Adding demo to demonstrate image color palette modification
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DEMODIR = $(GFXLIB)/demos/modules/gdisp/images_palettes
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GFXINC += $(DEMODIR)
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GFXSRC += $(DEMODIR)/main.c
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/*
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* Copyright (c) 2012, 2013, Joel Bodenmann aka Tectu <joel@unormal.org>
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* Copyright (c) 2012, 2013, Andrew Hannam aka inmarket
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the <organization> nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _GFXCONF_H
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#define _GFXCONF_H
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/* The operating system to use. One of these must be defined - preferably in your Makefile */
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//#define GFX_USE_OS_CHIBIOS FALSE
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//#define GFX_USE_OS_WIN32 FALSE
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//#define GFX_USE_OS_LINUX FALSE
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//#define GFX_USE_OS_OSX FALSE
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/* GFX sub-systems to turn on */
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#define GFX_USE_GDISP TRUE
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/* Features for the GDISP sub-system. */
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#define GDISP_NEED_VALIDATION TRUE
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#define GDISP_NEED_CLIP TRUE
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#define GDISP_NEED_IMAGE TRUE
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#define GDISP_STARTUP_COLOR HTML2COLOR(0xC0C0C0)
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/* GDISP image decoders */
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//#define GDISP_NEED_IMAGE_NATIVE TRUE
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//#define GDISP_NEED_IMAGE_GIF TRUE
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#define GDISP_NEED_IMAGE_BMP TRUE
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//#define GDISP_NEED_IMAGE_JPG TRUE
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//#define GDISP_NEED_IMAGE_PNG TRUE
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#define GFX_USE_GFILE TRUE
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#define GFILE_NEED_ROMFS TRUE
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//#define GFILE_NEED_NATIVEFS TRUE
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#endif /* _GFXCONF_H */
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/*
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* Copyright (c) 2016, Joel Bodenmann aka Tectu <joel@embedded.pro>
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* Copyright (c) 2016, Andrew Hannam aka inmarket
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the <organization> nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This example demonstrates how the color palette of an image can be modified
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* during run-time of the program to exchange colors.
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* This example uses a BMP1 image (one-bit BMP) and which only has a palette
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* size of two.
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* Note that although the demo shows multiple images with different colors at
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* the same time there's still just one copy of the image in memory at all times.
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*/
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#define USE_PRINTF TRUE
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#include "gfx.h"
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static gdispImage _imgHome;
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int main(void)
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{
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int paletteSize = 0;
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// Initialize everything
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gfxInit();
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gdispClear(Silver);
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// Open the image file
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gdispImageOpenFile(&_imgHome, "icon_home.bmp");
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// Retrieve the color palette size and dump it - just for fun.
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paletteSize = gdispImageGetPaletteSize(&_imgHome);
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if (paletteSize != 2) { // With this image we expect the palette to have only two entries!
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gdispClear(Red);
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while (1);
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}
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// Draw the image w/o modifying the palette
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gdispImageDraw(&_imgHome, 10, 10, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// Modify the palette & redraw at a different location
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gdispImageAdjustPalette(&_imgHome, 0, Blue);
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gdispImageAdjustPalette(&_imgHome, 1, Red);
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gdispImageDraw(&_imgHome, 10, 60, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// Modify the palette & redraw at a different location
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gdispImageAdjustPalette(&_imgHome, 0, White);
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gdispImageAdjustPalette(&_imgHome, 1, Black);
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gdispImageDraw(&_imgHome, 10, 110, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// Modify the palette & redraw at a different location
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gdispImageAdjustPalette(&_imgHome, 0, Lime);
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gdispImageAdjustPalette(&_imgHome, 1, Navy);
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gdispImageDraw(&_imgHome, 10, 160, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// Modify the palette & redraw at a different location
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gdispImageAdjustPalette(&_imgHome, 0, Gray);
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gdispImageAdjustPalette(&_imgHome, 1, Yellow);
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gdispImageDraw(&_imgHome, 60, 60, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// Modify the palette & redraw at a different location
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gdispImageAdjustPalette(&_imgHome, 0, Green);
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gdispImageAdjustPalette(&_imgHome, 1, Black);
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gdispImageDraw(&_imgHome, 60, 110, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// Modify the palette & redraw at a different location
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gdispImageAdjustPalette(&_imgHome, 0, Lime);
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gdispImageAdjustPalette(&_imgHome, 1, Teal);
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gdispImageDraw(&_imgHome, 60, 160, gdispGetWidth(), gdispGetHeight(), 0, 0);
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// We're done. Clean up.
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gdispImageClose(&_imgHome);
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while(1) {
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gfxSleepMilliseconds(500);
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}
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return 0;
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}
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/**
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* This file contains the list of files for the ROMFS.
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*
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* The files have been converted using...
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* file2c -dbcs infile outfile
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*/
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#include "romfs_icon_home.h"
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/**
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* This file was generated from "icon_home.bmp" using...
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*
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* file2c -dcs icon_home.bmp romfs_icon_home.bmp
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*
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*/
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static const char icon_home[] = {
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0x42, 0x4D, 0x12, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x92, 0x00, 0x00, 0x00, 0x7C, 0x00,
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0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x4C, 0x01, 0x00, 0x00, 0x4C, 0x01, 0x00, 0x00, 0x02, 0x00,
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0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x42, 0x47, 0x52, 0x73, 0x8F, 0xC2, 0xF5, 0x28, 0x51, 0xB8,
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0x1E, 0x15, 0x1E, 0x85, 0xEB, 0x01, 0x33, 0x33, 0x33, 0x13, 0x66, 0x66, 0x66, 0x26, 0x66, 0x66,
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0x66, 0x06, 0x99, 0x99, 0x99, 0x09, 0x3D, 0x0A, 0xD7, 0x03, 0x28, 0x5C, 0x8F, 0x32, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF,
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0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x07, 0xE0, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F,
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0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x03,
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0x00, 0x00, 0xE0, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x0F,
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0x00, 0x00, 0xF8, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0x00, 0x3F,
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0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x7F, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF,
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0x00, 0x00, 0xFF, 0x80, 0x00, 0x00, 0x01, 0xFF, 0x00, 0x00, 0xFF, 0xC0, 0x00, 0x00, 0x01, 0xFF,
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0x00, 0x00, 0xFF, 0xE0, 0x00, 0x00, 0x01, 0xFF, 0x00, 0x00, 0xFF, 0xF0, 0x00, 0x00, 0x01, 0xFF,
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0x00, 0x00, 0xFF, 0xF8, 0x00, 0x00, 0x01, 0xFF, 0x00, 0x00, 0xFF, 0xFC, 0x00, 0x00, 0x01, 0xFF,
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0x00, 0x00, 0xFF, 0xFE, 0x00, 0x00, 0x01, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0x81, 0xFF,
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0x00, 0x00, 0xFF, 0xFF, 0x80, 0x01, 0x81, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xC0, 0x03, 0x81, 0xFF,
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0x00, 0x00, 0xFF, 0xFF, 0xE0, 0x07, 0x81, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xF0, 0x0F, 0x81, 0xFF,
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0x00, 0x00, 0xFF, 0xFF, 0xF8, 0x1F, 0x81, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFC, 0x3F, 0xFF, 0xFF,
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0x00, 0x00, 0xFF, 0xFF, 0xFE, 0x7F, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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0x00, 0x00,
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};
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#ifdef ROMFS_DIRENTRY_HEAD
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static const ROMFS_DIRENTRY icon_home_dir = { 0, 0, ROMFS_DIRENTRY_HEAD, "icon_home.bmp", 530, icon_home };
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#undef ROMFS_DIRENTRY_HEAD
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#define ROMFS_DIRENTRY_HEAD &icon_home_dir
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#endif
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