/********************************************************************/
/*                                                                  */
/*      rom.c -- functions to display image data in system ROM      */
/*                                                                  */
/*                   written by  ƒ^ƒP (NAA01070)                    */
/*                                                                  */
/********************************************************************/

#include <egb.h>
#include <rom.h>

#define SYSTEM_ROM_DATA 0x108

#define OFF_GEAR_ICON    0x28000
#define OFF_TOP_LINE     0x30838
#define OFF_KEYBOARD     0x30859
#define OFF_WINDOW       0x34639
#define OFF_KANJI_BUTTON 0x3490f
#define OFF_SIZE_BUTTON  0x34b5b
#define OFF_SHADOW_V     0x34bcd
#define OFF_SHADOW_H     0x34c5c
#define OFF_CALCULATOR   0x34e00
#define OFF_BUTTON       0x37ec0
#define OFF_OPENING      0x38000
#define OFF_SYS_ICON     0x3b000

#define PSET 0
#define OR   2
#define BLUE   9
#define RED   10
#define GREEN 12

void ROM_putGearIcon(char *work, char *para, int sw, int n,
	int x, int y)
{
	DWORD(para + 0) = OFF_GEAR_ICON + ((W_GEAR_ICON + 7) / 8)
		* L_GEAR_ICON * ((n - 1) * 2 + sw);
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_GEAR_ICON - 1;
	WORD(para + 12) = y + L_GEAR_ICON - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putTopLine(char *work, char *para, int x, int y)
{
	DWORD(para + 0) = OFF_TOP_LINE;
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_TOP_LINE - 1;
	WORD(para + 12) = y + L_TOP_LINE - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putKeyboard(char *work, char *para, int n, int x, int y)
{
	DWORD(para + 0) = OFF_KEYBOARD + ((W_KEYBOARD + 7) / 8)
		* L_KEYBOARD * (n - 1);
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_KEYBOARD - 1;
	WORD(para + 12) = y + L_KEYBOARD - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putWindow(char *work, char *para, int x, int y)
{
	DWORD(para + 0) = OFF_WINDOW;
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_WINDOW - 1;
	WORD(para + 12) = y + L_WINDOW - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putKanjiButton(char *work, char *para, int n, int x, int y)
{
	DWORD(para + 0) = OFF_KANJI_BUTTON + ((W_KANJI_BUTTON + 7) / 8)
		* L_KANJI_BUTTON * (n - 1);
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_KANJI_BUTTON - 1;
	WORD(para + 12) = y + L_KANJI_BUTTON - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putSizeButton(char *work, char *para, int n, int x, int y)
{
	DWORD(para + 0) = OFF_SIZE_BUTTON + ((W_SIZE_BUTTON + 7) / 8)
		* L_SIZE_BUTTON * (n - 1);
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_SIZE_BUTTON - 1;
	WORD(para + 12) = y + L_SIZE_BUTTON - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putShadowV(char *work, char *para, int x, int y)
{
	DWORD(para + 0) = OFF_SHADOW_V;
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_SHADOW_V - 1;
	WORD(para + 12) = y + L_SHADOW_V - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putShadowH(char *work, char *para, int x, int y)
{
	DWORD(para + 0) = OFF_SHADOW_H;
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_SHADOW_H - 1;
	WORD(para + 12) = y + L_SHADOW_H - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putCalculator(char *work, char *para, int x, int y)
{
	DWORD(para + 0) = OFF_CALCULATOR;
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_CALCULATOR - 1;
	WORD(para + 12) = y + L_CALCULATOR - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putButton(char *work, char *para, int n, int x, int y)
{
	DWORD(para + 0) = OFF_BUTTON +  8 + (8 + ((W_BUTTON + 7) / 8)
		* L_BUTTON) * (n - 1);
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_BUTTON - 1;
	WORD(para + 12) = y + L_BUTTON - 1;
	EGB_putBlockColor(work, 0, para);
}

void ROM_putOpening(char *work, char *para, int x, int y)
{
	int i, j;

	EGB_writeMode(work, OR);
	for (i = 0; i < L_OPENING; ++i)
		for (j = 0; j < 3; ++j) {
			switch(j) { 
				case 0:
					EGB_color(work, 0, BLUE); break;
				case 1:
					EGB_color(work, 0, RED); break;
				default:
					EGB_color(work, 0, GREEN);
			}
			DWORD(para + 0) = OFF_OPENING + 4 + ((W_OPENING + 7) / 8)
				* (3 * i + j);
			WORD(para +  4) = SYSTEM_ROM_DATA;
			WORD(para +  6) = x;
			WORD(para +  8) = y + i;
			WORD(para + 10) = x + W_OPENING - 1;
			WORD(para + 12) = y + i;
			EGB_putBlockColor(work, 0, para);
		}
	EGB_writeMode(work, PSET);
}

void ROM_putSysIcon(char *work, char *para, int sw, int n,
	int x, int y)
{
	DWORD(para + 0) = OFF_SYS_ICON + ((W_SYS_ICON + 7) / 8)
		* L_SYS_ICON * ((n - 1) * 2 + sw);
	WORD(para +  4) = SYSTEM_ROM_DATA;
	WORD(para +  6) = x;
	WORD(para +  8) = y;
	WORD(para + 10) = x + W_SYS_ICON - 1;
	WORD(para + 12) = y + L_SYS_ICON - 1;
	EGB_putBlockColor(work, 0, para);
}