BOOL FAR PASCAL ScrReSize (HWND hWnd, UINT wParam, WORD cx, WORD cy)
/* returns TRUE only if real resizing performed */
{
BOOL ChgWidth, ChgHeight;
if ((wParam != SIZENORMAL) && (wParam != SIZEFULLSCREEN)) {
return FALSE;
}
ChgWidth = (cx != GetWindowWord (hWnd, GWW_SCRCX));
ChgHeight = (cy != GetWindowWord (hWnd, GWW_SCRCY));
if (!ChgWidth && !ChgHeight) return FALSE;
SetWindowWord (hWnd, GWW_SCRCX, cx);
SetWindowWord (hWnd, GWW_SCRCY, cy);
if (!InternalRequest) {
SCREEN *TopScreen;
InternalRequest = TRUE;
TopScreen = first_screen;
select_screen ((SCREEN *)GetWindowLong (hWnd, GWL_SCRPTR), FALSE);
if (ChgWidth) {
newwidth (TRUE, DisplayableColumns (hWnd, cx, &EmacsCM));
}
if (ChgHeight) {
newsize (TRUE, DisplayableRows (hWnd, cy, &EmacsCM));
}
select_screen (TopScreen, FALSE);
update (FALSE);
InternalRequest = FALSE;
}
return TRUE;
} /* ScrReSize */
/* ========== */
static void PASCAL ChangeFont (void)
{
SCREEN *sp, *fsp;
RECT Rect;
/*-loop through all the screens, resizing the vision that emacs has
of them, processing the current ("first") screen last */
InternalRequest = TRUE;
fsp = first_screen;
do {
sp = first_screen;
while (sp->s_next_screen != (SCREEN *)NULL) sp = sp->s_next_screen;
select_screen (sp, FALSE);
GetClientRect (sp->s_drvhandle, &Rect);
newwidth (TRUE, DisplayableColumns (sp->s_drvhandle,
Rect.right, &EmacsCM));
newsize (TRUE, DisplayableRows (sp->s_drvhandle,
Rect.bottom, &EmacsCM));
} while (sp != fsp);
InternalRequest = FALSE;
/*-update the frame's client area and the MDIClient's size */
InvalidateRect (hFrameWnd, NULL, TRUE);
GetClientRect (hFrameWnd, &Rect);
MoveWindow (hMDIClientWnd, 0, 0,
Rect.right, Rect.bottom - EmacsCM.MLHeight,
TRUE);
} /* ChangeFont */
/**
* [lcd_rol LCD������ʾ]
*/
void lcd_rol(){
int x;
for(x=0;x<64;x++){
select_screen(0);
lcd_write_cmd(0xc0+x);
delay_ms(500);
}
}
/**
* [lcd_cls LCD��������]
* @param screen [ѡ������]
*/
void lcd_cls(SCREEN screen){
int x,y;
select_screen(screen); //screen:0-ѡ��ȫ����1-ѡ���������2-ѡ���Ұ���
for(x=0xb8;x<0xc0;x++){ //��0xb8-0xbf,��8ҳ
lcd_write_cmd(x);
lcd_write_cmd(0x40); //�еij�ʼ��ַ��0x40
for(y=0;y<64;y++){
lcd_write_byte(0x00);
}
}
}
/**
* [lcd_write_char LCDд��һ���ֽ�]
* @param row [������]
* @param col [������]
* @param c [��д����ֽ�]
*/
void lcd_write_char(u8 row,u8 col,u8 c){
u8 i,calc_col;
calc_col = col;
if(col <=7)
select_screen(LEFT);
else{
calc_col = col - 8;
select_screen(RIGHT);
}
lcd_set_coords(row,calc_col);
c-=32;
lcd_set_coords(row,calc_col);
for(i=0;i<16;i++){
if(i==8){
lcd_set_coords(row+1,calc_col);
}
lcd_write_byte(font8x16[c][i]);
}
}
