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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 of the License, or
* (at your option) 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/>.
*
*/
/*
* This code is based on the CRAB engine
*
* Copyright (c) Arvind Raja Yadav
*
* Licensed under MIT
*
*/
#ifndef CRAB_PROGRESSBAR_H
#define CRAB_PROGRESSBAR_H
#include "crab/timer.h"
#include "crab/ui/ClipButton.h"
namespace Crab {
namespace pyrodactyl {
namespace ui {
class ProgressBar : public ClipButton {
// Whenever the progress bar value is changed, we display a glowing effect
Timer _timer;
// The total time for which the change effect must be shown
uint32 _notifyRate;
// Are we currently displaying the effect?
bool _changed;
// The effect also depends on if the change was positive or negative, so store the previous value
int _old;
// If we are drawing an animation, we need to smoothly transition from old->value
// This stores the current progress
int _cur;
// The type of effect being drawn
enum {
NONE,
INCREASE,
DECREASE
} _type;
// We reuse the button images for the 2 types of effect
ImageKey _inc, _dec;
// Where to draw the effect
Vector2i _offset;
// The caption text changes depending on the value of the progress bar - we store all possible text here
struct CaptionText {
// The text to be drawn
Common::String _text;
// The above text is drawn only if the progress bar value is greater than this val
int _val;
CaptionText() {
_val = 0;
}
CaptionText(rapidxml::xml_node<char> *node) {
if (!loadNum(_val, "val", node))
_val = 0;
if (!loadStr(_text, "text", node))
_text = "";
}
};
Common::Array<CaptionText> _ct;
public:
ProgressBar() {
_old = 0;
_cur = 0;
_inc = 0;
_dec = 0;
_notifyRate = 5;
reset();
}
~ProgressBar() {}
// Reset the effect
void reset() {
_changed = false;
_type = NONE;
}
void load(rapidxml::xml_node<char> *node);
void draw(const int &value, const int &max);
void effect(const int &value, const int &prev);
};
} // End of namespace ui
} // End of namespace pyrodactyl
} // End of namespace Crab
#endif // CRAB_PROGRESSBAR_H
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