Initial commit.

This code based on mana client http://www.gitorious.org/mana/mana
and my private repository.

1 files changed, 274 insertions, 0 deletions

diff --git a/src/gui/palette.cpp b/src/gui/palette.cpp
new file mode 100644
index 000000000..72c490912
--- /dev/null
+++ b/src/gui/palette.cpp
@@ -0,0 +1,274 @@
+/*
+ *  Configurable text colors
+ *  Copyright (C) 2008  Douglas Boffey <dougaboffey@netscape.net>
+ *  Copyright (C) 2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *
+ *  This file is part of The Mana Client.
+ *
+ *  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
+ *  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 "palette.h"
+
+#include "configuration.h"
+#include "client.h"
+
+#include "gui/gui.h"
+
+#include "utils/gettext.h"
+#include "utils/mathutils.h"
+#include "utils/stringutils.h"
+
+#include <math.h>
+
+const gcn::Color Palette::BLACK = gcn::Color(0, 0, 0);
+Palette::Palettes Palette::mInstances;
+
+const gcn::Color Palette::RAINBOW_COLORS[7] = {
+    gcn::Color(255, 0, 0),
+    gcn::Color(255, 153, 0),
+    gcn::Color(255, 255, 0),
+    gcn::Color(0, 153, 0),
+    gcn::Color(0, 204, 204),
+    gcn::Color(51, 0, 153),
+    gcn::Color(153, 0, 153)
+};
+/** Number of Elemets of RAINBOW_COLORS */
+const int Palette::RAINBOW_COLOR_COUNT = 7;
+
+Palette::Palette(int size) :
+    mRainbowTime(tick_time),
+    mColors(Colors(size))
+{
+    mInstances.insert(this);
+}
+
+Palette::~Palette()
+{
+    mInstances.erase(this);
+}
+
+const gcn::Color& Palette::getColor(char c, bool &valid)
+{
+    for (Colors::const_iterator col = mColors.begin(),
+         colEnd = mColors.end(); col != colEnd; ++col)
+    {
+        if (col->ch == c)
+        {
+            valid = true;
+            return col->color;
+        }
+    }
+    valid = false;
+    return BLACK;
+}
+
+void Palette::advanceGradients()
+{
+    Palettes::iterator it = mInstances.begin();
+    Palettes::iterator it_end = mInstances.end();
+
+    for (; it != it_end; it++)
+        (*it)->advanceGradient();
+}
+
+void Palette::advanceGradient()
+{
+    if (get_elapsed_time(mRainbowTime) > 5)
+    {
+        int pos, colIndex, colVal, delay, numOfColors;
+        // For slower systems, advance can be greater than one (advance > 1
+        // skips advance-1 steps). Should make gradient look the same
+        // independent of the framerate.
+        int advance = get_elapsed_time(mRainbowTime) / 5;
+        double startColVal, destColVal;
+
+        for (size_t i = 0; i < mGradVector.size(); i++)
+        {
+            if (!mGradVector[i])
+                continue;
+
+            delay = mGradVector[i]->delay;
+
+            if (mGradVector[i]->grad == PULSE)
+                delay = delay / 20;
+
+            numOfColors = (mGradVector[i]->grad == SPECTRUM ? 6 :
+                           mGradVector[i]->grad == PULSE ? 127 :
+                           RAINBOW_COLOR_COUNT);
+
+            mGradVector[i]->gradientIndex =
+                                    (mGradVector[i]->gradientIndex + advance) %
+                                    (delay * numOfColors);
+
+            pos = mGradVector[i]->gradientIndex % delay;
+            if (delay)
+                colIndex = mGradVector[i]->gradientIndex / delay;
+            else
+                colIndex = mGradVector[i]->gradientIndex;
+
+            if (mGradVector[i]->grad == PULSE)
+            {
+                colVal = static_cast<int>(255.0 *
+                        sin(M_PI * colIndex / numOfColors));
+
+                const gcn::Color &col = mGradVector[i]->testColor;
+
+                mGradVector[i]->color.r =
+                    ((colVal * col.r) / 255) % (col.r + 1);
+                mGradVector[i]->color.g =
+                    ((colVal * col.g) / 255) % (col.g + 1);
+                mGradVector[i]->color.b =
+                    ((colVal * col.b) / 255) % (col.b + 1);
+            }
+            if (mGradVector[i]->grad == SPECTRUM)
+            {
+                if (colIndex % 2)
+                { // falling curve
+                    if (delay)
+                    {
+                        colVal = static_cast<int>(255.0 *
+                             (cos(M_PI * pos / delay) + 1) / 2);
+                    }
+                    else
+                    {
+                        colVal = static_cast<int>(255.0 *
+                             (cos(M_PI * pos) + 1) / 2);
+                    }
+                }
+                else
+                { // ascending curve
+                    if (delay)
+                    {
+                        colVal = static_cast<int>(255.0 * (cos(M_PI *
+                            (delay - pos) / delay) + 1) / 2);
+                    }
+                    else
+                    {
+                        colVal = static_cast<int>(255.0 * (cos(M_PI *
+                            (delay - pos)) + 1) / 2);
+                    }
+                }
+
+                mGradVector[i]->color.r =
+                        (colIndex == 0 || colIndex == 5) ? 255 :
+                        (colIndex == 1 || colIndex == 4) ? colVal : 0;
+                mGradVector[i]->color.g =
+                        (colIndex == 1 || colIndex == 2) ? 255 :
+                        (colIndex == 0 || colIndex == 3) ? colVal : 0;
+                mGradVector[i]->color.b =
+                        (colIndex == 3 || colIndex == 4) ? 255 :
+                        (colIndex == 2 || colIndex == 5) ? colVal : 0;
+            }
+            else if (mGradVector[i]->grad == RAINBOW)
+            {
+                const gcn::Color &startCol = RAINBOW_COLORS[colIndex];
+                const gcn::Color &destCol =
+                        RAINBOW_COLORS[(colIndex + 1) % numOfColors];
+
+                if (delay)
+                    startColVal = (cos(M_PI * pos / delay) + 1) / 2;
+                else
+                    startColVal = 0;
+
+                destColVal = 1 - startColVal;
+
+                mGradVector[i]->color.r = static_cast<int>(startColVal
+                        * startCol.r + destColVal * destCol.r);
+
+                mGradVector[i]->color.g = static_cast<int>(startColVal
+                        * startCol.g + destColVal * destCol.g);
+
+                mGradVector[i]->color.b = static_cast<int>(startColVal
+                        * startCol.b + destColVal * destCol.b);
+            }
+        }
+
+        if (advance)
+            mRainbowTime = tick_time;
+    }
+}
+
+/*
+gcn::Color Palette::produceHPColor(int hp, int maxHp, int alpha)
+{
+    float r1 = 255;
+    float g1 = 255;
+    float b1 = 255;
+    float r2 = 255;
+    float g2 = 255;
+    float b2 = 255;
+
+    float weight = 1.0f;
+
+    int thresholdLevel = maxHp / 4;
+    int thresholdProgress = hp % thresholdLevel;
+
+    if (thresholdLevel)
+        weight = 1 - ((float)thresholdProgress) / ((float)thresholdLevel);
+    else
+        weight = 0;
+
+    if (hp < (thresholdLevel))
+    {
+        gcn::Color color1 = guiPalette->getColor(Palette::HPBAR_ONE_HALF);
+        gcn::Color color2 = guiPalette->getColor(Palette::HPBAR_ONE_QUARTER);
+        r1 = color1.r; r2 = color2.r;
+        g1 = color1.g; g2 = color2.g;
+        b1 = color1.b; b2 = color2.b;
+    }
+    else if (hp < (thresholdLevel*2))
+    {
+        gcn::Color color1 = guiPalette->getColor(Palette::HPBAR_THREE_QUARTERS);
+        gcn::Color color2 = guiPalette->getColor(Palette::HPBAR_ONE_HALF);
+        r1 = color1.r; r2 = color2.r;
+        g1 = color1.g; g2 = color2.g;
+        b1 = color1.b; b2 = color2.b;
+    }
+    else if (hp < thresholdLevel*3)
+    {
+        gcn::Color color1 = guiPalette->getColor(Palette::HPBAR_FULL);
+        gcn::Color color2 = guiPalette->getColor(Palette::HPBAR_THREE_QUARTERS);
+        r1 = color1.r; r2 = color2.r;
+        g1 = color1.g; g2 = color2.g;
+        b1 = color1.b; b2 = color2.b;
+    }
+    else
+    {
+       gcn::Color color1 = guiPalette->getColor(Palette::HPBAR_FULL);
+       gcn::Color color2 = guiPalette->getColor(Palette::HPBAR_FULL);
+       r1 = color1.r; r2 = color2.r;
+       g1 = color1.g; g2 = color2.g;
+       b1 = color1.b; b2 = color2.b;
+    }
+
+    // Safety checks
+    if (weight > 1.0f) weight = 1.0f;
+    if (weight < 0.0f) weight = 0.0f;
+
+    // Do the color blend
+    r1 = (int) weightedAverage(r1, r2,weight);
+    g1 = (int) weightedAverage(g1, g2, weight);
+    b1 = (int) weightedAverage(b1, b2, weight);
+
+    // More safety checks
+    if (r1 > 255) r1 = 255;
+    if (g1 > 255) g1 = 255;
+    if (b1 > 255) b1 = 255;
+
+    return gcn::Color(r1, g1, b1, alpha);
+}
+*/
+