/******************************************************************************
*
* Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
*
* NamedColor.h
*
*****************************************************************************/
#pragma once
#include <oz++/HashTable.h>
#include <oz++/motif/Color.h>
#include <oz++/motif/ColorNames.h>
#include <oz++/motif/ColorEntry.h>
namespace OZ {
class NamedColor :public CommonObject {
private:
size_t size;
HashTable table;
public:
NamedColor(Display* display)
:size(0),
table(256)
{
Color color(display);
this -> size = SizeOf(ColorNames);
for(int i = 0; i<size; i++) {
XColor xcolor;
color.allocNamedColor(ColorNames[i], &xcolor);
//printf("%d %ld %s\n", i, (unsigned long)pixel, ColorNames[i]);
table.add(ColorNames[i], new ColorEntry(ColorNames[i], xcolor));
}
}
size_t getSize()
{
return this -> size;
}
Pixel find(const char* name)
{
Pixel pixel = 0;
ColorEntry* entry = (ColorEntry*)table.lookup(name);
if (entry) {
pixel = entry -> getPixel();
}
return pixel;
}
Pixel getNth(size_t n)
{
Pixel pixel = 0;
if (n >=0 && n<size) {
const char* name = ColorNames[n];
ColorEntry* entry = (ColorEntry*)table.lookup(name);
if (entry) {
pixel = entry -> getPixel();
}
}
return pixel;
}
const char* getName(size_t n)
{
const char* name = "";
if (n >=0 && n<size) {
name = ColorNames[n];
}
return name;
}
};
}