* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+/*
+ * Modifications copyright (c) 2012-2015 Roderick W. Smith
+ *
+ * Modifications distributed under the terms of the GNU General Public
+ * License (GPL) version 3 (GPLv3), or (at your option) any later version.
+ *
+ */
+/*
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
#include "global.h"
#include "screen.h"
#include "config.h"
#include "libegint.h"
+#include "lib.h"
+#include "menu.h"
#include "../include/refit_call_wrapper.h"
#include "../include/egemb_refind_banner.h"
UINTN ConWidth;
UINTN ConHeight;
-CHAR16 *BlankLine;
-
-static VOID DrawScreenHeader(IN CHAR16 *Title);
+CHAR16 *BlankLine = NULL;
// UGA defines and variables
EG_PIXEL StdBackgroundPixel = { 0xbf, 0xbf, 0xbf, 0 };
EG_PIXEL MenuBackgroundPixel = { 0xbf, 0xbf, 0xbf, 0 };
+EG_PIXEL DarkBackgroundPixel = { 0x0, 0x0, 0x0, 0 };
static BOOLEAN GraphicsScreenDirty;
static BOOLEAN haveError = FALSE;
+static VOID PrepareBlankLine(VOID) {
+ UINTN i;
+
+ MyFreePool(BlankLine);
+ // make a buffer for a whole text line
+ BlankLine = AllocatePool((ConWidth + 1) * sizeof(CHAR16));
+ for (i = 0; i < ConWidth; i++)
+ BlankLine[i] = ' ';
+ BlankLine[i] = 0;
+}
+
//
// Screen initialization and switching
//
VOID InitScreen(VOID)
{
- UINTN i;
-
// initialize libeg
egInitScreen();
AllowGraphicsMode = TRUE;
} else {
AllowGraphicsMode = FALSE;
+ egSetTextMode(GlobalConfig.RequestedTextMode);
egSetGraphicsModeEnabled(FALSE); // just to be sure we are in text mode
}
GraphicsScreenDirty = TRUE;
ConHeight = 25;
}
- // make a buffer for a whole text line
- BlankLine = AllocatePool((ConWidth + 1) * sizeof(CHAR16));
- for (i = 0; i < ConWidth; i++)
- BlankLine[i] = ' ';
- BlankLine[i] = 0;
+ PrepareBlankLine();
- // show the banner (even when in graphics mode)
- DrawScreenHeader(L"Initializing...");
+ // show the banner if in text mode
+ if (GlobalConfig.TextOnly && (GlobalConfig.ScreensaverTime != -1))
+ DrawScreenHeader(L"Initializing...");
}
+// Set the screen resolution and mode (text vs. graphics).
VOID SetupScreen(VOID)
{
- if ((GlobalConfig.RequestedScreenWidth > 0) && (GlobalConfig.RequestedScreenHeight > 0) &&
- egSetScreenSize(GlobalConfig.RequestedScreenWidth, GlobalConfig.RequestedScreenHeight)) {
- UGAWidth = GlobalConfig.RequestedScreenWidth;
- UGAHeight = GlobalConfig.RequestedScreenHeight;
+ UINTN NewWidth, NewHeight;
+
+ // Convert mode number to horizontal & vertical resolution values
+ if ((GlobalConfig.RequestedScreenWidth > 0) && (GlobalConfig.RequestedScreenHeight == 0))
+ egGetResFromMode(&(GlobalConfig.RequestedScreenWidth), &(GlobalConfig.RequestedScreenHeight));
+
+ // Set the believed-to-be current resolution to the LOWER of the current
+ // believed-to-be resolution and the requested resolution. This is done to
+ // enable setting a lower-than-default resolution.
+ if ((GlobalConfig.RequestedScreenWidth > 0) && (GlobalConfig.RequestedScreenHeight > 0)) {
+ UGAWidth = (UGAWidth < GlobalConfig.RequestedScreenWidth) ? UGAWidth : GlobalConfig.RequestedScreenWidth;
+ UGAHeight = (UGAHeight < GlobalConfig.RequestedScreenHeight) ? UGAHeight : GlobalConfig.RequestedScreenHeight;
+ }
+
+ // Set text mode. If this requires increasing the size of the graphics mode, do so.
+ if (egSetTextMode(GlobalConfig.RequestedTextMode)) {
+ egGetScreenSize(&NewWidth, &NewHeight);
+ if ((NewWidth > UGAWidth) || (NewHeight > UGAHeight)) {
+ UGAWidth = NewWidth;
+ UGAHeight = NewHeight;
+ }
+ if ((UGAWidth > GlobalConfig.RequestedScreenWidth) || (UGAHeight > GlobalConfig.RequestedScreenHeight)) {
+ // Requested text mode forces us to use a bigger graphics mode
+ GlobalConfig.RequestedScreenWidth = UGAWidth;
+ GlobalConfig.RequestedScreenHeight = UGAHeight;
+ } // if
+ }
+
+ if (GlobalConfig.RequestedScreenWidth > 0) {
+ egSetScreenSize(&(GlobalConfig.RequestedScreenWidth), &(GlobalConfig.RequestedScreenHeight));
+ egGetScreenSize(&UGAWidth, &UGAHeight);
} // if user requested a particular screen resolution
if (GlobalConfig.TextOnly) {
// clear screen and show banner
// (now we know we'll stay in graphics mode)
SwitchToGraphics();
- BltClearScreen(TRUE);
+ if (GlobalConfig.ScreensaverTime != -1) {
+ BltClearScreen(TRUE);
+ } else { // start with screen blanked
+ GraphicsScreenDirty = TRUE;
+ }
}
-}
+} // VOID SetupScreen()
VOID SwitchToText(IN BOOLEAN CursorEnabled)
{
ConWidth = 80;
ConHeight = 25;
}
+ PrepareBlankLine();
}
VOID SwitchToGraphics(VOID)
VOID BeginExternalScreen(IN BOOLEAN UseGraphicsMode, IN CHAR16 *Title)
{
- EG_PIXEL DarkBackgroundPixel = { 0x0, 0x0, 0x0, 0 };
-
if (!AllowGraphicsMode)
UseGraphicsMode = FALSE;
SwitchToGraphics();
BltClearScreen(FALSE);
} else {
- egClearScreen(&DarkBackgroundPixel);
- DrawScreenHeader(Title);
- } // if/else
-
- // show the header
-// DrawScreenHeader(Title);
-
- if (!UseGraphicsMode)
+ egClearScreen(&DarkBackgroundPixel);
+ DrawScreenHeader(Title);
SwitchToText(TRUE);
+ }
// reset error flag
haveError = FALSE;
PauseForKey();
}
+ // Reset the screen resolution, in case external program changed it....
+ SetupScreen();
+
// reset error flag
haveError = FALSE;
}
refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, TRUE);
}
-static VOID DrawScreenHeader(IN CHAR16 *Title)
+VOID DrawScreenHeader(IN CHAR16 *Title)
{
UINTN y;
// clear to black background
+ egClearScreen(&DarkBackgroundPixel); // first clear in graphics mode
refit_call2_wrapper(ST->ConOut->SetAttribute, ST->ConOut, ATTR_BASIC);
- refit_call1_wrapper(ST->ConOut->ClearScreen, ST->ConOut);
+ refit_call1_wrapper(ST->ConOut->ClearScreen, ST->ConOut); // then clear in text mode
// paint header background
refit_call2_wrapper(ST->ConOut->SetAttribute, ST->ConOut, ATTR_BANNER);
// Keyboard input
//
-static BOOLEAN ReadAllKeyStrokes(VOID)
+BOOLEAN ReadAllKeyStrokes(VOID)
{
BOOLEAN GotKeyStrokes;
EFI_STATUS Status;
Print(L"\n");
}
+// Pause a specified number of seconds
+VOID PauseSeconds(UINTN Seconds) {
+ refit_call1_wrapper(BS->Stall, 1000000 * Seconds);
+} // VOID PauseSeconds()
+
#if REFIT_DEBUG > 0
VOID DebugPause(VOID)
{
if (!EFI_ERROR(Status))
return FALSE;
-// StatusToString(ErrorName, Status);
gST->ConOut->SetAttribute (gST->ConOut, ATTR_ERROR);
Print(L"Fatal Error: %r %s\n", Status, where);
gST->ConOut->SetAttribute (gST->ConOut, ATTR_BASIC);
BOOLEAN CheckError(IN EFI_STATUS Status, IN CHAR16 *where)
{
-// CHAR16 ErrorName[64];
-
if (!EFI_ERROR(Status))
return FALSE;
-// StatusToString(ErrorName, Status);
gST->ConOut->SetAttribute (gST->ConOut, ATTR_ERROR);
Print(L"Error: %r %s\n", Status, where);
gST->ConOut->SetAttribute (gST->ConOut, ATTR_BASIC);
BltClearScreen(TRUE);
}
-VOID BltClearScreen(IN BOOLEAN ShowBanner)
+VOID BltClearScreen(BOOLEAN ShowBanner)
{
static EG_IMAGE *Banner = NULL;
+ EG_IMAGE *NewBanner = NULL;
+ INTN BannerPosX, BannerPosY;
+ EG_PIXEL Black = { 0x0, 0x0, 0x0, 0 };
if (ShowBanner && !(GlobalConfig.HideUIFlags & HIDEUI_FLAG_BANNER)) {
// load banner on first call
if (Banner == NULL) {
- if (GlobalConfig.BannerFileName == NULL)
- Banner = egPrepareEmbeddedImage(&egemb_refind_banner, FALSE);
- else
+ if (GlobalConfig.BannerFileName)
Banner = egLoadImage(SelfDir, GlobalConfig.BannerFileName, FALSE);
- if (Banner != NULL)
- MenuBackgroundPixel = Banner->PixelData[0];
+ if (Banner == NULL)
+ Banner = egPrepareEmbeddedImage(&egemb_refind_banner, FALSE);
}
+ if (Banner) {
+ if (GlobalConfig.BannerScale == BANNER_FILLSCREEN) {
+ if ((Banner->Height != UGAHeight) || (Banner->Width != UGAWidth)) {
+ NewBanner = egScaleImage(Banner, UGAWidth, UGAHeight);
+ } // if
+ } else if ((Banner->Width > UGAWidth) || (Banner->Height > UGAHeight)) {
+ NewBanner = egCropImage(Banner, 0, 0, (Banner->Width > UGAWidth) ? UGAWidth : Banner->Width,
+ (Banner->Height > UGAHeight) ? UGAHeight : Banner->Height);
+ } // if/elseif
+ if (NewBanner) {
+ MyFreePool(Banner);
+ Banner = NewBanner;
+ }
+ MenuBackgroundPixel = Banner->PixelData[0];
+ } // if Banner exists
+
// clear and draw banner
- egClearScreen(&MenuBackgroundPixel);
- if (Banner != NULL)
- BltImage(Banner, (UGAWidth - Banner->Width) >> 1,
- ((UGAHeight - LAYOUT_TOTAL_HEIGHT) >> 1) + LAYOUT_BANNER_HEIGHT - Banner->Height);
+ if (GlobalConfig.ScreensaverTime != -1)
+ egClearScreen(&MenuBackgroundPixel);
+ else
+ egClearScreen(&Black);
+
+ if (Banner != NULL) {
+ BannerPosX = (Banner->Width < UGAWidth) ? ((UGAWidth - Banner->Width) / 2) : 0;
+ BannerPosY = (INTN) (ComputeRow0PosY() / 2) - (INTN) Banner->Height;
+ if (BannerPosY < 0)
+ BannerPosY = 0;
+ GlobalConfig.BannerBottomEdge = BannerPosY + Banner->Height;
+ if (GlobalConfig.ScreensaverTime != -1)
+ BltImage(Banner, (UINTN) BannerPosX, (UINTN) BannerPosY);
+ }
- } else {
- // clear to standard background color
- egClearScreen(&StdBackgroundPixel);
+ } else { // not showing banner
+ // clear to menu background color
+ egClearScreen(&MenuBackgroundPixel);
}
GraphicsScreenDirty = FALSE;
-}
+ egFreeImage(GlobalConfig.ScreenBackground);
+ GlobalConfig.ScreenBackground = egCopyScreen();
+} // VOID BltClearScreen()
+
VOID BltImage(IN EG_IMAGE *Image, IN UINTN XPos, IN UINTN YPos)
{
}
// blit to screen and clean up
- egDrawImage(CompImage, XPos, YPos);
- egFreeImage(CompImage);
- GraphicsScreenDirty = TRUE;
-}
-
-// Line-editing functions borrowed from gummiboot (cursor_left(), cursor_right(), & line_edit()).
-// gummiboot is copyright (c) 2012 by Kay Sievers <kay.sievers@vrfy.org> and Harald Hoyer
-// <harald@redhat.com> and is licensed under the LGPL 2.1.
-
-static void cursor_left(UINTN *cursor, UINTN *first)
-{
- if ((*cursor) > 0)
- (*cursor)--;
- else if ((*first) > 0)
- (*first)--;
-}
-
-static void cursor_right(UINTN *cursor, UINTN *first, UINTN x_max, UINTN len)
-{
- if ((*cursor)+2 < x_max)
- (*cursor)++;
- else if ((*first) + (*cursor) < len)
- (*first)++;
+ if (CompImage != NULL) {
+ if (CompImage->HasAlpha)
+ egDrawImageWithTransparency(CompImage, NULL, XPos, YPos, CompImage->Width, CompImage->Height);
+ else
+ egDrawImage(CompImage, XPos, YPos);
+ egFreeImage(CompImage);
+ GraphicsScreenDirty = TRUE;
+ }
}
-
-BOOLEAN line_edit(CHAR16 *line_in, CHAR16 **line_out, UINTN x_max, UINTN y_pos) {
- CHAR16 *line;
- UINTN size;
- UINTN len;
- UINTN first;
- CHAR16 *print;
- UINTN cursor;
- BOOLEAN exit;
- BOOLEAN enter;
-
- if (!line_in)
- line_in = L"";
- size = StrLen(line_in) + 1024;
- line = AllocatePool(size * sizeof(CHAR16));
- StrCpy(line, line_in);
- len = StrLen(line);
- print = AllocatePool(x_max * sizeof(CHAR16));
-
- refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, TRUE);
-
- first = 0;
- cursor = 0;
- enter = FALSE;
- exit = FALSE;
- while (!exit) {
- UINTN index;
- EFI_STATUS err;
- EFI_INPUT_KEY key;
- UINTN i;
-
- i = len - first;
- if (i >= x_max-2)
- i = x_max-2;
- CopyMem(print, line + first, i * sizeof(CHAR16));
- print[i++] = ' ';
- print[i] = '\0';
-
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, 0, y_pos);
- refit_call2_wrapper(ST->ConOut->OutputString, ST->ConOut, print);
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos);
-
- refit_call3_wrapper(BS->WaitForEvent, 1, &ST->ConIn->WaitForKey, &index);
- err = refit_call2_wrapper(ST->ConIn->ReadKeyStroke, ST->ConIn, &key);
- if (EFI_ERROR(err))
- continue;
-
- switch (key.ScanCode) {
- case SCAN_ESC:
- exit = TRUE;
- break;
- case SCAN_HOME:
- cursor = 0;
- first = 0;
- continue;
- case SCAN_END:
- cursor = len;
- if (cursor >= x_max) {
- cursor = x_max-2;
- first = len - (x_max-2);
- }
- continue;
- case SCAN_UP:
- while((first + cursor) && line[first + cursor] == ' ')
- cursor_left(&cursor, &first);
- while((first + cursor) && line[first + cursor] != ' ')
- cursor_left(&cursor, &first);
- while((first + cursor) && line[first + cursor] == ' ')
- cursor_left(&cursor, &first);
- if (first + cursor != len && first + cursor)
- cursor_right(&cursor, &first, x_max, len);
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos);
- continue;
- case SCAN_DOWN:
- while(line[first + cursor] && line[first + cursor] == ' ')
- cursor_right(&cursor, &first, x_max, len);
- while(line[first + cursor] && line[first + cursor] != ' ')
- cursor_right(&cursor, &first, x_max, len);
- while(line[first + cursor] && line[first + cursor] == ' ')
- cursor_right(&cursor, &first, x_max, len);
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos);
- continue;
- case SCAN_RIGHT:
- if (first + cursor == len)
- continue;
- cursor_right(&cursor, &first, x_max, len);
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos);
- continue;
- case SCAN_LEFT:
- cursor_left(&cursor, &first);
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos);
- continue;
- case SCAN_DELETE:
- if (len == 0)
- continue;
- if (first + cursor == len)
- continue;
- for (i = first + cursor; i < len; i++)
- line[i] = line[i+1];
- line[len-1] = ' ';
- len--;
- continue;
- }
-
- switch (key.UnicodeChar) {
- case CHAR_LINEFEED:
- case CHAR_CARRIAGE_RETURN:
- *line_out = line;
- line = NULL;
- enter = TRUE;
- exit = TRUE;
- break;
- case CHAR_BACKSPACE:
- if (len == 0)
- continue;
- if (first == 0 && cursor == 0)
- continue;
- for (i = first + cursor-1; i < len; i++)
- line[i] = line[i+1];
- len--;
- if (cursor > 0)
- cursor--;
- if (cursor > 0 || first == 0)
- continue;
- /* show full line if it fits */
- if (len < x_max-2) {
- cursor = first;
- first = 0;
- continue;
- }
- /* jump left to see what we delete */
- if (first > 10) {
- first -= 10;
- cursor = 10;
- } else {
- cursor = first;
- first = 0;
- }
- continue;
- case '\t':
- case ' ' ... '~':
- case 0x80 ... 0xffff:
- if (len+1 == size)
- continue;
- for (i = len; i > first + cursor; i--)
- line[i] = line[i-1];
- line[first + cursor] = key.UnicodeChar;
- len++;
- line[len] = '\0';
- if (cursor+2 < x_max)
- cursor++;
- else if (first + cursor < len)
- first++;
- continue;
- }
- }
-
- refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, FALSE);
- FreePool(print);
- FreePool(line);
- return enter;
-} /* BOOLEAN line_edit() */