/******************************************************************************
*
* 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.
*
*
* FTColor.h
*
*****************************************************************************/
#pragma once
#include <oz++/Exception.h>
#include <oz++/xft/FTResource.h>
namespace OZ {
/*
typedef struct {
unsigned short red;
unsigned short green;
unsigned short blue;
unsigned short alpha;
} XRenderColor;
typedef struct _XftColor {
unsigned long pixel;
XRenderColor color;
} XftColor;
*/
class FTColor: public FTResource {
private:
XftColor color;
public:
FTColor(Display* display)
:FTResource(display)
{
}
FTColor(Widget widget)
:FTResource(XtDisplay(widget))
{
}
~FTColor()
{
XftColorFree (getDisplay(),
defaultVisual(),
defaultColormap(),
&color);
}
XftColor alloc(const char* name)
{
if (name == NULL) {
name = "black";
}
if (alloc(name, &color)) {
return color;
} else {
throw IException("Failed to alloc color (%s)", name);
}
}
private:
Bool alloc(const char* name, XftColor* color)
{
Display* display= getDisplay();
Visual* visual = defaultVisual();
Colormap cmap = defaultColormap();
Bool rc = ::XftColorAllocName(display, visual, cmap, name, color);
if (rc == False) {
rc = ::XftColorAllocName(display, visual, cmap, "black", color);
}
return rc;
}
};
}