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engines/ultima/nuvie/fonts/u6_font.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "ultima/nuvie/core/nuvie_defs.h"
+#include "ultima/nuvie/conf/configuration.h"
+#include "ultima/nuvie/screen/screen.h"
+#include "ultima/nuvie/fonts/u6_font.h"
+
+namespace Ultima {
+namespace Nuvie {
+
+U6Font::U6Font() : font_data(nullptr) {
+}
+
+U6Font::~U6Font() {
+	if (font_data != nullptr)
+		free(font_data);
+}
+
+bool U6Font::init(unsigned char *data, uint16 num_c, uint16 char_offset) {
+	offset = char_offset;
+	num_chars = num_c;
+
+	font_data = (unsigned char *)malloc(num_chars * 8);
+	memcpy(font_data, data, num_chars * 8);
+
+	return true;
+}
+
+uint16 U6Font::drawChar(Screen *screen, uint8 char_num, uint16 x, uint16 y,
+						uint8 color) {
+	unsigned char buf[64];
+	unsigned char *pixels;
+	uint16 i, j;
+	unsigned char *font;
+	uint16 pitch;
+
+	memset(buf, 0xff, 64);
+
+//pixels = (unsigned char *)screen->get_pixels();
+	pixels = buf;
+	pitch = 8;//screen->get_pitch();
+
+	font = &font_data[char_num * 8];
+
+//pixels += y * pitch + x;
+
+	for (i = 0; i < 8; i++) {
+		for (j = 8; j > 0; j--) {
+			if (font[i] & (1 << (j - 1)))
+				pixels[8 - j] = color; // 0th palette entry should be black
+		}
+
+		pixels += pitch;
+	}
+
+	screen->blit(x, y, buf, 8, 8, 8, 8, true, nullptr);
+	return 8;
+}
+
+} // End of namespace Nuvie
+} // End of namespace Ultima