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//******************************************************************************
// @file Image.h
// @author Nicolai Shlapunov
//
// @details DevCore: Image Visual Object Class, header
//
// @section LICENSE
//
// Software License Agreement (BSD License)
//
// Copyright (c) 2016, Devtronic & Nicolai Shlapunov
// All rights reserved.
//
// 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 of the Devtronic nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY DEVTRONIC ''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 DEVTRONIC 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
// 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.
//
//******************************************************************************
#ifndef Images_h
#define Images_h
// *****************************************************************************
// *** Includes ************************************************************
// *****************************************************************************
#include "DevCfg.h"
#include "VisObject.h"
// *****************************************************************************
// *** Palettes external ***************************************************
// *****************************************************************************
extern const uint16_t PALETTE_884[256];
extern const uint16_t PALETTE_775[256];
extern const uint16_t PALETTE_676[256];
// *****************************************************************************
// *** Image description structure *****************************************
// *****************************************************************************
typedef struct typeImageDesc
{
// Image width
uint16_t width;
// Image height
uint16_t height;
// Bits per pixel
uint8_t bits_per_pixel;
// Pointer to image data
union
{
const uint8_t* img8;
const uint16_t* img16;
const void* img;
};
// Pointer to palette
const uint16_t* palette;
// Transparent color (-1 no transparent colors)
int32_t transparent_color;
} ImageDesc;
// *****************************************************************************
// *** Universal Image Class ***********************************************
// *****************************************************************************
class Image : public VisObject
{
public:
// *************************************************************************
// *** Constructor *****************************************************
// *************************************************************************
Image() {};
// *************************************************************************
// *** Constructor *****************************************************
// *************************************************************************
Image(int32_t x, int32_t y, const ImageDesc& img_dsc);
// *************************************************************************
// *** Put line in buffer **********************************************
// *************************************************************************
virtual void DrawInBufH(uint16_t* buf, int32_t n, int32_t row, int32_t y = 0);
// *************************************************************************
// *** Put line in buffer **********************************************
// *************************************************************************
virtual void DrawInBufW(uint16_t* buf, int32_t n, int32_t line, int32_t x = 0);
// *************************************************************************
// *** Set Horizontal Flip function ************************************
// *************************************************************************
void SetHorizontalFlip(bool flip) {hor_mirror = flip;}
// *************************************************************************
// *** Set Image function **********************************************
// *************************************************************************
void SetImage(const ImageDesc& img_dsc, bool semaphore_taken = false);
protected:
// Bits per pixel
uint8_t bits_per_pixel = 0U;
// Pointer to the image
const void* img = nullptr;
// Pointer to the palette
const uint16_t* palette = nullptr;
// Transparent color (-1 no transparent colors)
int32_t transparent_color = -1;
// Horizontal mirror
bool hor_mirror = false;
};
// *****************************************************************************
// *** Image 8-bit Class ***************************************************
// *****************************************************************************
class Image8 : public VisObject
{
public:
// *************************************************************************
// *** Constructor *****************************************************
// *************************************************************************
Image8(int32_t x, int32_t y, int32_t w, int32_t h, const uint8_t* p_img, const uint16_t* p_palette);
// *************************************************************************
// *** Put line in buffer **********************************************
// *************************************************************************
virtual void DrawInBufH(uint16_t* buf, int32_t n, int32_t row, int32_t y = 0);
// *************************************************************************
// *** Put line in buffer **********************************************
// *************************************************************************
virtual void DrawInBufW(uint16_t* buf, int32_t n, int32_t line, int32_t x = 0);
private:
// Pointer to the image
const uint8_t* img;
// Pointer to the palette
const uint16_t* palette;
};
// *****************************************************************************
// *** Image 16-bit Class ***************************************************
// *****************************************************************************
class Image16 : public VisObject
{
public:
// *************************************************************************
// *** Constructor *****************************************************
// *************************************************************************
Image16(int32_t x, int32_t y, int32_t w, int32_t h, const uint16_t* p_img);
// *************************************************************************
// *** Put line in buffer **********************************************
// *************************************************************************
virtual void DrawInBufH(uint16_t* buf, int32_t n, int32_t row, int32_t y = 0);
// *************************************************************************
// *** Put line in buffer **********************************************
// *************************************************************************
virtual void DrawInBufW(uint16_t* buf, int32_t n, int32_t line, int32_t x = 0);
private:
// Pointer to the image
const uint16_t* img;
};
#endif
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