Genesis-Plus-GX/source/gx/gui/filesel.c
2009-04-15 16:55:11 +00:00

407 lines
12 KiB
C

/*
* filesel.c
*
* File Selection menu
*
* code by Softdev (2006), Eke-Eke (2007,2008)
*
* 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 distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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
*
********************************************************************************/
#include "shared.h"
#include "menu.h"
#include "font.h"
#include "file_dvd.h"
#include "file_fat.h"
#include "filesel.h"
#ifdef HW_RVL
#include <wiiuse/wpad.h>
#endif
/* this is emulator specific ! */
#define PAGESIZE 14
//#define PAGEOFFSET 120
/* Global Variables */
int maxfiles = 0;
int offset = 0;
int selection = 0;
int old_selection = 0;
int old_offset = 0;
int useFAT = 0;
int useHistory = 0;
int haveDVDdir = 0;
int haveFATdir = 0;
FILEENTRIES filelist[MAXFILES];
/***************************************************************************
* ShowFiles
*
* Show filenames list in current directory
***************************************************************************/
/*static void ShowFiles (int offset, int selection)
{
int i, j;
char text[MAXJOLIET+2];
gxClearScreen ((GXColor)BLACK);
j = 0;
for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
{
memset(text,0,MAXJOLIET+2);
if (filelist[i].flags) sprintf(text, "[%s]", filelist[i].filename + filelist[i].filename_offset);
else sprintf (text, "%s", filelist[i].filename + filelist[i].filename_offset);
if (j == (selection - offset)) WriteCentre_HL ((j * fheight) + PAGEOFFSET, text);
else WriteCentre ((j * fheight) + PAGEOFFSET, text);
j++;
}
gxSetScreen ();
}*/
/***************************************************************************
* FileSortCallback (Marty Disibio)
*
* Quick sort callback to sort file entries with the following order:
* .
* ..
* <dirs>
* <files>
***************************************************************************/
int FileSortCallback(const void *f1, const void *f2)
{
/* Special case for implicit directories */
if(((FILEENTRIES *)f1)->filename[0] == '.' || ((FILEENTRIES *)f2)->filename[0] == '.')
{
if(strcmp(((FILEENTRIES *)f1)->filename, ".") == 0) { return -1; }
if(strcmp(((FILEENTRIES *)f2)->filename, ".") == 0) { return 1; }
if(strcmp(((FILEENTRIES *)f1)->filename, "..") == 0) { return -1; }
if(strcmp(((FILEENTRIES *)f2)->filename, "..") == 0) { return 1; }
}
/* If one is a file and one is a directory the directory is first. */
if(((FILEENTRIES *)f1)->flags == 1 && ((FILEENTRIES *)f2)->flags == 0) return -1;
if(((FILEENTRIES *)f1)->flags == 0 && ((FILEENTRIES *)f2)->flags == 1) return 1;
return stricmp(((FILEENTRIES *)f1)->filename, ((FILEENTRIES *)f2)->filename);
}
/****************************************************************************
* FileSelector
*
* Let user select a file from the File listing
..* ROM file buffer is provided as input
* ROM size is returned
*
****************************************************************************/
int FileSelector(unsigned char *buffer)
{
short p;
// int redraw = 1;
int go_up = 0;
int quit =0;
int ret;
int i,size;
int yoffset = 86;
char comment[2][30] = {"Back","Load ROM File"};
char fname[MAXPATHLEN];
FILE *xml;
FILE *snap;
#ifdef HW_RVL
/* allocate wiimote pointer data (only done once) */
gx_texture *pointer = gxTextureOpenPNG(generic_point_png);
#endif
/* allocate background overlay texture */
gui_image *overlay = &bg_overlay_line;
if (!overlay->texture) overlay->texture = gxTextureOpenPNG(overlay->data);
/* allocate background image texture */
gui_image *bg = &bg_right;
if (!bg->texture) bg->texture = gxTextureOpenPNG(bg->data);
/* allocate logo texture */
gui_image *logo = &logo_small;
if (!logo->texture) logo->texture = gxTextureOpenPNG(logo->data);
/* allocate background elements textures */
gui_image *banners[2] = {&top_banner,&bottom_banner};
gui_item *helpers[2] = {&action_cancel, &action_select};
for (i=0; i<2; i++)
{
/* banners */
if (!banners[i]->texture) banners[i]->texture = gxTextureOpenPNG(banners[i]->data);
/* key helpers */
if (!helpers[i]->texture) helpers[i]->texture = gxTextureOpenPNG(helpers[i]->data);
}
/* frames */
gx_texture *frame_left = gxTextureOpenPNG(Frame_s1_png);
gx_texture *frame_right = gxTextureOpenPNG(Frame_s2_png);
/* arrows */
gx_texture *arrow_up = gxTextureOpenPNG(Button_up_png);
gx_texture *arrow_up_over = gxTextureOpenPNG(Button_up_over_png);
gx_texture *arrow_down = gxTextureOpenPNG(Button_down_png);
gx_texture *arrow_down_over = gxTextureOpenPNG(Button_down_over_png);
/* selection bar */
gx_texture *bar_over = gxTextureOpenPNG(Overlay_bar_png);
/* directory icon */
gx_texture *dir_icon = gxTextureOpenPNG(Browser_dir_png);
/* stars */
gx_texture *star_full = gxTextureOpenPNG(Star_full_png);
gx_texture *star_empty = gxTextureOpenPNG(Star_empty_png);
/* snapshots */
gx_texture *snap_frame = gxTextureOpenPNG(Snap_frame_png);
gx_texture *snap_empty = gxTextureOpenPNG(Snap_empty_png);
while (!quit)
{
/* Draw menu*/
gxClearScreen ((GXColor)BACKGROUND);
gxDrawRepeat(overlay->texture,overlay->x,overlay->y,overlay->w,overlay->h);
gxDrawTexture(bg->texture,bg->x,bg->y,bg->w,bg->h,255);
gxDrawTexture(banners[0]->texture,banners[0]->x,banners[0]->y,banners[0]->w,banners[0]->h,255);
gxDrawTexture(banners[1]->texture,banners[1]->x,banners[1]->y,banners[1]->w,banners[1]->h,255);
gxDrawTexture(helpers[0]->texture,helpers[0]->x,helpers[0]->y,helpers[0]->w,helpers[0]->h,255);
gxDrawTexture(helpers[1]->texture,helpers[1]->x,helpers[1]->y,helpers[1]->w,helpers[1]->h,255);
gxDrawTexture(logo->texture,logo->x,logo->y,logo->w,logo->h,255);
/* Draw title & helps */
FONT_alignLeft("ROM Files Selection", 22,10,56, (GXColor)WHITE);
FONT_alignLeft(comment[0], 16, helpers[0]->x+helpers[0]->w+6,helpers[0]->y+(helpers[0]->h-16)/2 + 16, (GXColor)WHITE);
FONT_alignRight(comment[1], 16, helpers[1]->x - 6, helpers[1]->y+(helpers[1]->h-16)/2 + 16, (GXColor)WHITE);
/* ROM database informations */
strncpy(fname, filelist[selection].filename, strlen(filelist[selection].filename) - 4);
sprintf(fname, "%s%s.xml","/genplus/db/",fname);
xml = fopen(fname, "rb");
if (xml)
{
gxDrawTexture(frame_right,384,264,frame_right->width,frame_right->height,204);
fclose(xml); /* TODO */
}
/* ROM snapshot */
strncpy(fname, filelist[selection].filename, strlen(filelist[selection].filename) - 4);
sprintf(fname, "%s%s.png","/genplus/snap/",fname);
snap = fopen(fname, "rb");
if (snap)
{
fclose(snap); /* TODO */
}
else
{
gxDrawTexture(snap_empty,422,114,snap_empty->width,snap_empty->height,255);
}
/* Cartridge picture */
gxDrawTexture(snap_frame,388,112,snap_frame->width,snap_frame->height,255);
/* File list */
gxDrawTexture(frame_left,14,76,frame_left->width,frame_left->height,204);
for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
{
if (i == selection)
{
gxDrawTexture(bar_over,22,yoffset - ((bar_over->height - dir_icon->height)/2), bar_over->width,bar_over->height,255);
}
if (filelist[i].flags)
{
/* directory icon */
gxDrawTexture(dir_icon,26,yoffset,dir_icon->width,dir_icon->height,255);
FONT_alignLeft(filelist[i].filename + filelist[i].filename_offset, 12,26+dir_icon->width+6,yoffset+(dir_icon->height-12)/2 + 12, (GXColor)WHITE);
}
else
{
FONT_alignLeft(filelist[i].filename + filelist[i].filename_offset, 12,26,yoffset+(dir_icon->height-12)/2 + 12, (GXColor)WHITE);
}
yoffset += 22;
}
/* copy EFB to XFB */
gxSetScreen ();
/* if (redraw) ShowFiles (offset, selection);
redraw = 0;*/
p = m_input.keys;
/* scroll displayed filename */
if (p & PAD_BUTTON_LEFT)
{
if (filelist[selection].filename_offset > 0)
{
filelist[selection].filename_offset --;
//redraw = 1;
}
}
else if (p & PAD_BUTTON_RIGHT)
{
size = 0;
for (i=filelist[selection].filename_offset; i<strlen(filelist[selection].filename); i++)
size += font_size[(int)filelist[selection].filename[i]];
if (size > back_framewidth)
{
filelist[selection].filename_offset ++;
//redraw = 1;
}
}
/* highlight next item */
else if (p & PAD_BUTTON_DOWN)
{
filelist[selection].filename_offset = 0;
selection++;
if (selection == maxfiles) selection = offset = 0;
if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
//redraw = 1;
}
/* highlight previous item */
else if (p & PAD_BUTTON_UP)
{
filelist[selection].filename_offset = 0;
selection--;
if (selection < 0)
{
selection = maxfiles - 1;
offset = selection - PAGESIZE + 1;
}
if (selection < offset) offset -= PAGESIZE;
if (offset < 0) offset = 0;
//redraw = 1;
}
/* go back one page */
else if (p & PAD_TRIGGER_L)
{
filelist[selection].filename_offset = 0;
selection -= PAGESIZE;
if (selection < 0)
{
selection = maxfiles - 1;
offset = selection - PAGESIZE + 1;
}
if (selection < offset) offset -= PAGESIZE;
if (offset < 0) offset = 0;
//redraw = 1;
}
/* go forward one page */
else if (p & PAD_TRIGGER_R)
{
filelist[selection].filename_offset = 0;
selection += PAGESIZE;
if (selection > maxfiles - 1) selection = offset = 0;
if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
//redraw = 1;
}
/* quit */
if (p & PAD_TRIGGER_Z)
{
filelist[selection].filename_offset = 0;
return 0;
}
/* open selected file or directory */
if ((p & PAD_BUTTON_A) || (p & PAD_BUTTON_B))
{
filelist[selection].filename_offset = 0;
go_up = 0;
if (p & PAD_BUTTON_B)
{
/* go up one directory or quit */
go_up = 1;
selection = useFAT ? 0 : 1;
}
/*** This is directory ***/
if (filelist[selection].flags)
{
/* get new directory */
if (useFAT) ret =FAT_UpdateDir(go_up);
else ret = DVD_UpdateDir(go_up);
/* get new entry list or quit */
if (ret)
{
if (useFAT) maxfiles = FAT_ParseDirectory();
else maxfiles = DVD_ParseDirectory();
}
else
{
quit = 2;
}
}
/*** This is a file ***/
else
{
/* root directory ? */
if (go_up) quit = 2;
else quit = 1;
}
//redraw = 1;
}
}
#ifdef HW_RVL
/* allocate wiimote pointer data (only done once) */
gxTextureClose(&pointer);
#endif
gxTextureClose(&overlay->texture);
gxTextureClose(&bg->texture);
gxTextureClose(&logo->texture);
for (i=0; i<2; i++)
{
gxTextureClose(&banners[i]->texture);
gxTextureClose(&helpers[i]->texture);
}
gxTextureClose(&frame_left);
gxTextureClose(&frame_right);
gxTextureClose(&arrow_up);
gxTextureClose(&arrow_up_over);
gxTextureClose(&arrow_down);
gxTextureClose(&arrow_down_over);
gxTextureClose(&bar_over);
gxTextureClose(&dir_icon);
gxTextureClose(&star_full);
gxTextureClose(&star_empty);
gxTextureClose(&snap_frame);
gxTextureClose(&snap_empty);
if (quit == 2) return 0;
else if (useFAT) return FAT_LoadFile(buffer);
else return DVD_LoadFile(buffer);
}