void Update(DisplayImage img)
{
//display.ClearDisplayBuf();
this.DrawBody(img);
this.display.Display();
}
void DrawBody(DisplayImage img)
{
// Row 0, and image
this.display.WriteImageDisplayBuf(img, 0, 1);
// Row 1 - 3
//display.WriteLineDisplayBuf("Hello", 0, 1);
//display.WriteLineDisplayBuf("World", 0, 2);
}
public void AppendImage(DisplayImage image, uint col, uint row)
{
if (this.display.State == SSD1603.States.Ready)
{
for (uint i = col; i < 15; i++)
{
char value = ' ';
this.display.WriteCharDisplayBuf(value, i, row);
}
this.display.Display();
this.display.WriteImageDisplayBuf(image, col, row);
this.display.Display();
}
else
{
Debug.Write("Display not ready!");
}
}
public UInt32 WriteImageDisplayBuf(DisplayImage img, UInt32 Col, UInt32 Row)
{
/* Make sure we're drawing within the boundaries of the screen buffer */
UInt32 MaxRowValue = (this.SCREEN_HEIGHT_PAGES / img.ImageHeightBytes) - 1;
UInt32 MaxColValue = (UInt32)this.Screen.WidthInPixel;
if (Row > MaxRowValue)
{
return(0);
}
if ((Col + img.ImageWidthPx + DisplayFontTable.FontCharSpacing) > MaxColValue)
{
return(0);
}
UInt32 CharDataIndex = 0;
UInt32 StartPage = Row * 2; //0
UInt32 EndPage = StartPage + img.ImageHeightBytes; //2
UInt32 StartCol = Col;
UInt32 EndCol = StartCol + img.ImageWidthPx;
UInt32 CurrentPage = 0;
UInt32 CurrentCol = 0;
/* Copy the character image into the display buffer */
for (CurrentCol = StartCol; CurrentCol < EndCol; CurrentCol++)
{
for (CurrentPage = StartPage; CurrentPage < EndPage; CurrentPage++)
{
this.DisplayBuffer[CurrentCol, CurrentPage] = img.ImageData[CharDataIndex];
CharDataIndex++;
}
}
/* Return the number of horizontal pixels used by the character */
return(CurrentCol - StartCol);
}
