mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-25 19:25:20 +00:00
f4e8eed13d
- Fix invalid check with empty() - Change float suffixes to uppercase - Fix potentially uninitialized variables
213 lines
5.6 KiB
C++
213 lines
5.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program 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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*
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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. See the
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* GNU General Public License for more details.
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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "sludge/allfiles.h"
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#include "sludge/fonttext.h"
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#include "sludge/graphics.h"
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#include "sludge/moreio.h"
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#include "sludge/newfatal.h"
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#include "sludge/sprites.h"
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#include "sludge/sludge.h"
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#include "sludge/version.h"
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namespace Sludge {
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TextManager::TextManager() {
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init();
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}
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TextManager::~TextManager() {
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kill();
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}
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void TextManager::init() {
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_theFont.total = 0;
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_theFont.sprites = nullptr;
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_fontHeight = 0;
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_numFontColours = 0;
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_loadedFontNum = 0;
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_fontSpace = -1;
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_pastePalette.init();
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_fontTable.clear();
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}
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void TextManager::kill() {
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GraphicsManager::forgetSpriteBank(_theFont);
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_pastePalette.kill();
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}
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bool TextManager::isInFont(const Common::String &theText) {
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if (_fontTable.empty())
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return 0;
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if (theText.empty())
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return 0;
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Common::U32String str32 = UTF8Converter::convertUtf8ToUtf32(theText);
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// We don't want to compare strings. Only single characters allowed!
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if (str32.size() > 1)
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return false;
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uint32 c = str32[0];
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// check if font order contains the utf8 char
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return _fontOrder.getU32String().contains(c);
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}
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int TextManager::stringLength(const Common::String &theText) {
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Common::U32String str32 = UTF8Converter::convertUtf8ToUtf32(theText);
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return str32.size();
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}
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int TextManager::stringWidth(const Common::String &theText) {
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int xOff = 0;
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if (_fontTable.empty())
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return 0;
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Common::U32String str32 = UTF8Converter::convertUtf8ToUtf32(theText);
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for (uint i = 0; i < str32.size(); ++i) {
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uint32 c = str32[i];
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xOff += _theFont.sprites[fontInTable(c)].surface.w + _fontSpace;
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}
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return xOff;
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}
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void TextManager::pasteString(const Common::String &theText, int xOff, int y, SpritePalette &thePal) {
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if (_fontTable.empty())
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return;
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xOff += (int)((float)(_fontSpace >> 1) / g_sludge->_gfxMan->getCamZoom());
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Common::U32String str32 = UTF8Converter::convertUtf8ToUtf32(theText);
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for (uint32 i = 0; i < str32.size(); ++i) {
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uint32 c = str32[i];
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Sprite *mySprite = &_theFont.sprites[fontInTable(c)];
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g_sludge->_gfxMan->fontSprite(xOff, y, *mySprite, thePal);
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xOff += (int)((double)(mySprite->surface.w + _fontSpace) / g_sludge->_gfxMan->getCamZoom());
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}
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}
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void TextManager::pasteStringToBackdrop(const Common::String &theText, int xOff, int y) {
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if (_fontTable.empty())
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return;
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Common::U32String str32 = UTF8Converter::convertUtf8ToUtf32(theText);
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xOff += _fontSpace >> 1;
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for (uint32 i = 0; i < str32.size(); ++i) {
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uint32 c = str32[i];
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Sprite *mySprite = &_theFont.sprites[fontInTable(c)];
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g_sludge->_gfxMan->pasteSpriteToBackDrop(xOff, y, *mySprite, _pastePalette);
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xOff += mySprite->surface.w + _fontSpace;
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}
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}
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void TextManager::burnStringToBackdrop(const Common::String &theText, int xOff, int y) {
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if (_fontTable.empty())
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return;
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Common::U32String str32 = UTF8Converter::convertUtf8ToUtf32(theText);
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xOff += _fontSpace >> 1;
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for (uint i = 0; i < str32.size(); ++i) {
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uint32 c = str32[i];
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Sprite *mySprite = &_theFont.sprites[fontInTable(c)];
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g_sludge->_gfxMan->burnSpriteToBackDrop(xOff, y, *mySprite, _pastePalette);
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xOff += mySprite->surface.w + _fontSpace;
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}
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}
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bool TextManager::loadFont(int filenum, const Common::String &charOrder, int h) {
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_fontOrder.setUTF8String(charOrder);
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g_sludge->_gfxMan->forgetSpriteBank(_theFont);
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_loadedFontNum = filenum;
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// get max value among all utf8 chars
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Common::U32String fontOrderString = _fontOrder.getU32String();
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// create an index table from utf8 char to the index
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if (!_fontTable.empty()) {
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_fontTable.clear();
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}
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for (uint i = 0; i < fontOrderString.size(); ++i) {
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uint32 c = fontOrderString[i];
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_fontTable[c] = i;
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}
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if (!g_sludge->_gfxMan->loadSpriteBank(filenum, _theFont, true)) {
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fatal("Can't load font");
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return false;
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}
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_numFontColours = _theFont.myPalette.total;
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_fontHeight = h;
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return true;
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}
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// load & save
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void TextManager::saveFont(Common::WriteStream *stream) {
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stream->writeByte(!_fontTable.empty());
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if (!_fontTable.empty()) {
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stream->writeUint16BE(_loadedFontNum);
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stream->writeUint16BE(_fontHeight);
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writeString(_fontOrder.getUTF8String(), stream);
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}
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stream->writeSint16LE(_fontSpace);
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}
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void TextManager::loadFont(int ssgVersion, Common::SeekableReadStream *stream) {
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bool fontLoaded = stream->readByte();
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int fontNum = 0;
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Common::String charOrder = "";
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if (fontLoaded) {
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fontNum = stream->readUint16BE();
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_fontHeight = stream->readUint16BE();
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if (ssgVersion < VERSION(2, 2)) {
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char *tmp = new char[257];
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for (int a = 0; a < 256; a++) {
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int x = stream->readByte();
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tmp[x] = a;
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}
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tmp[256] = 0;
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charOrder = tmp;
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delete []tmp;
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} else {
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charOrder = readString(stream);
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}
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}
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loadFont(fontNum, charOrder, _fontHeight);
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_fontSpace = stream->readSint16LE();
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}
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} // End of namespace Sludge
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