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Diffstat (limited to 'src/gui/popup.cpp')
| -rw-r--r-- | src/gui/popup.cpp | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/gui/popup.cpp b/src/gui/popup.cpp new file mode 100644 index 00000000..17d299a5 --- /dev/null +++ b/src/gui/popup.cpp @@ -0,0 +1,209 @@ +/* + * Aethyra + * Copyright (C) 2009 Aethyra Development Team + * + * This file is part of Aethyra based on original code + * from 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 <algorithm> +#include <cassert> +#include <climits> + +#include <guichan/exception.hpp> + +#include "gui.h" +#include "skin.h" +#include "popup.h" +#include "window.h" +#include "windowcontainer.h" + +#include "../configlistener.h" +#include "../configuration.h" +#include "../log.h" + +#include "../resources/image.h" + +ConfigListener *Popup::popupConfigListener = 0; +int Popup::instances = 0; +bool Popup::mAlphaChanged = false; + +class PopupConfigListener : public ConfigListener +{ + void optionChanged(const std::string &) + { + Popup::mAlphaChanged = true; + } +}; + +Popup::Popup(const std::string& name, Window *parent, + const std::string& skin): + mParent(parent), + mPopupName(name), + mMinWidth(100), + mMinHeight(40), + mMaxWidth(INT_MAX), + mMaxHeight(INT_MAX) +{ + logger->log("Popup::Popup(\"%s\")", name.c_str()); + + if (!windowContainer) + throw GCN_EXCEPTION("Popup::Popup(): no windowContainer set"); + + if (instances == 0) + { + popupConfigListener = new PopupConfigListener(); + // Send GUI alpha changed for initialization + popupConfigListener->optionChanged("guialpha"); + config.addListener("guialpha", popupConfigListener); + } + + setPadding(3); + + instances++; + + // Loads the skin + mSkin = skinLoader->load(skin); + + setGuiAlpha(); + + // Add this window to the window container + windowContainer->add(this); + + // Popups are invisible by default + setVisible(false); +} + +Popup::~Popup() +{ + logger->log("Popup::~Popup(\"%s\")", mPopupName.c_str()); + + while (!mWidgets.empty()) + { + gcn::Widget *w = mWidgets.front(); + remove(w); + delete(w); + } + + instances--; + + mSkin->instances--; + + if (instances == 0) + { + config.removeListener("guialpha", popupConfigListener); + delete popupConfigListener; + popupConfigListener = NULL; + } +} + +void Popup::setWindowContainer(WindowContainer *wc) +{ + windowContainer = wc; +} + +void Popup::draw(gcn::Graphics *graphics) +{ + if (!isVisible()) + return; + + Graphics *g = static_cast<Graphics*>(graphics); + + g->drawImageRect(0, 0, getWidth(), getHeight(), mSkin->getBorder()); + + // Update Popup alpha values + if (mAlphaChanged) + { + for_each(mSkin->getBorder().grid, mSkin->getBorder().grid + 9, + std::bind2nd(std::mem_fun(&Image::setAlpha), + config.getValue("guialpha", 0.8))); + } + drawChildren(graphics); +} + +gcn::Rectangle Popup::getChildrenArea() +{ + return gcn::Rectangle(getPadding(), 0, getWidth() - getPadding() * 2, + getHeight() - getPadding() * 2); +} + +void Popup::setContentSize(int width, int height) +{ + width += 2 * getPadding(); + height += 2 * getPadding(); + + if (getMinWidth() > width) + width = getMinWidth(); + else if (getMaxWidth() < width) + width = getMaxWidth(); + if (getMinHeight() > height) + height = getMinHeight(); + else if (getMaxHeight() < height) + height = getMaxHeight(); + + setSize(width, height); +} + +void Popup::setLocationRelativeTo(gcn::Widget *widget) +{ + int wx, wy; + int x, y; + + widget->getAbsolutePosition(wx, wy); + getAbsolutePosition(x, y); + + setPosition(getX() + (wx + (widget->getWidth() - getWidth()) / 2 - x), + getY() + (wy + (widget->getHeight() - getHeight()) / 2 - y)); +} + +void Popup::setMinWidth(unsigned int width) +{ + mMinWidth = width > mSkin->getMinWidth() ? width : mSkin->getMinWidth(); +} + +void Popup::setMinHeight(unsigned int height) +{ + mMinHeight = height > mSkin->getMinHeight() ? height : mSkin->getMinHeight(); +} + +void Popup::setMaxWidth(unsigned int width) +{ + mMaxWidth = width; +} + +void Popup::setMaxHeight(unsigned int height) +{ + mMaxHeight = height; +} + +void Popup::scheduleDelete() +{ + windowContainer->scheduleDelete(this); +} + +void Popup::setGuiAlpha() +{ + //logger->log("Popup::setGuiAlpha: Alpha Value %f", config.getValue("guialpha", 0.8)); + for (int i = 0; i < 9; i++) + { + //logger->log("Popup::setGuiAlpha: Border Image (%i)", i); + mSkin->getBorder().grid[i]->setAlpha(config.getValue("guialpha", 0.8)); + } + + mAlphaChanged = false; +} + |