| OZ++ Class: FTDrawingArea |
/******************************************************************************
*
* Copyright (c) 2015 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
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*
*
* FTDrawingArea.h
*
*****************************************************************************/
#pragma once
#include <oz++/motif/ApplicationView.h>
#include <oz++/motif/DrawingArea.h>
#include <oz++/xft/FTFont.h>
#include <oz++/xft/FTDC.h>
#include <oz++/motif/CompoundString.h>
#include <oz++/motif/Color.h>
#include <oz++/motif/DC.h>
namespace OZ {
class FTDrawingArea :public DrawingArea {
private:
FTFont* font;
public:
virtual FTFont* getFont()
{
return font;
}
public:
//Simple drawString method based on FTFont.
void drawStringUtf8(FTFont* font, int x, int y, const char* string,
const char* fgcolor=NULL)
{
if (font && string) {
FTDC dc(this->getWidget());
dc.setFont(font);
if (fgcolor != NULL && strlen(fgcolor)> 0) {
dc.drawStringUtf8(x, y, string, strlen(string), fgcolor);
} else {
dc.drawStringUtf8(x, y, string, strlen(string));
}
}
}
public:
//Please redifine your own expose method in a subclass derived from this class
virtual void expose(Action& action)
{
printf("FDDrawingArea::expose\n");
}
public:
FTDrawingArea(View* parent, const char* name, Args& args)
:DrawingArea(parent, name, args),
font(NULL)
{
font = (FTFont*)args.get(XftNfont);
addCallback(XmNexposeCallback, this,
(Handler)&FTDrawingArea::expose, NULL);
}
~FTDrawingArea()
{
}
};
}