-// $Id$
-//
// SuperTux
// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
// Ingo Ruhnke <grumbel@gmx.de>
//
-// 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 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 3 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
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <config.h>
-#include <cstdlib>
-#include <cstring>
+#include <stdlib.h>
+#include <string.h>
#include <stdexcept>
-
#include <SDL_image.h>
-#include "physfs/physfs_sdl.hpp"
#include <physfs.h>
-#include "file_system.hpp"
-#include "lisp/lisp.hpp"
-#include "lisp/parser.hpp"
+#include "physfs/physfs_sdl.hpp"
+
+#include "util/file_system.hpp"
+
#include "lisp/list_iterator.hpp"
-#include "screen.hpp"
-#include "font.hpp"
-#include "renderer.hpp"
-#include "drawing_context.hpp"
-#include "log.hpp"
+#include "lisp/parser.hpp"
+#include "supertux/screen.hpp"
+#include "util/log.hpp"
+#include "video/drawing_context.hpp"
+#include "video/font.hpp"
+#include "video/renderer.hpp"
namespace {
bool has_multibyte_mark(unsigned char c);
std::string::size_type pos;
uint32_t chr;
- UTF8Iterator(const std::string& text_)
- : text(text_),
- pos(0)
+ UTF8Iterator(const std::string& text_) :
+ text(text_),
+ pos(0),
+ chr()
{
try {
chr = decode_utf8(text, pos);
Uint8* pixels = (Uint8*)surface->pixels;
for(int y = start_y; y < end_y; ++y)
+ {
+ const Uint8& p = pixels[surface->pitch*y + x*surface->format->BytesPerPixel + 3];
+ if (p > threshold)
{
- const Uint8& p = pixels[surface->pitch*y + x*surface->format->BytesPerPixel + 3];
- if (p > threshold)
- {
- return false;
- }
+ return false;
}
+ }
return true;
}
} // namespace
Font::Font(GlyphWidth glyph_width_,
const std::string& filename,
- int shadowsize_)
-: glyph_width(glyph_width_),
- shadowsize(shadowsize_),
- glyphs(65536)
+ int shadowsize_) :
+ glyph_width(glyph_width_),
+ glyph_surfaces(),
+ shadow_surfaces(),
+ char_height(),
+ shadowsize(shadowsize_),
+ glyphs(65536)
{
for(unsigned int i=0; i<65536;i++) glyphs[i].surface_idx = -1;
std::string filename(*i);
if( filename.rfind(fontname) != std::string::npos ) {
loadFontFile(fontdir + filename);
- }
}
+ }
PHYSFS_freeList(rc);
}
std::ostringstream msg;
msg << "Font file:" << filename << ": is not a supertux-font file";
throw std::runtime_error(msg.str());
- }
+ }
int def_char_width=0;
if( !config_l->get("glyph-width",def_char_width) ) {
log_warning << "Font:"<< filename << ": misses default glyph-width" << std::endl;
- }
+ }
if( !config_l->get("glyph-height",char_height) ) {
std::ostringstream msg;
msg << "Font:" << filename << ": misses glyph-height";
throw std::runtime_error(msg.str());
- }
+ }
lisp::ListIterator iter(config_l);
while(iter.next()) {
std::vector<std::string> chars;
if( ! glyphs_val->get("glyph-width", local_char_width) ) {
local_char_width = def_char_width;
- }
+ }
if( ! glyphs_val->get("monospace", monospaced ) ) {
local_glyph_width = glyph_width;
- }
+ }
else {
if( monospaced ) local_glyph_width = FIXED;
else local_glyph_width = VARIABLE;
- }
+ }
if( ! glyphs_val->get("glyphs", glyph_image) ) {
std::ostringstream msg;
msg << "Font:" << filename << ": missing glyphs image";
throw std::runtime_error(msg.str());
- }
+ }
if( ! glyphs_val->get("shadows", shadow_image) ) {
std::ostringstream msg;
msg << "Font:" << filename << ": missing shadows image";
throw std::runtime_error(msg.str());
- }
+ }
if( ! glyphs_val->get("chars", chars) || chars.size() == 0) {
std::ostringstream msg;
msg << "Font:" << filename << ": missing chars definition";
throw std::runtime_error(msg.str());
- }
+ }
if( local_char_width==0 ) {
std::ostringstream msg;
msg << "Font:" << filename << ": misses glyph-width for some surface";
throw std::runtime_error(msg.str());
- }
+ }
loadFontSurface(glyph_image, shadow_image, chars,
- local_glyph_width, local_char_width);
- }
+ local_glyph_width, local_char_width);
}
+ }
}
void
int char_width
)
{
- Surface glyph_surface = Surface("images/engine/fonts/" + glyphimage);
- Surface shadow_surface = Surface("images/engine/fonts/" + shadowimage);
+ Surface glyph_surface("images/engine/fonts/" + glyphimage);
+ Surface shadow_surface("images/engine/fonts/" + shadowimage);
int surface_idx = glyph_surfaces.size();
glyph_surfaces.push_back(glyph_surface);
std::ostringstream msg;
msg << "Couldn't load image '" << glyphimage << "' :" << SDL_GetError();
throw std::runtime_error(msg.str());
- }
- SDL_LockSurface(surface);
}
+ SDL_LockSurface(surface);
+ }
for( unsigned int i = 0; i < chars.size(); i++) {
for(UTF8Iterator chr(chars[i]); !chr.done(); ++chr) {
glyph.rect = Rect(x, y, x + char_width, y + char_height);
glyph.offset = Vector(0, 0);
glyph.advance = char_width;
- }
+ }
else {
int left = x;
while (left < x + char_width && vline_empty(surface, left, y, y + char_height, 64))
glyph.offset = Vector(0, 0);
glyph.advance = glyph.rect.get_width() + 1; // FIXME: might be useful to make spacing configurable
- }
+ }
glyphs[*chr] = glyph;
- }
+ }
if( col>0 && col <= wrap ) {
col = 0;
row++;
- }
}
+ }
if( surface != NULL ) {
SDL_UnlockSurface(surface);
SDL_FreeSurface(surface);
- }
+ }
}
Font::~Font()
float last_width = 0;
for(UTF8Iterator it(text); !it.done(); ++it)
+ {
+ if (*it == '\n')
+ {
+ last_width = std::max(last_width, curr_width);
+ curr_width = 0;
+ }
+ else
{
- if (*it == '\n')
- {
- last_width = std::max(last_width, curr_width);
- curr_width = 0;
- }
- else
- {
- if( glyphs.at(*it).surface_idx != -1 )
- curr_width += glyphs[*it].advance;
- else
- curr_width += glyphs[0x20].advance;
- }
+ if( glyphs.at(*it).surface_idx != -1 )
+ curr_width += glyphs[*it].advance;
+ else
+ curr_width += glyphs[0x20].advance;
}
+ }
return std::max(curr_width, last_width);
}
std::string::size_type text_height = char_height;
for(std::string::const_iterator it = text.begin(); it != text.end(); ++it)
- { // since UTF8 multibyte characters are decoded with values
- // outside the ASCII range there is no risk of overlapping and
- // thus we don't need to decode the utf-8 string
- if (*it == '\n')
- text_height += char_height + 2;
- }
+ { // since UTF8 multibyte characters are decoded with values
+ // outside the ASCII range there is no risk of overlapping and
+ // thus we don't need to decode the utf-8 string
+ if (*it == '\n')
+ text_height += char_height + 2;
+ }
return text_height;
}
std::string::size_type last = 0;
for(std::string::size_type i = 0;; ++i)
+ {
+ if (text[i] == '\n' || i == text.size())
{
- if (text[i] == '\n' || i == text.size())
- {
- std::string temp = text.substr(last, i - last);
+ std::string temp = text.substr(last, i - last);
- // calculate X positions based on the alignment type
- Vector pos = Vector(x, y);
+ // calculate X positions based on the alignment type
+ Vector pos = Vector(x, y);
- if(alignment == ALIGN_CENTER)
- pos.x -= get_text_width(temp) / 2;
- else if(alignment == ALIGN_RIGHT)
- pos.x -= get_text_width(temp);
+ if(alignment == ALIGN_CENTER)
+ pos.x -= get_text_width(temp) / 2;
+ else if(alignment == ALIGN_RIGHT)
+ pos.x -= get_text_width(temp);
- // Cast font position to integer to get a clean drawing result and
- // no blurring as we would get with subpixel positions
- pos.x = static_cast<int>(pos.x);
+ // Cast font position to integer to get a clean drawing result and
+ // no blurring as we would get with subpixel positions
+ pos.x = static_cast<int>(pos.x);
- draw_text(renderer, temp, pos, drawing_effect, color, alpha);
+ draw_text(renderer, temp, pos, drawing_effect, color, alpha);
- if (i == text.size())
- break;
+ if (i == text.size())
+ break;
- y += char_height + 2;
- last = i + 1;
- }
+ y += char_height + 2;
+ last = i + 1;
}
+ }
}
void
DrawingEffect drawing_effect, Color color, float alpha) const
{
if(shadowsize > 0)
- draw_chars(renderer, false, text,
- pos + Vector(shadowsize, shadowsize), drawing_effect, Color(1,1,1), alpha);
+ draw_chars(renderer, false, text,
+ pos + Vector(shadowsize, shadowsize), drawing_effect, Color(1,1,1), alpha);
draw_chars(renderer, true, text, pos, drawing_effect, color, alpha);
}
Vector p = pos;
for(UTF8Iterator it(text); !it.done(); ++it)
+ {
+ if(*it == '\n')
{
- if(*it == '\n')
- {
- p.x = pos.x;
- p.y += char_height + 2;
- }
- else if(*it == ' ')
- {
- p.x += glyphs[0x20].advance;
- }
- else
- {
- Glyph glyph;
- if( glyphs.at(*it).surface_idx != -1 )
- glyph = glyphs[*it];
- else
- glyph = glyphs[0x20];
-
- DrawingRequest request;
-
- request.pos = p + glyph.offset;
- request.drawing_effect = drawing_effect;
- request.color = color;
- request.alpha = alpha;
-
- SurfacePartRequest surfacepartrequest;
- surfacepartrequest.size = glyph.rect.p2 - glyph.rect.p1;
- surfacepartrequest.source = glyph.rect.p1;
- surfacepartrequest.surface = notshadow ? &(glyph_surfaces[glyph.surface_idx]) : &(shadow_surfaces[glyph.surface_idx]);
-
- request.request_data = &surfacepartrequest;
- renderer->draw_surface_part(request);
-
- p.x += glyph.advance;
- }
+ p.x = pos.x;
+ p.y += char_height + 2;
}
-}
+ else if(*it == ' ')
+ {
+ p.x += glyphs[0x20].advance;
+ }
+ else
+ {
+ Glyph glyph;
+ if( glyphs.at(*it).surface_idx != -1 )
+ glyph = glyphs[*it];
+ else
+ glyph = glyphs[0x20];
+
+ DrawingRequest request;
+ request.pos = p + glyph.offset;
+ request.drawing_effect = drawing_effect;
+ request.color = color;
+ request.alpha = alpha;
+
+ SurfacePartRequest surfacepartrequest;
+ surfacepartrequest.size = glyph.rect.p2 - glyph.rect.p1;
+ surfacepartrequest.source = glyph.rect.p1;
+ surfacepartrequest.surface = notshadow ? &(glyph_surfaces[glyph.surface_idx]) : &(shadow_surfaces[glyph.surface_idx]);
+
+ request.request_data = &surfacepartrequest;
+ renderer->draw_surface_part(request);
+
+ p.x += glyph.advance;
+ }
+ }
+}
namespace {
}
} // namespace
+
+/* EOF */