diff ext/guichan-0.8.1/src/widgets/imagebutton.cpp @ 0:4a0efb7baf70

* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ext/guichan-0.8.1/src/widgets/imagebutton.cpp	Sun Jun 29 18:44:17 2008 +0000
@@ -0,0 +1,166 @@
+/*      _______   __   __   __   ______   __   __   _______   __   __
+ *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
+ *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
+ *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name of Guichan nor the names of its contributors may
+ *    be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * For comments regarding functions please see the header file.
+ */
+
+#include "guichan/widgets/imagebutton.hpp"
+
+#include "guichan/graphics.hpp"
+#include "guichan/image.hpp"
+
+namespace gcn
+{
+    ImageButton::ImageButton()
+        : mImage(0), 
+          mInternalImage(false)
+    {
+        setWidth(0);
+        setHeight(0);
+    }
+
+    ImageButton::ImageButton(const std::string& filename)
+        : mImage(0), 
+          mInternalImage(false)
+    {
+        mImage = Image::load(filename);
+        mInternalImage = true;
+        setWidth(mImage->getWidth() + mImage->getWidth() / 2);
+        setHeight(mImage->getHeight() + mImage->getHeight() / 2);
+    }
+
+    ImageButton::ImageButton(const Image* image)
+        : mImage(image), 
+          mInternalImage(false)
+    {
+        setWidth(mImage->getWidth() + mImage->getWidth() / 2);
+        setHeight(mImage->getHeight() + mImage->getHeight() / 2);
+    }
+
+    ImageButton::~ImageButton()
+    {
+        if (mInternalImage)
+        {
+            delete mImage;
+        }
+    }
+
+    void ImageButton::setImage(const Image* image)
+    {
+        if (mInternalImage)
+        {
+            delete mImage;
+        }
+
+        mImage = image;
+        mInternalImage = false;
+    }
+
+    const Image* ImageButton::getImage() const
+    {
+        return mImage;
+    }
+
+    void ImageButton::draw(Graphics* graphics)
+    {
+        gcn::Color faceColor = getBaseColor();
+        gcn::Color highlightColor, shadowColor;
+        int alpha = getBaseColor().a;
+
+        if (isPressed())
+        {
+            faceColor = faceColor - 0x303030;
+            faceColor.a = alpha;
+            highlightColor = faceColor - 0x303030;
+            highlightColor.a = alpha;
+            shadowColor = faceColor + 0x303030;
+            shadowColor.a = alpha;
+        }
+        else
+        {
+            highlightColor = faceColor + 0x303030;
+            highlightColor.a = alpha;
+            shadowColor = faceColor - 0x303030;
+            shadowColor.a = alpha;
+        }
+
+        graphics->setColor(faceColor);
+        graphics->fillRectangle(Rectangle(1, 
+                                          1, 
+                                          getDimension().width - 1, 
+                                          getHeight() - 1));
+
+        graphics->setColor(highlightColor);
+        graphics->drawLine(0, 0, getWidth() - 1, 0);
+        graphics->drawLine(0, 1, 0, getHeight() - 1);
+
+        graphics->setColor(shadowColor);
+        graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 1);
+        graphics->drawLine(1, getHeight() - 1, getWidth() - 1, getHeight() - 1);
+
+        graphics->setColor(getForegroundColor());
+
+        const int textX = (getWidth() - (mImage ? mImage->getWidth() : 0) ) / 2;
+        const int textY = (getHeight() - (mImage ? mImage->getHeight() : 0) ) / 2;
+
+        if (isPressed())
+        {
+            if(mImage)
+                graphics->drawImage(mImage, textX + 1, textY + 1);
+        }
+        else
+        {
+            if(mImage)
+                graphics->drawImage(mImage, textX, textY);
+
+            if (isFocused())
+            {
+                graphics->drawRectangle(Rectangle(2, 
+                                                  2, 
+                                                  getWidth() - 4,
+                                                  getHeight() - 4));
+            }
+        }
+    }
+}