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-rw-r--r--src/utils/rgba_color.cpp107
-rw-r--r--src/utils/rgba_color.hpp53
2 files changed, 160 insertions, 0 deletions
diff --git a/src/utils/rgba_color.cpp b/src/utils/rgba_color.cpp
new file mode 100644
index 00000000..bacb37de
--- /dev/null
+++ b/src/utils/rgba_color.cpp
@@ -0,0 +1,107 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe 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 2
+ * 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; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "rgba_color.hpp"
+
+namespace usdx
+{
+ RgbaColor::RgbaColor(int red, int green, int blue, int alpha)
+ : RgbColor(red, green, blue), alpha(alpha/255.0f)
+ {
+ }
+
+ RgbaColor::RgbaColor(float red, float green, float blue, float alpha)
+ : RgbColor(red, green, blue), alpha(alpha)
+ {
+ }
+
+ RgbaColor::RgbaColor(const RgbaColor& color)
+ : RgbColor(color), alpha(color.alpha)
+ {
+ }
+
+ RgbaColor::RgbaColor(const RgbColor& color, int alpha)
+ : RgbColor(color), alpha(alpha / 255.0f)
+ {
+ }
+
+ RgbaColor::RgbaColor(const RgbColor& color, float alpha)
+ : RgbColor(color), alpha(alpha)
+ {
+ }
+
+ RgbaColor& RgbaColor::operator=(const RgbaColor& color)
+ {
+ if (this != &color) {
+ RgbColor::operator=(color);
+ alpha = color.alpha;
+ }
+
+ return *this;
+ }
+
+ RgbaColor& RgbaColor::operator=(const RgbColor& color)
+ {
+ if (this != &color) {
+ RgbColor::operator=(color);
+ alpha = 1.0f;
+ }
+
+ return *this;
+ }
+
+ float RgbaColor::get_alpha(void) const
+ {
+ return alpha;
+ }
+
+ const GLubyte* RgbaColor::get_array(size_t len) const
+ {
+ if (array_length != len && array != NULL) {
+ delete[] array;
+ array = NULL;
+ array_length = 0;
+ }
+
+ if (array == NULL) {
+ int components = get_array_comonent_count();
+ array = new GLubyte[len * components];
+ array_length = len;
+
+ for (size_t i = 0; i < len; i++) {
+ array[i*components] = get_red() * 255.0f;
+ array[(i*components) + 1] = get_green() * 255.0f;
+ array[(i*components) + 2] = get_blue() * 255.0f;
+ array[(i*components) + 3] = alpha * 255.0f;
+ }
+ }
+
+ return array;
+ }
+
+ int RgbaColor::get_array_comonent_count(void) const
+ {
+ return 4;
+ }
+};
diff --git a/src/utils/rgba_color.hpp b/src/utils/rgba_color.hpp
new file mode 100644
index 00000000..560727f0
--- /dev/null
+++ b/src/utils/rgba_color.hpp
@@ -0,0 +1,53 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe 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 2
+ * 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; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef RGBA_COLOR_HPP
+#define RGBA_COLOR_HPP
+
+#include "rgb_color.hpp"
+
+namespace usdx
+{
+ class RgbaColor : public RgbColor
+ {
+ private:
+ float alpha;
+
+ public:
+ RgbaColor(int red, int green, int blue, int alpha);
+ RgbaColor(float red, float green, float blue, float alpha);
+ RgbaColor(const RgbaColor& color);
+ RgbaColor(const RgbColor& color, int alpha);
+ RgbaColor(const RgbColor& color, float alpha);
+ RgbaColor& operator=(const RgbaColor& color);
+ RgbaColor& operator=(const RgbColor& color);
+
+ float get_alpha(void) const;
+
+ virtual const GLubyte* get_array(size_t len) const;
+ int get_array_comonent_count(void) const;
+ };
+};
+
+#endif