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Diffstat (limited to 'src/sdltruetypefont.cpp')
| -rw-r--r-- | src/sdltruetypefont.cpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/sdltruetypefont.cpp b/src/sdltruetypefont.cpp new file mode 100644 index 00000000..937d2d63 --- /dev/null +++ b/src/sdltruetypefont.cpp @@ -0,0 +1,171 @@ +/* _______ __ __ __ ______ __ __ _______ __ __ + * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ + * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / + * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / + * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / + * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / + * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ + * + * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson + * + * + * Per Larsson a.k.a finalman + * Olof Naessén a.k.a jansem/yakslem + * + * Visit: http://guichan.sourceforge.net + * + * License: (BSD) + * 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. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name of Guichan nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "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 COPYRIGHT + * OWNER OR CONTRIBUTORS 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. + */ + +/* + * For comments regarding functions please see the header file. + */ + +#include "sdltruetypefont.hpp" + +#include <guichan/exception.hpp> +#include <guichan/image.hpp> +#include <guichan/graphics.hpp> +#include <guichan/sdl/sdlgraphics.hpp> + +namespace gcn +{ + namespace contrib + { + SDLTrueTypeFont::SDLTrueTypeFont (const std::string& filename, int size) + { + mRowSpacing = 0; + mGlyphSpacing = 0; + mAntiAlias = true; + mFilename = filename; + mFont = NULL; + + mFont = TTF_OpenFont(filename.c_str(), size); + + if (mFont == NULL) + { + throw GCN_EXCEPTION("SDLTrueTypeFont::SDLTrueTypeFont. "+std::string(TTF_GetError())); + } + } + + SDLTrueTypeFont::~SDLTrueTypeFont() + { + TTF_CloseFont(mFont); + } + + int SDLTrueTypeFont::getWidth(const std::string& text) const + { + int w, h; + TTF_SizeText(mFont, text.c_str(), &w, &h); + + return w; + } + + int SDLTrueTypeFont::getHeight() const + { + return TTF_FontHeight(mFont) + mRowSpacing; + } + + void SDLTrueTypeFont::drawString(Graphics* graphics, const std::string& text, const int x, const int y) + { + if (text == "") + { + return; + } + + SDLGraphics *sdlGraphics = dynamic_cast<SDLGraphics *>(graphics); + + if (sdlGraphics == NULL) + { + throw GCN_EXCEPTION("SDLTrueTypeFont::drawString. Graphics object not an SDL graphics object!"); + return; + } + + // This is needed for drawing the Glyph in the middle if we have spacing + int yoffset = getRowSpacing() / 2; + + Color col = sdlGraphics->getColor(); + + SDL_Color sdlCol; + sdlCol.b = col.b; + sdlCol.r = col.r; + sdlCol.g = col.g; + + SDL_Surface *textSurface; + if (mAntiAlias) + { + textSurface = TTF_RenderText_Blended(mFont, text.c_str(), sdlCol); + } + else + { + textSurface = TTF_RenderText_Solid(mFont, text.c_str(), sdlCol); + } + + SDL_Rect dst, src; + dst.x = x; + dst.y = y + yoffset; + src.w = textSurface->w; + src.h = textSurface->h; + src.x = 0; + src.y = 0; + + sdlGraphics->drawSDLSurface(textSurface, src, dst); + SDL_FreeSurface(textSurface); + } + + void SDLTrueTypeFont::setRowSpacing(int spacing) + { + mRowSpacing = spacing; + } + + int SDLTrueTypeFont::getRowSpacing() + { + return mRowSpacing; + } + + void SDLTrueTypeFont::setGlyphSpacing(int spacing) + { + mGlyphSpacing = spacing; + } + + int SDLTrueTypeFont::getGlyphSpacing() + { + return mGlyphSpacing; + } + + void SDLTrueTypeFont::setAntiAlias(bool antiAlias) + { + mAntiAlias = antiAlias; + } + + bool SDLTrueTypeFont::isAntiAlias() + { + return mAntiAlias; + } + } +} + |