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Diffstat (limited to 'engines/sword25/gfx/fontresource.cpp')
| -rw-r--r-- | engines/sword25/gfx/fontresource.cpp | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/engines/sword25/gfx/fontresource.cpp b/engines/sword25/gfx/fontresource.cpp new file mode 100644 index 0000000000..9f23133a71 --- /dev/null +++ b/engines/sword25/gfx/fontresource.cpp @@ -0,0 +1,153 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program 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 General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + * + */ + +/* + * This code is based on Broken Sword 2.5 engine + * + * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer + * + * Licensed under GNU GPL v2 + * + */ + +#define BS_LOG_PREFIX "FONTRESOURCE" + +// ----------------------------------------------------------------------------- +// Includes +// ----------------------------------------------------------------------------- + +#include "sword25/kernel/kernel.h" +#include "sword25/kernel/string.h" +#include "sword25/package/packagemanager.h" + +#include "sword25/gfx/fontresource.h" + +namespace Sword25 { + +// ----------------------------------------------------------------------------- +// Konstanten +// ----------------------------------------------------------------------------- + +static const uint DEFAULT_LINEHEIGHT = 20; +static const uint DEFAULT_GAPWIDTH = 1; + +// ----------------------------------------------------------------------------- +// Konstruktion / Destruktion +// ----------------------------------------------------------------------------- + +FontResource::FontResource(Kernel *pKernel, const Common::String &FileName) : + _pKernel(pKernel), + _Valid(false), + Resource(FileName, Resource::TYPE_FONT), + Common::XMLParser() { + + // Get a pointer to the package manager + BS_ASSERT(_pKernel); + PackageManager *pPackage = static_cast<PackageManager *>(_pKernel->GetService("package")); + BS_ASSERT(pPackage); + + // Load the contents of the file + uint fileSize; + char *xmlData = pPackage->getXmlFile(getFileName(), &fileSize); + if (!xmlData) { + BS_LOG_ERRORLN("Could not read \"%s\".", getFileName().c_str()); + return; + } + + // Parse the contents + if (!loadBuffer((const byte *)xmlData, fileSize)) + return; + + _Valid = parse(); + close(); + free(xmlData); +} + +// ----------------------------------------------------------------------------- + +bool FontResource::parserCallback_font(ParserNode *node) { + // Get the attributes of the font + Common::String bitmapFilename = node->values["bitmap"]; + + if (!parseIntegerKey(node->values["lineheight"].c_str(), 1, &_LineHeight)) { + BS_LOG_WARNINGLN("Illegal or missing lineheight attribute in <font> tag in \"%s\". Assuming default (\"%d\").", + getFileName().c_str(), DEFAULT_LINEHEIGHT); + _LineHeight = DEFAULT_LINEHEIGHT; + } + + if (!parseIntegerKey(node->values["gap"].c_str(), 1, &_GapWidth)) { + BS_LOG_WARNINGLN("Illegal or missing gap attribute in <font> tag in \"%s\". Assuming default (\"%d\").", + getFileName().c_str(), DEFAULT_GAPWIDTH); + _GapWidth = DEFAULT_GAPWIDTH; + } + + // Get a reference to the package manager + BS_ASSERT(_pKernel); + PackageManager *pPackage = static_cast<PackageManager *>(_pKernel->GetService("package")); + BS_ASSERT(pPackage); + + // Get the full path and filename for the bitmap resource + _BitmapFileName = pPackage->getAbsolutePath(bitmapFilename); + if (_BitmapFileName == "") { + BS_LOG_ERRORLN("Image file \"%s\" was specified in <font> tag of \"%s\" but could not be found.", + _BitmapFileName.c_str(), getFileName().c_str()); + } + + // Pre-cache the resource + if (!_pKernel->GetResourceManager()->PrecacheResource(_BitmapFileName)) { + BS_LOG_ERRORLN("Could not precache \"%s\".", _BitmapFileName.c_str()); + } + + return true; +} + +// ----------------------------------------------------------------------------- + +bool FontResource::parserCallback_character(ParserNode *node) { + // Get the attributes of the character + int charCode, top, left, right, bottom; + + if (!parseIntegerKey(node->values["code"].c_str(), 1, &charCode) || (charCode < 0) || (charCode >= 256)) { + return parserError("Illegal or missing code attribute in <character> tag in \"%s\".", getFileName().c_str()); + } + + if (!parseIntegerKey(node->values["top"].c_str(), 1, &top) || (top < 0)) { + return parserError("Illegal or missing top attribute in <character> tag in \"%s\".", getFileName().c_str()); + } + if (!parseIntegerKey(node->values["left"].c_str(), 1, &left) || (left < 0)) { + return parserError("Illegal or missing left attribute in <character> tag in \"%s\".", getFileName().c_str()); + } + if (!parseIntegerKey(node->values["right"].c_str(), 1, &right) || (right < 0)) { + return parserError("Illegal or missing right attribute in <character> tag in \"%s\".", getFileName().c_str()); + } + if (!parseIntegerKey(node->values["bottom"].c_str(), 1, &bottom) || (bottom < 0)) { + return parserError("Illegal or missing bottom attribute in <character> tag in \"%s\".", getFileName().c_str()); + } + + this->_CharacterRects[charCode] = Common::Rect(left, top, right, bottom); + return true; +} + +} // End of namespace Sword25 |