Initial commit.

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

1 files changed, 298 insertions, 0 deletions

diff --git a/src/gui/widgets/slider.cpp b/src/gui/widgets/slider.cpp
new file mode 100644
index 000000000..9513d5308
--- /dev/null
+++ b/src/gui/widgets/slider.cpp
@@ -0,0 +1,298 @@
+/*
+ *  The Mana Client
+ *  Copyright (C) 2004-2009  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 "gui/widgets/slider.h"
+
+#include "client.h"
+#include "configuration.h"
+#include "graphics.h"
+
+#include "gui/theme.h"
+
+#include "resources/image.h"
+
+Image *Slider::hStart, *Slider::hMid, *Slider::hEnd, *Slider::hGrip;
+Image *Slider::vStart, *Slider::vMid, *Slider::vEnd, *Slider::vGrip;
+Image *Slider::hStartHi, *Slider::hMidHi, *Slider::hEndHi, *Slider::hGripHi;
+Image *Slider::vStartHi, *Slider::vMidHi, *Slider::vEndHi, *Slider::vGripHi;
+float Slider::mAlpha = 1.0;
+int Slider::mInstances = 0;
+
+Slider::Slider(double scaleEnd):
+    gcn::Slider(scaleEnd),
+    mHasMouse(false)
+{
+    init();
+}
+
+Slider::Slider(double scaleStart, double scaleEnd):
+    gcn::Slider(scaleStart, scaleEnd),
+    mHasMouse(false)
+{
+    init();
+}
+
+Slider::~Slider()
+{
+    mInstances--;
+
+    if (mInstances == 0)
+    {
+        delete hStart;
+        delete hMid;
+        delete hEnd;
+        delete hGrip;
+        delete vStart;
+        delete vMid;
+        delete vEnd;
+        delete vGrip;
+        delete hStartHi;
+        delete hMidHi;
+        delete hEndHi;
+        delete hGripHi;
+        delete vStartHi;
+        delete vMidHi;
+        delete vEndHi;
+        delete vGripHi;
+    }
+}
+
+void Slider::init()
+{
+    setFrameSize(0);
+
+    // Load resources
+    if (mInstances == 0)
+    {
+        int x, y, w, h, o1, o2;
+
+        Image *slider = Theme::getImageFromTheme("slider.png");
+        Image *sliderHi = Theme::getImageFromTheme("slider_hilight.png");
+
+        x = 0; y = 0;
+        w = 15; h = 6;
+        o1 = 4; o2 = 11;
+        if (slider)
+        {
+            hStart = slider->getSubImage(x, y, o1 - x, h);
+            hMid = slider->getSubImage(o1, y, o2 - o1, h);
+            hEnd = slider->getSubImage(o2, y, w - o2 + x, h);
+        }
+        else
+        {
+            hStart = 0;
+            hMid = 0;
+            hEnd = 0;
+        }
+        if (sliderHi)
+        {
+            hStartHi = sliderHi->getSubImage(x, y, o1 - x, h);
+            hMidHi = sliderHi->getSubImage(o1, y, o2 - o1, h);
+            hEndHi = sliderHi->getSubImage(o2, y, w - o2 + x, h);
+        }
+        else
+        {
+            hStartHi = 0;
+            hMidHi = 0;
+            hEndHi = 0;
+        }
+
+        x = 6; y = 8;
+        w = 9; h = 10;
+        if (slider)
+            hGrip = slider->getSubImage(x, y, w, h);
+        else
+            hGrip = 0;
+        if (sliderHi)
+            hGripHi = sliderHi->getSubImage(x, y, w, h);
+        else
+            hGripHi = 0;
+
+        x = 0; y = 6;
+        w = 6; h = 21;
+        o1 = 10; o2 = 18;
+        if (slider)
+        {
+            vStart = slider->getSubImage(x, y, w, o1 - y);
+            vMid = slider->getSubImage(x, o1, w, o2 - o1);
+            vEnd = slider->getSubImage(x, o2, w, h - o2 + y);
+        }
+        else
+        {
+            vStart = 0;
+            vMid = 0;
+            vEnd = 0;
+        }
+        if (sliderHi)
+        {
+            vStartHi = sliderHi->getSubImage(x, y, w, o1 - y);
+            vMidHi = sliderHi->getSubImage(x, o1, w, o2 - o1);
+            vEndHi = sliderHi->getSubImage(x, o2, w, h - o2 + y);
+        }
+        else
+        {
+            vStartHi = 0;
+            vMidHi = 0;
+            vEndHi = 0;
+        }
+
+        x = 6; y = 8;
+        w = 9; h = 10;
+        if (slider)
+            vGrip = slider->getSubImage(x, y, w, h);
+        else
+            vGrip = 0;
+
+        if (sliderHi)
+            vGripHi = sliderHi->getSubImage(x, y, w, h);
+        else
+            vGripHi = 0;
+
+        if (slider)
+            slider->decRef();
+        if (sliderHi)
+            sliderHi->decRef();
+    }
+
+    mInstances++;
+
+    if (hGrip)
+        setMarkerLength(hGrip->getWidth());
+}
+
+void Slider::updateAlpha()
+{
+    float alpha = std::max(Client::getGuiAlpha(),
+                           Theme::instance()->getMinimumOpacity());
+
+    if (alpha != mAlpha)
+    {
+        mAlpha = alpha;
+        if (hStart)
+            hStart->setAlpha(mAlpha);
+        if (hMid)
+            hMid->setAlpha(mAlpha);
+        if (hEnd)
+            hEnd->setAlpha(mAlpha);
+        if (hGrip)
+            hGrip->setAlpha(mAlpha);
+        if (hStartHi)
+            hStartHi->setAlpha(mAlpha);
+        if (hMidHi)
+            hMidHi->setAlpha(mAlpha);
+        if (hEndHi)
+            hEndHi->setAlpha(mAlpha);
+        if (hGripHi)
+            hGripHi->setAlpha(mAlpha);
+
+        if (vStart)
+            vStart->setAlpha(mAlpha);
+        if (vMid)
+            vMid->setAlpha(mAlpha);
+        if (vEnd)
+            vEnd->setAlpha(mAlpha);
+        if (vGrip)
+            vGrip->setAlpha(mAlpha);
+        if (vStartHi)
+            vStartHi->setAlpha(mAlpha);
+        if (vMidHi)
+            vMidHi->setAlpha(mAlpha);
+        if (vEndHi)
+            vEndHi->setAlpha(mAlpha);
+        if (vGripHi)
+            vGripHi->setAlpha(mAlpha);
+    }
+
+}
+
+void Slider::draw(gcn::Graphics *graphics)
+{
+    if (!hStart || !hStartHi)
+        return;
+
+    int w = getWidth();
+    int h = getHeight();
+    int x = 0;
+    int y = mHasMouse ? (h - hStartHi->getHeight()) / 2 :
+            (h - hStart->getHeight()) / 2;
+
+    updateAlpha();
+
+    if (!mHasMouse)
+    {
+        static_cast<Graphics*>(graphics)->drawImage(hStart, x, y);
+
+        w -= hStart->getWidth() + hEnd->getWidth();
+        x += hStart->getWidth();
+
+        if (hMid)
+        {
+            static_cast<Graphics*>(graphics)->
+                drawImagePattern(hMid, x, y, w, hMid->getHeight());
+        }
+
+        x += w;
+        if (hEnd)
+            static_cast<Graphics*>(graphics)->drawImage(hEnd, x, y);
+    }
+    else
+    {
+        static_cast<Graphics*>(graphics)->drawImage(hStartHi, x, y);
+
+        w -= hStartHi->getWidth();
+        if (hEndHi)
+            w -= hEndHi->getWidth();
+        x += hStartHi->getWidth();
+
+        if (hMidHi)
+        {
+            static_cast<Graphics*>(graphics)->
+                drawImagePattern(hMidHi, x, y, w, hMidHi->getHeight());
+        }
+
+        x += w;
+        if (hEndHi)
+            static_cast<Graphics*>(graphics)->drawImage(hEndHi, x, y);
+    }
+
+    drawMarker(graphics);
+}
+
+void Slider::drawMarker(gcn::Graphics *graphics)
+{
+    if (!(mHasMouse?hGripHi:hGrip))
+        return;
+
+    static_cast<Graphics*>(graphics)->
+       drawImage(mHasMouse?hGripHi:hGrip, getMarkerPosition(),
+       (getHeight() - (mHasMouse?hGripHi:hGrip)->getHeight()) / 2);
+}
+
+void Slider::mouseEntered(gcn::MouseEvent& event _UNUSED_)
+{
+    mHasMouse = true;
+}
+
+void Slider::mouseExited(gcn::MouseEvent& event _UNUSED_)
+{
+    mHasMouse = false;
+}
+