mirror of
https://github.com/tuxbox-neutrino/neutrino.git
synced 2025-09-01 18:01:13 +02:00
remove duplicate unneccessary LCD fontrenderer code
git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-beta@2026 e54a6e83-5905-42d5-8d5c-058d10e6a962
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seife
@@ -45,7 +45,6 @@ endif
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if BOXTYPE_TRIPLE
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libneutrino_driver_a_SOURCES += \
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newclock.cpp \
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lcdfontrenderer.cpp \
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lcdd.cpp
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INCLUDES += \
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@@ -1,302 +0,0 @@
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/*
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$Header$
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LCD-Daemon - DBoxII-Project
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Copyright (C) 2001 Steffen Hehn 'McClean'
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Copyright (C) 2003 thegoodguy
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baseroutines by tmbinc
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License: GPL
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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 of the License, or
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(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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <config.h>
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#include <lcddisplay/fontrenderer.h>
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#include <stdio.h>
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#include <string.h>
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#include <driver/encoding.h>
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#include <ft2build.h>
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#include FT_FREETYPE_H
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FT_Error LcdFontRenderClass::myFTC_Face_Requester(FTC_FaceID face_id,
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FT_Library /*library*/,
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FT_Pointer request_data,
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FT_Face* aface)
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{
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return ((LcdFontRenderClass*)request_data)->FTC_Face_Requester(face_id, aface);
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}
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LcdFontRenderClass::LcdFontRenderClass(CLCDDisplay * fb)
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{
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framebuffer = fb;
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printf("[LCDFONT] initializing core...");
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fflush(stdout);
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if (FT_Init_FreeType(&library))
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{
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printf("failed.\n");
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return;
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}
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printf("\n");
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font=0;
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pthread_mutex_init(&render_mutex, NULL);
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}
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LcdFontRenderClass::~LcdFontRenderClass()
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{
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FTC_Manager_Done(cacheManager);
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FT_Done_FreeType(library);
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}
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void LcdFontRenderClass::InitFontCache()
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{
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printf("[LCDFONT] Intializing font cache...");
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fflush(stdout);
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if (FTC_Manager_New(library, 3, 0, 0, myFTC_Face_Requester, this, &cacheManager))
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{
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printf(" manager failed!\n");
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return;
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}
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if (!cacheManager)
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{
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printf(" error.\n");
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return;
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}
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if (FTC_SBitCache_New(cacheManager, &sbitsCache))
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{
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printf(" sbit failed!\n");
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return;
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}
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if (FTC_ImageCache_New(cacheManager, &imageCache))
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{
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printf(" imagecache failed!\n");
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}
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printf("\n");
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}
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FT_Error LcdFontRenderClass::FTC_Face_Requester(FTC_FaceID face_id,
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FT_Face* aface)
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{
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fontListEntry *f = (fontListEntry *)face_id;
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if (!f)
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return -1;
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printf("[LCDFONT] FTC_Face_Requester (%s/%s)\n", f->family, f->style);
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int error;
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if ((error = FT_New_Face(library, f->filename, 0, aface)))
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{
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printf(" failed: %i\n", error);
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return error;
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}
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return 0;
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}
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FTC_FaceID LcdFontRenderClass::getFaceID(const char *family, const char *style)
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{
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for (fontListEntry *f=font; f; f=f->next)
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{
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if ((!strcmp(f->family, family)) && (!strcmp(f->style, style)))
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return (FTC_FaceID)f;
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}
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return 0;
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}
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FT_Error LcdFontRenderClass::getGlyphBitmap(FTC_ImageType f, FT_ULong glyph_index, FTC_SBit *sbit)
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{
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return FTC_SBitCache_Lookup(sbitsCache, f, glyph_index, sbit, NULL);
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}
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const char * LcdFontRenderClass::AddFont(const char * const filename)
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{
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printf("[LCDFONT] adding font %s...", filename);
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fflush(stdout);
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int error;
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fontListEntry *n=new fontListEntry;
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FT_Face face;
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if ((error=FT_New_Face(library, filename, 0, &face)))
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{
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printf(" failed: %i\n", error);
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delete n;
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return NULL;
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}
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n->filename = strdup(filename);
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n->family = strdup(face->family_name);
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n->style = strdup(face->style_name);
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FT_Done_Face(face);
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n->next=font;
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printf("OK (%s/%s)\n", n->family, n->style);
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font=n;
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return n->style;
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}
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LcdFontRenderClass::fontListEntry::~fontListEntry()
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{
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free(filename);
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free(family);
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free(style);
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}
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LcdFont *LcdFontRenderClass::getFont(const char *family, const char *style, int size)
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{
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FTC_FaceID id=getFaceID(family, style);
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if (!id)
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return 0;
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return new LcdFont(framebuffer, this, id, size);
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}
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LcdFont::LcdFont(CLCDDisplay * fb, LcdFontRenderClass *render, FTC_FaceID faceid, int isize)
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{
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framebuffer=fb;
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renderer=render;
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font.face_id=faceid;
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font.width = isize;
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font.height = isize;
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font.flags = FT_LOAD_FORCE_AUTOHINT | FT_LOAD_MONOCHROME;
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}
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FT_Error LcdFont::getGlyphBitmap(FT_ULong glyph_index, FTC_SBit *sbit)
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{
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return renderer->getGlyphBitmap(&font, glyph_index, sbit);
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}
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void LcdFont::RenderString(int x, int y, const int width, const char * text, const int color, const int selected, const bool utf8_encoded)
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{
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int err;
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FTC_ScalerRec scaler;
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scaler.face_id = font.face_id;
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scaler.width = font.width;
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scaler.height = font.height;
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scaler.pixel = true;
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pthread_mutex_lock(&renderer->render_mutex);
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if ((err=FTC_Manager_LookupSize(renderer->cacheManager, &scaler, &size))!=0)
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{
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printf("FTC_Manager_Lookup_Size failed! (%d)\n",err);
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pthread_mutex_unlock(&renderer->render_mutex);
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return;
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}
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int left=x, step_y=(size->metrics.height >> 6 )*3/4 + 4;
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int pos =0;
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for (; *text; text++)
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{
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pos++;
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FTC_SBit glyph;
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//if ((x + size->metrics.x_ppem > (left+width)) || (*text=='\n'))
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if (x + size->metrics.x_ppem > (left+width))
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{ //width clip
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break;
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}
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if (*text=='\n')
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{
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x = left;
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y += step_y;
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}
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int unicode_value = UTF8ToUnicode(text, utf8_encoded);
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if (unicode_value == -1)
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break;
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int index = FT_Get_Char_Index(size->face, unicode_value);
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if (!index)
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continue;
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if (getGlyphBitmap(index, &glyph))
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{
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printf("failed to get glyph bitmap.\n");
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continue;
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}
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int rx=x+glyph->left;
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int ry=y-glyph->top;
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if(pos==selected)
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{
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framebuffer->draw_fill_rect(x-2,y-glyph->height-2, x+glyph->width+2, y+2, CLCDDisplay::PIXEL_INV );
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}
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for (int ay=0; ay<glyph->height; ay++)
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{
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int ax=0;
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int w=glyph->width;
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int xpos = rx;
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for (; ax<w; ax++)
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{
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unsigned char c = glyph->buffer[ay*abs(glyph->pitch)+(ax>>3)];
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if((c>>(7-(ax&7)))&1)
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framebuffer->draw_point(xpos,ry, color);
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xpos ++;
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}
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ry++;
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}
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x+=glyph->xadvance+1;
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}
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pthread_mutex_unlock(&renderer->render_mutex);
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}
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int LcdFont::getRenderWidth(const char * text, const bool utf8_encoded)
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{
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FTC_ScalerRec scaler;
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scaler.face_id = font.face_id;
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scaler.width = font.width;
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scaler.height = font.height;
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scaler.pixel = true;
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pthread_mutex_lock(&renderer->render_mutex);
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if (FTC_Manager_LookupSize(renderer->cacheManager, &scaler, &size)<0)
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{
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printf("FTC_Manager_Lookup_Size failed!\n");
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pthread_mutex_unlock(&renderer->render_mutex);
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return -1;
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}
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int x=0;
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for (; *text; text++)
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{
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FTC_SBit glyph;
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int unicode_value = UTF8ToUnicode(text, utf8_encoded);
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if (unicode_value == -1)
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break;
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int index=FT_Get_Char_Index(size->face, unicode_value);
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if (!index)
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continue;
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if (getGlyphBitmap(index, &glyph))
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{
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printf("failed to get glyph bitmap.\n");
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continue;
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}
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x+=glyph->xadvance+1;
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}
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pthread_mutex_unlock(&renderer->render_mutex);
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return x;
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}
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