frodo-wii/Src/gui/guichan/widgets/window.cpp
2009-11-10 06:12:10 +00:00

309 lines
8.7 KiB
C++

/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* 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/window.hpp"
#include "guichan/exception.hpp"
#include "guichan/font.hpp"
#include "guichan/graphics.hpp"
#include "guichan/mouseinput.hpp"
namespace gcn
{
Window::Window()
:mMoved(false)
{
setFrameSize(1);
setPadding(2);
setTitleBarHeight(16);
setAlignment(Graphics::CENTER);
addMouseListener(this);
setMovable(true);
setOpaque(true);
}
Window::Window(const std::string& caption)
:mMoved(false)
{
setCaption(caption);
setFrameSize(1);
setPadding(2);
setTitleBarHeight(16);
setAlignment(Graphics::CENTER);
addMouseListener(this);
setMovable(true);
setOpaque(true);
}
Window::~Window()
{
}
void Window::setPadding(unsigned int padding)
{
mPadding = padding;
}
unsigned int Window::getPadding() const
{
return mPadding;
}
void Window::setTitleBarHeight(unsigned int height)
{
mTitleBarHeight = height;
}
unsigned int Window::getTitleBarHeight()
{
return mTitleBarHeight;
}
void Window::setCaption(const std::string& caption)
{
mCaption = caption;
}
const std::string& Window::getCaption() const
{
return mCaption;
}
void Window::setAlignment(Graphics::Alignment alignment)
{
mAlignment = alignment;
}
Graphics::Alignment Window::getAlignment() const
{
return mAlignment;
}
void Window::draw(Graphics* graphics)
{
const Color &faceColor = getBaseColor();
Color highlightColor, shadowColor;
const int alpha = getBaseColor().a;
highlightColor = faceColor + 0x303030;
highlightColor.a = alpha;
shadowColor = faceColor - 0x303030;
shadowColor.a = alpha;
Rectangle d = getChildrenArea();
// Fill the background around the content
graphics->setColor(faceColor);
// Fill top
graphics->fillRectangle(Rectangle(0,0,getWidth(),d.y - 1));
// Fill left
graphics->fillRectangle(Rectangle(0,d.y - 1, d.x - 1, getHeight() - d.y + 1));
// Fill right
graphics->fillRectangle(Rectangle(d.x + d.width + 1,
d.y - 1,
getWidth() - d.x - d.width - 1,
getHeight() - d.y + 1));
// Fill bottom
graphics->fillRectangle(Rectangle(d.x - 1,
d.y + d.height + 1,
d.width + 2,
getHeight() - d.height - d.y - 1));
if (isOpaque())
{
graphics->fillRectangle(d);
}
// Construct a rectangle one pixel bigger than the content
d.x -= 1;
d.y -= 1;
d.width += 2;
d.height += 2;
// Draw a border around the content
graphics->setColor(shadowColor);
// Top line
graphics->drawLine(d.x,
d.y,
d.x + d.width - 2,
d.y);
// Left line
graphics->drawLine(d.x,
d.y + 1,
d.x,
d.y + d.height - 1);
graphics->setColor(highlightColor);
// Right line
graphics->drawLine(d.x + d.width - 1,
d.y,
d.x + d.width - 1,
d.y + d.height - 2);
// Bottom line
graphics->drawLine(d.x + 1,
d.y + d.height - 1,
d.x + d.width - 1,
d.y + d.height - 1);
drawChildren(graphics);
int textX;
int textY;
textY = ((int)getTitleBarHeight() - getFont()->getHeight()) / 2;
switch (getAlignment())
{
case Graphics::LEFT:
textX = 4;
break;
case Graphics::CENTER:
textX = getWidth() / 2;
break;
case Graphics::RIGHT:
textX = getWidth() - 4;
break;
default:
throw GCN_EXCEPTION("Unknown alignment.");
}
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
graphics->pushClipArea(Rectangle(0, 0, getWidth(), getTitleBarHeight() - 1));
graphics->drawText(getCaption(), textX, textY, getAlignment());
graphics->popClipArea();
}
void Window::mousePressed(MouseEvent& mouseEvent)
{
if (mouseEvent.getSource() != this)
{
return;
}
if (getParent() != NULL)
{
getParent()->moveToTop(this);
}
mDragOffsetX = mouseEvent.getX();
mDragOffsetY = mouseEvent.getY();
mMoved = mouseEvent.getY() <= (int)mTitleBarHeight;
}
void Window::mouseReleased(MouseEvent& mouseEvent)
{
mMoved = false;
}
void Window::mouseDragged(MouseEvent& mouseEvent)
{
if (mouseEvent.isConsumed() || mouseEvent.getSource() != this)
{
return;
}
if (isMovable() && mMoved)
{
setPosition(mouseEvent.getX() - mDragOffsetX + getX(),
mouseEvent.getY() - mDragOffsetY + getY());
}
mouseEvent.consume();
}
Rectangle Window::getChildrenArea()
{
return Rectangle(getPadding(),
getTitleBarHeight(),
getWidth() - getPadding() * 2,
getHeight() - getPadding() - getTitleBarHeight());
}
void Window::setMovable(bool movable)
{
mMovable = movable;
}
bool Window::isMovable() const
{
return mMovable;
}
void Window::setOpaque(bool opaque)
{
mOpaque = opaque;
}
bool Window::isOpaque()
{
return mOpaque;
}
void Window::resizeToContent()
{
WidgetListIterator it;
int w = 0, h = 0;
for (it = mWidgets.begin(); it != mWidgets.end(); it++)
{
if ((*it)->getX() + (*it)->getWidth() > w)
{
w = (*it)->getX() + (*it)->getWidth();
}
if ((*it)->getY() + (*it)->getHeight() > h)
{
h = (*it)->getY() + (*it)->getHeight();
}
}
setSize(w + 2* getPadding(), h + getPadding() + getTitleBarHeight());
}
}