C++ (Cpp) drawBits1 Examples

Example #1

void CharsetRendererV3::drawChar(int chr, Graphics::Surface &s, int x, int y) {
	const byte *charPtr;
	byte *dst;
	int width, height;
	int is2byte = (chr >= 0x80 && _vm->_useCJKMode) ? 1 : 0;
	if (is2byte) {
#ifndef DISABLE_TOWNS_DUAL_LAYER_MODE
		if (_vm->_game.platform == Common::kPlatformFMTowns) {
			_vm->_cjkFont->drawChar(s, chr, x * _vm->_textSurfaceMultiplier, y * _vm->_textSurfaceMultiplier, _color, _shadowColor);
			return;
		}
		else
#endif
		{
			charPtr = _vm->get2byteCharPtr(chr);
			width = _vm->_2byteWidth;
			height = _vm->_2byteHeight;
		}
	} else {
		charPtr = _fontPtr + chr * 8;
//		width = height = 8;
		width = getCharWidth(chr);
		height = 8;
	}
	dst = (byte *)s.pixels + y * s.pitch + x;
	drawBits1(s, dst, charPtr, y, width, height, s.format.bytesPerPixel);
}

Example #2

void CharsetRendererV3::printChar(int chr, bool ignoreCharsetMask) {
	// WORKAROUND for bug #1509509: Indy3 Mac does not show black
	// characters (such as in the grail diary) if ignoreCharsetMask
	// is true. See also patch #1851568.
	if (_vm->_game.id == GID_INDY3 && _vm->_game.platform == Common::kPlatformMacintosh && _color == 0)
		ignoreCharsetMask = false;

	// Indy3 / Zak256 / Loom
	int width, height, origWidth = 0, origHeight;
	VirtScreen *vs;
	const byte *charPtr;
	byte *dst;
	int is2byte = (chr >= 256 && _vm->_useCJKMode) ? 1 : 0;

	assertRange(0, _curId, _vm->_numCharsets - 1, "charset");

	if ((vs = _vm->findVirtScreen(_top)) == NULL)
		return;

	if (chr == '@')
		return;

	if (_vm->_useCJKMode && chr > 127) {
		if (_vm->_game.platform == Common::kPlatformFMTowns) {
			charPtr = 0;
			width = _vm->_cjkFont->getCharWidth(chr);
			height = _vm->_cjkFont->getFontHeight();
		} else {
			width = _vm->_2byteWidth;
			height = _vm->_2byteHeight;
			charPtr = _vm->get2byteCharPtr(chr);
		}
	} else {
		charPtr = _fontPtr + chr * 8;
		width = getCharWidth(chr);
		height = 8;
	}

	// Clip at the right side (to avoid drawing "outside" the screen bounds).
	if (_left + origWidth > _right + 1)
		return;

	origWidth = width;
	origHeight = height;

	if (_shadowMode != kNoShadowMode) {
		width++;
		height++;
	}

	if (_firstChar) {
		_str.left = _left;
		_str.top = _top;
		_str.right = _left;
		_str.bottom = _top;
		_firstChar = false;
	}

	int drawTop = _top - vs->topline;

	_vm->markRectAsDirty(vs->number, _left, _left + width, drawTop, drawTop + height);

	if (!ignoreCharsetMask) {
		_hasMask = true;
		_textScreenID = vs->number;
	}

	if (
#ifndef DISABLE_TOWNS_DUAL_LAYER_MODE
		(_vm->_game.platform != Common::kPlatformFMTowns) &&
#endif
		(ignoreCharsetMask || !vs->hasTwoBuffers)) {
		dst = vs->getPixels(_left, drawTop);
		if (charPtr)
			drawBits1(*vs, dst, charPtr, drawTop, origWidth, origHeight, vs->bytesPerPixel);
		else if (_vm->_cjkFont)
			_vm->_cjkFont->drawChar(vs, chr, _left, drawTop, _color, _shadowColor);
	} else {
		dst = (byte *)_vm->_textSurface.getBasePtr(_left * _vm->_textSurfaceMultiplier, _top * _vm->_textSurfaceMultiplier);
		if (charPtr)
			drawBits1(_vm->_textSurface, dst, charPtr, drawTop, origWidth, origHeight, _vm->_textSurface.bytesPerPixel, (_vm->_textSurfaceMultiplier == 2 && !is2byte));
		else if (_vm->_cjkFont)
			_vm->_cjkFont->drawChar(_vm->_textSurface, chr, _left * _vm->_textSurfaceMultiplier, _top * _vm->_textSurfaceMultiplier, _color, _shadowColor);
		if (is2byte)
			origWidth /= _vm->_textSurfaceMultiplier;
	}

	if (_str.left > _left)
		_str.left = _left;

	_left += origWidth;

	if (_str.right < _left) {
		_str.right = _left;
		if (_shadowMode != kNoShadowMode)
			_str.right++;
	}

	if (_str.bottom < _top + height / _vm->_textSurfaceMultiplier)
		_str.bottom = _top + height / _vm->_textSurfaceMultiplier;
}