Moved basic widgets into the gui/widgets directory

In an attempt to make the GUI code a little more structured, basic
widgets are now put in gui/widgets. Many includes were also cleaned up.

1 files changed, 181 insertions, 0 deletions

diff --git a/src/gui/widgets/button.cpp b/src/gui/widgets/button.cpp
new file mode 100644
index 00000000..71579bd4
--- /dev/null
+++ b/src/gui/widgets/button.cpp
@@ -0,0 +1,181 @@
+/*
+ *  The Mana World
+ *  Copyright (C) 2004  The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "gui/widgets/button.h"
+
+#include "gui/palette.h"
+
+#include "configuration.h"
+#include "graphics.h"
+
+#include "resources/image.h"
+#include "resources/resourcemanager.h"
+
+#include "utils/dtor.h"
+
+#include <guichan/exception.hpp>
+#include <guichan/font.hpp>
+
+int Button::mInstances = 0;
+float Button::mAlpha = 1.0;
+
+enum{
+    BUTTON_STANDARD,    // 0
+    BUTTON_HIGHLIGHTED, // 1
+    BUTTON_PRESSED,     // 2
+    BUTTON_DISABLED,    // 3
+    BUTTON_COUNT        // 4 - Must be last.
+};
+
+struct ButtonData
+{
+    char const *file;
+    int gridX;
+    int gridY;
+};
+
+static ButtonData const data[BUTTON_COUNT] = {
+    { "graphics/gui/button.png", 0, 0 },
+    { "graphics/gui/buttonhi.png", 9, 4 },
+    { "graphics/gui/buttonpress.png", 16, 19 },
+    { "graphics/gui/button_disabled.png", 25, 23 }
+};
+
+ImageRect Button::button[BUTTON_COUNT];
+
+Button::Button()
+{
+    init();
+}
+
+Button::Button(const std::string &caption, const std::string &actionEventId,
+    gcn::ActionListener *listener):
+    gcn::Button(caption)
+{
+    init();
+    setActionEventId(actionEventId);
+
+    if (listener)
+        addActionListener(listener);
+}
+
+void Button::init()
+{
+    setFrameSize(0);
+
+    if (mInstances == 0)
+    {
+        // Load the skin
+        ResourceManager *resman = ResourceManager::getInstance();
+        Image *btn[BUTTON_COUNT];
+
+        int a, x, y, mode;
+
+        for (mode = 0; mode < BUTTON_COUNT; mode++)
+        {
+            btn[mode] = resman->getImage(data[mode].file);
+            a = 0;
+            for (y = 0; y < 3; y++)
+            {
+                for (x = 0; x < 3; x++)
+                {
+                    button[mode].grid[a] = btn[mode]->getSubImage(
+                            data[x].gridX, data[y].gridY,
+                            data[x + 1].gridX - data[x].gridX + 1,
+                            data[y + 1].gridY - data[y].gridY + 1);
+                    button[mode].grid[a]->setAlpha(mAlpha);
+                    a++;
+                }
+            }
+            btn[mode]->decRef();
+        }
+    }
+    mInstances++;
+}
+
+Button::~Button()
+{
+    mInstances--;
+
+    if (mInstances == 0)
+    {
+        for (int mode = 0; mode < BUTTON_COUNT; mode++)
+        {
+            for_each(button[mode].grid, button[mode].grid + 9, dtor<Image*>());
+        }
+    }
+}
+
+void Button::draw(gcn::Graphics *graphics)
+{
+    int mode;
+
+    if (!isEnabled())
+        mode = BUTTON_DISABLED;
+    else if (isPressed())
+        mode = BUTTON_PRESSED;
+    else if (mHasMouse || isFocused())
+        mode = BUTTON_HIGHLIGHTED;
+    else
+        mode = BUTTON_STANDARD;
+
+    if (config.getValue("guialpha", 0.8) != mAlpha)
+    {
+        mAlpha = config.getValue("guialpha", 0.8);
+        for (int a = 0; a < 9; a++)
+        {
+            button[BUTTON_DISABLED].grid[a]->setAlpha(mAlpha);
+            button[BUTTON_PRESSED].grid[a]->setAlpha(mAlpha);
+            button[BUTTON_HIGHLIGHTED].grid[a]->setAlpha(mAlpha);
+            button[BUTTON_STANDARD].grid[a]->setAlpha(mAlpha);
+        }
+    }
+
+    static_cast<Graphics*>(graphics)->
+        drawImageRect(0, 0, getWidth(), getHeight(), button[mode]);
+
+    graphics->setColor(guiPalette->getColor(Palette::TEXT));
+
+    int textX;
+    int textY = getHeight() / 2 - getFont()->getHeight() / 2;
+
+    switch (getAlignment())
+    {
+        case gcn::Graphics::LEFT:
+            textX = 4;
+            break;
+        case gcn::Graphics::CENTER:
+            textX = getWidth() / 2;
+            break;
+        case gcn::Graphics::RIGHT:
+            textX = getWidth() - 4;
+            break;
+        default:
+            throw GCN_EXCEPTION("Button::draw. Unknown alignment.");
+    }
+
+    graphics->setFont(getFont());
+
+    if (isPressed())
+        graphics->drawText(getCaption(), textX + 1, textY + 1, getAlignment());
+    else
+        graphics->drawText(getCaption(), textX, textY, getAlignment());
+}