mirror of
https://github.com/ekeeke/Genesis-Plus-GX.git
synced 2024-11-05 10:25:07 +01:00
7dae5fc15a
.implemented interactive screen positioning & scaling in video option menu .usual code cleanup
552 lines
16 KiB
C
552 lines
16 KiB
C
/*
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* filesel.c
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*
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* File Selection menu
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*
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* Softdev (2006)
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* Eke-Eke (2007,2008,2009)
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*
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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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*
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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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*
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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********************************************************************************/
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#include "shared.h"
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#include "font.h"
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#include "gui.h"
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#include "file_dvd.h"
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#include "file_fat.h"
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#include "filesel.h"
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#ifdef HW_RVL
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#include <wiiuse/wpad.h>
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#endif
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#define PAGESIZE 11
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#define PAGEOFFSET 120
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FILEENTRIES filelist[MAXFILES];
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static int offset = 0;
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static int selection = 0;
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static int old_selection = 0;
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static int old_offset = 0;
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static int maxfiles = 0;
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/*****************************************************************************/
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/* GUI Buttons data */
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/*****************************************************************************/
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static butn_data arrow_up_data =
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{
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{NULL,NULL},
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{Button_up_png,Button_up_over_png}
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};
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static butn_data arrow_down_data =
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{
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{NULL,NULL},
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{Button_down_png,Button_down_over_png}
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};
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/*****************************************************************************/
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/* GUI Arrows button */
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/*****************************************************************************/
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static gui_butn arrow_up = {&arrow_up_data,BUTTON_VISIBLE|BUTTON_OVER_SFX,{0,0,0,0},14,76,360,32};
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static gui_butn arrow_down = {&arrow_down_data,BUTTON_VISIBLE|BUTTON_OVER_SFX,{0,0,0,0},14,368,360,32};
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/*****************************************************************************/
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/* GUI helpers */
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/*****************************************************************************/
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static gui_item action_cancel =
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{
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NULL,Key_B_png,"","Previous Directory",10,422,28,28
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};
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static gui_item action_select =
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{
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NULL,Key_A_png,"","Load ROM file",602,422,28,28
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};
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/*****************************************************************************/
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/* GUI Background images */
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/*****************************************************************************/
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static gui_image bg_filesel[10] =
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{
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{NULL,Bg_main_png,IMAGE_VISIBLE,356,144,348,288,255},
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{NULL,Bg_overlay_png,IMAGE_VISIBLE|IMAGE_REPEAT,0,0,640,480,255},
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{NULL,Banner_top_png,IMAGE_VISIBLE,0,0,640,108,255},
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{NULL,Banner_bottom_png,IMAGE_VISIBLE,0,380,640,100,255},
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{NULL,Main_logo_png,IMAGE_VISIBLE,466,40,152,44,255},
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{NULL,Frame_s1_png,IMAGE_VISIBLE,8,70,372,336,230},
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{NULL,Frame_s2_png,0,384,264,248,140,200},
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{NULL,Snap_empty_png,IMAGE_VISIBLE,422,114,164,116,255},
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{NULL,NULL,0,424,116,160,112,255},
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{NULL,Snap_frame_png,IMAGE_VISIBLE,388,112,236,148,255}
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};
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/*****************************************************************************/
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/* GUI Descriptor */
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/*****************************************************************************/
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static gui_menu menu_browser =
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{
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"Game Selection",
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-1,-1,
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0,0,10,0,
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NULL,
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NULL,
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bg_filesel,
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{&action_cancel, &action_select},
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{&arrow_up,&arrow_down}
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};
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/***************************************************************************
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* FileSortCallback (Marty Disibio)
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*
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* Quick sort callback to sort file entries with the following order:
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* .
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* ..
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* <dirs>
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* <files>
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***************************************************************************/
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int FileSortCallback(const void *f1, const void *f2)
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{
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/* Special case for implicit directories */
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if(((FILEENTRIES *)f1)->filename[0] == '.' || ((FILEENTRIES *)f2)->filename[0] == '.')
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{
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if(strcmp(((FILEENTRIES *)f1)->filename, ".") == 0) { return -1; }
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if(strcmp(((FILEENTRIES *)f2)->filename, ".") == 0) { return 1; }
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if(strcmp(((FILEENTRIES *)f1)->filename, "..") == 0) { return -1; }
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if(strcmp(((FILEENTRIES *)f2)->filename, "..") == 0) { return 1; }
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}
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/* If one is a file and one is a directory the directory is first. */
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if(((FILEENTRIES *)f1)->flags == 1 && ((FILEENTRIES *)f2)->flags == 0) return -1;
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if(((FILEENTRIES *)f1)->flags == 0 && ((FILEENTRIES *)f2)->flags == 1) return 1;
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return stricmp(((FILEENTRIES *)f1)->filename, ((FILEENTRIES *)f2)->filename);
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}
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/****************************************************************************
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* FileSelector
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*
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* Let user select a file from the File listing
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..* ROM file buffer is provided as input
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* ROM size is returned
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*
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****************************************************************************/
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int FileSelector(unsigned char *buffer, bool useFAT)
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{
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short p;
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int ret,i,yoffset;
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int size = 0;
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int go_up = 0;
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int string_offset = 0;
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int old = -1;
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char text[MAXPATHLEN];
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char fname[MAXPATHLEN];
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FILE *xml,*snap;
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#ifdef HW_RVL
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int x,y;
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gui_butn *button;
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#endif
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/* Initialize Menu */
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gui_menu *m = &menu_browser;
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GUI_InitMenu(m);
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/* Initialize directory icon */
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gui_image dir_icon;
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dir_icon.texture = gxTextureOpenPNG(Browser_dir_png,0);
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dir_icon.w = dir_icon.texture->width;
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dir_icon.h = dir_icon.texture->height;
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dir_icon.x = 26;
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dir_icon.y = PAGEOFFSET;
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/* Initialize selection bar */
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gui_image bar_over;
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bar_over.texture = gxTextureOpenPNG(Overlay_bar_png,0);
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bar_over.w = bar_over.texture->width;
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bar_over.h = bar_over.texture->height;
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bar_over.x = 22;
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bar_over.y = -(bar_over.h - dir_icon.h)/2;
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while (1)
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{
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/* ROM file snapshot/database */
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if (old != selection)
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{
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old = selection;
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string_offset = 0;
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/* delete previous texture if any */
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gxTextureClose(&bg_filesel[8].texture);
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bg_filesel[8].state &= ~IMAGE_VISIBLE;
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bg_filesel[6].state &= ~IMAGE_VISIBLE;
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if (!filelist[selection].flags)
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{
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/* get ROM filename without extension */
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sprintf (text, "%s", filelist[selection].filename);
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if (strlen(text) >= 4) text[strlen(text) - 4] = 0;
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/* ROM database informations */
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sprintf (fname, "%s/db/%s.xml", DEFAULT_PATH, text);
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xml = fopen(fname, "rb");
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if (xml)
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{
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bg_filesel[6].state |= IMAGE_VISIBLE;
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fclose(xml); /* TODO */
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}
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/* open screenshot file */
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sprintf (fname, "%s/snaps/%s.png", DEFAULT_PATH, text);
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snap = fopen(fname, "rb");
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if (snap)
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{
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bg_filesel[8].texture = gxTextureOpenPNG(0,snap);
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if (bg_filesel[8].texture) bg_filesel[8].state |= IMAGE_VISIBLE;
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fclose(snap);
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}
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}
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}
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/* update helper */
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if (m->selected != -1)
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{
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/* out of focus */
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strcpy(action_select.comment,"");
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}
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else if (!filelist[selection].flags)
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{
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/* this is a file */
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strcpy(action_select.comment,"Load ROM File");
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}
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else
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{
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/* this is a directory */
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if (!strcmp(filelist[selection].filename,".."))
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strcpy(action_select.comment,"Previous Directory");
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else
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strcpy(action_select.comment,"Open Directory");
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}
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/* Draw menu*/
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GUI_DrawMenu(m);
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/* Draw Files list */
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yoffset = PAGEOFFSET;
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for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
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{
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if (i == selection)
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{
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/* scrolling text */
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if ((string_offset/10) >= strlen(filelist[i].filename)) string_offset = 0;
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sprintf(text, "%s ",filelist[i].filename + string_offset/10);
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strncat(text, filelist[i].filename, string_offset/10);
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gxDrawTexture(bar_over.texture,bar_over.x,yoffset+bar_over.y,bar_over.w,bar_over.h,255);
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if (filelist[i].flags)
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{
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/* directory icon */
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gxDrawTexture(dir_icon.texture,dir_icon.x-1,yoffset-1,dir_icon.w+2,dir_icon.h+2,255);
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if (FONT_write(text,18,dir_icon.x+dir_icon.w+6,yoffset+16,bar_over.w-dir_icon.w-14,(GXColor)WHITE))
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{
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/* text scrolling */
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string_offset ++;
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}
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}
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else
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{
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if (FONT_write(text,18,dir_icon.x,yoffset+16,bar_over.w-8,(GXColor)WHITE))
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{
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/* text scrolling */
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string_offset ++;
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}
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}
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}
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else
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{
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if (filelist[i].flags)
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{
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/* directory icon */
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gxDrawTexture(dir_icon.texture,dir_icon.x,yoffset,dir_icon.w,dir_icon.h,255);
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FONT_write(filelist[i].filename,16,dir_icon.x+dir_icon.w+6,yoffset+16,bar_over.w-dir_icon.w-14,(GXColor)WHITE);
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}
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else
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{
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FONT_write(filelist[i].filename,16,dir_icon.x,yoffset+16,bar_over.w-8,(GXColor)WHITE);
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}
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}
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yoffset += 22;
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}
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#ifdef HW_RVL
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if (Shutdown)
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{
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gxTextureClose(&w_pointer);
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gxTextureClose(&bar_over.texture);
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gxTextureClose(&dir_icon.texture);
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GUI_DeleteMenu(m);
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GUI_FadeOut();
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shutdown();
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SYS_ResetSystem(SYS_POWEROFF, 0, 0);
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}
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else if (m_input.ir.valid)
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{
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/* get cursor position */
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x = m_input.ir.x;
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y = m_input.ir.y;
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/* draw wiimote pointer */
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gxDrawTextureRotate(w_pointer, x-w_pointer->width/2, y-w_pointer->height/2, w_pointer->width, w_pointer->height,m_input.ir.angle,255);
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/* find selected item */
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yoffset = PAGEOFFSET - 4;
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m->selected = m->max_buttons + 2;
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for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
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{
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if ((x<=380)&&(y>=yoffset)&&(y<(yoffset+24)))
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{
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selection = i;
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m->selected = -1;
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break;
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}
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yoffset += 24;
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}
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/* find selected button */
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for (i=0; i<2; i++)
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{
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button = m->arrows[i];
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if (button)
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{
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if (button->state & BUTTON_VISIBLE)
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{
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if ((x>=button->x)&&(x<=(button->x+button->w))&&(y>=button->y)&&(y<=(button->y+button->h)))
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{
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m->selected = m->max_buttons + i;
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break;
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}
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}
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}
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}
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}
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else
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{
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/* reset indicator */
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m->selected = -1;
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}
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#endif
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/* copy EFB to XFB */
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gxSetScreen();
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p = m_input.keys;
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/* highlight next item */
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if (p & PAD_BUTTON_DOWN)
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{
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selection++;
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if (selection == maxfiles) selection = offset = 0;
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if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
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}
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/* highlight previous item */
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else if (p & PAD_BUTTON_UP)
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{
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selection--;
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if (selection < 0)
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{
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selection = maxfiles - 1;
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offset = selection - PAGESIZE + 1;
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}
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if (selection < offset) offset -= PAGESIZE;
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if (offset < 0) offset = 0;
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}
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/* go back one page */
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else if (p & PAD_TRIGGER_L)
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{
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selection -= PAGESIZE;
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if (selection < 0)
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{
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selection = maxfiles - 1;
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offset = selection - PAGESIZE + 1;
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}
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if (selection < offset) offset -= PAGESIZE;
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if (offset < 0) offset = 0;
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}
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/* go forward one page */
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else if (p & PAD_TRIGGER_R)
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{
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selection += PAGESIZE;
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if (selection > maxfiles - 1) selection = offset = 0;
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if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
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}
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/* quit */
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else if (p & PAD_TRIGGER_Z)
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{
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GUI_DeleteMenu(m);
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gxTextureClose(&bar_over.texture);
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gxTextureClose(&dir_icon.texture);
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return 0;
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}
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/* open selected file or directory */
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else if ((p & PAD_BUTTON_A) || (p & PAD_BUTTON_B))
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{
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string_offset = 0;
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go_up = 0;
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if (p & PAD_BUTTON_B)
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{
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/* go up one directory or quit */
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go_up = 1;
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selection = 0;
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}
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#ifdef HW_RVL
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else
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{
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/* arrow buttons selected */
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if (m->selected == m->max_buttons) /* up arrow */
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{
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selection--;
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if (selection < 0)
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{
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selection = maxfiles - 1;
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offset = selection - PAGESIZE + 1;
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}
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if (selection < offset) offset -= PAGESIZE;
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if (offset < 0) offset = 0;
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}
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else if (m->selected == (m->max_buttons+1)) /* down arrow */
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{
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selection++;
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if (selection == maxfiles) selection = offset = 0;
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if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
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}
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}
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#endif
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/* ensure we are in focus area */
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if (go_up || (m->selected < m->max_buttons))
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{
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/*** This is directory ***/
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if (filelist[selection].flags)
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{
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/* force going up */
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go_up = (selection == 0);
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/* get new directory */
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if (useFAT)
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ret = FAT_UpdateDirectory(go_up,filelist[selection].filename);
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else
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ret = DVD_UpdateDirectory(go_up,filelist[selection].offset,filelist[selection].length);
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/* get new entry list or quit */
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if (ret)
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{
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/* reinit selector (previous value is saved for one level) */
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if (selection == 0)
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{
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selection = old_selection;
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offset = old_offset;
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old_selection = 0;
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old_offset = 0;
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}
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else
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{
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/* save current selector value */
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old_selection = selection;
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old_offset = offset;
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selection = 0;
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offset = 0;
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}
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/* get directory entries */
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if (useFAT)
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maxfiles = FAT_ParseDirectory();
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else
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maxfiles = DVD_ParseDirectory();
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}
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else
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{
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GUI_DeleteMenu(m);
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gxTextureClose(&bar_over.texture);
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gxTextureClose(&dir_icon.texture);
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return 0;
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}
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}
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/*** This is a file ***/
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else
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{
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/* root directory ? */
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if (go_up)
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{
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GUI_DeleteMenu(m);
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gxTextureClose(&bar_over.texture);
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gxTextureClose(&dir_icon.texture);
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return 0;
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}
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else
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{
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/* user confirmation */
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if (GUI_ConfirmPrompt("Load selected File ?"))
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{
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/* Load ROM file from device */
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if (useFAT)
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size = FAT_LoadFile(buffer,selection);
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else
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size = DVD_LoadFile(buffer,selection);
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/* Reload emulation */
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if (size)
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{
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memfile_autosave(-1,config.state_auto);
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reloadrom(size,filelist[selection].filename);
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memfile_autoload(config.sram_auto,config.state_auto);
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}
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/* Exit */
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GUI_MsgBoxClose();
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GUI_DeleteMenu(m);
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gxTextureClose(&bar_over.texture);
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gxTextureClose(&dir_icon.texture);
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return size;
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}
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/* user canceled */
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GUI_MsgBoxClose();
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}
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}
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}
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}
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}
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}
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void ClearSelector(u32 max)
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{
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maxfiles = max;
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offset = 0;
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selection = 0;
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old_offset = 0;
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old_selection = 0;
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}
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