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CloverBootloader/rEFIt_UEFI/refit/screen.cpp
Jief L ee6124bd10 Bye bye PoolPrintFloat.
2020-03-26 15:59:20 +03:00

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/*
* refit/screen.c
* Screen handling functions
*
* Copyright (c) 2006 Christoph Pfisterer
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Christoph Pfisterer nor the names of the
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "../Platform/Platform.h"
#include "screen.h"
#include "../libeg/libegint.h" // included Platform.h
#include "../libeg/XTheme.h"
#ifndef DEBUG_ALL
#define DEBUG_SCR 1
#else
#define DEBUG_SCR DEBUG_ALL
#endif
#if DEBUG_SCR == 0
#define DBG(...)
#else
#define DBG(...) DebugLog(DEBUG_SCR, __VA_ARGS__)
#endif
// Console defines and variables
UINTN ConWidth;
UINTN ConHeight;
CHAR16 *BlankLine = NULL;
INTN BanHeight = 0;
static VOID SwitchToText(IN BOOLEAN CursorEnabled);
static VOID SwitchToGraphics(VOID);
static VOID DrawScreenHeader(IN CONST CHAR16 *Title);
static VOID UpdateConsoleVars(VOID);
static INTN ConvertEdgeAndPercentageToPixelPosition(INTN Edge, INTN DesiredPercentageFromEdge, INTN ImageDimension, INTN ScreenDimension);
INTN CalculateNudgePosition(INTN Position, INTN NudgeValue, INTN ImageDimension, INTN ScreenDimension);
//INTN RecalculateImageOffset(INTN AnimDimension, INTN ValueToScale, INTN ScreenDimensionToFit, INTN ThemeDesignDimension);
static BOOLEAN IsImageWithinScreenLimits(INTN Value, INTN ImageDimension, INTN ScreenDimension);
static INTN RepositionFixedByCenter(INTN Value, INTN ScreenDimension, INTN DesignScreenDimension);
static INTN RepositionRelativeByGapsOnEdges(INTN Value, INTN ImageDimension, INTN ScreenDimension, INTN DesignScreenDimension);
INTN HybridRepositioning(INTN Edge, INTN Value, INTN ImageDimension, INTN ScreenDimension, INTN DesignScreenDimension);
EG_IMAGE * LoadSvgFrame(INTN i);
// UGA defines and variables
INTN UGAWidth;
INTN UGAHeight;
BOOLEAN AllowGraphicsMode;
EG_RECT BannerPlace; // default ctor called, so it's zero
EG_PIXEL StdBackgroundPixel = { 0xbf, 0xbf, 0xbf, 0xff};
EG_PIXEL MenuBackgroundPixel = { 0x00, 0x00, 0x00, 0x00};
EG_PIXEL InputBackgroundPixel = { 0xcf, 0xcf, 0xcf, 0x80};
EG_PIXEL BlueBackgroundPixel = { 0x7f, 0x0f, 0x0f, 0xff};
EG_PIXEL EmbeddedBackgroundPixel = { 0xaa, 0xaa, 0xaa, 0xff};
EG_PIXEL DarkSelectionPixel = { 66, 66, 66, 0xff};
EG_PIXEL DarkEmbeddedBackgroundPixel = { 0x33, 0x33, 0x33, 0xff};
EG_PIXEL WhitePixel = { 0xff, 0xff, 0xff, 0xff};
EG_PIXEL BlackPixel = { 0x00, 0x00, 0x00, 0xff};
EG_IMAGE *BackgroundImage = NULL;
EG_IMAGE *Banner = NULL;
EG_IMAGE *BigBack = NULL;
static BOOLEAN GraphicsScreenDirty;
// general defines and variables
static BOOLEAN haveError = FALSE;
//
// Screen initialization and switching
//
VOID InitScreen(IN BOOLEAN SetMaxResolution)
{
//DbgHeader("InitScreen");
// initialize libeg
egInitScreen(SetMaxResolution);
if (egHasGraphicsMode()) {
egGetScreenSize(&UGAWidth, &UGAHeight);
AllowGraphicsMode = TRUE;
} else {
AllowGraphicsMode = FALSE;
//egSetGraphicsModeEnabled(FALSE); // just to be sure we are in text mode
}
GraphicsScreenDirty = TRUE;
// disable cursor
gST->ConOut->EnableCursor(gST->ConOut, FALSE);
UpdateConsoleVars();
// show the banner (even when in graphics mode)
//DrawScreenHeader(L"Initializing...");
}
VOID SetupScreen(VOID)
{
if (GlobalConfig.TextOnly) {
// switch to text mode if requested
AllowGraphicsMode = FALSE;
SwitchToText(FALSE);
} else if (AllowGraphicsMode) {
// clear screen and show banner
// (now we know we'll stay in graphics mode)
SwitchToGraphics();
//BltClearScreen(TRUE);
}
}
static VOID SwitchToText(IN BOOLEAN CursorEnabled)
{
egSetGraphicsModeEnabled(FALSE);
gST->ConOut->EnableCursor(gST->ConOut, CursorEnabled);
}
static VOID SwitchToGraphics(VOID)
{
if (AllowGraphicsMode && !egIsGraphicsModeEnabled()) {
InitScreen(FALSE);
egSetGraphicsModeEnabled(TRUE);
GraphicsScreenDirty = TRUE;
}
}
//
// Screen control for running tools
//
VOID BeginTextScreen(IN CONST CHAR16 *Title)
{
DrawScreenHeader(Title);
SwitchToText(FALSE);
// reset error flag
haveError = FALSE;
}
VOID FinishTextScreen(IN BOOLEAN WaitAlways)
{
if (haveError || WaitAlways) {
SwitchToText(FALSE);
// PauseForKey(L"FinishTextScreen");
}
// reset error flag
haveError = FALSE;
}
VOID BeginExternalScreen(IN BOOLEAN UseGraphicsMode/*, IN CONST CHAR16 *Title*/)
{
if (!AllowGraphicsMode) {
UseGraphicsMode = FALSE;
}
if (UseGraphicsMode) {
SwitchToGraphics();
//BltClearScreen(FALSE);
}
// show the header
//DrawScreenHeader(Title);
if (!UseGraphicsMode) {
SwitchToText(TRUE);
}
// reset error flag
haveError = FALSE;
}
VOID FinishExternalScreen(VOID)
{
// make sure we clean up later
GraphicsScreenDirty = TRUE;
if (haveError) {
// leave error messages on screen in case of error,
// wait for a key press, and then switch
PauseForKey(L"was error, press any key\n");
SwitchToText(FALSE);
}
// reset error flag
haveError = FALSE;
}
VOID TerminateScreen(VOID)
{
// clear text screen
gST->ConOut->SetAttribute(gST->ConOut, ATTR_BANNER);
gST->ConOut->ClearScreen(gST->ConOut);
// enable cursor
gST->ConOut->EnableCursor(gST->ConOut, TRUE);
}
static VOID DrawScreenHeader(IN CONST CHAR16 *Title)
{
UINTN i;
CHAR16* BannerLine = (__typeof__(BannerLine))AllocatePool((ConWidth + 1) * sizeof(CHAR16));
BannerLine[ConWidth] = 0;
// clear to black background
//gST->ConOut->SetAttribute(gST->ConOut, ATTR_BASIC);
//gST->ConOut->ClearScreen (gST->ConOut);
// paint header background
gST->ConOut->SetAttribute(gST->ConOut, ATTR_BANNER);
for (i = 1; i < ConWidth-1; i++) {
BannerLine[i] = BOXDRAW_HORIZONTAL;
}
BannerLine[0] = BOXDRAW_DOWN_RIGHT;
BannerLine[ConWidth-1] = BOXDRAW_DOWN_LEFT;
gST->ConOut->SetCursorPosition (gST->ConOut, 0, 0);
Print(BannerLine);
for (i = 1; i < ConWidth-1; i++)
BannerLine[i] = ' ';
BannerLine[0] = BOXDRAW_VERTICAL;
BannerLine[ConWidth-1] = BOXDRAW_VERTICAL;
gST->ConOut->SetCursorPosition (gST->ConOut, 0, 1);
Print(BannerLine);
for (i = 1; i < ConWidth-1; i++)
BannerLine[i] = BOXDRAW_HORIZONTAL;
BannerLine[0] = BOXDRAW_UP_RIGHT;
BannerLine[ConWidth-1] = BOXDRAW_UP_LEFT;
gST->ConOut->SetCursorPosition (gST->ConOut, 0, 2);
Print(BannerLine);
FreePool(BannerLine);
// print header text
gST->ConOut->SetCursorPosition (gST->ConOut, 3, 1);
Print(L"Clover rev %s - %s", gFirmwareRevision, Title);
// reposition cursor
gST->ConOut->SetAttribute (gST->ConOut, ATTR_BASIC);
gST->ConOut->SetCursorPosition (gST->ConOut, 0, 4);
}
//
// Keyboard input
//
BOOLEAN ReadAllKeyStrokes(VOID)
{
BOOLEAN GotKeyStrokes;
EFI_STATUS Status;
EFI_INPUT_KEY key;
GotKeyStrokes = FALSE;
for (;;) {
Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &key);
if (Status == EFI_SUCCESS) {
GotKeyStrokes = TRUE;
continue;
}
break;
}
return GotKeyStrokes;
}
VOID PauseForKey(CONST CHAR16* msg)
{
#if REFIT_DEBUG > 0
UINTN index;
if (msg) {
Print(L"\n %s", msg);
}
Print(L"\n* Hit any key to continue *");
if (ReadAllKeyStrokes()) { // remove buffered key strokes
gBS->Stall(5000000); // 5 seconds delay
ReadAllKeyStrokes(); // empty the buffer again
}
gBS->WaitForEvent(1, &gST->ConIn->WaitForKey, &index);
ReadAllKeyStrokes(); // empty the buffer to protect the menu
Print(L"\n");
#endif
}
#if REFIT_DEBUG > 0
VOID DebugPause(VOID)
{
// show console and wait for key
SwitchToText(FALSE);
PauseForKey(L"");
// reset error flag
haveError = FALSE;
}
#endif
VOID EndlessIdleLoop(VOID)
{
UINTN index;
for (;;) {
ReadAllKeyStrokes();
gBS->WaitForEvent(1, &gST->ConIn->WaitForKey, &index);
}
}
//
// Error handling
//
/*
VOID
StatusToString (
OUT CHAR16 *Buffer,
EFI_STATUS Status
)
{
UnicodeSPrint(Buffer, 64, L"EFI Error %r", Status);
}*/
BOOLEAN CheckFatalError(IN EFI_STATUS Status, IN CONST CHAR16 *where)
{
// CHAR16 ErrorName[64];
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);
haveError = TRUE;
//gBS->Exit(ImageHandle, ExitStatus, ExitDataSize, ExitData);
return TRUE;
}
BOOLEAN CheckError(IN EFI_STATUS Status, IN CONST 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);
haveError = TRUE;
return TRUE;
}
//
// Graphics functions
//
VOID SwitchToGraphicsAndClear(VOID) //called from MENU_FUNCTION_INIT
{
SwitchToGraphics();
#if USE_XTHEME
ThemeX.ClearScreen();
#else
if (GraphicsScreenDirty) { //Invented in rEFIt 15 years ago
BltClearScreen();
}
#endif
}
/*
typedef struct {
INTN XPos;
INTN YPos;
INTN Width;
INTN Height;
} EG_RECT;
// moreover it is class EG_RECT;
//same as EgRect but INTN <-> UINTN
*/
VOID BltClearScreen() //ShowBanner always TRUE. Called from line 400
{
EG_PIXEL *p1;
INTN i, j, x, x1, x2, y, y1, y2;
if (BanHeight < 2) {
BanHeight = ((UGAHeight - (int)(LAYOUT_TOTAL_HEIGHT * GlobalConfig.Scale)) >> 1);
//+ (int)(LAYOUT_TOTAL_HEIGHT * GlobalConfig.Scale); //LAYOUT_TOTAL_HEIGHT=376
}
if (!(GlobalConfig.HideUIFlags & HIDEUI_FLAG_BANNER)) {
// Banner is used in this theme
if (!Banner) {
// Banner is not loaded yet
if (IsEmbeddedTheme()) {
// embedded theme - use text as banner
// Banner = egCreateImage(7 * StrLen(L"CLOVER"), 32, TRUE);
// egFillImage(Banner, &MenuBackgroundPixel);
// egRenderText(L"CLOVER", Banner, 0, 0, 0xFFFF);
// CopyMem(&BlueBackgroundPixel, &StdBackgroundPixel, sizeof(EG_PIXEL));
// DebugLog(1, "Text <%s> rendered\n", L"Clover");
Banner = BuiltinIcon(BUILTIN_ICON_BANNER);
if (GlobalConfig.DarkEmbedded) {
CopyMem(&BlueBackgroundPixel, &DarkEmbeddedBackgroundPixel, sizeof(EG_PIXEL));
} else {
CopyMem(&BlueBackgroundPixel, &StdBackgroundPixel, sizeof(EG_PIXEL));
}
} else {
Banner = egLoadImage(ThemeDir, GlobalConfig.BannerFileName, FALSE);
if (Banner) {
// Banner was changed, so copy into BlueBackgroundBixel first pixel of banner
CopyMem(&BlueBackgroundPixel, &Banner->PixelData[0], sizeof(EG_PIXEL));
} else {
DBG("banner file not read use embedded\n");
Banner = BuiltinIcon(BUILTIN_ICON_BANNER);
}
}
}
if (Banner) {
// Banner was loaded, so calculate its size and position
BannerPlace.Width = Banner->Width;
BannerPlace.Height = (BanHeight >= Banner->Height) ? (INTN)Banner->Height : BanHeight;
// DBG("banner width-height [%d,%d]\n", BannerPlace.Width, BannerPlace.Height);
// DBG("global banner pos [%d,%d]\n", GlobalConfig.BannerPosX, GlobalConfig.BannerPosY);
if (GlobalConfig.TypeSVG) {
BannerPlace.XPos = GlobalConfig.BannerPosX;
BannerPlace.YPos = GlobalConfig.BannerPosY;
} else {
// Check if new style placement value was used for banner in theme.plist
if ((GlobalConfig.BannerPosX >=0 && GlobalConfig.BannerPosX <=1000) && (GlobalConfig.BannerPosY >=0 && GlobalConfig.BannerPosY <=1000)) {
// Check if screen size being used is different from theme origination size.
// If yes, then recalculate the placement % value.
// This is necessary because screen can be a different size, but banner is not scaled.
BannerPlace.XPos = HybridRepositioning(GlobalConfig.BannerEdgeHorizontal, GlobalConfig.BannerPosX, BannerPlace.Width, UGAWidth, GlobalConfig.ThemeDesignWidth );
BannerPlace.YPos = HybridRepositioning(GlobalConfig.BannerEdgeVertical, GlobalConfig.BannerPosY, BannerPlace.Height, UGAHeight, GlobalConfig.ThemeDesignHeight);
// Check if banner is required to be nudged.
BannerPlace.XPos = CalculateNudgePosition(BannerPlace.XPos, GlobalConfig.BannerNudgeX, Banner->Width, UGAWidth);
BannerPlace.YPos = CalculateNudgePosition(BannerPlace.YPos, GlobalConfig.BannerNudgeY, Banner->Height, UGAHeight);
// DBG("banner position new style\n");
} else {
// Use rEFIt default (no placement values speicifed)
BannerPlace.XPos = (UGAWidth - Banner->Width) >> 1;
BannerPlace.YPos = (BanHeight >= Banner->Height) ? (BanHeight - Banner->Height) : 0;
// DBG("banner position old style\n");
}
}
}
}
// DBG("Banner position [%d,%d]\n", BannerPlace.XPos, BannerPlace.YPos);
if (!Banner || (GlobalConfig.HideUIFlags & HIDEUI_FLAG_BANNER) ||
!IsImageWithinScreenLimits(BannerPlace.XPos, BannerPlace.Width, UGAWidth) ||
!IsImageWithinScreenLimits(BannerPlace.YPos, BannerPlace.Height, UGAHeight)) {
// Banner is disabled or it cannot be used, apply defaults for placement
if (Banner) {
FreePool(Banner);
Banner = NULL;
}
BannerPlace.XPos = 0;
BannerPlace.YPos = 0;
BannerPlace.Width = UGAWidth;
BannerPlace.Height = BanHeight;
}
// Load Background and scale
if (!BigBack && (GlobalConfig.BackgroundName != NULL)) {
BigBack = egLoadImage(ThemeDir, GlobalConfig.BackgroundName, FALSE);
}
if (BackgroundImage != NULL && (BackgroundImage->Width != UGAWidth || BackgroundImage->Height != UGAHeight)) {
// Resolution changed
egFreeImage(BackgroundImage);
BackgroundImage = NULL;
}
if (BackgroundImage == NULL) {
/* DBG("BltClearScreen(%c): calling egCreateFilledImage UGAWidth %ld, UGAHeight %ld, BlueBackgroundPixel %02X%02X%02X%02X\n",
ShowBanner?'Y':'N', UGAWidth, UGAHeight,
BlueBackgroundPixel.r, BlueBackgroundPixel.g, BlueBackgroundPixel.b, BlueBackgroundPixel.a); */
BackgroundImage = egCreateFilledImage(UGAWidth, UGAHeight, FALSE, &BlueBackgroundPixel);
}
if (BigBack != NULL) {
switch (GlobalConfig.BackgroundScale) {
case imScale:
ScaleImage(BackgroundImage, BigBack);
break;
case imCrop:
x = UGAWidth - BigBack->Width;
if (x >= 0) {
x1 = x >> 1;
x2 = 0;
x = BigBack->Width;
} else {
x1 = 0;
x2 = (-x) >> 1;
x = UGAWidth;
}
y = UGAHeight - BigBack->Height;
if (y >= 0) {
y1 = y >> 1;
y2 = 0;
y = BigBack->Height;
} else {
y1 = 0;
y2 = (-y) >> 1;
y = UGAHeight;
}
egRawCopy(BackgroundImage->PixelData + y1 * UGAWidth + x1,
BigBack->PixelData + y2 * BigBack->Width + x2,
x, y, UGAWidth, BigBack->Width);
break;
case imTile:
x = (BigBack->Width * ((UGAWidth - 1) / BigBack->Width + 1) - UGAWidth) >> 1;
y = (BigBack->Height * ((UGAHeight - 1) / BigBack->Height + 1) - UGAHeight) >> 1;
p1 = BackgroundImage->PixelData;
for (j = 0; j < UGAHeight; j++) {
y2 = ((j + y) % BigBack->Height) * BigBack->Width;
for (i = 0; i < UGAWidth; i++) {
*p1++ = BigBack->PixelData[y2 + ((i + x) % BigBack->Width)];
}
}
break;
case imNone:
default:
// already scaled
break;
}
}
// Draw background
if (BackgroundImage) {
/* DBG("BltClearScreen(%c): calling BltImage BackgroundImage %p\n",
ShowBanner?'Y':'N', BackgroundImage); */
BltImage(BackgroundImage, 0, 0); //if NULL then do nothing
} else {
/* DBG("BltClearScreen(%c): calling egClearScreen StdBackgroundPixel %02X%02X%02X%02X\n",
ShowBanner?'Y':'N', StdBackgroundPixel.r, StdBackgroundPixel.g, StdBackgroundPixel.b, StdBackgroundPixel.a); */
egClearScreen(&StdBackgroundPixel);
}
// Draw banner
if (Banner) {
BltImageAlpha(Banner, BannerPlace.XPos, BannerPlace.YPos, &MenuBackgroundPixel, 16);
}
//what is the idea for the conversion?
InputBackgroundPixel.r = (MenuBackgroundPixel.r + 0) & 0xFF;
InputBackgroundPixel.g = (MenuBackgroundPixel.g + 0) & 0xFF;
InputBackgroundPixel.b = (MenuBackgroundPixel.b + 0) & 0xFF;
InputBackgroundPixel.a = (MenuBackgroundPixel.a + 0) & 0xFF;
GraphicsScreenDirty = FALSE;
}
VOID BltImage(IN EG_IMAGE *Image, IN INTN XPos, IN INTN YPos)
{
if (!Image) {
return;
}
egDrawImageArea(Image, 0, 0, 0, 0, XPos, YPos);
GraphicsScreenDirty = TRUE;
}
VOID BltImageAlpha(IN EG_IMAGE *Image, IN INTN XPos, IN INTN YPos, IN EG_PIXEL *BackgroundPixel, INTN Scale)
{
EG_IMAGE *CompImage;
EG_IMAGE *NewImage = NULL;
INTN Width = Scale << 3;
INTN Height = Width;
GraphicsScreenDirty = TRUE;
if (Image) {
NewImage = egCopyScaledImage(Image, Scale); //will be Scale/16
Width = NewImage->Width;
Height = NewImage->Height;
}
// DBG("w=%d, h=%d\n", Width, Height);
// compose on background
CompImage = egCreateFilledImage(Width, Height, (BackgroundImage != NULL), BackgroundPixel);
egComposeImage(CompImage, NewImage, 0, 0);
if (NewImage) {
egFreeImage(NewImage);
}
if (!BackgroundImage) {
egDrawImageArea(CompImage, 0, 0, 0, 0, XPos, YPos);
egFreeImage(CompImage);
return;
}
NewImage = egCreateImage(Width, Height, FALSE);
if (!NewImage) return;
// DBG("draw on background\n");
egRawCopy(NewImage->PixelData,
BackgroundImage->PixelData + YPos * BackgroundImage->Width + XPos,
Width, Height,
Width,
BackgroundImage->Width);
egComposeImage(NewImage, CompImage, 0, 0);
egFreeImage(CompImage);
// blit to screen and clean up
egDrawImageArea(NewImage, 0, 0, 0, 0, XPos, YPos);
egFreeImage(NewImage);
}
//not used
/*
VOID BltImageComposite(IN EG_IMAGE *BaseImage, IN EG_IMAGE *TopImage, IN INTN XPos, IN INTN YPos)
{
INTN TotalWidth, TotalHeight, CompWidth, CompHeight, OffsetX, OffsetY;
EG_IMAGE *CompImage;
if (!BaseImage || !TopImage) {
return;
}
// initialize buffer with base image
CompImage = egCopyImage(BaseImage);
TotalWidth = BaseImage->Width;
TotalHeight = BaseImage->Height;
// place the top image
CompWidth = TopImage->Width;
if (CompWidth > TotalWidth)
CompWidth = TotalWidth;
OffsetX = (TotalWidth - CompWidth) >> 1;
CompHeight = TopImage->Height;
if (CompHeight > TotalHeight)
CompHeight = TotalHeight;
OffsetY = (TotalHeight - CompHeight) >> 1;
egComposeImage(CompImage, TopImage, OffsetX, OffsetY);
// blit to screen and clean up
// egDrawImageArea(CompImage, 0, 0, TotalWidth, TotalHeight, XPos, YPos);
BltImageAlpha(CompImage, XPos, YPos, &MenuBackgroundPixel, 16);
egFreeImage(CompImage);
GraphicsScreenDirty = TRUE;
}
*/
/*
--------------------------------------------------------------------
Pos : Bottom -> Mid -> Top
--------------------------------------------------------------------
GlobalConfig.SelectionOnTop : MainImage -> Badge -> Selection
!GlobalConfig.SelectionOnTop : Selection -> MainImage -> Badge
GlobalConfig.SelectionOnTop
BaseImage = MainImage, TopImage = Selection
*/
#if USE_XTHEME
/*
// TopImage = SelectionImages[index]
// The procedure will be replaced by
if(SelectionOnTop) {
BaseImage.Draw(XPos, YPos, Scale/16.f);
BadgeImage.Draw(XPos, YPos, Scale/16.f);
TopImage.Draw(XPos, YPos, Scale/16.f);
} else {
TopImage.Draw(XPos, YPos, Scale/16.f);
BaseImage.Draw(XPos, YPos, Scale/16.f);
BadgeImage.Draw(XPos, YPos, Scale/16.f);
}
*/
#else
VOID BltImageCompositeBadge(IN EG_IMAGE *BaseImage, IN EG_IMAGE *TopImage, IN EG_IMAGE *BadgeImage, IN INTN XPos, IN INTN YPos, INTN Scale)
{
INTN TotalWidth, TotalHeight, CompWidth, CompHeight, OffsetX, OffsetY, OffsetXTmp, OffsetYTmp;
BOOLEAN Selected = TRUE;
EG_IMAGE *CompImage;
EG_IMAGE *NewBaseImage;
EG_IMAGE *NewTopImage;
EG_PIXEL *BackgroundPixel = &EmbeddedBackgroundPixel;
if (!IsEmbeddedTheme()) {
BackgroundPixel = &MenuBackgroundPixel;
} else if (GlobalConfig.DarkEmbedded) {
BackgroundPixel = &DarkEmbeddedBackgroundPixel;
}
if (!BaseImage || !TopImage) {
return;
}
if (Scale < 0) {
Scale = -Scale;
Selected = FALSE;
}
NewBaseImage = egCopyScaledImage(BaseImage, Scale); //will be Scale/16
TotalWidth = NewBaseImage->Width; //mainImage sizes if GlobalConfig.SelectionOnTop
TotalHeight = NewBaseImage->Height;
NewTopImage = egCopyScaledImage(TopImage, Scale); //will be Scale/16
CompWidth = NewTopImage->Width; //selection sizes if GlobalConfig.SelectionOnTop
CompHeight = NewTopImage->Height;
CompImage = egCreateFilledImage((CompWidth > TotalWidth)?CompWidth:TotalWidth,
(CompHeight > TotalHeight)?CompHeight:TotalHeight,
TRUE,
BackgroundPixel);
if (!CompImage) {
DBG("Can't create CompImage\n");
return;
}
// DBG("compose image total=[%d,%d], comp=[%d,%d] at [%d,%d] scale=%d\n", TotalWidth, TotalHeight,
// CompWidth, CompHeight, XPos, YPos, Scale);
//to simplify suppose square images
if (CompWidth < TotalWidth) {
OffsetX = (TotalWidth - CompWidth) >> 1;
OffsetY = (TotalHeight - CompHeight) >> 1;
egComposeImage(CompImage, NewBaseImage, 0, 0);
if (!GlobalConfig.SelectionOnTop) {
egComposeImage(CompImage, NewTopImage, OffsetX, OffsetY);
}
CompWidth = TotalWidth;
CompHeight = TotalHeight;
} else {
OffsetX = (CompWidth - TotalWidth) >> 1;
OffsetY = (CompHeight - TotalHeight) >> 1;
egComposeImage(CompImage, NewBaseImage, OffsetX, OffsetY);
if (!GlobalConfig.SelectionOnTop) {
egComposeImage(CompImage, NewTopImage, 0, 0);
}
}
OffsetXTmp = OffsetX;
OffsetYTmp = OffsetY;
// place the badge image
if (BadgeImage != NULL &&
(BadgeImage->Width + 8) < CompWidth &&
(BadgeImage->Height + 8) < CompHeight) {
//blackosx
// Check for user badge x offset from theme.plist
if (GlobalConfig.BadgeOffsetX != 0xFFFF) {
// Check if value is between 0 and ( width of the main icon - width of badge )
if (GlobalConfig.BadgeOffsetX < 0 || GlobalConfig.BadgeOffsetX > (CompWidth - BadgeImage->Width)) {
DBG("User offset X %lld is out of range\n", GlobalConfig.BadgeOffsetX);
GlobalConfig.BadgeOffsetX = CompWidth - 8 - BadgeImage->Width;
DBG(" corrected to default %lld\n", GlobalConfig.BadgeOffsetX);
}
OffsetX += GlobalConfig.BadgeOffsetX;
} else {
// Set default position
OffsetX += CompWidth - 8 - BadgeImage->Width;
}
// Check for user badge y offset from theme.plist
if (GlobalConfig.BadgeOffsetY != 0xFFFF) {
// Check if value is between 0 and ( height of the main icon - height of badge )
if (GlobalConfig.BadgeOffsetY < 0 || GlobalConfig.BadgeOffsetY > (CompHeight - BadgeImage->Height)) {
DBG("User offset Y %lld is out of range\n",GlobalConfig.BadgeOffsetY);
GlobalConfig.BadgeOffsetY = CompHeight - 8 - BadgeImage->Height;
DBG(" corrected to default %lld\n", GlobalConfig.BadgeOffsetY);
}
OffsetY += GlobalConfig.BadgeOffsetY;
} else {
// Set default position
OffsetY += CompHeight - 8 - BadgeImage->Height;
}
egComposeImage(CompImage, BadgeImage, OffsetX, OffsetY);
}
if (GlobalConfig.SelectionOnTop) {
if (CompWidth < TotalWidth) {
egComposeImage(CompImage, NewTopImage, OffsetXTmp, OffsetYTmp);
} else {
egComposeImage(CompImage, NewTopImage, 0, 0);
}
}
// blit to screen and clean up
// if (!IsEmbeddedTheme()) { // regular theme
if (GlobalConfig.NonSelectedGrey && !Selected) {
BltImageAlpha(CompImage, XPos, YPos, &MenuBackgroundPixel, -16);
} else {
BltImageAlpha(CompImage, XPos, YPos, &MenuBackgroundPixel, 16);
}
/* } else { // embedded theme - don't use BltImageAlpha as it can't handle refit's built in image
egDrawImageArea(CompImage, 0, 0, TotalWidth, TotalHeight, XPos, YPos);
} */
egFreeImage(CompImage);
egFreeImage(NewBaseImage);
egFreeImage(NewTopImage);
GraphicsScreenDirty = TRUE;
}
#endif
#define MAX_SIZE_ANIME 256
VOID FreeAnime(GUI_ANIME *Anime)
{
if (Anime) {
if (Anime->Path) {
FreePool(Anime->Path);
Anime->Path = NULL;
}
FreePool(Anime);
// Anime = NULL;
}
}
/* Replaced for now with Reposition* below
INTN RecalculateImageOffset(INTN AnimDimension, INTN ValueToScale, INTN ScreenDimensionToFit, INTN ThemeDesignDimension)
{
INTN SuppliedGapDimensionPxDesigned=0;
INTN OppositeGapDimensionPxDesigned=0;
INTN OppositeGapPcDesigned=0;
INTN ScreenDimensionLessAnim=0;
INTN GapNumTimesLarger=0;
INTN GapNumFinal=0;
INTN NewSuppliedGapPx=0;
INTN NewOppositeGapPx=0;
INTN ReturnValue=0;
SuppliedGapDimensionPxDesigned = (ThemeDesignDimension * ValueToScale) / 100;
OppositeGapDimensionPxDesigned = ThemeDesignDimension - (SuppliedGapDimensionPxDesigned + AnimDimension);
OppositeGapPcDesigned = (OppositeGapDimensionPxDesigned * 100)/ThemeDesignDimension;
ScreenDimensionLessAnim = (ScreenDimensionToFit - AnimDimension);
if (ValueToScale > OppositeGapPcDesigned) {
GapNumTimesLarger = (ValueToScale * 100)/OppositeGapPcDesigned;
GapNumFinal = GapNumTimesLarger + 100;
NewOppositeGapPx = (ScreenDimensionLessAnim * 100)/GapNumFinal;
NewSuppliedGapPx = (NewOppositeGapPx * GapNumTimesLarger)/100;
} else if (ValueToScale < OppositeGapPcDesigned) {
GapNumTimesLarger = (OppositeGapPcDesigned * 100)/ValueToScale;
GapNumFinal = (GapNumTimesLarger + 100);
NewSuppliedGapPx = (ScreenDimensionLessAnim * 100)/GapNumFinal;
NewOppositeGapPx = (NewSuppliedGapPx * GapNumTimesLarger)/100;
} else if (ValueToScale == OppositeGapPcDesigned) {
NewSuppliedGapPx = (ScreenDimensionLessAnim * 100)/200;
NewOppositeGapPx = (NewSuppliedGapPx * 100)/100;
}
ReturnValue = (NewSuppliedGapPx * 100)/ScreenDimensionToFit;
if (ReturnValue>0 && ReturnValue<100) {
//DBG("Different screen size being used. Adjusted original anim gap to %d\n",ReturnValue);
return ReturnValue;
} else {
DBG("Different screen size being used. Adjusted value %d invalid. Returning original value %d\n",ReturnValue, ValueToScale);
return ValueToScale;
}
}
*/
static INTN ConvertEdgeAndPercentageToPixelPosition(INTN Edge, INTN DesiredPercentageFromEdge, INTN ImageDimension, INTN ScreenDimension)
{
if (Edge == SCREEN_EDGE_LEFT || Edge == SCREEN_EDGE_TOP) {
return ((ScreenDimension * DesiredPercentageFromEdge) / 100);
} else if (Edge == SCREEN_EDGE_RIGHT || Edge == SCREEN_EDGE_BOTTOM) {
return (ScreenDimension - ((ScreenDimension * DesiredPercentageFromEdge) / 100) - ImageDimension);
}
return 0xFFFF; // to indicate that wrong edge was specified.
}
INTN CalculateNudgePosition(INTN Position, INTN NudgeValue, INTN ImageDimension, INTN ScreenDimension)
{
INTN value=Position;
if ((NudgeValue != INITVALUE) && (NudgeValue != 0) && (NudgeValue >= -32) && (NudgeValue <= 32)) {
if ((value + NudgeValue >=0) && (value + NudgeValue <= ScreenDimension - ImageDimension)) {
value += NudgeValue;
}
}
return value;
}
static BOOLEAN IsImageWithinScreenLimits(INTN Value, INTN ImageDimension, INTN ScreenDimension)
{
return (Value >= 0 && Value + ImageDimension <= ScreenDimension);
}
static INTN RepositionFixedByCenter(INTN Value, INTN ScreenDimension, INTN DesignScreenDimension)
{
return (Value + ((ScreenDimension - DesignScreenDimension) / 2));
}
static INTN RepositionRelativeByGapsOnEdges(INTN Value, INTN ImageDimension, INTN ScreenDimension, INTN DesignScreenDimension)
{
return (Value * (ScreenDimension - ImageDimension) / (DesignScreenDimension - ImageDimension));
}
INTN HybridRepositioning(INTN Edge, INTN Value, INTN ImageDimension, INTN ScreenDimension, INTN DesignScreenDimension)
{
INTN pos, posThemeDesign;
if (DesignScreenDimension == 0xFFFF || ScreenDimension == DesignScreenDimension) {
// Calculate the horizontal pixel to place the top left corner of the animation - by screen resolution
pos = ConvertEdgeAndPercentageToPixelPosition(Edge, Value, ImageDimension, ScreenDimension);
} else {
// Calculate the horizontal pixel to place the top left corner of the animation - by theme design resolution
posThemeDesign = ConvertEdgeAndPercentageToPixelPosition(Edge, Value, ImageDimension, DesignScreenDimension);
// Try repositioning by center first
pos = RepositionFixedByCenter(posThemeDesign, ScreenDimension, DesignScreenDimension);
// If out of edges, try repositioning by gaps on edges
if (!IsImageWithinScreenLimits(pos, ImageDimension, ScreenDimension)) {
pos = RepositionRelativeByGapsOnEdges(posThemeDesign, ImageDimension, ScreenDimension, DesignScreenDimension);
}
}
return pos;
}
static EG_IMAGE *AnimeImage = NULL;
VOID REFIT_MENU_SCREEN::UpdateAnime()
{
UINT64 Now;
INTN x, y;
//INTN LayoutAnimMoveForMenuX = 0;
INTN MenuWidth = 50;
if (!AnimeRun || !Film || GlobalConfig.TextOnly) return;
if (!AnimeImage ||
(AnimeImage->Width != Film[0]->Width) ||
(AnimeImage->Height != Film[0]->Height)){
if (AnimeImage) {
egFreeImage(AnimeImage);
}
// DBG("create new AnimeImage [%d,%d]\n", Film[0]->Width, Film[0]->Height);
AnimeImage = egCreateImage(Film[0]->Width, Film[0]->Height, TRUE);
}
// DBG("anime rect pos=[%d,%d] size=[%d,%d]\n", Place->XPos, Place->YPos,
// Place->Width, Place->Height);
// DBG("anime size=[%d,%d]\n", AnimeImage->Width, AnimeImage->Height);
// Retained for legacy themes without new anim placement options.
x = FilmPlace.XPos + (FilmPlace.Width - AnimeImage->Width) / 2;
y = FilmPlace.YPos + (FilmPlace.Height - AnimeImage->Height) / 2;
if (!IsImageWithinScreenLimits(x, Film[0]->Width, UGAWidth) || !IsImageWithinScreenLimits(y, Film[0]->Height, UGAHeight)) {
// DBG(") This anime can't be displayed\n");
return;
}
// Check if the theme.plist setting for allowing an anim to be moved horizontally in the quest
// to avoid overlapping the menu text on menu pages at lower resolutions is set.
if ((ID > 1) && (LayoutAnimMoveForMenuX != 0)) { // these screens have text menus which the anim may interfere with.
MenuWidth = (INTN)(TEXT_XMARGIN * 2 + (50 * GlobalConfig.CharWidth * GlobalConfig.Scale)); // taken from menu.c
if ((x + Film[0]->Width) > (UGAWidth - MenuWidth) >> 1) {
if ((x + LayoutAnimMoveForMenuX >= 0) || (UGAWidth-(x + LayoutAnimMoveForMenuX + Film[0]->Width)) <= 100) {
x += LayoutAnimMoveForMenuX;
}
}
}
Now = AsmReadTsc();
if (LastDraw == 0) {
//first start, we should save background into last frame
egFillImageArea(AnimeImage, 0, 0, AnimeImage->Width, AnimeImage->Height, &MenuBackgroundPixel);
egTakeImage(Film[Frames],
x, y,
Film[Frames]->Width,
Film[Frames]->Height);
}
if (TimeDiff(LastDraw, Now) < FrameTime) return;
if (Film[CurrentFrame]) {
egRawCopy(AnimeImage->PixelData, Film[Frames]->PixelData,
Film[Frames]->Width,
Film[Frames]->Height,
AnimeImage->Width,
Film[Frames]->Width);
AnimeImage->HasAlpha = FALSE;
egComposeImage(AnimeImage, Film[CurrentFrame], 0, 0); //aaaa
BltImage(AnimeImage, x, y);
}
CurrentFrame++;
if (CurrentFrame >= Frames) {
AnimeRun = !Once;
CurrentFrame = 0;
}
LastDraw = Now;
}
#if USE_XTHEME
//by initial we use EG_IMAGE anime
VOID REFIT_MENU_SCREEN::InitAnime()
{
CHAR16 FileName[256];
CHAR16 *Path;
EG_IMAGE *p = NULL;
EG_IMAGE *Last = NULL;
GUI_ANIME *Anime;
if (GlobalConfig.TextOnly) return;
//
for (Anime = GuiAnime; Anime != NULL && Anime->ID != ID; Anime = Anime->Next);
// Check if we should clear old film vars (no anime or anime path changed)
//
if (gThemeOptionsChanged || !Anime || !Film || IsEmbeddedTheme() ||
gThemeChanged) {
// DBG(" free screen\n");
if (Film) {
//free images in the film
for (INTN i = 0; i <= Frames; i++) { //really there are N+1 frames
// free only last occurrence of repeated frames
if (Film[i] != NULL && (i == Frames || Film[i] != Film[i+1])) {
FreePool(Film[i]);
}
}
FreePool(Film);
Film = NULL;
Frames = 0;
}
}
// Check if we should load anime files (first run or after theme change)
if (Anime && Film == NULL) {
Path = Anime->Path;
Film = (EG_IMAGE**)AllocateZeroPool((Anime->Frames + 1) * sizeof(VOID*));
if ((GlobalConfig.TypeSVG || Path) && Film) {
// Look through contents of the directory
UINTN i;
for (i = 0; i < Anime->Frames; i++) {
// DBG("Try to load file %ls\n", FileName);
if (ThemeX.TypeSVG) {
p = LoadSvgFrame(i);
// DBG("frame %d loaded\n", i);
} else {
UnicodeSPrint(FileName, 512, L"%s\\%s_%03d.png", Path, Path, i);
p = egLoadImage(ThemeDir, FileName, TRUE);
}
if (!p) {
p = Last;
if (!p) break;
} else {
Last = p;
}
Film[i] = p;
}
if (Film[0] != NULL) {
Frames = i;
DBG(" found %d frames of the anime\n", i);
// Create background frame
Film[i] = egCreateImage(Film[0]->Width, Film[0]->Height, FALSE);
// Copy some settings from Anime into Screen
FrameTime = Anime->FrameTime;
Once = Anime->Once;
// Theme = (__typeof__(Theme))AllocateCopyPool(StrSize(GlobalConfig.Theme), GlobalConfig.Theme);
} /*else {
DBG("Film[0] == NULL\n");
} */
}
}
// Check if a new style placement value has been specified
if (Anime && (Anime->FilmX >=0) && (Anime->FilmX <=100) &&
(Anime->FilmY >=0) && (Anime->FilmY <=100) &&
(Film != NULL) && (Film[0] != NULL)) {
// Check if screen size being used is different from theme origination size.
// If yes, then recalculate the animation placement % value.
// This is necessary because screen can be a different size, but anim is not scaled.
FilmPlace.XPos = HybridRepositioning(Anime->ScreenEdgeHorizontal, Anime->FilmX, Film[0]->Width, UGAWidth, ThemeX.ThemeDesignWidth );
FilmPlace.YPos = HybridRepositioning(Anime->ScreenEdgeVertical, Anime->FilmY, Film[0]->Height, UGAHeight, ThemeX.ThemeDesignHeight);
// Does the user want to fine tune the placement?
FilmPlace.XPos = CalculateNudgePosition(FilmPlace.XPos, Anime->NudgeX, Film[0]->Width, UGAWidth);
FilmPlace.YPos = CalculateNudgePosition(FilmPlace.YPos, Anime->NudgeY, Film[0]->Height, UGAHeight);
FilmPlace.Width = Film[0]->Width;
FilmPlace.Height = Film[0]->Height;
DBG("recalculated Film position\n");
} else {
// We are here if there is no anime, or if we use oldstyle placement values
// For both these cases, FilmPlace will be set after banner/menutitle positions are known
FilmPlace.XPos = 0;
FilmPlace.YPos = 0;
FilmPlace.Width = 0;
FilmPlace.Height = 0;
}
if (Film != NULL && Film[0] != NULL) {
DBG(" Anime seems OK, init it\n");
AnimeRun = TRUE;
CurrentFrame = 0;
LastDraw = 0;
} else {
// DBG("not run anime\n");
AnimeRun = FALSE;
}
// DBG("anime inited\n");
}
#else
VOID REFIT_MENU_SCREEN::InitAnime()
{
CHAR16 FileName[256];
CHAR16 *Path;
EG_IMAGE *p = NULL;
EG_IMAGE *Last = NULL;
GUI_ANIME *Anime;
if (GlobalConfig.TextOnly) return;
//
for (Anime = GuiAnime; Anime != NULL && Anime->ID != ID; Anime = Anime->Next);
// Check if we should clear old film vars (no anime or anime path changed)
//
if (gThemeOptionsChanged || !Anime || !Film || IsEmbeddedTheme() || !Theme ||
(/*gThemeChanged && */StriCmp(GlobalConfig.Theme, Theme) != 0)) {
// DBG(" free screen\n");
if (Film) {
//free images in the film
INTN i;
for (i = 0; i <= Frames; i++) { //really there are N+1 frames
// free only last occurrence of repeated frames
if (Film[i] != NULL && (i == Frames || Film[i] != Film[i+1])) {
FreePool(Film[i]);
}
}
FreePool(Film);
Film = NULL;
Frames = 0;
}
if (Theme) {
FreePool(Theme);
Theme = NULL;
}
}
// Check if we should load anime files (first run or after theme change)
if (Anime && Film == NULL) {
Path = Anime->Path;
Film = (EG_IMAGE**)AllocateZeroPool((Anime->Frames + 1) * sizeof(VOID*));
if ((GlobalConfig.TypeSVG || Path) && Film) {
// Look through contents of the directory
UINTN i;
for (i = 0; i < Anime->Frames; i++) {
// DBG("Try to load file %ls\n", FileName);
if (GlobalConfig.TypeSVG) {
p = LoadSvgFrame(i);
// DBG("frame %d loaded\n", i);
} else {
UnicodeSPrint(FileName, 512, L"%s\\%s_%03d.png", Path, Path, i);
p = egLoadImage(ThemeDir, FileName, TRUE);
}
if (!p) {
p = Last;
if (!p) break;
} else {
Last = p;
}
Film[i] = p;
}
if (Film[0] != NULL) {
Frames = i;
DBG(" found %llu frames of the anime\n", i);
// Create background frame
Film[i] = egCreateImage(Film[0]->Width, Film[0]->Height, FALSE);
// Copy some settings from Anime into Screen
FrameTime = Anime->FrameTime;
Once = Anime->Once;
Theme = (__typeof__(Theme))AllocateCopyPool(StrSize(GlobalConfig.Theme), GlobalConfig.Theme);
} /*else {
DBG("Film[0] == NULL\n");
} */
}
}
// Check if a new style placement value has been specified
if (Anime && (Anime->FilmX >=0) && (Anime->FilmX <=100) &&
(Anime->FilmY >=0) && (Anime->FilmY <=100) &&
(Film != NULL) && (Film[0] != NULL)) {
// Check if screen size being used is different from theme origination size.
// If yes, then recalculate the animation placement % value.
// This is necessary because screen can be a different size, but anim is not scaled.
FilmPlace.XPos = HybridRepositioning(Anime->ScreenEdgeHorizontal, Anime->FilmX, Film[0]->Width, UGAWidth, GlobalConfig.ThemeDesignWidth );
FilmPlace.YPos = HybridRepositioning(Anime->ScreenEdgeVertical, Anime->FilmY, Film[0]->Height, UGAHeight, GlobalConfig.ThemeDesignHeight);
// Does the user want to fine tune the placement?
FilmPlace.XPos = CalculateNudgePosition(FilmPlace.XPos, Anime->NudgeX, Film[0]->Width, UGAWidth);
FilmPlace.YPos = CalculateNudgePosition(FilmPlace.YPos, Anime->NudgeY, Film[0]->Height, UGAHeight);
FilmPlace.Width = Film[0]->Width;
FilmPlace.Height = Film[0]->Height;
DBG("recalculated Film position\n");
} else {
// We are here if there is no anime, or if we use oldstyle placement values
// For both these cases, FilmPlace will be set after banner/menutitle positions are known
FilmPlace.XPos = 0;
FilmPlace.YPos = 0;
FilmPlace.Width = 0;
FilmPlace.Height = 0;
}
if (Film != NULL && Film[0] != NULL) {
DBG(" Anime seems OK, init it\n");
AnimeRun = TRUE;
CurrentFrame = 0;
LastDraw = 0;
} else {
// DBG("not run anime\n");
AnimeRun = FALSE;
}
// DBG("anime inited\n");
}
#endif
BOOLEAN REFIT_MENU_SCREEN::GetAnime()
{
GUI_ANIME *Anime;
if (!GuiAnime) return FALSE;
for (Anime = GuiAnime; Anime != NULL && Anime->ID != ID; Anime = Anime->Next);
if (Anime == NULL || Anime->Path == NULL) {
return FALSE;
}
DBG("Use anime=%ls frames=%llu\n", Anime->Path, Anime->Frames);
return TRUE;
}
//
// Sets next/previous available screen resolution, according to specified offset
//
VOID SetNextScreenMode(INT32 Next)
{
EFI_STATUS Status;
Status = egSetMode(Next);
if (!EFI_ERROR(Status)) {
UpdateConsoleVars();
}
}
//
// Updates console variables, according to ConOut resolution
// This should be called when initializing screen, or when resolution changes
//
static VOID UpdateConsoleVars()
{
UINTN i;
// get size of text console
if (gST->ConOut->QueryMode(gST->ConOut, gST->ConOut->Mode->Mode, &ConWidth, &ConHeight) != EFI_SUCCESS) {
// use default values on error
ConWidth = 80;
ConHeight = 25;
}
// free old BlankLine when it exists
if (BlankLine != NULL) {
FreePool(BlankLine);
}
// make a buffer for a whole text line
BlankLine = (__typeof__(BlankLine))AllocatePool((ConWidth + 1) * sizeof(CHAR16));
for (i = 0; i < ConWidth; i++) {
BlankLine[i] = ' ';
}
BlankLine[i] = 0;
}
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