0-7 */ +}; + +# else /* CONFIG_NXWIDGETS_GREYSCALE */ + +static const nxgl_mxpixel_t g_calculatorNormalLut[BITMAP_NLUTCODES] = +{ + 0xff, 0xb7, 0xff, 0x73, 0x2a, 0xff, 0x6d, 0x92 /* Codes 0-7 */ +}; + +static const nxgl_mxpixel_t g_calculatorBrightlLut[BITMAP_NLUTCODES] = +{ + 0xff, 0xdb, 0xff, 0x97, 0x6e, 0xff, 0x92, 0xb6 /* Codes 0-7 */ +}; + +# endif /* CONFIG_NXWIDGETS_GREYSCALE */ +#else +# error "Unsupport pixel format" +#endif + +static const struct NXWidgets::SRlePaletteBitmapEntry g_calculatorRleEntries[] = +{ + { 23, 0}, { 1, 1}, /* Row 0 */ + { 1, 0}, { 21, 1}, { 1, 2}, { 1, 1}, /* Row 1 */ + { 1, 0}, { 1, 1}, { 19, 3}, { 1, 4}, { 1, 0}, { 1, 1}, /* Row 2 */ + { 1, 0}, { 1, 1}, { 19, 3}, { 1, 4}, { 1, 0}, { 1, 1}, /* Row 3 */ + { 1, 0}, { 1, 1}, { 19, 3}, { 1, 4}, { 1, 0}, { 1, 1}, /* Row 4 */ + { 1, 0}, { 1, 1}, { 19, 3}, { 1, 4}, { 1, 0}, { 1, 1}, /* Row 5 */ + { 1, 0}, { 1, 1}, { 19, 3}, { 1, 4}, { 1, 0}, { 1, 1}, /* Row 6 */ + { 1, 2}, { 1, 1}, { 20, 4}, { 1, 0}, { 1, 1}, /* Row 7 */ + { 1, 2}, { 1, 1}, { 4, 5}, { 1, 6}, { 4, 5}, { 1, 6}, { 4, 5}, { 1, 6}, /* Row 8 */ + { 4, 5}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 9 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 10 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 11 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 20, 6}, { 1, 0}, { 1, 1}, /* Row 12 */ + { 1, 0}, { 1, 1}, { 4, 5}, { 1, 6}, { 4, 5}, { 1, 6}, { 4, 5}, { 1, 6}, /* Row 13 */ + { 4, 5}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 14 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 15 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 16 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 0}, { 1, 1}, { 20, 6}, { 1, 0}, { 1, 1}, /* Row 17 */ + { 1, 2}, { 1, 1}, { 4, 5}, { 1, 6}, { 4, 5}, { 1, 6}, { 4, 5}, { 1, 6}, /* Row 18 */ + { 4, 5}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 2}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 19 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 2}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 20 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 2}, { 1, 1}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, /* Row 21 */ + { 1, 5}, { 3, 7}, { 1, 6}, { 1, 5}, { 3, 7}, { 1, 6}, { 1, 0}, { 1, 1}, + { 1, 2}, { 1, 1}, { 20, 6}, { 1, 0}, { 1, 1}, /* Row 22 */ + { 23, 0}, { 1, 1}, /* Row 23 */ + { 24, 1} /* Row 24 */ +}; + +/******************************************************************************************** + * Public Bitmap Structure Defintions + ********************************************************************************************/ + +const struct NXWidgets::SRlePaletteBitmap NxWM::g_calculatorBitmap = +{ + CONFIG_NXWIDGETS_BPP, // bpp - Bits per pixel + CONFIG_NXWIDGETS_FMT, // fmt - Color format + BITMAP_NLUTCODES, // nlut - Number of colors in the lLook-Up Table (LUT) + BITMAP_NCOLUMNS, // width - Width in pixels + BITMAP_NROWS, // height - Height in rows + { // lut - Pointer to the beginning of the Look-Up Table (LUT) + g_calculatorNormalLut, // Index 0: Unselected LUT + g_calculatorBrightlLut, // Index 1: Selected LUT + }, + g_calculatorRleEntries // data - Pointer to the beginning of the RLE data +}; |