uint32 Text::lowTextManager(uint8 *ascii, int32 width, uint8 pen) {
_textCount++;
if (_textCount > MAX_TEXT_OBS)
error("Text::lowTextManager: MAX_TEXT_OBS exceeded");
uint32 textObjId = (TEXT_sect * ITM_PER_SEC) - 1;
do {
textObjId++;
} while (_objMan->fetchObject(textObjId)->o_status);
// okay, found a free text object
_objMan->fetchObject(textObjId)->o_status = STAT_FORE;
makeTextSprite((uint8)textObjId, ascii, (uint16)width, pen);
return textObjId;
}
uint32 FontRenderer::buildNewBloc(byte *ascii, int16 x, int16 y, uint16 width, uint8 pen, uint32 type, uint32 fontRes, uint8 justification) {
uint32 i = 0;
while (i < MAX_text_blocs && _blocList[i].text_mem)
i++;
assert(i < MAX_text_blocs);
// Create and position the sprite
_blocList[i].text_mem = makeTextSprite(ascii, width, pen, fontRes);
// 'NO_JUSTIFICATION' means print sprite with top-left at (x,y)
// without margin checking - used for debug text
if (justification != NO_JUSTIFICATION) {
FrameHeader frame_head;
frame_head.read(_blocList[i].text_mem);
switch (justification) {
case POSITION_AT_CENTER_OF_BASE:
// This one is always used for SPEECH TEXT; possibly
// also for pointer text
x -= (frame_head.width / 2);
y -= frame_head.height;
break;
case POSITION_AT_CENTER_OF_TOP:
x -= (frame_head.width / 2);
break;
case POSITION_AT_LEFT_OF_TOP:
// The given coords are already correct for this!
break;
case POSITION_AT_RIGHT_OF_TOP:
x -= frame_head.width;
break;
case POSITION_AT_LEFT_OF_BASE:
y -= frame_head.height;
break;
case POSITION_AT_RIGHT_OF_BASE:
x -= frame_head.width;
y -= frame_head.height;
break;
case POSITION_AT_LEFT_OF_CENTER:
y -= (frame_head.height / 2);
break;
case POSITION_AT_RIGHT_OF_CENTER:
x -= frame_head.width;
y -= (frame_head.height) / 2;
break;
}
// Ensure text sprite is a few pixels inside the visible screen
// remember - it's RDSPR_DISPLAYALIGN
uint16 text_left_margin = TEXT_MARGIN;
uint16 text_right_margin = 640 - TEXT_MARGIN - frame_head.width;
uint16 text_top_margin = TEXT_MARGIN;
uint16 text_bottom_margin = 400 - TEXT_MARGIN - frame_head.height;
// Move if too far left or too far right
if (x < text_left_margin)
x = text_left_margin;
else if (x > text_right_margin)
x = text_right_margin;
// Move if too high or too low
if (y < text_top_margin)
y = text_top_margin;
else if (y > text_bottom_margin)
y = text_bottom_margin;
}
// The sprite is always uncompressed
_blocList[i].type = type | RDSPR_NOCOMPRESSION;
_blocList[i].x = x;
_blocList[i].y = y;
return i + 1;
}
