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https://github.com/netsurf-browser/netsurf
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Removed unused source files.
svn path=/trunk/netsurf/; revision=13384
This commit is contained in:
Ole Loots
parent
03cd3ac72b
commit
3b492b4842
131
atari/slider.c
131
atari/slider.c
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/*
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* Copyright 2010 Ole Loots <ole@monochrom.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf 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; version 2 of the License.
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*
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* NetSurf 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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include "atari/slider.h"
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long inline slider_pages( long content_dim, long workarea_dim )
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{
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long ret;
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ret = (long)ceil( (float)content_dim / (float)workarea_dim );
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if( ret <= 0 )
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ret = 1;
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return( ret );
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}
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float inline slider_pages_dec( long content_dim, long workarea_dim )
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{
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float ret;
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ret = (float)content_dim / (float)workarea_dim );
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if( ret <= 0 )
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ret = 1;
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return( ret );
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}
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int slider_gem_size( long content_dim, long workarea_dim )
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{
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int ret;
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int pages = slider_pages(content_dim, workarea_dim);
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if( pages <= 0 )
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return 1;
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ret = 1000 / pages;
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if( ret <= 0 )
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ret = 1;
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return( ret );
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}
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int slider_pos_to_gem_pos( long content_dim, long workarea_dim, long slider_pos )
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{
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int ret;
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int spos = slider_max_pos( content_dim, workarea_dim );
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if( spos < 1 )
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return( 0 );
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float x = (float)1000 / spos;
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if(content_dim >= 1000)
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ret = (int)( x * slider_pos );
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else
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ret = (int)ceilf( (float)x * slider_pos );
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return( max(0, ret) );
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}
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long slider_gem_pos_to_pos( long content_dim, long workarea_dim, int slider_pos )
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{
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long ret;
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int nmax = slider_max_pos( content_dim, workarea_dim );
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float x = (float)1000 / nmax;
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if(content_dim >= 1000)
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ret = (int) ( (float) slider_pos * x);
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else
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ret = (int) ceilf( (float)slider_pos * x );
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return( max(0, ret) );
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}
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long inline slider_gem_size_to_res( long workarea_dim, int gem_size )
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{
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/* subtract [<-] and [->] buttons (16*2) from workarea: */
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int factor = 1000 / (workarea_dim - 16*2);
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return( max(1, gem_size / factor) );
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}
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long slider_gem_pos_to_res( long content_dim, long workarea_dim, int gem_pos )
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{
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/* subtract size of boxchar: */
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int room = workarea_dim - 16 * 2 - slider_gem_size_to_res(workarea_dim, slider_gem_sz );
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/*
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1. Berechnen welchem Prozentsatz die GEM Position entspricht:
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1000 = Grundwert
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gem_pos = Prozentwert
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Prozentsatz = ?
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Rechnung: Prozentwert * 100 / 1000
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Gekürzt: Prozentwert / 10
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p_calc = der Prozentsatz / 100 -> fuer vereinfachte nutzung
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*/
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/* float p_gem = (float)gem_pos / 10; */
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float p_calc = (float)gem_pos / 1000;
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/*
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2. Berechnen welchem Pixel der Prozentsatz entspricht
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room = Grundwert
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p_gem = Prozentsatz
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Prozentwert = ?
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Rechnung = G * p / 100
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Anmerkung: es wird p_calc verwendet, da praktischer...
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*/
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int pixel = (float)((float)room * p_calc)+0.5;
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return( pixel );
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}
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/*
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Not implemented
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long slider_pos_to_res( long content_dim, long workarea_dim, int pos )
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{
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long max_pos = slider_max_pos( content_dim, workarea_dim );
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return( -1 );
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}
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*/
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@ -1,57 +0,0 @@
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/*
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* Copyright 2010 Ole Loots <ole@monochrom.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf 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; version 2 of the License.
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*
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* NetSurf 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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NS_SLIDER_H_INCLUDED
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#define NS_SLIDER_H_INCLUDED
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/* -------------------------------------------------------------------------- */
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/* Slider Interface: */
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/* -------------------------------------------------------------------------- */
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#define BR_SCROLLBAR_SZ 16
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/* Calculate how many pixel an specific page of the content contains */
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#define SLIDER_PIXELS_ON_PAGE( long content_dim, long workarea_dim, long page )\
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min( workarea_dim, content_dim - page * workarea_dim)
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/* Returns max internal slider pos, counting from zero */
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#define SLIDER_MAX_POS(content_dim, workarea_dim) max( 0, content_dim - workarea_dim)
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/* Calculate the number of content-"pages" for window size */
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long inline slider_pages( long content_dim, long workarea_dim );
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float inline slider_pages_dec( long content_dim, long workarea_dim )
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/* Convert content size into gem slider size ( 0 - 1000 ) */
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int inline slider_gem_size( long content_dim, long workarea_dim );
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/* convert internal slider position to gem slider position */
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int slider_pos_to_gem_pos( long content_dim, long workarea_dim, long slider_pos );
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/* convert gem slider pos to "internal" pos system */
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long slider_gem_pos_to_pos( long content_dim, long workarea_dim, int slider_pos );
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/* Calculate the gem slider mover size into pixel size */
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long slider_gem_size_to_res( long workarea_dim, int gem_size );
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/* Convert the gem Slider pos to an pixel value */
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long slider_gem_pos_to_res( long content_dim, long workarea_dim, int gem_pos );
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#endif
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