summaryrefslogtreecommitdiff
path: root/plugingui/font.cc
diff options
context:
space:
mode:
Diffstat (limited to 'plugingui/font.cc')
-rw-r--r--plugingui/font.cc136
1 files changed, 0 insertions, 136 deletions
diff --git a/plugingui/font.cc b/plugingui/font.cc
deleted file mode 100644
index 0500e81..0000000
--- a/plugingui/font.cc
+++ /dev/null
@@ -1,136 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/***************************************************************************
- * font.cc
- *
- * Sat Nov 12 11:13:41 CET 2011
- * Copyright 2011 Bent Bisballe Nyeng
- * deva@aasimon.org
- ****************************************************************************/
-
-/*
- * This file is part of DrumGizmo.
- *
- * DrumGizmo is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * DrumGizmo is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with DrumGizmo; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-#include "font.h"
-
-#include <cassert>
-
-namespace GUI
-{
-
-Font::Font(const std::string& fontfile)
- : img_font(fontfile)
-{
- std::size_t px = 0;
- std::size_t c;
-
- for(c = 0; c < characters.size() && px < img_font.width(); ++c)
- {
- auto& character = characters[c];
- character.offset = px + 1;
-
- if(c > 0)
- {
- assert(character.offset >= characters[c - 1].offset);
- characters[c - 1].width = character.offset - characters[c - 1].offset;
- if(characters[c].offset != characters[c - 1].offset)
- {
- --characters[c - 1].width;
- }
- }
-
- ++px;
-
- while(px < img_font.width())
- {
- auto& pixel = img_font.getPixel(px, 0);
-
- // Find next purple pixel in top row:
- if((pixel.red() == 255) && (pixel.green() == 0) &&
- (pixel.blue() == 255) && (pixel.alpha() == 255))
- {
- break;
- }
-
- ++px;
- }
-
- characters[c] = character;
- }
-
- --c;
-
- assert(characters[c].offset >= characters[c - 1].offset);
- characters[c - 1].width = characters[c].offset - characters[c - 1].offset;
- if(characters[c].offset != characters[c - 1].offset)
- {
- --characters[c - 1].width;
- }
-}
-
-size_t Font::textWidth(const std::string& text) const
-{
- size_t len = 0;
-
- for(unsigned char cha : text)
- {
- auto& character = characters[cha];
- len += character.width + spacing + character.post_bias;
- }
-
- return len;
-}
-
-size_t Font::textHeight(const std::string& text) const
-{
- return img_font.height();
-}
-
-void Font::setLetterSpacing(int letterSpacing)
-{
- spacing = letterSpacing;
-}
-
-int Font::letterSpacing() const
-{
- return spacing;
-}
-
-PixelBufferAlpha *Font::render(const std::string& text) const
-{
- PixelBufferAlpha *pb =
- new PixelBufferAlpha(textWidth(text), textHeight(text));
-
- int x_offset = 0;
- for(std::size_t i = 0; i < text.length(); ++i)
- {
- unsigned char cha = text[i];
- auto& character = characters.at(cha);
- for(size_t x = 0; x < character.width; ++x)
- {
- for(size_t y = 0; y < img_font.height(); ++y)
- {
- auto& c = img_font.getPixel(x + character.offset, y);
- pb->setPixel(x + x_offset + character.pre_bias, y, c);
- }
- }
- x_offset += character.width + spacing + character.post_bias;
- }
-
- return pb;
-}
-
-} // GUI::