mirror of
git://projects.qi-hardware.com/gmenu2x.git
synced 2024-11-22 12:48:26 +02:00
ASFont: moved SFontPlus code into ASFont source files.
This is in preparation of merging the classes.
This commit is contained in:
Maarten ter Huurne
parent
a35a7e2c35
commit
ec5d426d83
@ -8,7 +8,7 @@ gmenu2x_SOURCES = asfont.cpp button.cpp cpu.cpp dirdialog.cpp filedialog.cpp \
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menusettingmultistring.cpp menusettingrgba.cpp menusettingstring.cpp \
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menusettingstringbase.cpp \
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messagebox.cpp selector.cpp \
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settingsdialog.cpp sfontplus.cpp surfacecollection.cpp surface.cpp \
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settingsdialog.cpp surfacecollection.cpp surface.cpp \
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textdialog.cpp textmanualdialog.cpp touchscreen.cpp translator.cpp \
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utilities.cpp wallpaperdialog.cpp \
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browsedialog.cpp buttonbox.cpp dialog.cpp \
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@ -22,7 +22,7 @@ noinst_HEADERS = asfont.h button.h cpu.h dirdialog.h FastDelegate.h \
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menusettingmultistring.h menusettingrgba.h menusettingstring.h \
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menusettingstringbase.h \
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messagebox.h selector.h settingsdialog.h \
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sfontplus.h surfacecollection.h surface.h textdialog.h textmanualdialog.h \
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surfacecollection.h surface.h textdialog.h textmanualdialog.h \
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touchscreen.h translator.h utilities.h wallpaperdialog.h \
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browsedialog.h buttonbox.h dialog.h \
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imageio.h
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191
src/asfont.cpp
191
src/asfont.cpp
@ -1,7 +1,198 @@
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#include "asfont.h"
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#include "imageio.h"
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#include "surface.h"
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#include "utilities.h"
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#include <cassert>
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Uint32 SFontPlus::getPixel(Sint32 x, Sint32 y) {
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assert(x>=0);
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assert(x<surface->w);
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assert(y>=0);
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assert(y<surface->h);
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Uint32 Bpp = surface->format->BytesPerPixel;
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// Get the pixel
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switch(Bpp) {
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case 1:
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return *((Uint8 *)surface->pixels + y * surface->pitch + x);
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break;
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case 2:
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return *((Uint16 *)surface->pixels + y * surface->pitch/2 + x);
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break;
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case 3: { // Format/endian independent
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Uint8 *bits = ((Uint8 *)surface->pixels)+y*surface->pitch+x*Bpp;
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Uint8 r, g, b;
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r = *((bits)+surface->format->Rshift/8);
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g = *((bits)+surface->format->Gshift/8);
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b = *((bits)+surface->format->Bshift/8);
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return SDL_MapRGB(surface->format, r, g, b);
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}
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break;
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case 4:
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return *((Uint32 *)surface->pixels + y * surface->pitch/4 + x);
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break;
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}
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return 0;
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}
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SFontPlus::SFontPlus() {
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surface = NULL;
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}
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SFontPlus::SFontPlus(SDL_Surface* font) {
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surface = NULL;
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initFont(font);
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}
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SFontPlus::SFontPlus(const std::string &font) {
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surface = NULL;
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initFont(font);
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}
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SFontPlus::~SFontPlus() {
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freeFont();
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}
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bool SFontPlus::utf8Code(unsigned char c) {
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return (c>=194 && c<=198) || c==208 || c==209;
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//return c>=194;
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}
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void SFontPlus::initFont(const std::string &font, const std::string &characters) {
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SDL_Surface *buf = loadPNG(font);
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if (buf!=NULL) {
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initFont( SDL_DisplayFormatAlpha(buf), characters );
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SDL_FreeSurface(buf);
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}
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}
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void SFontPlus::initFont(SDL_Surface *font, const std::string &characters) {
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freeFont();
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this->characters = characters;
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if (font==NULL) return;
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surface = font;
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Uint32 pink = SDL_MapRGB(surface->format, 255,0,255);
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#ifdef DEBUG
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bool utf8 = false;
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for (unsigned x=0; x<characters.length(); x++) {
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if (!utf8) utf8 = (unsigned char)characters[x]>128;
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if (utf8) DEBUG("%d\n", (unsigned char)characters[x]);
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}
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#endif
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unsigned c = 0;
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SDL_LockSurface(surface);
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for (unsigned x=0; x<(unsigned)surface->w && c<characters.length(); x++) {
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if (getPixel(x,0) == pink) {
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unsigned startx = x;
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charpos.push_back(x);
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x++;
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while (x<(unsigned)surface->w && getPixel(x,0) == pink) x++;
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charpos.push_back(x);
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//utf8 characters
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if (c>0 && utf8Code(characters[c-1])) {
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charpos.push_back(startx);
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charpos.push_back(x);
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c++;
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}
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c++;
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}
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}
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SDL_UnlockSurface(surface);
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Uint32 colKey = getPixel(0,surface->h-1);
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SDL_SetColorKey(surface, SDL_SRCCOLORKEY, colKey);
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std::string::size_type pos = characters.find("0")*2;
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SDL_Rect srcrect = {charpos[pos], 1, charpos[pos+2] - charpos[pos], surface->h - 1};
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unsigned y = srcrect.h;
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bool nonKeyFound = false;
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while (y-- > 0 && !nonKeyFound) {
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unsigned x = srcrect.w;
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while (x-- > 0 && !nonKeyFound)
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nonKeyFound = getPixel(x+srcrect.x,y+srcrect.y) != colKey;
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}
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lineHeight = y+1;
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}
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void SFontPlus::freeFont() {
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if (surface!=NULL) {
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SDL_FreeSurface(surface);
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surface = NULL;
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}
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}
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void SFontPlus::write(SDL_Surface *s, const std::string &text, int x, int y) {
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if (text.empty()) return;
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std::string::size_type pos;
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SDL_Rect srcrect, dstrect;
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// these values won't change in the loop
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srcrect.y = 1;
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dstrect.y = y;
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srcrect.h = dstrect.h = surface->h-1;
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for(unsigned i=0; i<text.length() && x<surface->w; i++) {
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//Utf8 characters
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if (utf8Code(text[i]) && i+1<text.length()) {
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pos = characters.find(text.substr(i,2));
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i++;
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} else
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pos = characters.find(text[i]);
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if (pos == std::string::npos) {
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x += charpos[2]-charpos[1];
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continue;
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}
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pos *= 2;
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srcrect.x = charpos[pos];
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srcrect.w = charpos[pos+2] - charpos[pos];
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dstrect.x = x - charpos[pos+1] + charpos[pos];
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SDL_BlitSurface(surface, &srcrect, s, &dstrect);
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x += charpos[pos+2] - charpos[pos+1];
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}
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}
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unsigned SFontPlus::getTextWidth(const std::string &text) {
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std::string::size_type pos;
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int width = 0;
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for(unsigned x=0; x<text.length(); x++) {
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//Utf8 characters
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if (utf8Code(text[x]) && x+1<text.length()) {
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pos = characters.find(text.substr(x,2));
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x++;
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} else
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pos = characters.find(text[x]);
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if (pos == std::string::npos) {
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width += charpos[2]-charpos[1];
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continue;
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}
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pos *= 2;
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width += charpos[pos+2] - charpos[pos+1];
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}
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return width;
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}
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unsigned SFontPlus::getHeight() {
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return surface->h - 1;
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}
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unsigned SFontPlus::getLineHeight() {
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return lineHeight;
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}
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ASFont::ASFont(SDL_Surface* font) {
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this->font.initFont(font);
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halfHeight = getHeight()/2;
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38
src/asfont.h
38
src/asfont.h
@ -1,16 +1,46 @@
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//Advanced SFont by Massimiliano Torromeo (cpp wrapper around SFont)
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// Based on SFont by Karl Bartel.
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// Adapted to C++ by Massimiliano Torromeo.
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// Refactored by Maarten ter Huurne and several others (see git log).
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// License: GPL version 2 or later.
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#ifndef ASFONT_H
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#define ASFONT_H
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#include "sfontplus.h"
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#include <SDL.h>
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#include <string>
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#include <vector>
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struct SDL_Surface;
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class Surface;
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#define SFONTPLUS_CHARSET "!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¿ÀÁÈÉÌÍÒÓÙÚÝÄËÏÖÜŸÂÊÎÔÛÅÃÕÑÆÇČĎĚĽĹŇÔŘŔŠŤŮŽàáèéìíòóùúýäëïöüÿâêîôûåãõñæçčďěľĺňôřŕšťžůðßÐÞþАБВГДЕЁЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдеёжзийклмнопрстуфхцчшщъыьэюяØøąćęłńśżźĄĆĘŁŃŚŻŹ"
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class SFontPlus {
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private:
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Uint32 getPixel(Sint32 x, Sint32 y);
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SDL_Surface *surface;
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std::vector<unsigned> charpos;
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std::string characters;
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unsigned height, lineHeight;
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public:
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SFontPlus();
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SFontPlus(SDL_Surface *font);
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SFontPlus(const std::string &font);
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~SFontPlus();
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bool utf8Code(unsigned char c);
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void initFont(SDL_Surface *font, const std::string &characters = SFONTPLUS_CHARSET);
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void initFont(const std::string &font, const std::string &characters = SFONTPLUS_CHARSET);
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void freeFont();
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void write(SDL_Surface *s, const std::string &text, int x, int y);
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unsigned getTextWidth(const std::string &text);
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unsigned getHeight();
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unsigned getLineHeight();
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};
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class ASFont {
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public:
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@ -48,7 +48,6 @@
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#include "linkaction.h"
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#include "menu.h"
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#include "asfont.h"
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#include "sfontplus.h"
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#include "surface.h"
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#include "filedialog.h"
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#include "gmenu2x.h"
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@ -1,192 +0,0 @@
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#include "sfontplus.h"
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#include "imageio.h"
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#include <cassert>
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Uint32 SFontPlus::getPixel(Sint32 x, Sint32 y) {
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assert(x>=0);
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assert(x<surface->w);
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assert(y>=0);
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assert(y<surface->h);
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Uint32 Bpp = surface->format->BytesPerPixel;
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// Get the pixel
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switch(Bpp) {
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case 1:
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return *((Uint8 *)surface->pixels + y * surface->pitch + x);
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break;
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case 2:
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return *((Uint16 *)surface->pixels + y * surface->pitch/2 + x);
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break;
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case 3: { // Format/endian independent
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Uint8 *bits = ((Uint8 *)surface->pixels)+y*surface->pitch+x*Bpp;
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Uint8 r, g, b;
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r = *((bits)+surface->format->Rshift/8);
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g = *((bits)+surface->format->Gshift/8);
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b = *((bits)+surface->format->Bshift/8);
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return SDL_MapRGB(surface->format, r, g, b);
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}
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break;
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case 4:
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return *((Uint32 *)surface->pixels + y * surface->pitch/4 + x);
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break;
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}
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return 0;
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}
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SFontPlus::SFontPlus() {
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surface = NULL;
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}
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SFontPlus::SFontPlus(SDL_Surface* font) {
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surface = NULL;
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initFont(font);
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}
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SFontPlus::SFontPlus(const std::string &font) {
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surface = NULL;
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initFont(font);
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}
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SFontPlus::~SFontPlus() {
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freeFont();
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}
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bool SFontPlus::utf8Code(unsigned char c) {
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return (c>=194 && c<=198) || c==208 || c==209;
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//return c>=194;
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}
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void SFontPlus::initFont(const std::string &font, const std::string &characters) {
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SDL_Surface *buf = loadPNG(font);
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if (buf!=NULL) {
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initFont( SDL_DisplayFormatAlpha(buf), characters );
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SDL_FreeSurface(buf);
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}
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}
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void SFontPlus::initFont(SDL_Surface *font, const std::string &characters) {
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freeFont();
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this->characters = characters;
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if (font==NULL) return;
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surface = font;
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Uint32 pink = SDL_MapRGB(surface->format, 255,0,255);
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#ifdef DEBUG
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bool utf8 = false;
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for (unsigned x=0; x<characters.length(); x++) {
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if (!utf8) utf8 = (unsigned char)characters[x]>128;
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if (utf8) DEBUG("%d\n", (unsigned char)characters[x]);
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}
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#endif
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unsigned c = 0;
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SDL_LockSurface(surface);
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for (unsigned x=0; x<(unsigned)surface->w && c<characters.length(); x++) {
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if (getPixel(x,0) == pink) {
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unsigned startx = x;
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charpos.push_back(x);
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x++;
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while (x<(unsigned)surface->w && getPixel(x,0) == pink) x++;
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charpos.push_back(x);
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//utf8 characters
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if (c>0 && utf8Code(characters[c-1])) {
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charpos.push_back(startx);
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charpos.push_back(x);
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c++;
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}
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c++;
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}
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}
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SDL_UnlockSurface(surface);
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Uint32 colKey = getPixel(0,surface->h-1);
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SDL_SetColorKey(surface, SDL_SRCCOLORKEY, colKey);
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std::string::size_type pos = characters.find("0")*2;
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SDL_Rect srcrect = {charpos[pos], 1, charpos[pos+2] - charpos[pos], surface->h - 1};
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unsigned y = srcrect.h;
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bool nonKeyFound = false;
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while (y-- > 0 && !nonKeyFound) {
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unsigned x = srcrect.w;
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while (x-- > 0 && !nonKeyFound)
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nonKeyFound = getPixel(x+srcrect.x,y+srcrect.y) != colKey;
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}
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lineHeight = y+1;
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}
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void SFontPlus::freeFont() {
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if (surface!=NULL) {
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SDL_FreeSurface(surface);
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surface = NULL;
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}
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}
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void SFontPlus::write(SDL_Surface *s, const std::string &text, int x, int y) {
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if (text.empty()) return;
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std::string::size_type pos;
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SDL_Rect srcrect, dstrect;
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// these values won't change in the loop
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srcrect.y = 1;
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dstrect.y = y;
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srcrect.h = dstrect.h = surface->h-1;
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for(unsigned i=0; i<text.length() && x<surface->w; i++) {
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//Utf8 characters
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if (utf8Code(text[i]) && i+1<text.length()) {
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pos = characters.find(text.substr(i,2));
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i++;
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} else
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pos = characters.find(text[i]);
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if (pos == std::string::npos) {
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x += charpos[2]-charpos[1];
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continue;
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}
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pos *= 2;
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srcrect.x = charpos[pos];
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srcrect.w = charpos[pos+2] - charpos[pos];
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dstrect.x = x - charpos[pos+1] + charpos[pos];
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SDL_BlitSurface(surface, &srcrect, s, &dstrect);
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x += charpos[pos+2] - charpos[pos+1];
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}
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}
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unsigned SFontPlus::getTextWidth(const std::string &text) {
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std::string::size_type pos;
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int width = 0;
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for(unsigned x=0; x<text.length(); x++) {
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//Utf8 characters
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if (utf8Code(text[x]) && x+1<text.length()) {
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pos = characters.find(text.substr(x,2));
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x++;
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} else
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pos = characters.find(text[x]);
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if (pos == std::string::npos) {
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width += charpos[2]-charpos[1];
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continue;
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}
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pos *= 2;
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width += charpos[pos+2] - charpos[pos+1];
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}
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return width;
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}
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unsigned SFontPlus::getHeight() {
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return surface->h - 1;
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}
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unsigned SFontPlus::getLineHeight() {
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return lineHeight;
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}
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@ -1,38 +0,0 @@
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#ifndef SFONTPLUS_H
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||||
#define SFONTPLUS_H
|
||||
|
||||
#include <SDL.h>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#define SFONTPLUS_CHARSET "!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¿ÀÁÈÉÌÍÒÓÙÚÝÄËÏÖÜŸÂÊÎÔÛÅÃÕÑÆÇČĎĚĽĹŇÔŘŔŠŤŮŽàáèéìíòóùúýäëïöüÿâêîôûåãõñæçčďěľĺňôřŕšťžůðßÐÞþАБВГДЕЁЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдеёжзийклмнопрстуфхцчшщъыьэюяØøąćęłńśżźĄĆĘŁŃŚŻŹ"
|
||||
|
||||
class SFontPlus {
|
||||
private:
|
||||
Uint32 getPixel(Sint32 x, Sint32 y);
|
||||
|
||||
SDL_Surface *surface;
|
||||
std::vector<unsigned> charpos;
|
||||
std::string characters;
|
||||
unsigned height, lineHeight;
|
||||
|
||||
public:
|
||||
SFontPlus();
|
||||
SFontPlus(SDL_Surface *font);
|
||||
SFontPlus(const std::string &font);
|
||||
~SFontPlus();
|
||||
|
||||
bool utf8Code(unsigned char c);
|
||||
|
||||
void initFont(SDL_Surface *font, const std::string &characters = SFONTPLUS_CHARSET);
|
||||
void initFont(const std::string &font, const std::string &characters = SFONTPLUS_CHARSET);
|
||||
void freeFont();
|
||||
|
||||
void write(SDL_Surface *s, const std::string &text, int x, int y);
|
||||
|
||||
unsigned getTextWidth(const std::string &text);
|
||||
unsigned getHeight();
|
||||
unsigned getLineHeight();
|
||||
};
|
||||
|
||||
#endif /* SFONTPLUS_H */
|
||||
Loading…
Reference in New Issue
Block a user