159 lines
4.3 KiB
C++
159 lines
4.3 KiB
C++
/***************************************************************************
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alienBlaster
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Copyright (C) 2004
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Paul Grathwohl, Arne Hormann, Daniel Kuehn, Soenke Schwardt
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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***************************************************************************/
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using namespace std;
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#include "font.h"
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#include "global.h"
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#include "surfaceDB.h"
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#include <iostream>
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Font::Font(string fn) {
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sprites[0] = surfaceDB.loadSurface( fn + "-1.bmp" );
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sprites[1] = surfaceDB.loadSurface( fn + "-2.bmp" );
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sprites[2] = surfaceDB.loadSurface( fn + "-3.bmp" );
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charset = " ABCDEFGHIJKLMNOPQRSTUVWXYZÜÄÖabcdefghijklmnopqrstuvwxyzüäöß0123456789!\"§$%&/()=?*+'#,.-;:_@°\\";
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// 94 Zeichen
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charWidth = sprites[0]->w / MAX_CHARS_PER_TEXTURE;
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charHeight = sprites[0]->h;
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}
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Font::~Font() {
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;
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}
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void Font::setCharWidth(int width) {
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charWidth = width;
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}
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int Font::getCharWidth() {
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return charWidth;
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}
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int Font::getCharHeight() {
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return sprites[0]->h;
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}
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void Font::drawInt(SdlCompat_AcceleratedSurface *screen, int posx, int posy, int val, int alignDigitCnt, int flags) {
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int indent = 0;
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int digitCnt = 1;
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int i=1;
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while ( val >= i*10 ) {
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digitCnt++;
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i *= 10;
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}
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// cout << endl << "drawInt.val=" << val << endl;
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// cout << "drawInt.digitCnt=" << digitCnt << endl;
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// cout << "drawInt.alignDigitCnt-old=" << alignDigitCnt << endl;
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if (alignDigitCnt < digitCnt) {
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alignDigitCnt = digitCnt;
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}
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// cout << "drawInt.alignDigitCnt-new=" << alignDigitCnt << endl;
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if (flags & FONT_ALIGN_CENTERED) {
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indent = -(alignDigitCnt * charWidth) / 2;
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}
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if (flags & FONT_ALIGN_RIGHT) {
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indent = -(alignDigitCnt * charWidth);
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}
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SDL_Rect destR;
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SDL_Rect srcR;
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while (alignDigitCnt > 0) {
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if ((digitCnt > 0) ||
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((flags & FONT_ALIGN_FILL_ZERO) != 0)) {
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destR.x = indent + posx + (alignDigitCnt-1) * charWidth;
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destR.y = posy;
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destR.w = charWidth;
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destR.h = charHeight;
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unsigned int charsetpos = charset.find( (char)((val % 10) + '0') );
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if (charsetpos == string::npos )
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charsetpos = 0; // Space
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srcR.x = (charsetpos % MAX_CHARS_PER_TEXTURE) * charWidth;
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// srcR.x = (1 + 2*26 + (val % 10)) * charWidth;
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srcR.y = 0;
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srcR.w = charWidth;
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srcR.h = charHeight;
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SDL_BlitSurface( sprites[charsetpos / MAX_CHARS_PER_TEXTURE], &srcR, screen, &destR );
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}
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val /= 10;
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digitCnt--;
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alignDigitCnt--;
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}
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}
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void Font::drawStr(SdlCompat_AcceleratedSurface *screen, int posx, int posy, const string &text, int flags) {
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int indent = 0;
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if ( flags & (FONT_ALIGN_CENTERED | FONT_ALIGN_RIGHT) ) {
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for(unsigned int i=0; i < text.size(); ++i) {
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if (!(flags & FONT_MONOSPACE) && text[i] == ' ') {
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indent += ((charWidth * 2) / 3);
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} else {
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indent += charWidth;
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}
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}
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if (flags & FONT_ALIGN_CENTERED) {
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indent = -indent / 2;
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} else {
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indent = -indent;
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}
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}
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SDL_Rect destR;
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SDL_Rect srcR;
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int x = 0;
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unsigned int charsetpos;
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for(unsigned int i=0; i < text.size(); ++i) {
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x = 0;
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charsetpos = charset.find(text[i]);
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if (charsetpos == string::npos )
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charsetpos = 0; // Space
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x = (charsetpos % MAX_CHARS_PER_TEXTURE) * charWidth;
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destR.x = posx + indent;
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destR.y = posy;
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destR.w = charWidth;
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destR.h = sprites[0]->h;
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srcR.x = x;
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srcR.y = 0;
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srcR.w = charWidth;
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srcR.h = sprites[0]->h;
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SDL_BlitSurface( sprites[charsetpos / MAX_CHARS_PER_TEXTURE], &srcR, screen, &destR );
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if (!(flags & FONT_MONOSPACE) && text[i] == ' ') {
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posx += ((charWidth * 2) / 3);
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} else {
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posx += charWidth;
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}
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}
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}
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