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engines/ags/engine/ac/global_palette.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 "ags/shared/ac/common.h"
+#include "ags/engine/ac/draw.h"
+#include "ags/shared/ac/game_setup_struct.h"
+#include "ags/engine/ac/game_state.h"
+#include "ags/engine/ac/global_palette.h"
+#include "ags/shared/util/wgt2_allg.h"
+
+namespace AGS3 {
+
+
+
+
+
+
+void CyclePalette(int strt, int eend) {
+	// hi-color game must invalidate screen since the palette changes
+	// the effect of the drawing operations
+	if (_GP(game).color_depth > 1)
+		invalidate_screen();
+
+	if ((strt < 0) || (strt > 255) || (eend < 0) || (eend > 255))
+		quit("!CyclePalette: start and end must be 0-255");
+
+	if (eend > strt) {
+		// forwards
+		wcolrotate(strt, eend, 0, _G(palette));
+		set_palette_range(_G(palette), strt, eend, 0);
+	} else {
+		// backwards
+		wcolrotate(eend, strt, 1, _G(palette));
+		set_palette_range(_G(palette), eend, strt, 0);
+	}
+
+}
+void SetPalRGB(int inndx, int rr, int gg, int bb) {
+	if (_GP(game).color_depth > 1)
+		invalidate_screen();
+
+	wsetrgb(inndx, rr, gg, bb, _G(palette));
+	set_palette_range(_G(palette), inndx, inndx, 0);
+}
+/*void scSetPal(color*pptr) {
+wsetpalette(0,255,pptr);
+}
+void scGetPal(color*pptr) {
+get_palette(pptr);
+}*/
+
+void UpdatePalette() {
+	if (_GP(game).color_depth > 1)
+		invalidate_screen();
+
+	if (!_GP(play).fast_forward)
+		setpal();
+}
+
+} // namespace AGS3