Bmf.c

Go to the documentation of this file.

 
#include <UserFile.h>
 
#include <Base.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/DebugLib.h>
#include <Library/BmpSupportLib.h>
 
#include "BmfLib.h"
 
EFI_STATUS
GuiBmpToImage (
  IN OUT GUI_IMAGE  *Image,
  IN     VOID       *BmpImage,
  IN     UINTN      BmpImageSize
  )
{
  EFI_STATUS                     Status;
  EFI_GRAPHICS_OUTPUT_BLT_PIXEL  *Buffer;
  UINTN                          BufferSize;
  UINTN                          BmpHeight;
  UINTN                          BmpWidth;
 
  ASSERT (Image != NULL);
  ASSERT (BmpImage != NULL);
  ASSERT (BmpImageSize > 0);
 
  Buffer = NULL;
  Status = TranslateBmpToGopBlt (
             BmpImage,
             BmpImageSize,
             &Buffer,
             &BufferSize,
             &BmpHeight,
             &BmpWidth
             );
  if (EFI_ERROR (Status)) {
    return Status;
  }
 
  // TODO: Update the lib?
  ASSERT ((UINT32)BmpHeight == BmpHeight);
  ASSERT ((UINT32)BmpWidth  == BmpWidth);
 
  Image->Height = (UINT32)BmpHeight;
  Image->Width  = (UINT32)BmpWidth;
  Image->Buffer = Buffer;
  return EFI_SUCCESS;
}
 
int
ENTRY_POINT (
  int   argc,
  char  *argv[]
  )
{
  BOOLEAN           Result;
  GUI_FONT_CONTEXT  Context;
  UINT8             *FontImage;
  UINT32            FontImageSize;
  UINT8             *FontMetrics;
  UINT32            FontMetricsSize;
  GUI_IMAGE         Label;
  EFI_STATUS        Status;
  VOID              *BmpImage;
  UINT32            BmpImageSize;
 
  if (argc != 3) {
    DEBUG ((DEBUG_ERROR, "./Bmf <FontImage> <FontMetrics>"));
    return -1;
  }
 
  FontImage   = UserReadFile (argv[1], &FontImageSize);
  FontMetrics = UserReadFile (argv[2], &FontMetricsSize);
  Result      = GuiFontConstruct (&Context, FontImage, FontImageSize, FontMetrics, FontMetricsSize, 1);
  if (!Result) {
    DEBUG ((DEBUG_WARN, "BMF: Helvetica failed\n"));
    return -1;
  }
 
  Result = GuiGetLabel (&Label, &Context, L"Time Machine HD", L_STR_LEN ("Time Machine HD"), FALSE);
  if (!Result) {
    DEBUG ((DEBUG_WARN, "BMF: label failed\n"));
    return -1;
  }
 
  DEBUG ((DEBUG_WARN, "Result: %u %u\n", Label.Height, Label.Width));
 
  BmpImage     = NULL;
  BmpImageSize = 0;
  Status       = TranslateGopBltToBmp (
                   Label.Buffer,
                   Label.Height,
                   Label.Width,
                   &BmpImage,
                   &BmpImageSize
                   );
  if (EFI_ERROR (Status)) {
    return -1;
  }
 
  UserWriteFile ("Label.bmp", BmpImage, BmpImageSize);
 
  FreePool (BmpImage);
 
  FreePool (Context.FontImage.Buffer);
  FreePool (Label.Buffer);
 
  return 0;
}