mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-22 01:39:57 +00:00
288 lines
8.6 KiB
C++
288 lines
8.6 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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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#include "toon/font.h"
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namespace Toon {
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FontRenderer::FontRenderer(ToonEngine *vm) : _vm(vm) {
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_currentFontColor[0] = 0;
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_currentFontColor[1] = 0xc8;
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_currentFontColor[2] = 0xcb;
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_currentFontColor[3] = 0xce;
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}
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FontRenderer::~FontRenderer() {
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}
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// mapping extended characters required for foreign versions to font (animation)
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static const byte map_textToFont[0x80] = {
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'?', '?', '?', '?', 0x03, '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', // 0x8x
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'?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', // 0x9x
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'?', 0x09, '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', // 0xAx
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'?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', '?', 0x0a, // 0xBx
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'?', '?', '?', '?', 0x1d, '?', '?', 0x02, '?', '?', '?', '?', '?', '?', '?', '?', // 0xCx
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'?', 0x0b, '?', '?', '?', '?', 0x1e, '?', '?', '?', '?', 0x20, 0x1f, '?', '?', 0x19, // 0xDx
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0x0d, 0x04, 0x0e, '?', 0x1a, '?', '?', 0x18, 0x10, 0x0f, 0x12, 0x11, 0x09, 0x05, 0x14, 0x13, // 0xEx
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0x23, 0x08, 0x23, 0x06, 0x15, 0x23, 0x1b, 0x23, 0x23, 0x16, 0x07, 0x17, 0x1c, 0x23, 0x23, 0x23 // 0xFx
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};
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byte FontRenderer::textToFont(byte c) {
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// No need to remap simple characters.
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if (c < 0x80)
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return c;
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// The Spanish version shows grave accent over the 'e' when it should
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// be acute. This happens both in the original interpreter and when
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// using the common map which works for other languages, so we add a
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// special case for it.
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if (_vm->_language == Common::ES_ESP && c == 0xe9)
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return 0x10;
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// Use the common map to convert the extended characters.
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return map_textToFont[c - 0x80];
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}
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void FontRenderer::renderText(int32 x, int32 y, Common::String origText, int32 mode) {
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debugC(5, kDebugFont, "renderText(%d, %d, %s, %d)", x, y, origText.c_str(), mode);
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int32 xx, yy;
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computeSize(origText, &xx, &yy);
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if (mode & 2) {
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y -= yy / 2;
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} else if (mode & 4) {
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y -= yy;
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}
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if (mode & 1) {
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x -= xx / 2;
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}
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int32 curX = x;
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int32 curY = y;
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int32 height = 0;
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const byte *text = (const byte *)origText.c_str();
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while (*text) {
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byte curChar = *text;
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if (curChar == 13) {
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curY = curY + height;
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height = 0;
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curX = x;
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} else {
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curChar = textToFont(curChar);
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_currentFont->drawFontFrame(_vm->getMainSurface(), curChar, curX, curY, _currentFontColor);
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curX = curX + _currentFont->getFrameWidth(curChar) - 1;
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height = MAX(height, _currentFont->getFrameHeight(curChar));
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}
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text++;
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}
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}
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void FontRenderer::computeSize(Common::String origText, int32 *retX, int32 *retY) {
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debugC(4, kDebugFont, "computeSize(%s, retX, retY)", origText.c_str());
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int32 lineWidth = 0;
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int32 lineHeight = 0;
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int32 totalHeight = 0;
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int32 totalWidth = 0;
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const byte *text = (const byte *)origText.c_str();
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while (*text) {
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byte curChar = *text;
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if (curChar < 32) {
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text++;
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continue;
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} else if (curChar == 13) {
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totalWidth = MAX(totalWidth, lineWidth);
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totalHeight += lineHeight;
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lineHeight = 0;
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lineWidth = 0;
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} else {
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curChar = textToFont(curChar);
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int32 charWidth = _currentFont->getFrameWidth(curChar) - 1;
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int32 charHeight = _currentFont->getFrameHeight(curChar);
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lineWidth += charWidth;
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lineHeight = MAX(lineHeight, charHeight);
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}
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text++;
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}
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totalHeight += lineHeight;
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totalWidth = MAX(totalWidth, lineWidth);
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*retX = totalWidth;
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*retY = totalHeight;
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}
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void FontRenderer::setFont(Animation *font) {
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debugC(5, kDebugFont, "setFont(font)");
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_currentFont = font;
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}
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void FontRenderer::setFontColorByCharacter(int32 characterId) {
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debugC(5, kDebugFont, "setFontColorByCharacter(%d)", characterId);
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// unfortunately this table was hardcoded in the original executable
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static const byte colorsByCharacters[] = {
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0xe0, 0xdc, 0xc8, 0xd6, 0xc1, 0xc8, 0xe9, 0xde, 0xc8, 0xeb, 0xe8, 0xc8,
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0xd1, 0xcf, 0xc8, 0xd8, 0xd5, 0xc8, 0xfb, 0xfa, 0xc8, 0xd9, 0xd7, 0xc8,
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0xe8, 0xe4, 0xc8, 0xe9, 0xfa, 0xc8, 0xeb, 0xe4, 0xc8, 0xeb, 0xe4, 0xc8,
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0xd2, 0xea, 0xc8, 0xd3, 0xd0, 0xc8, 0xe1, 0xdd, 0xc8, 0xd9, 0xd7, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8,
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0xd2, 0xcf, 0xc8, 0xd1, 0xcf, 0xc8, 0xd9, 0xd7, 0xc8, 0xe3, 0xdd, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8,
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0xd9, 0xd7, 0xc8, 0xe6, 0xe4, 0xc8, 0xd9, 0xd7, 0xc8, 0xcd, 0xca, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xe8, 0xe8, 0xc8, 0xdb, 0xd5, 0xc8,
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0xe0, 0xdc, 0xc8, 0xd6, 0xc1, 0xc8, 0xd3, 0xd0, 0xc8, 0xd1, 0xcf, 0xc8,
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0xe6, 0xe4, 0xc8, 0xd1, 0xcf, 0xc8, 0xd2, 0xcf, 0xc8, 0xcc, 0xcb, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8,
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0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8, 0xd9, 0xd7, 0xc8
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};
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setFontColor(colorsByCharacters[characterId * 3 + 2], colorsByCharacters[characterId * 3 + 1], colorsByCharacters[characterId * 3 + 0]);
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}
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void FontRenderer::setFontColor(int32 fontColor1, int32 fontColor2, int32 fontColor3) {
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debugC(5, kDebugFont, "setFontColor(%d, %d, %d)", fontColor1, fontColor2, fontColor3);
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_currentFontColor[0] = 0;
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_currentFontColor[1] = fontColor1;
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_currentFontColor[2] = fontColor2;
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_currentFontColor[3] = fontColor3;
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}
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void FontRenderer::renderMultiLineText(int32 x, int32 y, Common::String origText, int32 mode) {
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debugC(5, kDebugFont, "renderMultiLineText(%d, %d, %s, %d)", x, y, origText.c_str(), mode);
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// divide the text in several lines
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// based on number of characters or size of lines.
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byte text[1024];
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strncpy((char *)text, origText.c_str(), 1023);
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text[1023] = 0;
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byte *lines[16];
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int32 lineSize[16];
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int32 numLines = 0;
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byte *it = text;
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int32 maxWidth = 0;
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int32 curWidth = 0;
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while (1) {
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byte *lastLine = it;
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byte *lastSpace = it;
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int32 lastSpaceX = 0;
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int32 curLetterNr = 0;
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curWidth = 0;
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while (*it && curLetterNr < 50 && curWidth < 580) {
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byte curChar = *it;
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if (curChar == 32) {
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lastSpace = it;
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lastSpaceX = curWidth;
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} else
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curChar = textToFont(curChar);
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int width = _currentFont->getFrameWidth(curChar);
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curWidth += width - 2;
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it++;
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curLetterNr++;
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}
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if (*lastLine == 0)
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break;
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lines[numLines] = lastLine;
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if (*it == 0)
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lineSize[numLines] = curWidth;
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else
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lineSize[numLines] = lastSpaceX;
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if (lineSize[numLines] > maxWidth)
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maxWidth = lineSize[numLines];
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lastLine = lastSpace + 1;
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numLines++;
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if (*it == 0)
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break;
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it = lastLine;
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*lastSpace = 0;
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if (numLines >= 16)
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break;
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}
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if (curWidth > maxWidth) {
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maxWidth = curWidth;
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}
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//numLines++;
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// get font height (assumed to be constant)
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int32 height = _currentFont->getHeight();
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int textSize = (height - 2) * numLines;
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y = y - textSize;
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if (y < 30)
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y = 30;
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if (y + textSize > 370)
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y = 370 - textSize;
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x -= _vm->state()->_currentScrollValue;
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// adapt x
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if (x - 30 - maxWidth / 2 < 0)
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x = maxWidth / 2 + 30;
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if (x + 30 + (maxWidth / 2) > 640)
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x = 640 - (maxWidth / 2) - 30;
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// we have good coordinates now, we can render the multi line
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int32 curX = x;
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int32 curY = y;
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for (int32 i = 0; i < numLines; i++) {
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const byte *line = lines[i];
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curX = x - lineSize[i] / 2;
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while (*line) {
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byte curChar = textToFont(*line);
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if (curChar != 32) _currentFont->drawFontFrame(_vm->getMainSurface(), curChar, curX + _vm->state()->_currentScrollValue, curY, _currentFontColor);
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curX = curX + _currentFont->getFrameWidth(curChar) - 2;
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//height = MAX(height, _currentFont->getFrameHeight(curChar));
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line++;
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}
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curY += height;
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}
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}
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} // End of namespace Toon
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