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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2012 The ManaPlus Developers
*
* This file is part of The ManaPlus 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/>.
*/
#ifndef PROGRESSBAR_H
#define PROGRESSBAR_H
#include "gui/widgets/widget2.h"
#include <guichan/widget.hpp>
#include <guichan/widgetlistener.hpp>
#include <string>
#include "localconsts.h"
class Graphics;
class GraphicsVertexes;
class ImageRect;
class Skin;
/**
* A progress bar.
*
* \ingroup GUI
*/
class ProgressBar final : public gcn::Widget,
public Widget2,
public gcn::WidgetListener
{
public:
/**
* Constructor, initializes the progress with the given value.
*/
ProgressBar(const Widget2 *const widget, float progress = 0.0f,
const int width = 40, const int height = 7,
const int color = -1);
A_DELETE_COPY(ProgressBar)
~ProgressBar();
/**
* Performs progress bar logic (fading colors)
*/
void logic() override;
/**
* Update the alpha value to the graphic components.
*/
void updateAlpha();
/**
* Draws the progress bar.
*/
void draw(gcn::Graphics *graphics) override;
/**
* Sets the current progress.
*/
void setProgress(const float progress);
/**
* Returns the current progress.
*/
float getProgress() const A_WARN_UNUSED
{ return mProgress; }
/**
* Change the ProgressPalette for this ProgressBar to follow or -1 to
* disable this and manage color manually.
*/
void setProgressPalette(const int progressPalette);
/**
* Change the color of the progress bar.
*/
void setColor(const gcn::Color &color);
/**
* Returns the color of the progress bar.
*/
const gcn::Color &getColor() const A_WARN_UNUSED
{ return mColor; }
/**
* Sets the text shown on the progress bar.
*/
void setText(const std::string &str)
{ mText = str; }
/**
* Returns the text shown on the progress bar.
*/
const std::string &text() const A_WARN_UNUSED
{ return mText; }
/**
* Set whether the progress is moved smoothly.
*/
void setSmoothProgress(bool smoothProgress)
{ mSmoothProgress = smoothProgress; }
/**
* Set whether the color changing is made smoothly.
*/
void setSmoothColorChange(bool smoothColorChange)
{ mSmoothColorChange = smoothColorChange; }
/**
* Renders a progressbar with the given properties.
*/
void render(Graphics *graphics);
void widgetResized(const gcn::Event &event) override;
void widgetMoved(const gcn::Event &event) override;
void setPadding(unsigned int padding)
{ mPadding = padding; }
private:
Skin *mSkin;
float mProgress;
float mProgressToGo;
bool mSmoothProgress;
int mProgressPalette; /** < Entry in ProgressPalette or -1 for none. */
gcn::Color mColor;
gcn::Color mColorToGo;
bool mSmoothColorChange;
std::string mText;
GraphicsVertexes *mVertexes;
bool mRedraw;
unsigned int mPadding;
unsigned int mFillPadding;
static int mInstances;
static float mAlpha;
static const gcn::Color TEXT_COLOR;
};
#endif
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