mirror of
https://github.com/AquariaOSE/Aquaria.git
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56c6833220
This reverts commit fa3e9e7329
.
240 lines
4.4 KiB
C++
240 lines
4.4 KiB
C++
/*
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Copyright (C) 2007, 2010 - Bit-Blot
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This file is part of Aquaria.
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Aquaria is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "TTFFont.h"
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TTFFont::TTFFont()
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{
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font = 0;
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}
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TTFFont::~TTFFont()
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{
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if (font)
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{
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delete font;
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font = 0;
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}
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}
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void TTFFont::destroy()
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{
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if (font)
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{
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delete font;
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font = 0;
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}
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}
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void TTFFont::load(const std::string &str, int sz)
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{
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font = new FTGLTextureFont(str.c_str());
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font->FaceSize(sz);
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}
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void TTFFont::create(const unsigned char *data, unsigned long datalen, int sz)
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{
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font = new FTGLTextureFont(data, datalen);
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font->FaceSize(sz);
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}
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TTFText::TTFText(TTFFont *font) : RenderObject(), font(font)
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{
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align = ALIGN_LEFT;
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hw = 0;
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h = 0;
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width = 0;
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shadow = false;
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}
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void TTFText::setText(const std::string &txt)
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{
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originalText = txt;
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updateAlign();
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updateFormatting();
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}
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void TTFText::setAlign(Align align)
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{
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this->align = align;
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updateAlign();
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updateFormatting();
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}
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void TTFText::updateAlign()
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{
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float llx, lly, llz, urx, ury, urz;
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font->font->BBox(originalText.c_str(), llx, lly, llz, urx, ury, urz);
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if (align == ALIGN_CENTER)
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{
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float w = urx - llx;
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hw = w/2;
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h = ury - lly;
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}
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else
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{
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hw = 0;
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}
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}
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float TTFText::getWidth()
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{
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float llx, lly, llz, urx, ury, urz;
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font->font->BBox(originalText.c_str(), llx, lly, llz, urx, ury, urz);
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return urx - llx;
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}
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float TTFText::getHeight()
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{
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float llx, lly, llz, urx, ury, urz;
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font->font->BBox(originalText.c_str(), llx, lly, llz, urx, ury, urz);
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return ury - lly;
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}
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float TTFText::getFullHeight()
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{
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/*
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float llx, lly, llz, urx, ury, urz;
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font->font->BBox(originalText.c_str(), llx, lly, llz, urx, ury, urz);
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float diff = ury - lly;
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*/
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return text.size()*lineHeight;
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}
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void TTFText::setWidth(int width)
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{
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this->width = width;
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updateAlign();
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updateFormatting();
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}
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void TTFText::updateFormatting()
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{
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int start = 0, lastSpace = -1;
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text.clear();
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int i=0;
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int sz = originalText.size();
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for (i = 0; i < sz; i++)
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{
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if (originalText[i] == '\n')
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{
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text.push_back(originalText.substr(start, i-start));
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start = i+1;
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}
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else
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{
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if (originalText[i] == ' ')
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{
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lastSpace = i;
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}
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float llx, lly, llz, urx, ury, urz;
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font->font->BBox(originalText.substr(start, i-start).c_str(), llx, lly, llz, urx, ury, urz);
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int w = urx - llx;
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if (width != 0 && w >= width)
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{
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if (lastSpace != -1) {
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text.push_back(originalText.substr(start, lastSpace-start));
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i = lastSpace+1;
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lastSpace = -1;
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start = i;
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}
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else {
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text.push_back(originalText.substr(start, i-start));
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}
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}
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}
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}
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if (i == sz)
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{
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text.push_back(originalText.substr(start, i-start));
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}
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lineHeight = font->font->LineHeight();
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}
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void TTFText::onUpdate(float dt)
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{
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RenderObject::onUpdate(dt);
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}
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int TTFText::getLineHeight()
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{
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return lineHeight;
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}
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int TTFText::findLine(const std::string &label)
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{
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for (int i = 0; i < text.size(); i++)
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{
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if (text[i].find(label) != std::string::npos)
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{
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return i;
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}
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}
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return 0;
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}
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void TTFText::onRender()
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{
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/*
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glColor4f(0,0,0,0.5);
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glBegin(GL_QUADS);
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glVertex2f(-hw, h/2);
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glVertex2f(hw, h/2);
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glVertex2f(hw, -h/2);
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glVertex2f(-hw, -h/2);
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glEnd();
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*/
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for (int i = 0; i < text.size(); i++)
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{
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if (shadow)
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{
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glColor4f(0,0,0,0.75f*alpha.x*alphaMod);
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glPushMatrix();
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glScalef(1, -1, 0);
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glTranslatef(1 -hw, -1 + (i*-lineHeight), 0);
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font->font->Render(text[i].c_str());
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glPopMatrix();
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}
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glColor4f(color.x, color.y, color.z, alpha.x*alphaMod);
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glPushMatrix();
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glScalef(1, -1, 0);
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glTranslatef(-hw, 0 + (i*-lineHeight), 0);
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font->font->Render(text[i].c_str());
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glPopMatrix();
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}
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glBindTexture(GL_TEXTURE_2D, 0);
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RenderObject::lastTextureApplied = 0;
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/*
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glBindTexture(GL_TEXTURE_2D, 0);
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glLineWidth(2);
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glBegin(GL_LINES);
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glVertex2f(-hw, 5);
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glVertex2f(hw, 5);
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glEnd();
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*/
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}
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