#include "ApplicationInterface.h"
#include <commctrl.h>
#include <aygshell.h>
#include <sipapi.h>

#include "resource.h"

HINSTANCE	g_hInst;	// The current instance
HWND		g_hWnd;		// The main window
DWORD		g_tMain;	// The main thread id.
HWND		g_hwndCB;	// The command bar handle
HDC			hdc;		// Only valid when painting
HBRUSH		background;
HFONT		navFont;	// For navigation
HFONT		textFont;	// For navigation
int			font;		// Current font id
HFONT		defaultFont;

void initApplicationInterface() {
	font=FONT_DEFAULT;
	LOGFONT fontSpecs;
	memset(&fontSpecs,0,sizeof(fontSpecs));
	fontSpecs.lfHeight=-10;
	fontSpecs.lfWeight=200;
	fontSpecs.lfPitchAndFamily=FF_SWISS;
	fontSpecs.lfQuality=5;
	navFont=CreateFontIndirect(&fontSpecs);

	fontSpecs.lfHeight=-12;
	textFont=CreateFontIndirect(&fontSpecs);

	background=(HBRUSH) GetStockObject(WHITE_BRUSH);
}

void closeApplicationInterface() {
    DeleteObject(textFont);
    DeleteObject(navFont);
}

void loadString(UINT id, LPTSTR buffer) {
	LoadString(g_hInst, id, buffer, MAX_LOADSTRING);
}

WCString loadString(UINT id) {
	TCHAR chars[MAX_LOADSTRING];
	loadString(id,chars);
	return WCString(chars);
}

void setTitle(const WCString &title) {
	SetWindowText(g_hWnd,title.w_str());
}

void refreshScreen() {
	InvalidateRect(g_hWnd, NULL, TRUE);
	UpdateWindow(NULL);
}

void drawText(RECT* rt, const WCString &text) {
	drawText(rt,text.w_str(), text.length());
}

void drawRText(RECT* rt, const WCString &text) {
	drawRText(rt,text.w_str(), text.length());
}

#define MARGIN 2

int drawVerseText(RECT* rt, const WCString &text) {
	RECT tmp=*rt;
	tmp.left+=MARGIN;
	DrawText(hdc, text.w_str(),text.length(),&tmp,DT_LEFT|DT_WORDBREAK|DT_CALCRECT);
	tmp.left=rt->left;
	tmp.right=rt->right;
	clearRect(&tmp);
	tmp.left+=MARGIN;
	DrawText(hdc, text.w_str(),text.length(),&tmp,DT_LEFT|DT_WORDBREAK);
	return (tmp.bottom)-(tmp.top);
}

void setFont(int id) {
	HFONT newFont;
	switch (id) {
		case FONT_NAVIGATION: newFont=navFont; break;
		case FONT_TEXT: newFont=textFont; break;
		default: id=FONT_DEFAULT; newFont=defaultFont;
	}
	if ((font==FONT_DEFAULT)&&(id!=FONT_DEFAULT)) //let's remember the default font
		defaultFont=(HFONT)SelectObject(hdc,newFont);
	else if (font!=id)
		SelectObject(hdc,newFont);
}

void selectMenu(std::map<int,int>& menus, int mode) {
	for (int i=0;i<menus.size();++i) {
		setMenuSelected(g_hwndCB,menus[i],(mode==i));
	}
/*	setMenuSelected(g_hwndCB,MENU_BOOK,(mode==MENU_BOOK));
	setMenuSelected(g_hwndCB,MENU_CHAP,(mode==MENU_CHAP));
	setMenuSelected(g_hwndCB,MENU_VERSE,(mode==MENU_VERSE));
	setMenuSelected(g_hwndCB,MENU_TEXT,(mode==MENU_TEXT));
	setMenuSelected(g_hwndCB,MENU_FIND,(mode==MENU_FIND));
*/
}

void addMenu(HMENU menu,int flags, int id, const WCString &text) {
	AppendMenu(menu,flags,USERBUTTONS+id,text.w_str());
}


HMENU registerID(int id) {
	return (HMENU) (USERBUTTONS+id);
}



void checkMenu(HMENU menu, int id, bool checked) {
	CheckMenuItem(menu,USERBUTTONS+id,checked?MF_CHECKED:MF_UNCHECKED);
}


WCString getText(HWND edit) {
	TCHAR chars[MAX_LOADSTRING];
	SendMessage(edit,WM_GETTEXT,(WPARAM)MAX_LOADSTRING,(LPARAM)chars);
	chars[MAX_LOADSTRING-1]=0; // in case the buffer was exceeded
	return WCString(chars);
}