236 lines
9.4 KiB
C
236 lines
9.4 KiB
C
/*
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* This file is part of Luma3DS
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* Copyright (C) 2016 Aurora Wright, TuxSH
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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 3 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, see <http://www.gnu.org/licenses/>.
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*
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* Additional Terms 7.b of GPLv3 applies to this file: Requiring preservation of specified
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* reasonable legal notices or author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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*/
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#include "config.h"
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#include "memory.h"
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#include "fs.h"
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#include "utils.h"
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#include "screen.h"
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#include "draw.h"
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#include "buttons.h"
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bool readConfig(const char *configPath)
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{
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if(fileRead(&configData, configPath) != sizeof(cfgData) ||
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memcmp(configData.magic, "CONF", 4) != 0 ||
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configData.formatVersionMajor != CONFIG_VERSIONMAJOR ||
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configData.formatVersionMinor != CONFIG_VERSIONMINOR)
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{
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configData.config = 0;
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return false;
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}
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return true;
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}
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void writeConfig(const char *configPath, u32 configTemp)
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{
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/* If the configuration is different from previously, overwrite it.
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Just the no-forcing flag being set is not enough */
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if((configTemp & 0xFFFFFFEF) != configData.config)
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{
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//Merge the new options and new boot configuration
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configData.config = (configData.config & 0xFFFFFFC0) | (configTemp & 0x3F);
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memcpy(configData.magic, "CONF", 4);
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configData.formatVersionMajor = CONFIG_VERSIONMAJOR;
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configData.formatVersionMinor = CONFIG_VERSIONMINOR;
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if(!fileWrite(&configData, configPath, sizeof(cfgData)))
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{
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createDirectory("luma");
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if(!fileWrite(&configData, configPath, sizeof(cfgData)))
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error("Error writing the configuration file");
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}
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}
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}
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void configure(void)
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{
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initScreens();
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drawString(CONFIG_TITLE, 10, 10, COLOR_TITLE);
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drawString("Press A to select, START to save", 10, 30, COLOR_WHITE);
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const char *multiOptionsText[] = { "Screen brightness: 4( ) 3( ) 2( ) 1( )",
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"New 3DS CPU: Off( ) Clock( ) L2( ) Clock+L2( )" };
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const char *singleOptionsText[] = { "( ) Autoboot SysNAND",
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"( ) Use SysNAND FIRM if booting with R (A9LH)",
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"( ) Use second EmuNAND as default",
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"( ) Enable region/language emu. and ext. .code",
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"( ) Show current NAND in System Settings",
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"( ) Enable experimental TwlBg patches",
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"( ) Show GBA boot screen in patched AGB_FIRM",
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"( ) Display splash screen before payloads",
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"( ) Use a PIN" };
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struct multiOption {
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int posXs[4];
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int posY;
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u32 enabled;
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} multiOptions[] = {
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{ .posXs = {21, 26, 31, 36} },
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{ .posXs = {17, 26, 32, 44} }
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};
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//Calculate the amount of the various kinds of options and pre-select the first single one
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u32 multiOptionsAmount = sizeof(multiOptions) / sizeof(struct multiOption),
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singleOptionsAmount = sizeof(singleOptionsText) / sizeof(char *),
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totalIndexes = multiOptionsAmount + singleOptionsAmount - 1,
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selectedOption = multiOptionsAmount;
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struct singleOption {
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int posY;
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bool enabled;
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} singleOptions[singleOptionsAmount];
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//Parse the existing options
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for(u32 i = 0; i < multiOptionsAmount; i++)
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multiOptions[i].enabled = MULTICONFIG(i);
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for(u32 i = 0; i < singleOptionsAmount; i++)
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singleOptions[i].enabled = CONFIG(i);
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//Character to display a selected option
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char selected = 'x';
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int endPos = 42;
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//Display all the multiple choice options in white
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for(u32 i = 0; i < multiOptionsAmount; i++)
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{
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multiOptions[i].posY = endPos + SPACING_Y;
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endPos = drawString(multiOptionsText[i], 10, multiOptions[i].posY, COLOR_WHITE);
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drawCharacter(selected, 10 + multiOptions[i].posXs[multiOptions[i].enabled] * SPACING_X, multiOptions[i].posY, COLOR_WHITE);
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}
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endPos += SPACING_Y / 2;
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u32 color = COLOR_RED;
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//Display all the normal options in white except for the first one
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for(u32 i = 0; i < singleOptionsAmount; i++)
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{
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singleOptions[i].posY = endPos + SPACING_Y;
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endPos = drawString(singleOptionsText[i], 10, singleOptions[i].posY, color);
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if(singleOptions[i].enabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[i].posY, color);
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color = COLOR_WHITE;
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}
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u32 pressed = 0;
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//Boring configuration menu
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while(pressed != BUTTON_START)
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{
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do
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{
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pressed = waitInput();
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}
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while(!(pressed & MENU_BUTTONS));
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if(pressed != BUTTON_A)
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{
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//Remember the previously selected option
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u32 oldSelectedOption = selectedOption;
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switch(pressed)
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{
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case BUTTON_UP:
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selectedOption = !selectedOption ? totalIndexes : selectedOption - 1;
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break;
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case BUTTON_DOWN:
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selectedOption = selectedOption == totalIndexes ? 0 : selectedOption + 1;
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break;
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case BUTTON_LEFT:
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selectedOption = 0;
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break;
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case BUTTON_RIGHT:
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selectedOption = totalIndexes;
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break;
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default:
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continue;
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}
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if(selectedOption == oldSelectedOption) continue;
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//The user moved to a different option, print the old option in white and the new one in red. Only print 'x's if necessary
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if(oldSelectedOption < multiOptionsAmount)
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{
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drawString(multiOptionsText[oldSelectedOption], 10, multiOptions[oldSelectedOption].posY, COLOR_WHITE);
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drawCharacter(selected, 10 + multiOptions[oldSelectedOption].posXs[multiOptions[oldSelectedOption].enabled] * SPACING_X, multiOptions[oldSelectedOption].posY, COLOR_WHITE);
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}
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else
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{
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u32 singleOldSelected = oldSelectedOption - multiOptionsAmount;
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drawString(singleOptionsText[singleOldSelected], 10, singleOptions[singleOldSelected].posY, COLOR_WHITE);
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if(singleOptions[singleOldSelected].enabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[singleOldSelected].posY, COLOR_WHITE);
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}
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if(selectedOption < multiOptionsAmount)
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drawString(multiOptionsText[selectedOption], 10, multiOptions[selectedOption].posY, COLOR_RED);
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else
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{
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u32 singleSelected = selectedOption - multiOptionsAmount;
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drawString(singleOptionsText[singleSelected], 10, singleOptions[singleSelected].posY, COLOR_RED);
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}
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}
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else
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{
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//The selected option's status changed, print the 'x's accordingly
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if(selectedOption < multiOptionsAmount)
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{
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u32 oldEnabled = multiOptions[selectedOption].enabled;
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drawCharacter(selected, 10 + multiOptions[selectedOption].posXs[oldEnabled] * SPACING_X, multiOptions[selectedOption].posY, COLOR_BLACK);
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multiOptions[selectedOption].enabled = oldEnabled == 3 ? 0 : oldEnabled + 1;
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if(!selectedOption)
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updateBrightness(multiOptions[selectedOption].enabled);
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}
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else
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{
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bool oldEnabled = singleOptions[selectedOption - multiOptionsAmount].enabled;
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singleOptions[selectedOption - multiOptionsAmount].enabled = !oldEnabled;
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if(oldEnabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[selectedOption - multiOptionsAmount].posY, COLOR_BLACK);
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}
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}
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//In any case, if the current option is enabled (or a multiple choice option is selected) we must display a red 'x'
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if(selectedOption < multiOptionsAmount)
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drawCharacter(selected, 10 + multiOptions[selectedOption].posXs[multiOptions[selectedOption].enabled] * SPACING_X, multiOptions[selectedOption].posY, COLOR_RED);
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else
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{
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u32 singleSelected = selectedOption - multiOptionsAmount;
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if(singleOptions[singleSelected].enabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[singleSelected].posY, COLOR_RED);
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}
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}
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//Preserve the last-used boot options (last 12 bits)
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configData.config &= 0x3F;
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//Parse and write the new configuration
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for(u32 i = 0; i < multiOptionsAmount; i++)
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configData.config |= multiOptions[i].enabled << (i * 2 + 6);
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for(u32 i = 0; i < singleOptionsAmount; i++)
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configData.config |= (singleOptions[i].enabled ? 1 : 0) << (i + 16);
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//Wait for the pressed buttons to change
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while(HID_PAD == BUTTON_START);
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} |