/******************************************************************************
*
* 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.
*
*
* OpenGLText.h
*
*****************************************************************************/
#pragma once
#include <oz++/CharString.h>
#include <oz++/opengl/OpenGLObject.h>
#include <oz++/opengl/OpenGLFont.h>
namespace OZ {
class OpenGLText :public OpenGLObject {
private:
CharString string;
public:
OpenGLText(const char* text)
:string("")
{
if (text) {
string = text;
}
}
void draw(void* font = GLUT_STROKE_ROMAN)
{
draw(font, (const char*)string);
}
public:
void draw(void* font, const char* string)
{
if (string && font) {
size_t len = strlen(string);
if (isStrokeFont(font)) {
for (size_t i = 0; i<len; i++) {
glutStrokeCharacter(font, string[i]);
}
} else if (isBitmapFont(font)) {
for (size_t i = 0; i<len; i++) {
glutBitmapCharacter(font, string[i]);
}
} else {
throw IException("Invalid font");
}
}
}
bool isStrokeFont(void* font)
{
void* fonts[] = {
GLUT_STROKE_ROMAN,
GLUT_STROKE_MONO_ROMAN,
};
bool rc = false;
for (int i = 0; i<SizeOf(fonts); i++) {
if (font == fonts[i]) {
rc = true;
break;
}
}
return rc;
}
bool isBitmapFont(void* font)
{
void* fonts[] = {
GLUT_BITMAP_9_BY_15,
GLUT_BITMAP_8_BY_13,
GLUT_BITMAP_TIMES_ROMAN_10,
GLUT_BITMAP_TIMES_ROMAN_24,
GLUT_BITMAP_HELVETICA_10,
GLUT_BITMAP_HELVETICA_12,
GLUT_BITMAP_HELVETICA_18,
};
bool rc = false;
for (int i = 0; i<SizeOf(fonts); i++) {
if (font == fonts[i]) {
rc = true;
break;
}
}
return rc;
}
};
}