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NxWidgets::CScaledImage: New class that wraps any class that provides IBitMap and adds image scaling

This commit is contained in:
Gregory Nutt 2013-10-15 11:09:20 -06:00
parent b8df3a7e91
commit e6b1786473
1 changed files with 26 additions and 3 deletions
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29
include/nuttx/rgbcolors.h
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@ -2,7 +2,7 @@
* include/nuttx/rgbcolors.h
* User-friendly RGB color definitions
*
* Copyright (C) 2010-2011 Gregory Nutt. All rights reserved.
* Copyright (C) 2010-2011, 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@ -45,7 +45,7 @@
* Pre-Processor Definitions
****************************************************************************/
/* Color Creation and Conversion Macros *************************************/
/* This macro creates RGB24 from 8:8:8 RGB */
/* This macro creates RGB24 from 8:8:8 RGB */
#define RGBTO24(r,g,b) \
((uint32_t)((r) & 0xff) << 16 | (uint32_t)((g) & 0xff) << 8 | (uint32_t)((b) & 0xff))
@ -268,11 +268,34 @@
#define RGB8_YELLOW 0xfc
/****************************************************************************
* Public Data
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/* This is a generic representation of an RGB color */
struct rgbcolor_s
{
uint8_t r; /* Red value */
uint8_t b; /* Blue value */
uint8_t g; /* Green value */
};
/* This is a generic representation of an RGB color with ALPHA */
struct argbcolor_s
{
uint8_t a; /* Alpha value (transparency) */
uint8_t r; /* Red value */
uint8_t b; /* Blue value */
uint8_t g; /* Green value */
};
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {